Commit c3b1c061 authored by Charlene Liu's avatar Charlene Liu Committed by Alex Deucher
Browse files

drm/amd/display: BL setting save/restore 



Signed-off-by: default avatarCharlene Liu <charlene.liu@amd.com>
Reviewed-by: default avatarTony Cheng <Tony.Cheng@amd.com>
Acked-by: default avatarHarry Wentland <harry.wentland@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent d89746ec

drivers/gpu/drm/amd/display/dc/dce/dce_abm.c

+9 −0
Original line number Diff line number Diff line
@@ -323,6 +323,15 @@ static bool dce_abm_immediate_disable(struct abm *abm) 
	/* notifyDMCUMsg */

	REG_UPDATE(MASTER_COMM_CNTL_REG, MASTER_COMM_INTERRUPT, 1);



	abm->stored_backlight_registers.BL_PWM_CNTL =

		REG_READ(BL_PWM_CNTL);

	abm->stored_backlight_registers.BL_PWM_CNTL2 =

		REG_READ(BL_PWM_CNTL2);

	abm->stored_backlight_registers.BL_PWM_PERIOD_CNTL =

		REG_READ(BL_PWM_PERIOD_CNTL);



	REG_GET(LVTMA_PWRSEQ_REF_DIV, BL_PWM_REF_DIV,

		&abm->stored_backlight_registers.LVTMA_PWRSEQ_REF_DIV_BL_PWM_REF_DIV);

	return true;

}

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