drm/radeon/dpm: add dpm_set_power_state failure output (si)

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

diff --git a/drivers/gpu/drm/radeon/si_dpm.c b/drivers/gpu/drm/radeon/si_dpm.c
index dbc18ecb1dc0d54baebf7fa3c0c2ab3935c53339..d1af9549f302a640dffe7d7f70e442db2a71f79f 100644 (file)
--- a/drivers/gpu/drm/radeon/si_dpm.c
+++ b/drivers/gpu/drm/radeon/si_dpm.c
@@ -5872,73 +5872,108 @@ int si_dpm_set_power_state(struct radeon_device *rdev)
        int ret;
 
        ret = si_disable_ulv(rdev);
-       if (ret)
+       if (ret) {
+               DRM_ERROR("si_disable_ulv failed\n");
                return ret;
+       }
        ret = si_restrict_performance_levels_before_switch(rdev);
-       if (ret)
+       if (ret) {
+               DRM_ERROR("si_restrict_performance_levels_before_switch failed\n");
                return ret;
+       }
        if (eg_pi->pcie_performance_request)
                si_request_link_speed_change_before_state_change(rdev, new_ps, old_ps);
        rv770_set_uvd_clock_before_set_eng_clock(rdev, new_ps, old_ps);
        ret = si_enable_power_containment(rdev, new_ps, false);
-       if (ret)
+       if (ret) {
+               DRM_ERROR("si_enable_power_containment failed\n");
                return ret;
+       }
        ret = si_enable_smc_cac(rdev, new_ps, false);
-       if (ret)
+       if (ret) {
+               DRM_ERROR("si_enable_smc_cac failed\n");
                return ret;
+       }
        ret = si_halt_smc(rdev);
-       if (ret)
+       if (ret) {
+               DRM_ERROR("si_halt_smc failed\n");
                return ret;
+       }
        ret = si_upload_sw_state(rdev, new_ps);
-       if (ret)
+       if (ret) {
+               DRM_ERROR("si_upload_sw_state failed\n");
                return ret;
+       }
        ret = si_upload_smc_data(rdev);
-       if (ret)
+       if (ret) {
+               DRM_ERROR("si_upload_smc_data failed\n");
                return ret;
+       }
        ret = si_upload_ulv_state(rdev);
-       if (ret)
+       if (ret) {
+               DRM_ERROR("si_upload_ulv_state failed\n");
                return ret;
+       }
        if (eg_pi->dynamic_ac_timing) {
                ret = si_upload_mc_reg_table(rdev, new_ps);
-               if (ret)
+               if (ret) {
+                       DRM_ERROR("si_upload_mc_reg_table failed\n");
                        return ret;
+               }
        }
        ret = si_program_memory_timing_parameters(rdev, new_ps);
-       if (ret)
+       if (ret) {
+               DRM_ERROR("si_program_memory_timing_parameters failed\n");
                return ret;
+       }
        si_set_pcie_lane_width_in_smc(rdev, new_ps, old_ps);
 
        ret = si_populate_smc_tdp_limits(rdev, new_ps);
-       if (ret)
+       if (ret) {
+               DRM_ERROR("si_populate_smc_tdp_limits failed\n");
                return ret;
+       }
        ret = si_populate_smc_tdp_limits_2(rdev, new_ps);
-       if (ret)
+       if (ret) {
+               DRM_ERROR("si_populate_smc_tdp_limits_2 failed\n");
                return ret;
-
+       }
        ret = si_resume_smc(rdev);
-       if (ret)
+       if (ret) {
+               DRM_ERROR("si_resume_smc failed\n");
                return ret;
+       }
        ret = si_set_sw_state(rdev);
-       if (ret)
+       if (ret) {
+               DRM_ERROR("si_set_sw_state failed\n");
                return ret;
+       }
        rv770_set_uvd_clock_after_set_eng_clock(rdev, new_ps, old_ps);
        if (eg_pi->pcie_performance_request)
                si_notify_link_speed_change_after_state_change(rdev, new_ps, old_ps);
        ret = si_set_power_state_conditionally_enable_ulv(rdev, new_ps);
-       if (ret)
+       if (ret) {
+               DRM_ERROR("si_set_power_state_conditionally_enable_ulv failed\n");
                return ret;
+       }
        ret = si_enable_smc_cac(rdev, new_ps, true);
-       if (ret)
+       if (ret) {
+               DRM_ERROR("si_enable_smc_cac failed\n");
                return ret;
+       }
        ret = si_enable_power_containment(rdev, new_ps, true);
-       if (ret)
+       if (ret) {
+               DRM_ERROR("si_enable_power_containment failed\n");
                return ret;
+       }
 
 #if 0
        /* XXX */
        ret = si_unrestrict_performance_levels_after_switch(rdev);
-       if (ret)
+       if (ret) {
+               DRM_ERROR("si_unrestrict_performance_levels_after_switch failed\n");
                return ret;
+       }
 #endif
 
        return 0;