From 85e092190b5f7dfe9b78556440472c5590a32b4e Mon Sep 17 00:00:00 2001 From: Dmitri Belimov Date: Tue, 23 Mar 2010 11:23:29 -0300 Subject: V4L/DVB: Add SPI support to V4L2 Add support SPI bus to v4l2. Useful for control some device with SPI bus like hardware MPEG2 encoders and etc. Signed-off-by: Beholder Intl. Ltd. Dmitry Belimov Signed-off-by: Hans Verkuil Signed-off-by: Mauro Carvalho Chehab --- include/media/v4l2-subdev.h | 2 ++ 1 file changed, 2 insertions(+) (limited to 'include/media/v4l2-subdev.h') diff --git a/include/media/v4l2-subdev.h b/include/media/v4l2-subdev.h index 2bcdca0a57fc..09758789be02 100644 --- a/include/media/v4l2-subdev.h +++ b/include/media/v4l2-subdev.h @@ -387,6 +387,8 @@ struct v4l2_subdev_ops { /* Set this flag if this subdev is a i2c device. */ #define V4L2_SUBDEV_FL_IS_I2C (1U << 0) +/* Set this flag if this subdev is a spi device. */ +#define V4L2_SUBDEV_FL_IS_SPI (1U << 1) /* Each instance of a subdev driver should create this struct, either stand-alone or embedded in a larger struct. -- cgit From 32cd527f59f8aa8549067a2c5f989b736f7da79a Mon Sep 17 00:00:00 2001 From: Hans Verkuil Date: Sun, 14 Mar 2010 09:57:30 -0300 Subject: V4L/DVB: v4l: move vbi-specific video ops to a new vbi ops struct Only a relatively small number of video receivers and transmitters actually support VBI. So start moving the vbi specific ops to an ops struct of their own. Signed-off-by: Hans Verkuil Signed-off-by: Mauro Carvalho Chehab --- drivers/media/video/cx18/cx18-av-core.c | 6 +++- drivers/media/video/cx18/cx18-vbi.c | 2 +- drivers/media/video/cx25840/cx25840-core.c | 6 +++- drivers/media/video/ivtv/ivtv-vbi.c | 16 ++++----- drivers/media/video/saa7115.c | 8 +++-- drivers/media/video/saa7127.c | 6 +++- drivers/media/video/tvp5150.c | 4 +++ include/media/v4l2-subdev.h | 57 ++++++++++++++++-------------- 8 files changed, 65 insertions(+), 40 deletions(-) (limited to 'include/media/v4l2-subdev.h') diff --git a/drivers/media/video/cx18/cx18-av-core.c b/drivers/media/video/cx18/cx18-av-core.c index 3ce45297e56a..4454997c1bf4 100644 --- a/drivers/media/video/cx18/cx18-av-core.c +++ b/drivers/media/video/cx18/cx18-av-core.c @@ -1403,17 +1403,21 @@ static const struct v4l2_subdev_audio_ops cx18_av_audio_ops = { static const struct v4l2_subdev_video_ops cx18_av_video_ops = { .s_routing = cx18_av_s_video_routing, - .decode_vbi_line = cx18_av_decode_vbi_line, .s_stream = cx18_av_s_stream, .g_fmt = cx18_av_g_fmt, .s_fmt = cx18_av_s_fmt, }; +static const struct v4l2_subdev_vbi_ops cx18_av_vbi_ops = { + .decode_vbi_line = cx18_av_decode_vbi_line, +}; + static const struct v4l2_subdev_ops cx18_av_ops = { .core = &cx18_av_general_ops, .tuner = &cx18_av_tuner_ops, .audio = &cx18_av_audio_ops, .video = &cx18_av_video_ops, + .vbi = &cx18_av_vbi_ops, }; int cx18_av_probe(struct cx18 *cx) diff --git a/drivers/media/video/cx18/cx18-vbi.c b/drivers/media/video/cx18/cx18-vbi.c index 574c1c6974f8..582227522cf0 100644 --- a/drivers/media/video/cx18/cx18-vbi.c +++ b/drivers/media/video/cx18/cx18-vbi.c @@ -174,7 +174,7 @@ static u32 compress_sliced_buf(struct cx18 *cx, u8 *buf, u32 size, p[3] != sliced_vbi_eav_rp[1])) continue; vbi.p = p + 4; - v4l2_subdev_call(cx->sd_av, video, decode_vbi_line, &vbi); + v4l2_subdev_call(cx->sd_av, vbi, decode_vbi_line, &vbi); if (vbi.type) { cx->vbi.sliced_data[line].id = vbi.type; cx->vbi.sliced_data[line].field = vbi.is_second_field; diff --git