diff options
Diffstat (limited to 'drivers/media/video/cx18/cx18-av-core.c')
| -rw-r--r-- | drivers/media/video/cx18/cx18-av-core.c | 54 |
1 files changed, 40 insertions, 14 deletions
diff --git a/drivers/media/video/cx18/cx18-av-core.c b/drivers/media/video/cx18/cx18-av-core.c index 4392c76af5df..0e5006b14279 100644 --- a/drivers/media/video/cx18/cx18-av-core.c +++ b/drivers/media/video/cx18/cx18-av-core.c @@ -579,6 +579,7 @@ static int set_input(struct cx18 *cx, enum cx18_av_video_input vid_input, u8 afe_mux_cfg; u8 adc2_cfg; + u8 input_mode; u32 afe_cfg; int i; @@ -589,6 +590,30 @@ static int set_input(struct cx18 *cx, enum cx18_av_video_input vid_input, vid_input <= CX18_AV_COMPOSITE8) { afe_mux_cfg = 0xf0 + (vid_input - CX18_AV_COMPOSITE1); ch[0] = CVBS; + input_mode = 0x0; + } else if (vid_input >= CX18_AV_COMPONENT_LUMA1) { + int luma = vid_input & 0xf000; + int r_chroma = vid_input & 0xf0000; + int b_chroma = vid_input & 0xf00000; + + if ((vid_input & ~0xfff000) || + luma < CX18_AV_COMPONENT_LUMA1 || + luma > CX18_AV_COMPONENT_LUMA8 || + r_chroma < CX18_AV_COMPONENT_R_CHROMA4 || + r_chroma > CX18_AV_COMPONENT_R_CHROMA6 || + b_chroma < CX18_AV_COMPONENT_B_CHROMA7 || + b_chroma > CX18_AV_COMPONENT_B_CHROMA8) { + CX18_ERR_DEV(sd, "0x%06x is not a valid video input!\n", + vid_input); + return -EINVAL; + } + afe_mux_cfg = (luma - CX18_AV_COMPONENT_LUMA1) >> 12; + ch[0] = Y; + afe_mux_cfg |= (r_chroma - CX18_AV_COMPONENT_R_CHROMA4) >> 12; + ch[1] = Pr; + afe_mux_cfg |= (b_chroma - CX18_AV_COMPONENT_B_CHROMA7) >> 14; + ch[2] = Pb; + input_mode = 0x6; } else { int luma = vid_input & 0xf0; int chroma = vid_input & 0xf00; @@ -598,7 +623,7 @@ static int set_input(struct cx18 *cx, enum cx18_av_video_input vid_input, luma > CX18_AV_SVIDEO_LUMA8 || chroma < CX18_AV_SVIDEO_CHROMA4 || chroma > CX18_AV_SVIDEO_CHROMA8) { - CX18_ERR_DEV(sd, "0x%04x is not a valid video input!\n", + CX18_ERR_DEV(sd, "0x%06x is not a valid video input!\n", vid_input); return -EINVAL; } @@ -613,8 +638,8 @@ static int set_input(struct cx18 *cx, enum cx18_av_video_input vid_input, afe_mux_cfg |= (chroma - CX18_AV_SVIDEO_CHROMA4) >> 4; ch[1] = C; } + input_mode = 0x2; } - /* TODO: LeadTek WinFast DVR3100 H & WinFast PVR2100 can do Y/Pb/Pr */ switch (aud_input) { case CX18_AV_AUDIO_SERIAL1: @@ -650,8 +675,8 @@ static int set_input(struct cx18 *cx, enum cx18_av_video_input vid_input, /* Set up analog front end multiplexers */ cx18_av_write_expect(cx, 0x103, afe_mux_cfg, afe_mux_cfg, 0xf7); - /* Set INPUT_MODE to Composite (0) or S-Video (1) */ - cx18_av_and_or(cx, 0x401, ~0x6, ch[0] == CVBS ? 0 : 0x02); + /* Set INPUT_MODE to Composite, S-Video, or Component */ + cx18_av_and_or(cx, 0x401, ~0x6, input_mode); /* Set CH_SEL_ADC2 to 1 if input comes from CH3 */ adc2_cfg = cx18_av_read(cx, 0x102); @@ -998,9 +1023,9 @@ static int cx18_av_queryctrl(struct v4l2_subdev *sd, struct v4l2_queryctrl *qc) static int cx18_av_g_fmt(struct v4l2_subdev *sd, struct v4l2_format *fmt) { - struct cx18 *cx = v4l2_get_subdevdata(sd); - - return cx18_av_vbi_g_fmt(cx, fmt); + if (fmt->type != V4L2_BUF_TYPE_SLICED_VBI_CAPTURE) + return -EINVAL; + return cx18_av_g_sliced_fmt(sd, &fmt->fmt.sliced); } static int cx18_av_s_fmt(struct v4l2_subdev *sd, struct v4l2_format *fmt) @@ -1073,12 +1098,6 @@ static int cx18_av_s_fmt(struct v4l2_subdev *sd, struct v4l2_format *fmt) cx18_av_write(cx, 0x41e, 0x8 | filter); break; - case V4L2_BUF_TYPE_SLICED_VBI_CAPTURE: - return cx18_av_vbi_s_fmt(cx, fmt); - - case V4L2_BUF_TYPE_VBI_CAPTURE: - return cx18_av_vbi_s_fmt(cx, fmt); - default: return -EINVAL; } @@ -1378,17 +1397,24 @@ 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, + .g_sliced_fmt = cx18_av_g_sliced_fmt, + .s_sliced_fmt = cx18_av_s_sliced_fmt, + .s_raw_fmt = cx18_av_s_raw_fmt, +}; + 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) |