diff options
| author | Alex Deucher <alexander.deucher@amd.com> | 2014-11-18 14:36:59 -0500 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2014-11-20 13:00:12 -0500 |
| commit | e745c3c9aa5e30ae94a1be04a1d2f326fb213a56 (patch) | |
| tree | 7f42088076daeea7da0763d758f3c12bd17e0ee4 /drivers/gpu/drm/radeon/ci_dpm.c | |
| parent | f281d0a37c423cb4cc8ef91ba7136848744c955f (diff) | |
| download | lwn-e745c3c9aa5e30ae94a1be04a1d2f326fb213a56.tar.gz lwn-e745c3c9aa5e30ae94a1be04a1d2f326fb213a56.zip | |
drm/radeon/ci: use different smc command for pcie dpm
Use unforce levels rather than enable mask instruction.
This is the preferred method.
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/radeon/ci_dpm.c')
| -rw-r--r-- | drivers/gpu/drm/radeon/ci_dpm.c | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/drivers/gpu/drm/radeon/ci_dpm.c b/drivers/gpu/drm/radeon/ci_dpm.c index e7816281f0d7..73f8c4b5bc9c 100644 --- a/drivers/gpu/drm/radeon/ci_dpm.c +++ b/drivers/gpu/drm/radeon/ci_dpm.c @@ -3773,7 +3773,7 @@ static int ci_upload_dpm_level_enable_mask(struct radeon_device *rdev) return -EINVAL; } } - +#if 0 if (!pi->pcie_dpm_key_disabled) { if (pi->dpm_level_enable_mask.pcie_dpm_enable_mask) { result = ci_send_msg_to_smc_with_parameter(rdev, @@ -3783,7 +3783,7 @@ static int ci_upload_dpm_level_enable_mask(struct radeon_device *rdev) return -EINVAL; } } - +#endif return 0; } @@ -4247,6 +4247,14 @@ int ci_dpm_force_performance_level(struct radeon_device *rdev, } } } else if (level == RADEON_DPM_FORCED_LEVEL_AUTO) { + if (!pi->pcie_dpm_key_disabled) { + PPSMC_Result smc_result; + + smc_result = ci_send_msg_to_smc(rdev, + PPSMC_MSG_PCIeDPM_UnForceLevel); + if (smc_result != PPSMC_Result_OK) + return -EINVAL; + } ret = ci_upload_dpm_level_enable_mask(rdev); if (ret) return ret; |