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path: root/drivers/media/video/cx2341x.c
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Diffstat (limited to 'drivers/media/video/cx2341x.c')
-rw-r--r--drivers/media/video/cx2341x.c185
1 files changed, 105 insertions, 80 deletions
diff --git a/drivers/media/video/cx2341x.c b/drivers/media/video/cx2341x.c
index c592899a231..cbbe47fb87b 100644
--- a/drivers/media/video/cx2341x.c
+++ b/drivers/media/video/cx2341x.c
@@ -77,10 +77,65 @@ const u32 cx2341x_mpeg_ctrls[] = {
};
EXPORT_SYMBOL(cx2341x_mpeg_ctrls);
+static const struct cx2341x_mpeg_params default_params = {
+ /* misc */
+ .capabilities = 0,
+ .port = CX2341X_PORT_MEMORY,
+ .width = 720,
+ .height = 480,
+ .is_50hz = 0,
+
+ /* stream */
+ .stream_type = V4L2_MPEG_STREAM_TYPE_MPEG2_PS,
+ .stream_vbi_fmt = V4L2_MPEG_STREAM_VBI_FMT_NONE,
+ .stream_insert_nav_packets = 0,
+
+ /* audio */
+ .audio_sampling_freq = V4L2_MPEG_AUDIO_SAMPLING_FREQ_48000,
+ .audio_encoding = V4L2_MPEG_AUDIO_ENCODING_LAYER_2,
+ .audio_l2_bitrate = V4L2_MPEG_AUDIO_L2_BITRATE_224K,
+ .audio_mode = V4L2_MPEG_AUDIO_MODE_STEREO,
+ .audio_mode_extension = V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_4,
+ .audio_emphasis = V4L2_MPEG_AUDIO_EMPHASIS_NONE,
+ .audio_crc = V4L2_MPEG_AUDIO_CRC_NONE,
+ .audio_mute = 0,
+
+ /* video */
+ .video_encoding = V4L2_MPEG_VIDEO_ENCODING_MPEG_2,
+ .video_aspect = V4L2_MPEG_VIDEO_ASPECT_4x3,
+ .video_b_frames = 2,
+ .video_gop_size = 12,
+ .video_gop_closure = 1,
+ .video_bitrate_mode = V4L2_MPEG_VIDEO_BITRATE_MODE_VBR,
+ .video_bitrate = 6000000,
+ .video_bitrate_peak = 8000000,
+ .video_temporal_decimation = 0,
+ .video_mute = 0,
+ .video_mute_yuv = 0x008080, /* YCbCr value for black */
+
+ /* encoding filters */
+ .video_spatial_filter_mode =
+ V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_MANUAL,
+ .video_spatial_filter = 0,
+ .video_luma_spatial_filter_type =
+ V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_1D_HOR,
+ .video_chroma_spatial_filter_type =
+ V4L2_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE_1D_HOR,
+ .video_temporal_filter_mode =
+ V4L2_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE_MANUAL,
+ .video_temporal_filter = 8,
+ .video_median_filter_type =
+ V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_OFF,
+ .video_luma_median_filter_top = 255,
+ .video_luma_median_filter_bottom = 0,
+ .video_chroma_median_filter_top = 255,
+ .video_chroma_median_filter_bottom = 0,
+};
+
/* Map the control ID to the correct field in the cx2341x_mpeg_params
struct. Return -EINVAL if the ID is unknown, else return 0. */
-static int cx2341x_get_ctrl(struct cx2341x_mpeg_params *params,
+static int cx2341x_get_ctrl(const struct cx2341x_mpeg_params *params,
struct v4l2_ext_control *ctrl)
{
switch (ctrl->id) {
@@ -420,7 +475,7 @@ static int cx2341x_ctrl_query_fill(struct v4l2_queryctrl *qctrl,
return 0;
}
-int cx2341x_ctrl_query(struct cx2341x_mpeg_params *params,
+int cx2341x_ctrl_query(const struct cx2341x_mpeg_params *params,
struct v4l2_queryctrl *qctrl)
{
int err;
@@ -430,13 +485,13 @@ int cx2341x_ctrl_query(struct cx2341x_mpeg_params *params,
return v4l2_ctrl_query_fill(qctrl,
V4L2_MPEG_AUDIO_ENCODING_LAYER_2,
V4L2_MPEG_AUDIO_ENCODING_LAYER_2, 1,
- V4L2_MPEG_AUDIO_ENCODING_LAYER_2);
+ default_params.audio_encoding);
case V4L2_CID_MPEG_AUDIO_L2_BITRATE:
