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Commit 7bb0613e authored by Alex Deucher's avatar Alex Deucher
Browse files

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: default avatarHuang Rui <ray.huang@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent ea323f88

drivers/gpu/drm/amd/powerplay/inc/smu7_ppsmc.h

+1 −0
Original line number Diff line number Diff line
@@ -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)

drivers/gpu/drm/amd/powerplay/smumgr/fiji_smc.c

+34 −0
Original line number Diff line number Diff line
@@ -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,

					       &param_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;