This patch add support to the cx18 driver for setting up the
Z8F0811/Hauppauge IR Tx/Rx chip with the i2c binding model in newer
kernels.
Signed-off-by: Andy Walls <awalls@xxxxxxxxx>
Reviewed-by: Jean Delvare <khali@xxxxxxxxxxxx>
diff -r 6477aa1782d5 linux/drivers/media/video/cx18/cx18-cards.c
--- a/linux/drivers/media/video/cx18/cx18-cards.c Tue Jul 21 09:17:24 2009 -0300
+++ b/linux/drivers/media/video/cx18/cx18-cards.c Tue Jul 21 20:55:54 2009 -0400
@@ -56,7 +56,8 @@
.hw_audio_ctrl = CX18_HW_418_AV,
.hw_muxer = CX18_HW_CS5345,
.hw_all = CX18_HW_TVEEPROM | CX18_HW_418_AV | CX18_HW_TUNER |
- CX18_HW_CS5345 | CX18_HW_DVB | CX18_HW_GPIO_RESET_CTRL,
+ CX18_HW_CS5345 | CX18_HW_DVB | CX18_HW_GPIO_RESET_CTRL |
+ CX18_HW_Z8F0811_IR_HAUP,
.video_inputs = {
{ CX18_CARD_INPUT_VID_TUNER, 0, CX18_AV_COMPOSITE7 },
{ CX18_CARD_INPUT_SVIDEO1, 1, CX18_AV_SVIDEO1 },
@@ -102,7 +103,8 @@
.hw_audio_ctrl = CX18_HW_418_AV,
.hw_muxer = CX18_HW_CS5345,
.hw_all = CX18_HW_TVEEPROM | CX18_HW_418_AV | CX18_HW_TUNER |
- CX18_HW_CS5345 | CX18_HW_DVB | CX18_HW_GPIO_RESET_CTRL,
+ CX18_HW_CS5345 | CX18_HW_DVB | CX18_HW_GPIO_RESET_CTRL |
+ CX18_HW_Z8F0811_IR_HAUP,
.video_inputs = {
{ CX18_CARD_INPUT_VID_TUNER, 0, CX18_AV_COMPOSITE7 },
{ CX18_CARD_INPUT_SVIDEO1, 1, CX18_AV_SVIDEO1 },
diff -r 6477aa1782d5 linux/drivers/media/video/cx18/cx18-cards.h
--- a/linux/drivers/media/video/cx18/cx18-cards.h Tue Jul 21 09:17:24 2009 -0300
+++ b/linux/drivers/media/video/cx18/cx18-cards.h Tue Jul 21 20:55:54 2009 -0400
@@ -22,13 +22,17 @@
*/
/* hardware flags */
-#define CX18_HW_TUNER (1 << 0)
-#define CX18_HW_TVEEPROM (1 << 1)
-#define CX18_HW_CS5345 (1 << 2)
-#define CX18_HW_DVB (1 << 3)
-#define CX18_HW_418_AV (1 << 4)
-#define CX18_HW_GPIO_MUX (1 << 5)
-#define CX18_HW_GPIO_RESET_CTRL (1 << 6)
+#define CX18_HW_TUNER (1 << 0)
+#define CX18_HW_TVEEPROM (1 << 1)
+#define CX18_HW_CS5345 (1 << 2)
+#define CX18_HW_DVB (1 << 3)
+#define CX18_HW_418_AV (1 << 4)
+#define CX18_HW_GPIO_MUX (1 << 5)
+#define CX18_HW_GPIO_RESET_CTRL (1 << 6)
+#define CX18_HW_Z8F0811_IR_TX_HAUP (1 << 7)
+#define CX18_HW_Z8F0811_IR_RX_HAUP (1 << 8)
+#define CX18_HW_Z8F0811_IR_HAUP (CX18_HW_Z8F0811_IR_RX_HAUP | \
+ CX18_HW_Z8F0811_IR_TX_HAUP)
/* video inputs */
#define CX18_CARD_INPUT_VID_TUNER 1
diff -r 6477aa1782d5 linux/drivers/media/video/cx18/cx18-i2c.c
--- a/linux/drivers/media/video/cx18/cx18-i2c.c Tue Jul 21 09:17:24 2009 -0300
+++ b/linux/drivers/media/video/cx18/cx18-i2c.c Tue Jul 21 20:55:54 2009 -0400
@@ -28,6 +28,9 @@
#include "cx18-gpio.h"
#include "cx18-i2c.h"
#include "cx18-irq.h"
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 30)
+#include <media/ir-kbd-i2c.h>
+#endif
#define CX18_REG_I2C_1_WR 0xf15000
#define CX18_REG_I2C_1_RD 0xf15008
@@ -40,16 +43,20 @@
#define GETSDL_BIT 0x0008
#define CX18_CS5345_I2C_ADDR 0x4c
+#define CX18_Z8F0811_IR_TX_I2C_ADDR 0x70
