Commit f172865a authored by Alex Deucher's avatar Alex Deucher
Browse files

drm/amdgpu/nv: add PCI reset support 



Use generic PCI reset for GPU reset if the user specifies
PCI reset as the reset mechanism.  This should in general
only be used for validation.

Acked-by: default avatarEvan Quan <evan.quan@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent 1176a1e0

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

+6 −1
Original line number Diff line number Diff line
@@ -391,7 +391,8 @@ nv_asic_reset_method(struct amdgpu_device *adev) 


	if (amdgpu_reset_method == AMD_RESET_METHOD_MODE1 ||

	    amdgpu_reset_method == AMD_RESET_METHOD_MODE2 ||

	    amdgpu_reset_method == AMD_RESET_METHOD_BACO)

	    amdgpu_reset_method == AMD_RESET_METHOD_BACO ||

	    amdgpu_reset_method == AMD_RESET_METHOD_PCI)

		return amdgpu_reset_method;



	if (amdgpu_reset_method != -1)
@@ -423,6 +424,10 @@ static int nv_asic_reset(struct amdgpu_device *adev) 
		return 0;



	switch (nv_asic_reset_method(adev)) {

	case AMD_RESET_METHOD_PCI:

		dev_info(adev->dev, "PCI reset\n");

		ret = amdgpu_device_pci_reset(adev);

		break;

	case AMD_RESET_METHOD_BACO:

		dev_info(adev->dev, "BACO reset\n");