diff options
Diffstat (limited to 'drivers/media/pci/saa7134/saa7134-input.c')
| -rw-r--r-- | drivers/media/pci/saa7134/saa7134-input.c | 1041 |
1 files changed, 1041 insertions, 0 deletions
diff --git a/drivers/media/pci/saa7134/saa7134-input.c b/drivers/media/pci/saa7134/saa7134-input.c new file mode 100644 index 000000000000..0f78f5e537e2 --- /dev/null +++ b/drivers/media/pci/saa7134/saa7134-input.c @@ -0,0 +1,1041 @@ +/* + * + * handle saa7134 IR remotes via linux kernel input layer. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + * + */ + +#include <linux/module.h> +#include <linux/init.h> +#include <linux/delay.h> +#include <linux/interrupt.h> +#include <linux/slab.h> + +#include "saa7134-reg.h" +#include "saa7134.h" + +#define MODULE_NAME "saa7134" + +static unsigned int disable_ir; +module_param(disable_ir, int, 0444); +MODULE_PARM_DESC(disable_ir,"disable infrared remote support"); + +static unsigned int ir_debug; +module_param(ir_debug, int, 0644); +MODULE_PARM_DESC(ir_debug,"enable debug messages [IR]"); + +static int pinnacle_remote; +module_param(pinnacle_remote, int, 0644); /* Choose Pinnacle PCTV remote */ +MODULE_PARM_DESC(pinnacle_remote, "Specify Pinnacle PCTV remote: 0=coloured, 1=grey (defaults to 0)"); + +#define dprintk(fmt, arg...) if (ir_debug) \ + printk(KERN_DEBUG "%s/ir: " fmt, dev->name , ## arg) +#define i2cdprintk(fmt, arg...) if (ir_debug) \ + printk(KERN_DEBUG "%s/ir: " fmt, ir->name , ## arg) + +/* Helper function for raw decoding at GPIO16 or GPIO18 */ +static int saa7134_raw_decode_irq(struct saa7134_dev *dev); + +/* -------------------- GPIO generic keycode builder -------------------- */ + +static int build_key(struct saa7134_dev *dev) +{ + struct saa7134_card_ir *ir = dev->remote; + u32 gpio, data; + + /* here comes the additional handshake steps for some cards */ + switch (dev->board) { + case SAA7134_BOARD_GOTVIEW_7135: + saa_setb(SAA7134_GPIO_GPSTATUS1, 0x80); + saa_clearb(SAA7134_GPIO_GPSTATUS1, 0x80); + break; + } + /* rising SAA7134_GPIO_GPRESCAN reads the status */ + saa_clearb(SAA7134_GPIO_GPMODE3,SAA7134_GPIO_GPRESCAN); + saa_setb(SAA7134_GPIO_GPMODE3,SAA7134_GPIO_GPRESCAN); + + gpio = saa_readl(SAA7134_GPIO_GPSTATUS0 >> 2); + if (ir->polling) { + if (ir->last_gpio == gpio) + return 0; + ir->last_gpio = gpio; + } + + data = ir_extract_bits(gpio, ir->mask_keycode); + dprintk("build_key gpio=0x%x mask=0x%x data=%d\n", + gpio, ir->mask_keycode, data); + + switch (dev->board) { + case SAA7134_BOARD_KWORLD_PLUS_TV_ANALOG: + if (data == ir->mask_keycode) + rc_keyup(ir->dev); + else + rc_keydown_notimeout(ir->dev, data, 0); + return 0; + } + + if (ir->polling) { + if ((ir->mask_keydown && (0 != (gpio & ir->mask_keydown))) || + (ir->mask_keyup && (0 == (gpio & ir->mask_keyup)))) { + rc_keydown_notimeout(ir->dev, data, 0); + } else { + rc_keyup(ir->dev); + } + } + else { /* IRQ driven mode - handle key press and release in one go */ + if ((ir->mask_keydown && (0 != (gpio & ir->mask_keydown))) || + (ir->mask_keyup && (0 == (gpio & ir->mask_keyup)))) { + rc_keydown_notimeout(ir->dev, data, 0); + rc_keyup(ir->dev); + } + } + + return 0; +} + +/* --------------------- Chip specific I2C key builders ----------------- */ + +static int get_key_flydvb_trio(struct IR_i2c *ir, u32 *ir_key, u32 *ir_raw) +{ + int gpio; + int attempt = 0; + unsigned char b; + + /* We need this to access GPI Used by the saa_readl macro. */ + struct saa7134_dev *dev = ir->c->adapter->algo_data; + + if (dev == NULL) { + i2cdprintk("get_key_flydvb_trio: " + "ir->c->adapter->algo_data is NULL!