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authorDave Airlie <airlied@redhat.com>2021-06-18 12:55:08 +1000
committerDave Airlie <airlied@redhat.com>2021-06-18 12:55:09 +1000
commitd472b36efbf8a27dc8a80519db8b5a8caffe42b6 (patch)
tree5672afd20a72c589800b819b34f7c391686eda15 /drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c
parent43ccc7831fc4864b99954914537ec3c819997f41 (diff)
parenta4b0b97aace09716a635e1a64c7e54e51f4a0f51 (diff)
Merge tag 'amd-drm-next-5.14-2021-06-16' of https://gitlab.freedesktop.org/agd5f/linux into drm-next
amd-drm-next-5.14-2021-06-16: amdgpu: - Aldebaran fixes - Expose asic independent throttler status - BACO fixes for navi1x - Smartshift fixes - Misc code cleanups - RAS fixes for Sienna Cichlid - Gamma verificaton fixes - DC LTTPR fixes - DP AUX timeout handling fixes - GFX9, 10 powergating fixes amdkfd: - TLB flush fixes when using SDMA - Locking fixes - SVM fixes Signed-off-by: Dave Airlie <airlied@redhat.com> From: Alex Deucher <alexander.deucher@amd.com> Link: https://patchwork.freedesktop.org/patch/msgid/20210617031719.4013-1-alexander.deucher@amd.com
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c
index 2d56b60bc058b..20e1762f1a731 100644
--- a/drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c
@@ -6970,8 +6970,12 @@ static int gfx_v10_0_kiq_init_register(struct amdgpu_ring *ring)
if (ring->use_doorbell) {
WREG32_SOC15(GC, 0, mmCP_MEC_DOORBELL_RANGE_LOWER,
(adev->doorbell_index.kiq * 2) << 2);
+ /* If GC has entered CGPG, ringing doorbell > first page doesn't
+ * wakeup GC. Enlarge CP_MEC_DOORBELL_RANGE_UPPER to workaround
+ * this issue.
+ */
WREG32_SOC15(GC, 0, mmCP_MEC_DOORBELL_RANGE_UPPER,
- (adev->doorbell_index.userqueue_end * 2) << 2);
+ (adev->doorbell.size - 4));
}
WREG32_SOC15(GC, 0, mmCP_HQD_PQ_DOORBELL_CONTROL,