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Commit 9b48daa7 authored by Bård Eirik Winther's avatar Bård Eirik Winther Committed by Mauro Carvalho Chehab
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media: v4l2-tpg-core: Add 16-bit bayer 



Add 16-bit bayer formats to the test pattern generator, namely
  V4L2_PIX_FMT_SRGGB16
  V4L2_PIX_FMT_SGRBG16
  V4L2_PIX_FMT_SGBRG16
  V4L2_PIX_FMT_SBGGR16

Signed-off-by: default avatarBård Eirik Winther <bwinther@cisco.com>
Signed-off-by: default avatarHans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: default avatarMauro Carvalho Chehab <mchehab+samsung@kernel.org>
parent 8f845c63

drivers/media/common/v4l2-tpg/v4l2-tpg-core.c

+28 −0
Original line number Diff line number Diff line
@@ -202,6 +202,10 @@ bool tpg_s_fourcc(struct tpg_data *tpg, u32 fourcc) 
	case V4L2_PIX_FMT_SGBRG12:

	case V4L2_PIX_FMT_SGRBG12:

	case V4L2_PIX_FMT_SRGGB12:

	case V4L2_PIX_FMT_SBGGR16:

	case V4L2_PIX_FMT_SGBRG16:

	case V4L2_PIX_FMT_SGRBG16:

	case V4L2_PIX_FMT_SRGGB16:

		tpg->interleaved = true;

		tpg->vdownsampling[1] = 1;

		tpg->hdownsampling[1] = 1;
@@ -394,6 +398,10 @@ bool tpg_s_fourcc(struct tpg_data *tpg, u32 fourcc) 
	case V4L2_PIX_FMT_SGRBG12:

	case V4L2_PIX_FMT_SGBRG12:

	case V4L2_PIX_FMT_SBGGR12:

	case V4L2_PIX_FMT_SRGGB16:

	case V4L2_PIX_FMT_SGRBG16:

	case V4L2_PIX_FMT_SGBRG16:

	case V4L2_PIX_FMT_SBGGR16:

		tpg->twopixelsize[0] = 4;

		tpg->twopixelsize[1] = 4;

		break;
@@ -1358,6 +1366,22 @@ static void gen_twopix(struct tpg_data *tpg, 
		buf[0][offset] |= (buf[0][offset] >> 4) & 0xf;

		buf[1][offset] |= (buf[1][offset] >> 4) & 0xf;

		break;

	case V4L2_PIX_FMT_SBGGR16:

		buf[0][offset] = buf[0][offset + 1] = odd ? g_u_s : b_v;

		buf[1][offset] = buf[1][offset + 1] = odd ? r_y_h : g_u_s;

		break;

	case V4L2_PIX_FMT_SGBRG16:

		buf[0][offset] = buf[0][offset + 1] = odd ? b_v : g_u_s;

		buf[1][offset] = buf[1][offset + 1] = odd ? g_u_s : r_y_h;

		break;

	case V4L2_PIX_FMT_SGRBG16:

		buf[0][offset] = buf[0][offset + 1] = odd ? r_y_h : g_u_s;

		buf[1][offset] = buf[1][offset + 1] = odd ? g_u_s : b_v;

		break;

	case V4L2_PIX_FMT_SRGGB16:

		buf[0][offset] = buf[0][offset + 1] = odd ? g_u_s : r_y_h;

		buf[1][offset] = buf[1][offset + 1] = odd ? b_v : g_u_s;

		break;

	}

}
@@ -1376,6 +1400,10 @@ unsigned tpg_g_interleaved_plane(const struct tpg_data *tpg, unsigned buf_line) 
	case V4L2_PIX_FMT_SGBRG12:

	case V4L2_PIX_FMT_SGRBG12:

	case V4L2_PIX_FMT_SRGGB12:

	case V4L2_PIX_FMT_SBGGR16:

	case V4L2_PIX_FMT_SGBRG16:

	case V4L2_PIX_FMT_SGRBG16:

	case V4L2_PIX_FMT_SRGGB16:

		return buf_line & 1;

	default:

		return 0;