\n"); + return -EIO; + } + + /* rising SAA7134_GPIGPRESCAN reads the status */ + saa_clearb(SAA7134_GPIO_GPMODE3, SAA7134_GPIO_GPRESCAN); + saa_setb(SAA7134_GPIO_GPMODE3, SAA7134_GPIO_GPRESCAN); + + gpio = saa_readl(SAA7134_GPIO_GPSTATUS0 >> 2); + + if (0x40000 & ~gpio) + return 0; /* No button press */ + + /* No button press - only before first key pressed */ + if (b == 0xFF) + return 0; + + /* poll IR chip */ + /* weak up the IR chip */ + b = 0; + + while (1 != i2c_master_send(ir->c, &b, 1)) { + if ((attempt++) < 10) { + /* + * wait a bit for next attempt - + * I don't know how make it better + */ + msleep(10); + continue; + } + i2cdprintk("send wake up byte to pic16C505 (IR chip)" + "failed %dx\n", attempt); + return -EIO; + } + if (1 != i2c_master_recv(ir->c, &b, 1)) { + i2cdprintk("read error\n"); + return -EIO; + } + + *ir_key = b; + *ir_raw = b; + return 1; +} + +static int get_key_msi_tvanywhere_plus(struct IR_i2c *ir, u32 *ir_key, + u32 *ir_raw) +{ + unsigned char b; + int gpio; + + /* <dev> is needed to access GPIO. Used by the saa_readl macro. */ + struct saa7134_dev *dev = ir->c->adapter->algo_data; + if (dev == NULL) { + i2cdprintk("get_key_msi_tvanywhere_plus: " + "ir->c->adapter->algo_data is NULL!\n"); + return -EIO; + } + + /* rising SAA7134_GPIO_GPRESCAN reads the status */ + + saa_clearb(SAA7134_GPIO_GPMODE3, SAA7134_GPIO_GPRESCAN); + saa_setb(SAA7134_GPIO_GPMODE3, SAA7134_GPIO_GPRESCAN); + + gpio = saa_readl(SAA7134_GPIO_GPSTATUS0 >> 2); + + /* GPIO&0x40 is pulsed low when a button is pressed. Don't do + I2C receive if gpio&0x40 is not low. */ + + if (gpio & 0x40) + return 0; /* No button press */ + + /* GPIO says there is a button press. Get it. */ + + if (1 != i2c_master_recv(ir->c, &b, 1)) { + i2cdprintk("read error\n"); + return -EIO; + } + + /* No button press */ + + if (b == 0xff) + return 0; + + /* Button pressed */ + + dprintk("get_key_msi_tvanywhere_plus: Key = 0x%02X\n", b); + *ir_key = b; + *ir_raw = b; + return 1; +} + +/* copied and modified from get_key_msi_tvanywhere_plus() */ +static int get_key_kworld_pc150u(struct IR_i2c *ir, u32 *ir_key, + u32 *ir_raw) +{ + unsigned char b; + unsigned int gpio; + + /* <dev> is needed to access GPIO. Used by the saa_readl macro. */ + struct saa7134_dev *dev = ir->c->adapter->algo_data; + if (dev == NULL) { + i2cdprintk("get_key_kworld_pc150u: " + "ir->c->adapter->algo_data is NULL!\n"); + return -EIO; + } + + /* rising SAA7134_GPIO_GPRESCAN reads the status */ + + saa_clearb(SAA7134_GPIO_GPMODE3, SAA7134_GPIO_GPRESCAN); + saa_setb(SAA7134_GPIO_GPMODE3, SAA7134_GPIO_GPRESCAN); + + gpio = saa_readl(SAA7134_GPIO_GPSTATUS0 >> 2); + + /* GPIO&0x100 is pulsed low when a button is pressed. Don't do + I2C receive if gpio&0x100 is not low. */ + + if (gpio & 0x100) + return 0; /* No button press */ + + /* GPIO says there is a button press. Get it. */ + + if (1 != i2c_master_recv(ir->c, &b, 1)) { + i2cdprintk("read error\n"); + return -EIO; + } + + /* No button press */ + + if (b == 0xff) + return 0; + + /* Button pressed */ + + dprintk("get_key_kworld_pc150u: Key = 0x%02X\n", b); + *ir_key = b; + *ir_raw = b; + return 1; +} + +static int get_key_purpletv(struct IR_i2c *ir, u32 *ir_key, u32 *ir_raw) +{ + unsigned char b; + + /* poll IR chip */ + if (1 != i2c_master_recv(ir->c, &b, 1)) { + i2cdprintk("read error\n"); + return -EIO; + } + + /* no button press */ + if (b==0) + return 0; + + /* repeating */ + if (b & 0x80) + return 1; + + *ir_key = b; + *ir_raw = b; + return 1; +} + +static int get_key_hvr1110(struct IR_i2c *ir, u32 *ir_key, u32 *ir_raw) +{ + unsigned char buf[5]; + + /* poll IR chip */ + if (5 != i2c_master_recv(ir->c, buf, 5)) + return -EIO; + + /* Check if some key were pressed */ + if (!