a/drivers/media/video/cx25840/cx25840-core.c b/drivers/media/video/cx25840/cx25840-core.c index f2461cd3de5a..a0f6f82993bc 100644 --- a/drivers/media/video/cx25840/cx25840-core.c +++ b/drivers/media/video/cx25840/cx25840-core.c @@ -1635,15 +1635,19 @@ static const struct v4l2_subdev_video_ops cx25840_video_ops = { .s_routing = cx25840_s_video_routing, .g_fmt = cx25840_g_fmt, .s_fmt = cx25840_s_fmt, - .decode_vbi_line = cx25840_decode_vbi_line, .s_stream = cx25840_s_stream, }; +static const struct v4l2_subdev_vbi_ops cx25840_vbi_ops = { + .decode_vbi_line = cx25840_decode_vbi_line, +}; + static const struct v4l2_subdev_ops cx25840_ops = { .core = &cx25840_core_ops, .tuner = &cx25840_tuner_ops, .audio = &cx25840_audio_ops, .video = &cx25840_video_ops, + .vbi = &cx25840_vbi_ops, }; /* ----------------------------------------------------------------------- */ diff --git a/drivers/media/video/ivtv/ivtv-vbi.c b/drivers/media/video/ivtv/ivtv-vbi.c index d73af45dede6..e1c347e5ebd8 100644 --- a/drivers/media/video/ivtv/ivtv-vbi.c +++ b/drivers/media/video/ivtv/ivtv-vbi.c @@ -38,7 +38,7 @@ static void ivtv_set_vps(struct ivtv *itv, int enabled) data.data[9] = itv->vbi.vps_payload.data[2]; data.data[10] = itv->vbi.vps_payload.data[3]; data.data[11] = itv->vbi.vps_payload.data[4]; - ivtv_call_hw(itv, IVTV_HW_SAA7127, video, s_vbi_data, &data); + ivtv_call_hw(itv, IVTV_HW_SAA7127, vbi, s_vbi_data, &data); } static void ivtv_set_cc(struct ivtv *itv, int mode, const struct vbi_cc *cc) @@ -52,12 +52,12 @@ static void ivtv_set_cc(struct ivtv *itv, int mode, const struct vbi_cc *cc) data.line = (mode & 1) ? 21 : 0; data.data[0] = cc->odd[0]; data.data[1] = cc->odd[1]; - ivtv_call_hw(itv, IVTV_HW_SAA7127, video, s_vbi_data, &data); + ivtv_call_hw(itv, IVTV_HW_SAA7127, vbi, s_vbi_data, &data); data.field = 1; data.line = (mode & 2) ? 21 : 0; data.data[0] = cc->even[0]; data.data[1] = cc->even[1]; - ivtv_call_hw(itv, IVTV_HW_SAA7127, video, s_vbi_data, &data); + ivtv_call_hw(itv, IVTV_HW_SAA7127, vbi, s_vbi_data, &data); } static void ivtv_set_wss(struct ivtv *itv, int enabled, int mode) @@ -80,7 +80,7 @@ static void ivtv_set_wss(struct ivtv *itv, int enabled, int mode) data.line = enabled ? 23 : 0; data.data[0] = mode & 0xff; data.data[1] = (mode >> 8) & 0xff; - ivtv_call_hw(itv, IVTV_HW_SAA7127, video, s_vbi_data, &data); + ivtv_call_hw(itv, IVTV_HW_SAA7127, vbi, s_vbi_data, &data); } static int odd_parity(u8 c) @@ -316,7 +316,7 @@ static u32 compress_sliced_buf(struct ivtv *itv, u32 line, u8 *buf, u32 size, u8 continue; } vbi.p = p + 4; - v4l2_subdev_call(itv->sd_video, video, decode_vbi_line, &vbi); + v4l2_subdev_call(itv->sd_video, vbi, decode_vbi_line, &vbi); if (vbi.type && !(lines & (1 << vbi.line))) { lines |= 1 << vbi.line; itv->vbi.sliced_data[line].id = vbi.type; @@ -440,7 +440,7 @@ void ivtv_vbi_work_handler(struct ivtv *itv) data.id = V4L2_SLICED_WSS_625; data.field = 0; - if (v4l2_subdev_call(itv->sd_video, video, g_vbi_data, &data) == 0) { + if (v4l2_subdev_call(itv->sd_video, vbi, g_vbi_data, &data) == 0) { ivtv_set_wss(itv, 1, data.data[0] & 0xf); vi->wss_missing_cnt = 0; } else if (vi->wss_missing_cnt == 4) { @@ -454,13 +454,13 @@ void ivtv_vbi_work_handler(struct ivtv *itv) data.id = V4L2_SLICED_CAPTION_525; data.field = 0; - if (v4l2_subdev_call(itv->sd_video, video, g_vbi_data, &data) == 0) { + if (v4l2_subdev_call(itv->sd_video, vbi, g_vbi_data, &data) == 0) { mode |= 