From: Lijo Lazar Date: Wed, 10 Apr 2024 14:00:46 +0000 (+0530) Subject: drm/amdgpu: Assign correct bits for SDMA HDP flush X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=7b19f1f3466fc56c48e531b5e8f9dea8de089adb;p=linux.git drm/amdgpu: Assign correct bits for SDMA HDP flush HDP Flush request bit can be kept unique per AID, and doesn't need to be unique SOC-wide. Assign only bits 10-13 for SDMA v4.4.2. Signed-off-by: Lijo Lazar Acked-by: Alex Deucher Signed-off-by: Alex Deucher --- diff --git a/drivers/gpu/drm/amd/amdgpu/sdma_v4_4_2.c b/drivers/gpu/drm/amd/amdgpu/sdma_v4_4_2.c index 7bb0652159acf..20909843bcd26 100644 --- a/drivers/gpu/drm/amd/amdgpu/sdma_v4_4_2.c +++ b/drivers/gpu/drm/amd/amdgpu/sdma_v4_4_2.c @@ -368,7 +368,8 @@ static void sdma_v4_4_2_ring_emit_hdp_flush(struct amdgpu_ring *ring) u32 ref_and_mask = 0; const struct nbio_hdp_flush_reg *nbio_hf_reg = adev->nbio.hdp_flush_reg; - ref_and_mask = nbio_hf_reg->ref_and_mask_sdma0 << ring->me; + ref_and_mask = nbio_hf_reg->ref_and_mask_sdma0 + << (ring->me % adev->sdma.num_inst_per_aid); sdma_v4_4_2_wait_reg_mem(ring, 0, 1, adev->nbio.funcs->get_hdp_flush_done_offset(adev),