(buf[0] & 0x80)) + return 0; + + /* + * buf[3] & 0x80 is always high. + * buf[3] & 0x40 is a parity bit. A repeat event is marked + * by preserving it into two separate readings + * buf[4] bits 0 and 1, and buf[1] and buf[2] are always + * zero. + */ + *ir_key = 0x1fff & ((buf[3] << 8) | (buf[4] >> 2)); + *ir_raw = *ir_key; + return 1; +} + + +static int get_key_beholdm6xx(struct IR_i2c *ir, u32 *ir_key, u32 *ir_raw) +{ + unsigned char data[12]; + u32 gpio; + + struct saa7134_dev *dev = ir->c->adapter->algo_data; + + /* rising SAA7134_GPIO_GPRESCAN reads the status */ + saa_clearb(SAA7134_GPIO_GPMODE3, SAA7134_GPIO_GPRESCAN); + saa_setb(SAA7134_GPIO_GPMODE3, SAA7134_GPIO_GPRESCAN); + + gpio = saa_readl(SAA7134_GPIO_GPSTATUS0 >> 2); + + if (0x400000 & ~gpio) + return 0; /* No button press */ + + ir->c->addr = 0x5a >> 1; + + if (12 != i2c_master_recv(ir->c, data, 12)) { + i2cdprintk("read error\n"); + return -EIO; + } + + if (data[9] != (unsigned char)(~data[8])) + return 0; + + *ir_raw = ((data[10] << 16) | (data[11] << 8) | (data[9] << 0)); + *ir_key = *ir_raw; + + return 1; +} + +/* Common (grey or coloured) pinnacle PCTV remote handling + * + */ +static int get_key_pinnacle(struct IR_i2c *ir, u32 *ir_key, u32 *ir_raw, + int parity_offset, int marker, int code_modulo) +{ + unsigned char b[4]; + unsigned int start = 0,parity = 0,code = 0; + + /* poll IR chip */ + if (4 != i2c_master_recv(ir->c, b, 4)) { + i2cdprintk("read error\n"); + return -EIO; + } + + for (start = 0; start < ARRAY_SIZE(b); start++) { + if (b[start] == marker) { + code=b[(start+parity_offset + 1) % 4]; + parity=b[(start+parity_offset) % 4]; + } + } + + /* Empty Request */ + if (parity == 0) + return 0; + + /* Repeating... */ + if (ir->old == parity) + return 0; + + ir->old = parity; + + /* drop special codes when a key is held down a long time for the grey controller + In this case, the second bit of the code is asserted */ + if (marker == 0xfe && (code & 0x40)) + return 0; + + code %= code_modulo; + + *ir_raw = code; + *ir_key = code; + + i2cdprintk("Pinnacle PCTV key %02x\n", code); + + return 1; +} + +/* The grey pinnacle PCTV remote + * + * There are one issue with this remote: + * - I2c packet does not change when the same key is pressed quickly. The workaround + * is to hold down each key for about half a second, so that another code is generated + * in the i2c packet, and the function can distinguish key presses. + * + * Sylvain Pasche <sylvain.pasche@gmail.com> + */ +static int get_key_pinnacle_grey(struct IR_i2c *ir, u32 *ir_key, u32 *ir_raw) +{ + + return get_key_pinnacle(ir, ir_key, ir_raw, 1, 0xfe, 0xff); +} + + +/* The new pinnacle PCTV remote (with the colored buttons) + * + * Ricardo Cerqueira <v4l@cerqueira.org> + */ +static int get_key_pinnacle_color(struct IR_i2c *ir, u32 *ir_key, u32 *ir_raw) +{ + /* code_modulo parameter (0x88) is used to reduce code value to fit inside IR_KEYTAB_SIZE + * + * this is the only value that