diff options
| -rw-r--r-- | drivers/gpu/drm/radeon/radeon_atombios.c | 91 |
1 files changed, 43 insertions, 48 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_atombios.c b/drivers/gpu/drm/radeon/radeon_atombios.c index 6cac0651d0f1..8737adf6d386 100644 --- a/drivers/gpu/drm/radeon/radeon_atombios.c +++ b/drivers/gpu/drm/radeon/radeon_atombios.c @@ -70,6 +70,7 @@ static inline struct radeon_i2c_bus_rec radeon_lookup_i2c_gpio(struct radeon_dev int index = GetIndexIntoMasterTable(DATA, GPIO_I2C_Info); struct _ATOM_GPIO_I2C_INFO *i2c_info; uint16_t data_offset; + int i; memset(&i2c, 0, sizeof(struct radeon_i2c_bus_rec)); i2c.valid = false; @@ -78,38 +79,43 @@ static inline struct radeon_i2c_bus_rec radeon_lookup_i2c_gpio(struct radeon_dev i2c_info = (struct _ATOM_GPIO_I2C_INFO *)(ctx->bios + data_offset); - gpio = &i2c_info->asGPIO_Info[id]; - - i2c.mask_clk_reg = le16_to_cpu(gpio->usClkMaskRegisterIndex) * 4; - i2c.mask_data_reg = le16_to_cpu(gpio->usDataMaskRegisterIndex) * 4; - i2c.en_clk_reg = le16_to_cpu(gpio->usClkEnRegisterIndex) * 4; - i2c.en_data_reg = le16_to_cpu(gpio->usDataEnRegisterIndex) * 4; - i2c.y_clk_reg = le16_to_cpu(gpio->usClkY_RegisterIndex) * 4; - i2c.y_data_reg = le16_to_cpu(gpio->usDataY_RegisterIndex) * 4; - i2c.a_clk_reg = le16_to_cpu(gpio->usClkA_RegisterIndex) * 4; - i2c.a_data_reg = le16_to_cpu(gpio->usDataA_RegisterIndex) * 4; - i2c.mask_clk_mask = (1 << gpio->ucClkMaskShift); - i2c.mask_data_mask = (1 << gpio->ucDataMaskShift); - i2c.en_clk_mask = (1 << gpio->ucClkEnShift); - i2c.en_data_mask = (1 << gpio->ucDataEnShift); - i2c.y_clk_mask = (1 << gpio->ucClkY_Shift); - i2c.y_data_mask = (1 << gpio->ucDataY_Shift); - i2c.a_clk_mask = (1 << gpio->ucClkA_Shift); - i2c.a_data_mask = (1 << gpio->ucDataA_Shift); - - if (gpio->sucI2cId.sbfAccess.bfHW_Capable) - i2c.hw_capable = true; - else - i2c.hw_capable = false; - if (gpio->sucI2cId.ucAccess == 0xa0) - i2c.mm_i2c = true; - else - i2c.mm_i2c = false; + for (i = 0; i < ATOM_MAX_SUPPORTED_DEVICE; i++) { + gpio = &i2c_info->asGPIO_Info[i]; + + if (gpio->sucI2cId.ucAccess == id) { + i2c.mask_clk_reg = le16_to_cpu(gpio->usClkMaskRegisterIndex) * 4; + i2c.mask_data_reg = le16_to_cpu(gpio->usDataMaskRegisterIndex) * 4; + i2c.en_clk_reg = le16_to_cpu(gpio->usClkEnRegisterIndex) * 4; + i2c.en_data_reg = le16_to_cpu(gpio->usDataEnRegisterIndex) * 4; + i2c.y_clk_reg = le16_to_cpu(gpio->usClkY_RegisterIndex) * 4; + i2c.y_data_reg = le16_to_cpu(gpio->usDataY_RegisterIndex) * 4; + i2c.a_clk_reg = le16_to_cpu(gpio->usClkA_RegisterIndex) * 4; + i2c.a_data_reg = le16_to_cpu(gpio->usDataA_RegisterIndex) * 4; + i2c.mask_clk_mask = (1 << gpio->ucClkMaskShift); + i2c.mask_data_mask = (1 << gpio->ucDataMaskShift); + i2c.en_clk_mask = (1 << gpio->ucClkEnShift); + i2c.en_data_mask = (1 << gpio->ucDataEnShift); + i2c.y_clk_mask = (1 << gpio->ucClkY_Shift); + i2c.y_data_mask = (1 << gpio->ucDataY_Shift); + i2c.a_clk_mask = (1 << gpio->ucClkA_Shift); + i2c.a_data_mask = (1 << gpio->ucDataA_Shift); + + if (gpio->sucI2cId.sbfAccess.bfHW_Capable) + i2c.hw_capable = true; + else + i2c.hw_capable = false; + + if (gpio->sucI2cId.ucAccess == 0xa0) + i2c.mm_i2c = true; + else + i2c.mm_i2c = false; - i2c.i2c_id = gpio->sucI2cId.ucAccess; + i2c.i2c_id = gpio->sucI2cId.ucAccess; - i2c.valid = true; + i2c.valid = true; + } + } return i2c; } @@ -503,6 +509,7 @@ bool radeon_get_atom_connector_info_from_object_table(struct drm_device *dev) usRecordOffset)); ATOM_I2C_RECORD *i2c_record; ATOM_HPD_INT_RECORD *hpd_record; + ATOM_I2C_ID_CONFIG_ACCESS *i2c_config; hpd.hpd = RADEON_HPD_NONE; while (record->ucRecordType > 0 @@ -514,10 +521,12 @@ bool radeon_get_atom_connector_info_from_object_table(struct drm_device *dev) i2c_record = (ATOM_I2C_RECORD *) record; + i2c_config = + (ATOM_I2C_ID_CONFIG_ACCESS *) + &i2c_record->sucI2cId; ddc_bus = radeon_lookup_i2c_gpio(rdev, - i2c_record-> - sucI2cId. - bfI2C_LineMux); + i2c_config-> + ucAccess); break; case ATOM_HPD_INT_RECORD_TYPE: hpd_record = @@ -670,22 +679,8 @@ bool radeon_get_atom_connector_info_from_supported_devices_table(struct dac = ci.sucConnectorInfo.sbfAccess.bfAssociatedDAC; - if ((rdev->family == CHIP_RS690) || - (rdev->family == CHIP_RS740)) { - if ((i == ATOM_DEVICE_DFP2_INDEX) - && (ci.sucI2cId.sbfAccess.bfI2C_LineMux == 2)) - bios_connectors[i].line_mux = - ci.sucI2cId.sbfAccess.bfI2C_LineMux + 1; - else if ((i == ATOM_DEVICE_DFP3_INDEX) - && (ci.sucI2cId.sbfAccess.bfI2C_LineMux == 1)) - bios_connectors[i].line_mux = - ci.sucI2cId.sbfAccess.bfI2C_LineMux + 1; - else - bios_connectors[i].line_mux = - ci.sucI2cId.sbfAccess.bfI2C_LineMux; - } else - bios_connectors[i].line_mux = - ci.sucI2cId.sbfAccess.bfI2C_LineMux; + bios_connectors[i].line_mux = + ci.sucI2cId.ucAccess; /* give tv unique connector ids */ if (i == ATOM_DEVICE_TV1_INDEX) { |