+#define CX18_Z8F0811_IR_RX_I2C_ADDR 0x71
/* This array should match the CX18_HW_ defines */
static const u8 hw_addrs[] = {
- 0, /* CX18_HW_TUNER */
- 0, /* CX18_HW_TVEEPROM */
- CX18_CS5345_I2C_ADDR, /* CX18_HW_CS5345 */
- 0, /* CX18_HW_DVB */
- 0, /* CX18_HW_418_AV */
- 0, /* CX18_HW_GPIO_MUX */
- 0, /* CX18_HW_GPIO_RESET_CTRL */
+ 0, /* CX18_HW_TUNER */
+ 0, /* CX18_HW_TVEEPROM */
+ CX18_CS5345_I2C_ADDR, /* CX18_HW_CS5345 */
+ 0, /* CX18_HW_DVB */
+ 0, /* CX18_HW_418_AV */
+ 0, /* CX18_HW_GPIO_MUX */
+ 0, /* CX18_HW_GPIO_RESET_CTRL */
+ CX18_Z8F0811_IR_TX_I2C_ADDR, /* CX18_HW_Z8F0811_IR_TX_HAUP */
+ CX18_Z8F0811_IR_RX_I2C_ADDR, /* CX18_HW_Z8F0811_IR_RX_HAUP */
};
/* This array should match the CX18_HW_ defines */
@@ -62,6 +69,8 @@
0, /* CX18_HW_418_AV */
0, /* CX18_HW_GPIO_MUX */
0, /* CX18_HW_GPIO_RESET_CTRL */
+ 0, /* CX18_HW_Z8F0811_IR_TX_HAUP */
+ 0, /* CX18_HW_Z8F0811_IR_RX_HAUP */
};
/* This array should match the CX18_HW_ defines */
@@ -73,6 +82,8 @@
NULL, /* CX18_HW_418_AV */
NULL, /* CX18_HW_GPIO_MUX */
NULL, /* CX18_HW_GPIO_RESET_CTRL */
+ NULL, /* CX18_HW_Z8F0811_IR_TX_HAUP */
+ NULL, /* CX18_HW_Z8F0811_IR_RX_HAUP */
};
/* This array should match the CX18_HW_ defines */
@@ -84,8 +95,41 @@
"cx23418_AV",
"gpio_mux",
"gpio_reset_ctrl",
+ "ir_tx_z8f0811_haup",
+ "ir_rx_z8f0811_haup",
};
+static int cx18_i2c_new_ir(struct i2c_adapter *adap, u32 hw, const char *type,
+ u8 addr)
+{
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 30)
+ struct i2c_board_info info;
+ struct IR_i2c_init_data ir_init_data;
+ unsigned short addr_list[2] = { addr, I2C_CLIENT_END };
+
+ memset(&info, 0, sizeof(struct i2c_board_info));
+ strlcpy(info.type, type, I2C_NAME_SIZE);
+
+ /* Our default information for ir-kbd-i2c.c to use */
+ switch (hw) {
+ case CX18_HW_Z8F0811_IR_RX_HAUP:
+ memset(&ir_init_data, 0, sizeof(struct IR_i2c_init_data));
+ ir_init_data.ir_codes = ir_codes_hauppauge_new;
+ ir_init_data.internal_get_key_func = IR_KBD_GET_KEY_HAUP_XVR;
+ ir_init_data.type = IR_TYPE_RC5;
+ ir_init_data.name = "CX23418 Z8F0811 Hauppauge";
+ info.platform_data = &ir_init_data;
+ break;
+ default:
+ break;
+ }
+
+ return i2c_new_probed_device(adap, &info, addr_list) == NULL ? -1 : 0;
+#else
+ return -1;
+#endif
+}
+
int cx18_i2c_register(struct cx18 *cx, unsigned idx)
{
struct v4l2_subdev *sd;
@@ -115,11 +159,14 @@
return sd != NULL ? 0 : -1;
}
+ if (hw & CX18_HW_Z8F0811_IR_HAUP)
+ return cx18_i2c_new_ir(adap, hw, type, hw_addrs[idx]);
+
/* Is it not an I2C device or one we do not wish to register? */
if (!hw_addrs[idx])
return -1;
- /* It's an I2C device other than an analog tuner */
+ /* It's an I2C device other than an analog tuner or IR chip */
sd = v4l2_i2c_new_subdev(&cx->v4l2_dev, adap, mod, type, hw_addrs[idx]);
if (sd != NULL)
sd->grp_id = hw;
--
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