1; cc.odd[0] = data.data[0]; cc.odd[1] = data.data[1]; } data.field = 1; - if (v4l2_subdev_call(itv->sd_video, video, g_vbi_data, &data) == 0) { + if (v4l2_subdev_call(itv->sd_video, vbi, g_vbi_data, &data) == 0) { mode |= 2; cc.even[0] = data.data[0]; cc.even[1] = data.data[1]; diff --git a/drivers/media/video/saa7115.c b/drivers/media/video/saa7115.c index 72eaa662b66f..cfee323d9c2c 100644 --- a/drivers/media/video/saa7115.c +++ b/drivers/media/video/saa7115.c @@ -1550,18 +1550,22 @@ static const struct v4l2_subdev_video_ops saa711x_video_ops = { .s_crystal_freq = saa711x_s_crystal_freq, .g_fmt = saa711x_g_fmt, .s_fmt = saa711x_s_fmt, - .g_vbi_data = saa711x_g_vbi_data, - .decode_vbi_line = saa711x_decode_vbi_line, .s_stream = saa711x_s_stream, .querystd = saa711x_querystd, .g_input_status = saa711x_g_input_status, }; +static const struct v4l2_subdev_vbi_ops saa711x_vbi_ops = { + .g_vbi_data = saa711x_g_vbi_data, + .decode_vbi_line = saa711x_decode_vbi_line, +}; + static const struct v4l2_subdev_ops saa711x_ops = { .core = &saa711x_core_ops, .tuner = &saa711x_tuner_ops, .audio = &saa711x_audio_ops, .video = &saa711x_video_ops, + .vbi = &saa711x_vbi_ops, }; /* ----------------------------------------------------------------------- */ diff --git a/drivers/media/video/saa7127.c b/drivers/media/video/saa7127.c index 250ef84cf5ca..32e11fc9c85c 100644 --- a/drivers/media/video/saa7127.c +++ b/drivers/media/video/saa7127.c @@ -727,16 +727,20 @@ static const struct v4l2_subdev_core_ops saa7127_core_ops = { }; static const struct v4l2_subdev_video_ops saa7127_video_ops = { - .s_vbi_data = saa7127_s_vbi_data, .g_fmt = saa7127_g_fmt, .s_std_output = saa7127_s_std_output, .s_routing = saa7127_s_routing, .s_stream = saa7127_s_stream, }; +static const struct v4l2_subdev_vbi_ops saa7127_vbi_ops = { + .s_vbi_data = saa7127_s_vbi_data, +}; + static const struct v4l2_subdev_ops saa7127_ops = { .core = &saa7127_core_ops, .video = &saa7127_video_ops, + .vbi = &saa7127_vbi_ops, }; /* ----------------------------------------------------------------------- */ diff --git a/drivers/media/video/tvp5150.c b/drivers/media/video/tvp5150.c index 908ffb68e926..caf0a708542e 100644 --- a/drivers/media/video/tvp5150.c +++ b/drivers/media/video/tvp5150.c @@ -1046,6 +1046,9 @@ static const struct v4l2_subdev_video_ops tvp5150_video_ops = { .s_routing = tvp5150_s_routing, .g_fmt = tvp5150_g_fmt, .s_fmt = tvp5150_s_fmt, +}; + +static const struct v4l2_subdev_vbi_ops tvp5150_vbi_ops = { .g_sliced_vbi_cap = tvp5150_g_sliced_vbi_cap, }; @@ -1053,6 +1056,7 @@ static const struct v4l2_subdev_ops tvp5150_ops = { .core = &tvp5150_core_ops, .tuner = &tvp5150_tuner_ops, .video = &tvp5150_video_ops, + .vbi = &tvp5150_vbi_ops, }; diff --git a/include/media/v4l2-subdev.h b/include/media/v4l2-subdev.h index 09758789be02..433cd2b06267 100644 --- a/include/media/v4l2-subdev.h +++ b/include/media/v4l2-subdev.h @@ -184,28 +184,6 @@ struct v4l2_subdev_audio_ops { }; /* - decode_vbi_line: video decoders that support sliced VBI need to implement - this ioctl. Field p of the v4l2_sliced_vbi_line struct is set to the - start of the VBI data that was generated by the decoder. The driver - then parses the sliced VBI data and sets the other fields in the - struct accordingly. The pointer p is updated to point to the start of - the payload which can be copied verbatim into the data field of the - v4l2_sliced_vbi_data struct. If no valid VBI data was