diff options
| -rw-r--r-- | drivers/media/dvb/frontends/drxk_hard.c | 7109 |
1 files changed, 3545 insertions, 3564 deletions
diff --git a/drivers/media/dvb/frontends/drxk_hard.c b/drivers/media/dvb/frontends/drxk_hard.c index 523352670e73..74e986fd3283 100644 --- a/drivers/media/dvb/frontends/drxk_hard.c +++ b/drivers/media/dvb/frontends/drxk_hard.c @@ -318,11 +318,13 @@ static int i2c_read1(struct i2c_adapter *adapter, u8 adr, u8 *val) struct i2c_msg msgs[1] = { {.addr = adr, .flags = I2C_M_RD, .buf = val, .len = 1} }; - return (i2c_transfer(adapter, msgs, 1) == 1) ? 0 : -1; + + return i2c_transfer(adapter, msgs, 1); } static int i2c_write(struct i2c_adapter *adap, u8 adr, u8 *data, int len) { + int status; struct i2c_msg msg = { .addr = adr, .flags = 0, .buf = data, .len = len }; @@ -333,16 +335,20 @@ static int i2c_write(struct i2c_adapter *adap, u8 adr, u8 *data, int len) printk(KERN_CONT " %02x", data[i]); printk(KERN_CONT "\n"); } - if (i2c_transfer(adap, &msg, 1) != 1) { + status = i2c_transfer(adap, &msg, 1); + if (status >= 0 && status != 1) + status = -EIO; + + if (status < 0) printk(KERN_ERR "drxk: i2c write error at addr 0x%02x\n", adr); - return -1; - } - return 0; + + return status; } static int i2c_read(struct i2c_adapter *adap, u8 adr, u8 *msg, int len, u8 *answ, int alen) { + int status; struct i2c_msg msgs[2] = { {.addr = adr, .flags = 0, .buf = msg, .len = len}, @@ -356,12 +362,15 @@ static int i2c_read(struct i2c_adapter *adap, printk(KERN_CONT " %02x", msg[i]); printk(KERN_CONT "\n"); } - if (i2c_transfer(adap, msgs, 2) != 2) { + status = i2c_transfer(adap, msgs, 2); + if (status != 2) { if (debug > 2) printk(KERN_CONT ": ERROR!\n"); + if (status >= 0) + status = -EIO; printk(KERN_ERR "drxk: i2c read error at addr 0x%02x\n", adr); - return -1; + return status; } if (debug > 2) { int i; @@ -375,6 +384,7 @@ static int i2c_read(struct i2c_adapter *adap, static int read16_flags(struct drxk_state *state, u32 reg, u16 *data, u8 flags) { + int status; u8 adr = state->demod_address, mm1[4], mm2[2], len; if (state->single_master) @@ -392,8 +402,9 @@ static int read16_flags(struct drxk_state *state, u32 reg, u16 *data, u8 flags) len = 2; } dprintk(2, "(0x%08x, 0x%02x)\n", reg, flags); - if (i2c_read(state->i2c, adr, mm1, len, mm2, 2) < 0) - return -1; + status = i2c_read(state->i2c, adr, mm1, len, mm2, 2); + if (status < 0) + return status; if (data) *data = mm2[0] | (mm2[1] << 8); @@ -407,6 +418,7 @@ static int read16(struct drxk_state *state, u32 reg, u16 *data) static int read32_flags(struct drxk_state *state, u32 reg, u32 *data, u8 flags) { + int status; u8 adr = state->demod_address, mm1[4], mm2[4], len; if (state->single_master) @@ -424,8 +436,9 @@ static int read32_flags(struct drxk_state *state, u32 reg, u32 *data, u8 flags) len = 2; } dprintk(2, "(0x%08x, 0x%02x)\n", reg, flags); - if (i2c_read(state->i2c, adr, mm1, len, mm2, 4) < 0) - return -1; + status = i2c_read(state->i2c, adr, mm1, len, mm2, 4); + if (status < 0) + return status; if (data) *data = mm2[0] | (mm2[1] << 8) | (mm2[2] << 16) | (mm2[3] << 24); @@ -459,9 +472,7 @@ static int write16_flags(struct drxk_state *state, u32 reg, u16 data, u8 flags) mm[len + 1] = (data >> 8) & 0xff; dprintk(2, "(0x%08x, 0x%04x, 0x%02x)\n", reg, data, flags); - if (i2c_write(state->i2c, adr, mm, len + 2) < 0) - return -1; - return 0; + return i2c_write(state->i2c, adr, mm, len + 2); } static int write16(struct drxk_state *state, u32 reg, u16 data) @@ -491,9 +502,8 @@ static int write32_flags(struct drxk_state *state, u32 reg, u32 data, u8 flags) mm[len + 2] = (data >> 16) & 0xff; mm[len + 3] = (data >> 24) & 0xff; dprintk(2, "(0x%08x, 0x%08x, 0x%02x)\n", reg, data, flags); - if (i2c_write(state->i2c, adr, mm, len + 4) < 0) - return -1; - return 0; + + return i2c_write(state->i2c, adr, mm, len + 4); } static int write32(struct drxk_state *state, u32 reg, u32 data) @@ -567,33 +577,41 @@ int PowerUpDevice(struct drxk_state *state) dprintk(1, "\n"); status = i2c_read1(state->i2c, state->demod_address, &data); - if (status < 0) + if (status < 0) { do { data = 0; - if (i2c_write(state->i2c, - state->demod_address, &data, 1) < 0) - printk(KERN_ERR "drxk: powerup failed\n"); + status = i2c_write(state->i2c, state->demod_address, + &data, 1); msleep(10); retryCount++; - } while (i2c_read1(state->i2c, - state->demod_address, &data) < 0 && + if (status < 0) + continue; + status = i2c_read1(state->i2c, state->demod_address, + &data); + } while (status < 0 && (retryCount < DRXK_MAX_RETRIES_POWERUP)); - if (retryCount >= DRXK_MAX_RETRIES_POWERUP) - return -1; - do { - /* Make sure all clk domains are active */ - status = write16(state, SIO_CC_PWD_MODE__A, SIO_CC_PWD_MODE_LEVEL_NONE); - if (status < 0) - break; - status = write16(state, SIO_CC_UPDATE__A, SIO_CC_UPDATE_KEY); - if (status < 0) - break; - /* Enable pll lock tests */ - status = write16(state, SIO_CC_PLL_LOCK__A, 1); - if (status < 0) - break; - state->m_currentPowerMode = DRX_POWER_UP; - } while (0); + if (status < 0 && retryCount >= DRXK_MAX_RETRIES_POWERUP) + goto error; + } + + /* Make sure all clk domains are active */ + status = write16(state, SIO_CC_PWD_MODE__A, SIO_CC_PWD_MODE_LEVEL_NONE); + if (status < 0) + goto error; + status = write16(state, SIO_CC_UPDATE__A, SIO_CC_UPDATE_KEY); + if (status < 0) + goto error; + /* Enable pll lock tests */ + status = write16(state, SIO_CC_PLL_LOCK__A, 1); + if (status < 0) + goto error; + + state->m_currentPowerMode = DRX_POWER_UP; + +error: + if (status < 0) + printk(KERN_ERR "drxk: Error %d on %s\n", status, __func__); + return status; } @@ -863,28 +881,27 @@ static int DRXX_Open(struct drxk_state *state) u16 key = 0; dprintk(1, "\n"); - do { - /* stop lock indicator process */ - status = write16(state, SCU_RAM_GPIO__A, SCU_RAM_GPIO_HW_LOCK_IND_DISABLE); - if (status < 0) - break; - /* Check device id */ - status = read16(state, SIO_TOP_COMM_KEY__A, &key); - if (status < 0) - break; - status = write16(state, SIO_TOP_COMM_KEY__A, SIO_TOP_COMM_KEY_KEY); - if (status < 0) - break; - status = read32(state, SIO_TOP_JTAGID_LO__A, &jtag); - if (status < 0) - break; - status = read16(state, SIO_PDR_UIO_IN_HI__A, &bid); - if (status < 0) - break; - status = write16(state, SIO_TOP_COMM_KEY__A, key); - if (status < 0) - break; - } while (0); + /* stop lock indicator process */ + status = write16(state, SCU_RAM_GPIO__A, SCU_RAM_GPIO_HW_LOCK_IND_DISABLE); + if (status < 0) + goto error; + /* Check device id */ + status = read16(state, SIO_TOP_COMM_KEY__A, &key); + if (status < 0) + goto error; + status = write16(state, SIO_TOP_COMM_KEY__A, SIO_TOP_COMM_KEY_KEY); + if (status < 0) + goto error; + status = read32(state, SIO_TOP_JTAGID_LO__A, &jtag); + if (status < 0) + goto error; + status = read16(state, SIO_PDR_UIO_IN_HI__A, &bid); + if (status < 0) + goto error; + status = write16(state, SIO_TOP_COMM_KEY__A, key); +error: + if (status < 0) + printk(KERN_ERR "drxk: Error %d on %s\n", status, __func__); return status; } @@ -895,177 +912,183 @@ static int GetDeviceCapabilities(struct drxk_state *state) int status; dprintk(1, "\n"); - do { - /* driver 0.9.0 */ - /* stop lock indicator process */ - status = write16(state, SCU_RAM_GPIO__A, SCU_RAM_GPIO_HW_LOCK_IND_DISABLE); - if (status < 0) - break; - status = write16(state, SIO_TOP_COMM_KEY__A, 0xFABA); - if (status < 0) - break; - status = read16(state, SIO_PDR_OHW_CFG__A, &sioPdrOhwCfg); - if (status < 0) - break; - status = write16(state, SIO_TOP_COMM_KEY__A, 0x0000); - if (status < 0) - break; + /* driver 0.9.0 */ + /* stop lock indicator process */ + status = write16(state, SCU_RAM_GPIO__A, SCU_RAM_GPIO_HW_LOCK_IND_DISABLE); + if (status < 0) + goto error; + status = write16(state, SIO_TOP_COMM_KEY__A, 0xFABA); + if (status < 0) + goto error; + status = read16(state, SIO_PDR_OHW_CFG__A, &sioPdrOhwCfg); + if (status < 0) + goto error; + status = write16(state, SIO_TOP_COMM_KEY__A, 0x0000); + if (status < 0) + goto error; - switch ((sioPdrOhwCfg & SIO_PDR_OHW_CFG_FREF_SEL__M)) { - case 0: - /* ignore (bypass ?) */ - break; - case 1: - /* 27 MHz */ - state->m_oscClockFreq = 27000; - break; - case 2: - /* 20.25 MHz */ - state->m_oscClockFreq = 20250; - break; - case 3: - /* 4 MHz */ - state->m_oscClockFreq = 20250; - break; - default: - return -1; - } - /* - Determine device capabilities - Based on pinning v14 - */ - status = read32(state, SIO_TOP_JTAGID_LO__A, &sioTopJtagidLo); - if (status < 0) - break; - /* driver 0.9.0 */ - switch ((sioTopJtagidLo >> 29) & 0xF) { - case 0: - state->m_deviceSpin = DRXK_SPIN_A1; - break; - case 2: - state->m_deviceSpin = DRXK_SPIN_A2; - break; - case 3: - state->m_deviceSpin = DRXK_SPIN_A3; - break; - default: - state->m_deviceSpin = DRXK_SPIN_UNKNOWN; - status = -1; - break; - } - switch ((sioTopJtagidLo >> 12) & 0xFF) { - case 0x13: - /* typeId = DRX3913K_TYPE_ID */ - state->m_hasLNA = false; - state->m_hasOOB = false; - state->m_hasATV = false; - state->m_hasAudio = false; - state->m_hasDVBT = true; - state->m_hasDVBC = true; - state->m_hasSAWSW = true; - state->m_hasGPIO2 = false; - state->m_hasGPIO1 = false; - state->m_hasIRQN = false; - break; - case 0x15: - /* typeId = DRX3915K_TYPE_ID */ - state->m_hasLNA = false; - state->m_hasOOB = false; - state->m_hasATV = true; - state->m_hasAudio = false; - state->m_hasDVBT = true; - state->m_hasDVBC = false; - state->m_hasSAWSW = true; - state->m_hasGPIO2 = true; - state->m_hasGPIO1 = true; - state->m_hasIRQN = false; - break; - case 0x16: - /* typeId = DRX3916K_TYPE_ID */ - state->m_hasLNA = false; - state->m_hasOOB = false; - state->m_hasATV = true; - state->m_hasAudio = false; - state->m_hasDVBT = true; - state->m_hasDVBC = false; - state->m_hasSAWSW = true; - state->m_hasGPIO2 = true; - state->m_hasGPIO1 = true; - state->m_hasIRQN = false; - break; - case 0x18: - /* typeId = DRX3918K_TYPE_ID */ - state->m_hasLNA = false; - state->m_hasOOB = false; - state->m_hasATV = true; - state->m_hasAudio = true; - state->m_hasDVBT = true; - state->m_hasDVBC = false; - state->m_hasSAWSW = true; - state->m_hasGPIO2 = true; - state->m_hasGPIO1 = true; - state->m_hasIRQN = false; - break; - case 0x21: - /* typeId = DRX3921K_TYPE_ID */ - state->m_hasLNA = false; - state->m_hasOOB = false; - state->m_hasATV = true; - state->m_hasAudio = true; - state->m_hasDVBT = true; - state->m_hasDVBC = true; - state->m_hasSAWSW = true; - state->m_hasGPIO2 = true; - state->m_hasGPIO1 = true; - state->m_hasIRQN = false; - break; - case 0x23: - /* typeId = DRX3923K_TYPE_ID */ - state->m_hasLNA = false; - state->m_hasOOB = false; - state->m_hasATV = true; - state->m_hasAudio = true; - state->m_hasDVBT = true; - state->m_hasDVBC = true; - state->m_hasSAWSW = true; - state->m_hasGPIO2 = true; - state->m_hasGPIO1 = true; - state->m_hasIRQN = false; - break; - case 0x25: - /* typeId = DRX3925K_TYPE_ID */ - state->m_hasLNA = false; - state->m_hasOOB = false; - state->m_hasATV = true; - state->m_hasAudio = true; - state->m_hasDVBT = true; - state->m_hasDVBC = true; - state->m_hasSAWSW = true; - state->m_hasGPIO2 = true; - state->m_hasGPIO1 = true; - state->m_hasIRQN = false; - break; - case 0x26: - /* typeId = DRX3926K_TYPE_ID */ - state->m_hasLNA = false; - state->m_hasOOB = false; - state->m_hasATV = true; - state->m_hasAudio = false; - state->m_hasDVBT = true; - state->m_hasDVBC = true; - state->m_hasSAWSW = true; - state->m_hasGPIO2 = true; - state->m_hasGPIO1 = true; - state->m_hasIRQN = false; - break; - default: - printk(KERN_ERR "drxk: DeviceID not supported = %02x\n", - ((sioTopJtagidLo >> 12) & 0xFF)); - status = -1; - break; - } - } while (0); + switch ((sioPdrOhwCfg & SIO_PDR_OHW_CFG_FREF_SEL__M)) { + case 0: + /* ignore (bypass ?) */ + break; + case 1: + /* 27 MHz */ + state->m_oscClockFreq = 27000; + break; + case 2: + /* 20.25 MHz */ + state->m_oscClockFreq = 20250; + break; + case 3: + /* 4 MHz */ + state->m_oscClockFreq = 20250; + break; + default: + printk(KERN_ERR "drxk: Clock Frequency is unkonwn\n"); + return -EINVAL; + } + /* + Determine device capabilities + Based on pinning v14 + */ + status = read32(state, SIO_TOP_JTAGID_LO__A, &sioTopJtagidLo); + if (status < 0) + goto error; + /* driver 0.9.0 */ + switch ((sioTopJtagidLo >> 29) & 0xF) { + case 0: + state->m_deviceSpin = DRXK_SPIN_A1; + break; + case 2: + state->m_deviceSpin = DRXK_SPIN_A2; + break; + case 3: + state->m_deviceSpin = DRXK_SPIN_A3; + break; + default: + state->m_deviceSpin = DRXK_SPIN_UNKNOWN; + status = -EINVAL; + printk(KERN_ERR "drxk: Spin unknown\n"); + goto error2; + } + switch ((sioTopJtagidLo >> 12) & 0xFF) { + case 0x13: + /* typeId = DRX3913K_TYPE_ID */ + state->m_hasLNA = false; + state->m_hasOOB = false; + state->m_hasATV = false; + state->m_hasAudio = false; + state->m_hasDVBT = true; + state->m_hasDVBC = true; + state->m_hasSAWSW = true; + state->m_hasGPIO2 = false; + state->m_hasGPIO1 = false; + state->m_hasIRQN = false; + break; + case 0x15: + /* typeId = DRX3915K_TYPE_ID */ + state->m_hasLNA = false; + state->m_hasOOB = false; + state->m_hasATV = true; + state->m_hasAudio = false; + state->m_hasDVBT = true; + state->m_hasDVBC = false; + state->m_hasSAWSW = true; + state->m_hasGPIO2 = true; + state->m_hasGPIO1 = true; + state->m_hasIRQN = false; + break; + case 0x16: + /* typeId = DRX3916K_TYPE_ID */ + state->m_hasLNA = false; + state->m_hasOOB = false; + state->m_hasATV = true; + state->m_hasAudio = false; + state->m_hasDVBT = true; + state->m_hasDVBC = false; + state->m_hasSAWSW = true; + state->m_hasGPIO2 = true; + state->m_hasGPIO1 = true; + state->m_hasIRQN = false; + break; + case 0x18: + /* typeId = DRX3918K_TYPE_ID */ + state->m_hasLNA = false; + state->m_hasOOB = false; + state->m_hasATV = true; + state->m_hasAudio = true; + state->m_hasDVBT = true; + state->m_hasDVBC = false; + state->m_hasSAWSW = true; + state->m_hasGPIO2 = true; + state->m_hasGPIO1 = true; + state->m_hasIRQN = false; + break; + case 0x21: + /* typeId = DRX3921K_TYPE_ID */ + state->m_hasLNA = false; + state->m_hasOOB = false; + state->m_hasATV = true; + state->m_hasAudio = true; + state->m_hasDVBT = true; + state->m_hasDVBC = true; + state->m_hasSAWSW = true; + state->m_hasGPIO2 = true; + state->m_hasGPIO1 = true; + state->m_hasIRQN = false; + break; + case 0x23: + /* typeId = DRX3923K_TYPE_ID */ + state->m_hasLNA = false; + state->m_hasOOB = false; + state->m_hasATV = true; + state->m_hasAudio = true; + state->m_hasDVBT = true; + state->m_hasDVBC = true; + state->m_hasSAWSW = true; + state->m_hasGPIO2 = true; + state->m_hasGPIO1 = true; + state->m_hasIRQN = false; + break; + case 0x25: + /* typeId = DRX3925K_TYPE_ID */ + state->m_hasLNA = false; + state->m_hasOOB = false; + state->m_hasATV = true; + state->m_hasAudio = true; + state->m_hasDVBT = true; + state->m_hasDVBC = true; + state->m_hasSAWSW = true; + state->m_hasGPIO2 = true; + state->m_hasGPIO1 = true; + state->m_hasIRQN = false; + break; + case 0x26: + /* typeId = DRX3926K_TYPE_ID */ + state->m_hasLNA = false; + state->m_hasOOB = false; + state->m_hasATV = true; + state->m_hasAudio = false; + state->m_hasDVBT = true; + state->m_hasDVBC = true; + state->m_hasSAWSW = true; + state->m_hasGPIO2 = true; + state->m_hasGPIO1 = true; + state->m_hasIRQN = false; + break; + default: + printk(KERN_ERR "drxk: DeviceID not supported = %02x\n", + ((sioTopJtagidLo >> 12) & 0xFF)); + status = -EINVAL; + goto error2; + } + +error: + if (status < 0) + printk(KERN_ERR "drxk: Error %d on %s\n", status, __func__); + +error2: return status; } @@ -1079,7 +1102,7 @@ static int HI_Command(struct drxk_state *state, u16 cmd, u16 *pResult) /* Write command */ status = write16(state, SIO_HI_RA_RAM_CMD__A, cmd); if (status < 0) - return status; + goto error; if (cmd == SIO_HI_RA_RAM_CMD_RESET) msleep(1); @@ -1100,11 +1123,14 @@ static int HI_Command(struct drxk_state *state, u16 cmd, u16 *pResult) &waitCmd); } while ((status < 0) && (retryCount < DRXK_MAX_RETRIES) && (waitCmd != 0)); - - if (status == 0) - status = read16(state, SIO_HI_RA_RAM_RES__A, - pResult); + if (status < 0) + goto error; + status = read16(state, SIO_HI_RA_RAM_RES__A, pResult); } +error: + if (status < 0) + printk(KERN_ERR "drxk: Error %d on %s\n", status, __func__); + return status; } @@ -1115,32 +1141,34 @@ static int HI_CfgCommand(struct drxk_state *state) dprintk(1, "\n"); mutex_lock(&state->mutex); - do { - status = write16(state, SIO_HI_RA_RAM_PAR_6__A, state->m_HICfgTimeout); - if (status < 0) - break; - status = write16(state, SIO_HI_RA_RAM_PAR_5__A, state->m_HICfgCtrl); - if (status < 0) - break; - status = write16(state, SIO_HI_RA_RAM_PAR_4__A, state->m_HICfgWakeUpKey); - if (status < 0) - break; - status = write16(state, SIO_HI_RA_RAM_PAR_3__A, state->m_HICfgBridgeDelay); - if (status < 0) - break; - status = write16(state, SIO_HI_RA_RAM_PAR_2__A, state->m_HICfgTimingDiv); - if (status < 0) - break; - status = write16(state, SIO_HI_RA_RAM_PAR_1__A, SIO_HI_RA_RAM_PAR_1_PAR1_SEC_KEY); - if (status < 0) - break; - status = HI_Command(state, SIO_HI_RA_RAM_CMD_CONFIG, 0); - if (status < 0) - break; - state->m_HICfgCtrl &= ~SIO_HI_RA_RAM_PAR_5_CFG_SLEEP_ZZZ; - } while (0); + status = write16(state, SIO_HI_RA_RAM_PAR_6__A, state->m_HICfgTimeout); + if (status < 0) + goto error; + status = write16(state, SIO_HI_RA_RAM_PAR_5__A, state->m_HICfgCtrl); + if (status < 0) + goto error; + status = write16(state, SIO_HI_RA_RAM_PAR_4__A, state->m_HICfgWakeUpKey); + if (status < 0) + goto error; + status = write16(state, SIO_HI_RA_RAM_PAR_3__A, state->m_HICfgBridgeDelay); + if (status < 0) + goto error; + status = write16(state, SIO_HI_RA_RAM_PAR_2__A, state->m_HICfgTimingDiv); + if (status < 0) + goto error; + status = write16(state, SIO_HI_RA_RAM_PAR_1__A, SIO_HI_RA_RAM_PAR_1_PAR1_SEC_KEY); + if (status < 0) + goto error; + status = HI_Command(state, SIO_HI_RA_RAM_CMD_CONFIG, 0); + if (status < 0) + goto error; + + state->m_HICfgCtrl &= ~SIO_HI_RA_RAM_PAR_5_CFG_SLEEP_ZZZ; +error: mutex_unlock(&state->mutex); + if (status < 0) + printk(KERN_ERR "drxk: Error %d on %s\n", status, __func__); return status; } @@ -1152,6 +1180,7 @@ static int InitHI(struct drxk_state *state) state->m_HICfgTimeout = 0x96FF; /* port/bridge/power down ctrl */ state->m_HICfgCtrl = SIO_HI_RA_RAM_PAR_5_CFG_SLV0_SLAVE; + return HI_CfgCommand(state); } @@ -1162,139 +1191,139 @@ static int MPEGTSConfigurePins(struct drxk_state *state, bool mpegEnable) u16 sioPdrMdxCfg = 0; dprintk(1, "\n"); - do { - /* stop lock indicator process */ - status = write16(state, SCU_RAM_GPIO__A, SCU_RAM_GPIO_HW_LOCK_IND_DISABLE); - if (status < 0) - break; - /* MPEG TS pad configuration */ - status = write16(state, SIO_TOP_COMM_KEY__A, 0xFABA); + /* stop lock indicator process */ + status = write16(state, SCU_RAM_GPIO__A, SCU_RAM_GPIO_HW_LOCK_IND_DISABLE); + if (status < 0) + goto error; + + /* MPEG TS pad configuration */ + status = write16(state, SIO_TOP_COMM_KEY__A, 0xFABA); + if (status < 0) + goto error; + + if (mpegEnable == false) { + /* Set MPEG TS pads to inputmode */ + status = write16(state, SIO_PDR_MSTRT_CFG__A, 0x0000); if (status < 0) - break; + goto error; + status = write16(state, SIO_PDR_MERR_CFG__A, 0x0000); + if (status < 0) + goto error; + status = write16(state, SIO_PDR_MCLK_CFG__A, 0x0000); + if (status < 0) + goto error; + status = write16(state, SIO_PDR_MVAL_CFG__A, 0x0000); + if (status < 0) + goto error; + status = write16(state, SIO_PDR_MD0_CFG__A, 0x0000); + if (status < 0) + goto error; + status = write16(state, SIO_PDR_MD1_CFG__A, 0x0000); + if (status < 0) + goto error; + status = write16(state, SIO_PDR_MD2_CFG__A, 0x0000); + if (status < 0) + goto error; + status = write16(state, SIO_PDR_MD3_CFG__A, 0x0000); + if (status < 0) + goto error; + status = write16(state, SIO_PDR_MD4_CFG__A, 0x0000); + if (status < 0) + goto error; + status = write16(state, SIO_PDR_MD5_CFG__A, 0x0000); + if (status < 0) + goto error; + status = write16(state, SIO_PDR_MD6_CFG__A, 0x0000); + if (status < 0) + goto error; + status = write16(state, SIO_PDR_MD7_CFG__A, 0x0000); + if (status < 0) + goto error; + } else { + /* Enable MPEG output */ + sioPdrMdxCfg = + ((state->m_TSDataStrength << + SIO_PDR_MD0_CFG_DRIVE__B) | 0x0003); + sioPdrMclkCfg = ((state->m_TSClockkStrength << + SIO_PDR_MCLK_CFG_DRIVE__B) | + 0x0003); - if (mpegEnable == false) { - /* Set MPEG TS pads to inputmode */ - status = write16(state, SIO_PDR_MSTRT_CFG__A, 0x0000); + status = write16(state, SIO_PDR_MSTRT_CFG__A, sioPdrMdxCfg); + if (status < 0) + goto error; + status = write16(state, SIO_PDR_MERR_CFG__A, 0x0000); /* Disable */ + if (status < 0) + goto error; + status = write16(state, SIO_PDR_MVAL_CFG__A, 0x0000); /* Disable */ + if (status < 0) + goto error; + if (state->m_enableParallel == true) { + /* paralel -> enable MD1 to MD7 */ + status = write16(state, SIO_PDR_MD1_CFG__A, sioPdrMdxCfg); if (status < 0) - break; - status = write16(state, SIO_PDR_MERR_CFG__A, 0x0000); + goto error; + status = write16(state, SIO_PDR_MD2_CFG__A, sioPdrMdxCfg); if (status < 0) - break; - status = write16(state, SIO_PDR_MCLK_CFG__A, 0x0000); + goto error; + status = write16(state, SIO_PDR_MD3_CFG__A, sioPdrMdxCfg); if (status < 0) - break; - status = write16(state, SIO_PDR_MVAL_CFG__A, 0x0000); + goto error; + status = write16(state, SIO_PDR_MD4_CFG__A, sioPdrMdxCfg); if (status < 0) - break; - status = write16(state, SIO_PDR_MD0_CFG__A, 0x0000); + goto error; + status = write16(state, SIO_PDR_MD5_CFG__A, sioPdrMdxCfg); if (status < 0) - break; + goto error; + status = write16(state, SIO_PDR_MD6_CFG__A, sioPdrMdxCfg); + if (status < 0) + goto error; + status = write16(state, SIO_PDR_MD7_CFG__A, sioPdrMdxCfg); + if (status < 0) + goto error; + } else { + sioPdrMdxCfg = ((state->m_TSDataStrength << + SIO_PDR_MD0_CFG_DRIVE__B) + | 0x0003); + /* serial -> disable MD1 to MD7 */ status = write16(state, SIO_PDR_MD1_CFG__A, 0x0000); if (status < 0) - break; + goto error; status = write16(state, SIO_PDR_MD2_CFG__A, 0x0000); if (status < 0) - break; + goto error; status = write16(state, SIO_PDR_MD3_CFG__A, 0x0000); if (status < 0) - break; + goto error; status = write16(state, SIO_PDR_MD4_CFG__A, 0x0000); if (status < 0) - break; + goto error; status = write16(state, SIO_PDR_MD5_CFG__A, 0x0000); if (status < 0) - break; + goto error; status = write16(state, SIO_PDR_MD6_CFG__A, 0x0000); if (status < 0) - break; + goto error; status = write16(state, SIO_PDR_MD7_CFG__A, 0x0000); if (status < 0) - break; - } else { - /* Enable MPEG output */ - sioPdrMdxCfg = - ((state->m_TSDataStrength << - SIO_PDR_MD0_CFG_DRIVE__B) | 0x0003); - sioPdrMclkCfg = ((state->m_TSClockkStrength << - SIO_PDR_MCLK_CFG_DRIVE__B) | - 0x0003); - - status = write16(state, SIO_PDR_MSTRT_CFG__A, sioPdrMdxCfg); - if (status < 0) - break; - status = write16(state, SIO_PDR_MERR_CFG__A, 0x0000); /* Disable */ - if (status < 0) - break; - status = write16(state, SIO_PDR_MVAL_CFG__A, 0x0000); /* Disable */ - if (status < 0) - break; - if (state->m_enableParallel == true) { - /* paralel -> enable MD1 to MD7 */ - status = write16(state, SIO_PDR_MD1_CFG__A, sioPdrMdxCfg); - if (status < 0) - break; - status = write16(state, SIO_PDR_MD2_CFG__A, sioPdrMdxCfg); - if (status < 0) - break; - status = write16(state, SIO_PDR_MD3_CFG__A, sioPdrMdxCfg); - if (status < 0) - break; - status = write16(state, SIO_PDR_MD4_CFG__A, sioPdrMdxCfg); - if (status < 0) - break; - status = write16(state, SIO_PDR_MD5_CFG__A, sioPdrMdxCfg); - if (status < 0) - break; - status = write16(state, SIO_PDR_MD6_CFG__A, sioPdrMdxCfg); - if (status < 0) - break; - status = write16(state, SIO_PDR_MD7_CFG__A, sioPdrMdxCfg); - if (status < 0) - break; - } else { - sioPdrMdxCfg = ((state->m_TSDataStrength << - SIO_PDR_MD0_CFG_DRIVE__B) - | 0x0003); - /* serial -> disable MD1 to MD7 */ - status = write16(state, SIO_PDR_MD1_CFG__A, 0x0000); - if (status < 0) - break; - status = write16(state, SIO_PDR_MD2_CFG__A, 0x0000); - if (status < 0) - break; - status = write16(state, SIO_PDR_MD3_CFG__A, 0x0000); - if (status < 0) - break; - status = write16(state, SIO_PDR_MD4_CFG__A, 0x0000); - if (status < 0) - break; - status = write16(state, SIO_PDR_MD5_CFG__A, 0x0000); - if (status < 0) - break; - status = write16(state, SIO_PDR_MD6_CFG__A, 0x0000); - if (status < 0) - break; - status = write16(state, SIO_PDR_MD7_CFG__A, 0x0000); - if (status < 0) - break; - } - status = write16(state, SIO_PDR_MCLK_CFG__A, sioPdrMclkCfg); - if (status < 0) - break; - status = write16(state, SIO_PDR_MD0_CFG__A, sioPdrMdxCfg); - if (status < 0) - break; + goto error; } - /* Enable MB output over MPEG pads and ctl input */ - status = write16(state, SIO_PDR_MON_CFG__A, 0x0000); + status = write16(state, SIO_PDR_MCLK_CFG__A, sioPdrMclkCfg); if (status < 0) - break; - /* Write nomagic word to enable pdr reg write */ - status = write16(state, SIO_TOP_COMM_KEY__A, 0x0000); + goto error; + status = write16(state, SIO_PDR_MD0_CFG__A, sioPdrMdxCfg); if (status < 0) - break; - } while (0); + goto error; + } + /* Enable MB output over MPEG pads and ctl input */ + status = write16(state, SIO_PDR_MON_CFG__A, 0x0000); + if (status < 0) + goto error; + /* Write nomagic word to enable pdr reg write */ + status = write16(state, SIO_TOP_COMM_KEY__A, 0x0000); +error: + if (status < 0) + printk(KERN_ERR "drxk: Error %d on %s\n", status, __func__); return status; } @@ -1313,36 +1342,38 @@ static int BLChainCmd(struct drxk_state *state, unsigned long end; dprintk(1, "\n"); - mutex_lock(&state->mutex); + status = write16(state, SIO_BL_MODE__A, SIO_BL_MODE_CHAIN); + if (status < 0) + goto error; + status = write16(state, SIO_BL_CHAIN_ADDR__A, romOffset); + if (status < 0) + goto error; + status = write16(state, SIO_BL_CHAIN_LEN__A, nrOfElements); + if (status < 0) + goto error; + status = write16(state, SIO_BL_ENABLE__A, SIO_BL_ENABLE_ON); + if (status < 0) + goto error; + + end = jiffies + msecs_to_jiffies(timeOut); do { - status = write16(state, SIO_BL_MODE__A, SIO_BL_MODE_CHAIN); - if (status < 0) - break; - status = write16(state, SIO_BL_CHAIN_ADDR__A, romOffset); - if (status < 0) - break; - status = write16(state, SIO_BL_CHAIN_LEN__A, nrOfElements); - if (status < 0) - break; - status = write16(state, SIO_BL_ENABLE__A, SIO_BL_ENABLE_ON); + msleep(1); + status = read16(state, SIO_BL_STATUS__A, &blStatus); if (status < 0) - break; - end = jiffies + msecs_to_jiffies(timeOut); + goto error; + } while ((blStatus == 0x1) && + ((time_is_after_jiffies(end)))); - do { - msleep(1); - status = read16(state, SIO_BL_STATUS__A, &blStatus); - if (status < 0) - break; - } while ((blStatus == 0x1) && - ((time_is_after_jiffies(end)))); - if (blStatus == 0x1) { - printk(KERN_ERR "drxk: SIO not ready\n"); - mutex_unlock(&state->mutex); - return -1; - } - } while (0); + if (blStatus == 0x1) { + printk(KERN_ERR "drxk: SIO not ready\n"); + status = -EINVAL; + goto error2; + } +error: + if (status < 0) + printk(KERN_ERR "drxk: Error %d on %s\n", status, __func__); +error2: mutex_unlock(&state->mutex); return status; } @@ -1421,25 +1452,24 @@ static int DVBTEnableOFDMTokenRing(struct drxk_state *state, bool enable) desiredStatus = SIO_OFDM_SH_OFDM_RING_STATUS_DOWN; } - status = (read16(state, SIO_OFDM_SH_OFDM_RING_STATUS__A, &data)); - - if (data == desiredStatus) { + status = read16(state, SIO_OFDM_SH_OFDM_RING_STATUS__A, &data); + if (status >= 0 && data == desiredStatus) { /* tokenring already has correct status */ return status; } /* Disable/enable dvbt tokenring bridge */ - status = - write16(state, SIO_OFDM_SH_OFDM_RING_ENABLE__A, desiredCtrl); + status = write16(state, SIO_OFDM_SH_OFDM_RING_ENABLE__A, desiredCtrl); end = jiffies + msecs_to_jiffies(DRXK_OFDM_TR_SHUTDOWN_TIMEOUT); do { status = read16(state, SIO_OFDM_SH_OFDM_RING_STATUS__A, &data); - if (status < 0) + if ((status >= 0 && data == desiredStatus) || time_is_after_jiffies(end)) break; - } while ((data != desiredStatus) && ((time_is_after_jiffies(end)))); + msleep(1); + } while (1); if (data != desiredStatus) { printk(KERN_ERR "drxk: SIO not ready\n"); - return -1; + return -EINVAL; } return status; } @@ -1452,25 +1482,26 @@ static int MPEGTSStop(struct drxk_state *state) dprintk(1, "\n"); - do { - /* Gracefull shutdown (byte boundaries) */ - status = read16(state, FEC_OC_SNC_MODE__A, &fecOcSncMode); - if (status < 0) - break; - fecOcSncMode |= FEC_OC_SNC_MODE_SHUTDOWN__M; - status = write16(state, FEC_OC_SNC_MODE__A, fecOcSncMode); - if (status < 0) - break; + /* Gracefull shutdown (byte boundaries) */ + status = read16(state, FEC_OC_SNC_MODE__A, &fecOcSncMode); + if (status < 0) + goto error; + fecOcSncMode |= FEC_OC_SNC_MODE_SHUTDOWN__M; + status = write16(state, FEC_OC_SNC_MODE__A, fecOcSncMode); + if (status < 0) + goto error; + + /* Suppress MCLK during absence of data */ + status = read16(state, FEC_OC_IPR_MODE__A, &fecOcIprMode); + if (status < 0) + goto error; + fecOcIprMode |= FEC_OC_IPR_MODE_MCLK_DIS_DAT_ABS__M; + status = write16(state, FEC_OC_IPR_MODE__A, fecOcIprMode); + +error: + if (status < 0) + printk(KERN_ERR "drxk: Error %d on %s\n", status, __func__); - /* Suppress MCLK during absence of data */ - status = read16(state, FEC_OC_IPR_MODE__A, &fecOcIprMode); - if (status < 0) - break; - fecOcIprMode |= FEC_OC_IPR_MODE_MCLK_DIS_DAT_ABS__M; - status = write16(state, FEC_OC_IPR_MODE__A, fecOcIprMode); - if (status < 0) - break; - } while (0); return status; } @@ -1482,82 +1513,83 @@ static int scu_command(struct drxk_state *state, #error DRXK register mapping no longer compatible with this routine! #endif u16 curCmd = 0; - int status; + int status = -EINVAL; unsigned long end; + u8 buffer[34]; + int cnt = 0, ii; dprintk(1, "\n"); if ((cmd == 0) || ((parameterLen > 0) && (parameter == NULL)) || ((resultLen > 0) && (result == NULL))) - return -1; + goto error; mutex_lock(&state->mutex); + + /* assume that the command register is ready + since it is checked afterwards */ + for (ii = parameterLen - 1; ii >= 0; ii -= 1) { + buffer[cnt++] = (parameter[ii] & 0xFF); + buffer[cnt++] = ((parameter[ii] >> 8) & 0xFF); + } + buffer[cnt++] = (cmd & 0xFF); + buffer[cnt++] = ((cmd >> 8) & 0xFF); + + write_block(state, SCU_RAM_PARAM_0__A - + (parameterLen - 1), cnt, buffer); + /* Wait until SCU has processed command */ + end = jiffies + msecs_to_jiffies(DRXK_MAX_WAITTIME); do { - /* assume that the command register is ready - since it is checked afterwards */ - u8 buffer[34]; - int cnt = 0, ii; - - for (ii = parameterLen - 1; ii >= 0; ii -= 1) { - buffer[cnt++] = (parameter[ii] & 0xFF); - buffer[cnt++] = ((parameter[ii] >> 8) & 0xFF); - } - buffer[cnt++] = (cmd & 0xFF); - buffer[cnt++] = ((cmd >> 8) & 0xFF); + msleep(1); + status = read16(state, SCU_RAM_COMMAND__A, &curCmd); + if (status < 0) + goto error; + } while (!