diff options
Diffstat (limited to 'common/recipes-kernel/linux/linux-yocto-4.19.8/0842-drm-amd-display-Load-DMCU-IRAM.patch')
-rw-r--r-- | common/recipes-kernel/linux/linux-yocto-4.19.8/0842-drm-amd-display-Load-DMCU-IRAM.patch | 563 |
1 files changed, 563 insertions, 0 deletions
diff --git a/common/recipes-kernel/linux/linux-yocto-4.19.8/0842-drm-amd-display-Load-DMCU-IRAM.patch b/common/recipes-kernel/linux/linux-yocto-4.19.8/0842-drm-amd-display-Load-DMCU-IRAM.patch new file mode 100644 index 00000000..be283477 --- /dev/null +++ b/common/recipes-kernel/linux/linux-yocto-4.19.8/0842-drm-amd-display-Load-DMCU-IRAM.patch @@ -0,0 +1,563 @@ +From c69ae1fe70bb4f33cf158b67be3511a30cc1a130 Mon Sep 17 00:00:00 2001 +From: David Francis <David.Francis@amd.com> +Date: Mon, 26 Nov 2018 11:38:33 -0500 +Subject: [PATCH 0842/2940] drm/amd/display: Load DMCU IRAM + +DMCU IRAM must be loaded by the driver before DMCU +can function. + +Move the IRAM code out of the shadows and into a new file +modules/power/power_helpers.c + +The IRAM table contains the backlight curve and ABM parameters + +Add this new file to the Makefiles + +Call dmcu_load_iram in late init of DM + +Move struct dmcu_version from dc.h to dmcu.h to allow +dmcu to be included on its own + +Signed-off-by: David Francis <David.Francis@amd.com> +Reviewed-by: Harry Wentland <harry.wentland@amd.com> +Signed-off-by: Alex Deucher <alexander.deucher@amd.com> +--- + drivers/gpu/drm/amd/display/Makefile | 3 +- + .../gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 21 ++ + drivers/gpu/drm/amd/display/dc/dc.h | 8 +- + drivers/gpu/drm/amd/display/dc/inc/hw/dmcu.h | 7 + + .../drm/amd/display/modules/power/Makefile | 31 ++ + .../amd/display/modules/power/power_helpers.c | 326 ++++++++++++++++++ + .../amd/display/modules/power/power_helpers.h | 47 +++ + 7 files changed, 435 insertions(+), 8 deletions(-) + create mode 100644 drivers/gpu/drm/amd/display/modules/power/Makefile + create mode 100644 drivers/gpu/drm/amd/display/modules/power/power_helpers.c + create mode 100644 drivers/gpu/drm/amd/display/modules/power/power_helpers.h + +diff --git a/drivers/gpu/drm/amd/display/Makefile b/drivers/gpu/drm/amd/display/Makefile +index c97dc9613325..cfde1568c79a 100644 +--- a/drivers/gpu/drm/amd/display/Makefile ++++ b/drivers/gpu/drm/amd/display/Makefile +@@ -32,11 +32,12 @@ subdir-ccflags-y += -I$(FULL_AMD_DISPLAY_PATH)/modules/inc + subdir-ccflags-y += -I$(FULL_AMD_DISPLAY_PATH)/modules/freesync + subdir-ccflags-y += -I$(FULL_AMD_DISPLAY_PATH)/modules/color + subdir-ccflags-y += -I$(FULL_AMD_DISPLAY_PATH)/modules/info_packet ++subdir-ccflags-y += -I$(FULL_AMD_DISPLAY_PATH)/modules/power + + #TODO: remove when Timing Sync feature is complete + subdir-ccflags-y += -DBUILD_FEATURE_TIMING_SYNC=0 + +-DAL_LIBS = amdgpu_dm dc modules/freesync modules/color modules/info_packet ++DAL_LIBS = amdgpu_dm dc modules/freesync modules/color modules/info_packet modules/power + + AMD_DAL = $(addsuffix /Makefile, $(addprefix $(FULL_AMD_DISPLAY_PATH)/,$(DAL_LIBS))) + +diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c +index 1b9030443e09..f154fba22832 100644 +--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c ++++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c +@@ -71,6 +71,7 @@ + #endif + + #include "modules/inc/mod_freesync.h" ++#include "modules/power/power_helpers.h" + + #define FIRMWARE_RAVEN_DMCU "amdgpu/raven_dmcu.bin" + MODULE_FIRMWARE(FIRMWARE_RAVEN_DMCU); +@@ -642,6 +643,26 @@ static int dm_late_init(void *handle) + { + struct amdgpu_device *adev = (struct amdgpu_device *)handle; + ++ struct dmcu_iram_parameters params; ++ unsigned int linear_lut[16]; ++ int i; ++ struct dmcu *dmcu = adev->dm.dc->res_pool->dmcu; ++ bool ret; ++ ++ for (i = 0; i < 16; i++) ++ linear_lut[i] = 0xFFFF * i / 15; ++ ++ params.set = 0; ++ params.backlight_ramping_start = 0xCCCC; ++ params.backlight_ramping_reduction = 0xCCCCCCCC; ++ params.backlight_lut_array_size = 16; ++ params.backlight_lut_array = linear_lut; ++ ++ ret = dmcu_load_iram(dmcu, params); ++ ++ if (!ret) ++ return -EINVAL; ++ + return detect_mst_link_for_all_connectors(adev->ddev); + } + +diff --git a/drivers/gpu/drm/amd/display/dc/dc.h b/drivers/gpu/drm/amd/display/dc/dc.h +index a8892b21a55c..c8e1a4152058 100644 +--- a/drivers/gpu/drm/amd/display/dc/dc.h ++++ b/drivers/gpu/drm/amd/display/dc/dc.h +@@ -36,6 +36,7 @@ + + #include "inc/hw_sequencer.h" + #include "inc/compressor.h" ++#include "inc/hw/dmcu.h" + #include "dml/display_mode_lib.h" + + #define DC_VER "3.2.06" +@@ -47,13 +48,6 @@ + /******************************************************************************* + * Display Core Interfaces + ******************************************************************************/ +-struct dmcu_version { +- unsigned int date; +- unsigned int month; +- unsigned int year; +- unsigned int interface_version; +-}; +- + struct dc_versions { + const char *dc_ver; + struct dmcu_version dmcu_version; +diff --git a/drivers/gpu/drm/amd/display/dc/inc/hw/dmcu.h b/drivers/gpu/drm/amd/display/dc/inc/hw/dmcu.h +index 4550747fb61c..cb85eaa9857f 100644 +--- a/drivers/gpu/drm/amd/display/dc/inc/hw/dmcu.h ++++ b/drivers/gpu/drm/amd/display/dc/inc/hw/dmcu.h +@@ -32,6 +32,13 @@ enum dmcu_state { + DMCU_RUNNING = 1 + }; + ++struct dmcu_version { ++ unsigned int date; ++ unsigned int month; ++ unsigned int year; ++ unsigned int interface_version; ++}; ++ + struct dmcu { + struct dc_context *ctx; + const struct dmcu_funcs *funcs; +diff --git a/drivers/gpu/drm/amd/display/modules/power/Makefile b/drivers/gpu/drm/amd/display/modules/power/Makefile +new file mode 100644 +index 000000000000..87851f892a52 +--- /dev/null ++++ b/drivers/gpu/drm/amd/display/modules/power/Makefile +@@ -0,0 +1,31 @@ ++# ++# Copyright 2017 Advanced Micro Devices, Inc. ++# ++# Permission is hereby granted, free of charge, to any person obtaining a ++# copy of this software and