From: Tony Cheng <[email protected]>
Change-Id: I7800685ccebbf8faa2b7185c501ac0ad78e13e48
Signed-off-by: Tony Cheng <[email protected]>
Reviewed-by: Yongqiang Sun <[email protected]>
Acked-by: Leo Li <[email protected]>
---
.../gpu/drm/amd/display/dc/dce/dce_hwseq.h | 4 ++--
.../drm/amd/display/dc/dcn20/dcn20_hwseq.c | 24 ++++++++++++-------
2 files changed, 17 insertions(+), 11 deletions(-)
diff --git a/drivers/gpu/drm/amd/display/dc/dce/dce_hwseq.h
b/drivers/gpu/drm/amd/display/dc/dce/dce_hwseq.h
index 3a49f1ffb5dd..245b80b92681 100644
--- a/drivers/gpu/drm/amd/display/dc/dce/dce_hwseq.h
+++ b/drivers/gpu/drm/amd/display/dc/dce/dce_hwseq.h
@@ -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), \
diff --git a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hwseq.c
b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hwseq.c
index b61774d2e8b2..6764ad845cd4 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hwseq.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hwseq.c
@@ -94,25 +94,31 @@ 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);
- 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(DOMAIN8_PG_CONFIG))
+ REG_UPDATE(DOMAIN8_PG_CONFIG, DOMAIN8_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);
- 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(DOMAIN9_PG_CONFIG))
+ REG_UPDATE(DOMAIN9_PG_CONFIG, DOMAIN9_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);
- REG_UPDATE(DOMAIN19_PG_CONFIG, DOMAIN19_POWER_FORCEON, force_on);
- REG_UPDATE(DOMAIN20_PG_CONFIG, DOMAIN20_POWER_FORCEON, force_on);
- REG_UPDATE(DOMAIN21_PG_CONFIG, DOMAIN21_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);
}
void dcn20_dccg_init(struct dce_hwseq *hws)
--
2.22.0
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