[PATCH v7 21/45] drm/amd: Avoid BUG() for case of SRIOV missing IP version

From: Mario Limonciello
Date: Thu Jan 05 2023 - 12:04:22 EST


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

Reviewed-by: Alex Deucher <alexander.deucher@xxxxxxx>
Reviewed-by: Lijo Lazar <lijo.lazar@xxxxxxx>
Signed-off-by: Mario Limonciello <mario.limonciello@xxxxxxx>
---
drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c
index bdc2bf87a286..8b2f1783f93b 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c
@@ -380,7 +380,7 @@ 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;
--
2.34.1