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[v2,media] ivtv: Add Adaptec Remote Controller

Message ID 4D1C839C.3090102@redhat.com (mailing list archive)
State RFC
Headers show

Commit Message

Mauro Carvalho Chehab Dec. 30, 2010, 1:05 p.m. UTC
None
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Patch

diff --git a/drivers/media/video/ivtv/ivtv-i2c.c b/drivers/media/video/ivtv/ivtv-i2c.c
index 6817092..71912ec 100644
--- a/drivers/media/video/ivtv/ivtv-i2c.c
+++ b/drivers/media/video/ivtv/ivtv-i2c.c
@@ -94,6 +94,7 @@ 
 #define IVTV_HAUP_INT_IR_RX_I2C_ADDR 	0x18
 #define IVTV_Z8F0811_IR_TX_I2C_ADDR	0x70
 #define IVTV_Z8F0811_IR_RX_I2C_ADDR	0x71
+#define IVTV_ADAPTEC_IR			0x6b
 
 /* This array should match the IVTV_HW_ defines */
 static const u8 hw_addrs[] = {
@@ -118,6 +119,7 @@  static const u8 hw_addrs[] = {
 	IVTV_HAUP_INT_IR_RX_I2C_ADDR,	/* IVTV_HW_I2C_IR_RX_HAUP_INT */
 	IVTV_Z8F0811_IR_TX_I2C_ADDR,	/* IVTV_HW_Z8F0811_IR_TX_HAUP */
 	IVTV_Z8F0811_IR_RX_I2C_ADDR,	/* IVTV_HW_Z8F0811_IR_RX_HAUP */
+	IVTV_ADAPTEC_IR,
 };
 
 /* This array should match the IVTV_HW_ defines */
@@ -143,8 +145,34 @@  static const char * const hw_devicenames[] = {
 	"ir_video",		/* IVTV_HW_I2C_IR_RX_HAUP_INT */
 	"ir_tx_z8f0811_haup",	/* IVTV_HW_Z8F0811_IR_TX_HAUP */
 	"ir_rx_z8f0811_haup",	/* IVTV_HW_Z8F0811_IR_RX_HAUP */
+	"ir_adaptec",
 };
 
+static int get_key_adaptec(struct IR_i2c *ir, u32 *ir_key, u32 *ir_raw)
+{
+	unsigned char keybuf[4];
+
+	keybuf[0] = 0x00;
+	i2c_master_send(ir->c, keybuf, 1);
+	/* poll IR chip */
+	if (i2c_master_recv(ir->c, keybuf, sizeof(keybuf)) != sizeof(keybuf)) {
+		return 0;
+	}
+
+	/* key pressed ? */
+	if (keybuf[2] == 0xff)
+		return 0;
+
+	/* remove repeat bit */
+	keybuf[2] &= 0x7f;
+	keybuf[3] |= 0x80;
+
+	*ir_key = (u32) keybuf;
+	*ir_raw = (u32) keybuf;
+
+	return 1;
+}
+
 static int ivtv_i2c_new_ir(struct ivtv *itv, u32 hw, const char *type, u8 addr)
 {
 	struct i2c_board_info info;
@@ -190,6 +218,12 @@  static int ivtv_i2c_new_ir(struct ivtv *itv, u32 hw, const char *type, u8 addr)
 		init_data->type = RC_TYPE_RC5;
 		init_data->name = itv->card_name;
 		break;
+	case IVTV_CARD_AVC2410:
+		init_data->ir_codes = RC_MAP_EMPTY;
+		init_data->get_key = get_key_adaptec;
+		init_data->type = RC_TYPE_UNKNOWN;
+		init_data->name = itv->card_name;
+		break;
 	}
 
 	memset(&info, 0, sizeof(struct i2c_board_info));
@@ -219,7 +253,6 @@  struct i2c_client *ivtv_i2c_new_ir_legacy(struct ivtv *itv)
 		0x1a,	/* Hauppauge IR external - collides with WM8739 */
 		0x18,	/* Hauppauge IR internal */
 		0x71,	/* Hauppauge IR (PVR150) */
-		0x6b,	/* Adaptec IR */
 		I2C_CLIENT_END
 	};