associated documentation files (the "Software"), ++# to deal in the Software without restriction, including without limitation ++# the rights to use, copy, modify, merge, publish, distribute, sublicense, ++# and/or sell copies of the Software, and to permit persons to whom the ++# Software is furnished to do so, subject to the following conditions: ++# ++# The above copyright notice and this permission notice shall be included in ++# all copies or substantial portions of the Software. ++# ++# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR ++# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, ++# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL ++# THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR ++# OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ++# ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR ++# OTHER DEALINGS IN THE SOFTWARE. ++# ++# ++# Makefile for the 'power' sub-module of DAL. ++# ++ ++MOD_POWER = power_helpers.o ++ ++AMD_DAL_MOD_POWER = $(addprefix $(AMDDALPATH)/modules/power/,$(MOD_POWER)) ++#$(info ************ DAL POWER MODULE MAKEFILE ************) ++ ++AMD_DISPLAY_FILES += $(AMD_DAL_MOD_POWER) +\ No newline at end of file +diff --git a/drivers/gpu/drm/amd/display/modules/power/power_helpers.c b/drivers/gpu/drm/amd/display/modules/power/power_helpers.c +new file mode 100644 +index 000000000000..00f63b7dd32f +--- /dev/null ++++ b/drivers/gpu/drm/amd/display/modules/power/power_helpers.c +@@ -0,0 +1,326 @@ ++/* Copyright 2018 Advanced Micro Devices, Inc. ++ * ++ * Permission is hereby granted, free of charge, to any person obtaining a ++ * copy of this software and associated documentation files (the "Software"), ++ * to deal in the Software without restriction, including without limitation ++ * the rights to use, copy, modify, merge, publish, distribute, sublicense, ++ * and/or sell copies of the Software, and to permit persons to whom the ++ * Software is furnished to do so, subject to the following conditions: ++ * ++ * The above copyright notice and this permission notice shall be included in ++ * all copies or substantial portions of the Software. ++ * ++ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR ++ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, ++ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL ++ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR ++ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ++ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR ++ * OTHER DEALINGS IN THE SOFTWARE. ++ * ++ * Authors: AMD ++ * ++ */ ++ ++#include "power_helpers.h" ++#include "dc/inc/hw/dmcu.h" ++ ++#define DIV_ROUNDUP(a, b) (((a)+((b)/2))/(b)) ++ ++/* Possible Min Reduction config from least aggressive to most aggressive ++ * 0 1 2 3 4 5 6 7 8 9 10 11 12 ++ * 100 98.0 94.1 94.1 85.1 80.3 75.3 69.4 60.0 57.6 50.2 49.8 40.0 % ++ */ ++static const unsigned char min_reduction_table[13] = { ++0xff, 0xfa, 0xf0, 0xf0, 0xd9, 0xcd, 0xc0, 