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drm/amdgpu: fix uvd can't initialized when dpm disabled on Ci.

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need to start smc when dpm disabled.
otherwise, uvd can't get response from smu.
so uvd ring test and ib test will timeout.

Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Rex Zhu 2017-02-03 17:33:11 +08:00 • committed by Alex Deucher
parent 8b55d17eee
commit bac601ec00
1 changed files with 14 additions and 6 deletions
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20
drivers/gpu/drm/amd/amdgpu/ci_dpm.c
View file

@ -2210,7 +2210,6 @@ static void ci_clear_vc(struct amdgpu_device *adev)
static int ci_upload_firmware(struct amdgpu_device *adev)
{
struct ci_power_info *pi = ci_get_pi(adev);
int i, ret;
if (amdgpu_ci_is_smc_running(adev)) {
@ -2227,7 +2226,7 @@ static int ci_upload_firmware(struct amdgpu_device *adev)
amdgpu_ci_stop_smc_clock(adev);
amdgpu_ci_reset_smc(adev);
ret = amdgpu_ci_load_smc_ucode(adev, pi->sram_end);
ret = amdgpu_ci_load_smc_ucode(adev, SMC_RAM_END);
return ret;
@ -6278,13 +6277,13 @@ static int ci_dpm_sw_init(void *handle)
adev->pm.current_mclk = adev->clock.default_mclk;
adev->pm.int_thermal_type = THERMAL_TYPE_NONE;
if (amdgpu_dpm == 0)
return 0;
ret = ci_dpm_init_microcode(adev);
if (ret)
return ret;
if (amdgpu_dpm == 0)
return 0;
INIT_WORK(&adev->pm.dpm.thermal.work, amdgpu_dpm_thermal_work_handler);
mutex_lock(&adev->pm.mutex);
ret = ci_dpm_init(adev);
@ -6328,8 +6327,15 @@ static int ci_dpm_hw_init(void *handle)
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
if (!amdgpu_dpm)
if (!amdgpu_dpm) {
ret = ci_upload_firmware(adev);
if (ret) {
DRM_ERROR("ci_upload_firmware failed\n");
return ret;
}
ci_dpm_start_smc(adev);
return 0;
}
mutex_lock(&adev->pm.mutex);
ci_dpm_setup_asic(adev);
@ -6351,6 +6357,8 @@ static int ci_dpm_hw_fini(void *handle)
mutex_lock(&adev->pm.mutex);
ci_dpm_disable(adev);
mutex_unlock(&adev->pm.mutex);
} else {
ci_dpm_stop_smc(adev);
}
return 0;