(curCmd == DRX_SCU_READY) && (time_is_after_jiffies(end))); + if (curCmd != DRX_SCU_READY) { + printk(KERN_ERR "drxk: SCU not ready\n"); + status = -EIO; + goto error2; + } + /* read results */ + if ((resultLen > 0) && (result != NULL)) { + s16 err; + int ii; - write_block(state, SCU_RAM_PARAM_0__A - - (parameterLen - 1), cnt, buffer); - /* Wait until SCU has processed command */ - end = jiffies + msecs_to_jiffies(DRXK_MAX_WAITTIME); - do { - msleep(1); - status = read16(state, SCU_RAM_COMMAND__A, &curCmd); + for (ii = resultLen - 1; ii >= 0; ii -= 1) { + status = read16(state, SCU_RAM_PARAM_0__A - ii, &result[ii]); if (status < 0) - break; - } while (!(curCmd == DRX_SCU_READY) - && (time_is_after_jiffies(end))); - if (curCmd != DRX_SCU_READY) { - printk(KERN_ERR "drxk: SCU not ready\n"); - mutex_unlock(&state->mutex); - return -1; + goto error; } - /* read results */ - if ((resultLen > 0) && (result != NULL)) { - s16 err; - int ii; - - for (ii = resultLen - 1; ii >= 0; ii -= 1) { - status = read16(state, SCU_RAM_PARAM_0__A - ii, &result[ii]); - if (status < 0) - break; - } - - /* Check if an error was reported by SCU */ - err = (s16) result[0]; - - /* check a few fixed error codes */ - if (err == SCU_RESULT_UNKSTD) { - printk(KERN_ERR "drxk: SCU_RESULT_UNKSTD\n"); - mutex_unlock(&state->mutex); - return -1; - } else if (err == SCU_RESULT_UNKCMD) { - printk(KERN_ERR "drxk: SCU_RESULT_UNKCMD\n"); - mutex_unlock(&state->mutex); - return -1; - } - /* here it is assumed that negative means error, - and positive no error */ - else if (err < 0) { - printk(KERN_ERR "drxk: %s ERROR\n", __func__); - mutex_unlock(&state->mutex); - return -1; - } + + /* Check if an error was reported by SCU */ + err = (s16)result[0]; + + /* check a few fixed error codes */ + if (err == SCU_RESULT_UNKSTD) { + printk(KERN_ERR "drxk: SCU_RESULT_UNKSTD\n"); + status = -EINVAL; + goto error2; + } else if (err == SCU_RESULT_UNKCMD) { + printk(KERN_ERR "drxk: SCU_RESULT_UNKCMD\n"); + status = -EINVAL; + goto error2; + } else if (err < 0) { + /* + * here it is assumed that a nagative result means + * error, and positive no error + */ + printk(KERN_ERR "drxk: %s ERROR: %d\n", __func__, err); + status = -EINVAL; + goto error2; } - } while (0); - mutex_unlock(&state->mutex); + } + +error: if (status < 0) - printk(KERN_ERR "drxk: %s: status = %d\n", __func__, status); + printk(KERN_ERR "drxk: Error %d on %s\n", status, __func__); +error2: + mutex_unlock(&state->mutex); return status; } @@ -1568,30 +1600,30 @@ static int SetIqmAf(struct drxk_state *state, bool active) dprintk(1, "\n"); - do { - /* Configure IQM */ - status = read16(state, IQM_AF_STDBY__A, &data); - if (status < 0) - break; - if (!active) { - data |= (IQM_AF_STDBY_STDBY_ADC_STANDBY - | IQM_AF_STDBY_STDBY_AMP_STANDBY - | IQM_AF_STDBY_STDBY_PD_STANDBY - | IQM_AF_STDBY_STDBY_TAGC_IF_STANDBY - | IQM_AF_STDBY_STDBY_TAGC_RF_STANDBY); - } else { /* active */ - - data &= ((~IQM_AF_STDBY_STDBY_ADC_STANDBY) - & (~IQM_AF_STDBY_STDBY_AMP_STANDBY) - & (~IQM_AF_STDBY_STDBY_PD_STANDBY) - & (~IQM_AF_STDBY_STDBY_TAGC_IF_STANDBY) - & (~IQM_AF_STDBY_STDBY_TAGC_RF_STANDBY) - ); - } - status = write16(state, IQM_AF_STDBY__A, data); - if (status < 0) - break; - } while (0); + /* Configure IQM */ + status = read16(state, IQM_AF_STDBY__A, &data); + if (status < 0) + goto error; + + if (!active) { + data |= (IQM_AF_STDBY_STDBY_ADC_STANDBY + | IQM_AF_STDBY_STDBY_AMP_STANDBY + | IQM_AF_STDBY_STDBY_PD_STANDBY + | IQM_AF_STDBY_STDBY_TAGC_IF_STANDBY + | IQM_AF_STDBY_STDBY_TAGC_RF_STANDBY); + } else { + data &= ((~IQM_AF_STDBY_STDBY_ADC_STANDBY) + & (~IQM_AF_STDBY_STDBY_AMP_STANDBY) + & (~IQM_AF_STDBY_STDBY_PD_STANDBY) + & (~IQM_AF_STDBY_STDBY_TAGC_IF_STANDBY) + & (~IQM_AF_STDBY_STDBY_TAGC_RF_STANDBY) + ); + } + status = write16(state, IQM_AF_STDBY__A, data); + +error: + if (status < 0) + printk(KERN_ERR "drxk: Error %d on %s\n", status, __func__); return status; } @@ -1604,7 +1636,7 @@ static int CtrlPowerMode(struct drxk_state *state, enum DRXPowerMode *mode) /* Check arguments */ if (mode == NULL) - return -1; + return -EINVAL; switch (*mode) { case DRX_POWER_UP: @@ -1624,7 +1656,7 @@ static int CtrlPowerMode(struct drxk_state *state, enum DRXPowerMode *mode) break; default: /* Unknow sleep mode */ - return -1; + return -EINVAL; break; } @@ -1634,14 +1666,12 @@ static int CtrlPowerMode(struct drxk_state *state, enum DRXPowerMode *mode) /* For next steps make sure to start from DRX_POWER_UP mode */ if (state->m_currentPowerMode != DRX_POWER_UP) { - do { - status = PowerUpDevice(state); - if (status < 0) - break; - status = DVBTEnableOFDMTokenRing(state, true); - if (status < 0) - break; - } while (0); + status = PowerUpDevice(state); + if (status < 0) + goto error; + status = DVBTEnableOFDMTokenRing(state, true); + if (status < 0) + goto error; } if (*mode == DRX_POWER_UP) { @@ -1656,48 +1686,51 @@ static int CtrlPowerMode(struct drxk_state *state, enum DRXPowerMode *mode) /* Power down device */ /* stop all comm_exec */ /* Stop and power down previous standard */ - do { - switch (state->m_OperationMode) { - case OM_DVBT: - status = MPEGTSStop(state); - if (status < 0) - break; - status = PowerDownDVBT(state, false); - if (status < 0) - break; - break; - case OM_QAM_ITU_A: - case OM_QAM_ITU_C: - status = MPEGTSStop(state); - if (status < 0) - break; - status = PowerDownQAM(state); - if (status < 0) - break; - break; - default: - break; - } - status = DVBTEnableOFDMTokenRing(state, false); + switch (state->m_OperationMode) { + case OM_DVBT: + status = MPEGTSStop(state); if (status < 0) - break; - status = write16(state, SIO_CC_PWD_MODE__A, sioCcPwdMode); + goto error; + status = PowerDownDVBT(state, false); if (status < 0) - break; - status = write16(state, SIO_CC_UPDATE__A, SIO_CC_UPDATE_KEY); + goto error; + break; + case OM_QAM_ITU_A: + case OM_QAM_ITU_C: + status = MPEGTSStop(state); if (status < 0) - break; + goto error; + status = PowerDownQAM(state); + if (status < 0) + goto error; + break; + default: + break; + } + status = DVBTEnableOFDMTokenRing(state, false); + if (status < 0) + goto error; + status = write16(state, SIO_CC_PWD_MODE__A, sioCcPwdMode); + if (status < 0) + goto error; + status = write16(state, SIO_CC_UPDATE__A, SIO_CC_UPDATE_KEY); + if (status < 0) + goto error; - if (*mode != DRXK_POWER_DOWN_OFDM) { - state->m_HICfgCtrl |= - SIO_HI_RA_RAM_PAR_5_CFG_SLEEP_ZZZ; - status = HI_CfgCommand(state); - if (status < 0) - break; - } - } while (0); + if (*mode != DRXK_POWER_DOWN_OFDM) { + state->m_HICfgCtrl |= + SIO_HI_RA_RAM_PAR_5_CFG_SLEEP_ZZZ; + status = HI_CfgCommand(state); + if (status < 0) + goto error; + } } state->m_currentPowerMode = *mode; + +error: + if (status < 0) + printk(KERN_ERR "drxk: Error %d on %s\n", status, __func__); + return status; } @@ -1710,44 +1743,45 @@ static int PowerDownDVBT(struct drxk_state *state, bool setPowerMode) dprintk(1, "\n"); - do { - status = read16(state, SCU_COMM_EXEC__A, &data); - if (status < 0) - break; - if (data == SCU_COMM_EXEC_ACTIVE) { - /* Send OFDM stop command */ - status = scu_command(state, SCU_RAM_COMMAND_STANDARD_OFDM | SCU_RAM_COMMAND_CMD_DEMOD_STOP, 0, NULL, 1, &cmdResult); - if (status < 0) - break; - /* Send OFDM reset command */ - status = scu_command(state, SCU_RAM_COMMAND_STANDARD_OFDM | SCU_RAM_COMMAND_CMD_DEMOD_RESET, 0, NULL, 1, &cmdResult); - if (status < 0) - break; - } - - /* Reset datapath for OFDM, processors first */ - status = write16(state, OFDM_SC_COMM_EXEC__A, OFDM_SC_COMM_EXEC_STOP); - if (status < 0) - break; - status = write16(state, OFDM_LC_COMM_EXEC__A, OFDM_LC_COMM_EXEC_STOP); + status = read16(state, SCU_COMM_EXEC__A, &data); + if (status < 0) + goto error; + if (data == SCU_COMM_EXEC_ACTIVE) { + /* Send OFDM stop command */ + status = scu_command(state, SCU_RAM_COMMAND_STANDARD_OFDM | SCU_RAM_COMMAND_CMD_DEMOD_STOP, 0, NULL, 1, &cmdResult); if (status < 0) - break; - status = write16(state, IQM_COMM_EXEC__A, IQM_COMM_EXEC_B_STOP); + goto error; + /* Send OFDM reset command */ + status = scu_command(state, SCU_RAM_COMMAND_STANDARD_OFDM | SCU_RAM_COMMAND_CMD_DEMOD_RESET, 0, NULL, 1, &cmdResult); if (status < 0) - break; + goto error; + } - /* powerdown AFE */ - status = SetIqmAf(state, false); - if (status < 0) - break; + /* Reset datapath for OFDM, processors first */ + status = write16(state, OFDM_SC_COMM_EXEC__A, OFDM_SC_COMM_EXEC_STOP); + if (status < 0) + goto error; + status = write16(state, OFDM_LC_COMM_EXEC__A, OFDM_LC_COMM_EXEC_STOP); + if (status < 0) + goto error; + status = write16(state, IQM_COMM_EXEC__A, IQM_COMM_EXEC_B_STOP); + if (status < 0) + goto error; - /* powerdown to OFDM mode */ - if (setPowerMode) { - status = CtrlPowerMode(state, &powerMode); - if (status < 0) - break; - } - } while (0); + /* powerdown AFE */ + status = SetIqmAf(state, false); + if (status < 0) + goto error; + + /* powerdown to OFDM mode */ + if (setPowerMode) { + status = CtrlPowerMode(state, &powerMode); + if (status < 0) + goto error; + } +error: + if (status < 0) + printk(KERN_ERR "drxk: Error %d on %s\n", status, __func__); return status; } @@ -1762,127 +1796,118 @@ static int SetOperationMode(struct drxk_state *state, TODO investigate total power down instead of partial power down depending on "previous" standard. */ - do { - /* disable HW lock indicator */ - status = write16(state, SCU_RAM_GPIO__A, SCU_RAM_GPIO_HW_LOCK_IND_DISABLE); - if (status < 0) - break; - if (state->m_OperationMode != oMode) { - switch (state->m_OperationMode) { - /* OM_NONE was added for start up */ - case OM_NONE: - break; - case OM_DVBT: - status = MPEGTSStop(state); - if (status < 0) - break; - status = PowerDownDVBT(state, true); - if (status < 0) - break; - state->m_OperationMode = OM_NONE; - break; - case OM_QAM_ITU_B: - status = -1; - break; - case OM_QAM_ITU_A: /* fallthrough */ - case OM_QAM_ITU_C: - status = MPEGTSStop(state); - if (status < 0) - break; - status = PowerDownQAM(state); - if (status < 0) - break; - state->m_OperationMode = OM_NONE; - break; - default: - status = -1; - } - status = status; - if (status < 0) - break; + /* disable HW lock indicator */ + status = write16(state, SCU_RAM_GPIO__A, SCU_RAM_GPIO_HW_LOCK_IND_DISABLE); + if (status < 0) + goto error; - /* - Power up new standard - */ - switch (oMode) { - case OM_DVBT: - state->m_OperationMode = oMode; - status = SetDVBTStandard(state, oMode); - if (status < 0) - break; - break; - case OM_QAM_ITU_B: - status = -1; - break; - case OM_QAM_ITU_A: /* fallthrough */ - case OM_QAM_ITU_C: - state->m_OperationMode = oMode; - status = SetQAMStandard(state, oMode); - if (status < 0) - break; - break; - default: - status = -1; - } + if (state->m_OperationMode != oMode) { + switch (state->m_OperationMode) { + /* OM_NONE was added for start up */ + case OM_NONE: + break; + case OM_DVBT: + status = MPEGTSStop(state); + if (status < 0) + goto error; + status = PowerDownDVBT(state, true); + if (status < 0) + goto error; + state->m_OperationMode = OM_NONE; + break; + case OM_QAM_ITU_A: /* fallthrough */ + case OM_QAM_ITU_C: + status = MPEGTSStop(state); + if (status < 0) + goto error; + status = PowerDownQAM(state); + if (status < 0) + goto error; + state->m_OperationMode = OM_NONE; + break; + case OM_QAM_ITU_B: + default: + status = -EINVAL; + goto error; } - status = status; - if (status < 0) + + /* + Power up new standard + */ + switch (oMode) { + case OM_DVBT: + status = SetDVBTStandard(state, oMode); + if (status < 0) + goto error; + state->m_OperationMode = oMode; break; - } while (0); - return 0; + case OM_QAM_ITU_A: /* fallthrough */ + case OM_QAM_ITU_C: + status = SetQAMStandard(state, oMode); + if (status < 0) + goto error; + state->m_OperationMode = oMode; + break; + case OM_QAM_ITU_B: + default: + status = -EINVAL; + } + } +error: + if (status < 0) + printk(KERN_ERR "drxk: Error %d on %s\n", status, __func__); + return status; } static int Start(struct drxk_state *state, s32 offsetFreq, s32 IntermediateFrequency) { - int status = 0; + int status = -EINVAL; + + u16 IFreqkHz; + s32 OffsetkHz = offsetFreq / 1000; dprintk(1, "\n"); - do { - u16 IFreqkHz; - s32 OffsetkHz = offsetFreq / 1000; + if (state->m_DrxkState != DRXK_STOPPED && + state->m_DrxkState != DRXK_DTV_STARTED) + goto error; - if (state->m_DrxkState != DRXK_STOPPED && - state->m_DrxkState != DRXK_DTV_STARTED) { - status = -1; - break; - } - state->m_bMirrorFreqSpect = - (state->param.inversion == INVERSION_ON); + state->m_bMirrorFreqSpect = (state->param.inversion == INVERSION_ON); - if (IntermediateFrequency < 0) { - state->m_bMirrorFreqSpect = - !state->m_bMirrorFreqSpect; - IntermediateFrequency = -IntermediateFrequency; - } + if (IntermediateFrequency < 0) { + state->m_bMirrorFreqSpect = !state->m_bMirrorFreqSpect; + IntermediateFrequency = -IntermediateFrequency; + } - switch (state->m_OperationMode) { - case OM_QAM_ITU_A: - case OM_QAM_ITU_C: - IFreqkHz = (IntermediateFrequency / 1000); - status = SetQAM(state, IFreqkHz, OffsetkHz); - if (status < 0) - break; - state->m_DrxkState = DRXK_DTV_STARTED; - break; - case OM_DVBT: - IFreqkHz = (IntermediateFrequency / 1000); - status = MPEGTSStop(state); - if (status < 0) - break; - status = SetDVBT(state, IFreqkHz, OffsetkHz); - if (status < 0) - break; - status = DVBTStart(state); - if (status < 0) - break; - state->m_DrxkState = DRXK_DTV_STARTED; - break; - default: - break; - } - } while (0); + switch (state->m_OperationMode) { + case OM_QAM_ITU_A: + case OM_QAM_ITU_C: + IFreqkHz = (IntermediateFrequency / 1000); + status = SetQAM(state, IFreqkHz, OffsetkHz); + if (status < 0) + goto error; + state->m_DrxkState = DRXK_DTV_STARTED; + break; + case OM_DVBT: + IFreqkHz = (IntermediateFrequency / 1000); + status = MPEGTSStop(state); + if (status < 0) + goto error; + status = SetDVBT(state, IFreqkHz, OffsetkHz); + if (status < 0) + goto error; + status = DVBTStart(state); + if (status < 0) + goto error; + state->m_DrxkState = DRXK_DTV_STARTED; + break; + default: + break; + } +error: + if (status < 0) + printk(KERN_ERR "drxk: Error %d on %s\n", status, __func__); return status; } @@ -1897,12 +1922,12 @@ static int ShutDown(struct drxk_state *state) static int GetLockStatus(struct drxk_state *state, u32 *pLockStatus, u32 Time) { - int status = 0; + int status = -EINVAL; dprintk(1, "\n"); if (pLockStatus == NULL) - return -1; + goto error; *pLockStatus = NOT_LOCKED; @@ -1919,82 +1944,84 @@ static int GetLockStatus(struct drxk_state *state, u32 *pLockStatus, default: break; } +error: + if (status < 0) + printk(KERN_ERR "drxk: Error %d on %s\n", status, __func__); return status; } static int MPEGTSStart(struct drxk_state *state) { - int status = 0; + int status; u16 fecOcSncMode = 0; - do { - /* Allow OC to sync again */ - status = read16(state, FEC_OC_SNC_MODE__A, &fecOcSncMode); - if (status < 0) - break; - fecOcSncMode &= ~FEC_OC_SNC_MODE_SHUTDOWN__M; - status = write16(state, FEC_OC_SNC_MODE__A, fecOcSncMode); - if (status < 0) - break; - status = write16(state, FEC_OC_SNC_UNLOCK__A, 1); - if (status < 0) - break; - } while (0); + /* Allow OC to sync again */ + status = read16(state, FEC_OC_SNC_MODE__A, &fecOcSncMode); + if (status < 0) + goto error; + fecOcSncMode &= ~FEC_OC_SNC_MODE_SHUTDOWN__M; + status = write16(state, FEC_OC_SNC_MODE__A, fecOcSncMode); + if (status < 0) + goto error; + status = write16(state, FEC_OC_SNC_UNLOCK__A, 1); +error: + if (status < 0) + printk(KERN_ERR "drxk: Error %d on %s\n", status, __func__); return status; } static int MPEGTSDtoInit(struct drxk_state *state) { - int status = -1; + int status; dprintk(1, "\n"); - do { - /* Rate integration settings */ - status = write16(state, FEC_OC_RCN_CTL_STEP_LO__A, 0x0000); - if (status < 0) - break; - status = write16(state, FEC_OC_RCN_CTL_STEP_HI__A, 0x000C); - if (status < 0) - break; - status = write16(state, FEC_OC_RCN_GAIN__A, 0x000A); - if (status < 0) - break; - status = write16(state, FEC_OC_AVR_PARM_A__A, 0x0008); - if (status < 0) - break; - status = write16(state, FEC_OC_AVR_PARM_B__A, 0x0006); - if (status < 0) - break; - status = write16(state, FEC_OC_TMD_HI_MARGIN__A, 0x0680); - if (status < 0) - break; - status = write16(state, FEC_OC_TMD_LO_MARGIN__A, 0x0080); - if (status < 0) - break; - status = write16(state, FEC_OC_TMD_COUNT__A, 0x03F4); - if (status < 0) - break; + /* Rate integration settings */ + status = write16(state, FEC_OC_RCN_CTL_STEP_LO__A, 0x0000); + if (status < 0) + goto error; + status = write16(state, FEC_OC_RCN_CTL_STEP_HI__A, 0x000C); + if (status < 0) + goto error; + status = write16(state, FEC_OC_RCN_GAIN__A, 0x000A); + if (status < 0) + goto error; + status = write16(state, FEC_OC_AVR_PARM_A__A, 0x0008); + if (status < 0) + goto error; + status = write16(state, FEC_OC_AVR_PARM_B__A, 0x0006); + if (status < 0) + goto error; + status = write16(state, FEC_OC_TMD_HI_MARGIN__A, 0x0680); + if (status < 0) + goto error; + status = write16(state, FEC_OC_TMD_LO_MARGIN__A, 0x0080); + if (status < 0) + goto error; + status = write16(state, FEC_OC_TMD_COUNT__A, 0x03F4); + if (status < 0) + goto error; + + /* Additional configuration */ + status = write16(state, FEC_OC_OCR_INVERT__A, 0); + if (status < 0) + goto error; + status = write16(state, FEC_OC_SNC_LWM__A, 2); + if (status < 0) + goto error; + status = write16(state, FEC_OC_SNC_HWM__A, 12); +error: + if (status < 0) + printk(KERN_ERR "drxk: Error %d on %s\n", status, __func__); - /* Additional configuration */ - status = write16(state, FEC_OC_OCR_INVERT__A, 0); - if (status < 0) - break; - status = write16(state, FEC_OC_SNC_LWM__A, 2); - if (status < 0) - break; - status = write16(state, FEC_OC_SNC_HWM__A, 12); - if (status < 0) - break; - } while (0); return status; } static int MPEGTSDtoSetup(struct drxk_state *state, enum OperationMode oMode) { - int status = -1; + int status; u16 fecOcRegMode = 0; /* FEC_OC_MODE register value */ u16 fecOcRegIprMode = 0; /* FEC_OC_IPR_MODE register value */ @@ -2010,132 +2037,127 @@ static int MPEGTSDtoSetup(struct drxk_state *state, dprintk(1, "\n"); - do { - /* Check insertion of the Reed-Solomon parity bytes */ - status = read16(state, FEC_OC_MODE__A, &fecOcRegMode); - if (status < 0) - break; - status = read16(state, FEC_OC_IPR_MODE__A, &fecOcRegIprMode); - if (status < 0) - break; - fecOcRegMode &= (~FEC_OC_MODE_PARITY__M); - fecOcRegIprMode &= (~FEC_OC_IPR_MODE_MVAL_DIS_PAR__M); - if (state->m_insertRSByte == true) { - /* enable parity symbol forward */ - fecOcRegMode |= FEC_OC_MODE_PARITY__M; - /* MVAL disable during parity bytes */ - fecOcRegIprMode |= FEC_OC_IPR_MODE_MVAL_DIS_PAR__M; - /* TS burst length to 204 */ - fecOcDtoBurstLen = 204; - } + /* Check insertion of the Reed-Solomon parity bytes */ + status = read16(state, FEC_OC_MODE__A, &fecOcRegMode); + if (status < 0) + goto error; + status = read16(state, FEC_OC_IPR_MODE__A, &fecOcRegIprMode); + if (status < 0) + goto error; + fecOcRegMode &= (~FEC_OC_MODE_PARITY__M); + fecOcRegIprMode &= (~FEC_OC_IPR_MODE_MVAL_DIS_PAR__M); + if (state->m_insertRSByte == true) { + /* enable parity symbol forward */ + fecOcRegMode |= FEC_OC_MODE_PARITY__M; + /* MVAL disable during parity bytes */ + fecOcRegIprMode |= FEC_OC_IPR_MODE_MVAL_DIS_PAR__M; + /* TS burst length to 204 */ + fecOcDtoBurstLen = 204; + } - /* Check serial or parrallel output */ - fecOcRegIprMode &= (~(FEC_OC_IPR_MODE_SERIAL__M)); - if (state->m_enableParallel == false) { - /* MPEG data output is serial -> set ipr_mode[0] */ - fecOcRegIprMode |= FEC_OC_IPR_MODE_SERIAL__M; - } + /* Check serial or parrallel output */ + fecOcRegIprMode &= (~(FEC_OC_IPR_MODE_SERIAL__M)); + if (state->m_enableParallel == false) { + /* MPEG data output is serial -> set ipr_mode[0] */ + fecOcRegIprMode |= FEC_OC_IPR_MODE_SERIAL__M; + } - switch (oMode) { - case OM_DVBT: - maxBitRate = state->m_DVBTBitrate; - fecOcTmdMode = 3; - fecOcRcnCtlRate = 0xC00000; - staticCLK = state->m_DVBTStaticCLK; - break; - case OM_QAM_ITU_A: /* fallthrough */ - case OM_QAM_ITU_C: - fecOcTmdMode = 0x0004; - fecOcRcnCtlRate = 0xD2B4EE; /* good for >63 Mb/s */ - maxBitRate = state->m_DVBCBitrate; - staticCLK = state->m_DVBCStaticCLK; - break; - default: - status = -1; - } /* switch (standard) */ - status = status; - if (status < 0) - break; + switch (oMode) { + case OM_DVBT: + maxBitRate = state->m_DVBTBitrate; + fecOcTmdMode = 3; + fecOcRcnCtlRate = 0xC00000; + staticCLK = state->m_DVBTStaticCLK; + break; + case OM_QAM_ITU_A: /* fallthrough */ + case OM_QAM_ITU_C: + fecOcTmdMode = 0x0004; + fecOcRcnCtlRate = 0xD2B4EE; /* good for >63 Mb/s */ + maxBitRate = state->m_DVBCBitrate; + staticCLK = state->m_DVBCStaticCLK; + break; + default: + status = -EINVAL; + } /* switch (standard) */ + if (status < 0) + goto error; - /* Configure DTO's */ - if (staticCLK) { - u32 bitRate = 0; - - /* Rational DTO for MCLK source (static MCLK rate), - Dynamic DTO for optimal grouping - (avoid intra-packet gaps), - DTO offset enable to sync TS burst with MSTRT */ - fecOcDtoMode = (FEC_OC_DTO_MODE_DYNAMIC__M | - FEC_OC_DTO_MODE_OFFSET_ENABLE__M); - fecOcFctMode = (FEC_OC_FCT_MODE_RAT_ENA__M | - FEC_OC_FCT_MODE_VIRT_ENA__M); - - /* Check user defined bitrate */ - bitRate = maxBitRate; - if (bitRate > 75900000UL) { /* max is 75.9 Mb/s */ - bitRate = 75900000UL; - } - /* Rational DTO period: - dto_period = (Fsys / bitrate) - 2 - - Result should be floored, - to make sure >= requested bitrate - */ - fecOcDtoPeriod = (u16) (((state->m_sysClockFreq) - * 1000) / bitRate); - if (fecOcDtoPeriod <= 2) - fecOcDtoPeriod = 0; - else - fecOcDtoPeriod -= 2; - fecOcTmdIntUpdRate = 8; - } else { - /* (commonAttr->staticCLK == false) => dynamic mode */ - fecOcDtoMode = FEC_OC_DTO_MODE_DYNAMIC__M; - fecOcFctMode = FEC_OC_FCT_MODE__PRE; - fecOcTmdIntUpdRate = 5; + /* Configure DTO's */ + if (staticCLK) { + u32 bitRate = 0; + + /* Rational DTO for MCLK source (static MCLK rate), + Dynamic DTO for optimal grouping + (avoid intra-packet gaps), + DTO offset enable to sync TS burst with MSTRT */ + fecOcDtoMode = (FEC_OC_DTO_MODE_DYNAMIC__M | + FEC_OC_DTO_MODE_OFFSET_ENABLE__M); + fecOcFctMode = (FEC_OC_FCT_MODE_RAT_ENA__M | + FEC_OC_FCT_MODE_VIRT_ENA__M); + + /* Check user defined bitrate */ + bitRate = maxBitRate; + if (bitRate > 75900000UL) { /* max is 75.9 Mb/s */ + bitRate = 75900000UL; } + /* Rational DTO period: + dto_period = (Fsys / bitrate) - 2 + + Result should be floored, + to make sure >= requested bitrate + */ + fecOcDtoPeriod = (u16) (((state->m_sysClockFreq) + * 1000) / bitRate); + if (fecOcDtoPeriod <= 2) + fecOcDtoPeriod = 0; + else + fecOcDtoPeriod -= 2; + fecOcTmdIntUpdRate = 8; + } else { + /* (commonAttr->staticCLK == false) => dynamic mode */ + fecOcDtoMode = FEC_OC_DTO_MODE_DYNAMIC__M; + fecOcFctMode = FEC_OC_FCT_MODE__PRE; + fecOcTmdIntUpdRate = 5; + } - /* Write appropriate registers with requested configuration */ - status = write16(state, FEC_OC_DTO_BURST_LEN__A, fecOcDtoBurstLen); - if (status < 0) - break; - status = write16(state, FEC_OC_DTO_PERIOD__A, fecOcDtoPeriod); - if (status < 0) - break; - status = write16(state, FEC_OC_DTO_MODE__A, fecOcDtoMode); - if (status < 0) - break; - status = write16(state, FEC_OC_FCT_MODE__A, fecOcFctMode); - if (status < 0) - break; - status = write16(state, FEC_OC_MODE__A, fecOcRegMode); - if (status < 0) - break; - status = write16(state, FEC_OC_IPR_MODE__A, fecOcRegIprMode); - if (status < 0) - break; + /* Write appropriate registers with requested configuration */ + status = write16(state, FEC_OC_DTO_BURST_LEN__A, fecOcDtoBurstLen); + if (status < 0) + goto error; + status = write16(state, FEC_OC_DTO_PERIOD__A, fecOcDtoPeriod); + if (status < 0) + goto error; + status = write16(state, FEC_OC_DTO_MODE__A, fecOcDtoMode); + if (status < 0) + goto error; + status = write16(state, FEC_OC_FCT_MODE__A, fecOcFctMode); + if (status < 0) + goto error; + status = write16(state, FEC_OC_MODE__A, fecOcRegMode); + if (status < 0) + goto error; + status = write16(state, FEC_OC_IPR_MODE__A, fecOcRegIprMode); + if (status < 0) + goto error; - /* Rate integration settings */ - status = write32(state, FEC_OC_RCN_CTL_RATE_LO__A, fecOcRcnCtlRate); - if (status < 0) - break; - status = write16(state, FEC_OC_TMD_INT_UPD_RATE__A, fecOcTmdIntUpdRate); - if (status < 0) - break; - status = write16(state, FEC_OC_TMD_MODE__A, fecOcTmdMode); - if (status < 0) - break; - } while (0); + /* Rate integration settings */ + status = write32(state, FEC_OC_RCN_CTL_RATE_LO__A, fecOcRcnCtlRate); + if (status < 0) + goto error; + status = write16(state, FEC_OC_TMD_INT_UPD_RATE__A, fecOcTmdIntUpdRate); + if (status < 0) + goto error; + status = write16(state, FEC_OC_TMD_MODE__A, fecOcTmdMode); +error: + if (status < 0) + printk(KERN_ERR "drxk: Error %d on %s\n", status, __func__); return status; } static int MPEGTSConfigurePolarity(struct drxk_state *state) { - int status; u16 fecOcRegIprInvert = 0; - dprintk(1, "\n"); - /* Data mask for the output data byte */ u16 InvertDataMask = FEC_OC_IPR_INVERT_MD7__M | FEC_OC_IPR_INVERT_MD6__M | @@ -2143,6 +2165,8 @@ static int MPEGTSConfigurePolarity(struct drxk_state *state) FEC_OC_IPR_INVERT_MD3__M | FEC_OC_IPR_INVERT_MD2__M | FEC_OC_IPR_INVERT_MD1__M | FEC_OC_IPR_INVERT_MD0__M; + dprintk(1, "\n"); + /* Control selective inversion of output bits */ fecOcRegIprInvert &= (~(InvertDataMask)); if (state->m_invertDATA == true) @@ -2159,8 +2183,8 @@ static int MPEGTSConfigurePolarity(struct drxk_state *state) fecOcRegIprInvert &= (~(FEC_OC_IPR_INVERT_MCLK__M)); if (state->m_invertCLK == true) fecOcRegIprInvert |= FEC_OC_IPR_INVERT_MCLK__M; - status = write16(state, FEC_OC_IPR_INVERT__A, fecOcRegIprInvert); - return status; + + return write16(state, FEC_OC_IPR_INVERT__A, fecOcRegIprInvert); } #define SCU_RAM_AGC_KI_INV_RF_POL__M 0x4000 @@ -2168,145 +2192,145 @@ static int MPEGTSConfigurePolarity(struct drxk_state *state) static int SetAgcRf(struct drxk_state *state, struct SCfgAgc *pAgcCfg, bool isDTV) { - int status = 0; + int status = -EINVAL; + u16 data = 0; struct SCfgAgc *pIfAgcSettings; dprintk(1, "\n"); if (pAgcCfg == NULL) - return -1; - - do { - u16 data = 0; + goto error; - switch (pAgcCfg->ctrlMode) { - case DRXK_AGC_CTRL_AUTO: + switch (pAgcCfg->ctrlMode) { + case DRXK_AGC_CTRL_AUTO: + /* Enable RF AGC DAC */ + status = read16(state, IQM_AF_STDBY__A, &data); + if (status < 0) + goto error; + data &= ~IQM_AF_STDBY_STDBY_TAGC_RF_STANDBY; + status = write16(state, IQM_AF_STDBY__A, data); + if (status < 0) + goto error; + status = read16(state, SCU_RAM_AGC_CONFIG__A, &data); + if (status < 0) + goto error; - /* Enable RF AGC DAC */ - status = read16(state, IQM_AF_STDBY__A, &data); - if (status < 0) - break; - data &= ~IQM_AF_STDBY_STDBY_TAGC_RF_STANDBY; - status = write16(state, IQM_AF_STDBY__A, data); - if (status < 0) - break; + /* Enable SCU RF AGC loop */ + data &= ~SCU_RAM_AGC_CONFIG_DISABLE_RF_AGC__M; - status = read16(state, SCU_RAM_AGC_CONFIG__A, &data); - if (status < 0) - break; + /* Polarity */ + if (state->m_RfAgcPol) + data |= SCU_RAM_AGC_CONFIG_INV_RF_POL__M; + else + data &= ~SCU_RAM_AGC_CONFIG_INV_RF_POL__M; + status = write16(state, SCU_RAM_AGC_CONFIG__A, data); + if (status < 0) + goto error; - /* Enable SCU RF AGC loop */ - data &= ~SCU_RAM_AGC_CONFIG_DISABLE_RF_AGC__M; + /* Set speed (using complementary reduction value) */ + status = read16(state, SCU_RAM_AGC_KI_RED__A, &data); + if (status < 0) + goto error; - /* Polarity */ - if (state->m_RfAgcPol) - data |= SCU_RAM_AGC_CONFIG_INV_RF_POL__M; - else - data &= ~SCU_RAM_AGC_CONFIG_INV_RF_POL__M; - status = write16(state, SCU_RAM_AGC_CONFIG__A, data); - if (status < 0) - break; + data &= ~SCU_RAM_AGC_KI_RED_RAGC_RED__M; + data |= (~(pAgcCfg->speed << + SCU_RAM_AGC_KI_RED_RAGC_RED__B) + & SCU_RAM_AGC_KI_RED_RAGC_RED__M); - /* Set speed (using complementary reduction value) */ - status = read16(state, SCU_RAM_AGC_KI_RED__A, &data); - if (status < 0) - break; + status = write16(state, SCU_RAM_AGC_KI_RED__A, data); + if (status < 0) + goto error; - data &= ~SCU_RAM_AGC_KI_RED_RAGC_RED__M; - data |= (~(pAgcCfg->speed << - SCU_RAM_AGC_KI_RED_RAGC_RED__B) - & SCU_RAM_AGC_KI_RED_RAGC_RED__M); + if (IsDVBT(state)) + pIfAgcSettings = &state->m_dvbtIfAgcCfg; + else if (IsQAM(state)) + pIfAgcSettings = &state->m_qamIfAgcCfg; + else + pIfAgcSettings = &state->m_atvIfAgcCfg; + if (pIfAgcSettings == NULL) { + status = -EINVAL; + goto error; + } - status = write16(state, SCU_RAM_AGC_KI_RED__A, data); + /* Set TOP, only if IF-AGC is in AUTO mode */ + if (pIfAgcSettings->ctrlMode == DRXK_AGC_CTRL_AUTO) + status = write16(state, SCU_RAM_AGC_IF_IACCU_HI_TGT_MAX__A, pAgcCfg->top); if (status < 0) - break; + goto error; - if (IsDVBT(state)) - pIfAgcSettings = &state->m_dvbtIfAgcCfg; - else if (IsQAM(state)) - pIfAgcSettings = &state->m_qamIfAgcCfg; - else - pIfAgcSettings = &state->m_atvIfAgcCfg; - if (pIfAgcSettings == NULL) - return -1; - - /* Set TOP, only if IF-AGC is in AUTO mode */ - if (pIfAgcSettings->ctrlMode == DRXK_AGC_CTRL_AUTO) - status = write16(state, SCU_RAM_AGC_IF_IACCU_HI_TGT_MAX__A, pAgcCfg->top); - if (status < 0) - break; - - /* Cut-Off current */ - status = write16(state, SCU_RAM_AGC_RF_IACCU_HI_CO__A, pAgcCfg->cutOffCurrent); - if (status < 0) - break; + /* Cut-Off current */ + status = write16(state, SCU_RAM_AGC_RF_IACCU_HI_CO__A, pAgcCfg->cutOffCurrent); + if (status < 0) + goto error; - /* Max. output level */ - status = write16(state, SCU_RAM_AGC_RF_MAX__A, pAgcCfg->maxOutputLevel); - if (status < 0) - break; + /* Max. output level */ + status = write16(state, SCU_RAM_AGC_RF_MAX__A, pAgcCfg->maxOutputLevel); + if (status < 0) + goto error; - break; + break; - case DRXK_AGC_CTRL_USER: - /* Enable RF AGC DAC */ - status = read16(state, IQM_AF_STDBY__A, &data); - if (status < 0) - break; - data &= ~IQM_AF_STDBY_STDBY_TAGC_RF_STANDBY; - status = write16(state, IQM_AF_STDBY__A, data); - if (status < 0) - break; + case DRXK_AGC_CTRL_USER: + /* Enable RF AGC DAC */ + status = read16(state, IQM_AF_STDBY__A, &data); + if (status < 0) + goto error; + data &= ~IQM_AF_STDBY_STDBY_TAGC_RF_STANDBY; + status = write16(state, IQM_AF_STDBY__A, data); + if (status < 0) + goto error; - /* Disable SCU RF AGC loop */ - status = read16(state, SCU_RAM_AGC_CONFIG__A, &data); - if (status < 0) - break; - data |= SCU_RAM_AGC_CONFIG_DISABLE_RF_AGC__M; - if (state->m_RfAgcPol) - data |= SCU_RAM_AGC_CONFIG_INV_RF_POL__M; - else - data &= ~SCU_RAM_AGC_CONFIG_INV_RF_POL__M; - status = write16(state, SCU_RAM_AGC_CONFIG__A, data); - if (status < 0) - break; + /* Disable SCU RF AGC loop */ + status = read16(state, SCU_RAM_AGC_CONFIG__A, &data); + if (status < 0) + goto error; + data |= SCU_RAM_AGC_CONFIG_DISABLE_RF_AGC__M; + if (state->m_RfAgcPol) + data |= SCU_RAM_AGC_CONFIG_INV_RF_POL__M; + else + data &= ~SCU_RAM_AGC_CONFIG_INV_RF_POL__M; + status = write16(state, SCU_RAM_AGC_CONFIG__A, data); + if (status < 0) + goto error; - /* SCU c.o.c. to 0, enabling full control range */ - status = write16(state, SCU_RAM_AGC_RF_IACCU_HI_CO__A, 0); - if (status < 0) - break; + /* SCU c.o.c. to 0, enabling full control range */ + status = write16(state, SCU_RAM_AGC_RF_IACCU_HI_CO__A, 0); + if (status < 0) + goto error; - /* Write value to output pin */ - status = write16(state, SCU_RAM_AGC_RF_IACCU_HI__A, pAgcCfg->outputLevel); - if (status < 0) - break; - break; + /* Write value to output pin */ + status = write16(state, SCU_RAM_AGC_RF_IACCU_HI__A, pAgcCfg->outputLevel); + if (status < 0) + goto error; + break; - case DRXK_AGC_CTRL_OFF: - /* Disable RF AGC DAC */ - status = read16(state, IQM_AF_STDBY__A, &data); - if (status < 0) - break; - data |= IQM_AF_STDBY_STDBY_TAGC_RF_STANDBY; - status = write16(state, IQM_AF_STDBY__A, data); - if (status < 0) - break; + case DRXK_AGC_CTRL_OFF: + /* Disable RF AGC DAC */ + status = read16(state, IQM_AF_STDBY__A, &data); + if (status < 0) + goto error; + data |= IQM_AF_STDBY_STDBY_TAGC_RF_STANDBY; + status = write16(state, IQM_AF_STDBY__A, data); + if (status < 0) + goto error; - /* Disable SCU RF AGC loop */ - status = read16(state, SCU_RAM_AGC_CONFIG__A, &data); - if (status < 0) - break; - data |= SCU_RAM_AGC_CONFIG_DISABLE_RF_AGC__M; - status = write16(state, SCU_RAM_AGC_CONFIG__A, data); - if (status < 0) - break; - break; + /* Disable SCU RF AGC loop */ + status = read16(state, SCU_RAM_AGC_CONFIG__A, &data); + if (status < 0) + goto error; + data |= SCU_RAM_AGC_CONFIG_DISABLE_RF_AGC__M; + status = write16(state, SCU_RAM_AGC_CONFIG__A, data); + if (status < 0) + goto error; + break; - default: - return -1; + default: + status = -EINVAL; - } /* switch (agcsettings->ctrlMode) */ - } while (0); + } +error: + if (status < 0) + printk(KERN_ERR "drxk: Error %d on %s\n", status, __func__); return status; } @@ -2321,144 +2345,146 @@ static int SetAgcIf(struct drxk_state *state, dprintk(1, "\n"); - do { - switch (pAgcCfg->ctrlMode) { - case DRXK_AGC_CTRL_AUTO: - - /* Enable IF AGC DAC */ - status = read16(state, IQM_AF_STDBY__A, &data); - if (status < 0) - break; - data &= ~IQM_AF_STDBY_STDBY_TAGC_IF_STANDBY; - status = write16(state, IQM_AF_STDBY__A, data); - if (status < 0) - break; - - status = read16(state, SCU_RAM_AGC_CONFIG__A, &data); - if (status < 0) - break; + switch (pAgcCfg->ctrlMode) { + case DRXK_AGC_CTRL_AUTO: - /* Enable SCU IF AGC loop */ - data &= ~SCU_RAM_AGC_CONFIG_DISABLE_IF_AGC__M; + /* Enable IF AGC DAC */ + status = read16(state, IQM_AF_STDBY__A, &data); + if (status < 0) + goto error; + data &= ~IQM_AF_STDBY_STDBY_TAGC_IF_STANDBY; + status = write16(state, IQM_AF_STDBY__A, data); + if (status < 0) + goto error; - /* Polarity */ - if (state->m_IfAgcPol) - data |= SCU_RAM_AGC_CONFIG_INV_IF_POL__M; - else - data &= ~SCU_RAM_AGC_CONFIG_INV_IF_POL__M; - status = write16(state, SCU_RAM_AGC_CONFIG__A, data); - if (status < 0) - break; + status = read16(state, SCU_RAM_AGC_CONFIG__A, &data); + if (status < 0) + goto error; - /* Set speed (using complementary reduction value) */ - status = read16(state, SCU_RAM_AGC_KI_RED__A, &data); - if (status < 0) - break; - data &= ~SCU_RAM_AGC_KI_RED_IAGC_RED__M; - data |= (~(pAgcCfg->speed << - SCU_RAM_AGC_KI_RED_IAGC_RED__B) - & SCU_RAM_AGC_KI_RED_IAGC_RED__M); + /* Enable SCU IF AGC loop */ + data &= ~SCU_RAM_AGC_CONFIG_DISABLE_IF_AGC__M; - status = write16(state, SCU_RAM_AGC_KI_RED__A, data); - if (status < 0) - break; + /* Polarity */ + if (state->m_IfAgcPol) + data |= SCU_RAM_AGC_CONFIG_INV_IF_POL__M; + else + data &= ~SCU_RAM_AGC_CONFIG_INV_IF_POL__M; + status = write16(state, SCU_RAM_AGC_CONFIG__A, data); + if (status < 0) + goto error; - if (IsQAM(state)) - pRfAgcSettings = &state->m_qamRfAgcCfg; - else - pRfAgcSettings = &state->m_atvRfAgcCfg; - if (pRfAgcSettings == NULL) - return -1; - /* Restore TOP */ - status = write16(state, SCU_RAM_AGC_IF_IACCU_HI_TGT_MAX__A, pRfAgcSettings->top); - if (status < 0) - break; - break; + /* Set speed (using complementary reduction value) */ + status = read16(state, SCU_RAM_AGC_KI_RED__A, &data); + if (status < 0) + goto error; + data &= ~SCU_RAM_AGC_KI_RED_IAGC_RED__M; + data |= (~(pAgcCfg->speed << + SCU_RAM_AGC_KI_RED_IAGC_RED__B) + & SCU_RAM_AGC_KI_RED_IAGC_RED__M); - case DRXK_AGC_CTRL_USER: + status = write16(state, SCU_RAM_AGC_KI_RED__A, data); + if (status < 0) + goto error; - /* Enable IF AGC DAC */ - status = read16(state, IQM_AF_STDBY__A, &data); - if (status < 0) - break; - data &= ~IQM_AF_STDBY_STDBY_TAGC_IF_STANDBY; - status = write16(state, IQM_AF_STDBY__A, data); - if (status < 0) - break; + if (IsQAM(state)) + pRfAgcSettings = &state->m_qamRfAgcCfg; + else + pRfAgcSettings = &state->m_atvRfAgcCfg; + if (pRfAgcSettings == NULL) + return -1; + /* Restore TOP */ + status = write16(state, SCU_RAM_AGC_IF_IACCU_HI_TGT_MAX__A, pRfAgcSettings->top); + if (status < 0) + goto error; + break; - status = read16(state, SCU_RAM_AGC_CONFIG__A, &data); - if (status < 0) - break; + case DRXK_AGC_CTRL_USER: - /* Disable SCU IF AGC loop */ - data |= SCU_RAM_AGC_CONFIG_DISABLE_IF_AGC__M; + /* Enable IF AGC DAC */ + status = read16(state, IQM_AF_STDBY__A, &data); + if (status < 0) + goto error; + data &= ~IQM_AF_STDBY_STDBY_TAGC_IF_STANDBY; + status = write16(state, IQM_AF_STDBY__A, data); + if (status < 0) + goto error; - /* Polarity */ - if (state->m_IfAgcPol) - data |= SCU_RAM_AGC_CONFIG_INV_IF_POL__M; - else - data &= ~SCU_RAM_AGC_CONFIG_INV_IF_POL__M; - status = write16(state, SCU_RAM_AGC_CONFIG__A, data); - if (status < 0) - break; + status = read16(state, SCU_RAM_AGC_CONFIG__A, &data); + if (status < 0) + goto error; - /* Write value to output pin */ - status = write16(state, SCU_RAM_AGC_IF_IACCU_HI_TGT_MAX__A, pAgcCfg->outputLevel); - if (status < 0) - break; - break; + /* Disable SCU IF AGC loop */ + data |= SCU_RAM_AGC_CONFIG_DISABLE_IF_AGC__M; - case DRXK_AGC_CTRL_OFF: + /* Polarity */ + if (state->m_IfAgcPol) + data |= SCU_RAM_AGC_CONFIG_INV_IF_POL__M; + else + data &= ~SCU_RAM_AGC_CONFIG_INV_IF_POL__M; + status = write16(state, SCU_RAM_AGC_CONFIG__A, data); + if (status < 0) + goto error; - /* Disable If AGC DAC */ - status = read16(state, IQM_AF_STDBY__A, &data); - if (status < 0) - break; - data |= IQM_AF_STDBY_STDBY_TAGC_IF_STANDBY; - status = write16(state, IQM_AF_STDBY__A, data); - if (status < 0) - break; + /* Write value to output pin */ + status = write16(state, SCU_RAM_AGC_IF_IACCU_HI_TGT_MAX__A, pAgcCfg->outputLevel); + if (status < 0) + goto error; + break; - /* Disable SCU IF AGC loop */ - status = read16(state, SCU_RAM_AGC_CONFIG__A, &data); - if (status < 0) - break; - data |= SCU_RAM_AGC_CONFIG_DISABLE_IF_AGC__M; - status = write16(state, SCU_RAM_AGC_CONFIG__A, data); - if (status < 0) - break; - break; - } /* switch (agcSettingsIf->ctrlMode) */ + case DRXK_AGC_CTRL_OFF: - /* always set the top to support - configurations without if-loop */ - status = write16(state, SCU_RAM_AGC_INGAIN_TGT_MIN__A, pAgcCfg->top); + /* Disable If AGC DAC */ + status = read16(state, IQM_AF_STDBY__A, &data); if (status < 0) - break; + goto error; + data |= IQM_AF_STDBY_STDBY_TAGC_IF_STANDBY; + status = write16(state, IQM_AF_STDBY__A, data); + if (status < 0) + goto error; + /* Disable SCU IF AGC loop */ + status = read16(state, SCU_RAM_AGC_CONFIG__A, &data); + if (status < 0) + goto error; + data |= SCU_RAM_AGC_CONFIG_DISABLE_IF_AGC__M; + status = write16(state, SCU_RAM_AGC_CONFIG__A, data); + if (status < 0) + goto error; + break; + } /* switch (agcSettingsIf->ctrlMode) */ - } while (0); + /* always set the top to support + configurations without if-loop */ + status = write16(state, SCU_RAM_AGC_INGAIN_TGT_MIN__A, pAgcCfg->top); +error: + if (status < 0) + printk(KERN_ERR "drxk: Error %d on %s\n", status, __func__); return status; } static int ReadIFAgc(struct drxk_state *state, u32 *pValue) { u16 agcDacLvl; - int status = read16(state, IQM_AF_AGC_IF__A, &agcDacLvl); + int status; + u16 Level = 0; dprintk(1, "\n"); + status = read16(state, IQM_AF_AGC_IF__A, &agcDacLvl); + if (status < 0) { + printk(KERN_ERR "drxk: Error %d on %s\n", status, __func__); + return status; + } + *pValue = 0; - if (status == 0) { - u16 Level = 0; - if (agcDacLvl > DRXK_AGC_DAC_OFFSET) - Level = agcDacLvl - DRXK_AGC_DAC_OFFSET; - if (Level < 14000) - *pValue = (14000 - Level) / 4; - else - *pValue = 0; - } + if (agcDacLvl > DRXK_AGC_DAC_OFFSET) + Level = agcDacLvl - DRXK_AGC_DAC_OFFSET; + if (Level < 14000) + *pValue = (14000 - Level) / 4; + else + *pValue = 0; + return status; } @@ -2466,55 +2492,55 @@ static int GetQAMSignalToNoise(struct drxk_state *state, s32 *pSignalToNoise) { int status = 0; + u16 qamSlErrPower = 0; /* accum. error between + raw and sliced symbols */ + u32 qamSlSigPower = 0; /* used for MER, depends of + QAM constellation */ + u32 qamSlMer = 0; /* QAM MER */ dprintk(1, "\n"); - do { - /* MER calculation */ - u16 qamSlErrPower = 0; /* accum. error between - raw and sliced symbols */ - u32 qamSlSigPower = 0; /* used for MER, depends of - QAM constellation */ - u32 qamSlMer = 0; /* QAM MER */ - - /* get the register value needed for MER */ - status = read16(state, QAM_SL_ERR_POWER__A, &qamSlErrPower); - if (status < 0) - break; + /* MER calculation */ - switch (state->param.u.qam.modulation) { - case QAM_16: - qamSlSigPower = DRXK_QAM_SL_SIG_POWER_QAM16 << 2; - break; - case QAM_32: - qamSlSigPower = DRXK_QAM_SL_SIG_POWER_QAM32 << 2; - break; - case QAM_64: - qamSlSigPower = DRXK_QAM_SL_SIG_POWER_QAM64 << 2; - break; - case QAM_128: - qamSlSigPower = DRXK_QAM_SL_SIG_POWER_QAM128 << 2; - break; - default: - case QAM_256: - qamSlSigPower = DRXK_QAM_SL_SIG_POWER_QAM256 << 2; - break; - } + /* get the register value needed for MER */ + status = read16(state, QAM_SL_ERR_POWER__A, &qamSlErrPower); + if (status < 0) { + printk(KERN_ERR "drxk: Error %d on %s\n", status, __func__); + return -EINVAL; + } + + switch (state->param.u.qam.modulation) { + case QAM_16: + qamSlSigPower = DRXK_QAM_SL_SIG_POWER_QAM16 << 2; + break; + case QAM_32: + qamSlSigPower = DRXK_QAM_SL_SIG_POWER_QAM32 << 2; + break; + case QAM_64: + qamSlSigPower = DRXK_QAM_SL_SIG_POWER_QAM64 << 2; + break; + case QAM_128: + qamSlSigPower = DRXK_QAM_SL_SIG_POWER_QAM128 << 2; + break; + default: + case QAM_256: + qamSlSigPower = DRXK_QAM_SL_SIG_POWER_QAM256 << 2; + break; + } + + if (qamSlErrPower > 0) { + qamSlMer = Log10Times100(qamSlSigPower) - + Log10Times100((u32) qamSlErrPower); + } + *pSignalToNoise = qamSlMer; - if (qamSlErrPower > 0) { - qamSlMer = Log10Times100(qamSlSigPower) - - Log10Times100((u32) qamSlErrPower); - } - *pSignalToNoise = qamSlMer; - } while (0); return status; } static int GetDVBTSignalToNoise(struct drxk_state *state, s32 *pSignalToNoise) { - int status = 0; - + int status; u16 regData = 0; u32 EqRegTdSqrErrI = 0; u32 EqRegTdSqrErrQ = 0; @@ -2530,86 +2556,88 @@ static int GetDVBTSignalToNoise(struct drxk_state *state, u16 transmissionParams = 0; dprintk(1, "\n"); - do { - status = read16(state, OFDM_EQ_TOP_TD_TPS_PWR_OFS__A, &EqRegTdTpsPwrOfs); - if (status < 0) - break; - status = read16(state, OFDM_EQ_TOP_TD_REQ_SMB_CNT__A, &EqRegTdReqSmbCnt); - if (status < 0) - break; - status = read16(state, OFDM_EQ_TOP_TD_SQR_ERR_EXP__A, &EqRegTdSqrErrExp); - if (status < 0) - break; - status = read16(state, OFDM_EQ_TOP_TD_SQR_ERR_I__A, ®Data); - if (status < 0) - break; - /* Extend SQR_ERR_I operational range */ - EqRegTdSqrErrI = (u32) regData; - if ((EqRegTdSqrErrExp > 11) && - (EqRegTdSqrErrI < 0x00000FFFUL)) { - EqRegTdSqrErrI += 0x00010000UL; - } - status = read16(state, OFDM_EQ_TOP_TD_SQR_ERR_Q__A, ®Data); - if (status < 0) - break; - /* Extend SQR_ERR_Q operational range */ - EqRegTdSqrErrQ = (u32) regData; - if ((EqRegTdSqrErrExp > 11) && - (EqRegTdSqrErrQ < 0x00000FFFUL)) - EqRegTdSqrErrQ += 0x00010000UL; - status = read16(state, OFDM_SC_RA_RAM_OP_PARAM__A, &transmissionParams); - if (status < 0) - break; + status = read16(state, OFDM_EQ_TOP_TD_TPS_PWR_OFS__A, &EqRegTdTpsPwrOfs); + if (status < 0) + goto error; + status = read16(state, OFDM_EQ_TOP_TD_REQ_SMB_CNT__A, &EqRegTdReqSmbCnt); + if (status < 0) + goto error; + status = read16(state, OFDM_EQ_TOP_TD_SQR_ERR_EXP__A, &EqRegTdSqrErrExp); + if (status < 0) + goto error; + status = read16(state, OFDM_EQ_TOP_TD_SQR_ERR_I__A, ®Data); + if (status < 0) + goto error; + /* Extend SQR_ERR_I operational range */ + EqRegTdSqrErrI = (u32) regData; + if ((EqRegTdSqrErrExp > 11) && + (EqRegTdSqrErrI < 0x00000FFFUL)) { + EqRegTdSqrErrI += 0x00010000UL; + } + status = read16(state, OFDM_EQ_TOP_TD_SQR_ERR_Q__A, ®Data); + if (status < 0) + goto error; + /* Extend SQR_ERR_Q operational range */ + EqRegTdSqrErrQ = (u32) regData; + if ((EqRegTdSqrErrExp > 11) && + (EqRegTdSqrErrQ < 0x00000FFFUL)) + EqRegTdSqrErrQ += 0x00010000UL; + + status = read16(state, OFDM_SC_RA_RAM_OP_PARAM__A, &transmissionParams); + if (status < 0) + goto error; - /* Check input data for MER */ + /* Check input data for MER */ - /* MER calculation (in 0.1 dB) without math.h */ - if ((EqRegTdTpsPwrOfs == 0) || (EqRegTdReqSmbCnt == 0)) - iMER = 0; - else if ((EqRegTdSqrErrI + EqRegTdSqrErrQ) == 0) { - /* No error at all, this must be the HW reset value - * Apparently no first measurement yet - * Set MER to 0.0 */ + /* MER calculation (in 0.1 dB) without math.h */ + if ((EqRegTdTpsPwrOfs == 0) || (EqRegTdReqSmbCnt == 0)) + iMER = 0; + else if ((EqRegTdSqrErrI + EqRegTdSqrErrQ) == 0) { + /* No error at all, this must be the HW reset value + * Apparently no first measurement yet + * Set MER to 0.0 */ + iMER = 0; + } else { + SqrErrIQ = (EqRegTdSqrErrI + EqRegTdSqrErrQ) << + EqRegTdSqrErrExp; + if ((transmissionParams & + OFDM_SC_RA_RAM_OP_PARAM_MODE__M) + == OFDM_SC_RA_RAM_OP_PARAM_MODE_2K) + tpsCnt = 17; + else + tpsCnt = 68; + + /* IMER = 100 * log10 (x) + where x = (EqRegTdTpsPwrOfs^2 * + EqRegTdReqSmbCnt * tpsCnt)/SqrErrIQ + + => IMER = a + b -c + where a = 100 * log10 (EqRegTdTpsPwrOfs^2) + b = 100 * log10 (EqRegTdReqSmbCnt * tpsCnt) + c = 100 * log10 (SqrErrIQ) + */ + + /* log(x) x = 9bits * 9bits->18 bits */ + a = Log10Times100(EqRegTdTpsPwrOfs * + EqRegTdTpsPwrOfs); + /* log(x) x = 16bits * 7bits->23 bits */ + b = Log10Times100(EqRegTdReqSmbCnt * tpsCnt); + /* log(x) x = (16bits + 16bits) << 15 ->32 bits */ + c = Log10Times100(SqrErrIQ); + + iMER = a + b; + /* No negative MER, clip to zero */ + if (iMER > c) + iMER -= c; + else iMER = 0; - } else { - SqrErrIQ = (EqRegTdSqrErrI + EqRegTdSqrErrQ) << - EqRegTdSqrErrExp; - if ((transmissionParams & - OFDM_SC_RA_RAM_OP_PARAM_MODE__M) - == OFDM_SC_RA_RAM_OP_PARAM_MODE_2K) - tpsCnt = 17; - else - tpsCnt = 68; - - /* IMER = 100 * log10 (x) - where x = (EqRegTdTpsPwrOfs^2 * - EqRegTdReqSmbCnt * tpsCnt)/SqrErrIQ - - => IMER = a + b -c - where a = 100 * log10 (EqRegTdTpsPwrOfs^2) - b = 100 * log10 (EqRegTdReqSmbCnt * tpsCnt) - c = 100 * log10 (SqrErrIQ) - */ - - /* log(x) x = 9bits * 9bits->18 bits */ - a = Log10Times100(EqRegTdTpsPwrOfs * - EqRegTdTpsPwrOfs); - /* log(x) x = 16bits * 7bits->23 bits */ - b = Log10Times100(EqRegTdReqSmbCnt * tpsCnt); - /* log(x) x = (16bits + 16bits) << 15 ->32 bits */ - c = Log10Times100(SqrErrIQ); - - iMER = a + b; - /* No negative MER, clip to zero */ - if (iMER > c) - iMER -= c; - else - iMER = 0; - } - *pSignalToNoise = iMER; - } while (0); + } + *pSignalToNoise = iMER; +error: + if (status < 0) + printk(KERN_ERR "drxk: Error %d on %s\n", status, __func__); return status; } @@ -2775,50 +2803,54 @@ static int GetQuality(struct drxk_state *state, s32 *pQuality) static int ConfigureI2CBridge(struct drxk_state *state, bool bEnableBridge) { - int status; + int status = -EINVAL; dprintk(1, "\n"); if (state->m_DrxkState == DRXK_UNINITIALIZED) - return -1; + goto error; if (state->m_DrxkState == DRXK_POWERED_DOWN) - return -1; + goto error; if (state->no_i2c_bridge) return 0; - do { - status = write16(state, SIO_HI_RA_RAM_PAR_1__A, SIO_HI_RA_RAM_PAR_1_PAR1_SEC_KEY); - if (status < 0) - break; - if (bEnableBridge) { - status = write16(state, SIO_HI_RA_RAM_PAR_2__A, SIO_HI_RA_RAM_PAR_2_BRD_CFG_CLOSED); - if (status < 0) - break; - } else { - status = write16(state, SIO_HI_RA_RAM_PAR_2__A, SIO_HI_RA_RAM_PAR_2_BRD_CFG_OPEN); - if (status < 0) - break; - } - status = HI_Command(state, SIO_HI_RA_RAM_CMD_BRDCTRL, 0); + status = write16(state, SIO_HI_RA_RAM_PAR_1__A, SIO_HI_RA_RAM_PAR_1_PAR1_SEC_KEY); + if (status < 0) + goto error; + if (bEnableBridge) { + status = write16(state, SIO_HI_RA_RAM_PAR_2__A, SIO_HI_RA_RAM_PAR_2_BRD_CFG_CLOSED); if (status < 0) - break; - } while (0); + goto error; + } else { + status = write16(state, SIO_HI_RA_RAM_PAR_2__A, SIO_HI_RA_RAM_PAR_2_BRD_CFG_OPEN); + if (status < 0) + goto error; + } + + status = HI_Command(state, SIO_HI_RA_RAM_CMD_BRDCTRL, 0); + +error: + if (status < 0) + printk(KERN_ERR "drxk: Error %d on %s\n", status, __func__); return status; } static int SetPreSaw(struct drxk_state *state, struct SCfgPreSaw *pPreSawCfg) { - int status; + int status = -EINVAL; dprintk(1, "\n"); if ((pPreSawCfg == NULL) || (pPreSawCfg->reference > IQM_AF_PDREF__M)) - return -1; + goto error; status = write16(state, IQM_AF_PDREF__A, pPreSawCfg->reference); +error: + if (status < 0) + printk(KERN_ERR "drxk: Error %d on %s\n", status, __func__); return status; } @@ -2834,38 +2866,40 @@ static int BLDirectCmd(struct drxk_state *state, u32 targetAddr, dprintk(1, "\n"); mutex_lock(&state->mutex); + status = write16(state, SIO_BL_MODE__A, SIO_BL_MODE_DIRECT); + if (status < 0) + goto error; + status = write16(state, SIO_BL_TGT_HDR__A, blockbank); + if (status < 0) + goto error; + status = write16(state, SIO_BL_TGT_ADDR__A, offset); + if (status < 0) + goto error; + status = write16(state, SIO_BL_SRC_ADDR__A, romOffset); + if (status < 0) + goto error; + status = write16(state, SIO_BL_SRC_LEN__A, nrOfElements); + if (status < 0) + goto error; + status = write16(state, SIO_BL_ENABLE__A, SIO_BL_ENABLE_ON); + if (status < 0) + goto error; + + end = jiffies + msecs_to_jiffies(timeOut); do { - status = write16(state, SIO_BL_MODE__A, SIO_BL_MODE_DIRECT); - if (status < 0) - break; - status = write16(state, SIO_BL_TGT_HDR__A, blockbank); + status = read16(state, SIO_BL_STATUS__A, &blStatus); if (status < 0) - break; - status = write16(state, SIO_BL_TGT_ADDR__A, offset); - if (status < 0) - break; - status = write16(state, SIO_BL_SRC_ADDR__A, romOffset); - if (status < 0) - break; - status = write16(state, SIO_BL_SRC_LEN__A, nrOfElements); - if (status < 0) - break; - status = write16(state, SIO_BL_ENABLE__A, SIO_BL_ENABLE_ON); - if (status < 0) - break; - - end = jiffies + msecs_to_jiffies(timeOut); - do { - status = read16(state, SIO_BL_STATUS__A, &blStatus); - if (status < 0) - break; - } while ((blStatus == 0x1) && time_is_after_jiffies(end)); - if (blStatus == 0x1) { - printk(KERN_ERR "drxk: SIO not ready\n"); - mutex_unlock(&state->mutex); - return -1; - } - } while (0); + goto error; + } while ((blStatus == 0x1) && time_is_after_jiffies(end)); + if (blStatus == 0x1) { + printk(KERN_ERR "drxk: SIO not ready\n"); + status = -EINVAL; + goto error2; + } +error: + if (status < 0) + printk(KERN_ERR "drxk: Error %d on %s\n", status, __func__); +error2: mutex_unlock(&state->mutex); return status; @@ -2878,32 +2912,34 @@ static int ADCSyncMeasurement(struct drxk_state *state, u16 *count) dprintk(1, "\n"); - do { - /* Start measurement */ - status = write16(state, IQM_AF_COMM_EXEC__A, IQM_AF_COMM_EXEC_ACTIVE); - if (status < 0) - break; - status = write16(state, IQM_AF_START_LOCK__A, 1); - if (status < 0) - break; + /* Start measurement */ + status = write16(state, IQM_AF_COMM_EXEC__A, IQM_AF_COMM_EXEC_ACTIVE); + if (status < 0) + goto error; + status = write16(state, IQM_AF_START_LOCK__A, 1); + if (status < 0) + goto error; - *count = 0; - status = read16(state, IQM_AF_PHASE0__A, &data); - if (status < 0) - break; - if (data == 127) - *count = *count + 1; - status = read16(state, IQM_AF_PHASE1__A, &data); - if (status < 0) - break; - if (data == 127) - *count = *count + 1; - status = read16(state, IQM_AF_PHASE2__A, &data); - if (status < 0) - break; - if (data == 127) - *count = *count + 1; - } while (0); + *count = 0; + status = read16(state, IQM_AF_PHASE0__A, &data); + if (status < 0) + goto error; + if (data == 127) + *count = *count + 1; + status = read16(state, IQM_AF_PHASE1__A, &data); + if (status < 0) + goto error; + if (data == 127) + *count = *count + 1; + status = read16(state, IQM_AF_PHASE2__A, &data); + if (status < 0) + goto error; + if (data == 127) + *count = *count + 1; + +error: + if (status < 0) + printk(KERN_ERR "drxk: Error %d on %s\n", status, __func__); return status; } @@ -2914,39 +2950,40 @@ static int ADCSynchronization(struct drxk_state *state) dprintk(1, "\n"); - do { - status = ADCSyncMeasurement(state, &count); - if (status < 0) - break; + status = ADCSyncMeasurement(state, &count); + if (status < 0) + goto error; - if (count == 1) { - /* Try sampling on a diffrent edge */ - u16 clkNeg = 0; + if (count == 1) { + /* Try sampling on a diffrent edge */ + u16 clkNeg = 0; - status = read16(state, IQM_AF_CLKNEG__A, &clkNeg); - if (status < 0) - break; - if ((clkNeg | IQM_AF_CLKNEG_CLKNEGDATA__M) == - IQM_AF_CLKNEG_CLKNEGDATA_CLK_ADC_DATA_POS) { - clkNeg &= (~(IQM_AF_CLKNEG_CLKNEGDATA__M)); - clkNeg |= - IQM_AF_CLKNEG_CLKNEGDATA_CLK_ADC_DATA_NEG; - } else { - clkNeg &= (~(IQM_AF_CLKNEG_CLKNEGDATA__M)); - clkNeg |= - IQM_AF_CLKNEG_CLKNEGDATA_CLK_ADC_DATA_POS; - } - status = write16(state, IQM_AF_CLKNEG__A, clkNeg); - if (status < 0) - break; - status = ADCSyncMeasurement(state, &count); - if (status < 0) - break; + status = read16(state, IQM_AF_CLKNEG__A, &clkNeg); + if (status < 0) + goto error; + if ((clkNeg | IQM_AF_CLKNEG_CLKNEGDATA__M) == + IQM_AF_CLKNEG_CLKNEGDATA_CLK_ADC_DATA_POS) { + clkNeg &= (~(IQM_AF_CLKNEG_CLKNEGDATA__M)); + clkNeg |= + IQM_AF_CLKNEG_CLKNEGDATA_CLK_ADC_DATA_NEG; + } else { + clkNeg &= (~(IQM_AF_CLKNEG_CLKNEGDATA__M)); + clkNeg |= + IQM_AF_CLKNEG_CLKNEGDATA_CLK_ADC_DATA_POS; } + status = write16(state, IQM_AF_CLKNEG__A, clkNeg); + if (status < 0) + goto error; + status = ADCSyncMeasurement(state, &count); + if (status < 0) + goto error; + } - if (count < 2) - status = -1; - } while (0); + if (count < 2) + status = -EINVAL; +error: + if (status < 0) + printk(KERN_ERR "drxk: Error %d on %s\n", status, __func__); return status; } @@ -3011,6 +3048,8 @@ static int SetFrequencyShifter(struct drxk_state *state, /* frequencyShift += tunerFreqOffset; TODO */ status = write32(state, IQM_FS_RATE_OFS_LO__A, state->m_IqmFsRateOfs); + if (status < 0) + printk(KERN_ERR "drxk: Error %d on %s\n", status, __func__); return status; } @@ -3037,177 +3076,175 @@ static int InitAGC(struct drxk_state *state, bool isDTV) dprintk(1, "\n"); - do { - /* Common settings */ - snsSumMax = 1023; - ifIaccuHiTgtMin = 2047; - clpCyclen = 500; - clpSumMax = 1023; - - if (IsQAM(state)) { - /* Standard specific settings */ - clpSumMin = 8; - clpDirTo = (u16) -9; - clpCtrlMode = 0; - snsSumMin = 8; - snsDirTo = (u16) -9; - kiInnergainMin = (u16) -1030; - } else - status = -1; - status = (status); - if (status < 0) - break; - if (IsQAM(state)) { - ifIaccuHiTgtMax = 0x2380; - ifIaccuHiTgt = 0x2380; - ingainTgtMin = 0x0511; - ingainTgt = 0x0511; - ingainTgtMax = 5119; - fastClpCtrlDelay = - state->m_qamIfAgcCfg.FastClipCtrlDelay; - } else { - ifIaccuHiTgtMax = 0x1200; - ifIaccuHiTgt = 0x1200; - ingainTgtMin = 13424; - ingainTgt = 13424; - ingainTgtMax = 30000; - fastClpCtrlDelay = - state->m_dvbtIfAgcCfg.FastClipCtrlDelay; - } - status = write16(state, SCU_RAM_AGC_FAST_CLP_CTRL_DELAY__A, fastClpCtrlDelay); - if (status < 0) - break; + /* Common settings */ + snsSumMax = 1023; + ifIaccuHiTgtMin = 2047; + clpCyclen = 500; + clpSumMax = 1023; + + if (IsQAM(state)) { + /* Standard specific settings */ + clpSumMin = 8; + clpDirTo = (u16) -9; + clpCtrlMode = 0; + snsSumMin = 8; + snsDirTo = (u16) -9; + kiInnergainMin = (u16) -1030; + } else { + status = -EINVAL; + goto error; + } + if (IsQAM(state)) { + ifIaccuHiTgtMax = 0x2380; + ifIaccuHiTgt = 0x2380; + ingainTgtMin = 0x0511; + ingainTgt = 0x0511; + ingainTgtMax = 5119; + fastClpCtrlDelay = + state->m_qamIfAgcCfg.FastClipCtrlDelay; + } else { + ifIaccuHiTgtMax = 0x1200; + ifIaccuHiTgt = 0x1200; + ingainTgtMin = 13424; + ingainTgt = 13424; + ingainTgtMax = 30000; + fastClpCtrlDelay = + state->m_dvbtIfAgcCfg.FastClipCtrlDelay; + } + status = write16(state, SCU_RAM_AGC_FAST_CLP_CTRL_DELAY__A, fastClpCtrlDelay); + if (status < 0) + goto error; - status = write16(state, SCU_RAM_AGC_CLP_CTRL_MODE__A, clpCtrlMode); - if (status < 0) - break; - status = write16(state, SCU_RAM_AGC_INGAIN_TGT__A, ingainTgt); - if (status < 0) - break; - status = write16(state, SCU_RAM_AGC_INGAIN_TGT_MIN__A, ingainTgtMin); - if (status < 0) - break; - status = write16(state, SCU_RAM_AGC_INGAIN_TGT_MAX__A, ingainTgtMax); - if (status < 0) - break; - status = write16(state, SCU_RAM_AGC_IF_IACCU_HI_TGT_MIN__A, ifIaccuHiTgtMin); - if (status < 0) - break; - status = write16(state, SCU_RAM_AGC_IF_IACCU_HI_TGT_MAX__A, ifIaccuHiTgtMax); - if (status < 0) - break; - status = write16(state, SCU_RAM_AGC_IF_IACCU_HI__A, 0); - if (status < 0) - break; - status = write16(state, SCU_RAM_AGC_IF_IACCU_LO__A, 0); - if (status < 0) - break; - status = write16(state, SCU_RAM_AGC_RF_IACCU_HI__A, 0); - if (status < 0) - break; - status = write16(state, SCU_RAM_AGC_RF_IACCU_LO__A, 0); - if (status < 0) - break; - status = write16(state, SCU_RAM_AGC_CLP_SUM_MAX__A, clpSumMax); - if (status < 0) - break; - status = write16(state, SCU_RAM_AGC_SNS_SUM_MAX__A, snsSumMax); - if (status < 0) - break; + status = write16(state, SCU_RAM_AGC_CLP_CTRL_MODE__A, clpCtrlMode); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_AGC_INGAIN_TGT__A, ingainTgt); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_AGC_INGAIN_TGT_MIN__A, ingainTgtMin); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_AGC_INGAIN_TGT_MAX__A, ingainTgtMax); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_AGC_IF_IACCU_HI_TGT_MIN__A, ifIaccuHiTgtMin); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_AGC_IF_IACCU_HI_TGT_MAX__A, ifIaccuHiTgtMax); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_AGC_IF_IACCU_HI__A, 0); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_AGC_IF_IACCU_LO__A, 0); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_AGC_RF_IACCU_HI__A, 0); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_AGC_RF_IACCU_LO__A, 0); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_AGC_CLP_SUM_MAX__A, clpSumMax); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_AGC_SNS_SUM_MAX__A, snsSumMax); + if (status < 0) + goto error; - status = write16(state, SCU_RAM_AGC_KI_INNERGAIN_MIN__A, kiInnergainMin); - if (status < 0) - break; - status = write16(state, SCU_RAM_AGC_IF_IACCU_HI_TGT__A, ifIaccuHiTgt); - if (status < 0) - break; - status = write16(state, SCU_RAM_AGC_CLP_CYCLEN__A, clpCyclen); - if (status < 0) - break; + status = write16(state, SCU_RAM_AGC_KI_INNERGAIN_MIN__A, kiInnergainMin); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_AGC_IF_IACCU_HI_TGT__A, ifIaccuHiTgt); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_AGC_CLP_CYCLEN__A, clpCyclen); + if (status < 0) + goto error; - status = write16(state, SCU_RAM_AGC_RF_SNS_DEV_MAX__A, 1023); - if (status < 0) - break; - status = write16(state, SCU_RAM_AGC_RF_SNS_DEV_MIN__A, (u16) -1023); - if (status < 0) - break; - status = write16(state, SCU_RAM_AGC_FAST_SNS_CTRL_DELAY__A, 50); - if (status < 0) - break; + status = write16(state, SCU_RAM_AGC_RF_SNS_DEV_MAX__A, 1023); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_AGC_RF_SNS_DEV_MIN__A, (u16) -1023); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_AGC_FAST_SNS_CTRL_DELAY__A, 50); + if (status < 0) + goto error; - status = write16(state, SCU_RAM_AGC_KI_MAXMINGAIN_TH__A, 20); - if (status < 0) - break; - status = write16(state, SCU_RAM_AGC_CLP_SUM_MIN__A, clpSumMin); - if (status < 0) - break; - status = write16(state, SCU_RAM_AGC_SNS_SUM_MIN__A, snsSumMin); - if (status < 0) - break; - status = write16(state, SCU_RAM_AGC_CLP_DIR_TO__A, clpDirTo); - if (status < 0) - break; - status = write16(state, SCU_RAM_AGC_SNS_DIR_TO__A, snsDirTo); - if (status < 0) - break; - status = write16(state, SCU_RAM_AGC_KI_MINGAIN__A, 0x7fff); - if (status < 0) - break; - status = write16(state, SCU_RAM_AGC_KI_MAXGAIN__A, 0x0); - if (status < 0) - break; - status = write16(state, SCU_RAM_AGC_KI_MIN__A, 0x0117); - if (status < 0) - break; - status = write16(state, SCU_RAM_AGC_KI_MAX__A, 0x0657); - if (status < 0) - break; - status = write16(state, SCU_RAM_AGC_CLP_SUM__A, 0); - if (status < 0) - break; - status = write16(state, SCU_RAM_AGC_CLP_CYCCNT__A, 0); - if (status < 0) - break; - status = write16(state, SCU_RAM_AGC_CLP_DIR_WD__A, 0); - if (status < 0) - break; - status = write16(state, SCU_RAM_AGC_CLP_DIR_STP__A, 1); - if (status < 0) - break; - status = write16(state, SCU_RAM_AGC_SNS_SUM__A, 0); - if (status < 0) - break; - status = write16(state, SCU_RAM_AGC_SNS_CYCCNT__A, 0); - if (status < 0) - break; - status = write16(state, SCU_RAM_AGC_SNS_DIR_WD__A, 0); - if (status < 0) - break; - status = write16(state, SCU_RAM_AGC_SNS_DIR_STP__A, 1); - if (status < 0) - break; - status = write16(state, SCU_RAM_AGC_SNS_CYCLEN__A, 500); - if (status < 0) - break; - status = write16(state, SCU_RAM_AGC_KI_CYCLEN__A, 500); - if (status < 0) - break; + status = write16(state, SCU_RAM_AGC_KI_MAXMINGAIN_TH__A, 20); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_AGC_CLP_SUM_MIN__A, clpSumMin); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_AGC_SNS_SUM_MIN__A, snsSumMin); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_AGC_CLP_DIR_TO__A, clpDirTo); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_AGC_SNS_DIR_TO__A, snsDirTo); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_AGC_KI_MINGAIN__A, 0x7fff); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_AGC_KI_MAXGAIN__A, 0x0); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_AGC_KI_MIN__A, 0x0117); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_AGC_KI_MAX__A, 0x0657); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_AGC_CLP_SUM__A, 0); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_AGC_CLP_CYCCNT__A, 0); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_AGC_CLP_DIR_WD__A, 0); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_AGC_CLP_DIR_STP__A, 1); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_AGC_SNS_SUM__A, 0); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_AGC_SNS_CYCCNT__A, 0); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_AGC_SNS_DIR_WD__A, 0); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_AGC_SNS_DIR_STP__A, 1); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_AGC_SNS_CYCLEN__A, 500); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_AGC_KI_CYCLEN__A, 500); + if (status < 0) + goto error; - /* Initialize inner-loop KI gain factors */ - status = read16(state, SCU_RAM_AGC_KI__A, &data); - if (status < 0) - break; - if (IsQAM(state)) { - data = 0x0657; - data &= ~SCU_RAM_AGC_KI_RF__M; - data |= (DRXK_KI_RAGC_QAM << SCU_RAM_AGC_KI_RF__B); - data &= ~SCU_RAM_AGC_KI_IF__M; - data |= (DRXK_KI_IAGC_QAM << SCU_RAM_AGC_KI_IF__B); - } - status = write16(state, SCU_RAM_AGC_KI__A, data); - if (status < 0) - break; - } while (0); + /* Initialize inner-loop KI gain factors */ + status = read16(state, SCU_RAM_AGC_KI__A, &data); + if (status < 0) + goto error; + if (IsQAM(state)) { + data = 0x0657; + data &= ~SCU_RAM_AGC_KI_RF__M; + data |= (DRXK_KI_RAGC_QAM << SCU_RAM_AGC_KI_RF__B); + data &= ~SCU_RAM_AGC_KI_IF__M; + data |= (DRXK_KI_IAGC_QAM << SCU_RAM_AGC_KI_IF__B); + } + status = write16(state, SCU_RAM_AGC_KI__A, data); +error: + if (status < 0) + printk(KERN_ERR "drxk: Error %d on %s\n", status, __func__); return status; } @@ -3216,17 +3253,12 @@ static int DVBTQAMGetAccPktErr(struct drxk_state *state, u16 *packetErr) int status; dprintk(1, "\n"); - do { - if (packetErr == NULL) { - status = write16(state, SCU_RAM_FEC_ACCUM_PKT_FAILURES__A, 0); - if (status < 0) - break; - } else { - status = read16(state, SCU_RAM_FEC_ACCUM_PKT_FAILURES__A, packetErr); - if (status < 0) - break; - } - } while (0); + if (packetErr == NULL) + status = write16(state, SCU_RAM_FEC_ACCUM_PKT_FAILURES__A, 0); + else + status = read16(state, SCU_RAM_FEC_ACCUM_PKT_FAILURES__A, packetErr); + if (status < 0) + printk(KERN_ERR "drxk: Error %d on %s\n", status, __func__); return status; } @@ -3245,8 +3277,10 @@ static int DVBTScCommand(struct drxk_state *state, status = read16(state, OFDM_SC_COMM_EXEC__A, &scExec); if (scExec != 1) { /* SC is not running */ - return -1; + status = -EINVAL; } + if (status < 0) + goto error; /* Wait until sc is ready to receive command */ retryCnt = 0; @@ -3255,21 +3289,23 @@ static int DVBTScCommand(struct drxk_state *state, status = read16(state, OFDM_SC_RA_RAM_CMD__A, &curCmd); retryCnt++; } while ((curCmd != 0) && (retryCnt < DRXK_MAX_RETRIES)); - if (retryCnt >= DRXK_MAX_RETRIES) - return -1; + if (retryCnt >= DRXK_MAX_RETRIES && (status < 0)) + goto error; + /* Write sub-command */ switch (cmd) { /* All commands using sub-cmd */ case OFDM_SC_RA_RAM_CMD_PROC_START: case OFDM_SC_RA_RAM_CMD_SET_PREF_PARAM: case OFDM_SC_RA_RAM_CMD_PROGRAM_PARAM: - status = - write16(state, OFDM_SC_RA_RAM_CMD_ADDR__A, subcmd); + status = write16(state, OFDM_SC_RA_RAM_CMD_ADDR__A, subcmd); + if (status < 0) + goto error; break; default: /* Do nothing */ break; - } /* switch (cmd->cmd) */ + } /* Write needed parameters and the command */ switch (cmd) { @@ -3280,13 +3316,11 @@ static int DVBTScCommand(struct drxk_state *state, case OFDM_SC_RA_RAM_CMD_PROC_START: case OFDM_SC_RA_RAM_CMD_SET_PREF_PARAM: case OFDM_SC_RA_RAM_CMD_PROGRAM_PARAM: - status = - write16(state, OFDM_SC_RA_RAM_PARAM1__A, param1); + status = write16(state, OFDM_SC_RA_RAM_PARAM1__A, param1); /* All commands using 1 parameters */ case OFDM_SC_RA_RAM_CMD_SET_ECHO_TIMING: case OFDM_SC_RA_RAM_CMD_USER_IO: - status = - write16(state, OFDM_SC_RA_RAM_PARAM0__A, param0); + status = write16(state, OFDM_SC_RA_RAM_PARAM0__A, param0); /* All commands using 0 parameters */ case OFDM_SC_RA_RAM_CMD_GET_OP_PARAM: case OFDM_SC_RA_RAM_CMD_NULL: @@ -3295,8 +3329,10 @@ static int DVBTScCommand(struct drxk_state *state, break; default: /* Unknown command */ - return -EINVAL; - } /* switch (cmd->cmd) */ + status = -EINVAL; + } + if (status < 0) + goto error; /* Wait until sc is ready processing command */ retryCnt = 0; @@ -3305,15 +3341,17 @@ static int DVBTScCommand(struct drxk_state *state, status = read16(state, OFDM_SC_RA_RAM_CMD__A, &curCmd); retryCnt++; } while ((curCmd != 0) && (retryCnt < DRXK_MAX_RETRIES)); - if (retryCnt >= DRXK_MAX_RETRIES) - return -1; + if (retryCnt >= DRXK_MAX_RETRIES && (status < 0)) + goto error; /* Check for illegal cmd */ status = read16(state, OFDM_SC_RA_RAM_CMD_ADDR__A, &errCode); if (errCode == 0xFFFF) { /* illegal command */ - return -EINVAL; + status = -EINVAL; } + if (status < 0) + goto error; /* Retreive results parameters from SC */ switch (cmd) { @@ -3324,8 +3362,7 @@ static int DVBTScCommand(struct drxk_state *state, /* All commands yielding 1 result */ case OFDM_SC_RA_RAM_CMD_USER_IO: case OFDM_SC_RA_RAM_CMD_GET_OP_PARAM: - status = - read16(state, OFDM_SC_RA_RAM_PARAM0__A, &(param0)); + status = read16(state, OFDM_SC_RA_RAM_PARAM0__A, &(param0)); /* All commands yielding 0 results */ case OFDM_SC_RA_RAM_CMD_SET_ECHO_TIMING: case OFDM_SC_RA_RAM_CMD_SET_TIMER: @@ -3336,9 +3373,12 @@ static int DVBTScCommand(struct drxk_state *state, break; default: /* Unknown command */ - return -EINVAL; + status = -EINVAL; break; } /* switch (cmd->cmd) */ +error: + if (status < 0) + printk(KERN_ERR "drxk: Error %d on %s\n", status, __func__); return status; } @@ -3348,11 +3388,9 @@ static int PowerUpDVBT(struct drxk_state *state) int status; dprintk(1, "\n"); - do { - status = CtrlPowerMode(state, &powerMode); - if (status < 0) - break; - } while (0); + status = CtrlPowerMode(state, &powerMode); + if (status < 0) + printk(KERN_ERR "drxk: Error %d on %s\n", status, __func__); return status; } @@ -3365,7 +3403,8 @@ static int DVBTCtrlSetIncEnable(struct drxk_state *state, bool *enabled) status = write16(state, IQM_CF_BYPASSDET__A, 0); else status = write16(state, IQM_CF_BYPASSDET__A, 1); - + if (status < 0) + printk(KERN_ERR "drxk: Error %d on %s\n", status, __func__); return status; } @@ -3384,6 +3423,8 @@ static int DVBTCtrlSetFrEnable(struct drxk_state *state, bool *enabled) /* write mask to 0 */ status = write16(state, OFDM_SC_RA_RAM_FR_THRES_8K__A, 0); } + if (status < 0) + printk(KERN_ERR "drxk: Error %d on %s\n", status, __func__); return status; } @@ -3395,43 +3436,39 @@ static int DVBTCtrlSetEchoThreshold(struct drxk_state *state, int status; dprintk(1, "\n"); - do { - status = read16(state, OFDM_SC_RA_RAM_ECHO_THRES__A, &data); - if (status < 0) - break; - - switch (echoThres->fftMode) { - case DRX_FFTMODE_2K: - data &= ~OFDM_SC_RA_RAM_ECHO_THRES_2K__M; - data |= - ((echoThres->threshold << - OFDM_SC_RA_RAM_ECHO_THRES_2K__B) - & (OFDM_SC_RA_RAM_ECHO_THRES_2K__M)); - break; - case DRX_FFTMODE_8K: - data &= ~OFDM_SC_RA_RAM_ECHO_THRES_8K__M; - data |= - ((echoThres->threshold << - OFDM_SC_RA_RAM_ECHO_THRES_8K__B) - & (OFDM_SC_RA_RAM_ECHO_THRES_8K__M)); - break; - default: - return -1; - break; - } + status = read16(state, OFDM_SC_RA_RAM_ECHO_THRES__A, &data); + if (status < 0) + goto error; - status = write16(state, OFDM_SC_RA_RAM_ECHO_THRES__A, data); - if (status < 0) - break; - } while (0); + switch (echoThres->fftMode) { + case DRX_FFTMODE_2K: + data &= ~OFDM_SC_RA_RAM_ECHO_THRES_2K__M; + data |= ((echoThres->threshold << + OFDM_SC_RA_RAM_ECHO_THRES_2K__B) + & (OFDM_SC_RA_RAM_ECHO_THRES_2K__M)); + goto error; + case DRX_FFTMODE_8K: + data &= ~OFDM_SC_RA_RAM_ECHO_THRES_8K__M; + data |= ((echoThres->threshold << + OFDM_SC_RA_RAM_ECHO_THRES_8K__B) + & (OFDM_SC_RA_RAM_ECHO_THRES_8K__M)); + goto error; + default: + return -EINVAL; + goto error; + } + status = write16(state, OFDM_SC_RA_RAM_ECHO_THRES__A, data); +error: + if (status < 0) + printk(KERN_ERR "drxk: Error %d on %s\n", status, __func__); return status; } static int DVBTCtrlSetSqiSpeed(struct drxk_state *state, enum DRXKCfgDvbtSqiSpeed *speed) { - int status; + int status = -EINVAL; dprintk(1, "\n"); @@ -3441,10 +3478,13 @@ static int DVBTCtrlSetSqiSpeed(struct drxk_state *state, case DRXK_DVBT_SQI_SPEED_SLOW: break; default: - return -EINVAL; + goto error; } status = write16(state, SCU_RAM_FEC_PRE_RS_BER_FILTER_SH__A, (u16) *speed); +error: + if (status < 0) + printk(KERN_ERR "drxk: Error %d on %s\n", status, __func__); return status; } @@ -3461,31 +3501,29 @@ static int DVBTCtrlSetSqiSpeed(struct drxk_state *state, static int DVBTActivatePresets(struct drxk_state *state) { int status; + bool setincenable = false; + bool setfrenable = true; struct DRXKCfgDvbtEchoThres_t echoThres2k = { 0, DRX_FFTMODE_2K }; struct DRXKCfgDvbtEchoThres_t echoThres8k = { 0, DRX_FFTMODE_8K }; dprintk(1, "\n"); - do { - bool setincenable = false; - bool setfrenable = true; - status = DVBTCtrlSetIncEnable(state, &setincenable); - if (status < 0) - break; - status = DVBTCtrlSetFrEnable(state, &setfrenable); - if (status < 0) - break; - status = DVBTCtrlSetEchoThreshold(state, &echoThres2k); - if (status < 0) - break; - status = DVBTCtrlSetEchoThreshold(state, &echoThres8k); - if (status < 0) - break; - status = write16(state, SCU_RAM_AGC_INGAIN_TGT_MAX__A, state->m_dvbtIfAgcCfg.IngainTgtMax); - if (status < 0) - break; - } while (0); - + status = DVBTCtrlSetIncEnable(state, &setincenable); + if (status < 0) + goto error; + status = DVBTCtrlSetFrEnable(state, &setfrenable); + if (status < 0) + goto error; + status = DVBTCtrlSetEchoThreshold(state, &echoThres2k); + if (status < 0) + goto error; + status = DVBTCtrlSetEchoThreshold(state, &echoThres8k); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_AGC_INGAIN_TGT_MAX__A, state->m_dvbtIfAgcCfg.IngainTgtMax); +error: + if (status < 0) + printk(KERN_ERR "drxk: Error %d on %s\n", status, __func__); return status; } @@ -3509,192 +3547,189 @@ static int SetDVBTStandard(struct drxk_state *state, dprintk(1, "\n"); PowerUpDVBT(state); - do { - /* added antenna switch */ - SwitchAntennaToDVBT(state); - /* send OFDM reset command */ - status = scu_command(state, SCU_RAM_COMMAND_STANDARD_OFDM | SCU_RAM_COMMAND_CMD_DEMOD_RESET, 0, NULL, 1, &cmdResult); - if (status < 0) - break; + /* added antenna switch */ + SwitchAntennaToDVBT(state); + /* send OFDM reset command */ + status = scu_command(state, SCU_RAM_COMMAND_STANDARD_OFDM | SCU_RAM_COMMAND_CMD_DEMOD_RESET, 0, NULL, 1, &cmdResult); + if (status < 0) + goto error; - /* send OFDM setenv command */ - status = scu_command(state, SCU_RAM_COMMAND_STANDARD_OFDM | SCU_RAM_COMMAND_CMD_DEMOD_SET_ENV, 0, NULL, 1, &cmdResult); - if (status < 0) - break; + /* send OFDM setenv command */ + status = scu_command(state, SCU_RAM_COMMAND_STANDARD_OFDM | SCU_RAM_COMMAND_CMD_DEMOD_SET_ENV, 0, NULL, 1, &cmdResult); + if (status < 0) + goto error; - /* reset datapath for OFDM, processors first */ - status = write16(state, OFDM_SC_COMM_EXEC__A, OFDM_SC_COMM_EXEC_STOP); - if (status < 0) - break; - status = write16(state, OFDM_LC_COMM_EXEC__A, OFDM_LC_COMM_EXEC_STOP); - if (status < 0) - break; - status = write16(state, IQM_COMM_EXEC__A, IQM_COMM_EXEC_B_STOP); - if (status < 0) - break; + /* reset datapath for OFDM, processors first */ + status = write16(state, OFDM_SC_COMM_EXEC__A, OFDM_SC_COMM_EXEC_STOP); + if (status < 0) + goto error; + status = write16(state, OFDM_LC_COMM_EXEC__A, OFDM_LC_COMM_EXEC_STOP); + if (status < 0) + goto error; + status = write16(state, IQM_COMM_EXEC__A, IQM_COMM_EXEC_B_STOP); + if (status < 0) + goto error; - /* IQM setup */ - /* synchronize on ofdstate->m_festart */ - status = write16(state, IQM_AF_UPD_SEL__A, 1); - if (status < 0) - break; - /* window size for clipping ADC detection */ - status = write16(state, IQM_AF_CLP_LEN__A, 0); - if (status < 0) - break; - /* window size for for sense pre-SAW detection */ - status = write16(state, IQM_AF_SNS_LEN__A, 0); - if (status < 0) - break; - /* sense threshold for sense pre-SAW detection */ - status = write16(state, IQM_AF_AMUX__A, IQM_AF_AMUX_SIGNAL2ADC); - if (status < 0) - break; - status = SetIqmAf(state, true); - if (status < 0) - break; + /* IQM setup */ + /* synchronize on ofdstate->m_festart */ + status = write16(state, IQM_AF_UPD_SEL__A, 1); + if (status < 0) + goto error; + /* window size for clipping ADC detection */ + status = write16(state, IQM_AF_CLP_LEN__A, 0); + if (status < 0) + goto error; + /* window size for for sense pre-SAW detection */ + status = write16(state, IQM_AF_SNS_LEN__A, 0); + if (status < 0) + goto error; + /* sense threshold for sense pre-SAW detection */ + status = write16(state, IQM_AF_AMUX__A, IQM_AF_AMUX_SIGNAL2ADC); + if (status < 0) + goto error; + status = SetIqmAf(state, true); + if (status < 0) + goto error; - status = write16(state, IQM_AF_AGC_RF__A, 0); - if (status < 0) - break; + status = write16(state, IQM_AF_AGC_RF__A, 0); + if (status < 0) + goto error; - /* Impulse noise cruncher setup */ - status = write16(state, IQM_AF_INC_LCT__A, 0); /* crunch in IQM_CF */ - if (status < 0) - break; - status = write16(state, IQM_CF_DET_LCT__A, 0); /* detect in IQM_CF */ - if (status < 0) - break; - status = write16(state, IQM_CF_WND_LEN__A, 3); /* peak detector window length */ - if (status < 0) - break; + /* Impulse noise cruncher setup */ + status = write16(state, IQM_AF_INC_LCT__A, 0); /* crunch in IQM_CF */ + if (status < 0) + goto error; + status = write16(state, IQM_CF_DET_LCT__A, 0); /* detect in IQM_CF */ + if (status < 0) + goto error; + status = write16(state, IQM_CF_WND_LEN__A, 3); /* peak detector window length */ + if (status < 0) + goto error; - status = write16(state, IQM_RC_STRETCH__A, 16); - if (status < 0) - break; - status = write16(state, IQM_CF_OUT_ENA__A, 0x4); /* enable output 2 */ - if (status < 0) - break; - status = write16(state, IQM_CF_DS_ENA__A, 0x4); /* decimate output 2 */ - if (status < 0) - break; - status = write16(state, IQM_CF_SCALE__A, 1600); - if (status < 0) - break; - status = write16(state, IQM_CF_SCALE_SH__A, 0); - if (status < 0) - break; + status = write16(state, IQM_RC_STRETCH__A, 16); + if (status < 0) + goto error; + status = write16(state, IQM_CF_OUT_ENA__A, 0x4); /* enable output 2 */ + if (status < 0) + goto error; + status = write16(state, IQM_CF_DS_ENA__A, 0x4); /* decimate output 2 */ + if (status < 0) + goto error; + status = write16(state, IQM_CF_SCALE__A, 1600); + if (status < 0) + goto error; + status = write16(state, IQM_CF_SCALE_SH__A, 0); + if (status < 0) + goto error; - /* virtual clipping threshold for clipping ADC detection */ - status = write16(state, IQM_AF_CLP_TH__A, 448); - if (status < 0) - break; - status = write16(state, IQM_CF_DATATH__A, 495); /* crunching threshold */ - if (status < 0) - break; + /* virtual clipping threshold for clipping ADC detection */ + status = write16(state, IQM_AF_CLP_TH__A, 448); + if (status < 0) + goto error; + status = write16(state, IQM_CF_DATATH__A, 495); /* crunching threshold */ + if (status < 0) + goto error; - status = BLChainCmd(state, DRXK_BL_ROM_OFFSET_TAPS_DVBT, DRXK_BLCC_NR_ELEMENTS_TAPS, DRXK_BLC_TIMEOUT); - if (status < 0) - break; + status = BLChainCmd(state, DRXK_BL_ROM_OFFSET_TAPS_DVBT, DRXK_BLCC_NR_ELEMENTS_TAPS, DRXK_BLC_TIMEOUT); + if (status < 0) + goto error; - status = write16(state, IQM_CF_PKDTH__A, 2); /* peak detector threshold */ - if (status < 0) - break; - status = write16(state, IQM_CF_POW_MEAS_LEN__A, 2); - if (status < 0) - break; - /* enable power measurement interrupt */ - status = write16(state, IQM_CF_COMM_INT_MSK__A, 1); - if (status < 0) - break; - status = write16(state, IQM_COMM_EXEC__A, IQM_COMM_EXEC_B_ACTIVE); - if (status < 0) - break; + status = write16(state, IQM_CF_PKDTH__A, 2); /* peak detector threshold */ + if (status < 0) + goto error; + status = write16(state, IQM_CF_POW_MEAS_LEN__A, 2); + if (status < 0) + goto error; + /* enable power measurement interrupt */ + status = write16(state, IQM_CF_COMM_INT_MSK__A, 1); + if (status < 0) + goto error; + status = write16(state, IQM_COMM_EXEC__A, IQM_COMM_EXEC_B_ACTIVE); + if (status < 0) + goto error; - /* IQM will not be reset from here, sync ADC and update/init AGC */ - status = ADCSynchronization(state); - if (status < 0) - break; - status = SetPreSaw(state, &state->m_dvbtPreSawCfg); - if (status < 0) - break; + /* IQM will not be reset from here, sync ADC and update/init AGC */ + status = ADCSynchronization(state); + if (status < 0) + goto error; + status = SetPreSaw(state, &state->m_dvbtPreSawCfg); + if (status < 0) + goto error; - /* Halt SCU to enable safe non-atomic accesses */ - status = write16(state, SCU_COMM_EXEC__A, SCU_COMM_EXEC_HOLD); - if (status < 0) - break; + /* Halt SCU to enable safe non-atomic accesses */ + status = write16(state, SCU_COMM_EXEC__A, SCU_COMM_EXEC_HOLD); + if (status < 0) + goto error; - status = SetAgcRf(state, &state->m_dvbtRfAgcCfg, true); - if (status < 0) - break; - status = SetAgcIf(state, &state->m_dvbtIfAgcCfg, true); - if (status < 0) - break; + status = SetAgcRf(state, &state->m_dvbtRfAgcCfg, true); + if (status < 0) + goto error; + status = SetAgcIf(state, &state->m_dvbtIfAgcCfg, true); + if (status < 0) + goto error; - /* Set Noise Estimation notch width and enable DC fix */ - status = read16(state, OFDM_SC_RA_RAM_CONFIG__A, &data); - if (status < 0) - break; - data |= OFDM_SC_RA_RAM_CONFIG_NE_FIX_ENABLE__M; - status = write16(state, OFDM_SC_RA_RAM_CONFIG__A, data); - if (status < 0) - break; + /* Set Noise Estimation notch width and enable DC fix */ + status = read16(state, OFDM_SC_RA_RAM_CONFIG__A, &data); + if (status < 0) + goto error; + data |= OFDM_SC_RA_RAM_CONFIG_NE_FIX_ENABLE__M; + status = write16(state, OFDM_SC_RA_RAM_CONFIG__A, data); + if (status < 0) + goto error; - /* Activate SCU to enable SCU commands */ - status = write16(state, SCU_COMM_EXEC__A, SCU_COMM_EXEC_ACTIVE); - if (status < 0) - break; + /* Activate SCU to enable SCU commands */ + status = write16(state, SCU_COMM_EXEC__A, SCU_COMM_EXEC_ACTIVE); + if (status < 0) + goto error; - if (!state->m_DRXK_A3_ROM_CODE) { - /* AGCInit() is not done for DVBT, so set agcFastClipCtrlDelay */ - status = write16(state, SCU_RAM_AGC_FAST_CLP_CTRL_DELAY__A, state->m_dvbtIfAgcCfg.FastClipCtrlDelay); - if (status < 0) - break; - } + if (!state->m_DRXK_A3_ROM_CODE) { + /* AGCInit() is not done for DVBT, so set agcFastClipCtrlDelay */ + status = write16(state, SCU_RAM_AGC_FAST_CLP_CTRL_DELAY__A, state->m_dvbtIfAgcCfg.FastClipCtrlDelay); + if (status < 0) + goto error; + } - /* OFDM_SC setup */ + /* OFDM_SC setup */ #ifdef COMPILE_FOR_NONRT - status = write16(state, OFDM_SC_RA_RAM_BE_OPT_DELAY__A, 1); - if (status < 0) - break; - status = write16(state, OFDM_SC_RA_RAM_BE_OPT_INIT_DELAY__A, 2); - if (status < 0) - break; + status = write16(state, OFDM_SC_RA_RAM_BE_OPT_DELAY__A, 1); + if (status < 0) + goto error; + status = write16(state, OFDM_SC_RA_RAM_BE_OPT_INIT_DELAY__A, 2); + if (status < 0) + goto error; #endif - /* FEC setup */ - status = write16(state, FEC_DI_INPUT_CTL__A, 1); /* OFDM input */ - if (status < 0) - break; + /* FEC setup */ + status = write16(state, FEC_DI_INPUT_CTL__A, 