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[Public]
Reviewed-by: Alex Deucher <alexander.deucher@xxxxxxx>
From: Tong Liu01 <Tong.Liu01@xxxxxxx>
Sent: Tuesday, March 21, 2023 5:19 AM To: amd-gfx@xxxxxxxxxxxxxxxxxxxxx <amd-gfx@xxxxxxxxxxxxxxxxxxxxx> Cc: Quan, Evan <Evan.Quan@xxxxxxx>; Chen, Horace <Horace.Chen@xxxxxxx>; Tuikov, Luben <Luben.Tuikov@xxxxxxx>; Koenig, Christian <Christian.Koenig@xxxxxxx>; Deucher, Alexander <Alexander.Deucher@xxxxxxx>; Xiao, Jack <Jack.Xiao@xxxxxxx>; Zhang, Hawking <Hawking.Zhang@xxxxxxx>; Liu01, Tong (Esther) <Tong.Liu01@xxxxxxx> Subject: [PATCH] drm/amdgpu: skip unload tmr when tmr is not loaded [why]
For Navi12 and CHIP_SIENNA_CICHLID SRIOV, TMR is not loaded. Should also skip tmr unload Signed-off-by: Tong Liu01 <Tong.Liu01@xxxxxxx> --- drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c index 0b9e99c35a05..69addf2751aa 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c @@ -841,6 +841,12 @@ static int psp_tmr_unload(struct psp_context *psp) int ret; struct psp_gfx_cmd_resp *cmd = acquire_psp_cmd_buf(psp); + /* For Navi12 and CHIP_SIENNA_CICHLID SRIOV, do not set up TMR. + * Already set up by host driver. + */ + if (amdgpu_sriov_vf(psp->adev) && psp_skip_tmr(psp)) + return 0; + psp_prep_tmr_unload_cmd_buf(psp, cmd); dev_dbg(psp->adev->dev, "free PSP TMR buffer\n"); -- 2.34.1 |
