Commit 46825fcf authored by Tony Cheng's avatar Tony Cheng Committed by Alex Deucher
Browse files

drm/amd/display: avoid power gate domains that doesn't exist 



Signed-off-by: default avatarTony Cheng <tony.cheng@amd.com>
Reviewed-by: default avatarYongqiang Sun <yongqiang.sun@amd.com>
Acked-by: default avatarLeo Li <sunpeng.li@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent 9295f111

drivers/gpu/drm/amd/display/dc/dce/dce_hwseq.h

+2 −2
Original line number Diff line number Diff line
@@ -227,8 +227,8 @@ 
	SR(DOMAIN7_PG_CONFIG), \

	SR(DOMAIN8_PG_CONFIG), \

	SR(DOMAIN9_PG_CONFIG), \

	SR(DOMAIN10_PG_CONFIG), \

	SR(DOMAIN11_PG_CONFIG), \

/*	SR(DOMAIN10_PG_CONFIG), Navi1x HUBP5 not powergate-able*/\

/*	SR(DOMAIN11_PG_CONFIG), Navi1x DPP5 is not powergate-able */\

	SR(DOMAIN16_PG_CONFIG), \

	SR(DOMAIN17_PG_CONFIG), \

	SR(DOMAIN18_PG_CONFIG), \

drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hwseq.c

+15 −9
Original line number Diff line number Diff line
@@ -94,24 +94,30 @@ static void enable_power_gating_plane( 
	REG_UPDATE(DOMAIN2_PG_CONFIG, DOMAIN2_POWER_FORCEON, force_on);

	REG_UPDATE(DOMAIN4_PG_CONFIG, DOMAIN4_POWER_FORCEON, force_on);

	REG_UPDATE(DOMAIN6_PG_CONFIG, DOMAIN6_POWER_FORCEON, force_on);

	if (REG(DOMAIN8_PG_CONFIG))

		REG_UPDATE(DOMAIN8_PG_CONFIG, DOMAIN8_POWER_FORCEON, force_on);

	/*Do not power gate DCHUB5, should be left at HW default, power on permanently*/

	/*REG_UPDATE(DOMAIN10_PG_CONFIG, DOMAIN10_POWER_FORCEON, force_on);*/

	if (REG(DOMAIN10_PG_CONFIG))

		REG_UPDATE(DOMAIN10_PG_CONFIG, DOMAIN8_POWER_FORCEON, force_on);



	/* DPP0/1/2/3/4/5 */

	REG_UPDATE(DOMAIN1_PG_CONFIG, DOMAIN1_POWER_FORCEON, force_on);

	REG_UPDATE(DOMAIN3_PG_CONFIG, DOMAIN3_POWER_FORCEON, force_on);

	REG_UPDATE(DOMAIN5_PG_CONFIG, DOMAIN5_POWER_FORCEON, force_on);

	REG_UPDATE(DOMAIN7_PG_CONFIG, DOMAIN7_POWER_FORCEON, force_on);

	if (REG(DOMAIN9_PG_CONFIG))

		REG_UPDATE(DOMAIN9_PG_CONFIG, DOMAIN9_POWER_FORCEON, force_on);

	/*Do not power gate DPP5, should be left at HW default, power on permanently*/

	/*REG_UPDATE(DOMAIN11_PG_CONFIG, DOMAIN11_POWER_FORCEON, force_on);*/

	if (REG(DOMAIN11_PG_CONFIG))

		REG_UPDATE(DOMAIN11_PG_CONFIG, DOMAIN9_POWER_FORCEON, force_on);



	/* DCS0/1/2/3/4/5 */

	REG_UPDATE(DOMAIN16_PG_CONFIG, DOMAIN16_POWER_FORCEON, force_on);

	REG_UPDATE(DOMAIN17_PG_CONFIG, DOMAIN17_POWER_FORCEON, force_on);

	REG_UPDATE(DOMAIN18_PG_CONFIG, DOMAIN18_POWER_FORCEON, force_on);

	if (REG(DOMAIN19_PG_CONFIG))

		REG_UPDATE(DOMAIN19_PG_CONFIG, DOMAIN19_POWER_FORCEON, force_on);

	if (REG(DOMAIN20_PG_CONFIG))

		REG_UPDATE(DOMAIN20_PG_CONFIG, DOMAIN20_POWER_FORCEON, force_on);

	if (REG(DOMAIN21_PG_CONFIG))

		REG_UPDATE(DOMAIN21_PG_CONFIG, DOMAIN21_POWER_FORCEON, force_on);

}

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