summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
Diffstat
-rw-r--r--drivers/staging/go7007/go7007-driver.c18
-rw-r--r--drivers/staging/go7007/go7007-v4l2.c100
2 files changed, 47 insertions, 71 deletions
diff --git a/drivers/staging/go7007/go7007-driver.c b/drivers/staging/go7007/go7007-driver.c
index c5dc3b64ac0..fb1345ffb85 100644
--- a/drivers/staging/go7007/go7007-driver.c
+++ b/drivers/staging/go7007/go7007-driver.c
@@ -193,7 +193,8 @@ int go7007_reset_encoder(struct go7007 *go)
static int init_i2c_module(struct i2c_adapter *adapter, const char *type,
int id, int addr)
{
- struct i2c_board_info info;
+ struct go7007 *go = i2c_get_adapdata(adapter);
+ struct v4l2_device *v4l2_dev = &go->v4l2_dev;
char *modname;
switch (id) {
@@ -225,14 +226,10 @@ static int init_i2c_module(struct i2c_adapter *adapter, const char *type,
modname = NULL;
break;
}
- if (modname != NULL)
- request_module(modname);
- memset(&info, 0, sizeof(struct i2c_board_info));
- info.addr = addr;
- strlcpy(info.type, type, I2C_NAME_SIZE);
- if (!i2c_new_device(adapter, &info))
+ if (v4l2_i2c_new_subdev(v4l2_dev, adapter, modname, type, addr, NULL))
return 0;
+
if (modname != NULL)
printk(KERN_INFO
"go7007: probing for module %s failed\n", modname);
@@ -262,6 +259,11 @@ int go7007_register_encoder(struct go7007 *go)
if (ret < 0)
return -1;
+ /* v4l2 init must happen before i2c subdevs */
+ ret = go7007_v4l2_init(go);
+ if (ret < 0)
+ return ret;
+
if (!go->i2c_adapter_online &&
go->board_info->flags & GO7007_BOARD_USE_ONBOARD_I2C) {
if (go7007_i2c_init(go) < 0)
@@ -282,7 +284,7 @@ int go7007_register_encoder(struct go7007 *go)
go->audio_enabled = 1;
go7007_snd_init(go);
}
- return go7007_v4l2_init(go);
+ return 0;
}
EXPORT_SYMBOL(go7007_register_encoder);
diff --git a/drivers/staging/go7007/go7007-v4l2.c b/drivers/staging/go7007/go7007-v4l2.c
index faa749dd035..b18d8e2d4c5 100644
--- a/drivers/staging/go7007/go7007-v4l2.c
+++ b/drivers/staging/go7007/go7007-v4l2.c
@@ -29,6 +29,7 @@
#include <linux/videodev2.h>
#include <media/v4l2-common.h>
#include <media/v4l2-ioctl.h>
+#include <media/v4l2-subdev.h>
#include <linux/i2c.h>
#include <linux/mutex.h>
#include <linux/uaccess.h>
@@ -46,6 +47,9 @@
#define V4L2_MPEG_VIDEO_ENCODING_MPEG_4 3
#endif
+#define call_all(dev, o, f, args...) \
+ v4l2_device_call_until_err(dev, 0, o, f, ##args)
+
static void deactivate_buffer(struct go7007_buffer *gobuf)
{
int i;
@@ -247,19 +251,23 @@ static int set_capture_size(struct go7007 *go, struct v4l2_format *fmt, int try)
go->modet_map[i] = 0;
if (go->board_info->sensor_flags & GO7007_SENSOR_SCALING) {
- struct video_decoder_resolution res;
+ struct v4l2_format res;
+
+ if (fmt != NULL) {
+ res = *fmt;
+ } else {
+ res.type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
+ res.fmt.pix.width = width;
+ }