found, then the - type field is set to 0 on return. - - s_vbi_data: used to generate VBI signals on a video signal. - v4l2_sliced_vbi_data is filled with the data packets that should be - output. Note that if you set the line field to 0, then that VBI signal - is disabled. If no valid VBI data was found, then the type field is - set to 0 on return. - - g_vbi_data: used to obtain the sliced VBI packet from a readback register. - Not all video decoders support this. If no data is available because - the readback register contains invalid or erroneous data -EIO is - returned. Note that you must fill in the 'id' member and the 'field' - member (to determine whether CC data from the first or second field - should be obtained). - s_std_output: set v4l2_std_id for video OUTPUT devices. This is ignored by video input devices. @@ -243,10 +221,6 @@ struct v4l2_subdev_audio_ops { struct v4l2_subdev_video_ops { int (*s_routing)(struct v4l2_subdev *sd, u32 input, u32 output, u32 config); int (*s_crystal_freq)(struct v4l2_subdev *sd, u32 freq, u32 flags); - int (*decode_vbi_line)(struct v4l2_subdev *sd, struct v4l2_decode_vbi_line *vbi_line); - int (*s_vbi_data)(struct v4l2_subdev *sd, const struct v4l2_sliced_vbi_data *vbi_data); - int (*g_vbi_data)(struct v4l2_subdev *sd, struct v4l2_sliced_vbi_data *vbi_data); - int (*g_sliced_vbi_cap)(struct v4l2_subdev *sd, struct v4l2_sliced_vbi_cap *cap); int (*s_std_output)(struct v4l2_subdev *sd, v4l2_std_id std); int (*querystd)(struct v4l2_subdev *sd, v4l2_std_id *std); int (*g_input_status)(struct v4l2_subdev *sd, u32 *status); @@ -280,6 +254,36 @@ struct v4l2_subdev_video_ops { struct v4l2_mbus_framefmt *fmt); }; +/* + decode_vbi_line: video decoders that support sliced VBI need to implement + this ioctl. Field p of the v4l2_sliced_vbi_line struct is set to the + start of the VBI data that was generated by the decoder. The driver + then parses the sliced VBI data and sets the other fields in the + struct accordingly. The pointer p is updated to point to the start of + the payload which can be copied verbatim into the data field of the + v4l2_sliced_vbi_data struct. If no valid VBI data was found, then the + type field is set to 0 on return. + + s_vbi_data: used to generate VBI signals on a video signal. + v4l2_sliced_vbi_data is filled with the data packets that should be + output. Note that if you set the line field to 0, then that VBI signal + is disabled. If no valid VBI data was found, then the type field is + set to 0 on return. + + g_vbi_data: used to obtain the sliced VBI packet from a readback register. + Not all video decoders support this. If no data is available because + the readback register contains invalid or erroneous data -EIO is + returned. Note that you must fill in the 'id' member and the 'field' + member (to determine whether CC data from the first or second field + should be obtained). + */ +struct v4l2_subdev_vbi_ops { + int (*decode_vbi_line)(struct v4l2_subdev *sd, struct v4l2_decode_vbi_line *vbi_line); + int (*s_vbi_data)(struct v4l2_subdev *sd, const struct v4l2_sliced_vbi_data *vbi_data); + int (*g_vbi_data)(struct v4l2_subdev *sd, struct v4l2_sliced_vbi_data *vbi_data); + int (*g_sliced_vbi_cap)(struct v4l2_subdev *sd, struct v4l2_sliced_vbi_cap *cap); +}; + /** * struct v4l2_subdev_sensor_ops - v4l2-subdev sensor operations * @g_skip_top_lines: number of lines at the top of the image to be skipped. @@ -379,6 +383,7 @@ struct v4l2_subdev_ops { const struct v4l2_subdev_tuner_ops *tuner; const struct v4l2_subdev_audio_ops *audio; const struct v4l2_subdev_video_ops *video; + const struct v4l2_subdev_vbi_ops *vbi; const struct v4l2_subdev_ir_ops *ir; const struct v4l2_subdev_sensor_ops *sensor; }; -- cgit From 54aefafbf312ee54a2d70fe3ef0ca89c079ead6e Mon Sep 17 00:00:00 2001 From: Hans Verkuil Date: Sun, 14 Mar 2010 10:02:50 -0300 Subject: V4L/DVB: v4l: add new subdev vbi ops to handle raw and sliced vbi Currently raw and sliced vbi is setup using the video g/s_fmt ops. However, we want to split off the vbi formatting into separate ops so the first step is to create those new ops. The next step will be to convert subdev drivers and bridge drivers to use the new ops. And in the final step we can start converting the video g/s_fmt ops to the new (and more appropriate) mediabus format ops. Signed-off-by: Hans Verkuil Signed-off-by: Mauro Carvalho Chehab --- include/media/v4l2-subdev.h | 9 +++++++++ 1 file changed, 9 insertions(+) (limited to 'include/media/v4l2-subdev.h') diff --git a/include/media/v4l2-subdev.h b/include/media/v4l2-subdev.h index 433cd2b06267..6232983f02d6 100644 --- a/include/media/v4l2-subdev.h +++ b/include/media/v4l2-subdev.h @@ -276,12 +276,21 @@ struct v4l2_subdev_video_ops { returned. Note that you must fill in the 'id' member and the 'field' member (to determine whether CC data from the first or second field should be obtained). + + s_raw_fmt: setup the video encoder/decoder for raw VBI. + + g_sliced_fmt: retrieve the current sliced VBI settings. + + s_sliced_fmt: setup the sliced VBI settings. */ struct v4l2_subdev_vbi_ops { int (*decode_vbi_line)(struct v4l2_subdev *sd, struct v4l2_decode_vbi_line *vbi_line); int (*s_vbi_data)(struct v4l2_subdev *sd, const struct v4l2_sliced_vbi_data *vbi_data); int (*g_vbi_data)(struct v4l2_subdev *sd, struct v4l2_sliced_vbi_data *vbi_data); int (*g_sliced_vbi_cap)(struct v4l2_subdev *sd, struct v4l2_sliced_vbi_cap *cap); + int (*s_raw_fmt)(struct v4l2_subdev *sd, struct v4l2_vbi_format *fmt); + int (*g_sliced_fmt)(struct v4l2_subdev *sd, struct v4l2_sliced_vbi_format *fmt); + int (*s_sliced_fmt)(struct v4l2_subdev *sd, struct v4l2_sliced_vbi_format *fmt); }; /** -- cgit From 6003b5c7e6dd60b18e48d8cef513228fadaabf7a Mon Sep 17 00:00:00 2001 From: Mats Randgaard Date: Wed, 5 May 2010 05:08:22 -0300 Subject: V4L/DVB: v4l2-subdev.h: Add support for enum_dv_preset The op enum_dv_preset was missing in this header but is needed by subdev drivers with DV functionality. Signed-off-by: Mats Randgaard Signed-off-by: Hans Verkuil Signed-off-by: Mauro Carvalho Chehab --- include/media/v4l2-subdev.h | 2 ++ 1 file changed, 2 insertions(+) (limited to 'include/media/v4l2-subdev.h') diff --git a/include/media/v4l2-subdev.h b/include/media/v4l2-subdev.h index 6232983f02d6..a88889355ae0 100644 --- a/include/media/v4l2-subdev.h +++ b/include/media/v4l2-subdev.h @@ -236,6 +236,8 @@ struct v4l2_subdev_video_ops { int (*s_parm)(struct v4l2_subdev *sd, struct v4l2_streamparm *param); int (*enum_framesizes)(struct v4l2_subdev *sd, struct v4l2_frmsizeenum *fsize); int (*enum_frameintervals)(struct v4l2_subdev *sd, struct v4l2_frmivalenum *fival); + int (*enum_dv_presets) (struct v4l2_subdev *sd, + struct v4l2_dv_enum_preset *preset); int (*s_dv_preset)(struct v4l2_subdev *sd, struct v4l2_dv_preset *preset); int (*query_dv_preset)(struct v4l2_subdev *sd, -- cgit