Commit 0af4ed0c authored by Yifan Zhang's avatar Yifan Zhang Committed by Alex Deucher
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drm/amdgpu/mes: zero the sdma_hqd_mask of 2nd SDMA engine for SDMA 6.0.1 



there is only one SDMA engine in SDMA 6.0.1, the sdma_hqd_mask has to be
zeroed for the 2nd engine, otherwise MES scheduler will consider 2nd
engine exists and map/unmap SDMA queues to the non-existent engine.

Signed-off-by: default avatarYifan Zhang <yifan1.zhang@amd.com>
Reviewed-by: default avatarTim Huang <Tim.Huang@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent a8671493

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

+3 −0
Original line number Diff line number Diff line
@@ -181,6 +181,9 @@ int amdgpu_mes_init(struct amdgpu_device *adev) 
	for (i = 0; i < AMDGPU_MES_MAX_SDMA_PIPES; i++) {

		if (adev->ip_versions[SDMA0_HWIP][0] < IP_VERSION(6, 0, 0))

			adev->mes.sdma_hqd_mask[i] = i ? 0 : 0x3fc;

		/* zero sdma_hqd_mask for non-existent engine */

		else if (adev->sdma.num_instances == 1)

			adev->mes.sdma_hqd_mask[i] = i ? 0 : 0xfc;

		else

			adev->mes.sdma_hqd_mask[i] = 0xfc;

	}