From 7389e6ef347443ac90116c2208bbdfb4f9d135ba Mon Sep 17 00:00:00 2001 From: Charles-Antoine Couret Date: Thu, 15 Sep 2016 12:29:50 -0300 Subject: [PATCH] [media] SDI: add flag for SDI formats and SMPTE 125M definition Adding others generic flags, which could be used by many components like GS1662. Signed-off-by: Charles-Antoine Couret Signed-off-by: Hans Verkuil Signed-off-by: Mauro Carvalho Chehab --- drivers/media/v4l2-core/v4l2-dv-timings.c | 11 +++++++---- include/uapi/linux/v4l2-dv-timings.h | 12 ++++++++++++ include/uapi/linux/videodev2.h | 8 ++++++++ 3 files changed, 27 insertions(+), 4 deletions(-) diff --git a/drivers/media/v4l2-core/v4l2-dv-timings.c b/drivers/media/v4l2-core/v4l2-dv-timings.c index 889de0a32152..730a7c392c1d 100644 --- a/drivers/media/v4l2-core/v4l2-dv-timings.c +++ b/drivers/media/v4l2-core/v4l2-dv-timings.c @@ -306,7 +306,7 @@ void v4l2_print_dv_timings(const char *dev_prefix, const char *prefix, (bt->polarities & V4L2_DV_VSYNC_POS_POL) ? "+" : "-", bt->il_vsync, bt->il_vbackporch); pr_info("%s: pixelclock: %llu\n", dev_prefix, bt->pixelclock); - pr_info("%s: flags (0x%x):%s%s%s%s%s%s\n", dev_prefix, bt->flags, + pr_info("%s: flags (0x%x):%s%s%s%s%s%s%s\n", dev_prefix, bt->flags, (bt->flags & V4L2_DV_FL_REDUCED_BLANKING) ? " REDUCED_BLANKING" : "", ((bt->flags & V4L2_DV_FL_REDUCED_BLANKING) && @@ -318,12 +318,15 @@ void v4l2_print_dv_timings(const char *dev_prefix, const char *prefix, (bt->flags & V4L2_DV_FL_HALF_LINE) ? " HALF_LINE" : "", (bt->flags & V4L2_DV_FL_IS_CE_VIDEO) ? - " CE_VIDEO" : ""); - pr_info("%s: standards (0x%x):%s%s%s%s\n", dev_prefix, bt->standards, + " CE_VIDEO" : "", + (bt->flags & V4L2_DV_FL_FIRST_FIELD_EXTRA_LINE) ? + " FIRST_FIELD_EXTRA_LINE" : ""); + pr_info("%s: standards (0x%x):%s%s%s%s%s\n", dev_prefix, bt->standards, (bt->standards & V4L2_DV_BT_STD_CEA861) ? " CEA" : "", (bt->standards & V4L2_DV_BT_STD_DMT) ? " DMT" : "", (bt->standards & V4L2_DV_BT_STD_CVT) ? " CVT" : "", - (bt->standards & V4L2_DV_BT_STD_GTF) ? " GTF" : ""); + (bt->standards & V4L2_DV_BT_STD_GTF) ? " GTF" : "", + (bt->standards & V4L2_DV_BT_STD_SDI) ? " SDI" : ""); } EXPORT_SYMBOL_GPL(v4l2_print_dv_timings); diff --git a/include/uapi/linux/v4l2-dv-timings.h b/include/uapi/linux/v4l2-dv-timings.h index 086168e18ca8..f31957166337 100644 --- a/include/uapi/linux/v4l2-dv-timings.h +++ b/include/uapi/linux/v4l2-dv-timings.h @@ -934,4 +934,16 @@ V4L2_DV_FL_REDUCED_BLANKING) \ } +/* SDI timings definitions */ + +/* SMPTE-125M */ +#define V4L2_DV_BT_SDI_720X487I60 { \ + .type = V4L2_DV_BT_656_1120, \ + V4L2_INIT_BT_TIMINGS(720, 487, 1, \ + V4L2_DV_HSYNC_POS_POL, \ + 13500000, 16, 121, 0, 0, 19, 0, 0, 19, 0, \ + V4L2_DV_BT_STD_SDI, \ + V4L2_DV_FL_FIRST_FIELD_EXTRA_LINE) \ +} + #endif diff --git a/include/uapi/linux/videodev2.h b/include/uapi/linux/videodev2.h index 5529741202b5..94f123f3e04e 100644 --- a/include/uapi/linux/videodev2.h +++ b/include/uapi/linux/videodev2.h @@ -1274,6 +1274,7 @@ struct v4l2_bt_timings { #define V4L2_DV_BT_STD_DMT (1 << 1) /* VESA Discrete Monitor Timings */ #define V4L2_DV_BT_STD_CVT (1 << 2) /* VESA Coordinated Video Timings */ #define V4L2_DV_BT_STD_GTF (1 << 3) /* VESA Generalized Timings Formula */ +#define V4L2_DV_BT_STD_SDI (1 << 4) /* SDI Timings */ /* Flags */ @@ -1305,6 +1306,11 @@ struct v4l2_bt_timings { * use the range 16-235) as opposed to 0-255. All formats defined in CEA-861 * except for the 640x480 format are CE formats. */ #define V4L2_DV_FL_IS_CE_VIDEO (1 << 4) +/* Some formats like SMPTE-125M have an interlaced signal with a odd + * total height. For these formats, if this flag is set, the first + * field has the extra line. If not, it is the second field. + */ +#define V4L2_DV_FL_FIRST_FIELD_EXTRA_LINE (1 << 5) /* A few useful defines to calculate the total blanking and frame sizes */ #define V4L2_DV_BT_BLANKING_WIDTH(bt) \ @@ -1429,6 +1435,8 @@ struct v4l2_input { /* field 'status' - analog */ #define V4L2_IN_ST_NO_H_LOCK 0x00000100 /* No horizontal sync lock */ #define V4L2_IN_ST_COLOR_KILL 0x00000200 /* Color killer is active */ +#define V4L2_IN_ST_NO_V_LOCK 0x00000400 /* No vertical sync lock */ +#define V4L2_IN_ST_NO_STD_LOCK 0x00000800 /* No standard format lock */ /* field 'status' - digital */ #define V4L2_IN_ST_NO_SYNC 0x00010000 /* No synchronization lock */ -- 2.45.2