diff options
| -rw-r--r-- | linux-legacy-oled-brightness.patch | 24 |
1 files changed, 10 insertions, 14 deletions
diff --git a/linux-legacy-oled-brightness.patch b/linux-legacy-oled-brightness.patch index b62d950..ba3dbcc 100644 --- a/linux-legacy-oled-brightness.patch +++ b/linux-legacy-oled-brightness.patch @@ -1,8 +1,8 @@ diff --git a/drivers/gpu/drm/i915/Makefile b/drivers/gpu/drm/i915/Makefile -index ed05b131ed3a..65acc2170875 100644 +index e153686256c9..a4148ee2e378 100644 --- a/drivers/gpu/drm/i915/Makefile +++ b/drivers/gpu/drm/i915/Makefile -@@ -329,6 +329,7 @@ i915-y += \ +@@ -330,6 +330,7 @@ i915-y += \ display/intel_dp.o \ display/intel_dp_aux.o \ display/intel_dp_aux_backlight.o \ @@ -11,7 +11,7 @@ index ed05b131ed3a..65acc2170875 100644 display/intel_dp_link_training.o \ display/intel_dp_mst.o \ diff --git a/drivers/gpu/drm/i915/display/intel_display_types.h b/drivers/gpu/drm/i915/display/intel_display_types.h -index 99a6fd2900b9..92c56485e2b8 100644 +index d6d0440dcee9..5fb041b89cae 100644 --- a/drivers/gpu/drm/i915/display/intel_display_types.h +++ b/drivers/gpu/drm/i915/display/intel_display_types.h @@ -50,6 +50,7 @@ @@ -33,10 +33,10 @@ index 99a6fd2900b9..92c56485e2b8 100644 struct backlight_device *device; diff --git a/drivers/gpu/drm/i915/display/intel_dp_aux_backlight.c b/drivers/gpu/drm/i915/display/intel_dp_aux_backlight.c -index 8173de8aec63..2ddbf170cb1c 100644 +index 271b27c9de51..e8c346807d59 100644 --- a/drivers/gpu/drm/i915/display/intel_dp_aux_backlight.c +++ b/drivers/gpu/drm/i915/display/intel_dp_aux_backlight.c -@@ -41,6 +41,7 @@ +@@ -40,6 +40,7 @@ #include "intel_display_core.h" #include "intel_display_types.h" #include "intel_dp.h" @@ -44,7 +44,7 @@ index 8173de8aec63..2ddbf170cb1c 100644 #include "intel_dp_aux_backlight.h" /* -@@ -101,6 +102,7 @@ enum intel_dp_aux_backlight_modparam { +@@ -100,6 +101,7 @@ enum intel_dp_aux_backlight_modparam { INTEL_DP_AUX_BACKLIGHT_ON = 1, INTEL_DP_AUX_BACKLIGHT_FORCE_VESA = 2, INTEL_DP_AUX_BACKLIGHT_FORCE_INTEL = 3, @@ -84,10 +84,10 @@ index 8173de8aec63..2ddbf170cb1c 100644 } diff --git a/drivers/gpu/drm/i915/display/intel_dp_legacy_oled_brightness.c b/drivers/gpu/drm/i915/display/intel_dp_legacy_oled_brightness.c new file mode 100644 -index 000000000000..3071f5b60940 +index 000000000000..5ee102ac9006 --- /dev/null +++ b/drivers/gpu/drm/i915/display/intel_dp_legacy_oled_brightness.c -@@ -0,0 +1,509 @@ +@@ -0,0 +1,505 @@ +// SPDX-License-Identifier: MIT +/* + * Copyright © 2025 Chris Xiong @@ -348,7 +348,7 @@ index 000000000000..3071f5b60940 + } + if (!intel_dp_aux_legacy_write_sequence(aux, write_addr_buf, write_val_buf, 0x21 * 2)) + goto fail; -+ udelay(1000); ++ usleep_range(1000, 1100); + if (!intel_dp_aux_legacy_write_sequence_var(aux, address_seq5, value_seq5, 14, 1, + 9, panel_data->SP[brightness])) + goto fail; @@ -517,15 +517,11 @@ index 000000000000..3071f5b60940 + panel->backlight.max = 100; + panel->backlight.min = 0; + panel->backlight.level = 100; -+ if (!intel_dp_aux_legacy_handshake(connector)) { -+ ret = -ENODEV; -+ goto fail; -+ } -+ intel_dp_aux_legacy_get_elvss_max_offset(connector); + if (!intel_dp_aux_legacy_get_tcon_gamma(connector)) { + ret = -ENODEV; + goto fail; + } ++ intel_dp_aux_legacy_get_elvss_max_offset(connector); + intel_dp_aux_legacy_calculate_interpolated_values(connector); + panel_data->values_initialized = true; + ret = 0; |