- res.width = width;
if (height > sensor_height / 2) {
- res.height = height / 2;
+ res.fmt.pix.height = height / 2;
go->encoder_v_halve = 0;
} else {
- res.height = height;
+ res.fmt.pix.height = height;
go->encoder_v_halve = 1;
}
- if (go->i2c_adapter_online)
- i2c_clients_command(&go->i2c_adapter,
- DECODER_SET_RESOLUTION, &res);
+ call_all(&go->v4l2_dev, video, s_fmt, &res);
} else {
if (width <= sensor_width / 4) {
go->encoder_h_halve = 1;
@@ -385,7 +393,7 @@ static int clip_to_modet_map(struct go7007 *go, int region,
}
#endif
-static int mpeg_queryctrl(struct v4l2_queryctrl *ctrl)
+static int mpeg_query_ctrl(struct v4l2_queryctrl *ctrl)
{
static const u32 mpeg_ctrls[] = {
V4L2_CID_MPEG_CLASS,
@@ -973,51 +981,35 @@ static int vidioc_queryctrl(struct file *file, void *priv,
struct v4l2_queryctrl *query)
{
struct go7007 *go = ((struct go7007_file *) priv)->go;
+ int id = query->id;
- if (!go->i2c_adapter_online)
- return -EIO;
-
- i2c_clients_command(&go->i2c_adapter, VIDIOC_QUERYCTRL, query);
+ if (0 == call_all(&go->v4l2_dev, core, queryctrl, query))
+ return 0;
- return (!query->name[0]) ? mpeg_queryctrl(query) : 0;
+ query->id = id;
+ return mpeg_query_ctrl(query);
}
static int vidioc_g_ctrl(struct file *file, void *priv,
struct v4l2_control *ctrl)
{
struct go7007 *go = ((struct go7007_file *) priv)->go;
- struct v4l2_queryctrl query;
-
- if (!go->i2c_adapter_online)
- return -EIO;
- memset(&query, 0, sizeof(query));
- query.id = ctrl->id;
- i2c_clients_command(&go->i2c_adapter, VIDIOC_QUERYCTRL, &query);
- if (query.name[0] == 0)
- return mpeg_g_ctrl(ctrl, go);
- i2c_clients_command(&go->i2c_adapter, VIDIOC_G_CTRL, ctrl);
+ if (0 == call_all(&go->v4l2_dev, core, g_ctrl, ctrl))
+ return 0;
- return 0;
+ return mpeg_g_ctrl(ctrl, go);
}
static int vidioc_s_ctrl(struct file *file, void *priv,
struct v4l2_control *ctrl)
{
struct go7007 *go = ((struct go7007_file *) priv)->go;
- struct v4l2_queryctrl query;
-
- if (!go->i2c_adapter_online)
- return -EIO;
- memset(&query, 0, sizeof(query));
- query.id = ctrl->id;
- i2c_clients_command(&go->i2c_adapter, VIDIOC_QUERYCTRL, &query);
- if (query.name[0] == 0)
- return mpeg_s_ctrl(ctrl, go);
- i2c_clients_command(&go->i2c_adapter, VIDIOC_S_CTRL, ctrl);
+ if (0 == call_all(&go->v4l2_dev, core, s_ctrl, ctrl))
+ return 0;
- return 0;
+ return mpeg_s_ctrl(ctrl, go);
}
static int vidioc_g_parm(struct file *filp, void *priv,
@@ -1135,8 +1127,7 @@ static int vidioc_s_std(struct file *file, void *priv, v4l2_std_id *std)
if (go->streaming)
return -EBUSY;
- if (!(go->board_info->sensor_flags & GO7007_SENSOR_TV) &&
- *std != 0)
+ if (!(go->board_info->sensor_flags & GO7007_SENSOR_TV) && *std != 0)
return -EINVAL;
if (*std == 0)
@@ -1146,9 +1137,7 @@ static int vidioc_s_std(struct file *file, void *priv, v4l2_std_id *std)
