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Commit 9e7204be authored by Alex Deucher's avatar Alex Deucher
Browse files

drm/amdgpu/apci: don't call sbios request function if it's not supported 



Check the supported functions mask before calling the bios
requests method.

Reviewed-by: default avatarJim Qu <Jim.Qu@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent 7766484b

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

+28 −25
Original line number Diff line number Diff line
@@ -364,7 +364,6 @@ static int amdgpu_atif_handler(struct amdgpu_device *adev, 
			       struct acpi_bus_event *event)

{

	struct amdgpu_atif *atif = adev->atif;

	struct atif_sbios_requests req;

	int count;



	DRM_DEBUG_DRIVER("event, device_class = %s, type = %#x\n",
@@ -379,6 +378,9 @@ static int amdgpu_atif_handler(struct amdgpu_device *adev, 
		/* Not our event */

		return NOTIFY_DONE;



	if (atif->functions.sbios_requests) {

		struct atif_sbios_requests req;



		/* Check pending SBIOS requests */

		count = amdgpu_atif_get_sbios_requests(atif, &req);
@@ -415,6 +417,7 @@ static int amdgpu_atif_handler(struct amdgpu_device *adev, 
			}

		}

		/* TODO: check other events */

	}



	/* We've handled the event, stop the notifier chain. The ACPI interface

	 * overloads ACPI_VIDEO_NOTIFY_PROBE, we don't want to send that to