Commit 78f0aef1 authored by Stanley.Yang's avatar Stanley.Yang Committed by Alex Deucher
Browse files

drm/amdgpu: fix hdp register access error 



mmHDP_READ_CACHE_INVALIDATE register is in HDP not in NBIO

Signed-off-by: default avatarStanley.Yang <Stanley.Yang@amd.com>
Reviewed-by: default avatarHawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent b362a18a

drivers/gpu/drm/amd/amdgpu/nv.c

+1 −1
Original line number Original line Diff line number Diff line
@@ -621,7 +621,7 @@ static void nv_invalidate_hdp(struct amdgpu_device *adev, 
				struct amdgpu_ring *ring)

				struct amdgpu_ring *ring)

{

{

	if (!ring || !ring->funcs->emit_wreg) {

	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 {

	} else {

		amdgpu_ring_emit_wreg(ring, SOC15_REG_OFFSET(

		amdgpu_ring_emit_wreg(ring, SOC15_REG_OFFSET(

					HDP, 0, mmHDP_READ_CACHE_INVALIDATE), 1);

					HDP, 0, mmHDP_READ_CACHE_INVALIDATE), 1);