results in 42 unique + * codes < 128 + */ + + return get_key_pinnacle(ir, ir_key, ir_raw, 2, 0x80, 0x88); +} + +void saa7134_input_irq(struct saa7134_dev *dev) +{ + struct saa7134_card_ir *ir; + + if (!dev || !dev->remote) + return; + + ir = dev->remote; + if (!ir->running) + return; + + if (!ir->polling && !ir->raw_decode) { + build_key(dev); + } else if (ir->raw_decode) { + saa7134_raw_decode_irq(dev); + } +} + +static void saa7134_input_timer(unsigned long data) +{ + struct saa7134_dev *dev = (struct saa7134_dev *)data; + struct saa7134_card_ir *ir = dev->remote; + + build_key(dev); + mod_timer(&ir->timer, jiffies + msecs_to_jiffies(ir->polling)); +} + +static void ir_raw_decode_timer_end(unsigned long data) +{ + struct saa7134_dev *dev = (struct saa7134_dev *)data; + + ir_raw_event_handle(dev->remote->dev); +} + +static int __saa7134_ir_start(void *priv) +{ + struct saa7134_dev *dev = priv; + struct saa7134_card_ir *ir; + + if (!dev || !dev->remote) + return -EINVAL; + + ir = dev->remote; + if (ir->running) + return 0; + + /* Moved here from saa7134_input_init1() because the latter + * is not called on device resume */ + switch (dev->board) { + case SAA7134_BOARD_MD2819: + case SAA7134_BOARD_KWORLD_VSTREAM_XPERT: + case SAA7134_BOARD_AVERMEDIA_305: + case SAA7134_BOARD_AVERMEDIA_307: + case SAA7134_BOARD_AVERMEDIA_STUDIO_305: + case SAA7134_BOARD_AVERMEDIA_STUDIO_505: + case SAA7134_BOARD_AVERMEDIA_STUDIO_307: + case SAA7134_BOARD_AVERMEDIA_STUDIO_507: + case SAA7134_BOARD_AVERMEDIA_STUDIO_507UA: + case SAA7134_BOARD_AVERMEDIA_GO_007_FM: + case SAA7134_BOARD_AVERMEDIA_M102: + case SAA7134_BOARD_AVERMEDIA_GO_007_FM_PLUS: + /* Without this we won't receive key up events */ + saa_setb(SAA7134_GPIO_GPMODE0, 0x4); + saa_setb(SAA7134_GPIO_GPSTATUS0, 0x4); + break; + case SAA7134_BOARD_AVERMEDIA_777: + case SAA7134_BOARD_AVERMEDIA_A16AR: + /* Without this we won't receive key up events */ + saa_setb(SAA7134_GPIO_GPMODE1, 0x1); + saa_setb(SAA7134_GPIO_GPSTATUS1, 0x1); + break; + case SAA7134_BOARD_AVERMEDIA_A16D: + /* Without this we won't receive key up events */ + saa_setb(SAA7134_GPIO_GPMODE1, 0x1); + saa_setb(SAA7134_GPIO_GPSTATUS1, 0x1); + break; + case SAA7134_BOARD_GOTVIEW_7135: + saa_setb(SAA7134_GPIO_GPMODE1, 0x80); + break; + } + + ir->running = true; + + if (ir->polling) { + setup_timer(&ir->timer, saa7134_input_timer, + (unsigned long)dev); + ir->timer.expires = jiffies + HZ; + add_timer(&ir->timer); + } else if (ir->raw_decode) { + /* set timer_end for code completion */ + setup_timer(&ir->timer, ir_raw_decode_timer_end, + (unsigned long)dev); + } + + return 0; +} + +static void __saa7134_ir_stop(void *priv) +{ + struct saa7134_dev *dev = priv; + struct saa7134_card_ir *ir; + + if (!dev || !dev->remote) + return; + + ir = dev->remote; + if (!ir->running) + return; + + if (ir->polling || ir->raw_decode) + del_timer_sync(&ir->timer); + + ir->running = false; + + return; +} + +int saa7134_ir_start(struct saa7134_dev *dev) +{ + if (dev->remote->users) + return __saa7134_ir_start(dev); + + return 0; +} + +void saa7134_ir_stop(struct saa7134_dev *dev) +{ + if (dev->remote->users) + __saa7134_ir_stop(dev); +} + +static int saa7134_ir_open(struct rc_dev *rc) +{ + struct saa7134_dev *dev = rc->priv; + + dev->remote->users++; + return __saa7134_ir_start(dev); +} + +static void saa7134_ir_close(struct rc_dev *rc) +{ + struct saa7134_dev *dev = rc->priv; + + dev->remote->users--; + if (!dev->remote->users) + __saa7134_ir_stop(dev); +} + +int saa7134_input_init1(struct saa7134_dev *dev) +{ + struct saa7134_card_ir *ir; + struct rc_dev *rc; + char *ir_codes = NULL; + u32 mask_keycode = 0; + u32 mask_keydown = 0; + u32 mask_keyup = 0; + unsigned polling = 0; + bool raw_decode = false; + int err; + + if (dev->has_remote != SAA7134_REMOTE_GPIO) + return -ENODEV; + if (disable_ir) + return -ENODEV; + + /* detect & configure */ + switch (dev->board) { + case SAA7134_BOARD_FLYVIDEO2000: + case SAA7134_BOARD_FLYVIDEO3000: + case SAA7134_BOARD_FLYTVPLATINUM_FM: + case SAA7134_BOARD_FLYTVPLATINUM_MINI2: + case SAA7134_BOARD_ROVERMEDIA_LINK_PRO_FM: + ir_codes = RC_MAP_FLYVIDEO; + mask_keycode = 0xEC00000; + mask_keydown = 0x0040000; + break; + case SAA7134_BOARD_CINERGY400: + case SAA7134_BOARD_CINERGY600: + case SAA7134_BOARD_CINERGY600_MK3: + ir_codes = RC_MAP_CINERGY; + mask_keycode = 0x00003f; + mask_keyup = 0x040000; + break; + case SAA7134_BOARD_ECS_TVP3XP: + case SAA7134_BOARD_ECS_TVP3XP_4CB5: + ir_codes = RC_MAP_EZTV; + mask_keycode = 0x00017c; + mask_keyup = 0x000002; + polling = 50; // ms + break; + case SAA7134_BOARD_KWORLD_XPERT: + case SAA7134_BOARD_AVACSSMARTTV: + ir_codes = RC_MAP_PIXELVIEW; + mask_keycode = 0x00001F; + mask_keyup = 0x000020; + polling = 50; // ms + break; + case SAA7134_BOARD_MD2819: + case SAA7134_BOARD_KWORLD_VSTREAM_XPERT: + case SAA7134_BOARD_AVERMEDIA_305: + case SAA7134_BOARD_AVERMEDIA_307: + case SAA7134_BOARD_AVERMEDIA_STUDIO_305: + case SAA7134_BOARD_AVERMEDIA_STUDIO_505: + case SAA7134_BOARD_AVERMEDIA_STUDIO_307: + case SAA7134_BOARD_AVERMEDIA_STUDIO_507: + case SAA7134_BOARD_AVERMEDIA_STUDIO_507UA: + case SAA7134_BOARD_AVERMEDIA_GO_007_FM: + case SAA7134_BOARD_AVERMEDIA_M102: + case SAA7134_BOARD_AVERMEDIA_GO_007_FM_PLUS: + ir_codes = RC_MAP_AVERMEDIA; + mask_keycode = 0x0007C8; + mask_keydown = 0x000010; + polling = 50; // ms + /* GPIO stuff moved to __saa7134_ir_start() */ + break; + case SAA7134_BOARD_AVERMEDIA_M135A: + ir_codes = RC_MAP_AVERMEDIA_M135A; + mask_keydown = 0x0040000; /* Enable GPIO18 line on both edges */ + mask_keyup = 0x0040000; + mask_keycode = 0xffff; + raw_decode = true; + break; + case SAA7134_BOARD_AVERMEDIA_M733A: + ir_codes = RC_MAP_AVERMEDIA_M733A_RM_K6; + mask_keydown = 0x0040000; + mask_keyup = 0x0040000; + mask_keycode = 0xffff; + raw_decode = true; + break; + case SAA7134_BOARD_AVERMEDIA_777: + case SAA7134_BOARD_AVERMEDIA_A16AR: + ir_codes = RC_MAP_AVERMEDIA; + mask_keycode = 0x02F200; + mask_keydown = 0x000400; + polling = 50; // ms + /* GPIO stuff moved to __saa7134_ir_start() */ + break; + case SAA7134_BOARD_AVERMEDIA_A16D: + ir_codes = RC_MAP_AVERMEDIA_A16D; + mask_keycode = 0x02F200; + mask_keydown = 0x000400; + polling = 50; /* ms */ + /* GPIO stuff moved to __saa7134_ir_start() */ + break; + case SAA7134_BOARD_KWORLD_TERMINATOR: + ir_codes = RC_MAP_PIXELVIEW; + mask_keycode = 0x00001f; + mask_keyup = 0x000060; + polling = 50; // ms + break; + case SAA7134_BOARD_MANLI_MTV001: + case SAA7134_BOARD_MANLI_MTV002: + ir_codes = RC_MAP_MANLI; + mask_keycode = 0x001f00; + mask_keyup = 0x004000; + polling = 50; /* ms */ + break; + case SAA7134_BOARD_BEHOLD_409FM: + case SAA7134_BOARD_BEHOLD_401: + case SAA7134_BOARD_BEHOLD_403: + case SAA7134_BOARD_BEHOLD_403FM: + case SAA7134_BOARD_BEHOLD_405: + case SAA7134_BOARD_BEHOLD_405FM: + case SAA7134_BOARD_BEHOLD_407: + case SAA7134_BOARD_BEHOLD_407FM: + case SAA7134_BOARD_BEHOLD_409: + case SAA7134_BOARD_BEHOLD_505FM: + case SAA7134_BOARD_BEHOLD_505RDS_MK5: + case SAA7134_BOARD_BEHOLD_505RDS_MK3: + case SAA7134_BOARD_BEHOLD_507_9FM: + case SAA7134_BOARD_BEHOLD_507RDS_MK3: + case SAA7134_BOARD_BEHOLD_507RDS_MK5: + ir_codes = RC_MAP_MANLI; + mask_keycode = 0x003f00; + mask_keyup = 0x004000; + polling = 50; /* ms */ + break; + case SAA7134_BOARD_BEHOLD_COLUMBUS_TVFM: + ir_codes = RC_MAP_BEHOLD_COLUMBUS; + mask_keycode = 0x003f00; + mask_keyup = 0x004000; + polling = 50; // ms + break; + case SAA7134_BOARD_SEDNA_PC_TV_CARDBUS: + ir_codes = RC_MAP_PCTV_SEDNA; + mask_keycode = 0x001f00; + mask_keyup = 0x004000; + polling = 50; // ms + break; + case SAA7134_BOARD_GOTVIEW_7135: + ir_codes = RC_MAP_GOTVIEW7135; + mask_keycode = 0x0003CC; + mask_keydown = 0x000010; + polling = 5; /* ms */ + /* GPIO stuff moved to __saa7134_ir_start() */ + break; + case SAA7134_BOARD_VIDEOMATE_TV_PVR: + case SAA7134_BOARD_VIDEOMATE_GOLD_PLUS: + case SAA7134_BOARD_VIDEOMATE_TV_GOLD_PLUSII: + ir_codes = RC_MAP_VIDEOMATE_TV_PVR; + mask_keycode = 0x00003F; + mask_keyup = 0x400000; + polling = 50; // ms + break; + case SAA7134_BOARD_PROTEUS_2309: + ir_codes = RC_MAP_PROTEUS_2309; + mask_keycode = 0x00007F; + mask_keyup = 0x000080; + polling = 50; // ms + break; + case SAA7134_BOARD_VIDEOMATE_DVBT_300: + case SAA7134_BOARD_VIDEOMATE_DVBT_200: + ir_codes = RC_MAP_VIDEOMATE_TV_PVR; + mask_keycode = 0x003F00; + mask_keyup = 0x040000; + break; + case SAA7134_BOARD_FLYDVBS_LR300: + case SAA7134_BOARD_FLYDVBT_LR301: + case SAA7134_BOARD_FLYDVBTDUO: + ir_codes = RC_MAP_FLYDVB; + mask_keycode = 0x0001F00; + mask_keydown = 0x0040000; + break; + case SAA7134_BOARD_ASUSTeK_P7131_DUAL: + case SAA7134_BOARD_ASUSTeK_P7131_HYBRID_LNA: + case SAA7134_BOARD_ASUSTeK_P7131_ANALOG: + ir_codes = RC_MAP_ASUS_PC39; + mask_keydown = 0x0040000; /* Enable GPIO18 line on both edges */ + mask_keyup = 0x0040000; + mask_keycode = 0xffff; + raw_decode = true; + break; + case SAA7134_BOARD_ASUSTeK_PS3_100: + ir_codes = RC_MAP_ASUS_PS3_100; + mask_keydown = 0x0040000; + mask_keyup = 0x0040000; + mask_keycode = 0xffff; + raw_decode = true; + break; + case SAA7134_BOARD_ENCORE_ENLTV: + case SAA7134_BOARD_ENCORE_ENLTV_FM: + ir_codes = RC_MAP_ENCORE_ENLTV; + mask_keycode = 0x00007f; + mask_keyup = 0x040000; + polling = 50; // ms + break; + case SAA7134_BOARD_ENCORE_ENLTV_FM53: + case SAA7134_BOARD_ENCORE_ENLTV_FM3: + ir_codes = RC_MAP_ENCORE_ENLTV_FM53; + mask_keydown = 0x0040000; /* Enable GPIO18 line on both edges */ + mask_keyup = 0x0040000; + mask_keycode = 0xffff; + raw_decode = true; + break; + case SAA7134_BOARD_10MOONSTVMASTER3: + ir_codes = RC_MAP_ENCORE_ENLTV; + mask_keycode = 0x5f80000; + mask_keyup = 0x8000000; + polling = 50; //ms + break; + case SAA7134_BOARD_GENIUS_TVGO_A11MCE: + ir_codes = RC_MAP_GENIUS_TVGO_A11MCE; + mask_keycode = 0xff; + mask_keydown = 0xf00000; + polling = 50; /* ms */ + break; + case SAA7134_BOARD_REAL_ANGEL_220: + ir_codes = RC_MAP_REAL_AUDIO_220_32_KEYS; + mask_keycode = 0x3f00; + mask_keyup = 0x4000; + polling = 50; /* ms */ + break; + case SAA7134_BOARD_KWORLD_PLUS_TV_ANALOG: + ir_codes = RC_MAP_KWORLD_PLUS_TV_ANALOG; + mask_keycode = 0x7f; + polling = 40; /* ms */ + break; + case SAA7134_BOARD_VIDEOMATE_S350: + ir_codes = RC_MAP_VIDEOMATE_S350; + mask_keycode = 0x003f00; + mask_keydown = 