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| author |   Alex Deucher <alexander.deucher@amd.com> | 2017-02-22 11:20:17 -0500 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2017-03-29 23:53:20 -0400 |
| commit | 7bb0613ebbbcf928364e51aee99088618f8d1b70 (patch) | |
| tree | 239f72f140da7223e7683ec76f349a60430b60ca | |
| parent | drm/amdgpu: rename amdgpu_gca_config to amdgpu_gfx_config (diff) | |
| download | linux-dev-7bb0613ebbbcf928364e51aee99088618f8d1b70.tar.xz linux-dev-7bb0613ebbbcf928364e51aee99088618f8d1b70.zip | |
drm/amdgpu/powerplay: enable LEDs on Fiji boards
This enables the LEDs that light up based on DPM states
on some Fiji boards.
bug:
https://bugs.freedesktop.org/show_bug.cgi?id=97590
Reviewed-by: Huang Rui <ray.huang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
| -rw-r--r-- | drivers/gpu/drm/amd/powerplay/inc/smu7_ppsmc.h | 1 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/powerplay/smumgr/fiji_smc.c | 34 |
2 files changed, 35 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/powerplay/inc/smu7_ppsmc.h b/drivers/gpu/drm/amd/powerplay/inc/smu7_ppsmc.h index fbc504c70b8b..62f36ba2435b 100644 --- a/drivers/gpu/drm/amd/powerplay/inc/smu7_ppsmc.h +++ b/drivers/gpu/drm/amd/powerplay/inc/smu7_ppsmc.h @@ -377,6 +377,7 @@ typedef uint16_t PPSMC_Result; #define PPSMC_MSG_DisableAvfs ((uint16_t) 0x26B) #define PPSMC_MSG_PerformBtc ((uint16_t) 0x26C) +#define PPSMC_MSG_LedConfig ((uint16_t) 0x274) #define PPSMC_MSG_VftTableIsValid ((uint16_t) 0x275) #define PPSMC_MSG_UseNewGPIOScheme ((uint16_t) 0x277) #define PPSMC_MSG_GetEnabledPsm ((uint16_t) 0x400) diff --git a/drivers/gpu/drm/amd/powerplay/smumgr/fiji_smc.c b/drivers/gpu/drm/amd/powerplay/smumgr/fiji_smc.c index 62c41c4fc2e5..005e7d22c7b3 100644 --- a/drivers/gpu/drm/amd/powerplay/smumgr/fiji_smc.c +++ b/drivers/gpu/drm/amd/powerplay/smumgr/fiji_smc.c @@ -1758,6 +1758,36 @@ static int fiji_save_default_power_profile(struct pp_hwmgr *hwmgr) return 0; } + +static int fiji_setup_dpm_led_config(struct pp_hwmgr *hwmgr) +{ + pp_atomctrl_voltage_table param_led_dpm; + int result = 0; + u32 mask = 0; + + result = atomctrl_get_voltage_table_v3(hwmgr, + VOLTAGE_TYPE_LEDDPM, VOLTAGE_OBJ_GPIO_LUT, + ¶m_led_dpm); + if (result == 0) { + int i, j; + u32 tmp = param_led_dpm.mask_low; + + for (i = 0, j = 0; i < 32; i++) { + if (tmp & 1) { + mask |= (i << (8 * j)); + if (++j >= 3) + break; + } + tmp >>= 1; + } + } + if (mask) + smum_send_msg_to_smc_with_parameter(hwmgr->smumgr, + PPSMC_MSG_LedConfig, + mask); + return 0; +} + /** * Initializes the SMC table and uploads it * @@ -1972,6 +2002,10 @@ int fiji_init_smc_table(struct pp_hwmgr *hwmgr) PP_ASSERT_WITH_CODE(0 == result, "Failed to populate PM fuses to SMC memory!", return result); + result = fiji_setup_dpm_led_config(hwmgr); + PP_ASSERT_WITH_CODE(0 == result, + "Failed to setup dpm led config", return result); + fiji_save_default_power_profile(hwmgr); return 0; |