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authorNicholas Kazlauskas <nicholas.kazlauskas@amd.com>2020-12-13 16:59:01 +0100
committerAlex Deucher <alexander.deucher@amd.com>2021-01-21 16:46:05 +0100
commitc74f865f14318217350aa33363577cb95b06eb82 (patch)
treedd289dc15f38c7e529e69af97471deb0ef34df91
parentdrm/amd/display: Change function decide_dp_link_settings to avoid infinite lo... (diff)
downloadlinux-c74f865f14318217350aa33363577cb95b06eb82.tar.xz
linux-c74f865f14318217350aa33363577cb95b06eb82.zip
drm/amd/display: Use hardware sequencer functions for PG control
[Why & How] These can differ per ASIC or not be present. Don't call the dcn20 ones directly but rather the ones defined by the ASIC init table. Tested-by: Daniel Wheeler <daniel.wheeler@amd.com> Signed-off-by: Nicholas Kazlauskas <nicholas.kazlauskas@amd.com> Reviewed-by: Eric Yang <eric.yang2@amd.com> Acked-by: Anson Jacob <anson.jacob@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
-rw-r--r--drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c18
-rw-r--r--drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hwseq.c9
2 files changed, 21 insertions, 6 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c
index cfc130e2d6fd..017b67b830e6 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c
@@ -647,8 +647,13 @@ static void power_on_plane(
if (REG(DC_IP_REQUEST_CNTL)) {
REG_SET(DC_IP_REQUEST_CNTL, 0,
IP_REQUEST_EN, 1);
- hws->funcs.dpp_pg_control(hws, plane_id, true);
- hws->funcs.hubp_pg_control(hws, plane_id, true);
+
+ if (hws->funcs.dpp_pg_control)
+ hws->funcs.dpp_pg_control(hws, plane_id, true);
+
+ if (hws->funcs.hubp_pg_control)
+ hws->funcs.hubp_pg_control(hws, plane_id, true);
+
REG_SET(DC_IP_REQUEST_CNTL, 0,
IP_REQUEST_EN, 0);
DC_LOG_DEBUG(
@@ -1082,8 +1087,13 @@ void dcn10_plane_atomic_power_down(struct dc *dc,
if (REG(DC_IP_REQUEST_CNTL)) {
REG_SET(DC_IP_REQUEST_CNTL, 0,
IP_REQUEST_EN, 1);
- hws->funcs.dpp_pg_control(hws, dpp->inst, false);
- hws->funcs.hubp_pg_control(hws, hubp->inst, false);
+
+ if (hws->funcs.dpp_pg_control)
+ hws->funcs.dpp_pg_control(hws, dpp->inst, false);
+
+ if (hws->funcs.hubp_pg_control)
+ hws->funcs.hubp_pg_control(hws, hubp->inst, false);
+
dpp->funcs->dpp_reset(dpp);
REG_SET(DC_IP_REQUEST_CNTL, 0,
IP_REQUEST_EN, 0);
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 cb822df21b7c..480d928cb1ca 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hwseq.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hwseq.c
@@ -1062,8 +1062,13 @@ static void dcn20_power_on_plane(
if (REG(DC_IP_REQUEST_CNTL)) {
REG_SET(DC_IP_REQUEST_CNTL, 0,
IP_REQUEST_EN, 1);
- dcn20_dpp_pg_control(hws, pipe_ctx->plane_res.dpp->inst, true);
- dcn20_hubp_pg_control(hws, pipe_ctx->plane_res.hubp->inst, true);
+
+ if (hws->funcs.dpp_pg_control)
+ hws->funcs.dpp_pg_control(hws, pipe_ctx->plane_res.dpp->inst, true);
+
+ if (hws->funcs.hubp_pg_control)
+ hws->funcs.hubp_pg_control(hws, pipe_ctx->plane_res.hubp->inst, true);
+
REG_SET(DC_IP_REQUEST_CNTL, 0,
IP_REQUEST_EN, 0);
DC_LOG_DEBUG(