diff options
| author | Chaogui Zhang <czhang1974@gmail.com> | 2007-08-24 06:02:32 +0200 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@infradead.org> | 2007-10-10 03:08:26 +0200 |
| commit | d54d6980916d5521ad47fa61e5b6ff8733221714 (patch) | |
| tree | 1e67193b2c2f51ea0cc4bfe65ab666b9f898d515 /drivers/media/video/ir-kbd-i2c.c | |
| parent | V4L/DVB (6173): cx23885: Minor cleanup and important NMI comment placed in code (diff) | |
| download | linux-d54d6980916d5521ad47fa61e5b6ff8733221714.tar.xz linux-d54d6980916d5521ad47fa61e5b6ff8733221714.zip | |
V4L/DVB (6178): add IR remote support for FusionHDTV 5 RT Gold
This patch adds support for the built-in IR receiver of the DViCO
Fusion HDTV5 RT GOLD PCI card, using FusionHDTV MCE remote controller.
Signed-off-by: Chaogui Zhang <czhang1974@gmail.com>
Signed-off-by: Michael Krufky <mkrufky@linuxtv.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
Diffstat (limited to 'drivers/media/video/ir-kbd-i2c.c')
| -rw-r--r-- | drivers/media/video/ir-kbd-i2c.c | 36 |
1 files changed, 35 insertions, 1 deletions
diff --git a/drivers/media/video/ir-kbd-i2c.c b/drivers/media/video/ir-kbd-i2c.c index b3939a0bada0..3d5a28c2c929 100644 --- a/drivers/media/video/ir-kbd-i2c.c +++ b/drivers/media/video/ir-kbd-i2c.c @@ -10,6 +10,8 @@ * Ulrich Mueller <ulrich.mueller42@web.de> * modified for em2820 based USB TV tuners by * Markus Rechberger <mrechberger@gmail.com> + * modified for DViCO Fusion HDTV 5 RT GOLD by + * Chaogui Zhang <czhang1974@gmail.com> * * 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 @@ -141,6 +143,32 @@ static int get_key_pv951(struct IR_i2c *ir, u32 *ir_key, u32 *ir_raw) return 1; } +static int get_key_fusion_gold(struct IR_i2c *ir, u32 *ir_key, u32 *ir_raw) +{ + unsigned char buf[4]; + + /* poll IR chip */ + if (4 != i2c_master_recv(&ir->c,buf,4)) { + dprintk(1,"read error\n"); + return -EIO; + } + + if(buf[0] !=0 || buf[1] !=0 || buf[2] !=0 || buf[3] != 0) + dprintk(2, "ir fusion gold: 0x%2x 0x%2x 0x%2x 0x%2x\n", + buf[0], buf[1], buf[2], buf[3]); + + /* no key pressed or signal from other ir remote */ + if(buf[0] != 0x1 || buf[1] != 0xfe) + return 0; + + *ir_key = buf[2]; + *ir_raw = (buf[2] << 8) | buf[3]; + + return 1; + +} + + static int get_key_knc1(struct IR_i2c *ir, u32 *ir_key, u32 *ir_raw) { unsigned char b; @@ -363,6 +391,12 @@ static int ir_attach(struct i2c_adapter *adap, int addr, ir_type = IR_TYPE_OTHER; ir_codes = ir_codes_empty; break; + case 0x6b: + name = "FusionGold"; + ir->get_key = get_key_fusion_gold; + ir_type = IR_TYPE_RC5; + ir_codes = ir_codes_fusion_gold; + break; case 0x7a: case 0x47: case 0x71: @@ -474,7 +508,7 @@ static int ir_probe(struct i2c_adapter *adap) static const int probe_bttv[] = { 0x1a, 0x18, 0x4b, 0x64, 0x30, -1}; static const int probe_saa7134[] = { 0x7a, 0x47, 0x71, -1 }; static const int probe_em28XX[] = { 0x30, 0x47, -1 }; - static const int probe_cx88[] = { 0x18, 0x71, -1 }; + static const int probe_cx88[] = { 0x18, 0x6b, 0x71, -1 }; const int *probe = NULL; struct i2c_client c; unsigned char buf; |