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drm/amdgpu: add psp memory training callbacks and macro

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add interface for memory training.

Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Luben Tuikov <luben.tuikov@amd.com>
Signed-off-by: Tianci.Yin <tianci.yin@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Tianci.Yin
2019-09-30 14:07:00 +08:00
committed by Alex Deucher
parent efe4f00077
commit 0586a0596a
2 changed files with 73 additions and 0 deletions
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18
drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c
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@ -88,6 +88,17 @@ static int psp_sw_init(void *handle)
return ret;
}
ret = psp_mem_training_init(psp);
if (ret) {
DRM_ERROR("Failed to initliaze memory training!\n");
return ret;
}
ret = psp_mem_training(psp, PSP_MEM_TRAIN_COLD_BOOT);
if (ret) {
DRM_ERROR("Failed to process memory training!\n");
return ret;
}
return 0;
}
@ -95,6 +106,7 @@ static int psp_sw_fini(void *handle)
{
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
psp_mem_training_fini(&adev->psp);
release_firmware(adev->psp.sos_fw);
adev->psp.sos_fw = NULL;
release_firmware(adev->psp.asd_fw);
@ -1608,6 +1620,12 @@ static int psp_resume(void *handle)
DRM_INFO("PSP is resuming...\n");
ret = psp_mem_training(psp, PSP_MEM_TRAIN_RESUME);
if (ret) {
DRM_ERROR("Failed to process memory training!\n");
return ret;
}
mutex_lock(&adev->firmware.mutex);
ret = psp_hw_start(psp);