From 7311720dbcbdfa5f6165f9c703d4250e92c78ba1 Mon Sep 17 00:00:00 2001
From: Ilya Bakoulin <Ilya.Bakoulin@amd.com>
Date: Thu, 3 Oct 2019 17:35:32 -0400
Subject: drm/amd/display: Add DSC 422Native debug option
Git-commit: e8cfbdac9a07c4faad60ef9bc82c53079faf4557
Patch-mainline: v5.6-rc1
References: jsc#SLE-12680, jsc#SLE-12880, jsc#SLE-12882, jsc#SLE-12883, jsc#SLE-13496, jsc#SLE-15322
[Why]
Need to be able to enable native 422 for debugging purposes.
[How]
Add new dc_debug_options bool and check it in the get_dsc_enc_caps
function.
Signed-off-by: Ilya Bakoulin <Ilya.Bakoulin@amd.com>
Reviewed-by: Charlene Liu <Charlene.Liu@amd.com>
Acked-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Patrik Jakobsson <pjakobsson@suse.de>
---
drivers/gpu/drm/amd/display/dc/dc.h | 1 +
drivers/gpu/drm/amd/display/dc/dsc/dc_dsc.c | 6 +++++-
2 files changed, 6 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/amd/display/dc/dc.h b/drivers/gpu/drm/amd/display/dc/dc.h
index f30c77e44bb4..3e6133f8cdc4 100644
--- a/drivers/gpu/drm/amd/display/dc/dc.h
+++ b/drivers/gpu/drm/amd/display/dc/dc.h
@@ -362,6 +362,7 @@ struct dc_debug_options {
bool disable_hubp_power_gate;
bool disable_dsc_power_gate;
int dsc_min_slice_height_override;
+ bool native422_support;
bool disable_pplib_wm_range;
enum wm_report_mode pplib_wm_report_mode;
unsigned int min_disp_clk_khz;
diff --git a/drivers/gpu/drm/amd/display/dc/dsc/dc_dsc.c b/drivers/gpu/drm/amd/display/dc/dsc/dc_dsc.c
index dabd3b7a4cdc..ec86ba73a039 100644
--- a/drivers/gpu/drm/amd/display/dc/dsc/dc_dsc.c
+++ b/drivers/gpu/drm/amd/display/dc/dsc/dc_dsc.c
@@ -25,6 +25,7 @@
#include "dc_hw_types.h"
#include "dsc.h"
#include <drm/drm_dp_helper.h>
+#include "dc.h"
struct dc_dsc_policy {
bool use_min_slices_h;
@@ -236,8 +237,11 @@ static void get_dsc_enc_caps(
// This is a static HW query, so we can use any DSC
memset(dsc_enc_caps, 0, sizeof(struct dsc_enc_caps));
- if (dsc)
+ if (dsc) {
dsc->funcs->dsc_get_enc_caps(dsc_enc_caps, pixel_clock_100Hz);
+ if (dsc->ctx->dc->debug.native422_support)
+ dsc_enc_caps->color_formats.bits.YCBCR_NATIVE_422 = 1;
+ }
}
/* Returns 'false' if no intersection was found for at least one capablity.
--
2.28.0