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authorHans Verkuil <hverkuil@xs4all.nl>2008-05-29 16:43:54 -0300
committerMauro Carvalho Chehab <mchehab@infradead.org>2008-07-20 07:10:31 -0300
commit3f038d80039f60e4340eaedd13369e0d2c758b80 (patch)
tree994cafb1cb1900b97155b2d3233814632c856adc /drivers/media/video/ivtv/ivtv-controls.c
parent539a7555b31e65e66fb84c881d07d2bf18c974d0 (diff)
V4L/DVB (8079): ivtv: Convert to video_ioctl2.
Based on an initial conversion patch from Douglas Landgraf. Signed-off-by: Douglas Schilling Landgraf <dougsland@gmail.com> Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl> Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
Diffstat (limited to 'drivers/media/video/ivtv/ivtv-controls.c')
-rw-r--r--drivers/media/video/ivtv/ivtv-controls.c196
1 files changed, 90 insertions, 106 deletions
diff --git a/drivers/media/video/ivtv/ivtv-controls.c b/drivers/media/video/ivtv/ivtv-controls.c
index c7e449f6397..06723bac99c 100644
--- a/drivers/media/video/ivtv/ivtv-controls.c
+++ b/drivers/media/video/ivtv/ivtv-controls.c
@@ -47,8 +47,10 @@ static const u32 *ctrl_classes[] = {
NULL
};
-static int ivtv_queryctrl(struct ivtv *itv, struct v4l2_queryctrl *qctrl)
+
+int ivtv_queryctrl(struct file *file, void *fh, struct v4l2_queryctrl *qctrl)
{
+ struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
const char *name;
IVTV_DEBUG_IOCTL("VIDIOC_QUERYCTRL(%08x)\n", qctrl->id);
@@ -87,17 +89,20 @@ static int ivtv_queryctrl(struct ivtv *itv, struct v4l2_queryctrl *qctrl)
return 0;
}
-static int ivtv_querymenu(struct ivtv *itv, struct v4l2_querymenu *qmenu)
+int ivtv_querymenu(struct file *file, void *fh, struct v4l2_querymenu *qmenu)
{
+ struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
struct v4l2_queryctrl qctrl;
+ IVTV_DEBUG_IOCTL("VIDIOC_QUERYMENU\n");
qctrl.id = qmenu->id;
- ivtv_queryctrl(itv, &qctrl);
+ ivtv_queryctrl(file, fh, &qctrl);
return v4l2_ctrl_query_menu(qmenu, &qctrl, cx2341x_ctrl_get_menu(qmenu->id));
}
-static int ivtv_s_ctrl(struct ivtv *itv, struct v4l2_control *vctrl)
+int ivtv_s_ctrl(struct file *file, void *fh, struct v4l2_control *vctrl)
{
+ struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
s32 v = vctrl->value;
IVTV_DEBUG_IOCTL("VIDIOC_S_CTRL(%08x, %x)\n", vctrl->id, v);
@@ -125,8 +130,10 @@ static int ivtv_s_ctrl(struct ivtv *itv, struct v4l2_control *vctrl)
return 0;
}
-static int ivtv_g_ctrl(struct ivtv *itv, struct v4l2_control *vctrl)
+int ivtv_g_ctrl(struct file *file, void *fh, struct v4l2_control *vctrl)
{
+ struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
+
IVTV_DEBUG_IOCTL("VIDIOC_G_CTRL(%08x)\n", vctrl->id);
switch (vctrl->id) {
@@ -191,119 +198,96 @@ static int ivtv_setup_vbi_fmt(struct ivtv *itv, enum v4l2_mpeg_stream_vbi_fmt fm
return 0;
}