return v4l2_ctrl_query_fill(qctrl,
V4L2_MPEG_AUDIO_L2_BITRATE_192K,
V4L2_MPEG_AUDIO_L2_BITRATE_384K, 1,
- V4L2_MPEG_AUDIO_L2_BITRATE_224K);
+ default_params.audio_l2_bitrate);
case V4L2_CID_MPEG_AUDIO_L1_BITRATE:
case V4L2_CID_MPEG_AUDIO_L3_BITRATE:
@@ -453,7 +508,10 @@ int cx2341x_ctrl_query(struct cx2341x_mpeg_params *params,
/* this setting is read-only for the cx2341x since the
V4L2_CID_MPEG_STREAM_TYPE really determines the
MPEG-1/2 setting */
- err = v4l2_ctrl_query_fill_std(qctrl);
+ err = v4l2_ctrl_query_fill(qctrl,
+ V4L2_MPEG_VIDEO_ENCODING_MPEG_1,
+ V4L2_MPEG_VIDEO_ENCODING_MPEG_2, 1,
+ V4L2_MPEG_VIDEO_ENCODING_MPEG_2);
if (err == 0)
qctrl->flags |= V4L2_CTRL_FLAG_READ_ONLY;
return err;
@@ -479,17 +537,22 @@ int cx2341x_ctrl_query(struct cx2341x_mpeg_params *params,
return cx2341x_ctrl_query_fill(qctrl,
V4L2_MPEG_STREAM_VBI_FMT_NONE,
V4L2_MPEG_STREAM_VBI_FMT_NONE, 1,
- V4L2_MPEG_STREAM_VBI_FMT_NONE);
+ default_params.stream_vbi_fmt);
+
+ case V4L2_CID_MPEG_VIDEO_GOP_SIZE:
+ return v4l2_ctrl_query_fill(qctrl, 1, 34, 1,
+ params->is_50hz ? 12 : 15);
/* CX23415/6 specific */
case V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE:
return cx2341x_ctrl_query_fill(qctrl,
V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_MANUAL,
V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_AUTO, 1,
- V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_MANUAL);
+ default_params.video_spatial_filter_mode);
case V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER:
- cx2341x_ctrl_query_fill(qctrl, 0, 15, 1, 0);
+ cx2341x_ctrl_query_fill(qctrl, 0, 15, 1,
+ default_params.video_spatial_filter);
qctrl->flags |= V4L2_CTRL_FLAG_SLIDER;
if (params->video_spatial_filter_mode ==
V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_AUTO)
@@ -501,7 +564,7 @@ int cx2341x_ctrl_query(struct cx2341x_mpeg_params *params,
V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_OFF,
V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_2D_SYM_NON_SEPARABLE,
1,
- V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_OFF);
+ default_params.video_luma_spatial_filter_type);
if (params->video_spatial_filter_mode ==
V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_AUTO)
qctrl->flags |= V4L2_CTRL_FLAG_INACTIVE;
@@ -512,7 +575,7 @@ int cx2341x_ctrl_query(struct cx2341x_mpeg_params *params,
V4L2_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE_OFF,
V4L2_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE_1D_HOR,
1,
- V4L2_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE_OFF);
+ default_params.video_chroma_spatial_filter_type);
if (params->video_spatial_filter_mode ==
V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_AUTO)
qctrl->flags |= V4L2_CTRL_FLAG_INACTIVE;
@@ -522,10 +585,11 @@ int cx2341x_ctrl_query(struct cx2341x_mpeg_params *params,
return cx2341x_ctrl_query_fill(qctrl,
V4L2_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE_MANUAL,
V4L2_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE_AUTO, 1,
- V4L2_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE_MANUAL);
+ default_params.video_temporal_filter_mode);
case V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER:
- cx2341x_ctrl_query_fill(qctrl, 0, 31, 1, 0);
+ cx2341x_ctrl_query_fill(qctrl, 0, 31, 1,
+ default_params.video_temporal_filter);
qctrl->flags |= V4L2_CTRL_FLAG_SLIDER;
if (params->video_temporal_filter_mode ==
