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path: root/drivers/media/video/ivtv/ivtv-controls.c
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-rw-r--r--drivers/media/video/ivtv/ivtv-controls.c276
1 files changed, 32 insertions, 244 deletions
diff --git a/drivers/media/video/ivtv/ivtv-controls.c b/drivers/media/video/ivtv/ivtv-controls.c
index b588e30cbcf0..b31ee1bceef8 100644
--- a/drivers/media/video/ivtv/ivtv-controls.c
+++ b/drivers/media/video/ivtv/ivtv-controls.c
@@ -17,163 +17,14 @@
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
-#include <linux/kernel.h>
-#include <linux/slab.h>
#include "ivtv-driver.h"
-#include "ivtv-cards.h"
#include "ivtv-ioctl.h"
-#include "ivtv-routing.h"
-#include "ivtv-i2c.h"
-#include "ivtv-mailbox.h"
#include "ivtv-controls.h"
-/* Must be sorted from low to high control ID! */
-static const u32 user_ctrls[] = {
- V4L2_CID_USER_CLASS,
- V4L2_CID_BRIGHTNESS,
- V4L2_CID_CONTRAST,
- V4L2_CID_SATURATION,
- V4L2_CID_HUE,
- V4L2_CID_AUDIO_VOLUME,
- V4L2_CID_AUDIO_BALANCE,
- V4L2_CID_AUDIO_BASS,
- V4L2_CID_AUDIO_TREBLE,
- V4L2_CID_AUDIO_MUTE,
- V4L2_CID_AUDIO_LOUDNESS,
- 0
-};
-
-static const u32 *ctrl_classes[] = {
- user_ctrls,
- cx2341x_mpeg_ctrls,
- NULL
-};
-
-
-int ivtv_queryctrl(struct file *file, void *fh, struct v4l2_queryctrl *qctrl)
-{
- struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
- const char *name;
-
- qctrl->id = v4l2_ctrl_next(ctrl_classes, qctrl->id);
- if (qctrl->id == 0)
- return -EINVAL;
-
- switch (qctrl->id) {
- /* Standard V4L2 controls */
- case V4L2_CID_USER_CLASS:
- return v4l2_ctrl_query_fill(qctrl, 0, 0, 0, 0);
- case V4L2_CID_BRIGHTNESS:
- case V4L2_CID_HUE:
- case V4L2_CID_SATURATION:
- case V4L2_CID_CONTRAST:
- if (v4l2_subdev_call(itv->sd_video, core, queryctrl, qctrl))
- qctrl->flags |= V4L2_CTRL_FLAG_DISABLED;
- return 0;
-
- case V4L2_CID_AUDIO_VOLUME:
- case V4L2_CID_AUDIO_MUTE:
- case V4L2_CID_AUDIO_BALANCE:
- case V4L2_CID_AUDIO_BASS:
- case V4L2_CID_AUDIO_TREBLE:
- case V4L2_CID_AUDIO_LOUDNESS:
- if (v4l2_subdev_call(itv->sd_audio, core, queryctrl, qctrl))
- qctrl->flags |= V4L2_CTRL_FLAG_DISABLED;
- return 0;
-
- default:
- if (cx2341x_ctrl_query(&itv->params, qctrl))
- qctrl->flags |= V4L2_CTRL_FLAG_DISABLED;
- return 0;
- }
- strncpy(qctrl->name, name, sizeof(qctrl->name) - 1);
- qctrl->name[sizeof(qctrl->name) - 1] = 0;
- return 0;
-}
-
-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;
-
- qctrl.id = qmenu->id;
- ivtv_queryctrl(file, fh, &qctrl);
- return v4l2_ctrl_query_menu(qmenu, &qctrl,
- cx2341x_ctrl_get_menu(&itv->params, qmenu->id));
-}
-
-static int ivtv_try_ctrl(struct file *file, void *fh,
- struct v4l2_ext_control *vctrl)
-{
- struct v4l2_queryctrl qctrl;
- const char **menu_items = NULL;
- int err;
-
- qctrl.id = vctrl->id;
- err = ivtv_queryctrl(file, fh, &qctrl);
- if (err)
- return err;
- if (qctrl.type == V4L2_CTRL_TYPE_MENU)
- menu_items = v4l2_ctrl_get_menu(qctrl.id);
- return v4l2_ctrl_check(vctrl, &qctrl, menu_items);
-}
-
-static int ivtv_s_ctrl(struct ivtv *itv, struct v4l2_control *vctrl)
-{
- switch (vctrl->id) {
- /* Standard V4L2 controls */
- case V4L2_CID_BRIGHTNESS:
- case V4L2_CID_HUE:
- case V4L2_CID_SATURATION:
- case V4L2_CID_CONTRAST:
- return v4l2_subdev_call(itv->sd_video, core, s_ctrl, vctrl);
-
- case V4L2_CID_AUDIO_VOLUME:
- case V4L2_CID_AUDIO_MUTE:
- case V4L2_CID_AUDIO_BALANCE:
- case V4L2_CID_AUDIO_BASS:
- case V4L2_CID_AUDIO_TREBLE:
- case V4L2_CID_AUDIO_LOUDNESS:
- return v4l2_subdev_call(itv->sd_audio, core, s_ctrl, vctrl);
-
- default:
- IVTV_DEBUG_IOCTL("invalid control 0x%x\n", vctrl->id);
- return -EINVAL;
- }
- return 0;
-}
-
-static int ivtv_g_ctrl(struct ivtv *itv, struct v4l2_control *vctrl)
+static int ivtv_s_stream_vbi_fmt(struct cx2341x_handler *cxhdl, u32 fmt)
{
- switch (vctrl->id) {
- /* Standard V4L2 controls */
- case V4L2_CID_BRIGHTNESS:
- case V4L2_CID_HUE:
- case V4L2_CID_SATURATION:
- case V4L2_CID_CONTRAST:
- return v4l2_subdev_call(itv->sd_video, core, g_ctrl, vctrl);
-
- case V4L2_CID_AUDIO_VOLUME:
- case V4L2_CID_AUDIO_MUTE:
- case V4L2_CID_AUDIO_BALANCE:
- case V4L2_CID_AUDIO_BASS:
- case V4L2_CID_AUDIO_TREBLE:
- case V4L2_CID_AUDIO_LOUDNESS:
- return v4l2_subdev_call(itv->sd_audio, core, g_ctrl, vctrl);
- default:
- IVTV_DEBUG_IOCTL("invalid control 0x%x\n", vctrl->id);
- return -EINVAL;
- }
- return 0;
-}
-
-static int ivtv_setup_vbi_fmt(struct ivtv *itv, enum v4l2_mpeg_stream_vbi_fmt fmt)
-{
- if (!(itv->v4l2_cap & V4L2_CAP_SLICED_VBI_CAPTURE))
- return -EINVAL;
- if (atomic_read(&itv->capturing) > 0)
- return -EBUSY;
+ struct ivtv *itv = container_of(cxhdl, struct ivtv, cxhdl);
/* First try to allocate sliced VBI buffers if needed. */
if (fmt && itv->vbi.sliced_mpeg_data[0] == NULL) {
@@ -208,106 +59,43 @@ static int ivtv_setup_vbi_fmt(struct ivtv *itv, enum v4l2_mpeg_stream_vbi_fmt fm
return 0;
}
-int ivtv_g_ext_ctrls(struct file *file, void *fh, struct v4l2_ext_controls *c)
+static int ivtv_s_video_encoding(struct cx2341x_handler *cxhdl, u32 val)
{
- 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_g_ctrl(itv, &ctrl);
- c->controls[i].value = ctrl.value;
- if (err) {
- c->error_idx = i;
- break;
- }
- }
- return err;
- }
- if (c->ctrl_class == V4L2_CTRL_CLASS_MPEG)
- return cx2341x_ext_ctrls(&itv->params, 0, c, VIDIOC_G_EXT_CTRLS);
- return -EINVAL;
+ struct ivtv *itv = container_of(cxhdl, struct ivtv, cxhdl);
+ int is_mpeg1 = val == V4L2_MPEG_VIDEO_ENCODING_MPEG_1;
+ struct v4l2_mbus_framefmt fmt;
+
+ /* fix videodecoder resolution */
+ fmt.width = cxhdl->width / (is_mpeg1 ? 2 : 1);
+ fmt.height = cxhdl->height;
+ fmt.code = V4L2_MBUS_FMT_FIXED;
+ v4l2_subdev_call(itv->sd_video, video, s_mbus_fmt, &fmt);
+ return 0;
}
-int ivtv_s_ext_ctrls(struct file *file, void *fh, struct v4l2_ext_controls *c)
+static int ivtv_s_audio_sampling_freq(struct cx2341x_handler *cxhdl, u32 idx)
{
- 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(itv, &ctrl);
- c->controls[i].value = ctrl.value;
- if (err) {
- c->error_idx = i;
- break;
- }
- }
- return err;
- }
- 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;
+ static const u32 freqs[3] = { 44100, 48000, 32000 };
+ struct ivtv *itv = container_of(cxhdl, struct ivtv, cxhdl);
- if (p.video_encoding != itv->params.video_encoding) {
- int is_mpeg1 = p.video_encoding ==
- V4L2_MPEG_VIDEO_ENCODING_MPEG_1;
- struct v4l2_mbus_framefmt fmt;
-
- /* fix videodecoder resolution */
- fmt.width = itv->params.width / (is_mpeg1 ? 2 : 1);
- fmt.height = itv->params.height;
- fmt.code = V4L2_MBUS_FMT_FIXED;
- v4l2_subdev_call(itv->sd_video, video, s_mbus_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 < ARRAY_SIZE(freqs))
- ivtv_call_all(itv, audio, s_clock_freq, freqs[idx]);
- return err;
- }
- return -EINVAL;
+ /* The audio clock of the digitizer must match the codec sample
+ rate otherwise you get some very strange effects. */
+ if (idx < ARRAY_SIZE(freqs))
+ ivtv_call_all(itv, audio, s_clock_freq, freqs[idx]);
+ return 0;
}
-int ivtv_try_ext_ctrls(struct file *file, void *fh, struct v4l2_ext_controls *c)
+static int ivtv_s_audio_mode(struct cx2341x_handler *cxhdl, u32 val)
{
- struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
+ struct ivtv *itv = container_of(cxhdl, struct ivtv, cxhdl);
- if (c->ctrl_class == V4L2_CTRL_CLASS_USER) {
- int i;
- int err = 0;
-
- for (i = 0; i < c->count; i++) {
- err = ivtv_try_ctrl(file, fh, &c->controls[i]);
- if (err) {
- c->error_idx = i;
- break;
- }
- }
- return err;
- }
- 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;
+ itv->dualwatch_stereo_mode = val;
+ return 0;
}
+
+struct cx2341x_handler_ops ivtv_cxhdl_ops = {
+ .s_audio_mode = ivtv_s_audio_mode,
+ .s_audio_sampling_freq = ivtv_s_audio_sampling_freq,
+ .s_video_encoding = ivtv_s_video_encoding,
+ .s_stream_vbi_fmt = ivtv_s_stream_vbi_fmt,
+};