-int ivtv_control_ioctls(struct ivtv *itv, unsigned int cmd, void *arg)
+int ivtv_g_ext_ctrls(struct file *file, void *fh, struct v4l2_ext_controls *c)
{
+ struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
struct v4l2_control ctrl;
- switch (cmd) {
- case VIDIOC_QUERYMENU:
- IVTV_DEBUG_IOCTL("VIDIOC_QUERYMENU\n");
- return ivtv_querymenu(itv, arg);
-
- case VIDIOC_QUERYCTRL:
- return ivtv_queryctrl(itv, arg);
-
- case VIDIOC_S_CTRL:
- return ivtv_s_ctrl(itv, arg);
-
- case VIDIOC_G_CTRL:
- return ivtv_g_ctrl(itv, arg);
-
- case VIDIOC_S_EXT_CTRLS:
- {
- struct v4l2_ext_controls *c = arg;
-
- if (c->ctrl_class == V4L2_CTRL_CLASS_USER) {
- int i;
- int err = 0;
-
- for (i = 0; i < c->count; i++) {
- ctrl.id = c->controls[i].id;
- ctrl.value = c->controls[i].value;
- err = ivtv_s_ctrl(itv, &ctrl);
- c->controls[i].value = ctrl.value;
- if (err) {
- c->error_idx = i;
- break;
- }
- }
- return err;
- }
- IVTV_DEBUG_IOCTL("VIDIOC_S_EXT_CTRLS\n");
- if (c->ctrl_class == V4L2_CTRL_CLASS_MPEG) {
- static u32 freqs[3] = { 44100, 48000, 32000 };
- struct cx2341x_mpeg_params p = itv->params;
- int err = cx2341x_ext_ctrls(&p, atomic_read(&itv->capturing), arg, cmd);
- unsigned idx;
-
- if (err)
- return err;
-
- if (p.video_encoding != itv->params.video_encoding) {
- int is_mpeg1 = p.video_encoding ==
- V4L2_MPEG_VIDEO_ENCODING_MPEG_1;
- struct v4l2_format fmt;
-
- /* fix videodecoder resolution */
- fmt.type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
- fmt.fmt.pix.width = itv->params.width / (is_mpeg1 ? 2 : 1);
- fmt.fmt.pix.height = itv->params.height;
- itv->video_dec_func(itv, VIDIOC_S_FMT, &fmt);
- }
- err = cx2341x_update(itv, ivtv_api_func, &itv->params, &p);
- if (!err && itv->params.stream_vbi_fmt != p.stream_vbi_fmt) {
- err = ivtv_setup_vbi_fmt(itv, p.stream_vbi_fmt);
+ if (c->ctrl_class == V4L2_CTRL_CLASS_USER) {
+ int i;
+ int err = 0;
+
+ for (i = 0; i < c->count; i++) {
+ ctrl.id = c->controls[i].id;
+ ctrl.value = c->controls[i].value;
+ err = ivtv_g_ctrl(file, fh, &ctrl);
+ c->controls[i].value = ctrl.value;
+ if (err) {
+ c->error_idx = i;
+ break;
}
- itv->params = p;
- itv->dualwatch_stereo_mode = p.audio_properties & 0x0300;
- idx = p.audio_properties & 0x03;
- /* The audio clock of the digitizer must match the codec sample
- rate otherwise you get some very strange effects. */
- if (idx < sizeof(freqs))
- ivtv_call_i2c_clients(itv, VIDIOC_INT_AUDIO_CLOCK_FREQ, &freqs[idx]);
- return err;
}
- return -EINVAL;
+ return err;
}
+ IVTV_DEBUG_IOCTL("VIDIOC_G_EXT_CTRLS\n");
+ if (c->ctrl_class == V4L2_CTRL_CLASS_MPEG)
+ return cx2341x_ext_ctrls(&itv->params, 0, c, VIDIOC_G_EXT_CTRLS);
+ return -EINVAL;
+}
- case VIDIOC_G_EXT_CTRLS:
- {
- struct v4l2_ext_controls *c = arg;
-
- if (c->ctrl_class == V4L2_CTRL_CLASS_USER) {
- int i;
- int err = 0;
-