go->input == go->board_info->num_inputs - 1) {
if (!go->i2c_adapter_online)
return -EIO;
- i2c_clients_command(&go->i2c_adapter,
- VIDIOC_S_STD, std);
- if (!*std) /* hack to indicate EINVAL from tuner */
+ if (call_all(&go->v4l2_dev, core, s_std, *std) < 0)
return -EINVAL;
}
@@ -1164,9 +1153,7 @@ static int vidioc_s_std(struct file *file, void *priv, v4l2_std_id *std)
} else
return -EINVAL;
- if (go->i2c_adapter_online)
- i2c_clients_command(&go->i2c_adapter,
- VIDIOC_S_STD, std);
+ call_all(&go->v4l2_dev, core, s_std, *std);
set_capture_size(go, NULL, 0);
return 0;
@@ -1180,7 +1167,7 @@ static int vidioc_querystd(struct file *file, void *priv, v4l2_std_id *std)
go->input == go->board_info->num_inputs - 1) {
if (!go->i2c_adapter_online)
return -EIO;
- i2c_clients_command(&go->i2c_adapter, VIDIOC_QUERYSTD, std);
+ return call_all(&go->v4l2_dev, video, querystd, std);
} else if (go->board_info->sensor_flags & GO7007_SENSOR_TV)
*std = V4L2_STD_NTSC | V4L2_STD_PAL | V4L2_STD_SECAM;
else
@@ -1238,14 +1225,8 @@ static int vidioc_s_input(struct file *file, void *priv, unsigned int input)
return -EBUSY;
go->input = input;
- if (go->i2c_adapter_online) {
- i2c_clients_command(&go->i2c_adapter, VIDIOC_S_INPUT,
- &go->board_info->inputs[input].video_input);
- i2c_clients_command(&go->i2c_adapter, VIDIOC_S_AUDIO,
- &go->board_info->inputs[input].audio_input);
- }
- return 0;
+ return call_all(&go->v4l2_dev, video, s_routing, input, 0, 0);
}
static int vidioc_g_tuner(struct file *file, void *priv,
@@ -1260,10 +1241,7 @@ static int vidioc_g_tuner(struct file *file, void *priv,
if (!go->i2c_adapter_online)
return -EIO;
- i2c_clients_command(&go->i2c_adapter, VIDIOC_G_TUNER, t);
-
- t->index = 0;
- return 0;
+ return call_all(&go->v4l2_dev, tuner, g_tuner, t);
}
static int vidioc_s_tuner(struct file *file, void *priv,
@@ -1287,9 +1265,7 @@ static int vidioc_s_tuner(struct file *file, void *priv,
break;
}
- i2c_clients_command(&go->i2c_adapter, VIDIOC_S_TUNER, t);
-
- return 0;
+ return call_all(&go->v4l2_dev, tuner, s_tuner, t);
}
static int vidioc_g_frequency(struct file *file, void *priv,
@@ -1303,8 +1279,8 @@ static int vidioc_g_frequency(struct file *file, void *priv,
return -EIO;
f->type = V4L2_TUNER_ANALOG_TV;
- i2c_clients_command(&go->i2c_adapter, VIDIOC_G_FREQUENCY, f);
- return 0;
+
+ return call_all(&go->v4l2_dev, tuner, g_frequency, f);
}
static int vidioc_s_frequency(struct file *file, void *priv,
@@ -1317,9 +1293,7 @@ static int vidioc_s_frequency(struct file *file, void *priv,
if (!go->i2c_adapter_online)
return -EIO;
- i2c_clients_command(&go->i2c_adapter, VIDIOC_S_FREQUENCY, f);
-
- return 0;
+ return call_all(&go->v4l2_dev, tuner, s_frequency, f);
}
static int vidioc_cropcap(struct file *file, void *priv,
generated by cgit v1.2.3 (git 2.39.1) at 2024-08-27 04:11:25 +0000