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From c0fe3efad5131f6f9d3c79e77da07b2deb47e400 Mon Sep 17 00:00:00 2001
From: Kevin Wang <Kevin1.Wang@amd.com>
Date: Wed, 17 Jan 2018 16:38:24 +0800
Subject: [PATCH 3152/4131] drm/amdgpu: add AMD_DC_PRE_VEGA dc support config
Change-Id: Ia3c08cab25afb03b094ded74545be0e623953158
Reviewed-by: Le Ma <Le.Ma@amd.com>
Signed-off-by:Kevin Wang <Kevin1.Wang@amd.com>
---
drivers/gpu/drm/amd/amdgpu/amdgpu_device.c | 3 +++
drivers/gpu/drm/amd/display/Kconfig | 8 ++++++++
2 files changed, 11 insertions(+)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
index c0a513a..fd4cb2d 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
@@ -1738,6 +1738,9 @@ bool amdgpu_device_asic_has_dc_support(enum amd_asic_type asic_type)
case CHIP_POLARIS12:
case CHIP_TONGA:
case CHIP_FIJI:
+#if defined(CONFIG_DRM_AMD_DC_PRE_VEGA)
+ return amdgpu_dc != 0;
+#endif
case CHIP_VEGA10:
return amdgpu_dc != 0;
case CHIP_KABINI:
diff --git a/drivers/gpu/drm/amd/display/Kconfig b/drivers/gpu/drm/amd/display/Kconfig
index 7aed462..5eba0c6 100644
--- a/drivers/gpu/drm/amd/display/Kconfig
+++ b/drivers/gpu/drm/amd/display/Kconfig
@@ -9,6 +9,14 @@ config DRM_AMD_DC
Will be deprecated when the DC component is upstream.
+config DRM_AMD_DC_PRE_VEGA
+ bool "DC support for Polaris and older ASICs"
+ default n
+ help
+ Choose this option to enable the new DC support for older asics
+ by default. This includes Polaris, Carrizo, Tonga, Bonaire,
+ and Hawaii.
+
config DRM_AMD_DC_FBC
bool "AMD FBC - Enable Frame Buffer Compression"
depends on DRM_AMD_DC
--
2.7.4
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