0xb1, 0x99, 0x93, 0x80, 0x82, 0x66}; ++ ++/* Possible Max Reduction configs from least aggressive to most aggressive ++ * 0 1 2 3 4 5 6 7 8 9 10 11 12 ++ * 96.1 89.8 85.1 80.3 69.4 64.7 64.7 50.2 39.6 30.2 30.2 30.2 19.6 % ++ */ ++static const unsigned char max_reduction_table[13] = { ++0xf5, 0xe5, 0xd9, 0xcd, 0xb1, 0xa5, 0xa5, 0x80, 0x65, 0x4d, 0x4d, 0x4d, 0x32}; ++ ++/* Predefined ABM configuration sets. We may have different configuration sets ++ * in order to satisfy different power/quality requirements. ++ */ ++static const unsigned char abm_config[abm_defines_max_config][abm_defines_max_level] = { ++/* ABM Level 1, ABM Level 2, ABM Level 3, ABM Level 4 */ ++{ 2, 5, 7, 8 }, /* Default - Medium aggressiveness */ ++{ 2, 5, 8, 11 }, /* Alt #1 - Increased aggressiveness */ ++{ 0, 2, 4, 8 }, /* Alt #2 - Minimal aggressiveness */ ++{ 3, 6, 10, 12 }, /* Alt #3 - Super aggressiveness */ ++}; ++ ++#define NUM_AMBI_LEVEL 5 ++#define NUM_AGGR_LEVEL 4 ++#define NUM_POWER_FN_SEGS 8 ++#define NUM_BL_CURVE_SEGS 16 ++ ++/* NOTE: iRAM is 256B in size */ ++struct iram_table_v_2 { ++ /* flags */ ++ uint16_t flags; /* 0x00 U16 */ ++ ++ /* parameters for ABM2.0 algorithm */ ++ uint8_t min_reduction[NUM_AMBI_LEVEL][NUM_AGGR_LEVEL]; /* 0x02 U0.8 */ ++ uint8_t max_reduction[NUM_AMBI_LEVEL][NUM_AGGR_LEVEL]; /* 0x16 U0.8 */ ++ uint8_t bright_pos_gain[NUM_AMBI_LEVEL][NUM_AGGR_LEVEL]; /* 0x2a U2.6 */ ++ uint8_t bright_neg_gain[NUM_AMBI_LEVEL][NUM_AGGR_LEVEL]; /* 0x3e U2.6 */ ++ uint8_t dark_pos_gain[NUM_AMBI_LEVEL][NUM_AGGR_LEVEL]; /* 0x52 U2.6 */ ++ uint8_t dark_neg_gain[NUM_AMBI_LEVEL][NUM_AGGR_LEVEL]; /* 0x66 U2.6 */ ++ uint8_t iir_curve[NUM_AMBI_LEVEL]; /* 0x7a U0.8 */ ++ uint8_t deviation_gain; /* 0x7f U0.8 */ ++ ++ /* parameters for crgb conversion */ ++ uint16_t crgb_thresh[NUM_POWER_FN_SEGS]; /* 0x80 U3.13 */ ++ uint16_t crgb_offset[NUM_POWER_FN_SEGS]; /* 0x90 U1.15 */ ++ uint16_t crgb_slope[NUM_POWER_FN_SEGS]; /* 0xa0 U4.12 */ ++ ++ /* parameters for custom curve */ ++ /* thresholds for brightness --> backlight */ ++ uint16_t backlight_thresholds[NUM_BL_CURVE_SEGS]; /* 0xb0 U16.0 */ ++ /* offsets for brightness --> backlight */ ++ uint16_t backlight_offsets[NUM_BL_CURVE_SEGS]; /* 0xd0 U16.0 */ ++ ++ /* For reading PSR State directly from IRAM */ ++ uint8_t psr_state; /* 0xf0 */ ++ uint8_t dmcu_interface_version; /* 0xf1 */ ++ uint8_t dmcu_date_version_year_b0; /* 0xf2 */ ++ uint8_t dmcu_date_version_year_b1; /* 0xf3 */ ++ uint8_t dmcu_date_version_month; /* 0xf4 */ ++ uint8_t dmcu_date_version_day; /* 0xf5 */ ++ uint8_t dmcu_state; /* 0xf6 */ ++ ++ uint16_t blRampReduction; /* 0xf7 */ ++ uint16_t blRampStart; /* 0xf9 */ ++ uint8_t dummy5; /* 0xfb */ ++ uint8_t dummy6; /* 0xfc */ ++ uint8_t dummy7; /* 0xfd */ ++ uint8_t dummy8; /* 0xfe */ ++ uint8_t dummy9; /* 0xff */ ++}; ++ ++static uint16_t backlight_8_to_16(unsigned int backlight_8bit) ++{ ++ return (uint16_t)(backlight_8bit * 0x101); ++} ++ ++static void