[AMD Public Use]
Thanks.
Reviewed-by: Hawking Zhang
Regards,
Hawking
-Original Message-
From: Stanley.Yang
Sent: Tuesday, September 22, 2020 17:10
To: amd-gfx@lists.freedesktop.org
Cc: Zhang, Hawking ; Yang, Stanley
Subject: [PATCH 1/1] drm/amdgpu: fix hdp register access error
mmHDP_READ_CACHE_INVALIDATE register is in HDP not in NBIO
Signed-off-by: Stanley.Yang
Change-Id: I4375a8a67d3a13f9605479e169169e22dd5833d1
---
drivers/gpu/drm/amd/amdgpu/nv.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/nv.c b/drivers/gpu/drm/amd/amdgpu/nv.c
index 0ec66030bd11..bc894cfba60c 100644
--- a/drivers/gpu/drm/amd/amdgpu/nv.c
+++ b/drivers/gpu/drm/amd/amdgpu/nv.c
@@ -621,7 +621,7 @@ static void nv_invalidate_hdp(struct amdgpu_device *adev,
struct amdgpu_ring *ring)
{
if (!ring || !ring->funcs->emit_wreg) {
- WREG32_SOC15_NO_KIQ(NBIO, 0, mmHDP_READ_CACHE_INVALIDATE, 1);
+ WREG32_SOC15_NO_KIQ(HDP, 0, mmHDP_READ_CACHE_INVALIDATE, 1);
} else {
amdgpu_ring_emit_wreg(ring, SOC15_REG_OFFSET(
HDP, 0, mmHDP_READ_CACHE_INVALIDATE),
1);
--
2.17.1
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