From: Krunoslav Kovac <Krunoslav.Kovac@amd.com>
Date: Tue, 8 May 2018 16:03:58 -0400
Subject: drm/amd/display: Dynamic HDR metadata mem buffer
Git-commit: 4ea209073d229a0cb65f9978e83fa7c044026416
Patch-mainline: v4.19-rc1
References: FATE#326289 FATE#326079 FATE#326049 FATE#322398 FATE#326166
Basic framework:
- caps for reporting dynamic HDR metadata support
- allocation of frame buffer memory and storage
Signed-off-by: Krunoslav Kovac <Krunoslav.Kovac@amd.com>
Reviewed-by: Tony Cheng <Tony.Cheng@amd.com>
Reviewed-by: Anthony Koo <Anthony.Koo@amd.com>
Acked-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Acked-by: Petr Tesarik <ptesarik@suse.com>
---
drivers/gpu/drm/amd/display/dc/dc.h | 1 +
drivers/gpu/drm/amd/display/dc/dc_stream.h | 2 ++
2 files changed, 3 insertions(+)
--- a/drivers/gpu/drm/amd/display/dc/dc.h
+++ b/drivers/gpu/drm/amd/display/dc/dc.h
@@ -68,6 +68,7 @@ struct dc_caps {
uint32_t max_planes;
uint32_t max_downscale_ratio;
uint32_t i2c_speed_in_khz;
+ uint32_t dmdata_alloc_size;
unsigned int max_cursor_size;
unsigned int max_video_width;
int linear_pitch_alignment;
--- a/drivers/gpu/drm/amd/display/dc/dc_stream.h
+++ b/drivers/gpu/drm/amd/display/dc/dc_stream.h
@@ -59,6 +59,8 @@ struct dc_stream_state {
struct freesync_context freesync_ctx;
struct dc_info_packet hdr_static_metadata;
+ PHYSICAL_ADDRESS_LOC dmdata_address;
+
struct dc_transfer_func *out_transfer_func;
struct colorspace_transform gamut_remap_matrix;
struct dc_csc_transform csc_color_matrix;