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drm/radeon/dpm/ni: properly catch errors in dpm setup 

We weren't properly catching errors in dpm_enable()
and dpm_set_power_state().

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
hifive-unleashed-5.1
Alex Deucher 2013-03-26 17:56:05 -04:00
parent 779187f2c3
commit 79fb809a5d
1 changed files with 98 additions and 34 deletions
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132
drivers/gpu/drm/radeon/ni_dpm.c
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@ -3517,6 +3517,7 @@ int ni_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)
ni_cg_clockgating_default(rdev);
@ -3528,10 +3529,15 @@ int ni_dpm_enable(struct radeon_device *rdev)
ni_ls_clockgating_default(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 (eg_pi->dynamic_ac_timing) {
ret = ni_initialize_mc_reg_table(rdev);
if (ret)
eg_pi->dynamic_ac_timing = false;
}
if (eg_pi->dynamic_ac_timing)
ni_initialize_mc_reg_table(rdev);
if (pi->dynamic_ss)
cypress_enable_spread_spectrum(rdev, true);
if (pi->thermal_protection)
@ -3545,21 +3551,43 @@ int ni_dpm_enable(struct radeon_device *rdev)
rv770_program_vc(rdev);
if (pi->dynamic_pcie_gen2)
ni_enable_dynamic_pcie_gen2(rdev, true);
if (rv770_upload_firmware(rdev))
return -EINVAL;
ni_process_firmware_header(rdev);
ni_initial_switch_from_arb_f0_to_f1(rdev);
ni_init_smc_table(rdev);
ni_init_smc_spll_table(rdev);
ni_init_arb_table_index(rdev);
if (eg_pi->dynamic_ac_timing)
ni_populate_mc_reg_table(rdev, boot_ps);
ni_initialize_smc_cac_tables(rdev);
ni_initialize_hardware_cac_manager(rdev);
ni_populate_smc_tdp_limits(rdev, boot_ps);
ret = rv770_upload_firmware(rdev);
if (ret)
return ret;
ret = ni_process_firmware_header(rdev);
if (ret)
return ret;
ret = ni_initial_switch_from_arb_f0_to_f1(rdev);
if (ret)
return ret;
ret = ni_init_smc_table(rdev);
if (ret)
return ret;
ret = ni_init_smc_spll_table(rdev);
if (ret)
return ret;
ret = ni_init_arb_table_index(rdev);
if (ret)
return ret;
if (eg_pi->dynamic_ac_timing) {
ret = ni_populate_mc_reg_table(rdev, boot_ps);
if (ret)
return ret;
}
ret = ni_initialize_smc_cac_tables(rdev);
if (ret)
return ret;
ret = ni_initialize_hardware_cac_manager(rdev);
if (ret)
return ret;
ret = ni_populate_smc_tdp_limits(rdev, boot_ps);
if (ret)
return ret;
ni_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);
if (eg_pi->memory_transition)
cypress_enable_mclk_control(rdev, true);
@ -3575,7 +3603,9 @@ int ni_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, 0xff * 1000);
ret = rv770_set_thermal_temperature_range(rdev, R600_TEMP_RANGE_MIN, 0xff * 1000);
if (ret)
return ret;
rdev->irq.dpm_thermal = true;
radeon_irq_set(rdev);
result = rv770_send_msg_to_smc(rdev, PPSMC_MSG_EnableThermalInterrupt);
@ -3632,11 +3662,20 @@ void ni_dpm_disable(struct radeon_device *rdev)
int ni_power_control_set_level(struct radeon_device *rdev)
{
struct radeon_ps *new_ps = rdev->pm.dpm.requested_ps;
int ret;
ni_restrict_performance_levels_before_switch(rdev);
rv770_halt_smc(rdev);
ni_populate_smc_tdp_limits(rdev, new_ps);
rv770_resume_smc(rdev);
ret = ni_restrict_performance_levels_before_switch(rdev);
if (ret)
return ret;
ret = rv770_halt_smc(rdev);
if (ret)
return ret;
ret = ni_populate_smc_tdp_limits(rdev, new_ps);
if (ret)
return ret;
ret = rv770_resume_smc(rdev);
if (ret)
return ret;
rv770_set_sw_state(rdev);
return 0;
@ -3662,29 +3701,54 @@ int ni_dpm_set_power_state(struct radeon_device *rdev)
struct radeon_ps *old_ps = &eg_pi->current_rps;
int ret;
ni_restrict_performance_levels_before_switch(rdev);
ret = ni_restrict_performance_levels_before_switch(rdev);
if (ret)
return ret;
rv770_set_uvd_clock_before_set_eng_clock(rdev, new_ps, old_ps);
ni_enable_power_containment(rdev, new_ps, false);
ni_enable_smc_cac(rdev, new_ps, false);
rv770_halt_smc(rdev);
ret = ni_enable_power_containment(rdev, new_ps, false);
if (ret)
return ret;
ret = ni_enable_smc_cac(rdev, new_ps, false);
if (ret)
return ret;
ret = rv770_halt_smc(rdev);
if (ret)
return ret;
if (eg_pi->smu_uvd_hs)
btc_notify_uvd_to_smc(rdev, new_ps);
ni_upload_sw_state(rdev, new_ps);
if (eg_pi->dynamic_ac_timing)
ni_upload_mc_reg_table(rdev, new_ps);
ret = ni_upload_sw_state(rdev, new_ps);
if (ret)
return ret;
if (eg_pi->dynamic_ac_timing) {
ret = ni_upload_mc_reg_table(rdev, new_ps);
if (ret)
return ret;
}
ret = ni_program_memory_timing_parameters(rdev, new_ps);
if (ret)
return ret;
ni_populate_smc_tdp_limits(rdev, new_ps);
rv770_resume_smc(rdev);
rv770_set_sw_state(rdev);
ret = ni_populate_smc_tdp_limits(rdev, new_ps);
if (ret)
return ret;
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);
ni_enable_smc_cac(rdev, new_ps, true);
ni_enable_power_containment(rdev, new_ps, true);
ret = ni_enable_smc_cac(rdev, new_ps, true);
if (ret)
return ret;
ret = ni_enable_power_containment(rdev, new_ps, true);
if (ret)
return ret;
#if 0
/* XXX */
ni_unrestrict_performance_levels_after_switch(rdev);
ret = ni_unrestrict_performance_levels_after_switch(rdev);
if (ret)
return ret;
#endif
return 0;