[AMD Official Use Only - Internal Distribution Only]
Reviewed-by: Evan Quan <evan.quan@xxxxxxx>
-----Original Message-----
From: Gao, Likun <Likun.Gao@xxxxxxx>
Sent: Monday, May 18, 2020 6:35 PM
To: amd-gfx@xxxxxxxxxxxxxxxxxxxxx
Cc: Zhang, Hawking <Hawking.Zhang@xxxxxxx>; Quan, Evan <Evan.Quan@xxxxxxx>; Clements, John <John.Clements@xxxxxxx>; Gao, Likun <Likun.Gao@xxxxxxx>
Subject: [PATCH] drm/amdgpu: add condition to set MP1 state on gpu reset
From: Likun Gao <Likun.Gao@xxxxxxx>
Only ras supportted need to set MP1 state to prepare for unload before reloading SMU FW.
Signed-off-by: Likun Gao <Likun.Gao@xxxxxxx>
Change-Id: I9e49b3f13aa613393381fe15b6b060665026078a
---
drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c
index 5de5b27bf4c4..a349cf15f90a 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c
@@ -1399,12 +1399,13 @@ static int psp_load_smu_fw(struct psp_context *psp)
struct amdgpu_device* adev = psp->adev;
struct amdgpu_firmware_info *ucode =
&adev->firmware.ucode[AMDGPU_UCODE_ID_SMC];
+struct amdgpu_ras *ras = psp->ras.ras;
if (!ucode->fw || amdgpu_sriov_vf(psp->adev))
return 0;
-if (adev->in_gpu_reset) {
+if (adev->in_gpu_reset && ras && ras->supported) {
ret = amdgpu_dpm_set_mp1_state(adev, PP_MP1_STATE_UNLOAD);
if (ret) {
DRM_WARN("Failed to set MP1 state prepare for reload\n");
--
2.25.1
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