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path: root/drivers/media/i2c/saa7127.c
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Diffstat (limited to 'drivers/media/i2c/saa7127.c')
-rw-r--r--drivers/media/i2c/saa7127.c55
1 files changed, 18 insertions, 37 deletions
diff --git a/drivers/media/i2c/saa7127.c b/drivers/media/i2c/saa7127.c
index 8a47ac10927f..264b755bedce 100644
--- a/drivers/media/i2c/saa7127.c
+++ b/drivers/media/i2c/saa7127.c
@@ -54,7 +54,6 @@
#include <linux/i2c.h>
#include <linux/videodev2.h>
#include <media/v4l2-device.h>
-#include <media/v4l2-chip-ident.h>
#include <media/saa7127.h>
static int debug;
@@ -251,10 +250,15 @@ static struct i2c_reg_value saa7127_init_config_50hz_secam[] = {
**********************************************************************
*/
+enum saa712x_model {
+ SAA7127,
+ SAA7129,
+};
+
struct saa7127_state {
struct v4l2_subdev sd;
v4l2_std_id std;
- u32 ident;
+ enum saa712x_model ident;
enum saa7127_input_type input_type;
enum saa7127_output_type output_type;
int video_enable;
@@ -482,7 +486,7 @@ static int saa7127_set_std(struct v4l2_subdev *sd, v4l2_std_id std)
inittab = saa7127_init_config_60hz;
state->reg_61 = SAA7127_60HZ_DAC_CONTROL;
- } else if (state->ident == V4L2_IDENT_SAA7129 &&
+ } else if (state->ident == SAA7129 &&
(std & V4L2_STD_SECAM) &&
!(std & (V4L2_STD_625_50 & ~V4L2_STD_SECAM))) {
@@ -517,7 +521,7 @@ static int saa7127_set_output_type(struct v4l2_subdev *sd, int output)
break;
case SAA7127_OUTPUT_TYPE_COMPOSITE:
- if (state->ident == V4L2_IDENT_SAA7129)
+ if (state->ident == SAA7129)
state->reg_2d = 0x20; /* CVBS only */
else
state->reg_2d = 0x08; /* 00001000 CVBS only, RGB DAC's off (high impedance mode) */
@@ -525,7 +529,7 @@ static int saa7127_set_output_type(struct v4l2_subdev *sd, int output)
break;
case SAA7127_OUTPUT_TYPE_SVIDEO:
- if (state->ident == V4L2_IDENT_SAA7129)
+ if (state->ident == SAA7129)
state->reg_2d = 0x18; /* Y + C */
else
state->reg_2d = 0xff; /*11111111 croma -> R, luma -> CVBS + G + B */
@@ -543,7 +547,7 @@ static int saa7127_set_output_type(struct v4l2_subdev *sd, int output)
break;
case SAA7127_OUTPUT_TYPE_BOTH:
- if (state->ident == V4L2_IDENT_SAA7129)
+ if (state->ident == SAA7129)
state->reg_2d = 0x38;
else
state->reg_2d = 0xbf;
@@ -661,12 +665,6 @@ static int saa7127_s_vbi_data(struct v4l2_subdev *sd, const struct v4l2_sliced_v
#ifdef CONFIG_VIDEO_ADV_DEBUG
static int saa7127_g_register(struct v4l2_subdev *sd, struct v4l2_dbg_register *reg)
{
- struct i2c_client *client = v4l2_get_subdevdata(sd);
-
- if (!v4l2_chip_match_i2c_client(client, &reg->match))
- return -EINVAL;
- if (!capable(CAP_SYS_ADMIN))
- return -EPERM;
reg->val = saa7127_read(sd, reg->reg & 0xff);
reg->size = 1;
return 0;
@@ -674,25 +672,11 @@ static int saa7127_g_register(struct v4l2_subdev *sd, struct v4l2_dbg_register *
static int saa7127_s_register(struct v4l2_subdev *sd, const struct v4l2_dbg_register *reg)
{
