diff options
Diffstat (limited to 'drivers/media/video/saa7134/saa7134-input.c')
| -rw-r--r-- | drivers/media/video/saa7134/saa7134-input.c | 202 |
1 files changed, 200 insertions, 2 deletions
diff --git a/drivers/media/video/saa7134/saa7134-input.c b/drivers/media/video/saa7134/saa7134-input.c index f99dbb72955..6413a6e0987 100644 --- a/drivers/media/video/saa7134/saa7134-input.c +++ b/drivers/media/video/saa7134/saa7134-input.c @@ -39,6 +39,8 @@ MODULE_PARM_DESC(ir_debug,"enable debug messages [IR]"); #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->c.name , ## arg) /* ---------------------------------------------------------------------- */ @@ -443,7 +445,105 @@ static IR_KEYTAB_TYPE gotview7135_codes[IR_KEYTAB_SIZE] = { [ 112] = KEY_F24, /* NORMAL TIMESHIFT */ }; -/* ---------------------------------------------------------------------- */ +static IR_KEYTAB_TYPE ir_codes_purpletv[IR_KEYTAB_SIZE] = { + [ 0x3 ] = KEY_POWER, + [ 0x6f ] = KEY_MUTE, + [ 0x10 ] = KEY_BACKSPACE, /* Recall */ + + [ 0x11 ] = KEY_KP0, + [ 0x4 ] = KEY_KP1, + [ 0x5 ] = KEY_KP2, + [ 0x6 ] = KEY_KP3, + [ 0x8 ] = KEY_KP4, + [ 0x9 ] = KEY_KP5, + [ 0xa ] = KEY_KP6, + [ 0xc ] = KEY_KP7, + [ 0xd ] = KEY_KP8, + [ 0xe ] = KEY_KP9, + [ 0x12 ] = KEY_KPDOT, /* 100+ */ + + [ 0x7 ] = KEY_VOLUMEUP, + [ 0xb ] = KEY_VOLUMEDOWN, + [ 0x1a ] = KEY_KPPLUS, + [ 0x18 ] = KEY_KPMINUS, + [ 0x15 ] = KEY_UP, + [ 0x1d ] = KEY_DOWN, + [ 0xf ] = KEY_CHANNELUP, + [ 0x13 ] = KEY_CHANNELDOWN, + [ 0x48 ] = KEY_ZOOM, + + [ 0x1b ] = KEY_VIDEO, /* Video source */ + [ 0x49 ] = KEY_LANGUAGE, /* MTS Select */ + [ 0x19 ] = KEY_SEARCH, /* Auto Scan */ + + [ 0x4b ] = KEY_RECORD, + [ 0x46 ] = KEY_PLAY, + [ 0x45 ] = KEY_PAUSE, /* Pause */ + [ 0x44 ] = KEY_STOP, + [ 0x40 ] = KEY_FORWARD, /* Forward ? */ + [ 0x42 ] = KEY_REWIND, /* Backward ? */ + +}; + +static IR_KEYTAB_TYPE ir_codes_pinnacle[IR_KEYTAB_SIZE] = { + [ 0x59 ] = KEY_MUTE, + [ 0x4a ] = KEY_POWER, + + [ 0x18 ] = KEY_TEXT, + [ 0x26 ] = KEY_TV, + [ 0x3d ] = KEY_PRINT, + + [ 0x48 ] = KEY_RED, + [ 0x04 ] = KEY_GREEN, + [ 0x11 ] = KEY_YELLOW, + [ 0x00 ] = KEY_BLUE, + + [ 0x2d ] = KEY_VOLUMEUP, + [ 0x1e ] = KEY_VOLUMEDOWN, + + [ 0x49 ] = KEY_MENU, + + [ 0x16 ] = KEY_CHANNELUP, + [ 0x17 ] = KEY_CHANNELDOWN, + + [ 0x20 ] = KEY_UP, + [ 0x21 ] = KEY_DOWN, + [ 0x22 ] = KEY_LEFT, + [ 0x23 ] = KEY_RIGHT, + [ 0x0d ] = KEY_SELECT, + + + + [ 0x08 ] = KEY_BACK, + [ 0x07 ] = KEY_REFRESH, + + [ 0x2f ] = KEY_ZOOM, + [ 0x29 ] = KEY_RECORD, + + [ 0x4b ] = KEY_PAUSE, + [ 0x4d ] = KEY_REWIND, + [ 0x2e ] = KEY_PLAY, + [ 0x4e ] = KEY_FORWARD, + [ 0x53 ] = KEY_PREVIOUS, + [ 0x4c ] = KEY_STOP, + [ 0x54 ] = KEY_NEXT, + + [ 0x69 ] = KEY_KP0, + [ 0x6a ] = KEY_KP1, + [ 0x6b ] = KEY_KP2, + [ 0x6c ] = KEY_KP3, + [ 0x6d ] = KEY_KP4, + [ 0x6e ] = KEY_KP5, + [ 0x6f ] = KEY_KP6, + [ 0x70 ] = KEY_KP7, + [ 0x71 ] = KEY_KP8, + [ 0x72 ] = KEY_KP9, + + [ 0x74 ] = KEY_CHANNEL, + [ 0x0a ] = KEY_BACKSPACE, +}; + +/* -------------------- GPIO generic keycode builder -------------------- */ static int build_key(struct saa7134_dev *dev) { @@ -474,7 +574,81 @@ static int build_key(struct saa7134_dev *dev) return 0; } -/* ---------------------------------------------------------------------- */ +/* --------------------- Chip specific I2C key builders ----------------- */ + +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; +} + +/* The new pinnacle PCTV remote (with the colored buttons) + * + * Ricardo Cerqueira <v4l@cerqueira.org> + */ + +static int get_key_pinnacle(struct IR_i2c *ir, u32 *ir_key, u32 *ir_raw) +{ + 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<4; start++) { + if (b[start] == 0x80) { + code=b[(start+3)%4]; + parity=b[(start+2)%4]; + } + } + + /* Empty Request */ + if (parity==0) + return 0; + + /* Repeating... */ + if (ir->old == parity) + return 0; + + + ir->old = parity; + + /* Reduce code value to fit inside IR_KEYTAB_SIZE + * + * this is the only value that results in 42 unique + * codes < 128 + */ + + code %= 0x88; + + *ir_raw = code; + *ir_key = code; + + i2cdprintk("Pinnacle PCTV key %02x\n", code); + + return 1; +} + void saa7134_input_irq(struct saa7134_dev *dev) { @@ -658,6 +832,30 @@ void saa7134_input_fini(struct saa7134_dev *dev) dev->remote = NULL; } +void saa7134_set_i2c_ir(struct saa7134_dev *dev, struct IR_i2c *ir) +{ + if (disable_ir) { + ir->get_key=NULL; + return; + } + + switch (dev->board) { + case SAA7134_BOARD_PINNACLE_PCTV_110i: + snprintf(ir->c.name, sizeof(ir->c.name), "Pinnacle PCTV"); + ir->get_key = get_key_pinnacle; + ir->ir_codes = ir_codes_pinnacle; + break; + case SAA7134_BOARD_UPMOST_PURPLE_TV: + snprintf(ir->c.name, sizeof(ir->c.name), "Purple TV"); + ir->get_key = get_key_purpletv; + ir->ir_codes = ir_codes_purpletv; + break; + default: + dprintk("Shouldn't get here: Unknown board %x for I2C IR?\n",dev->board); + break; + } + +} /* ---------------------------------------------------------------------- * Local variables: * c-basic-offset: 8 |