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path: root/drivers/media/video/ivtv/ivtv-controls.c
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Diffstat (limited to 'drivers/media/video/ivtv/ivtv-controls.c')
-rw-r--r--drivers/media/video/ivtv/ivtv-controls.c62
1 files changed, 62 insertions, 0 deletions
diff --git a/drivers/media/video/ivtv/ivtv-controls.c b/drivers/media/video/ivtv/ivtv-controls.c
index b31ee1bceef8..c60424601cb9 100644
--- a/drivers/media/video/ivtv/ivtv-controls.c
+++ b/drivers/media/video/ivtv/ivtv-controls.c
@@ -21,6 +21,7 @@
#include "ivtv-driver.h"
#include "ivtv-ioctl.h"
#include "ivtv-controls.h"
+#include "ivtv-mailbox.h"
static int ivtv_s_stream_vbi_fmt(struct cx2341x_handler *cxhdl, u32 fmt)
{
@@ -99,3 +100,64 @@ struct cx2341x_handler_ops ivtv_cxhdl_ops = {
.s_video_encoding = ivtv_s_video_encoding,
.s_stream_vbi_fmt = ivtv_s_stream_vbi_fmt,
};
+
+int ivtv_g_pts_frame(struct ivtv *itv, s64 *pts, s64 *frame)
+{
+ u32 data[CX2341X_MBOX_MAX_DATA];
+
+ if (test_bit(IVTV_F_I_VALID_DEC_TIMINGS, &itv->i_flags)) {
+ *pts = (s64)((u64)itv->last_dec_timing[2] << 32) |
+ (u64)itv->last_dec_timing[1];
+ *frame = itv->last_dec_timing[0];
+ return 0;
+ }
+ *pts = 0;
+ *frame = 0;
+ if (atomic_read(&itv->decoding)) {
+ if (ivtv_api(itv, CX2341X_DEC_GET_TIMING_INFO, 5, data)) {
+ IVTV_DEBUG_WARN("GET_TIMING: couldn't read clock\n");
+ return -EIO;
+ }
+ memcpy(itv->last_dec_timing, data, sizeof(itv->last_dec_timing));
+ set_bit(IVTV_F_I_VALID_DEC_TIMINGS, &itv->i_flags);
+ *pts = (s64)((u64) data[2] << 32) | (u64) data[1];
+ *frame = data[0];
+ /*timing->scr = (u64) (((u64) data[4] << 32) | (u64) (data[3]));*/
+ }
+ return 0;
+}
+
+static int ivtv_g_volatile_ctrl(struct v4l2_ctrl *ctrl)
+{
+ struct ivtv *itv = container_of(ctrl->handler, struct ivtv, cxhdl.hdl);
+
+ switch (ctrl->id) {
+ /* V4L2_CID_MPEG_VIDEO_DEC_PTS and V4L2_CID_MPEG_VIDEO_DEC_FRAME
+ control cluster */
+ case V4L2_CID_MPEG_VIDEO_DEC_PTS:
+ return ivtv_g_pts_frame(itv, &itv->ctrl_pts->val64,
+ &itv->ctrl_frame->val64);
+ }
+ return 0;
+}
+
+static int ivtv_s_ctrl(struct v4l2_ctrl *ctrl)
+{
+ struct ivtv *itv = container_of(ctrl->handler, struct ivtv, cxhdl.hdl);
+
+ switch (ctrl->id) {
+ /* V4L2_CID_MPEG_AUDIO_DEC_PLAYBACK and MULTILINGUAL_PLAYBACK
+ control cluster */
+ case V4L2_CID_MPEG_AUDIO_DEC_PLAYBACK:
+ itv->audio_stereo_mode = itv->ctrl_audio_playback->val - 1;
+ itv->audio_bilingual_mode = itv->ctrl_audio_multilingual_playback->val - 1;
+ ivtv_vapi(itv, CX2341X_DEC_SET_AUDIO_MODE, 2, itv->audio_bilingual_mode, itv->audio_stereo_mode);
+ break;
+ }
+ return 0;
+}
+
+const struct v4l2_ctrl_ops ivtv_hdl_out_ops = {
+ .s_ctrl = ivtv_s_ctrl,
+ .g_volatile_ctrl = ivtv_g_volatile_ctrl,
+};