drm/amdgpu: Fix SDMA HQD destroy error on gfx_v7
authorAmber Lin <Amber.Lin@amd.com>
Thu, 13 Sep 2018 01:42:18 +0000 (21:42 -0400)
committerAlex Deucher <alexander.deucher@amd.com>
Thu, 20 Sep 2018 15:25:01 +0000 (10:25 -0500)
A wrong register bit was examinated for checking SDMA status so it reports
false failures. This typo only appears on gfx_v7. gfx_v8 checks the correct
bit.

Acked-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Amber Lin <Amber.Lin@amd.com>
Reviewed-by: Felix Kuehling <Felix.Kuehling@amd.com>
Signed-off-by: Felix Kuehling <Felix.Kuehling@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v7.c

index ea3f698..9803b91 100644 (file)
@@ -685,7 +685,7 @@ static int kgd_hqd_sdma_destroy(struct kgd_dev *kgd, void *mqd,
 
        while (true) {
                temp = RREG32(sdma_base_addr + mmSDMA0_RLC0_CONTEXT_STATUS);
-               if (temp & SDMA0_STATUS_REG__RB_CMD_IDLE__SHIFT)
+               if (temp & SDMA0_RLC0_CONTEXT_STATUS__IDLE_MASK)
                        break;
                if (time_after(jiffies, end_jiffies))
                        return -ETIME;