V4L2_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE_AUTO)
@@ -536,10 +600,11 @@ int cx2341x_ctrl_query(struct cx2341x_mpeg_params *params,
return cx2341x_ctrl_query_fill(qctrl,
V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_OFF,
V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_DIAG, 1,
- V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_OFF);
+ default_params.video_median_filter_type);
case V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_TOP:
- cx2341x_ctrl_query_fill(qctrl, 0, 255, 1, 255);
+ cx2341x_ctrl_query_fill(qctrl, 0, 255, 1,
+ default_params.video_luma_median_filter_top);
qctrl->flags |= V4L2_CTRL_FLAG_SLIDER;
if (params->video_median_filter_type ==
V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_OFF)
@@ -547,7 +612,8 @@ int cx2341x_ctrl_query(struct cx2341x_mpeg_params *params,
return 0;
case V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_BOTTOM:
- cx2341x_ctrl_query_fill(qctrl, 0, 255, 1, 0);
+ cx2341x_ctrl_query_fill(qctrl, 0, 255, 1,
+ default_params.video_luma_median_filter_bottom);
qctrl->flags |= V4L2_CTRL_FLAG_SLIDER;
if (params->video_median_filter_type ==
V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_OFF)
@@ -555,7 +621,8 @@ int cx2341x_ctrl_query(struct cx2341x_mpeg_params *params,
return 0;
case V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_TOP:
- cx2341x_ctrl_query_fill(qctrl, 0, 255, 1, 255);
+ cx2341x_ctrl_query_fill(qctrl, 0, 255, 1,
+ default_params.video_chroma_median_filter_top);
qctrl->flags |= V4L2_CTRL_FLAG_SLIDER;
if (params->video_median_filter_type ==
V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_OFF)
@@ -563,7 +630,8 @@ int cx2341x_ctrl_query(struct cx2341x_mpeg_params *params,
return 0;
case V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_BOTTOM:
- cx2341x_ctrl_query_fill(qctrl, 0, 255, 1, 0);
+ cx2341x_ctrl_query_fill(qctrl, 0, 255, 1,
+ default_params.video_chroma_median_filter_bottom);
qctrl->flags |= V4L2_CTRL_FLAG_SLIDER;
if (params->video_median_filter_type ==
V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_OFF)
@@ -571,7 +639,8 @@ int cx2341x_ctrl_query(struct cx2341x_mpeg_params *params,
return 0;
case V4L2_CID_MPEG_CX2341X_STREAM_INSERT_NAV_PACKETS:
- return cx2341x_ctrl_query_fill(qctrl, 0, 1, 1, 0);
+ return cx2341x_ctrl_query_fill(qctrl, 0, 1, 1,
+ default_params.stream_insert_nav_packets);
default:
return v4l2_ctrl_query_fill_std(qctrl);
@@ -580,9 +649,9 @@ int cx2341x_ctrl_query(struct cx2341x_mpeg_params *params,
}
EXPORT_SYMBOL(cx2341x_ctrl_query);
-const char **cx2341x_ctrl_get_menu(u32 id)
+const char **cx2341x_ctrl_get_menu(const struct cx2341x_mpeg_params *p, u32 id)
{
- static const char *mpeg_stream_type[] = {
+ static const char *mpeg_stream_type_without_ts[] = {
"MPEG-2 Program Stream",
"",
"MPEG-1 System Stream",
@@ -592,6 +661,16 @@ const char **cx2341x_ctrl_get_menu(u32 id)
NULL
};
+ static const char *mpeg_stream_type_with_ts[] = {
+ "MPEG-2 Program Stream",
+ "MPEG-2 Transport Stream",
+ "MPEG-1 System Stream",
+ "MPEG-2 DVD-compatible Stream",
+ "MPEG-1 VCD-compatible Stream",
+ "MPEG-2 SVCD-compatible Stream",
+ NULL
+ };
+
static const char *cx2341x_video_spatial_filter_mode_menu[] = {
"Manual",
"Auto",
@@ -630,7 +709,8 @@ const char **cx2341x_ctrl_get_menu(u32 id)
switch (id) {
case V4L2_CID_MPEG_STREAM_TYPE:
- return mpeg_stream_type;
+ return (p->capabilities & CX2341X_CAP_HAS_TS) ?
