72 lines
2.2 KiB
Diff
72 lines
2.2 KiB
Diff
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From 531d3d5c89825bade52f4257d264bbb06775a6fa Mon Sep 17 00:00:00 2001
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From: Dave Stevenson <dave.stevenson@raspberrypi.com>
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Date: Fri, 24 Jan 2020 14:24:33 +0000
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Subject: [PATCH] drm/vc4: Add DRM_FORMAT_P030 support to firmware-kms
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Adds support for this format which is 3 10bit samples packed into
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4 bytes, as used by the HEVC codec block.
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Signed-off-by: Dave Stevenson <dave.stevenson@raspberrypi.com>
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---
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drivers/gpu/drm/vc4/vc4_firmware_kms.c | 21 ++++++++++++++++++++-
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drivers/gpu/drm/vc4/vc_image_types.h | 4 ++++
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2 files changed, 24 insertions(+), 1 deletion(-)
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--- a/drivers/gpu/drm/vc4/vc4_firmware_kms.c
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+++ b/drivers/gpu/drm/vc4/vc4_firmware_kms.c
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@@ -216,6 +216,10 @@ static const struct vc_image_format {
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.vc_image = VC_IMAGE_YUV420SP,
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.is_vu = 1,
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},
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+ {
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+ .drm = DRM_FORMAT_P030,
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+ .vc_image = VC_IMAGE_YUV10COL,
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+ },
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};
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static const struct vc_image_format *vc4_get_vc_image_fmt(u32 drm_format)
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@@ -622,7 +626,15 @@ static int vc4_plane_to_mb(struct drm_pl
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}
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break;
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case DRM_FORMAT_MOD_BROADCOM_SAND128:
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- mb->plane.vc_image_type = VC_IMAGE_YUV_UV;
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+ switch (mb->plane.vc_image_type) {
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+ case VC_IMAGE_YUV420SP:
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+ mb->plane.vc_image_type = VC_IMAGE_YUV_UV;
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+ break;
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+ /* VC_IMAGE_YUV10COL could be included in here, but it is only
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+ * valid as a SAND128 format, so the table at the top will have
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+ * already set the correct format.
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+ */
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+ }
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/* Note that the column pitch is passed across in lines, not
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* bytes.
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*/
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@@ -707,6 +719,13 @@ static bool vc4_fkms_format_mod_supporte
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case DRM_FORMAT_MOD_BROADCOM_SAND128:
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return true;
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default:
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+ return false;
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+ }
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+ case DRM_FORMAT_P030:
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+ switch (fourcc_mod_broadcom_mod(modifier)) {
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+ case DRM_FORMAT_MOD_BROADCOM_SAND128:
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+ return true;
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+ default:
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return false;
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}
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case DRM_FORMAT_NV21:
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--- a/drivers/gpu/drm/vc4/vc_image_types.h
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+++ b/drivers/gpu/drm/vc4/vc_image_types.h
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@@ -139,6 +139,10 @@ enum {
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VC_IMAGE_YUV_UV_16,
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/* YUV4:2:0 with U,V in side-by-side format */
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VC_IMAGE_YUV420_S,
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+ /* 10-bit YUV 420 column image format */
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+ VC_IMAGE_YUV10COL,
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+ /* 32-bpp, 10-bit R/G/B, 2-bit Alpha */
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+ VC_IMAGE_RGBA1010102,
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VC_IMAGE_MAX, /* bounds for error checking */
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VC_IMAGE_FORCE_ENUM_16BIT = 0xffff,
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