- for (i = 0; i < c->count; i++) {
- ctrl.id = c->controls[i].id;
- ctrl.value = c->controls[i].value;
- err = ivtv_g_ctrl(itv, &ctrl);
- c->controls[i].value = ctrl.value;
- if (err) {
- c->error_idx = i;
- break;
- }
+int ivtv_s_ext_ctrls(struct file *file, void *fh, struct v4l2_ext_controls *c)
+{
+ struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
+ struct v4l2_control ctrl;
+
+ if (c->ctrl_class == V4L2_CTRL_CLASS_USER) {
+ int i;
+ int err = 0;
+
+ for (i = 0; i < c->count; i++) {
+ ctrl.id = c->controls[i].id;
+ ctrl.value = c->controls[i].value;
+ err = ivtv_s_ctrl(file, fh, &ctrl);
+ c->controls[i].value = ctrl.value;
+ if (err) {
+ c->error_idx = i;
+ break;
}
- return err;
}
- IVTV_DEBUG_IOCTL("VIDIOC_G_EXT_CTRLS\n");
- if (c->ctrl_class == V4L2_CTRL_CLASS_MPEG)
- return cx2341x_ext_ctrls(&itv->params, 0, arg, cmd);
- return -EINVAL;
+ return err;
}
+ IVTV_DEBUG_IOCTL("VIDIOC_S_EXT_CTRLS\n");
+ if (c->ctrl_class == V4L2_CTRL_CLASS_MPEG) {
+ static u32 freqs[3] = { 44100, 48000, 32000 };
+ struct cx2341x_mpeg_params p = itv->params;
+ int err = cx2341x_ext_ctrls(&p, atomic_read(&itv->capturing), c, VIDIOC_S_EXT_CTRLS);
+ unsigned idx;
+
+ if (err)
+ return err;
- case VIDIOC_TRY_EXT_CTRLS:
- {
- struct v4l2_ext_controls *c = arg;
+ if (p.video_encoding != itv->params.video_encoding) {
+ int is_mpeg1 = p.video_encoding ==
+ V4L2_MPEG_VIDEO_ENCODING_MPEG_1;
+ struct v4l2_format fmt;
- IVTV_DEBUG_IOCTL("VIDIOC_TRY_EXT_CTRLS\n");
- if (c->ctrl_class == V4L2_CTRL_CLASS_MPEG)
- return cx2341x_ext_ctrls(&itv->params, atomic_read(&itv->capturing), arg, cmd);
- return -EINVAL;
+ /* fix videodecoder resolution */
+ fmt.type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
+ fmt.fmt.pix.width = itv->params.width / (is_mpeg1 ? 2 : 1);
+ fmt.fmt.pix.height = itv->params.height;
+ itv->video_dec_func(itv, VIDIOC_S_FMT, &fmt);
+ }
+ err = cx2341x_update(itv, ivtv_api_func, &itv->params, &p);
+ if (!err && itv->params.stream_vbi_fmt != p.stream_vbi_fmt)
+ err = ivtv_setup_vbi_fmt(itv, p.stream_vbi_fmt);
+ itv->params = p;
+ itv->dualwatch_stereo_mode = p.audio_properties & 0x0300;
+ idx = p.audio_properties & 0x03;
+ /* The audio clock of the digitizer must match the codec sample
+ rate otherwise you get some very strange effects. */
+ if (idx < sizeof(freqs))
+ ivtv_call_i2c_clients(itv, VIDIOC_INT_AUDIO_CLOCK_FREQ, &freqs[idx]);
+ return err;
}
+ return -EINVAL;
+}
- default:
- return -EINVAL;
- }
- return 0;
+int ivtv_try_ext_ctrls(struct file *file, void *fh, struct v4l2_ext_controls *c)
+{
+ struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
+
+ IVTV_DEBUG_IOCTL("VIDIOC_TRY_EXT_CTRLS\n");
+ if (c->ctrl_class == V4L2_CTRL_CLASS_MPEG)
+ return cx2341x_ext_ctrls(&itv->params, atomic_read(&itv->capturing), c, VIDIOC_TRY_EXT_CTRLS);
+ return -EINVAL;
}