+ mpeg_stream_type_with_ts : mpeg_stream_type_without_ts;
case V4L2_CID_MPEG_AUDIO_L1_BITRATE:
case V4L2_CID_MPEG_AUDIO_L3_BITRATE:
return NULL;
@@ -690,7 +770,7 @@ int cx2341x_ext_ctrls(struct cx2341x_mpeg_params *params, int busy,
if (err)
break;
if (qctrl.type == V4L2_CTRL_TYPE_MENU)
- menu_items = cx2341x_ctrl_get_menu(qctrl.id);
+ menu_items = cx2341x_ctrl_get_menu(params, qctrl.id);
err = v4l2_ctrl_check(ctrl, &qctrl, menu_items);
if (err)
break;
@@ -714,61 +794,6 @@ EXPORT_SYMBOL(cx2341x_ext_ctrls);
void cx2341x_fill_defaults(struct cx2341x_mpeg_params *p)
{
- static struct cx2341x_mpeg_params default_params = {
- /* misc */
- .capabilities = 0,
- .port = CX2341X_PORT_MEMORY,
- .width = 720,
- .height = 480,
- .is_50hz = 0,
-
- /* stream */
- .stream_type = V4L2_MPEG_STREAM_TYPE_MPEG2_PS,
- .stream_vbi_fmt = V4L2_MPEG_STREAM_VBI_FMT_NONE,
- .stream_insert_nav_packets = 0,
-
- /* audio */
- .audio_sampling_freq = V4L2_MPEG_AUDIO_SAMPLING_FREQ_48000,
- .audio_encoding = V4L2_MPEG_AUDIO_ENCODING_LAYER_2,
- .audio_l2_bitrate = V4L2_MPEG_AUDIO_L2_BITRATE_224K,
- .audio_mode = V4L2_MPEG_AUDIO_MODE_STEREO,
- .audio_mode_extension = V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_4,
- .audio_emphasis = V4L2_MPEG_AUDIO_EMPHASIS_NONE,
- .audio_crc = V4L2_MPEG_AUDIO_CRC_NONE,
- .audio_mute = 0,
-
- /* video */
- .video_encoding = V4L2_MPEG_VIDEO_ENCODING_MPEG_2,
- .video_aspect = V4L2_MPEG_VIDEO_ASPECT_4x3,
- .video_b_frames = 2,
- .video_gop_size = 12,
- .video_gop_closure = 1,
- .video_bitrate_mode = V4L2_MPEG_VIDEO_BITRATE_MODE_VBR,
- .video_bitrate = 6000000,
- .video_bitrate_peak = 8000000,
- .video_temporal_decimation = 0,
- .video_mute = 0,
- .video_mute_yuv = 0x008080, /* YCbCr value for black */
-
- /* encoding filters */
- .video_spatial_filter_mode =
- V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_MANUAL,
- .video_spatial_filter = 0,
- .video_luma_spatial_filter_type =
- V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_1D_HOR,
- .video_chroma_spatial_filter_type =
- V4L2_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE_1D_HOR,
- .video_temporal_filter_mode =
- V4L2_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE_MANUAL,
- .video_temporal_filter = 8,
- .video_median_filter_type =
- V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_OFF,
- .video_luma_median_filter_top = 255,
- .video_luma_median_filter_bottom = 0,
- .video_chroma_median_filter_top = 255,
- .video_chroma_median_filter_bottom = 0,
- };
-
*p = default_params;
cx2341x_calc_audio_properties(p);
}
@@ -933,9 +958,9 @@ int cx2341x_update(void *priv, cx2341x_mbox_func func,
}
EXPORT_SYMBOL(cx2341x_update);
-static const char *cx2341x_menu_item(struct cx2341x_mpeg_params *p, u32 id)
+static const char *cx2341x_menu_item(const struct cx2341x_mpeg_params *p, u32 id)
{
- const char **menu = cx2341x_ctrl_get_menu(id);
+ const char **menu = cx2341x_ctrl_get_menu(p, id);
struct v4l2_ext_control ctrl;
if (menu == NULL)
@@ -952,7 +977,7 @@ invalid:
return "<invalid>";
}
-void cx2341x_log_status(struct cx2341x_mpeg_params *p, const char *prefix)
+void cx2341x_log_status(const struct cx2341x_mpeg_params *p, const char *prefix)
{
int is_mpeg1 = p->video_encoding == V4L2_MPEG_VIDEO_ENCODING_MPEG_1;
int temporal = p->video_temporal_filter;
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2024-12-02 15:46:54 +0000