1); /* OFDM input */ + if (status < 0) + goto error; #ifdef COMPILE_FOR_NONRT - status = write16(state, FEC_RS_MEASUREMENT_PERIOD__A, 0x400); - if (status < 0) - break; + status = write16(state, FEC_RS_MEASUREMENT_PERIOD__A, 0x400); + if (status < 0) + goto error; #else - status = write16(state, FEC_RS_MEASUREMENT_PERIOD__A, 0x1000); - if (status < 0) - break; + status = write16(state, FEC_RS_MEASUREMENT_PERIOD__A, 0x1000); + if (status < 0) + goto error; #endif - status = write16(state, FEC_RS_MEASUREMENT_PRESCALE__A, 0x0001); - if (status < 0) - break; - - /* Setup MPEG bus */ - status = MPEGTSDtoSetup(state, OM_DVBT); - if (status < 0) - break; - /* Set DVBT Presets */ - status = DVBTActivatePresets(state); - if (status < 0) - break; - - } while (0); + status = write16(state, FEC_RS_MEASUREMENT_PRESCALE__A, 0x0001); + if (status < 0) + goto error; + /* Setup MPEG bus */ + status = MPEGTSDtoSetup(state, OM_DVBT); + if (status < 0) + goto error; + /* Set DVBT Presets */ + status = DVBTActivatePresets(state); if (status < 0) - printk(KERN_ERR "drxk: %s status - %08x\n", __func__, status); + goto error; +error: + if (status < 0) + printk(KERN_ERR "drxk: Error %d on %s\n", status, __func__); return status; } @@ -3713,19 +3748,20 @@ static int DVBTStart(struct drxk_state *state) dprintk(1, "\n"); /* Start correct processes to get in lock */ /* DRXK: OFDM_SC_RA_RAM_PROC_LOCKTRACK is no longer in mapfile! */ - do { - param1 = OFDM_SC_RA_RAM_LOCKTRACK_MIN; - status = DVBTScCommand(state, OFDM_SC_RA_RAM_CMD_PROC_START, 0, OFDM_SC_RA_RAM_SW_EVENT_RUN_NMASK__M, param1, 0, 0, 0); - if (status < 0) - break; - /* Start FEC OC */ - status = MPEGTSStart(state); - if (status < 0) - break; - status = write16(state, FEC_COMM_EXEC__A, FEC_COMM_EXEC_ACTIVE); - if (status < 0) - break; - } while (0); + param1 = OFDM_SC_RA_RAM_LOCKTRACK_MIN; + status = DVBTScCommand(state, OFDM_SC_RA_RAM_CMD_PROC_START, 0, OFDM_SC_RA_RAM_SW_EVENT_RUN_NMASK__M, param1, 0, 0, 0); + if (status < 0) + goto error; + /* Start FEC OC */ + status = MPEGTSStart(state); + if (status < 0) + goto error; + status = write16(state, FEC_COMM_EXEC__A, FEC_COMM_EXEC_ACTIVE); + if (status < 0) + goto error; +error: + if (status < 0) + printk(KERN_ERR "drxk: Error %d on %s\n", status, __func__); return status; } @@ -3749,318 +3785,300 @@ static int SetDVBT(struct drxk_state *state, u16 IntermediateFreqkHz, u16 param1; int status; - dprintk(1, "\n"); - /* printk(KERN_DEBUG "drxk: %s IF =%d, TFO = %d\n", __func__, IntermediateFreqkHz, tunerFreqOffset); */ - do { - status = scu_command(state, SCU_RAM_COMMAND_STANDARD_OFDM | SCU_RAM_COMMAND_CMD_DEMOD_STOP, 0, NULL, 1, &cmdResult); - if (status < 0) - break; + dprintk(1, "IF =%d, TFO = %d\n", IntermediateFreqkHz, tunerFreqOffset); - /* Halt SCU to enable safe non-atomic accesses */ - status = write16(state, SCU_COMM_EXEC__A, SCU_COMM_EXEC_HOLD); - if (status < 0) - break; + status = scu_command(state, SCU_RAM_COMMAND_STANDARD_OFDM | SCU_RAM_COMMAND_CMD_DEMOD_STOP, 0, NULL, 1, &cmdResult); + if (status < 0) + goto error; - /* Stop processors */ - status = write16(state, OFDM_SC_COMM_EXEC__A, OFDM_SC_COMM_EXEC_STOP); - if (status < 0) - break; - status = write16(state, OFDM_LC_COMM_EXEC__A, OFDM_LC_COMM_EXEC_STOP); - if (status < 0) - break; + /* Halt SCU to enable safe non-atomic accesses */ + status = write16(state, SCU_COMM_EXEC__A, SCU_COMM_EXEC_HOLD); + if (status < 0) + goto error; - /* Mandatory fix, always stop CP, required to set spl offset back to - hardware default (is set to 0 by ucode during pilot detection */ - status = write16(state, OFDM_CP_COMM_EXEC__A, OFDM_CP_COMM_EXEC_STOP); - if (status < 0) - break; + /* Stop processors */ + status = write16(state, OFDM_SC_COMM_EXEC__A, OFDM_SC_COMM_EXEC_STOP); + if (status < 0) + goto error; + status = write16(state, OFDM_LC_COMM_EXEC__A, OFDM_LC_COMM_EXEC_STOP); + if (status < 0) + goto error; - /*== Write channel settings to device =====================================*/ + /* Mandatory fix, always stop CP, required to set spl offset back to + hardware default (is set to 0 by ucode during pilot detection */ + status = write16(state, OFDM_CP_COMM_EXEC__A, OFDM_CP_COMM_EXEC_STOP); + if (status < 0) + goto error; - /* mode */ - switch (state->param.u.ofdm.transmission_mode) { - case TRANSMISSION_MODE_AUTO: - default: - operationMode |= OFDM_SC_RA_RAM_OP_AUTO_MODE__M; - /* fall through , try first guess DRX_FFTMODE_8K */ - case TRANSMISSION_MODE_8K: - transmissionParams |= - OFDM_SC_RA_RAM_OP_PARAM_MODE_8K; - break; - case TRANSMISSION_MODE_2K: - transmissionParams |= - OFDM_SC_RA_RAM_OP_PARAM_MODE_2K; - break; - } + /*== Write channel settings to device =====================================*/ - /* guard */ - switch (state->param.u.ofdm.guard_interval) { - default: - case GUARD_INTERVAL_AUTO: - operationMode |= OFDM_SC_RA_RAM_OP_AUTO_GUARD__M; - /* fall through , try first guess DRX_GUARD_1DIV4 */ - case GUARD_INTERVAL_1_4: - transmissionParams |= - OFDM_SC_RA_RAM_OP_PARAM_GUARD_4; - break; - case GUARD_INTERVAL_1_32: - transmissionParams |= - OFDM_SC_RA_RAM_OP_PARAM_GUARD_32; - break; - case GUARD_INTERVAL_1_16: - transmissionParams |= - OFDM_SC_RA_RAM_OP_PARAM_GUARD_16; - break; - case GUARD_INTERVAL_1_8: - transmissionParams |= - OFDM_SC_RA_RAM_OP_PARAM_GUARD_8; - break; - } + /* mode */ + switch (state->param.u.ofdm.transmission_mode) { + case TRANSMISSION_MODE_AUTO: + default: + operationMode |= OFDM_SC_RA_RAM_OP_AUTO_MODE__M; + /* fall through , try first guess DRX_FFTMODE_8K */ + case TRANSMISSION_MODE_8K: + transmissionParams |= OFDM_SC_RA_RAM_OP_PARAM_MODE_8K; + goto error; + case TRANSMISSION_MODE_2K: + transmissionParams |= OFDM_SC_RA_RAM_OP_PARAM_MODE_2K; + goto error; + } - /* hierarchy */ - switch (state->param.u.ofdm.hierarchy_information) { - case HIERARCHY_AUTO: - case HIERARCHY_NONE: - default: - operationMode |= OFDM_SC_RA_RAM_OP_AUTO_HIER__M; - /* fall through , try first guess SC_RA_RAM_OP_PARAM_HIER_NO */ - /* transmissionParams |= OFDM_SC_RA_RAM_OP_PARAM_HIER_NO; */ - /* break; */ - case HIERARCHY_1: - transmissionParams |= - OFDM_SC_RA_RAM_OP_PARAM_HIER_A1; - break; - case HIERARCHY_2: - transmissionParams |= - OFDM_SC_RA_RAM_OP_PARAM_HIER_A2; - break; - case HIERARCHY_4: - transmissionParams |= - OFDM_SC_RA_RAM_OP_PARAM_HIER_A4; - break; - } + /* guard */ + switch (state->param.u.ofdm.guard_interval) { + default: + case GUARD_INTERVAL_AUTO: + operationMode |= OFDM_SC_RA_RAM_OP_AUTO_GUARD__M; + /* fall through , try first guess DRX_GUARD_1DIV4 */ + case GUARD_INTERVAL_1_4: + transmissionParams |= OFDM_SC_RA_RAM_OP_PARAM_GUARD_4; + goto error; + case GUARD_INTERVAL_1_32: + transmissionParams |= OFDM_SC_RA_RAM_OP_PARAM_GUARD_32; + goto error; + case GUARD_INTERVAL_1_16: + transmissionParams |= OFDM_SC_RA_RAM_OP_PARAM_GUARD_16; + goto error; + case GUARD_INTERVAL_1_8: + transmissionParams |= OFDM_SC_RA_RAM_OP_PARAM_GUARD_8; + goto error; + } + /* hierarchy */ + switch (state->param.u.ofdm.hierarchy_information) { + case HIERARCHY_AUTO: + case HIERARCHY_NONE: + default: + operationMode |= OFDM_SC_RA_RAM_OP_AUTO_HIER__M; + /* fall through , try first guess SC_RA_RAM_OP_PARAM_HIER_NO */ + /* transmissionParams |= OFDM_SC_RA_RAM_OP_PARAM_HIER_NO; */ + /* break; */ + case HIERARCHY_1: + transmissionParams |= OFDM_SC_RA_RAM_OP_PARAM_HIER_A1; + break; + case HIERARCHY_2: + transmissionParams |= OFDM_SC_RA_RAM_OP_PARAM_HIER_A2; + break; + case HIERARCHY_4: + transmissionParams |= OFDM_SC_RA_RAM_OP_PARAM_HIER_A4; + break; + } - /* constellation */ - switch (state->param.u.ofdm.constellation) { - case QAM_AUTO: - default: - operationMode |= OFDM_SC_RA_RAM_OP_AUTO_CONST__M; - /* fall through , try first guess DRX_CONSTELLATION_QAM64 */ - case QAM_64: - transmissionParams |= - OFDM_SC_RA_RAM_OP_PARAM_CONST_QAM64; - break; - case QPSK: - transmissionParams |= - OFDM_SC_RA_RAM_OP_PARAM_CONST_QPSK; - break; - case QAM_16: - transmissionParams |= - OFDM_SC_RA_RAM_OP_PARAM_CONST_QAM16; - break; - } + + /* constellation */ + switch (state->param.u.ofdm.constellation) { + case QAM_AUTO: + default: + operationMode |= OFDM_SC_RA_RAM_OP_AUTO_CONST__M; + /* fall through , try first guess DRX_CONSTELLATION_QAM64 */ + case QAM_64: + transmissionParams |= OFDM_SC_RA_RAM_OP_PARAM_CONST_QAM64; + break; + case QPSK: + transmissionParams |= OFDM_SC_RA_RAM_OP_PARAM_CONST_QPSK; + break; + case QAM_16: + transmissionParams |= OFDM_SC_RA_RAM_OP_PARAM_CONST_QAM16; + break; + } #if 0 - /* No hierachical channels support in BDA */ - /* Priority (only for hierarchical channels) */ - switch (channel->priority) { - case DRX_PRIORITY_LOW: - transmissionParams |= - OFDM_SC_RA_RAM_OP_PARAM_PRIO_LO; - WR16(devAddr, OFDM_EC_SB_PRIOR__A, - OFDM_EC_SB_PRIOR_LO); - break; - case DRX_PRIORITY_HIGH: - transmissionParams |= - OFDM_SC_RA_RAM_OP_PARAM_PRIO_HI; - WR16(devAddr, OFDM_EC_SB_PRIOR__A, - OFDM_EC_SB_PRIOR_HI)); - break; - case DRX_PRIORITY_UNKNOWN: /* fall through */ - default: - return DRX_STS_INVALID_ARG; - break; - } -#else - /* Set Priorty high */ + /* No hierachical channels support in BDA */ + /* Priority (only for hierarchical channels) */ + switch (channel->priority) { + case DRX_PRIORITY_LOW: + transmissionParams |= OFDM_SC_RA_RAM_OP_PARAM_PRIO_LO; + WR16(devAddr, OFDM_EC_SB_PRIOR__A, + OFDM_EC_SB_PRIOR_LO); + break; + case DRX_PRIORITY_HIGH: transmissionParams |= OFDM_SC_RA_RAM_OP_PARAM_PRIO_HI; - status = write16(state, OFDM_EC_SB_PRIOR__A, OFDM_EC_SB_PRIOR_HI); - if (status < 0) - break; + WR16(devAddr, OFDM_EC_SB_PRIOR__A, + OFDM_EC_SB_PRIOR_HI)); + break; + case DRX_PRIORITY_UNKNOWN: /* fall through */ + default: + status = -EINVAL; + goto error; + } +#else + /* Set Priorty high */ + transmissionParams |= OFDM_SC_RA_RAM_OP_PARAM_PRIO_HI; + status = write16(state, OFDM_EC_SB_PRIOR__A, OFDM_EC_SB_PRIOR_HI); + if (status < 0) + goto error; #endif - /* coderate */ - switch (state->param.u.ofdm.code_rate_HP) { - case FEC_AUTO: - default: - operationMode |= OFDM_SC_RA_RAM_OP_AUTO_RATE__M; - /* fall through , try first guess DRX_CODERATE_2DIV3 */ - case FEC_2_3: - transmissionParams |= - OFDM_SC_RA_RAM_OP_PARAM_RATE_2_3; - break; - case FEC_1_2: - transmissionParams |= - OFDM_SC_RA_RAM_OP_PARAM_RATE_1_2; - break; - case FEC_3_4: - transmissionParams |= - OFDM_SC_RA_RAM_OP_PARAM_RATE_3_4; - break; - case FEC_5_6: - transmissionParams |= - OFDM_SC_RA_RAM_OP_PARAM_RATE_5_6; - break; - case FEC_7_8: - transmissionParams |= - OFDM_SC_RA_RAM_OP_PARAM_RATE_7_8; - break; - } + /* coderate */ + switch (state->param.u.ofdm.code_rate_HP) { + case FEC_AUTO: + default: + operationMode |= OFDM_SC_RA_RAM_OP_AUTO_RATE__M; + /* fall through , try first guess DRX_CODERATE_2DIV3 */ + case FEC_2_3: + transmissionParams |= OFDM_SC_RA_RAM_OP_PARAM_RATE_2_3; + break; + case FEC_1_2: + transmissionParams |= OFDM_SC_RA_RAM_OP_PARAM_RATE_1_2; + break; + case FEC_3_4: + transmissionParams |= OFDM_SC_RA_RAM_OP_PARAM_RATE_3_4; + break; + case FEC_5_6: + transmissionParams |= OFDM_SC_RA_RAM_OP_PARAM_RATE_5_6; + break; + case FEC_7_8: + transmissionParams |= OFDM_SC_RA_RAM_OP_PARAM_RATE_7_8; + break; + } - /* SAW filter selection: normaly not necesarry, but if wanted - the application can select a SAW filter via the driver by using UIOs */ - /* First determine real bandwidth (Hz) */ - /* Also set delay for impulse noise cruncher */ - /* Also set parameters for EC_OC fix, note EC_OC_REG_TMD_HIL_MAR is changed - by SC for fix for some 8K,1/8 guard but is restored by InitEC and ResetEC - functions */ - switch (state->param.u.ofdm.bandwidth) { - case BANDWIDTH_AUTO: - case BANDWIDTH_8_MHZ: - bandwidth = DRXK_BANDWIDTH_8MHZ_IN_HZ; - status = write16(state, OFDM_SC_RA_RAM_SRMM_FIX_FACT_8K__A, 3052); - if (status < 0) - break; - /* cochannel protection for PAL 8 MHz */ - status = write16(state, OFDM_SC_RA_RAM_NI_INIT_8K_PER_LEFT__A, 7); - if (status < 0) - break; - status = write16(state, OFDM_SC_RA_RAM_NI_INIT_8K_PER_RIGHT__A, 7); - if (status < 0) - break; - status = write16(state, OFDM_SC_RA_RAM_NI_INIT_2K_PER_LEFT__A, 7); - if (status < 0) - break; - status = write16(state, OFDM_SC_RA_RAM_NI_INIT_2K_PER_RIGHT__A, 1); - if (status < 0) - break; - break; - case BANDWIDTH_7_MHZ: - bandwidth = DRXK_BANDWIDTH_7MHZ_IN_HZ; - status = write16(state, OFDM_SC_RA_RAM_SRMM_FIX_FACT_8K__A, 3491); - if (status < 0) - break; - /* cochannel protection for PAL 7 MHz */ - status = write16(state, OFDM_SC_RA_RAM_NI_INIT_8K_PER_LEFT__A, 8); - if (status < 0) - break; - status = write16(state, OFDM_SC_RA_RAM_NI_INIT_8K_PER_RIGHT__A, 8); - if (status < 0) - break; - status = write16(state, OFDM_SC_RA_RAM_NI_INIT_2K_PER_LEFT__A, 4); - if (status < 0) - break; - status = write16(state, OFDM_SC_RA_RAM_NI_INIT_2K_PER_RIGHT__A, 1); - if (status < 0) - break; - break; - case BANDWIDTH_6_MHZ: - bandwidth = DRXK_BANDWIDTH_6MHZ_IN_HZ; - status = write16(state, OFDM_SC_RA_RAM_SRMM_FIX_FACT_8K__A, 4073); - if (status < 0) - break; - /* cochannel protection for NTSC 6 MHz */ - status = write16(state, OFDM_SC_RA_RAM_NI_INIT_8K_PER_LEFT__A, 19); - if (status < 0) - break; - status = write16(state, OFDM_SC_RA_RAM_NI_INIT_8K_PER_RIGHT__A, 19); - if (status < 0) - break; - status = write16(state, OFDM_SC_RA_RAM_NI_INIT_2K_PER_LEFT__A, 14); - if (status < 0) - break; - status = write16(state, OFDM_SC_RA_RAM_NI_INIT_2K_PER_RIGHT__A, 1); - if (status < 0) - break; - break; - default: - return -EINVAL; - } + /* SAW filter selection: normaly not necesarry, but if wanted + the application can select a SAW filter via the driver by using UIOs */ + /* First determine real bandwidth (Hz) */ + /* Also set delay for impulse noise cruncher */ + /* Also set parameters for EC_OC fix, note EC_OC_REG_TMD_HIL_MAR is changed + by SC for fix for some 8K,1/8 guard but is restored by InitEC and ResetEC + functions */ + switch (state->param.u.ofdm.bandwidth) { + case BANDWIDTH_AUTO: + case BANDWIDTH_8_MHZ: + bandwidth = DRXK_BANDWIDTH_8MHZ_IN_HZ; + status = write16(state, OFDM_SC_RA_RAM_SRMM_FIX_FACT_8K__A, 3052); + if (status < 0) + goto error; + /* cochannel protection for PAL 8 MHz */ + status = write16(state, OFDM_SC_RA_RAM_NI_INIT_8K_PER_LEFT__A, 7); + if (status < 0) + goto error; + status = write16(state, OFDM_SC_RA_RAM_NI_INIT_8K_PER_RIGHT__A, 7); + if (status < 0) + goto error; + status = write16(state, OFDM_SC_RA_RAM_NI_INIT_2K_PER_LEFT__A, 7); + if (status < 0) + goto error; + status = write16(state, OFDM_SC_RA_RAM_NI_INIT_2K_PER_RIGHT__A, 1); + if (status < 0) + goto error; + break; + case BANDWIDTH_7_MHZ: + bandwidth = DRXK_BANDWIDTH_7MHZ_IN_HZ; + status = write16(state, OFDM_SC_RA_RAM_SRMM_FIX_FACT_8K__A, 3491); + if (status < 0) + goto error; + /* cochannel protection for PAL 7 MHz */ + status = write16(state, OFDM_SC_RA_RAM_NI_INIT_8K_PER_LEFT__A, 8); + if (status < 0) + goto error; + status = write16(state, OFDM_SC_RA_RAM_NI_INIT_8K_PER_RIGHT__A, 8); + if (status < 0) + goto error; + status = write16(state, OFDM_SC_RA_RAM_NI_INIT_2K_PER_LEFT__A, 4); + if (status < 0) + goto error; + status = write16(state, OFDM_SC_RA_RAM_NI_INIT_2K_PER_RIGHT__A, 1); + if (status < 0) + goto error; + break; + case BANDWIDTH_6_MHZ: + bandwidth = DRXK_BANDWIDTH_6MHZ_IN_HZ; + status = write16(state, OFDM_SC_RA_RAM_SRMM_FIX_FACT_8K__A, 4073); + if (status < 0) + goto error; + /* cochannel protection for NTSC 6 MHz */ + status = write16(state, OFDM_SC_RA_RAM_NI_INIT_8K_PER_LEFT__A, 19); + if (status < 0) + goto error; + status = write16(state, OFDM_SC_RA_RAM_NI_INIT_8K_PER_RIGHT__A, 19); + if (status < 0) + goto error; + status = write16(state, OFDM_SC_RA_RAM_NI_INIT_2K_PER_LEFT__A, 14); + if (status < 0) + goto error; + status = write16(state, OFDM_SC_RA_RAM_NI_INIT_2K_PER_RIGHT__A, 1); + if (status < 0) + goto error; + break; + default: + status = -EINVAL; + goto error; + } - if (iqmRcRateOfs == 0) { - /* Now compute IQM_RC_RATE_OFS - (((SysFreq/BandWidth)/2)/2) -1) * 2^23) - => - ((SysFreq / BandWidth) * (2^21)) - (2^23) - */ - /* (SysFreq / BandWidth) * (2^28) */ - /* assert (MAX(sysClk)/MIN(bandwidth) < 16) - => assert(MAX(sysClk) < 16*MIN(bandwidth)) - => assert(109714272 > 48000000) = true so Frac 28 can be used */ - iqmRcRateOfs = Frac28a((u32) - ((state->m_sysClockFreq * - 1000) / 3), bandwidth); - /* (SysFreq / BandWidth) * (2^21), rounding before truncating */ - if ((iqmRcRateOfs & 0x7fL) >= 0x40) - iqmRcRateOfs += 0x80L; - iqmRcRateOfs = iqmRcRateOfs >> 7; - /* ((SysFreq / BandWidth) * (2^21)) - (2^23) */ - iqmRcRateOfs = iqmRcRateOfs - (1 << 23); - } + if (iqmRcRateOfs == 0) { + /* Now compute IQM_RC_RATE_OFS + (((SysFreq/BandWidth)/2)/2) -1) * 2^23) + => + ((SysFreq / BandWidth) * (2^21)) - (2^23) + */ + /* (SysFreq / BandWidth) * (2^28) */ + /* assert (MAX(sysClk)/MIN(bandwidth) < 16) + => assert(MAX(sysClk) < 16*MIN(bandwidth)) + => assert(109714272 > 48000000) = true so Frac 28 can be used */ + iqmRcRateOfs = Frac28a((u32) + ((state->m_sysClockFreq * + 1000) / 3), bandwidth); + /* (SysFreq / BandWidth) * (2^21), rounding before truncating */ + if ((iqmRcRateOfs & 0x7fL) >= 0x40) + iqmRcRateOfs += 0x80L; + iqmRcRateOfs = iqmRcRateOfs >> 7; + /* ((SysFreq / BandWidth) * (2^21)) - (2^23) */ + iqmRcRateOfs = iqmRcRateOfs - (1 << 23); + } - iqmRcRateOfs &= - ((((u32) IQM_RC_RATE_OFS_HI__M) << - IQM_RC_RATE_OFS_LO__W) | IQM_RC_RATE_OFS_LO__M); - status = write32(state, IQM_RC_RATE_OFS_LO__A, iqmRcRateOfs); - if (status < 0) - break; + iqmRcRateOfs &= + ((((u32) IQM_RC_RATE_OFS_HI__M) << + IQM_RC_RATE_OFS_LO__W) | IQM_RC_RATE_OFS_LO__M); + status = write32(state, IQM_RC_RATE_OFS_LO__A, iqmRcRateOfs); + if (status < 0) + goto error; - /* Bandwidth setting done */ + /* Bandwidth setting done */ #if 0 - status = DVBTSetFrequencyShift(demod, channel, tunerOffset); - if (status < 0) - break; + status = DVBTSetFrequencyShift(demod, channel, tunerOffset); + if (status < 0) + goto error; #endif - status = SetFrequencyShifter(state, IntermediateFreqkHz, tunerFreqOffset, true); - if (status < 0) - break; + status = SetFrequencyShifter(state, IntermediateFreqkHz, tunerFreqOffset, true); + if (status < 0) + goto error; - /*== Start SC, write channel settings to SC ===============================*/ + /*== Start SC, write channel settings to SC ===============================*/ - /* Activate SCU to enable SCU commands */ - status = write16(state, SCU_COMM_EXEC__A, SCU_COMM_EXEC_ACTIVE); - if (status < 0) - break; + /* Activate SCU to enable SCU commands */ + status = write16(state, SCU_COMM_EXEC__A, SCU_COMM_EXEC_ACTIVE); + if (status < 0) + goto error; - /* Enable SC after setting all other parameters */ - status = write16(state, OFDM_SC_COMM_STATE__A, 0); - if (status < 0) - break; - status = write16(state, OFDM_SC_COMM_EXEC__A, 1); - if (status < 0) - break; + /* Enable SC after setting all other parameters */ + status = write16(state, OFDM_SC_COMM_STATE__A, 0); + if (status < 0) + goto error; + status = write16(state, OFDM_SC_COMM_EXEC__A, 1); + if (status < 0) + goto error; - status = scu_command(state, SCU_RAM_COMMAND_STANDARD_OFDM | SCU_RAM_COMMAND_CMD_DEMOD_START, 0, NULL, 1, &cmdResult); - if (status < 0) - break; + status = scu_command(state, SCU_RAM_COMMAND_STANDARD_OFDM | SCU_RAM_COMMAND_CMD_DEMOD_START, 0, NULL, 1, &cmdResult); + if (status < 0) + goto error; - /* Write SC parameter registers, set all AUTO flags in operation mode */ - param1 = (OFDM_SC_RA_RAM_OP_AUTO_MODE__M | - OFDM_SC_RA_RAM_OP_AUTO_GUARD__M | - OFDM_SC_RA_RAM_OP_AUTO_CONST__M | - OFDM_SC_RA_RAM_OP_AUTO_HIER__M | - OFDM_SC_RA_RAM_OP_AUTO_RATE__M); - status = - DVBTScCommand(state, OFDM_SC_RA_RAM_CMD_SET_PREF_PARAM, - 0, transmissionParams, param1, 0, 0, 0); - if (!state->m_DRXK_A3_ROM_CODE) - status = DVBTCtrlSetSqiSpeed(state, &state->m_sqiSpeed); - if (status < 0) - break; + /* Write SC parameter registers, set all AUTO flags in operation mode */ + param1 = (OFDM_SC_RA_RAM_OP_AUTO_MODE__M | + OFDM_SC_RA_RAM_OP_AUTO_GUARD__M | + OFDM_SC_RA_RAM_OP_AUTO_CONST__M | + OFDM_SC_RA_RAM_OP_AUTO_HIER__M | + OFDM_SC_RA_RAM_OP_AUTO_RATE__M); + status = DVBTScCommand(state, OFDM_SC_RA_RAM_CMD_SET_PREF_PARAM, + 0, transmissionParams, param1, 0, 0, 0); + if (status < 0) + goto error; - } while (0); + if (!state->m_DRXK_A3_ROM_CODE) + status = DVBTCtrlSetSqiSpeed(state, &state->m_sqiSpeed); +error: + if (status < 0) + printk(KERN_ERR "drxk: Error %d on %s\n", status, __func__); return status; } @@ -4088,16 +4106,18 @@ static int GetDVBTLockStatus(struct drxk_state *state, u32 *pLockStatus) dprintk(1, "\n"); + *pLockStatus = NOT_LOCKED; /* driver 0.9.0 */ /* Check if SC is running */ status = read16(state, OFDM_SC_COMM_EXEC__A, &ScCommExec); - if (ScCommExec == OFDM_SC_COMM_EXEC_STOP) { - /* SC not active; return DRX_NOT_LOCKED */ - *pLockStatus = NOT_LOCKED; - return status; - } + if (status < 0) + goto end; + if (ScCommExec == OFDM_SC_COMM_EXEC_STOP) + goto end; status = read16(state, OFDM_SC_RA_RAM_LOCK__A, &ScRaRamLock); + if (status < 0) + goto end; if ((ScRaRamLock & mpeg_lock_mask) == mpeg_lock_mask) *pLockStatus = MPEG_LOCK; @@ -4107,8 +4127,9 @@ static int GetDVBTLockStatus(struct drxk_state *state, u32 *pLockStatus) *pLockStatus = DEMOD_LOCK; else if (ScRaRamLock & OFDM_SC_RA_RAM_LOCK_NODVBT__M) *pLockStatus = NEVER_LOCK; - else - *pLockStatus = NOT_LOCKED; +end: + if (status < 0) + printk(KERN_ERR "drxk: Error %d on %s\n", status, __func__); return status; } @@ -4116,15 +4137,12 @@ static int GetDVBTLockStatus(struct drxk_state *state, u32 *pLockStatus) static int PowerUpQAM(struct drxk_state *state) { enum DRXPowerMode powerMode = DRXK_POWER_DOWN_OFDM; - int status = 0; + int status; dprintk(1, "\n"); - do { - status = CtrlPowerMode(state, &powerMode); - if (status < 0) - break; - - } while (0); + status = CtrlPowerMode(state, &powerMode); + if (status < 0) + printk(KERN_ERR "drxk: Error %d on %s\n", status, __func__); return status; } @@ -4138,28 +4156,28 @@ static int PowerDownQAM(struct drxk_state *state) int status = 0; dprintk(1, "\n"); - do { - status = read16(state, SCU_COMM_EXEC__A, &data); + status = read16(state, SCU_COMM_EXEC__A, &data); + if (status < 0) + goto error; + if (data == SCU_COMM_EXEC_ACTIVE) { + /* + STOP demodulator + QAM and HW blocks + */ + /* stop all comstate->m_exec */ + status = write16(state, QAM_COMM_EXEC__A, QAM_COMM_EXEC_STOP); if (status < 0) - break; - if (data == SCU_COMM_EXEC_ACTIVE) { - /* - STOP demodulator - QAM and HW blocks - */ - /* stop all comstate->m_exec */ - status = write16(state, QAM_COMM_EXEC__A, QAM_COMM_EXEC_STOP); - if (status < 0) - break; - status = scu_command(state, SCU_RAM_COMMAND_STANDARD_QAM | SCU_RAM_COMMAND_CMD_DEMOD_STOP, 0, NULL, 1, &cmdResult); - if (status < 0) - break; - } - /* powerdown AFE */ - status = SetIqmAf(state, false); + goto error; + status = scu_command(state, SCU_RAM_COMMAND_STANDARD_QAM | SCU_RAM_COMMAND_CMD_DEMOD_STOP, 0, NULL, 1, &cmdResult); if (status < 0) - break; - } while (0); + goto error; + } + /* powerdown AFE */ + status = SetIqmAf(state, false); + +error: + if (status < 0) + printk(KERN_ERR "drxk: Error %d on %s\n", status, __func__); return status; } @@ -4190,73 +4208,64 @@ static int SetQAMMeasurement(struct drxk_state *state, dprintk(1, "\n"); fecRsPrescale = 1; - do { - - /* fecBitsDesired = symbolRate [kHz] * - FrameLenght [ms] * - (constellation + 1) * - SyncLoss (== 1) * - ViterbiLoss (==1) - */ - switch (constellation) { - case DRX_CONSTELLATION_QAM16: - fecBitsDesired = 4 * symbolRate; - break; - case DRX_CONSTELLATION_QAM32: - fecBitsDesired = 5 * symbolRate; - break; - case DRX_CONSTELLATION_QAM64: - fecBitsDesired = 6 * symbolRate; - break; - case DRX_CONSTELLATION_QAM128: - fecBitsDesired = 7 * symbolRate; - break; - case DRX_CONSTELLATION_QAM256: - fecBitsDesired = 8 * symbolRate; - break; - default: - status = -EINVAL; - } - status = status; - if (status < 0) - break; - - fecBitsDesired /= 1000; /* symbolRate [Hz] -> symbolRate [kHz] */ - fecBitsDesired *= 500; /* meas. period [ms] */ + /* fecBitsDesired = symbolRate [kHz] * + FrameLenght [ms] * + (constellation + 1) * + SyncLoss (== 1) * + ViterbiLoss (==1) + */ + switch (constellation) { + case DRX_CONSTELLATION_QAM16: + fecBitsDesired = 4 * symbolRate; + break; + case DRX_CONSTELLATION_QAM32: + fecBitsDesired = 5 * symbolRate; + break; + case DRX_CONSTELLATION_QAM64: + fecBitsDesired = 6 * symbolRate; + break; + case DRX_CONSTELLATION_QAM128: + fecBitsDesired = 7 * symbolRate; + break; + case DRX_CONSTELLATION_QAM256: + fecBitsDesired = 8 * symbolRate; + break; + default: + status = -EINVAL; + } + if (status < 0) + goto error; - /* Annex A/C: bits/RsPeriod = 204 * 8 = 1632 */ - /* fecRsPeriodTotal = fecBitsDesired / 1632 */ - fecRsPeriodTotal = (fecBitsDesired / 1632UL) + 1; /* roughly ceil */ + fecBitsDesired /= 1000; /* symbolRate [Hz] -> symbolRate [kHz] */ + fecBitsDesired *= 500; /* meas. period [ms] */ - /* fecRsPeriodTotal = fecRsPrescale * fecRsPeriod */ - fecRsPrescale = 1 + (u16) (fecRsPeriodTotal >> 16); - if (fecRsPrescale == 0) { - /* Divide by zero (though impossible) */ - status = -1; - } - status = status; - if (status < 0) - break; - fecRsPeriod = - ((u16) fecRsPeriodTotal + - (fecRsPrescale >> 1)) / fecRsPrescale; + /* Annex A/C: bits/RsPeriod = 204 * 8 = 1632 */ + /* fecRsPeriodTotal = fecBitsDesired / 1632 */ + fecRsPeriodTotal = (fecBitsDesired / 1632UL) + 1; /* roughly ceil */ - /* write corresponding registers */ - status = write16(state, FEC_RS_MEASUREMENT_PERIOD__A, fecRsPeriod); + /* fecRsPeriodTotal = fecRsPrescale * fecRsPeriod */ + fecRsPrescale = 1 + (u16) (fecRsPeriodTotal >> 16); + if (fecRsPrescale == 0) { + /* Divide by zero (though impossible) */ + status = -EINVAL; if (status < 0) - break; - status = write16(state, FEC_RS_MEASUREMENT_PRESCALE__A, fecRsPrescale); - if (status < 0) - break; - status = write16(state, FEC_OC_SNC_FAIL_PERIOD__A, fecRsPeriod); - if (status < 0) - break; - - } while (0); + goto error; + } + fecRsPeriod = + ((u16) fecRsPeriodTotal + + (fecRsPrescale >> 1)) / fecRsPrescale; + /* write corresponding registers */ + status = write16(state, FEC_RS_MEASUREMENT_PERIOD__A, fecRsPeriod); if (status < 0) - printk(KERN_ERR "drxk: %s: status - %08x\n", __func__, status); - + goto error; + status = write16(state, FEC_RS_MEASUREMENT_PRESCALE__A, fecRsPrescale); + if (status < 0) + goto error; + status = write16(state, FEC_OC_SNC_FAIL_PERIOD__A, fecRsPeriod); +error: + if (status < 0) + printk(KERN_ERR "drxk: Error %d on %s\n", status, __func__); return status; } @@ -4265,183 +4274,184 @@ static int SetQAM16(struct drxk_state *state) int status = 0; dprintk(1, "\n"); - do { - /* QAM Equalizer Setup */ - /* Equalizer */ - status = write16(state, SCU_RAM_QAM_EQ_CMA_RAD0__A, 13517); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_EQ_CMA_RAD1__A, 13517); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_EQ_CMA_RAD2__A, 13517); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_EQ_CMA_RAD3__A, 13517); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_EQ_CMA_RAD4__A, 13517); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_EQ_CMA_RAD5__A, 13517); - if (status < 0) - break; - /* Decision Feedback Equalizer */ - status = write16(state, QAM_DQ_QUAL_FUN0__A, 2); - if (status < 0) - break; - status = write16(state, QAM_DQ_QUAL_FUN1__A, 2); - if (status < 0) - break; - status = write16(state, QAM_DQ_QUAL_FUN2__A, 2); - if (status < 0) - break; - status = write16(state, QAM_DQ_QUAL_FUN3__A, 2); - if (status < 0) - break; - status = write16(state, QAM_DQ_QUAL_FUN4__A, 2); - if (status < 0) - break; - status = write16(state, QAM_DQ_QUAL_FUN5__A, 0); - if (status < 0) - break; + /* QAM Equalizer Setup */ + /* Equalizer */ + status = write16(state, SCU_RAM_QAM_EQ_CMA_RAD0__A, 13517); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_EQ_CMA_RAD1__A, 