drm/amd: Avoid BUG() for case of SRIOV missing IP version

[ Upstream commit 93fec4f8c158584065134b4d45e875499bf517c8 ]

No need to crash the kernel.  AMDGPU will now fail to probe.

Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Lijo Lazar <lijo.lazar@amd.com>
Signed-off-by: Mario Limonciello <mario.limonciello@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c
index 712dd72f3ccf24796926078e9b08022213244f55..087147f09933aa6f20698a6fd3fcc8729a097ddb 100644 (file)
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c
@@ -354,7 +354,7 @@ static int psp_init_sriov_microcode(struct psp_context *psp)
                adev->virt.autoload_ucode_id = AMDGPU_UCODE_ID_CP_MES1_DATA;
                break;
        default:
-               BUG();
+               ret = -EINVAL;
                break;
        }
        return ret;