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authorHans Verkuil <hansverk@cisco.com>2017-09-15 11:51:44 -0300
committerMauro Carvalho Chehab <mchehab@osg.samsung.com>2017-10-04 16:58:39 -0300
commitb89fdb5e509a7ac56b69e0139e10683efba5d467 (patch)
treeb9a3956625eaea25e1cfa35d4c95a8cb44757252 /drivers/media/common/v4l2-tpg
parent5dfbf6c51c72ede22975db1e2259c00ee0bfb7ff (diff)
[media] v4l2-tpg: add Y10 and Y12 support
Support the 10 and 12 bit luma formats. Signed-off-by: Hans Verkuil <hansverk@cisco.com> Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
Diffstat (limited to 'drivers/media/common/v4l2-tpg')
-rw-r--r--drivers/media/common/v4l2-tpg/v4l2-tpg-core.c12
1 files changed, 12 insertions, 0 deletions
diff --git a/drivers/media/common/v4l2-tpg/v4l2-tpg-core.c b/drivers/media/common/v4l2-tpg/v4l2-tpg-core.c
index a772976cfe26..f96968c11312 100644
--- a/drivers/media/common/v4l2-tpg/v4l2-tpg-core.c
+++ b/drivers/media/common/v4l2-tpg/v4l2-tpg-core.c
@@ -238,6 +238,8 @@ bool tpg_s_fourcc(struct tpg_data *tpg, u32 fourcc)
tpg->color_enc = TGP_COLOR_ENC_RGB;
break;
case V4L2_PIX_FMT_GREY:
+ case V4L2_PIX_FMT_Y10:
+ case V4L2_PIX_FMT_Y12:
case V4L2_PIX_FMT_Y16:
case V4L2_PIX_FMT_Y16_BE:
tpg->color_enc = TGP_COLOR_ENC_LUMA;
@@ -352,6 +354,8 @@ bool tpg_s_fourcc(struct tpg_data *tpg, u32 fourcc)
case V4L2_PIX_FMT_YUV444:
case V4L2_PIX_FMT_YUV555:
case V4L2_PIX_FMT_YUV565:
+ case V4L2_PIX_FMT_Y10:
+ case V4L2_PIX_FMT_Y12:
case V4L2_PIX_FMT_Y16:
case V4L2_PIX_FMT_Y16_BE:
tpg->twopixelsize[0] = 2 * 2;
@@ -1056,6 +1060,14 @@ static void gen_twopix(struct tpg_data *tpg,
case V4L2_PIX_FMT_GREY:
buf[0][offset] = r_y_h;
break;
+ case V4L2_PIX_FMT_Y10:
+ buf[0][offset] = (r_y_h << 2) & 0xff;
+ buf[0][offset+1] = r_y_h >> 6;
+ break;
+ case V4L2_PIX_FMT_Y12:
+ buf[0][offset] = (r_y_h << 4) & 0xff;
+ buf[0][offset+1] = r_y_h >> 4;
+ break;
case V4L2_PIX_FMT_Y16:
/*
* Ideally both bytes should be set to r_y_h, but then you won't