13517); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_EQ_CMA_RAD2__A, 13517); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_EQ_CMA_RAD3__A, 13517); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_EQ_CMA_RAD4__A, 13517); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_EQ_CMA_RAD5__A, 13517); + if (status < 0) + goto error; + /* Decision Feedback Equalizer */ + status = write16(state, QAM_DQ_QUAL_FUN0__A, 2); + if (status < 0) + goto error; + status = write16(state, QAM_DQ_QUAL_FUN1__A, 2); + if (status < 0) + goto error; + status = write16(state, QAM_DQ_QUAL_FUN2__A, 2); + if (status < 0) + goto error; + status = write16(state, QAM_DQ_QUAL_FUN3__A, 2); + if (status < 0) + goto error; + status = write16(state, QAM_DQ_QUAL_FUN4__A, 2); + if (status < 0) + goto error; + status = write16(state, QAM_DQ_QUAL_FUN5__A, 0); + if (status < 0) + goto error; - status = write16(state, QAM_SY_SYNC_HWM__A, 5); - if (status < 0) - break; - status = write16(state, QAM_SY_SYNC_AWM__A, 4); - if (status < 0) - break; - status = write16(state, QAM_SY_SYNC_LWM__A, 3); - if (status < 0) - break; + status = write16(state, QAM_SY_SYNC_HWM__A, 5); + if (status < 0) + goto error; + status = write16(state, QAM_SY_SYNC_AWM__A, 4); + if (status < 0) + goto error; + status = write16(state, QAM_SY_SYNC_LWM__A, 3); + if (status < 0) + goto error; - /* QAM Slicer Settings */ - status = write16(state, SCU_RAM_QAM_SL_SIG_POWER__A, DRXK_QAM_SL_SIG_POWER_QAM16); - if (status < 0) - break; + /* QAM Slicer Settings */ + status = write16(state, SCU_RAM_QAM_SL_SIG_POWER__A, DRXK_QAM_SL_SIG_POWER_QAM16); + if (status < 0) + goto error; - /* QAM Loop Controller Coeficients */ - status = write16(state, SCU_RAM_QAM_LC_CA_FINE__A, 15); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_LC_CA_COARSE__A, 40); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_LC_EP_FINE__A, 12); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_LC_EP_MEDIUM__A, 24); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_LC_EP_COARSE__A, 24); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_LC_EI_FINE__A, 12); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_LC_EI_MEDIUM__A, 16); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_LC_EI_COARSE__A, 16); - if (status < 0) - break; + /* QAM Loop Controller Coeficients */ + status = write16(state, SCU_RAM_QAM_LC_CA_FINE__A, 15); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_LC_CA_COARSE__A, 40); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_LC_EP_FINE__A, 12); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_LC_EP_MEDIUM__A, 24); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_LC_EP_COARSE__A, 24); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_LC_EI_FINE__A, 12); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_LC_EI_MEDIUM__A, 16); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_LC_EI_COARSE__A, 16); + if (status < 0) + goto error; - status = write16(state, SCU_RAM_QAM_LC_CP_FINE__A, 5); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_LC_CP_MEDIUM__A, 20); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_LC_CP_COARSE__A, 80); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_LC_CI_FINE__A, 5); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_LC_CI_MEDIUM__A, 20); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_LC_CI_COARSE__A, 50); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_LC_CF_FINE__A, 16); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_LC_CF_MEDIUM__A, 16); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_LC_CF_COARSE__A, 32); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_LC_CF1_FINE__A, 5); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_LC_CF1_MEDIUM__A, 10); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_LC_CF1_COARSE__A, 10); - if (status < 0) - break; + status = write16(state, SCU_RAM_QAM_LC_CP_FINE__A, 5); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_LC_CP_MEDIUM__A, 20); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_LC_CP_COARSE__A, 80); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_LC_CI_FINE__A, 5); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_LC_CI_MEDIUM__A, 20); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_LC_CI_COARSE__A, 50); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_LC_CF_FINE__A, 16); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_LC_CF_MEDIUM__A, 16); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_LC_CF_COARSE__A, 32); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_LC_CF1_FINE__A, 5); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_LC_CF1_MEDIUM__A, 10); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_LC_CF1_COARSE__A, 10); + if (status < 0) + goto error; - /* QAM State Machine (FSM) Thresholds */ + /* QAM State Machine (FSM) Thresholds */ - status = write16(state, SCU_RAM_QAM_FSM_RTH__A, 140); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_FSM_FTH__A, 50); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_FSM_CTH__A, 95); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_FSM_PTH__A, 120); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_FSM_QTH__A, 230); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_FSM_MTH__A, 105); - if (status < 0) - break; + status = write16(state, SCU_RAM_QAM_FSM_RTH__A, 140); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_FSM_FTH__A, 50); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_FSM_CTH__A, 95); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_FSM_PTH__A, 120); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_FSM_QTH__A, 230); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_FSM_MTH__A, 105); + if (status < 0) + goto error; - status = write16(state, SCU_RAM_QAM_FSM_RATE_LIM__A, 40); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_FSM_COUNT_LIM__A, 4); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_FSM_FREQ_LIM__A, 24); - if (status < 0) - break; + status = write16(state, SCU_RAM_QAM_FSM_RATE_LIM__A, 40); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_FSM_COUNT_LIM__A, 4); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_FSM_FREQ_LIM__A, 24); + if (status < 0) + goto error; - /* QAM FSM Tracking Parameters */ + /* QAM FSM Tracking Parameters */ - status = write16(state, SCU_RAM_QAM_FSM_MEDIAN_AV_MULT__A, (u16) 16); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_FSM_RADIUS_AV_LIMIT__A, (u16) 220); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_FSM_LCAVG_OFFSET1__A, (u16) 25); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_FSM_LCAVG_OFFSET2__A, (u16) 6); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_FSM_LCAVG_OFFSET3__A, (u16) -24); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_FSM_LCAVG_OFFSET4__A, (u16) -65); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_FSM_LCAVG_OFFSET5__A, (u16) -127); - if (status < 0) - break; - } while (0); + status = write16(state, SCU_RAM_QAM_FSM_MEDIAN_AV_MULT__A, (u16) 16); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_FSM_RADIUS_AV_LIMIT__A, (u16) 220); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_FSM_LCAVG_OFFSET1__A, (u16) 25); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_FSM_LCAVG_OFFSET2__A, (u16) 6); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_FSM_LCAVG_OFFSET3__A, (u16) -24); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_FSM_LCAVG_OFFSET4__A, (u16) -65); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_FSM_LCAVG_OFFSET5__A, (u16) -127); + if (status < 0) + goto error; +error: + if (status < 0) + printk(KERN_ERR "drxk: Error %d on %s\n", status, __func__); return status; } @@ -4457,187 +4467,186 @@ static int SetQAM32(struct drxk_state *state) int status = 0; dprintk(1, "\n"); - do { - /* QAM Equalizer Setup */ - /* Equalizer */ - status = write16(state, SCU_RAM_QAM_EQ_CMA_RAD0__A, 6707); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_EQ_CMA_RAD1__A, 6707); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_EQ_CMA_RAD2__A, 6707); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_EQ_CMA_RAD3__A, 6707); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_EQ_CMA_RAD4__A, 6707); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_EQ_CMA_RAD5__A, 6707); - if (status < 0) - break; - /* Decision Feedback Equalizer */ - status = write16(state, QAM_DQ_QUAL_FUN0__A, 3); - if (status < 0) - break; - status = write16(state, QAM_DQ_QUAL_FUN1__A, 3); - if (status < 0) - break; - status = write16(state, QAM_DQ_QUAL_FUN2__A, 3); - if (status < 0) - break; - status = write16(state, QAM_DQ_QUAL_FUN3__A, 3); - if (status < 0) - break; - status = write16(state, QAM_DQ_QUAL_FUN4__A, 3); - if (status < 0) - break; - status = write16(state, QAM_DQ_QUAL_FUN5__A, 0); - if (status < 0) - break; + /* QAM Equalizer Setup */ + /* Equalizer */ + status = write16(state, SCU_RAM_QAM_EQ_CMA_RAD0__A, 6707); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_EQ_CMA_RAD1__A, 6707); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_EQ_CMA_RAD2__A, 6707); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_EQ_CMA_RAD3__A, 6707); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_EQ_CMA_RAD4__A, 6707); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_EQ_CMA_RAD5__A, 6707); + if (status < 0) + goto error; - status = write16(state, QAM_SY_SYNC_HWM__A, 6); - if (status < 0) - break; - status = write16(state, QAM_SY_SYNC_AWM__A, 5); - if (status < 0) - break; - status = write16(state, QAM_SY_SYNC_LWM__A, 3); - if (status < 0) - break; + /* Decision Feedback Equalizer */ + status = write16(state, QAM_DQ_QUAL_FUN0__A, 3); + if (status < 0) + goto error; + status = write16(state, QAM_DQ_QUAL_FUN1__A, 3); + if (status < 0) + goto error; + status = write16(state, QAM_DQ_QUAL_FUN2__A, 3); + if (status < 0) + goto error; + status = write16(state, QAM_DQ_QUAL_FUN3__A, 3); + if (status < 0) + goto error; + status = write16(state, QAM_DQ_QUAL_FUN4__A, 3); + if (status < 0) + goto error; + status = write16(state, QAM_DQ_QUAL_FUN5__A, 0); + if (status < 0) + goto error; - /* QAM Slicer Settings */ + status = write16(state, QAM_SY_SYNC_HWM__A, 6); + if (status < 0) + goto error; + status = write16(state, QAM_SY_SYNC_AWM__A, 5); + if (status < 0) + goto error; + status = write16(state, QAM_SY_SYNC_LWM__A, 3); + if (status < 0) + goto error; - status = write16(state, SCU_RAM_QAM_SL_SIG_POWER__A, DRXK_QAM_SL_SIG_POWER_QAM32); - if (status < 0) - break; + /* QAM Slicer Settings */ + status = write16(state, SCU_RAM_QAM_SL_SIG_POWER__A, DRXK_QAM_SL_SIG_POWER_QAM32); + if (status < 0) + goto error; - /* QAM Loop Controller Coeficients */ - status = write16(state, SCU_RAM_QAM_LC_CA_FINE__A, 15); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_LC_CA_COARSE__A, 40); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_LC_EP_FINE__A, 12); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_LC_EP_MEDIUM__A, 24); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_LC_EP_COARSE__A, 24); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_LC_EI_FINE__A, 12); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_LC_EI_MEDIUM__A, 16); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_LC_EI_COARSE__A, 16); - if (status < 0) - break; + /* QAM Loop Controller Coeficients */ - status = write16(state, SCU_RAM_QAM_LC_CP_FINE__A, 5); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_LC_CP_MEDIUM__A, 20); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_LC_CP_COARSE__A, 80); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_LC_CI_FINE__A, 5); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_LC_CI_MEDIUM__A, 20); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_LC_CI_COARSE__A, 50); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_LC_CF_FINE__A, 16); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_LC_CF_MEDIUM__A, 16); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_LC_CF_COARSE__A, 16); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_LC_CF1_FINE__A, 5); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_LC_CF1_MEDIUM__A, 10); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_LC_CF1_COARSE__A, 0); - if (status < 0) - break; + status = write16(state, SCU_RAM_QAM_LC_CA_FINE__A, 15); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_LC_CA_COARSE__A, 40); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_LC_EP_FINE__A, 12); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_LC_EP_MEDIUM__A, 24); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_LC_EP_COARSE__A, 24); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_LC_EI_FINE__A, 12); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_LC_EI_MEDIUM__A, 16); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_LC_EI_COARSE__A, 16); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_LC_CP_FINE__A, 5); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_LC_CP_MEDIUM__A, 20); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_LC_CP_COARSE__A, 80); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_LC_CI_FINE__A, 5); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_LC_CI_MEDIUM__A, 20); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_LC_CI_COARSE__A, 50); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_LC_CF_FINE__A, 16); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_LC_CF_MEDIUM__A, 16); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_LC_CF_COARSE__A, 16); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_LC_CF1_FINE__A, 5); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_LC_CF1_MEDIUM__A, 10); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_LC_CF1_COARSE__A, 0); + if (status < 0) + goto error; - /* QAM State Machine (FSM) Thresholds */ - status = write16(state, SCU_RAM_QAM_FSM_RTH__A, 90); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_FSM_FTH__A, 50); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_FSM_CTH__A, 80); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_FSM_PTH__A, 100); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_FSM_QTH__A, 170); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_FSM_MTH__A, 100); - if (status < 0) - break; + /* QAM State Machine (FSM) Thresholds */ - status = write16(state, SCU_RAM_QAM_FSM_RATE_LIM__A, 40); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_FSM_COUNT_LIM__A, 4); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_FSM_FREQ_LIM__A, 10); - if (status < 0) - break; + status = write16(state, SCU_RAM_QAM_FSM_RTH__A, 90); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_FSM_FTH__A, 50); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_FSM_CTH__A, 80); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_FSM_PTH__A, 100); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_FSM_QTH__A, 170); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_FSM_MTH__A, 100); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_FSM_RATE_LIM__A, 40); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_FSM_COUNT_LIM__A, 4); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_FSM_FREQ_LIM__A, 10); + if (status < 0) + goto error; - /* QAM FSM Tracking Parameters */ - status = write16(state, SCU_RAM_QAM_FSM_MEDIAN_AV_MULT__A, (u16) 12); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_FSM_RADIUS_AV_LIMIT__A, (u16) 140); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_FSM_LCAVG_OFFSET1__A, (u16) -8); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_FSM_LCAVG_OFFSET2__A, (u16) -16); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_FSM_LCAVG_OFFSET3__A, (u16) -26); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_FSM_LCAVG_OFFSET4__A, (u16) -56); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_FSM_LCAVG_OFFSET5__A, (u16) -86); - if (status < 0) - break; - } while (0); + /* QAM FSM Tracking Parameters */ + status = write16(state, SCU_RAM_QAM_FSM_MEDIAN_AV_MULT__A, (u16) 12); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_FSM_RADIUS_AV_LIMIT__A, (u16) 140); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_FSM_LCAVG_OFFSET1__A, (u16) -8); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_FSM_LCAVG_OFFSET2__A, (u16) -16); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_FSM_LCAVG_OFFSET3__A, (u16) -26); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_FSM_LCAVG_OFFSET4__A, (u16) -56); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_FSM_LCAVG_OFFSET5__A, (u16) -86); +error: + if (status < 0) + printk(KERN_ERR "drxk: Error %d on %s\n", status, __func__); return status; } @@ -4653,185 +4662,184 @@ static int SetQAM64(struct drxk_state *state) int status = 0; dprintk(1, "\n"); - do { - /* QAM Equalizer Setup */ - /* Equalizer */ - status = write16(state, SCU_RAM_QAM_EQ_CMA_RAD0__A, 13336); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_EQ_CMA_RAD1__A, 12618); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_EQ_CMA_RAD2__A, 11988); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_EQ_CMA_RAD3__A, 13809); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_EQ_CMA_RAD4__A, 13809); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_EQ_CMA_RAD5__A, 15609); - if (status < 0) - break; + /* QAM Equalizer Setup */ + /* Equalizer */ + status = write16(state, SCU_RAM_QAM_EQ_CMA_RAD0__A, 13336); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_EQ_CMA_RAD1__A, 12618); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_EQ_CMA_RAD2__A, 11988); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_EQ_CMA_RAD3__A, 13809); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_EQ_CMA_RAD4__A, 13809); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_EQ_CMA_RAD5__A, 15609); + if (status < 0) + goto error; - /* Decision Feedback Equalizer */ - status = write16(state, QAM_DQ_QUAL_FUN0__A, 4); - if (status < 0) - break; - status = write16(state, QAM_DQ_QUAL_FUN1__A, 4); - if (status < 0) - break; - status = write16(state, QAM_DQ_QUAL_FUN2__A, 4); - if (status < 0) - break; - status = write16(state, QAM_DQ_QUAL_FUN3__A, 4); - if (status < 0) - break; - status = write16(state, QAM_DQ_QUAL_FUN4__A, 3); - if (status < 0) - break; - status = write16(state, QAM_DQ_QUAL_FUN5__A, 0); - if (status < 0) - break; + /* Decision Feedback Equalizer */ + status = write16(state, QAM_DQ_QUAL_FUN0__A, 4); + if (status < 0) + goto error; + status = write16(state, QAM_DQ_QUAL_FUN1__A, 4); + if (status < 0) + goto error; + status = write16(state, QAM_DQ_QUAL_FUN2__A, 4); + if (status < 0) + goto error; + status = write16(state, QAM_DQ_QUAL_FUN3__A, 4); + if (status < 0) + goto error; + status = write16(state, QAM_DQ_QUAL_FUN4__A, 3); + if (status < 0) + goto error; + status = write16(state, QAM_DQ_QUAL_FUN5__A, 0); + if (status < 0) + goto error; - status = write16(state, QAM_SY_SYNC_HWM__A, 5); - if (status < 0) - break; - status = write16(state, QAM_SY_SYNC_AWM__A, 4); - if (status < 0) - break; - status = write16(state, QAM_SY_SYNC_LWM__A, 3); - if (status < 0) - break; + status = write16(state, QAM_SY_SYNC_HWM__A, 5); + if (status < 0) + goto error; + status = write16(state, QAM_SY_SYNC_AWM__A, 4); + if (status < 0) + goto error; + status = write16(state, QAM_SY_SYNC_LWM__A, 3); + if (status < 0) + goto error; - /* QAM Slicer Settings */ - status = write16(state, SCU_RAM_QAM_SL_SIG_POWER__A, DRXK_QAM_SL_SIG_POWER_QAM64); - if (status < 0) - break; + /* QAM Slicer Settings */ + status = write16(state, SCU_RAM_QAM_SL_SIG_POWER__A, DRXK_QAM_SL_SIG_POWER_QAM64); + if (status < 0) + goto error; - /* QAM Loop Controller Coeficients */ + /* QAM Loop Controller Coeficients */ - status = write16(state, SCU_RAM_QAM_LC_CA_FINE__A, 15); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_LC_CA_COARSE__A, 40); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_LC_EP_FINE__A, 12); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_LC_EP_MEDIUM__A, 24); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_LC_EP_COARSE__A, 24); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_LC_EI_FINE__A, 12); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_LC_EI_MEDIUM__A, 16); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_LC_EI_COARSE__A, 16); - if (status < 0) - break; + status = write16(state, SCU_RAM_QAM_LC_CA_FINE__A, 15); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_LC_CA_COARSE__A, 40); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_LC_EP_FINE__A, 12); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_LC_EP_MEDIUM__A, 24); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_LC_EP_COARSE__A, 24); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_LC_EI_FINE__A, 12); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_LC_EI_MEDIUM__A, 16); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_LC_EI_COARSE__A, 16); + if (status < 0) + goto error; - status = write16(state, SCU_RAM_QAM_LC_CP_FINE__A, 5); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_LC_CP_MEDIUM__A, 30); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_LC_CP_COARSE__A, 100); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_LC_CI_FINE__A, 5); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_LC_CI_MEDIUM__A, 30); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_LC_CI_COARSE__A, 50); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_LC_CF_FINE__A, 16); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_LC_CF_MEDIUM__A, 25); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_LC_CF_COARSE__A, 48); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_LC_CF1_FINE__A, 5); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_LC_CF1_MEDIUM__A, 10); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_LC_CF1_COARSE__A, 10); - if (status < 0) - break; + status = write16(state, SCU_RAM_QAM_LC_CP_FINE__A, 5); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_LC_CP_MEDIUM__A, 30); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_LC_CP_COARSE__A, 100); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_LC_CI_FINE__A, 5); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_LC_CI_MEDIUM__A, 30); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_LC_CI_COARSE__A, 50); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_LC_CF_FINE__A, 16); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_LC_CF_MEDIUM__A, 25); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_LC_CF_COARSE__A, 48); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_LC_CF1_FINE__A, 5); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_LC_CF1_MEDIUM__A, 10); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_LC_CF1_COARSE__A, 10); + if (status < 0) + goto error; - /* QAM State Machine (FSM) Thresholds */ + /* QAM State Machine (FSM) Thresholds */ - status = write16(state, SCU_RAM_QAM_FSM_RTH__A, 100); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_FSM_FTH__A, 60); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_FSM_CTH__A, 80); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_FSM_PTH__A, 110); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_FSM_QTH__A, 200); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_FSM_MTH__A, 95); - if (status < 0) - break; + status = write16(state, SCU_RAM_QAM_FSM_RTH__A, 100); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_FSM_FTH__A, 60); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_FSM_CTH__A, 80); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_FSM_PTH__A, 110); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_FSM_QTH__A, 200); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_FSM_MTH__A, 95); + if (status < 0) + goto error; - status = write16(state, SCU_RAM_QAM_FSM_RATE_LIM__A, 40); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_FSM_COUNT_LIM__A, 4); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_FSM_FREQ_LIM__A, 15); - if (status < 0) - break; + status = write16(state, SCU_RAM_QAM_FSM_RATE_LIM__A, 40); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_FSM_COUNT_LIM__A, 4); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_FSM_FREQ_LIM__A, 15); + if (status < 0) + goto error; - /* QAM FSM Tracking Parameters */ + /* QAM FSM Tracking Parameters */ - status = write16(state, SCU_RAM_QAM_FSM_MEDIAN_AV_MULT__A, (u16) 12); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_FSM_RADIUS_AV_LIMIT__A, (u16) 141); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_FSM_LCAVG_OFFSET1__A, (u16) 7); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_FSM_LCAVG_OFFSET2__A, (u16) 0); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_FSM_LCAVG_OFFSET3__A, (u16) -15); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_FSM_LCAVG_OFFSET4__A, (u16) -45); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_FSM_LCAVG_OFFSET5__A, (u16) -80); - if (status < 0) - break; - } while (0); + status = write16(state, SCU_RAM_QAM_FSM_MEDIAN_AV_MULT__A, (u16) 12); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_FSM_RADIUS_AV_LIMIT__A, (u16) 141); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_FSM_LCAVG_OFFSET1__A, (u16) 7); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_FSM_LCAVG_OFFSET2__A, (u16) 0); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_FSM_LCAVG_OFFSET3__A, (u16) -15); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_FSM_LCAVG_OFFSET4__A, (u16) -45); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_FSM_LCAVG_OFFSET5__A, (u16) -80); +error: + if (status < 0) + printk(KERN_ERR "drxk: Error %d on %s\n", status, __func__); return status; } @@ -4848,187 +4856,186 @@ static int SetQAM128(struct drxk_state *state) int status = 0; dprintk(1, "\n"); - do { - /* QAM Equalizer Setup */ - /* Equalizer */ - status = write16(state, SCU_RAM_QAM_EQ_CMA_RAD0__A, 6564); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_EQ_CMA_RAD1__A, 6598); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_EQ_CMA_RAD2__A, 6394); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_EQ_CMA_RAD3__A, 6409); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_EQ_CMA_RAD4__A, 6656); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_EQ_CMA_RAD5__A, 7238); - if (status < 0) - break; + /* QAM Equalizer Setup */ + /* Equalizer */ + status = write16(state, SCU_RAM_QAM_EQ_CMA_RAD0__A, 6564); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_EQ_CMA_RAD1__A, 6598); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_EQ_CMA_RAD2__A, 6394); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_EQ_CMA_RAD3__A, 6409); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_EQ_CMA_RAD4__A, 6656); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_EQ_CMA_RAD5__A, 7238); + if (status < 0) + goto error; - /* Decision Feedback Equalizer */ - status = write16(state, QAM_DQ_QUAL_FUN0__A, 6); - if (status < 0) - break; - status = write16(state, QAM_DQ_QUAL_FUN1__A, 6); - if (status < 0) - break; - status = write16(state, QAM_DQ_QUAL_FUN2__A, 6); - if (status < 0) - break; - status = write16(state, QAM_DQ_QUAL_FUN3__A, 6); - if (status < 0) - break; - status = write16(state, QAM_DQ_QUAL_FUN4__A, 5); - if (status < 0) - break; - status = write16(state, QAM_DQ_QUAL_FUN5__A, 0); - if (status < 0) - break; + /* Decision Feedback Equalizer */ + status = write16(state, QAM_DQ_QUAL_FUN0__A, 6); + if (status < 0) + goto error; + status = write16(state, QAM_DQ_QUAL_FUN1__A, 6); + if (status < 0) + goto error; + status = write16(state, QAM_DQ_QUAL_FUN2__A, 6); + if (status < 0) + goto error; + status = write16(state, QAM_DQ_QUAL_FUN3__A, 6); + if (status < 0) + goto error; + status = write16(state, QAM_DQ_QUAL_FUN4__A, 5); + if (status < 0) + goto error; + status = write16(state, QAM_DQ_QUAL_FUN5__A, 0); + if (status < 0) + goto error; - status = write16(state, QAM_SY_SYNC_HWM__A, 6); - if (status < 0) - break; - status = write16(state, QAM_SY_SYNC_AWM__A, 5); - if (status < 0) - break; - status = write16(state, QAM_SY_SYNC_LWM__A, 3); - if (status < 0) - break; + status = write16(state, QAM_SY_SYNC_HWM__A, 6); + if (status < 0) + goto error; + status = write16(state, QAM_SY_SYNC_AWM__A, 5); + if (status < 0) + goto error; + status = write16(state, QAM_SY_SYNC_LWM__A, 3); + if (status < 0) + goto error; - /* QAM Slicer Settings */ + /* QAM Slicer Settings */ - status = write16(state, SCU_RAM_QAM_SL_SIG_POWER__A, DRXK_QAM_SL_SIG_POWER_QAM128); - if (status < 0) - break; + status = write16(state, SCU_RAM_QAM_SL_SIG_POWER__A, DRXK_QAM_SL_SIG_POWER_QAM128); + if (status < 0) + goto error; - /* QAM Loop Controller Coeficients */ + /* QAM Loop Controller Coeficients */ - status = write16(state, SCU_RAM_QAM_LC_CA_FINE__A, 15); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_LC_CA_COARSE__A, 40); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_LC_EP_FINE__A, 12); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_LC_EP_MEDIUM__A, 24); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_LC_EP_COARSE__A, 24); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_LC_EI_FINE__A, 12); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_LC_EI_MEDIUM__A, 16); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_LC_EI_COARSE__A, 16); - if (status < 0) - break; + status = write16(state, SCU_RAM_QAM_LC_CA_FINE__A, 15); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_LC_CA_COARSE__A, 40); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_LC_EP_FINE__A, 12); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_LC_EP_MEDIUM__A, 24); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_LC_EP_COARSE__A, 24); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_LC_EI_FINE__A, 12); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_LC_EI_MEDIUM__A, 16); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_LC_EI_COARSE__A, 16); + if (status < 0) + goto error; - status = write16(state, SCU_RAM_QAM_LC_CP_FINE__A, 5); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_LC_CP_MEDIUM__A, 40); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_LC_CP_COARSE__A, 120); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_LC_CI_FINE__A, 5); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_LC_CI_MEDIUM__A, 40); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_LC_CI_COARSE__A, 60); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_LC_CF_FINE__A, 16); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_LC_CF_MEDIUM__A, 25); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_LC_CF_COARSE__A, 64); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_LC_CF1_FINE__A, 5); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_LC_CF1_MEDIUM__A, 10); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_LC_CF1_COARSE__A, 0); - if (status < 0) - break; + status = write16(state, SCU_RAM_QAM_LC_CP_FINE__A, 5); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_LC_CP_MEDIUM__A, 40); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_LC_CP_COARSE__A, 120); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_LC_CI_FINE__A, 5); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_LC_CI_MEDIUM__A, 40); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_LC_CI_COARSE__A, 60); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_LC_CF_FINE__A, 16); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_LC_CF_MEDIUM__A, 25); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_LC_CF_COARSE__A, 64); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_LC_CF1_FINE__A, 5); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_LC_CF1_MEDIUM__A, 10); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_LC_CF1_COARSE__A, 0); + if (status < 0) + goto error; - /* QAM State Machine (FSM) Thresholds */ + /* QAM State Machine (FSM) Thresholds */ - status = write16(state, SCU_RAM_QAM_FSM_RTH__A, 50); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_FSM_FTH__A, 60); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_FSM_CTH__A, 80); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_FSM_PTH__A, 100); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_FSM_QTH__A, 140); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_FSM_MTH__A, 100); - if (status < 0) - break; + status = write16(state, SCU_RAM_QAM_FSM_RTH__A, 50); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_FSM_FTH__A, 60); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_FSM_CTH__A, 80); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_FSM_PTH__A, 100); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_FSM_QTH__A, 140); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_FSM_MTH__A, 100); + if (status < 0) + goto error; - status = write16(state, SCU_RAM_QAM_FSM_RATE_LIM__A, 40); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_FSM_COUNT_LIM__A, 5); - if (status < 0) - break; + status = write16(state, SCU_RAM_QAM_FSM_RATE_LIM__A, 40); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_FSM_COUNT_LIM__A, 5); + if (status < 0) + goto error; - status = write16(state, SCU_RAM_QAM_FSM_FREQ_LIM__A, 12); - if (status < 0) - break; + status = write16(state, SCU_RAM_QAM_FSM_FREQ_LIM__A, 12); + if (status < 0) + goto error; - /* QAM FSM Tracking Parameters */ + /* QAM FSM Tracking Parameters */ - status = write16(state, SCU_RAM_QAM_FSM_MEDIAN_AV_MULT__A, (u16) 8); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_FSM_RADIUS_AV_LIMIT__A, (u16) 65); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_FSM_LCAVG_OFFSET1__A, (u16) 5); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_FSM_LCAVG_OFFSET2__A, (u16) 3); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_FSM_LCAVG_OFFSET3__A, (u16) -1); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_FSM_LCAVG_OFFSET4__A, (u16) -12); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_FSM_LCAVG_OFFSET5__A, (u16) -23); - if (status < 0) - break; - } while (0); + status = write16(state, SCU_RAM_QAM_FSM_MEDIAN_AV_MULT__A, (u16) 8); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_FSM_RADIUS_AV_LIMIT__A, (u16) 65); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_FSM_LCAVG_OFFSET1__A, (u16) 5); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_FSM_LCAVG_OFFSET2__A, (u16) 3); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_FSM_LCAVG_OFFSET3__A, (u16) -1); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_FSM_LCAVG_OFFSET4__A, (u16) -12); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_FSM_LCAVG_OFFSET5__A, (u16) -23); +error: + if (status < 0) + printk(KERN_ERR "drxk: Error %d on %s\n", status, __func__); return status; } @@ -5045,187 +5052,185 @@ static int SetQAM256(struct drxk_state *state) int status = 0; dprintk(1, "\n"); - do { - /* QAM Equalizer Setup */ - /* Equalizer */ - status = write16(state, SCU_RAM_QAM_EQ_CMA_RAD0__A, 11502); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_EQ_CMA_RAD1__A, 12084); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_EQ_CMA_RAD2__A, 12543); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_EQ_CMA_RAD3__A, 12931); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_EQ_CMA_RAD4__A, 13629); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_EQ_CMA_RAD5__A, 15385); - if (status < 0) - break; - - /* Decision Feedback Equalizer */ - status = write16(state, QAM_DQ_QUAL_FUN0__A, 8); - if (status < 0) - break; - status = write16(state, QAM_DQ_QUAL_FUN1__A, 8); - if (status < 0) - break; - status = write16(state, QAM_DQ_QUAL_FUN2__A, 8); - if (status < 0) - break; - status = write16(state, QAM_DQ_QUAL_FUN3__A, 8); - if (status < 0) - break; - status = write16(state, QAM_DQ_QUAL_FUN4__A, 6); - if (status < 0) - break; - status = write16(state, QAM_DQ_QUAL_FUN5__A, 0); - if (status < 0) - break; + /* QAM Equalizer Setup */ + /* Equalizer */ + status = write16(state, SCU_RAM_QAM_EQ_CMA_RAD0__A, 11502); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_EQ_CMA_RAD1__A, 12084); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_EQ_CMA_RAD2__A, 12543); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_EQ_CMA_RAD3__A, 12931); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_EQ_CMA_RAD4__A, 13629); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_EQ_CMA_RAD5__A, 15385); + if (status < 0) + goto error; - status = write16(state, QAM_SY_SYNC_HWM__A, 5); - if (status < 0) - break; - status = write16(state, QAM_SY_SYNC_AWM__A, 4); - if (status < 0) - break; - status = write16(state, QAM_SY_SYNC_LWM__A, 3); - if (status < 0) - break; + /* Decision Feedback Equalizer */ + status = write16(state, QAM_DQ_QUAL_FUN0__A, 8); + if (status < 0) + goto error; + status = write16(state, QAM_DQ_QUAL_FUN1__A, 8); + if (status < 0) + goto error; + status = write16(state, QAM_DQ_QUAL_FUN2__A, 8); + if (status < 0) + goto error; + status = write16(state, QAM_DQ_QUAL_FUN3__A, 8); + if (status < 0) + goto error; + status = write16(state, QAM_DQ_QUAL_FUN4__A, 6); + if (status < 0) + goto error; + status = write16(state, QAM_DQ_QUAL_FUN5__A, 0); + if (status < 0) + goto error; - /* QAM Slicer Settings */ + status = write16(state, QAM_SY_SYNC_HWM__A, 5); + if (status < 0) + goto error; + status = write16(state, QAM_SY_SYNC_AWM__A, 4); + if (status < 0) + goto error; + status = write16(state, QAM_SY_SYNC_LWM__A, 3); + if (status < 0) + goto error; - status = write16(state, SCU_RAM_QAM_SL_SIG_POWER__A, DRXK_QAM_SL_SIG_POWER_QAM256); - if (status < 0) - break; + /* QAM Slicer Settings */ + status = write16(state, SCU_RAM_QAM_SL_SIG_POWER__A, DRXK_QAM_SL_SIG_POWER_QAM256); + if (status < 0) + goto error; - /* QAM Loop Controller Coeficients */ - status = write16(state, SCU_RAM_QAM_LC_CA_FINE__A, 15); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_LC_CA_COARSE__A, 40); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_LC_EP_FINE__A, 12); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_LC_EP_MEDIUM__A, 24); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_LC_EP_COARSE__A, 24); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_LC_EI_FINE__A, 12); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_LC_EI_MEDIUM__A, 16); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_LC_EI_COARSE__A, 16); - if (status < 0) - break; + /* QAM Loop Controller Coeficients */ - status = write16(state, SCU_RAM_QAM_LC_CP_FINE__A, 5); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_LC_CP_MEDIUM__A, 50); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_LC_CP_COARSE__A, 250); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_LC_CI_FINE__A, 5); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_LC_CI_MEDIUM__A, 50); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_LC_CI_COARSE__A, 125); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_LC_CF_FINE__A, 16); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_LC_CF_MEDIUM__A, 25); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_LC_CF_COARSE__A, 48); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_LC_CF1_FINE__A, 5); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_LC_CF1_MEDIUM__A, 10); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_LC_CF1_COARSE__A, 10); - if (status < 0) - break; + status = write16(state, SCU_RAM_QAM_LC_CA_FINE__A, 15); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_LC_CA_COARSE__A, 40); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_LC_EP_FINE__A, 12); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_LC_EP_MEDIUM__A, 24); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_LC_EP_COARSE__A, 24); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_LC_EI_FINE__A, 12); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_LC_EI_MEDIUM__A, 16); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_LC_EI_COARSE__A, 16); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_LC_CP_FINE__A, 5); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_LC_CP_MEDIUM__A, 50); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_LC_CP_COARSE__A, 250); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_LC_CI_FINE__A, 5); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_LC_CI_MEDIUM__A, 50); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_LC_CI_COARSE__A, 125); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_LC_CF_FINE__A, 16); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_LC_CF_MEDIUM__A, 25); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_LC_CF_COARSE__A, 48); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_LC_CF1_FINE__A, 5); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_LC_CF1_MEDIUM__A, 10); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_LC_CF1_COARSE__A, 10); + if (status < 0) + goto error; - /* QAM State Machine (FSM) Thresholds */ - status = write16(state, SCU_RAM_QAM_FSM_RTH__A, 50); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_FSM_FTH__A, 60); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_FSM_CTH__A, 80); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_FSM_PTH__A, 100); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_FSM_QTH__A, 150); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_FSM_MTH__A, 110); - if (status < 0) - break; + /* QAM State Machine (FSM) Thresholds */ - status = write16(state, SCU_RAM_QAM_FSM_RATE_LIM__A, 40); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_FSM_COUNT_LIM__A, 4); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_FSM_FREQ_LIM__A, 12); - if (status < 0) - break; + status = write16(state, SCU_RAM_QAM_FSM_RTH__A, 50); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_FSM_FTH__A, 60); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_FSM_CTH__A, 80); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_FSM_PTH__A, 100); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_FSM_QTH__A, 150); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_FSM_MTH__A, 110); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_FSM_RATE_LIM__A, 40); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_FSM_COUNT_LIM__A, 4); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_FSM_FREQ_LIM__A, 12); + if (status < 0) + goto error; - /* QAM FSM Tracking Parameters */ - status = write16(state, SCU_RAM_QAM_FSM_MEDIAN_AV_MULT__A, (u16) 8); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_FSM_RADIUS_AV_LIMIT__A, (u16) 74); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_FSM_LCAVG_OFFSET1__A, (u16) 18); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_FSM_LCAVG_OFFSET2__A, (u16) 13); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_FSM_LCAVG_OFFSET3__A, (u16) 7); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_FSM_LCAVG_OFFSET4__A, (u16) 0); - if (status < 0) - break; - status = write16(state, SCU_RAM_QAM_FSM_LCAVG_OFFSET5__A, (u16) -8); - if (status < 0) - break; - } while (0); + /* QAM FSM Tracking Parameters */ + status = write16(state, SCU_RAM_QAM_FSM_MEDIAN_AV_MULT__A, (u16) 8); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_FSM_RADIUS_AV_LIMIT__A, (u16) 74); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_FSM_LCAVG_OFFSET1__A, (u16) 18); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_FSM_LCAVG_OFFSET2__A, (u16) 13); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_FSM_LCAVG_OFFSET3__A, (u16) 7); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_FSM_LCAVG_OFFSET4__A, (u16) 0); + if (status < 0) + goto error; + status = write16(state, SCU_RAM_QAM_FSM_LCAVG_OFFSET5__A, (u16) -8); +error: + if (status < 0) + printk(KERN_ERR "drxk: Error %d on %s\n", status, __func__); return status; } @@ -5243,18 +5248,15 @@ static int QAMResetQAM(struct drxk_state *state) u16 cmdResult; dprintk(1, "\n"); - do { - /* Stop QAM comstate->m_exec */ - status = write16(state, QAM_COMM_EXEC__A, QAM_COMM_EXEC_STOP); - if (status < 0) - break; - - status = scu_command(state, SCU_RAM_COMMAND_STANDARD_QAM | SCU_RAM_COMMAND_CMD_DEMOD_RESET, 0, NULL, 1, &cmdResult); - if (status < 0) - break; - } while (0); + /* Stop QAM comstate->m_exec */ + status = write16(state, QAM_COMM_EXEC__A, QAM_COMM_EXEC_STOP); + if (status < 0) + goto error; - /* All done, all OK */ + status = scu_command(state, SCU_RAM_COMMAND_STANDARD_QAM | SCU_RAM_COMMAND_CMD_DEMOD_RESET, 0, NULL, 1, &cmdResult); +error: + if (status < 0) + printk(KERN_ERR "drxk: Error %d on %s\n", status, __func__); return status; } @@ -5276,54 +5278,55 @@ static int QAMSetSymbolrate(struct drxk_state *state) int status; dprintk(1, "\n"); - do { - /* Select & calculate correct IQM rate */ - adcFrequency = (state->m_sysClockFreq * 1000) / 3; - ratesel = 0; - /* printk(KERN_DEBUG "drxk: SR %d\n", state->param.u.qam.symbol_rate); */ - if (state->param.u.qam.symbol_rate <= 1188750) - ratesel = 3; - else if (state->param.u.qam.symbol_rate <= 2377500) - ratesel = 2; - else if (state->param.u.qam.symbol_rate <= 4755000) - ratesel = 1; - status = write16(state, IQM_FD_RATESEL__A, ratesel); - if (status < 0) - break; + /* Select & calculate correct IQM rate */ + adcFrequency = (state->m_sysClockFreq * 1000) / 3; + ratesel = 0; + /* printk(KERN_DEBUG "drxk: SR %d\n", state->param.u.qam.symbol_rate); */ + if (state->param.u.qam.symbol_rate <= 1188750) + ratesel = 3; + else if (state->param.u.qam.symbol_rate <= 2377500) + ratesel = 2; + else if (state->param.u.qam.symbol_rate <= 4755000) + ratesel = 1; + status = write16(state, IQM_FD_RATESEL__A, ratesel); + if (status < 0) + goto error; - /* - IqmRcRate = ((Fadc / (symbolrate * (4<<ratesel))) - 1) * (1<<23) - */ - symbFreq = state->param.u.qam.symbol_rate * (1 << ratesel); - if (symbFreq == 0) { - /* Divide by zero */ - return -1; - } - iqmRcRate = (adcFrequency / symbFreq) * (1 << 21) + - (Frac28a((adcFrequency % symbFreq), symbFreq) >> 7) - - (1 << 23); - status = write32(state, IQM_RC_RATE_OFS_LO__A, iqmRcRate); - if (status < 0) - break; - state->m_iqmRcRate = iqmRcRate; - /* - LcSymbFreq = round (.125 * symbolrate / adcFreq * (1<<15)) - */ - symbFreq = state->param.u.qam.symbol_rate; - if (adcFrequency == 0) { - /* Divide by zero */ - return -1; - } - lcSymbRate = (symbFreq / adcFrequency) * (1 << 12) + - (Frac28a((symbFreq % adcFrequency), adcFrequency) >> - 16); - if (lcSymbRate > 511) - lcSymbRate = 511; - status = write16(state, QAM_LC_SYMBOL_FREQ__A, (u16) lcSymbRate); - if (status < 0) - break; - } while (0); + /* + IqmRcRate = ((Fadc / (symbolrate * (4<<ratesel))) - 1) * (1<<23) + */ + symbFreq = state->param.u.qam.symbol_rate * (1 << ratesel); + if (symbFreq == 0) { + /* Divide by zero */ + status = -EINVAL; + goto error; + } + iqmRcRate = (adcFrequency / symbFreq) * (1 << 21) + + (Frac28a((adcFrequency % symbFreq), symbFreq) >> 7) - + (1 << 23); + status = write32(state, IQM_RC_RATE_OFS_LO__A, iqmRcRate); + if (status < 0) + goto error; + state->m_iqmRcRate = iqmRcRate; + /* + LcSymbFreq = round (.125 * symbolrate / adcFreq * (1<<15)) + */ + symbFreq = state->param.u.qam.symbol_rate; + if (adcFrequency == 0) { + /* Divide by zero */ + status = -EINVAL; + goto error; + } + lcSymbRate = (symbFreq / adcFrequency) * (1 << 12) + + (Frac28a((symbFreq % adcFrequency), adcFrequency) >> + 16); + if (lcSymbRate > 511) + lcSymbRate = 511; + status = write16(state, QAM_LC_SYMBOL_FREQ__A, (u16) lcSymbRate); +error: + if (status < 0) + printk(KERN_ERR "drxk: Error %d on %s\n", status, __func__); return status; } @@ -5342,8 +5345,8 @@ static int GetQAMLockStatus(struct drxk_state *state, u32 *pLockStatus) u16 Result[2] = { 0, 0 }; dprintk(1, "\n"); - status = - scu_command(state, + *pLockStatus = NOT_LOCKED; + status = scu_command(state, SCU_RAM_COMMAND_STANDARD_QAM | SCU_RAM_COMMAND_CMD_DEMOD_GET_LOCK, 0, NULL, 2, Result); @@ -5352,7 +5355,6 @@ static int GetQAMLockStatus(struct drxk_state *state, u32 *pLockStatus) if (Result[1] < SCU_RAM_QAM_LOCKED_LOCKED_DEMOD_LOCKED) { /* 0x0000 NOT LOCKED */ - *pLockStatus = NOT_LOCKED; } else if (Result[1] < SCU_RAM_QAM_LOCKED_LOCKED_LOCKED) { /* 0x4000 DEMOD LOCKED */ *pLockStatus = DEMOD_LOCK; @@ -5379,416 +5381,395 @@ static int GetQAMLockStatus(struct drxk_state *state, u32 *pLockStatus) static int SetQAM(struct drxk_state *state, u16 IntermediateFreqkHz, s32 tunerFreqOffset) { - int status = 0; + int status; u8 parameterLen; u16 setEnvParameters[5]; u16 setParamParameters[4] = { 0, 0, 0, 0 }; u16 cmdResult; dprintk(1, "\n"); - do { - /* - STEP 1: reset demodulator - resets FEC DI and FEC RS - resets QAM block - resets SCU variables - */ - status = write16(state, FEC_DI_COMM_EXEC__A, FEC_DI_COMM_EXEC_STOP); - if (status < 0) - break; - status = write16(state, FEC_RS_COMM_EXEC__A, FEC_RS_COMM_EXEC_STOP); - if (status < 0) - break; - status = QAMResetQAM(state); - if (status < 0) - break; - - /* - STEP 2: configure demodulator - -set env - -set params; resets IQM,QAM,FEC HW; initializes some SCU variables - */ - status = QAMSetSymbolrate(state); - if (status < 0) - break; + /* + STEP 1: reset demodulator + resets FEC DI and FEC RS + resets QAM block + resets SCU variables + */ + status = write16(state, FEC_DI_COMM_EXEC__A, FEC_DI_COMM_EXEC_STOP); + if (status < 0) + goto error; + status = write16(state, FEC_RS_COMM_EXEC__A, FEC_RS_COMM_EXEC_STOP); + if (status < 0) + goto error; + status = QAMResetQAM(state); + if (status < 0) + goto error; - /* Env parameters */ - setEnvParameters[2] = QAM_TOP_ANNEX_A; /* Annex */ - if (state->m_OperationMode == OM_QAM_ITU_C) - setEnvParameters[2] = QAM_TOP_ANNEX_C; /* Annex */ - setParamParameters[3] |= (QAM_MIRROR_AUTO_ON); - /* check for LOCKRANGE Extented */ - /* setParamParameters[3] |= QAM_LOCKRANGE_NORMAL; */ - parameterLen = 4; + /* + STEP 2: configure demodulator + -set env + -set params; resets IQM,QAM,FEC HW; initializes some SCU variables + */ + status = QAMSetSymbolrate(state); + if (status < 0) + goto error; - /* Set params */ - switch (state->param.u.qam.modulation) { - case QAM_256: - state->m_Constellation = DRX_CONSTELLATION_QAM256; - break; - case QAM_AUTO: - case QAM_64: - state->m_Constellation = DRX_CONSTELLATION_QAM64; - break; - case QAM_16: - state->m_Constellation = DRX_CONSTELLATION_QAM16; - break; - case QAM_32: - state->m_Constellation = DRX_CONSTELLATION_QAM32; - break; - case QAM_128: - state->m_Constellation = DRX_CONSTELLATION_QAM128; - break; - default: - status = -EINVAL; - break; - } - status = status; - if (status < 0) - break; - setParamParameters[0] = state->m_Constellation; /* constellation */ - setParamParameters[1] = DRXK_QAM_I12_J17; /* interleave mode */ + /* Env parameters */ + setEnvParameters[2] = QAM_TOP_ANNEX_A; /* Annex */ + if (state->m_OperationMode == OM_QAM_ITU_C) + setEnvParameters[2] = QAM_TOP_ANNEX_C; /* Annex */ + setParamParameters[3] |= (QAM_MIRROR_AUTO_ON); + /* check for LOCKRANGE Extented */ + /* setParamParameters[3] |= QAM_LOCKRANGE_NORMAL; */ + parameterLen = 4; + + /* Set params */ + switch (state->param.u.qam.modulation) { + case QAM_256: + state->m_Constellation = DRX_CONSTELLATION_QAM256; + break; + case QAM_AUTO: + case QAM_64: + state->m_Constellation = DRX_CONSTELLATION_QAM64; + break; + case QAM_16: + state->m_Constellation = DRX_CONSTELLATION_QAM16; + break; + case QAM_32: + state->m_Constellation = DRX_CONSTELLATION_QAM32; + break; + case QAM_128: + state->m_Constellation = DRX_CONSTELLATION_QAM128; + break; + default: + status = -EINVAL; + break; + } + if (status < 0) + goto error; + setParamParameters[0] = state->m_Constellation; /* constellation */ + setParamParameters[1] = DRXK_QAM_I12_J17; /* interleave mode */ - status = scu_command(state, SCU_RAM_COMMAND_STANDARD_QAM | SCU_RAM_COMMAND_CMD_DEMOD_SET_PARAM, 4, setParamParameters, 1, &cmdResult); - if (status < 0) - break; + status = scu_command(state, SCU_RAM_COMMAND_STANDARD_QAM | SCU_RAM_COMMAND_CMD_DEMOD_SET_PARAM, 4, setParamParameters, 1, &cmdResult); + if (status < 0) + goto error; - /* STEP 3: enable the system in a mode where the ADC provides valid signal - setup constellation independent registers */ + /* STEP 3: enable the system in a mode where the ADC provides valid signal + setup constellation independent registers */ #if 0 - status = SetFrequency (channel, tunerFreqOffset)); - if (status < 0) - break; + status = SetFrequency(channel, tunerFreqOffset)); + if (status < 0) + goto error; #endif - status = SetFrequencyShifter(state, IntermediateFreqkHz, tunerFreqOffset, true); - if (status < 0) - break; - - /* Setup BER measurement */ - status = SetQAMMeasurement(state, state->m_Constellation, state->param.u. qam.symbol_rate); - if (status < 0) - break; + status = SetFrequencyShifter(state, IntermediateFreqkHz, tunerFreqOffset, true); + if (status < 0) + goto error; - /* Reset default values */ - status = write16(state, IQM_CF_SCALE_SH__A, IQM_CF_SCALE_SH__PRE); - if (status < 0) - break; - status = write16(state, QAM_SY_TIMEOUT__A, QAM_SY_TIMEOUT__PRE); - if (status < 0) - break; + /* Setup BER measurement */ + status = SetQAMMeasurement(state, state->m_Constellation, state->param.u. qam.symbol_rate); + if (status < 0) + goto error; - /* Reset default LC values */ - status = write16(state, QAM_LC_RATE_LIMIT__A, 3); - if (status < 0) - break; - status = write16(state, QAM_LC_LPF_FACTORP__A, 4); - if (status < 0) - break; - status = write16(state, QAM_LC_LPF_FACTORI__A, 4); - if (status < 0) - break; - status = write16(state, QAM_LC_MODE__A, 7); - if (status < 0) - break; + /* Reset default values */ + status = write16(state, IQM_CF_SCALE_SH__A, IQM_CF_SCALE_SH__PRE); + if (status < 0) + goto error; + status = write16(state, QAM_SY_TIMEOUT__A, QAM_SY_TIMEOUT__PRE); + if (status < 0) + goto error; - status = write16(state, QAM_LC_QUAL_TAB0__A, 1); - if (status < 0) - break; - status = write16(state, QAM_LC_QUAL_TAB1__A, 1); - if (status < 0) - break; - status = write16(state, QAM_LC_QUAL_TAB2__A, 1); - if (status < 0) - break; - status = write16(state, QAM_LC_QUAL_TAB3__A, 1); - if (status < 0) - break; - status = write16(state, QAM_LC_QUAL_TAB4__A, 2); - if (status < 0) - break; - status = write16(state, QAM_LC_QUAL_TAB5__A, 2); - if (status < 0) - break; - status = write16(state, QAM_LC_QUAL_TAB6__A, 2); - if (status < 0) - break; - status = write16(state, QAM_LC_QUAL_TAB8__A, 2); - if (status < 0) - break; - status = write16(state, QAM_LC_QUAL_TAB9__A, 2); - if (status < 0) - break; - status = write16(state, QAM_LC_QUAL_TAB10__A, 2); - if (status < 0) - break; - status = write16(state, QAM_LC_QUAL_TAB12__A, 2); - if (status < 0) - break; - status = write16(state, QAM_LC_QUAL_TAB15__A, 3); - if (status < 0) - break; - status = write16(state, QAM_LC_QUAL_TAB16__A, 3); - if (status < 0) - break; - status = write16(state, QAM_LC_QUAL_TAB20__A, 4); - if (status < 0) - break; - status = write16(state, QAM_LC_QUAL_TAB25__A, 4); - if (status < 0) - break; + /* Reset default LC values */ + status = write16(state, QAM_LC_RATE_LIMIT__A, 3); + if (status < 0) + goto error; + status = write16(state, QAM_LC_LPF_FACTORP__A, 4); + if (status < 0) + goto error; + status = write16(state, QAM_LC_LPF_FACTORI__A, 4); + if (status < 0) + goto error; + status = write16(state, QAM_LC_MODE__A, 7); + if (status < 0) + goto error; - /* Mirroring, QAM-block starting point not inverted */ - status = write16(state, QAM_SY_SP_INV__A, QAM_SY_SP_INV_SPECTRUM_INV_DIS); - if (status < 0) - break; + status = write16(state, QAM_LC_QUAL_TAB0__A, 1); + if (status < 0) + goto error; + status = write16(state, QAM_LC_QUAL_TAB1__A, 1); + if (status < 0) + goto error; + status = write16(state, QAM_LC_QUAL_TAB2__A, 1); + if (status < 0) + goto error; + status = write16(state, QAM_LC_QUAL_TAB3__A, 1); + if (status < 0) + goto error; + status = write16(state, QAM_LC_QUAL_TAB4__A, 2); + if (status < 0) + goto error; + status = write16(state, QAM_LC_QUAL_TAB5__A, 2); + if (status < 0) + goto error; + status = write16(state, QAM_LC_QUAL_TAB6__A, 2); + if (status < 0) + goto error; + status = write16(state, QAM_LC_QUAL_TAB8__A, 2); + if (status < 0) + goto error; + status = write16(state, QAM_LC_QUAL_TAB9__A, 2); + if (status < 0) + goto error; + status = write16(state, QAM_LC_QUAL_TAB10__A, 2); + if (status < 0) + goto error; + status = write16(state, QAM_LC_QUAL_TAB12__A, 2); + if (status < 0) + goto error; + status = write16(state, QAM_LC_QUAL_TAB15__A, 3); + if (status < 0) + goto error; + status = write16(state, QAM_LC_QUAL_TAB16__A, 3); + if (status < 0) + goto error; + status = write16(state, QAM_LC_QUAL_TAB20__A, 4); + if (status < 0) + goto error; + status = write16(state, QAM_LC_QUAL_TAB25__A, 4); + if (status < 0) + goto error; - /* Halt SCU to enable safe non-atomic accesses */ - status = write16(state, SCU_COMM_EXEC__A, SCU_COMM_EXEC_HOLD); - if (status < 0) - break; + /* Mirroring, QAM-block starting point not inverted */ + status = write16(state, QAM_SY_SP_INV__A, QAM_SY_SP_INV_SPECTRUM_INV_DIS); + if (status < 0) + goto error; - /* STEP 4: constellation specific setup */ - switch (state->param.u.qam.modulation) { - case QAM_16: - status = SetQAM16(state); - if (status < 0) - break; - break; - case QAM_32: - status = SetQAM32(state); - if (status < 0) - break; - break; - case QAM_AUTO: - case QAM_64: - status = SetQAM64(state); - if (status < 0) - break; - break; - case QAM_128: - status = SetQAM128(state); - if (status < 0) - break; - break; - case QAM_256: - status = SetQAM256(state); - if (status < 0) - break; - break; - default: - return -1; - break; - } /* switch */ - /* Activate SCU to enable SCU commands */ - status = write16(state, SCU_COMM_EXEC__A, SCU_COMM_EXEC_ACTIVE); - if (status < 0) - break; + /* Halt SCU to enable safe non-atomic accesses */ + status = write16(state, SCU_COMM_EXEC__A, SCU_COMM_EXEC_HOLD); + if (status < 0) + goto error; + /* STEP 4: constellation specific setup */ + switch (state->param.u.qam.modulation) { + case QAM_16: + status = SetQAM16(state); + break; + case QAM_32: + status = SetQAM32(state); + break; + case QAM_AUTO: + case QAM_64: + status = SetQAM64(state); + break; + case QAM_128: + status = SetQAM128(state); + break; + case QAM_256: + status = SetQAM256(state); + break; + default: + status = -EINVAL; + break; + } + if (status < 0) + goto error; - /* Re-configure MPEG output, requires knowledge of channel bitrate */ - /* extAttr->currentChannel.constellation = channel->constellation; */ - /* extAttr->currentChannel.symbolrate = channel->symbolrate; */ - status = MPEGTSDtoSetup(state, state->m_OperationMode); - if (status < 0) - break; + /* Activate SCU to enable SCU commands */ + status = write16(state, SCU_COMM_EXEC__A, SCU_COMM_EXEC_ACTIVE); + if (status < 0) + goto error; - /* Start processes */ - status = MPEGTSStart(state); - if (status < 0) - break; - status = write16(state, FEC_COMM_EXEC__A, FEC_COMM_EXEC_ACTIVE); - if (status < 0) - break; - status = write16(state, QAM_COMM_EXEC__A, QAM_COMM_EXEC_ACTIVE); - if (status < 0) - break; - status = write16(state, IQM_COMM_EXEC__A, IQM_COMM_EXEC_B_ACTIVE); - if (status < 0) - break; + /* Re-configure MPEG output, requires knowledge of channel bitrate */ + /* extAttr->currentChannel.constellation = channel->constellation; */ + /* extAttr->currentChannel.symbolrate = channel->symbolrate; */ + status = MPEGTSDtoSetup(state, state->m_OperationMode); + if (status < 0) + goto error; - /* STEP 5: start QAM demodulator (starts FEC, QAM and IQM HW) */ - status = scu_command(state, SCU_RAM_COMMAND_STANDARD_QAM | SCU_RAM_COMMAND_CMD_DEMOD_START, 0, NULL, 1, &cmdResult); - if (status < 0) - break; + /* Start processes */ + status = MPEGTSStart(state); + if (status < 0) + goto error; + status = write16(state, FEC_COMM_EXEC__A, FEC_COMM_EXEC_ACTIVE); + if (status < 0) + goto error; + status = write16(state, QAM_COMM_EXEC__A, QAM_COMM_EXEC_ACTIVE); + if (status < 0) + goto error; + status = write16(state, IQM_COMM_EXEC__A, IQM_COMM_EXEC_B_ACTIVE); + if (status < 0) + goto error; - /* update global DRXK data container */ - /*? extAttr->qamInterleaveMode = DRXK_QAM_I12_J17; */ + /* STEP 5: start QAM demodulator (starts FEC, QAM and IQM HW) */ + status = scu_command(state, SCU_RAM_COMMAND_STANDARD_QAM | SCU_RAM_COMMAND_CMD_DEMOD_START, 0, NULL, 1, &cmdResult); + if (status < 0) + goto error; - /* All done, all OK */ - } while (0); + /* update global DRXK data container */ +/*? extAttr->qamInterleaveMode = DRXK_QAM_I12_J17; */ +error: if (status < 0) - printk(KERN_ERR "drxk: %s %d\n", __func__, status); - + printk(KERN_ERR "drxk: Error %d on %s\n", status, __func__); return status; } static int SetQAMStandard(struct drxk_state *state, enum OperationMode oMode) { + int status; #ifdef DRXK_QAM_TAPS #define DRXK_QAMA_TAPS_SELECT #include "drxk_filters.h" #undef DRXK_QAMA_TAPS_SELECT -#else - int status; #endif - dprintk(1, "\n"); - do { - /* added antenna switch */ - SwitchAntennaToQAM(state); + /* added antenna switch */ + SwitchAntennaToQAM(state); - /* Ensure correct power-up mode */ - status = PowerUpQAM(state); - if (status < 0) - break; - /* Reset QAM block */ - status = QAMResetQAM(state); - if (status < 0) - break; + /* Ensure correct power-up mode */ + status = PowerUpQAM(state); + if (status < 0) + goto error; + /* Reset QAM block */ + status = QAMResetQAM(state); + if (status < 0) + goto error; - /* Setup IQM */ + /* Setup IQM */ - status = write16(state, IQM_COMM_EXEC__A, IQM_COMM_EXEC_B_STOP); - if (status < 0) - break; - status = write16(state, IQM_AF_AMUX__A, IQM_AF_AMUX_SIGNAL2ADC); - if (status < 0) - break; + status = write16(state, IQM_COMM_EXEC__A, IQM_COMM_EXEC_B_STOP); + if (status < 0) + goto error; + status = write16(state, IQM_AF_AMUX__A, IQM_AF_AMUX_SIGNAL2ADC); + if (status < 0) + goto error; - /* Upload IQM Channel Filter settings by - boot loader from ROM table */ - switch (oMode) { - case OM_QAM_ITU_A: - status = BLChainCmd(state, DRXK_BL_ROM_OFFSET_TAPS_ITU_A, DRXK_BLCC_NR_ELEMENTS_TAPS, DRXK_BLC_TIMEOUT); - if (status < 0) - break; - break; - case OM_QAM_ITU_C: - status = BLDirectCmd(state, IQM_CF_TAP_RE0__A, DRXK_BL_ROM_OFFSET_TAPS_ITU_C, DRXK_BLDC_NR_ELEMENTS_TAPS, DRXK_BLC_TIMEOUT); - if (status < 0) - break; - status = BLDirectCmd(state, IQM_CF_TAP_IM0__A, DRXK_BL_ROM_OFFSET_TAPS_ITU_C, DRXK_BLDC_NR_ELEMENTS_TAPS, DRXK_BLC_TIMEOUT); - if (status < 0) - break; - break; - default: - status = -EINVAL; - } - status = status; + /* Upload IQM Channel Filter settings by + boot loader from ROM table */ + switch (oMode) { + case OM_QAM_ITU_A: + status = BLChainCmd(state, DRXK_BL_ROM_OFFSET_TAPS_ITU_A, DRXK_BLCC_NR_ELEMENTS_TAPS, DRXK_BLC_TIMEOUT); + break; + case OM_QAM_ITU_C: + status = BLDirectCmd(state, IQM_CF_TAP_RE0__A, DRXK_BL_ROM_OFFSET_TAPS_ITU_C, DRXK_BLDC_NR_ELEMENTS_TAPS, DRXK_BLC_TIMEOUT); if (status < 0) - break; + goto error; + status = BLDirectCmd(state, IQM_CF_TAP_IM0__A, DRXK_BL_ROM_OFFSET_TAPS_ITU_C, DRXK_BLDC_NR_ELEMENTS_TAPS, DRXK_BLC_TIMEOUT); + break; + default: + status = -EINVAL; + } + if (status < 0) + goto error; - status = write16(state, IQM_CF_OUT_ENA__A, (1 << IQM_CF_OUT_ENA_QAM__B)); - if (status < 0) - break; - status = write16(state, IQM_CF_SYMMETRIC__A, 0); - if (status < 0) - break; - status = write16(state, IQM_CF_MIDTAP__A, ((1 << IQM_CF_MIDTAP_RE__B) | (1 << IQM_CF_MIDTAP_IM__B))); - if (status < 0) - break; + status = write16(state, IQM_CF_OUT_ENA__A, (1 << IQM_CF_OUT_ENA_QAM__B)); + if (status < 0) + goto error; + status = write16(state, IQM_CF_SYMMETRIC__A, 0); + if (status < 0) + goto error; + status = write16(state, IQM_CF_MIDTAP__A, ((1 << IQM_CF_MIDTAP_RE__B) | (1 << IQM_CF_MIDTAP_IM__B))); + if (status < 0) + goto error; - status = write16(state, IQM_RC_STRETCH__A, 21); - if (status < 0) - break; - status = write16(state, IQM_AF_CLP_LEN__A, 0); - if (status < 0) - break; - status = write16(state, IQM_AF_CLP_TH__A, 448); - if (status < 0) - break; - status = write16(state, IQM_AF_SNS_LEN__A, 0); - if (status < 0) - break; - status = write16(state, IQM_CF_POW_MEAS_LEN__A, 0); - if (status < 0) - break; + status = write16(state, IQM_RC_STRETCH__A, 21); + if (status < 0) + goto error; + status = write16(state, IQM_AF_CLP_LEN__A, 0); + if (status < 0) + goto error; + status = write16(state, IQM_AF_CLP_TH__A, 448); + if (status < 0) + goto error; + status = write16(state, IQM_AF_SNS_LEN__A, 0); + if (status < 0) + goto error; + status = write16(state, IQM_CF_POW_MEAS_LEN__A, 0); + if (status < 0) + goto error; - status = write16(state, IQM_FS_ADJ_SEL__A, 1); - if (status < 0) - break; - status = write16(state, IQM_RC_ADJ_SEL__A, 1); - if (status < 0) - break; - status = write16(state, IQM_CF_ADJ_SEL__A, 1); - if (status < 0) - break; - status = write16(state, IQM_AF_UPD_SEL__A, 0); - if (status < 0) - break; + status = write16(state, IQM_FS_ADJ_SEL__A, 1); + if (status < 0) + goto error; + status = write16(state, IQM_RC_ADJ_SEL__A, 1); + if (status < 0) + goto error; + status = write16(state, IQM_CF_ADJ_SEL__A, 1); + if (status < 0) + goto error; + status = write16(state, IQM_AF_UPD_SEL__A, 0); + if (status < 0) + goto error; - /* IQM Impulse Noise Processing Unit */ - status = write16(state, IQM_CF_CLP_VAL__A, 500); - if (status < 0) - break; - status = write16(state, IQM_CF_DATATH__A, 1000); - if (status < 0) - break; - status = write16(state, IQM_CF_BYPASSDET__A, 1); - if (status < 0) - break; - status = write16(state, IQM_CF_DET_LCT__A, 0); - if (status < 0) - break; - status = write16(state, IQM_CF_WND_LEN__A, 1); - if (status < 0) - break; - status = write16(state, IQM_CF_PKDTH__A, 1); - if (status < 0) - break; - status = write16(state, IQM_AF_INC_BYPASS__A, 1); - if (status < 0) - break; + /* IQM Impulse Noise Processing Unit */ + status = write16(state, IQM_CF_CLP_VAL__A, 500); + if (status < 0) + goto error; + status = write16(state, IQM_CF_DATATH__A, 1000); + if (status < 0) + goto error; + status = write16(state, IQM_CF_BYPASSDET__A, 1); + if (status < 0) + goto error; + status = write16(state, IQM_CF_DET_LCT__A, 0); + if (status < 0) + goto error; + status = write16(state, IQM_CF_WND_LEN__A, 1); + if (status < 0) + goto error; + status = write16(state, IQM_CF_PKDTH__A, 1); + if (status < 0) + goto error; + status = write16(state, IQM_AF_INC_BYPASS__A, 1); + if (status < 0) + goto error; - /* turn on IQMAF. Must be done before setAgc**() */ - status = SetIqmAf(state, true); - if (status < 0) - break; - status = write16(state, IQM_AF_START_LOCK__A, 0x01); - if (status < 0) - break; + /* turn on IQMAF. Must be done before setAgc**() */ + status = SetIqmAf(state, true); + if (status < 0) + goto error; + status = write16(state, IQM_AF_START_LOCK__A, 0x01); + if (status < 0) + goto error; - /* IQM will not be reset from here, sync ADC and update/init AGC */ - status = ADCSynchronization(state); - if (status < 0) - break; + /* IQM will not be reset from here, sync ADC and update/init AGC */ + status = ADCSynchronization(state); + if (status < 0) + goto error; - /* Set the FSM step period */ - status = write16(state, SCU_RAM_QAM_FSM_STEP_PERIOD__A, 2000); - if (status < 0) - break; + /* Set the FSM step period */ + status = write16(state, SCU_RAM_QAM_FSM_STEP_PERIOD__A, 2000); + if (status < 0) + goto error; - /* Halt SCU to enable safe non-atomic accesses */ - status = write16(state, SCU_COMM_EXEC__A, SCU_COMM_EXEC_HOLD); - if (status < 0) - break; + /* Halt SCU to enable safe non-atomic accesses */ + status = write16(state, SCU_COMM_EXEC__A, SCU_COMM_EXEC_HOLD); + if (status < 0) + goto error; - /* No more resets of the IQM, current standard correctly set => - now AGCs can be configured. */ + /* No more resets of the IQM, current standard correctly set => + now AGCs can be configured. */ - status = InitAGC(state, true); - if (status < 0) - break; - status = SetPreSaw(state, &(state->m_qamPreSawCfg)); - if (status < 0) - break; + status = InitAGC(state, true); + if (status < 0) + goto error; + status = SetPreSaw(state, &(state->m_qamPreSawCfg)); + if (status < 0) + goto error; - /* Configure AGC's */ - status = SetAgcRf(state, &(state->m_qamRfAgcCfg), true); - if (status < 0) - break; - status = SetAgcIf(state, &(state->m_qamIfAgcCfg), true); - if (status < 0) - break; + /* Configure AGC's */ + status = SetAgcRf(state, &(state->m_qamRfAgcCfg), true); + if (status < 0) + goto error; + status = SetAgcIf(state, &(state->m_qamIfAgcCfg), true); + if (status < 0) + goto error; - /* Activate SCU to enable SCU commands */ - status = write16(state, SCU_COMM_EXEC__A, SCU_COMM_EXEC_ACTIVE); - if (status < 0) - break; - } while (0); + /* Activate SCU to enable SCU commands */ + status = write16(state, SCU_COMM_EXEC__A, SCU_COMM_EXEC_ACTIVE); +error: + if (status < 0) + printk(KERN_ERR "drxk: Error %d on %s\n", status, __func__); return status; } @@ -5798,48 +5779,47 @@ static int WriteGPIO(struct drxk_state *state) u16 value = 0; dprintk(1, "\n"); - do { - /* stop lock indicator process */ - status = write16(state, SCU_RAM_GPIO__A, SCU_RAM_GPIO_HW_LOCK_IND_DISABLE); - if (status < 0) - break; - - /* Write magic word to enable pdr reg write */ - status = write16(state, SIO_TOP_COMM_KEY__A, SIO_TOP_COMM_KEY_KEY); - if (status < 0) - break; + /* stop lock indicator process */ + status = write16(state, SCU_RAM_GPIO__A, SCU_RAM_GPIO_HW_LOCK_IND_DISABLE); + if (status < 0) + goto error; - if (state->m_hasSAWSW) { - /* write to io pad configuration register - output mode */ - status = write16(state, SIO_PDR_SMA_TX_CFG__A, state->m_GPIOCfg); - if (status < 0) - break; + /* Write magic word to enable pdr reg write */ + status = write16(state, SIO_TOP_COMM_KEY__A, SIO_TOP_COMM_KEY_KEY); + if (status < 0) + goto error; - /* use corresponding bit in io data output registar */ - status = read16(state, SIO_PDR_UIO_OUT_LO__A, &value); - if (status < 0) - break; - if (state->m_GPIO == 0) - value &= 0x7FFF; /* write zero to 15th bit - 1st UIO */ - else - value |= 0x8000; /* write one to 15th bit - 1st UIO */ - /* write back to io data output register */ - status = write16(state, SIO_PDR_UIO_OUT_LO__A, value); - if (status < 0) - break; + if (state->m_hasSAWSW) { + /* write to io pad configuration register - output mode */ + status = write16(state, SIO_PDR_SMA_TX_CFG__A, state->m_GPIOCfg); + if (status < 0) + goto error; - } - /* Write magic word to disable pdr reg write */ - status = write16(state, SIO_TOP_COMM_KEY__A, 0x0000); + /* use corresponding bit in io data output registar */ + status = read16(state, SIO_PDR_UIO_OUT_LO__A, &value); if (status < 0) - break; - } while (0); + goto error; + if (state->m_GPIO == 0) + value &= 0x7FFF; /* write zero to 15th bit - 1st UIO */ + else + value |= 0x8000; /* write one to 15th bit - 1st UIO */ + /* write back to io data output register */ + status = write16(state, SIO_PDR_UIO_OUT_LO__A, value); + if (status < 0) + goto error; + + } + /* Write magic word to disable pdr reg write */ + status = write16(state, SIO_TOP_COMM_KEY__A, 0x0000); +error: + if (status < 0) + printk(KERN_ERR "drxk: Error %d on %s\n", status, __func__); return status; } static int SwitchAntennaToQAM(struct drxk_state *state) { - int status = -1; + int status = -EINVAL; dprintk(1, "\n"); if (state->m_AntennaSwitchDVBTDVBC != 0) { @@ -5848,12 +5828,14 @@ static int SwitchAntennaToQAM(struct drxk_state *state) status = WriteGPIO(state); } } + if (status < 0) + printk(KERN_ERR "drxk: Error %d on %s\n", status, __func__); return status; } static int SwitchAntennaToDVBT(struct drxk_state *state) { - int status = -1; + int status = -EINVAL; dprintk(1, "\n"); if (state->m_AntennaSwitchDVBTDVBC != 0) { @@ -5862,6 +5844,8 @@ static int SwitchAntennaToDVBT(struct drxk_state *state) status = WriteGPIO(state); } } + if (status < 0) + printk(KERN_ERR "drxk: Error %d on %s\n", status, __func__); return status; } @@ -5877,34 +5861,30 @@ static int PowerDownDevice(struct drxk_state *state) int status; dprintk(1, "\n"); - do { - if (state->m_bPDownOpenBridge) { - /* Open I2C bridge before power down of DRXK */ - status = ConfigureI2CBridge(state, true); - if (status < 0) - break; - } - /* driver 0.9.0 */ - status = DVBTEnableOFDMTokenRing(state, false); + if (state->m_bPDownOpenBridge) { + /* Open I2C bridge before power down of DRXK */ + status = ConfigureI2CBridge(state, true); if (status < 0) - break; - - status = write16(state, SIO_CC_PWD_MODE__A, SIO_CC_PWD_MODE_LEVEL_CLOCK); - if (status < 0) - break; - status = write16(state, SIO_CC_UPDATE__A, SIO_CC_UPDATE_KEY); - if (status < 0) - break; - state->m_HICfgCtrl |= SIO_HI_RA_RAM_PAR_5_CFG_SLEEP_ZZZ; - status = HI_CfgCommand(state); - if (status < 0) - break; - } while (0); + goto error; + } + /* driver 0.9.0 */ + status = DVBTEnableOFDMTokenRing(state, false); + if (status < 0) + goto error; + status = write16(state, SIO_CC_PWD_MODE__A, SIO_CC_PWD_MODE_LEVEL_CLOCK); if (status < 0) - return -1; + goto error; + status = write16(state, SIO_CC_UPDATE__A, SIO_CC_UPDATE_KEY); + if (status < 0) + goto error; + state->m_HICfgCtrl |= SIO_HI_RA_RAM_PAR_5_CFG_SLEEP_ZZZ; + status = HI_CfgCommand(state); +error: + if (status < 0) + printk(KERN_ERR "drxk: Error %d on %s\n", status, __func__); - return 0; + return status; } static int load_microcode(struct drxk_state *state, const char *mc_name) @@ -5929,188 +5909,189 @@ static int load_microcode(struct drxk_state *state, const char *mc_name) static int init_drxk(struct drxk_state *state) { - int status; + int status = 0; enum DRXPowerMode powerMode = DRXK_POWER_DOWN_OFDM; u16 driverVersion; dprintk(1, "\n"); if ((state->m_DrxkState == DRXK_UNINITIALIZED)) { - do { - status = PowerUpDevice(state); - if (status < 0) - break; - status = DRXX_Open(state); - if (status < 0) - break; - /* Soft reset of OFDM-, sys- and osc-clockdomain */ - status = write16(state, SIO_CC_SOFT_RST__A, SIO_CC_SOFT_RST_OFDM__M | SIO_CC_SOFT_RST_SYS__M | SIO_CC_SOFT_RST_OSC__M); - if (status < 0) - break; - status = write16(state, SIO_CC_UPDATE__A, SIO_CC_UPDATE_KEY); - if (status < 0) - break; - /* TODO is this needed, if yes how much delay in worst case scenario */ - msleep(1); - state->m_DRXK_A3_PATCH_CODE = true; - status = GetDeviceCapabilities(state); - if (status < 0) - break; - - /* Bridge delay, uses oscilator clock */ - /* Delay = (delay (nano seconds) * oscclk (kHz))/ 1000 */ - /* SDA brdige delay */ + status = PowerUpDevice(state); + if (status < 0) + goto error; + status = DRXX_Open(state); + if (status < 0) + goto error; + /* Soft reset of OFDM-, sys- and osc-clockdomain */ + status = write16(state, SIO_CC_SOFT_RST__A, SIO_CC_SOFT_RST_OFDM__M | SIO_CC_SOFT_RST_SYS__M | SIO_CC_SOFT_RST_OSC__M); + if (status < 0) + goto error; + status = write16(state, SIO_CC_UPDATE__A, SIO_CC_UPDATE_KEY); + if (status < 0) + goto error; + /* TODO is this needed, if yes how much delay in worst case scenario */ + msleep(1); + state->m_DRXK_A3_PATCH_CODE = true; + status = GetDeviceCapabilities(state); + if (status < 0) + goto error; + + /* Bridge delay, uses oscilator clock */ + /* Delay = (delay (nano seconds) * oscclk (kHz))/ 1000 */ + /* SDA brdige delay */ + state->m_HICfgBridgeDelay = + (u16) ((state->m_oscClockFreq / 1000) * + HI_I2C_BRIDGE_DELAY) / 1000; + /* Clipping */ + if (state->m_HICfgBridgeDelay > + SIO_HI_RA_RAM_PAR_3_CFG_DBL_SDA__M) { state->m_HICfgBridgeDelay = - (u16) ((state->m_oscClockFreq / 1000) * - HI_I2C_BRIDGE_DELAY) / 1000; - /* Clipping */ - if (state->m_HICfgBridgeDelay > - SIO_HI_RA_RAM_PAR_3_CFG_DBL_SDA__M) { - state->m_HICfgBridgeDelay = - SIO_HI_RA_RAM_PAR_3_CFG_DBL_SDA__M; - } - /* SCL bridge delay, same as SDA for now */ - state->m_HICfgBridgeDelay += - state->m_HICfgBridgeDelay << - SIO_HI_RA_RAM_PAR_3_CFG_DBL_SCL__B; - - status = InitHI(state); - if (status < 0) - break; - /* disable various processes */ + SIO_HI_RA_RAM_PAR_3_CFG_DBL_SDA__M; + } + /* SCL bridge delay, same as SDA for now */ + state->m_HICfgBridgeDelay += + state->m_HICfgBridgeDelay << + SIO_HI_RA_RAM_PAR_3_CFG_DBL_SCL__B; + + status = InitHI(state); + if (status < 0) + goto error; + /* disable various processes */ #if NOA1ROM - if (!(state->m_DRXK_A1_ROM_CODE) - && !(state->m_DRXK_A2_ROM_CODE)) + if (!(state->m_DRXK_A1_ROM_CODE) + && !(state->m_DRXK_A2_ROM_CODE)) #endif - { - status = write16(state, SCU_RAM_GPIO__A, SCU_RAM_GPIO_HW_LOCK_IND_DISABLE); - if (status < 0) - break; - } - - /* disable MPEG port */ - status = MPEGTSDisable(state); - if (status < 0) - break; - - /* Stop AUD and SCU */ - status = write16(state, AUD_COMM_EXEC__A, AUD_COMM_EXEC_STOP); - if (status < 0) - break; - status = write16(state, SCU_COMM_EXEC__A, SCU_COMM_EXEC_STOP); + { + status = write16(state, SCU_RAM_GPIO__A, SCU_RAM_GPIO_HW_LOCK_IND_DISABLE); if (status < 0) - break; - - /* enable token-ring bus through OFDM block for possible ucode upload */ - status = write16(state, SIO_OFDM_SH_OFDM_RING_ENABLE__A, SIO_OFDM_SH_OFDM_RING_ENABLE_ON); - if (status < 0) - break; + goto error; + } - /* include boot loader section */ - status = write16(state, SIO_BL_COMM_EXEC__A, SIO_BL_COMM_EXEC_ACTIVE); - if (status < 0) - break; - status = BLChainCmd(state, 0, 6, 100); - if (status < 0) - break; + /* disable MPEG port */ + status = MPEGTSDisable(state); + if (status < 0) + goto error; - if (!state->microcode_name) - load_microcode(state, "drxk_a3.mc"); - else - load_microcode(state, state->microcode_name); + /* Stop AUD and SCU */ + status = write16(state, AUD_COMM_EXEC__A, AUD_COMM_EXEC_STOP); + if (status < 0) + goto error; + status = write16(state, SCU_COMM_EXEC__A, SCU_COMM_EXEC_STOP); + if (status < 0) + goto error; - /* disable token-ring bus through OFDM block for possible ucode upload */ - status = write16(state, SIO_OFDM_SH_OFDM_RING_ENABLE__A, SIO_OFDM_SH_OFDM_RING_ENABLE_OFF); - if (status < 0) - break; + /* enable token-ring bus through OFDM block for possible ucode upload */ + status = write16(state, SIO_OFDM_SH_OFDM_RING_ENABLE__A, SIO_OFDM_SH_OFDM_RING_ENABLE_ON); + if (status < 0) + goto error; - /* Run SCU for a little while to initialize microcode version numbers */ - status = write16(state, SCU_COMM_EXEC__A, SCU_COMM_EXEC_ACTIVE); - if (status < 0) - break; - status = DRXX_Open(state); - if (status < 0) - break; - /* added for test */ - msleep(30); + /* include boot loader section */ + status = write16(state, SIO_BL_COMM_EXEC__A, SIO_BL_COMM_EXEC_ACTIVE); + if (status < 0) + goto error; + status = BLChainCmd(state, 0, 6, 100); + if (status < 0) + goto error; - powerMode = DRXK_POWER_DOWN_OFDM; - status = CtrlPowerMode(state, &powerMode); - if (status < 0) - break; + if (!state->microcode_name) + load_microcode(state, "drxk_a3.mc"); + else + load_microcode(state, state->microcode_name); - /* Stamp driver version number in SCU data RAM in BCD code - Done to enable field application engineers to retreive drxdriver version - via I2C from SCU RAM. - Not using SCU command interface for SCU register access since no - microcode may be present. - */ - driverVersion = - (((DRXK_VERSION_MAJOR / 100) % 10) << 12) + - (((DRXK_VERSION_MAJOR / 10) % 10) << 8) + - ((DRXK_VERSION_MAJOR % 10) << 4) + - (DRXK_VERSION_MINOR % 10); - status = write16(state, SCU_RAM_DRIVER_VER_HI__A, driverVersion); - if (status < 0) - break; - driverVersion = - (((DRXK_VERSION_PATCH / 1000) % 10) << 12) + - (((DRXK_VERSION_PATCH / 100) % 10) << 8) + - (((DRXK_VERSION_PATCH / 10) % 10) << 4) + - (DRXK_VERSION_PATCH % 10); - status = write16(state, SCU_RAM_DRIVER_VER_LO__A, driverVersion); - if (status < 0) - break; + /* disable token-ring bus through OFDM block for possible ucode upload */ + status = write16(state, SIO_OFDM_SH_OFDM_RING_ENABLE__A, SIO_OFDM_SH_OFDM_RING_ENABLE_OFF); + if (status < 0) + goto error; - printk(KERN_INFO "DRXK driver version %d.%d.%d\n", - DRXK_VERSION_MAJOR, DRXK_VERSION_MINOR, - DRXK_VERSION_PATCH); + /* Run SCU for a little while to initialize microcode version numbers */ + status = write16(state, SCU_COMM_EXEC__A, SCU_COMM_EXEC_ACTIVE); + if (status < 0) + goto error; + status = DRXX_Open(state); + if (status < 0) + goto error; + /* added for test */ + msleep(30); - /* Dirty fix of default values for ROM/PATCH microcode - Dirty because this fix makes it impossible to setup suitable values - before calling DRX_Open. This solution requires changes to RF AGC speed - to be done via the CTRL function after calling DRX_Open */ + powerMode = DRXK_POWER_DOWN_OFDM; + status = CtrlPowerMode(state, &powerMode); + if (status < 0) + goto error; + + /* Stamp driver version number in SCU data RAM in BCD code + Done to enable field application engineers to retreive drxdriver version + via I2C from SCU RAM. + Not using SCU command interface for SCU register access since no + microcode may be present. + */ + driverVersion = + (((DRXK_VERSION_MAJOR / 100) % 10) << 12) + + (((DRXK_VERSION_MAJOR / 10) % 10) << 8) + + ((DRXK_VERSION_MAJOR % 10) << 4) + + (DRXK_VERSION_MINOR % 10); + status = write16(state, SCU_RAM_DRIVER_VER_HI__A, driverVersion); + if (status < 0) + goto error; + driverVersion = + (((DRXK_VERSION_PATCH / 1000) % 10) << 12) + + (((DRXK_VERSION_PATCH / 100) % 10) << 8) + + (((DRXK_VERSION_PATCH / 10) % 10) << 4) + + (DRXK_VERSION_PATCH % 10); + status = write16(state, SCU_RAM_DRIVER_VER_LO__A, driverVersion); + if (status < 0) + goto error; + + printk(KERN_INFO "DRXK driver version %d.%d.%d\n", + DRXK_VERSION_MAJOR, DRXK_VERSION_MINOR, + DRXK_VERSION_PATCH); + + /* Dirty fix of default values for ROM/PATCH microcode + Dirty because this fix makes it impossible to setup suitable values + before calling DRX_Open. This solution requires changes to RF AGC speed + to be done via the CTRL function after calling DRX_Open */ + + /* m_dvbtRfAgcCfg.speed = 3; */ + + /* Reset driver debug flags to 0 */ + status = write16(state, SCU_RAM_DRIVER_DEBUG__A, 0); + if (status < 0) + goto error; + /* driver 0.9.0 */ + /* Setup FEC OC: + NOTE: No more full FEC resets allowed afterwards!! */ + status = write16(state, FEC_COMM_EXEC__A, FEC_COMM_EXEC_STOP); + if (status < 0) + goto error; + /* MPEGTS functions are still the same */ + status = MPEGTSDtoInit(state); + if (status < 0) + goto error; + status = MPEGTSStop(state); + if (status < 0) + goto error; + status = MPEGTSConfigurePolarity(state); + if (status < 0) + goto error; + status = MPEGTSConfigurePins(state, state->m_enableMPEGOutput); + if (status < 0) + goto error; + /* added: configure GPIO */ + status = WriteGPIO(state); + if (status < 0) + goto error; - /* m_dvbtRfAgcCfg.speed = 3; */ + state->m_DrxkState = DRXK_STOPPED; - /* Reset driver debug flags to 0 */ - status = write16(state, SCU_RAM_DRIVER_DEBUG__A, 0); - if (status < 0) - break; - /* driver 0.9.0 */ - /* Setup FEC OC: - NOTE: No more full FEC resets allowed afterwards!! */ - status = write16(state, FEC_COMM_EXEC__A, FEC_COMM_EXEC_STOP); - if (status < 0) - break; - /* MPEGTS functions are still the same */ - status = MPEGTSDtoInit(state); - if (status < 0) - break; - status = MPEGTSStop(state); + if (state->m_bPowerDown) { + status = PowerDownDevice(state); if (status < 0) - break; - status = MPEGTSConfigurePolarity(state); - if (status < 0) - break; - status = MPEGTSConfigurePins(state, state->m_enableMPEGOutput); - if (status < 0) - break; - /* added: configure GPIO */ - status = WriteGPIO(state); - if (status < 0) - break; - + goto error; + state->m_DrxkState = DRXK_POWERED_DOWN; + } else state->m_DrxkState = DRXK_STOPPED; - - if (state->m_bPowerDown) { - status = PowerDownDevice(state); - if (status < 0) - break; - state->m_DrxkState = DRXK_POWERED_DOWN; - } else - state->m_DrxkState = DRXK_STOPPED; - } while (0); } +error: + if (status < 0) + printk(KERN_ERR "drxk: Error %d on %s\n", status, __func__); return 0; } @@ -6210,7 +6191,7 @@ static int drxk_read_signal_strength(struct dvb_frontend *fe, u16 *strength) { struct drxk_state *state = fe->demodulator_priv; - u32 val; + u32 val = 0; dprintk(1, "\n"); ReadIFAgc(state, &val); |