0x040000; + break; + case SAA7134_BOARD_LEADTEK_WINFAST_DTV1000S: + ir_codes = RC_MAP_WINFAST; + mask_keycode = 0x5f00; + mask_keyup = 0x020000; + polling = 50; /* ms */ + break; + case SAA7134_BOARD_VIDEOMATE_M1F: + ir_codes = RC_MAP_VIDEOMATE_K100; + mask_keycode = 0x0ff00; + mask_keyup = 0x040000; + break; + case SAA7134_BOARD_HAUPPAUGE_HVR1150: + case SAA7134_BOARD_HAUPPAUGE_HVR1120: + ir_codes = RC_MAP_HAUPPAUGE; + mask_keydown = 0x0040000; /* Enable GPIO18 line on both edges */ + mask_keyup = 0x0040000; + mask_keycode = 0xffff; + raw_decode = true; + break; + } + if (NULL == ir_codes) { + printk("%s: Oops: IR config error [card=%d]\n", + dev->name, dev->board); + return -ENODEV; + } + + ir = kzalloc(sizeof(*ir), GFP_KERNEL); + rc = rc_allocate_device(); + if (!ir || !rc) { + err = -ENOMEM; + goto err_out_free; + } + + ir->dev = rc; + dev->remote = ir; + + /* init hardware-specific stuff */ + ir->mask_keycode = mask_keycode; + ir->mask_keydown = mask_keydown; + ir->mask_keyup = mask_keyup; + ir->polling = polling; + ir->raw_decode = raw_decode; + + /* init input device */ + snprintf(ir->name, sizeof(ir->name), "saa7134 IR (%s)", + saa7134_boards[dev->board].name); + snprintf(ir->phys, sizeof(ir->phys), "pci-%s/ir0", + pci_name(dev->pci)); + + rc->priv = dev; + rc->open = saa7134_ir_open; + rc->close = saa7134_ir_close; + if (raw_decode) + rc->driver_type = RC_DRIVER_IR_RAW; + + rc->input_name = ir->name; + rc->input_phys = ir->phys; + rc->input_id.bustype = BUS_PCI; + rc->input_id.version = 1; + if (dev->pci->subsystem_vendor) { + rc->input_id.vendor = dev->pci->subsystem_vendor; + rc->input_id.product = dev->pci->subsystem_device; + } else { + rc->input_id.vendor = dev->pci->vendor; + rc->input_id.product = dev->pci->device; + } + rc->dev.parent = &dev->pci->dev; + rc->map_name = ir_codes; + rc->driver_name = MODULE_NAME; + + err = rc_register_device(rc); + if (err) + goto err_out_free; + + return 0; + +err_out_free: + rc_free_device(rc); + dev->remote = NULL; + kfree(ir); + return err; +} + +void saa7134_input_fini(struct saa7134_dev *dev) +{ + if (NULL == dev->remote) + return; + + saa7134_ir_stop(dev); + rc_unregister_device(dev->remote->dev); + kfree(dev->remote); + dev->remote = NULL; +} + +void saa7134_probe_i2c_ir(struct saa7134_dev *dev) +{ + struct i2c_board_info info; + struct i2c_msg msg_msi = { + .addr = 0x50, + .flags = I2C_M_RD, + .len = 0, + .buf = NULL, + }; + int rc; + + if (disable_ir) { + dprintk("IR has been disabled, not probing for i2c remote\n"); + return; + } + + memset(&info, 0, sizeof(struct i2c_board_info)); + memset(&dev->init_data, 0, sizeof(dev->init_data)); + strlcpy(info.type, "ir_video", I2C_NAME_SIZE); + + switch (dev->board) { + case SAA7134_BOARD_PINNACLE_PCTV_110i: + case SAA7134_BOARD_PINNACLE_PCTV_310i: + dev->init_data.name = "Pinnacle PCTV"; + if (pinnacle_remote == 0) { + dev->init_data.get_key = get_key_pinnacle_color; + dev->init_data.ir_codes = RC_MAP_PINNACLE_COLOR; + info.addr = 0x47; + } else { + dev->init_data.get_key = get_key_pinnacle_grey; + dev->init_data.ir_codes = RC_MAP_PINNACLE_GREY; + info.addr = 0x47; + } + break; + case SAA7134_BOARD_UPMOST_PURPLE_TV: + dev->init_data.name = "Purple TV"; + dev->init_data.get_key = get_key_purpletv; + dev->init_data.ir_codes = RC_MAP_PURPLETV; + info.addr = 0x7a; + break; + case SAA7134_BOARD_MSI_TVATANYWHERE_PLUS: + dev->init_data.name = "MSI TV@nywhere