diff options
| author | Rex Zhu <Rex.Zhu@amd.com> | 2016-10-26 08:44:12 +0300 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2016-10-27 22:18:29 +0300 |
| commit | 3f767e3d076dd2a24a614917c8f0b05d8d82b90b (patch) | |
| tree | c66fc3cc5fe12befb8bf5431aee9c2d37b4b3679 | |
| parent | 86f8c599b09c916f9aad30563271440dbd79213a (diff) | |
| download | linux-3f767e3d076dd2a24a614917c8f0b05d8d82b90b.tar.xz | |
drm/amdgpu: just not load smc firmware if smu is already running
Signed-off-by: Rex Zhu <Rex.Zhu@amd.com>
Acked-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/ci_dpm.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/ci_dpm.c b/drivers/gpu/drm/amd/amdgpu/ci_dpm.c index 1c3b5c411ef7..f1baf6715b05 100644 --- a/drivers/gpu/drm/amd/amdgpu/ci_dpm.c +++ b/drivers/gpu/drm/amd/amdgpu/ci_dpm.c @@ -2207,6 +2207,11 @@ 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)) { + DRM_INFO("smc is running, no need to load smc firmware\n"); + return 0; + } + for (i = 0; i < adev->usec_timeout; i++) { if (RREG32_SMC(ixRCU_UC_EVENTS) & RCU_UC_EVENTS__boot_seq_done_MASK) break; @@ -5275,8 +5280,6 @@ static int ci_dpm_enable(struct amdgpu_device *adev) struct amdgpu_ps *boot_ps = adev->pm.dpm.boot_ps; int ret; - if (amdgpu_ci_is_smc_running(adev)) - return -EINVAL; if (pi->voltage_control != CISLANDS_VOLTAGE_CONTROL_NONE) { ci_enable_voltage_control(adev); ret = ci_construct_voltage_tables(adev); |