- struct i2c_client *client = v4l2_get_subdevdata(sd);
-
- if (!v4l2_chip_match_i2c_client(client, &reg->match))
- return -EINVAL;
- if (!capable(CAP_SYS_ADMIN))
- return -EPERM;
saa7127_write(sd, reg->reg & 0xff, reg->val & 0xff);
return 0;
}
#endif
-static int saa7127_g_chip_ident(struct v4l2_subdev *sd, struct v4l2_dbg_chip_ident *chip)
-{
- struct saa7127_state *state = to_state(sd);
- struct i2c_client *client = v4l2_get_subdevdata(sd);
-
- return v4l2_chip_ident_i2c_client(client, chip, state->ident, 0);
-}
-
static int saa7127_log_status(struct v4l2_subdev *sd)
{
struct saa7127_state *state = to_state(sd);
@@ -712,7 +696,6 @@ static int saa7127_log_status(struct v4l2_subdev *sd)
static const struct v4l2_subdev_core_ops saa7127_core_ops = {
.log_status = saa7127_log_status,
- .g_chip_ident = saa7127_g_chip_ident,
#ifdef CONFIG_VIDEO_ADV_DEBUG
.g_register = saa7127_g_register,
.s_register = saa7127_s_register,
@@ -752,7 +735,7 @@ static int saa7127_probe(struct i2c_client *client,
v4l_dbg(1, debug, client, "detecting saa7127 client on address 0x%x\n",
client->addr << 1);
- state = kzalloc(sizeof(struct saa7127_state), GFP_KERNEL);
+ state = devm_kzalloc(&client->dev, sizeof(*state), GFP_KERNEL);
if (state == NULL)
return -ENOMEM;
@@ -767,7 +750,6 @@ static int saa7127_probe(struct i2c_client *client,
if ((saa7127_read(sd, 0) & 0xe4) != 0 ||
(saa7127_read(sd, 0x29) & 0x3f) != 0x1d) {
v4l2_dbg(1, debug, sd, "saa7127 not found\n");
- kfree(state);
return -ENODEV;
}
@@ -782,10 +764,10 @@ static int saa7127_probe(struct i2c_client *client,
if (saa7127_read(sd, SAA7129_REG_FADE_KEY_COL2) == 0xaa) {
saa7127_write(sd, SAA7129_REG_FADE_KEY_COL2,
read_result);
- state->ident = V4L2_IDENT_SAA7129;
+ state->ident = SAA7129;
strlcpy(client->name, "saa7129", I2C_NAME_SIZE);
} else {
- state->ident = V4L2_IDENT_SAA7127;
+ state->ident = SAA7127;
strlcpy(client->name, "saa7127", I2C_NAME_SIZE);
}
}
@@ -809,7 +791,7 @@ static int saa7127_probe(struct i2c_client *client,
saa7127_set_input_type(sd, SAA7127_INPUT_TYPE_NORMAL);
saa7127_set_video_enable(sd, 1);
- if (state->ident == V4L2_IDENT_SAA7129)
+ if (state->ident == SAA7129)
saa7127_write_inittab(sd, saa7129_init_config_extra);
return 0;
}
@@ -823,7 +805,6 @@ static int saa7127_remove(struct i2c_client *client)
v4l2_device_unregister_subdev(sd);
/* Turn off TV output */
saa7127_set_video_enable(sd, 0);
- kfree(to_state(sd));
return 0;
}
@@ -831,10 +812,10 @@ static int saa7127_remove(struct i2c_client *client)
static struct i2c_device_id saa7127_id[] = {
{ "saa7127_auto", 0 }, /* auto-detection */
- { "saa7126", V4L2_IDENT_SAA7127 },
- { "saa7127", V4L2_IDENT_SAA7127 },
- { "saa7128", V4L2_IDENT_SAA7129 },
- { "saa7129", V4L2_IDENT_SAA7129 },
+ { "saa7126", SAA7127 },
+ { "saa7127", SAA7127 },
+ { "saa7128", SAA7129 },
+ { "saa7129", SAA7129 },
{ }
};
MODULE_DEVICE_TABLE(i2c, saa7127_id);
generated by cgit v1.2.3 (git 2.25.1) at 2024-04-24 06:14:41 +0000