From 2c9c178b7d76efd9933e709c16063e65135aca74 Mon Sep 17 00:00:00 2001 From: Alex Deucher Date: Fri, 12 Jan 2018 14:56:49 -0500 Subject: [PATCH] drm/amdgpu: only allow scatter/gather display with DC MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit Check if DC is enabled before allowing scanout buffers to be pinned in system memory. Reviewed-by: Christian König Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_display.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c index 8ede2645a06c..859942552e9f 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c @@ -507,9 +507,12 @@ uint32_t amdgpu_display_framebuffer_domains(struct amdgpu_device *adev) { uint32_t domain = AMDGPU_GEM_DOMAIN_VRAM; +#if defined(CONFIG_DRM_AMD_DC) if (adev->asic_type >= CHIP_CARRIZO && adev->asic_type < CHIP_RAVEN && - adev->flags & AMD_IS_APU) + adev->flags & AMD_IS_APU && + amdgpu_device_asic_has_dc_support(adev->asic_type)) domain |= AMDGPU_GEM_DOMAIN_GTT; +#endif return domain; } -- 2.45.2