drm/amdgpu: sdma support ras gpu reset (9708a318) · Commits · 戴 / test

request a gpu reset if ras return EAGAIN. we will run late init again so it is ok to do nothing this time. Signed-off-by:

drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c

+8 −2

Original line number	Diff line number	Diff line
		@@ -1531,8 +1531,14 @@ static int sdma_v4_0_late_init(void *handle)
		**ras_if = ras_block;

		r = amdgpu_ras_feature_enable_on_boot(adev, *ras_if, 1);
		if (r)
		if (r) {
		if (r == -EAGAIN) {
		amdgpu_ras_request_reset_on_boot(adev,
		AMDGPU_RAS_BLOCK__SDMA);
		r = 0;
		}
		goto feature;
		}

		ih_info.head = **ras_if;
		fs_info.head = **ras_if;
		@@ -1571,7 +1577,7 @@ interrupt:
		feature:
		kfree(*ras_if);
		*ras_if = NULL;
		return -EINVAL;
		return r;
		}

		static int sdma_v4_0_sw_init(void *handle)