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drm/amdgpu: Update pitch on page flips without DC as well

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DC already handles this correctly since amdgpu minor version 31. Bump
the minor version again so that xf86-video-amdgpu can take advantage of
this working without DC as well now.

Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Michel Dänzer <michel.daenzer@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Michel Dänzer
2019-07-24 17:56:28 +02:00
committed by Alex Deucher
parent 29c9d8eadc
commit 965ebe3d5d
5 changed files with 18 additions and 1 deletions
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4
drivers/gpu/drm/amd/amdgpu/dce_v8_0.c
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@@ -184,10 +184,14 @@ static void dce_v8_0_page_flip(struct amdgpu_device *adev,
int crtc_id, u64 crtc_base, bool async)
{
struct amdgpu_crtc *amdgpu_crtc = adev->mode_info.crtcs[crtc_id];
struct drm_framebuffer *fb = amdgpu_crtc->base.primary->fb;
/* flip at hsync for async, default is vsync */
WREG32(mmGRPH_FLIP_CONTROL + amdgpu_crtc->crtc_offset, async ?
GRPH_FLIP_CONTROL__GRPH_SURFACE_UPDATE_H_RETRACE_EN_MASK : 0);
/* update pitch */
WREG32(mmGRPH_PITCH + amdgpu_crtc->crtc_offset,
fb->pitches[0] / fb->format->cpp[0]);
/* update the primary scanout addresses */
WREG32(mmGRPH_PRIMARY_SURFACE_ADDRESS_HIGH + amdgpu_crtc->crtc_offset,
upper_32_bits(crtc_base));