From e43f14af143921ac6680aa3ddfff111bef4e034a Mon Sep 17 00:00:00 2001 From: Markus Rechberger Date: Tue, 8 Nov 2005 21:37:35 -0800 Subject: [PATCH] v4l: 790: added support for terratec cinergy 250 usb - Added support for Terratec Cinergy 250 USB Signed-off-by: Markus Rechberger Signed-off-by: Mauro Carvalho Chehab Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- drivers/media/video/em28xx/em28xx-input.c | 94 ++++++++++++++++++++----------- 1 file changed, 62 insertions(+), 32 deletions(-) (limited to 'drivers/media/video/em28xx/em28xx-input.c') diff --git a/drivers/media/video/em28xx/em28xx-input.c b/drivers/media/video/em28xx/em28xx-input.c index d6b3e15..3800b99 100644 --- a/drivers/media/video/em28xx/em28xx-input.c +++ b/drivers/media/video/em28xx/em28xx-input.c @@ -42,40 +42,68 @@ MODULE_PARM_DESC(ir_debug,"enable debug messages [IR]"); /* ---------------------------------------------------------------------- */ -static IR_KEYTAB_TYPE ir_codes_em_pinnacle[IR_KEYTAB_SIZE] = { - [ 0 ] = KEY_CHANNEL, - [ 1 ] = KEY_SELECT, - [ 2 ] = KEY_MUTE, - [ 3 ] = KEY_POWER, - [ 4 ] = KEY_KP1, - [ 5 ] = KEY_KP2, - [ 6 ] = KEY_KP3, - [ 7 ] = KEY_CHANNELUP, - [ 8 ] = KEY_KP4, - [ 9 ] = KEY_KP5, - [ 10 ] = KEY_KP6, - - [ 11 ] = KEY_CHANNELDOWN, - [ 12 ] = KEY_KP7, - [ 13 ] = KEY_KP8, - [ 14 ] = KEY_KP9, - [ 15 ] = KEY_VOLUMEUP, - [ 16 ] = KEY_KP0, - [ 17 ] = KEY_MENU, - [ 18 ] = KEY_PRINT, - - [ 19 ] = KEY_VOLUMEDOWN, - [ 21 ] = KEY_PAUSE, - [ 23 ] = KEY_RECORD, - [ 24 ] = KEY_REWIND, - [ 25 ] = KEY_PLAY, - [ 27 ] = KEY_BACKSPACE, - [ 29 ] = KEY_STOP, - [ 31 ] = KEY_ZOOM, +static IR_KEYTAB_TYPE ir_codes_em_terratec[IR_KEYTAB_SIZE] = { + [ 0x01 ] = KEY_CHANNEL, + [ 0x02 ] = KEY_SELECT, + [ 0x03 ] = KEY_MUTE, + [ 0x04 ] = KEY_POWER, + [ 0x05 ] = KEY_KP1, + [ 0x06 ] = KEY_KP2, + [ 0x07 ] = KEY_KP3, + [ 0x08 ] = KEY_CHANNELUP, + [ 0x09 ] = KEY_KP4, + [ 0x0a ] = KEY_KP5, + [ 0x0b ] = KEY_KP6, + [ 0x0c ] = KEY_CHANNELDOWN, + [ 0x0d ] = KEY_KP7, + [ 0x0e ] = KEY_KP8, + [ 0x0f ] = KEY_KP9, + [ 0x10 ] = KEY_VOLUMEUP, + [ 0x11 ] = KEY_KP0, + [ 0x12 ] = KEY_MENU, + [ 0x13 ] = KEY_PRINT, + [ 0x14 ] = KEY_VOLUMEDOWN, + [ 0x16 ] = KEY_PAUSE, + [ 0x18 ] = KEY_RECORD, + [ 0x19 ] = KEY_REWIND, + [ 0x1a ] = KEY_PLAY, + [ 0x1b ] = KEY_FORWARD, + [ 0x1c ] = KEY_BACKSPACE, + [ 0x1e ] = KEY_STOP, + [ 0x40 ] = KEY_ZOOM, }; /* ----------------------------------------------------------------------- */ +static int get_key_terratec(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)) { + dprintk("read error\n"); + return -EIO; + } + + /* it seems that 0xFE indicates that a button is still hold + down, while 0xFF indicates that no button is hold + down. 0xFE sequences are sometimes interrupted by 0xFF */ + + dprintk("key %02x\n", b); + + if (b == 0xFF) + return 0; + + if (b == 0xFE) + /* keep old data */ + return 1; + + *ir_key = b; + *ir_raw = b; + return 1; +} + + static int get_key_em_haup(struct IR_i2c *ir, u32 *ir_key, u32 *ir_raw) { unsigned char buf[2]; @@ -123,14 +151,16 @@ void em2820_set_ir(struct em2820 * dev,struct IR_i2c *ir) case (EM2820_BOARD_UNKNOWN): break; case (EM2820_BOARD_TERRATEC_CINERGY_250): + ir->ir_codes = ir_codes_em_terratec; + ir->get_key = get_key_terratec; + snprintf(ir->c.name, sizeof(ir->c.name), "i2c IR (EM2820 Terratec)"); break; case (EM2820_BOARD_PINNACLE_USB_2): - ir->ir_codes = ir_codes_em_pinnacle; break; case (EM2820_BOARD_HAUPPAUGE_WINTV_USB_2): ir->ir_codes = ir_codes_hauppauge_new; ir->get_key = get_key_em_haup; - snprintf(ir->c.name, sizeof(ir->c.name), "i2c IR (EM2840 Hauppage)"); + snprintf(ir->c.name, sizeof(ir->c.name), "i2c IR (EM2840 Hauppauge)"); break; case (EM2820_BOARD_MSI_VOX_USB_2): break; -- cgit v1.1