Plus"; + dev->init_data.get_key = get_key_msi_tvanywhere_plus; + dev->init_data.ir_codes = RC_MAP_MSI_TVANYWHERE_PLUS; + /* + * MSI TV@nyware Plus requires more frequent polling + * otherwise it will miss some keypresses + */ + dev->init_data.polling_interval = 50; + info.addr = 0x30; + /* MSI TV@nywhere Plus controller doesn't seem to + respond to probes unless we read something from + an existing device. Weird... + REVISIT: might no longer be needed */ + rc = i2c_transfer(&dev->i2c_adap, &msg_msi, 1); + dprintk("probe 0x%02x @ %s: %s\n", + msg_msi.addr, dev->i2c_adap.name, + (1 == rc) ? "yes" : "no"); + break; + case SAA7134_BOARD_KWORLD_PC150U: + /* copied and modified from MSI TV@nywhere Plus */ + dev->init_data.name = "Kworld PC150-U"; + dev->init_data.get_key = get_key_kworld_pc150u; + dev->init_data.ir_codes = RC_MAP_KWORLD_PC150U; + info.addr = 0x30; + /* MSI TV@nywhere Plus controller doesn't seem to + respond to probes unless we read something from + an existing device. Weird... + REVISIT: might no longer be needed */ + rc = i2c_transfer(&dev->i2c_adap, &msg_msi, 1); + dprintk("probe 0x%02x @ %s: %s\n", + msg_msi.addr, dev->i2c_adap.name, + (1 == rc) ? "yes" : "no"); + break; + case SAA7134_BOARD_HAUPPAUGE_HVR1110: + dev->init_data.name = "HVR 1110"; + dev->init_data.get_key = get_key_hvr1110; + dev->init_data.ir_codes = RC_MAP_HAUPPAUGE; + info.addr = 0x71; + break; + case SAA7134_BOARD_BEHOLD_607FM_MK3: + case SAA7134_BOARD_BEHOLD_607FM_MK5: + case SAA7134_BOARD_BEHOLD_609FM_MK3: + case SAA7134_BOARD_BEHOLD_609FM_MK5: + case SAA7134_BOARD_BEHOLD_607RDS_MK3: + case SAA7134_BOARD_BEHOLD_607RDS_MK5: + case SAA7134_BOARD_BEHOLD_609RDS_MK3: + case SAA7134_BOARD_BEHOLD_609RDS_MK5: + case SAA7134_BOARD_BEHOLD_M6: + case SAA7134_BOARD_BEHOLD_M63: + case SAA7134_BOARD_BEHOLD_M6_EXTRA: + case SAA7134_BOARD_BEHOLD_H6: + case SAA7134_BOARD_BEHOLD_X7: + case SAA7134_BOARD_BEHOLD_H7: + case SAA7134_BOARD_BEHOLD_A7: + dev->init_data.name = "BeholdTV"; + dev->init_data.get_key = get_key_beholdm6xx; + dev->init_data.ir_codes = RC_MAP_BEHOLD; + dev->init_data.type = RC_TYPE_NEC; + info.addr = 0x2d; + break; + case SAA7134_BOARD_AVERMEDIA_CARDBUS_501: + case SAA7134_BOARD_AVERMEDIA_CARDBUS_506: + info.addr = 0x40; + break; + case SAA7134_BOARD_FLYDVB_TRIO: + dev->init_data.name = "FlyDVB Trio"; + dev->init_data.get_key = get_key_flydvb_trio; + dev->init_data.ir_codes = RC_MAP_FLYDVB; + info.addr = 0x0b; + break; + default: + dprintk("No I2C IR support for board %x\n", dev->board); + return; + } + + if (dev->init_data.name) + info.platform_data = &dev->init_data; + i2c_new_device(&dev->i2c_adap, &info); +} + +static int saa7134_raw_decode_irq(struct saa7134_dev *dev) +{ + struct saa7134_card_ir *ir = dev->remote; + unsigned long timeout; + int space; + + /* Generate initial event */ + saa_clearb(SAA7134_GPIO_GPMODE3, SAA7134_GPIO_GPRESCAN); + saa_setb(SAA7134_GPIO_GPMODE3, SAA7134_GPIO_GPRESCAN); + space = saa_readl(SAA7134_GPIO_GPSTATUS0 >> 2) & ir->mask_keydown; + ir_raw_event_store_edge(dev->remote->dev, space ? IR_SPACE : IR_PULSE); + + /* + * Wait 15 ms from the start of the first IR event before processing + * the event. This time is enough for NEC protocol. May need adjustments + * to work with other protocols. + */ + smp_mb(); + + if (!timer_pending(&ir->timer)) { + timeout = jiffies + msecs_to_jiffies(15); + mod_timer(&ir->timer, timeout); + } + + return 1; +} |
