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-rw-r--r--drivers/gpu/drm/amd/display/dc/dc.h1
-rw-r--r--drivers/gpu/drm/amd/display/dc/dc_types.h4
-rw-r--r--drivers/gpu/drm/amd/display/dc/link/link_detection.c2
-rw-r--r--drivers/gpu/drm/amd/display/dc/link/link_dpms.c3
-rw-r--r--drivers/gpu/drm/amd/display/dc/link/protocols/link_edp_panel_control.c16
-rw-r--r--drivers/gpu/drm/amd/display/dc/link/protocols/link_edp_panel_control.h1
6 files changed, 5 insertions, 22 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dc.h b/drivers/gpu/drm/amd/display/dc/dc.h
index dd7bf31ef6b0..3f33740e2f65 100644
--- a/drivers/gpu/drm/amd/display/dc/dc.h
+++ b/drivers/gpu/drm/amd/display/dc/dc.h
@@ -1538,7 +1538,6 @@ struct dc_link {
enum edp_revision edp_revision;
union dpcd_sink_ext_caps dpcd_sink_ext_caps;
- struct backlight_settings backlight_settings;
struct psr_settings psr_settings;
struct replay_settings replay_settings;
diff --git a/drivers/gpu/drm/amd/display/dc/dc_types.h b/drivers/gpu/drm/amd/display/dc/dc_types.h
index ba900b0a62a8..accffba5a683 100644
--- a/drivers/gpu/drm/amd/display/dc/dc_types.h
+++ b/drivers/gpu/drm/amd/display/dc/dc_types.h
@@ -1003,10 +1003,6 @@ struct link_mst_stream_allocation_table {
struct link_mst_stream_allocation stream_allocations[MAX_CONTROLLER_NUM];
};
-struct backlight_settings {
- uint32_t backlight_millinits;
-};
-
/* PSR feature flags */
struct psr_settings {
bool psr_feature_enabled; // PSR is supported by sink
diff --git a/drivers/gpu/drm/amd/display/dc/link/link_detection.c b/drivers/gpu/drm/amd/display/dc/link/link_detection.c
index b3d3e46c466b..c7a9e286a5d4 100644
--- a/drivers/gpu/drm/amd/display/dc/link/link_detection.c
+++ b/drivers/gpu/drm/amd/display/dc/link/link_detection.c
@@ -876,7 +876,7 @@ static bool detect_link_and_local_sink(struct dc_link *link,
(link->dpcd_sink_ext_caps.bits.oled == 1)) {
dpcd_set_source_specific_data(link);
msleep(post_oui_delay);
- set_cached_brightness_aux(link);
+ set_default_brightness_aux(link);
}
return true;
diff --git a/drivers/gpu/drm/amd/display/dc/link/link_dpms.c b/drivers/gpu/drm/amd/display/dc/link/link_dpms.c
index a17a06eb7762..35d087cf1980 100644
--- a/drivers/gpu/drm/amd/display/dc/link/link_dpms.c
+++ b/drivers/gpu/drm/amd/display/dc/link/link_dpms.c
@@ -2140,8 +2140,7 @@ static enum dc_status enable_link_dp(struct dc_state *state,
if (link->dpcd_sink_ext_caps.bits.oled == 1 ||
link->dpcd_sink_ext_caps.bits.sdr_aux_backlight_control == 1 ||
link->dpcd_sink_ext_caps.bits.hdr_aux_backlight_control == 1) {
- set_cached_brightness_aux(link);
-
+ set_default_brightness_aux(link);
if (link->dpcd_sink_ext_caps.bits.oled == 1)
msleep(bl_oled_enable_delay);
edp_backlight_enable_aux(link, true);
diff --git a/drivers/gpu/drm/amd/display/dc/link/protocols/link_edp_panel_control.c b/drivers/gpu/drm/amd/display/dc/link/protocols/link_edp_panel_control.c
index a602202610e0..fe74d4252a51 100644
--- a/drivers/gpu/drm/amd/display/dc/link/protocols/link_edp_panel_control.c
+++ b/drivers/gpu/drm/amd/display/dc/link/protocols/link_edp_panel_control.c
@@ -168,7 +168,6 @@ bool edp_set_backlight_level_nits(struct dc_link *link,
*(uint32_t *)&dpcd_backlight_set.backlight_level_millinits = backlight_millinits;
*(uint16_t *)&dpcd_backlight_set.backlight_transition_time_ms = (uint16_t)transition_time_in_ms;
- link->backlight_settings.backlight_millinits = backlight_millinits;
if (!link->dpcd_caps.panel_luminance_control) {
if (core_link_write_dpcd(link, DP_SOURCE_BACKLIGHT_LEVEL,
@@ -281,9 +280,9 @@ bool set_default_brightness_aux(struct dc_link *link)
if (link && link->dpcd_sink_ext_caps.bits.oled == 1) {
if (!read_default_bl_aux(link, &default_backlight))
default_backlight = 150000;
- // if < 1 nits or > 5000, it might be wrong readback
- if (default_backlight < 1000 || default_backlight > 5000000)
- default_backlight = 150000; //
+ // if > 5000, it might be wrong readback
+ if (default_backlight > 5000000)
+ default_backlight = 150000;
return edp_set_backlight_level_nits(link, true,
default_backlight, 0);
@@ -291,15 +290,6 @@ bool set_default_brightness_aux(struct dc_link *link)
return false;
}
-bool set_cached_brightness_aux(struct dc_link *link)
-{
- if (link->backlight_settings.backlight_millinits)
- return edp_set_backlight_level_nits(link, true,
- link->backlight_settings.backlight_millinits, 0);
- else
- return set_default_brightness_aux(link);
- return false;
-}
bool edp_is_ilr_optimization_enabled(struct dc_link *link)
{
if (link->dpcd_caps.edp_supported_link_rates_count == 0 || !link->panel_config.ilr.optimize_edp_link_rate)
diff --git a/drivers/gpu/drm/amd/display/dc/link/protocols/link_edp_panel_control.h b/drivers/gpu/drm/amd/display/dc/link/protocols/link_edp_panel_control.h
index ebf7deb63d13..a034288ad75d 100644
--- a/drivers/gpu/drm/amd/display/dc/link/protocols/link_edp_panel_control.h
+++ b/drivers/gpu/drm/amd/display/dc/link/protocols/link_edp_panel_control.h
@@ -30,7 +30,6 @@
enum dp_panel_mode dp_get_panel_mode(struct dc_link *link);
void dp_set_panel_mode(struct dc_link *link, enum dp_panel_mode panel_mode);
bool set_default_brightness_aux(struct dc_link *link);
-bool set_cached_brightness_aux(struct dc_link *link);
void edp_panel_backlight_power_on(struct dc_link *link, bool wait_for_hpd);
int edp_get_backlight_level(const struct dc_link *link);
bool edp_get_backlight_level_nits(struct dc_link *link,