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authorChaogui Zhang <czhang1974@gmail.com>2007-08-24 01:02:32 -0300
committerMauro Carvalho Chehab <mchehab@infradead.org>2007-10-09 22:08:26 -0300
commitd54d6980916d5521ad47fa61e5b6ff8733221714 (patch)
tree1e67193b2c2f51ea0cc4bfe65ab666b9f898d515 /drivers/media/video/ir-kbd-i2c.c
parent2df9a4c2d81ed255c9e027ee5df676a65f4ab578 (diff)
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.c36
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 b3939a0bada..3d5a28c2c92 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;