V4L/DVB (4898): Saa7134: add support for remote control of Hauppauge HVR1110

This patch adds support for the remote control bundled with the
Hauppauge HVR1110

Signed-off-by: Thomas Genty <tomlohave@gmail.com>
Signed-off-by: Nickolay V. Shmyrev <nshmyrev@yandex.ru>
Signed-off-by: Michael Krufky <mkrufky@linuxtv.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>

1 files changed, 26 insertions, 0 deletions

diff --git a/drivers/media/video/saa7134/saa7134-input.c b/drivers/media/video/saa7134/saa7134-input.c
index 5d2bf15239f..60b38defd9b 100644
--- a/drivers/media/video/saa7134/saa7134-input.c
+++ b/drivers/media/video/saa7134/saa7134-input.c
@@ -112,6 +112,27 @@ static int get_key_purpletv(struct IR_i2c *ir, u32 *ir_key, u32 *ir_raw)
         return 1;
 }
 
+static int get_key_hvr1110(struct IR_i2c *ir, u32 *ir_key, u32 *ir_raw)
+{
+        unsigned char buf[5], cod4, code3, code4;
+
+        /* poll IR chip */
+        if (5 != i2c_master_recv(&ir->c,buf,5))
+                return -EIO;
+
+        cod4    = buf[4];
+        code4   = (cod4 >> 2);
+        code3   = buf[3];
+        if (code3 == 0)
+                /* no key pressed */
+                return 0;
+
+        /* return key */
+        *ir_key = code4;
+        *ir_raw = code4;
+        return 1;
+}
+
 void saa7134_input_irq(struct saa7134_dev *dev)
 {
         struct saa7134_ir *ir = dev->remote;
@@ -371,6 +392,11 @@ void saa7134_set_i2c_ir(struct saa7134_dev *dev, struct IR_i2c *ir)
                 ir->get_key   = get_key_purpletv;
                 ir->ir_codes  = ir_codes_purpletv;
                 break;
+        case SAA7134_BOARD_HAUPPAUGE_HVR1110:
+                snprintf(ir->c.name, sizeof(ir->c.name), "HVR 1110");
+                ir->get_key   = get_key_hvr1110;
+                ir->ir_codes  = ir_codes_hauppauge_new;
+                break;
         default:
                 dprintk("Shouldn't get here: Unknown board %x for I2C IR?\n",dev->board);
                 break;