diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/gpu/drm/radeon/cypress_dpm.c | 77 |
1 files changed, 56 insertions, 21 deletions
diff --git a/drivers/gpu/drm/radeon/cypress_dpm.c b/drivers/gpu/drm/radeon/cypress_dpm.c index 1c6c3a3c5c3..9bf7ff7907b 100644 --- a/drivers/gpu/drm/radeon/cypress_dpm.c +++ b/drivers/gpu/drm/radeon/cypress_dpm.c @@ -1802,6 +1802,7 @@ int cypress_dpm_enable(struct radeon_device *rdev) struct rv7xx_power_info *pi = rv770_get_pi(rdev); struct evergreen_power_info *eg_pi = evergreen_get_pi(rdev); struct radeon_ps *boot_ps = rdev->pm.dpm.boot_ps; + int ret; if (pi->gfx_clock_gating) rv770_restore_cgcg(rdev); @@ -1811,16 +1812,23 @@ int cypress_dpm_enable(struct radeon_device *rdev) if (pi->voltage_control) { rv770_enable_voltage_control(rdev, true); - cypress_construct_voltage_tables(rdev); + ret = cypress_construct_voltage_tables(rdev); + if (ret) + return ret; } - if (pi->mvdd_control) - cypress_get_mvdd_configuration(rdev); + if (pi->mvdd_control) { + ret = cypress_get_mvdd_configuration(rdev); + if (ret) + return ret; + } if (eg_pi->dynamic_ac_timing) { cypress_set_mc_reg_address_table(rdev); cypress_force_mc_use_s0(rdev, boot_ps); - cypress_initialize_mc_reg_table(rdev); + ret = cypress_initialize_mc_reg_table(rdev); + if (ret) + eg_pi->dynamic_ac_timing = false; cypress_force_mc_use_s1(rdev, boot_ps); } @@ -1845,22 +1853,31 @@ int cypress_dpm_enable(struct radeon_device *rdev) if (pi->dynamic_pcie_gen2) cypress_enable_dynamic_pcie_gen2(rdev, true); - if (rv770_upload_firmware(rdev)) - return -EINVAL; + ret = rv770_upload_firmware(rdev); + if (ret) + return ret; - cypress_get_table_locations(rdev); + ret = cypress_get_table_locations(rdev); + if (ret) + return ret; - if (cypress_init_smc_table(rdev, boot_ps)) - return -EINVAL; + ret = cypress_init_smc_table(rdev, boot_ps); + if (ret) + return ret; - if (eg_pi->dynamic_ac_timing) - cypress_populate_mc_reg_table(rdev, boot_ps); + if (eg_pi->dynamic_ac_timing) { + ret = cypress_populate_mc_reg_table(rdev, boot_ps); + if (ret) + return ret; + } cypress_program_response_times(rdev); r7xx_start_smc(rdev); - cypress_notify_smc_display_change(rdev, false); + ret = cypress_notify_smc_display_change(rdev, false); + if (ret) + return ret; cypress_enable_sclk_control(rdev, true); @@ -1879,7 +1896,9 @@ int cypress_dpm_enable(struct radeon_device *rdev) r600_is_internal_thermal_sensor(rdev->pm.int_thermal_type)) { PPSMC_Result result; - rv770_set_thermal_temperature_range(rdev, R600_TEMP_RANGE_MIN, R600_TEMP_RANGE_MAX); + ret = rv770_set_thermal_temperature_range(rdev, R600_TEMP_RANGE_MIN, R600_TEMP_RANGE_MAX); + if (ret) + return ret; rdev->irq.dpm_thermal = true; radeon_irq_set(rdev); result = rv770_send_msg_to_smc(rdev, PPSMC_MSG_EnableThermalInterrupt); @@ -1938,29 +1957,45 @@ int cypress_dpm_set_power_state(struct radeon_device *rdev) struct evergreen_power_info *eg_pi = evergreen_get_pi(rdev); struct radeon_ps *new_ps = rdev->pm.dpm.requested_ps; struct radeon_ps *old_ps = rdev->pm.dpm.current_ps; + int ret; - rv770_restrict_performance_levels_before_switch(rdev); + ret = rv770_restrict_performance_levels_before_switch(rdev); + if (ret) + return ret; if (eg_pi->pcie_performance_request) cypress_notify_link_speed_change_before_state_change(rdev, new_ps, old_ps); rv770_set_uvd_clock_before_set_eng_clock(rdev, new_ps, old_ps); - rv770_halt_smc(rdev); - cypress_upload_sw_state(rdev, new_ps); + ret = rv770_halt_smc(rdev); + if (ret) + return ret; + ret = cypress_upload_sw_state(rdev, new_ps); + if (ret) + return ret; - if (eg_pi->dynamic_ac_timing) - cypress_upload_mc_reg_table(rdev, new_ps); + if (eg_pi->dynamic_ac_timing) { + ret = cypress_upload_mc_reg_table(rdev, new_ps); + if (ret) + return ret; + } cypress_program_memory_timing_parameters(rdev, new_ps); - rv770_resume_smc(rdev); - rv770_set_sw_state(rdev); + ret = rv770_resume_smc(rdev); + if (ret) + return ret; + ret = rv770_set_sw_state(rdev); + if (ret) + return ret; rv770_set_uvd_clock_after_set_eng_clock(rdev, new_ps, old_ps); if (eg_pi->pcie_performance_request) cypress_notify_link_speed_change_after_state_change(rdev, new_ps, old_ps); - rv770_unrestrict_performance_levels_after_switch(rdev); + ret = rv770_unrestrict_performance_levels_after_switch(rdev); + if (ret) + return ret; return 0; } |