fill_backlight_transform_table(struct dmcu_iram_parameters params, ++ struct iram_table_v_2 *table) ++{ ++ unsigned int i; ++ unsigned int num_entries = NUM_BL_CURVE_SEGS; ++ unsigned int query_input_8bit; ++ unsigned int query_output_8bit; ++ unsigned int lut_index; ++ ++ table->backlight_thresholds[0] = 0; ++ table->backlight_offsets[0] = params.backlight_lut_array[0]; ++ table->backlight_thresholds[num_entries-1] = 0xFFFF; ++ table->backlight_offsets[num_entries-1] = ++ params.backlight_lut_array[params.backlight_lut_array_size - 1]; ++ ++ /* Setup all brightness levels between 0% and 100% exclusive ++ * Fills brightness-to-backlight transform table. Backlight custom curve ++ * describes transform from brightness to backlight. It will be defined ++ * as set of thresholds and set of offsets, together, implying ++ * extrapolation of custom curve into 16 uniformly spanned linear ++ * segments. Each threshold/offset represented by 16 bit entry in ++ * format U4.10. ++ */ ++ for (i = 1; i+1 < num_entries; i++) { ++ query_input_8bit = DIV_ROUNDUP((i * 256), num_entries); ++ ++ lut_index = (params.backlight_lut_array_size - 1) * i / (num_entries - 1); ++ ASSERT(lut_index < params.backlight_lut_array_size); ++ query_output_8bit = params.backlight_lut_array[lut_index] >> 8; ++ ++ table->backlight_thresholds[i] = ++ backlight_8_to_16(query_input_8bit); ++ table->backlight_offsets[i] = ++ backlight_8_to_16(query_output_8bit); ++ } ++} ++ ++bool dmcu_load_iram(struct dmcu *dmcu, ++ struct dmcu_iram_parameters params) ++{ ++ struct iram_table_v_2 ram_table; ++ unsigned int set = params.set; ++ ++ if (dmcu == NULL) ++ return false; ++ ++ if (!dmcu->funcs->is_dmcu_initialized(dmcu)) ++ return true; ++ ++ memset(&ram_table, 0, sizeof(ram_table)); ++ ++ ram_table.flags = 0x0; ++ ram_table.deviation_gain = 0xb3; ++ ++ ram_table.blRampReduction = ++ cpu_to_be16(params.backlight_ramping_reduction); ++ ram_table.blRampStart = ++ cpu_to_be16(params.backlight_ramping_start); ++ ++ ram_table.min_reduction[0][0] = min_reduction_table[abm_config[set][0]]; ++ ram_table.min_reduction[1][0] = min_reduction_table[abm_config[set][0]]; ++ ram_table.min_reduction[2][0] = min_reduction_table[abm_config[set][0]]; ++ ram_table.min_reduction[3][0] = min_reduction_table[abm_config[set][0]]; ++ ram_table.min_reduction[4][0] = min_reduction_table[abm_config[set][0]]; ++ ram_table.max_reduction[0][0] = max_reduction_table[abm_config[set][0]]; ++ ram_table.max_reduction[1][0] = max_reduction_table[abm_config[set][0]]; ++ ram_table.max_reduction[2][0] = max_reduction_table[abm_config[set][0]]; ++ ram_table.max_reduction[3][0] = max_reduction_table[abm_config[set][0]]; ++ ram_table.max_reduction[4][0] = max_reduction_table[abm_config[set][0]]; ++ ++ ram_table.min_reduction[0][1] = min_reduction_table[abm_config[set][1]]; ++ ram_table.min_reduction[1][1] = min_reduction_table[abm_config[set][1]]; ++ ram_table.min_reduction[2][1] = min_reduction_table[abm_config[set][1]]; ++ ram_table.min_reduction[3][1] = min_reduction_table[abm_config[set][1]]; ++ ram_table.min_reduction[4][1] = min_reduction_table[abm_config[set][1]]; ++ ram_table.max_reduction[0][1] = max_reduction_table[abm_config[set][1]]; ++ ram_table.max_reduction[1][1] = max_reduction_table[abm_config[set][1]]; ++ ram_table.max_reduction[2][1] = max_reduction_table[abm_config[set][1]]; ++ ram_table.max_reduction[3][1] = max_reduction_table[abm_config[set][1]]; ++ ram_table.max_reduction[4][1] = max_reduction_table[abm_config[set][1]]; ++ ++ ram_table.min_reduction[0][2] = min_reduction_table[abm_config[set][2]]; ++ ram_table.min_reduction[1][2] = min_reduction_table[abm_config[set][2]]; ++ ram_table.min_reduction[2][2] = min_reduction_table[abm_config[set][2]]; ++ ram_table.min_reduction[3][2] = min_reduction_table[abm_config[set][2]]; ++ ram_table.min_reduction[4][2] = min_reduction_table[abm_config[set][2]]; ++ ram_table.max_reduction[0][2] = max_reduction_table[abm_config[set][2]]; ++ ram_table.max_reduction[1][2] = max_reduction_table[abm_config[set][2]]; ++ ram_table.max_reduction[2][2] = max_reduction_table[abm_config[set][2]]; ++ ram_table.max_reduction[3][2] = max_reduction_table[abm_config[set][2]]; ++ ram_table.max_reduction[4][2] = max_reduction_table[abm_config[set][2]]; ++ ++ ram_table.min_reduction[0][3] = min_reduction_table[abm_config[set][3]]; ++ ram_table.min_reduction[1][3] = min_reduction_table[abm_config[set][3]]; ++ ram_table.min_reduction[2][3] = min_reduction_table[abm_config[set][3]]; ++ ram_table.min_reduction[3][3] = min_reduction_table[abm_config[set][3]]; ++ ram_table.min_reduction[4][3] = min_reduction_table[abm_config[set][3]]; ++ ram_table.max_reduction[0][3] = max_reduction_table[abm_config[set][3]]; ++ ram_table.max_reduction[1][3] = max_reduction_table[abm_config[set][3]]; ++ ram_table.max_reduction[2][3] = max_reduction_table[abm_config[set][3]]; ++ ram_table.max_reduction[3][3] = max_reduction_table[abm_config[set][3]]; ++ ram_table.max_reduction[4][3] = max_reduction_table[abm_config[set][3]]; ++ ++ ram_table.bright_pos_gain[0][0] = 0x20; ++ ram_table.bright_pos_gain[0][1] = 0x20; ++ ram_table.bright_pos_gain[0][2] = 0x20; ++ ram_table.bright_pos_gain[0][3] = 0x20; ++ ram_table.bright_pos_gain[1][0] = 0x20; ++ ram_table.bright_pos_gain[1][1] = 0x20; ++ ram_table.bright_pos_gain[1][2] = 0x20; ++ ram_table.bright_pos_gain[1][3] = 0x20; ++ ram_table.bright_pos_gain[2][0] = 0x20; ++ ram_table.bright_pos_gain[2][1] = 0x20; ++ ram_table.bright_pos_gain[2][2] = 0x20; ++ ram_table.bright_pos_gain[2][3] = 0x20; ++ ram_table.bright_pos_gain[3][0] = 0x20; ++ ram_table.bright_pos_gain[3][1] = 0x20; ++ ram_table.bright_pos_gain[3][2] = 0x20; ++ ram_table.bright_pos_gain[3][3] = 0x20; ++ ram_table.bright_pos_gain[4][0] = 0x20; ++ ram_table.bright_pos_gain[4][1] = 0x20; ++ ram_table.bright_pos_gain[4][2] = 0x20; ++ ram_table.bright_pos_gain[4][3] = 0x20; ++ ram_table.bright_neg_gain[0][1] = 0x00; ++ ram_table.bright_neg_gain[0][2] = 0x00; ++ ram_table.bright_neg_gain[0][3] = 0x00; ++ ram_table.bright_neg_gain[1][0] = 0x00; ++ ram_table.bright_neg_gain[1][1] = 0x00; ++ ram_table.bright_neg_gain[1][2] = 0x00; ++ ram_table.bright_neg_gain[1][3] = 0x00; ++ ram_table.bright_neg_gain[2][0] = 0x00; ++ ram_table.bright_neg_gain[2][1] = 0x00; ++ ram_table.bright_neg_gain[2][2] = 0x00; ++ ram_table.bright_neg_gain[2][3] = 0x00; ++ ram_table.bright_neg_gain[3][0] = 0x00; ++ ram_table.bright_neg_gain[3][1] = 0x00; ++ ram_table.bright_neg_gain[3][2] = 0x00; ++ ram_table.bright_neg_gain[3][3] = 0x00; ++ ram_table.bright_neg_gain[4][0] = 0x00; ++ ram_table.bright_neg_gain[4][1] = 0x00; ++ ram_table.bright_neg_gain[4][2] = 0x00; ++ ram_table.bright_neg_gain[4][3] = 0x00; ++ ram_table.dark_pos_gain[0][0] = 0x00; ++ ram_table.dark_pos_gain[0][1] = 0x00; ++ ram_table.dark_pos_gain[0][2] = 0x00; ++ ram_table.dark_pos_gain[0][3] = 0x00; ++ ram_table.dark_pos_gain[1][0] = 0x00; ++ ram_table.dark_pos_gain[1][1] = 0x00; ++ ram_table.dark_pos_gain[1][2] = 0x00; ++ ram_table.dark_pos_gain[1][3] = 0x00; ++ ram_table.dark_pos_gain[2][0] = 0x00; ++ ram_table.dark_pos_gain[2][1] = 0x00; ++ ram_table.dark_pos_gain[2][2] = 0x00; ++ ram_table.dark_pos_gain[2][3] = 0x00; ++ ram_table.dark_pos_gain[3][0] = 0x00; ++ ram_table.dark_pos_gain[3][1] = 0x00; ++ ram_table.dark_pos_gain[3][2] = 0x00; ++ ram_table.dark_pos_gain[3][3] = 0x00; ++ ram_table.dark_pos_gain[4][0] = 0x00; ++ ram_table.dark_pos_gain[4][1] = 0x00; ++ ram_table.dark_pos_gain[4][2] = 0x00; ++ ram_table.dark_pos_gain[4][3] = 0x00; ++ ram_table.dark_neg_gain[0][0] = 0x00; ++ ram_table.dark_neg_gain[0][1] = 0x00; ++ ram_table.dark_neg_gain[0][2] = 0x00; ++ ram_table.dark_neg_gain[0][3] = 0x00; ++ ram_table.dark_neg_gain[1][0] = 0x00; ++ ram_table.dark_neg_gain[1][1] = 0x00; ++ ram_table.dark_neg_gain[1][2] = 0x00; ++ ram_table.dark_neg_gain[1][3] = 0x00; ++ ram_table.dark_neg_gain[2][0] = 0x00; ++ ram_table.dark_neg_gain[2][1] = 0x00; ++ ram_table.dark_neg_gain[2][2] = 0x00; ++ ram_table.dark_neg_gain[2][3] = 0x00; ++ ram_table.dark_neg_gain[3][0] = 0x00; ++ ram_table.dark_neg_gain[3][1] = 0x00; ++ ram_table.dark_neg_gain[3][2] = 0x00; ++ ram_table.dark_neg_gain[3][3] = 0x00; ++ ram_table.dark_neg_gain[4][0] = 0x00; ++ ram_table.dark_neg_gain[4][1] = 0x00; ++ ram_table.dark_neg_gain[4][2] = 0x00; ++ ram_table.dark_neg_gain[4][3] = 0x00; ++ ram_table.iir_curve[0] = 0x65; ++ ram_table.iir_curve[1] = 0x65; ++ ram_table.iir_curve[2] = 0x65; ++ ram_table.iir_curve[3] = 0x65; ++ ram_table.iir_curve[4] = 0x65; ++ ram_table.crgb_thresh[0] = cpu_to_be16(0x13b6); ++ ram_table.crgb_thresh[1] = cpu_to_be16(0x1648); ++ ram_table.crgb_thresh[2] = cpu_to_be16(0x18e3); ++ ram_table.crgb_thresh[3] = cpu_to_be16(0x1b41); ++ ram_table.crgb_thresh[4] = cpu_to_be16(0x1d46); ++ ram_table.crgb_thresh[5] = cpu_to_be16(0x1f21); ++ ram_table.crgb_thresh[6] = cpu_to_be16(0x2167); ++ ram_table.crgb_thresh[7] = cpu_to_be16(0x2384); ++ ram_table.crgb_offset[0] = cpu_to_be16(0x2999); ++ ram_table.crgb_offset[1] = cpu_to_be16(0x3999); ++ ram_table.crgb_offset[2] = cpu_to_be16(0x4666); ++ ram_table.crgb_offset[3] = cpu_to_be16(0x5999); ++ ram_table.crgb_offset[4] = cpu_to_be16(0x6333); ++ ram_table.crgb_offset[5] = cpu_to_be16(0x7800); ++ ram_table.crgb_offset[6] = cpu_to_be16(0x8c00); ++ ram_table.crgb_offset[7] = cpu_to_be16(0xa000); ++ ram_table.crgb_slope[0] = cpu_to_be16(0x3147); ++ ram_table.crgb_slope[1] = cpu_to_be16(0x2978); ++ ram_table.crgb_slope[2] = cpu_to_be16(0x23a2); ++ ram_table.crgb_slope[3] = cpu_to_be16(0x1f55); ++ ram_table.crgb_slope[4] = cpu_to_be16(0x1c63); ++ ram_table.crgb_slope[5] = cpu_to_be16(0x1a0f); ++ ram_table.crgb_slope[6] = cpu_to_be16(0x178d); ++ ram_table.crgb_slope[7] = cpu_to_be16(0x15ab); ++ ++ fill_backlight_transform_table( ++ params, &ram_table); ++ ++ return dmcu->funcs->load_iram( ++ dmcu, 0, (char *)(&ram_table), sizeof(ram_table)); ++} +diff --git a/drivers/gpu/drm/amd/display/modules/power/power_helpers.h b/drivers/gpu/drm/amd/display/modules/power/power_helpers.h +new file mode 100644 +index 000000000000..da5df00fedce +--- /dev/null ++++ b/drivers/gpu/drm/amd/display/modules/power/power_helpers.h +@@ -0,0 +1,47 @@ ++/* Copyright 2018 Advanced Micro Devices, Inc. ++ * ++ * Permission is hereby granted, free of charge, to any person obtaining a ++ * copy of this software and associated documentation files (the "Software"), ++ * to deal in the Software without restriction, including without limitation ++ * the rights to use, copy, modify, merge, publish, distribute, sublicense, ++ * and/or sell copies of the Software, and to permit persons to whom the ++ * Software is furnished to do so, subject to the following conditions: ++ * ++ * The above copyright notice and this permission notice shall be included in ++ * all copies or substantial portions of the Software. ++ * ++ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR ++ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, ++ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL ++ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR ++ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ++ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR ++ * OTHER DEALINGS IN THE SOFTWARE. ++ * ++ * Authors: AMD ++ * ++ */ ++ ++#ifndef MODULES_POWER_POWER_HELPERS_H_ ++#define MODULES_POWER_POWER_HELPERS_H_ ++ ++#include "dc/inc/hw/dmcu.h" ++ ++ ++enum abm_defines { ++ abm_defines_max_level = 4, ++ abm_defines_max_config = 4, ++}; ++ ++struct dmcu_iram_parameters { ++ unsigned int *backlight_lut_array; ++ unsigned int backlight_lut_array_size; ++ unsigned int backlight_ramping_reduction; ++ unsigned int backlight_ramping_start; ++ unsigned int set; ++}; ++ ++bool dmcu_load_iram(struct dmcu *dmcu, ++ struct dmcu_iram_parameters params); ++ ++#endif /* MODULES_POWER_POWER_HELPERS_H_ */ +-- +2.17.1 + |