diff options
author | Zeyu Fan <Zeyu.Fan@amd.com> | 2016-12-14 18:54:41 -0500 |
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committer | Alex Deucher <alexander.deucher@amd.com> | 2017-09-26 17:05:47 -0400 |
commit | ab3ee7a556343c9549ccbefb9d31039377806f28 (patch) | |
tree | b883fa44aae6d1d74bd427208b4914925f3018d8 /drivers/gpu/drm/amd/display/dc/dce/dce_opp.c | |
parent | e63d86dc9b59d72cf25c6bc75e641bceed4fcd40 (diff) | |
download | linux-ab3ee7a556343c9549ccbefb9d31039377806f28.tar.gz |
drm/amd/display: OPP refactor and consolidation for DCE.
Signed-off-by: Zeyu Fan <Zeyu.Fan@amd.com>
Reviewed-by: Tony Cheng <Tony.Cheng@amd.com>
Acked-by: Harry Wentland <Harry.Wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/dce/dce_opp.c')
-rw-r--r-- | drivers/gpu/drm/amd/display/dc/dce/dce_opp.c | 996 |
1 files changed, 996 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dce/dce_opp.c b/drivers/gpu/drm/amd/display/dc/dce/dce_opp.c new file mode 100644 index 000000000000..80443a1cccd2 --- /dev/null +++ b/drivers/gpu/drm/amd/display/dc/dce/dce_opp.c @@ -0,0 +1,996 @@ +/* + * Copyright 2012-15 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 "dm_services.h" +#include "basics/conversion.h" + +#include "dce_opp.h" + +#include "gamma_types.h" + +#include "reg_helper.h" + +#define REG(reg)\ + (opp110->regs->reg) + +#undef FN +#define FN(reg_name, field_name) \ + opp110->opp_shift->field_name, opp110->opp_mask->field_name + +#define CTX \ + opp110->base.ctx + +enum { + MAX_PWL_ENTRY = 128, + MAX_REGIONS_NUMBER = 16 +}; + +enum { + MAX_LUT_ENTRY = 256, + MAX_NUMBER_OF_ENTRIES = 256 +}; + + +enum { + OUTPUT_CSC_MATRIX_SIZE = 12 +}; + +static const struct out_csc_color_matrix global_color_matrix[] = { +{ COLOR_SPACE_SRGB, + { 0x2000, 0, 0, 0, 0, 0x2000, 0, 0, 0, 0, 0x2000, 0} }, +{ COLOR_SPACE_SRGB_LIMITED, + { 0x1B60, 0, 0, 0x200, 0, 0x1B60, 0, 0x200, 0, 0, 0x1B60, 0x200} }, +{ COLOR_SPACE_YCBCR601, + { 0xE00, 0xF447, 0xFDB9, 0x1000, 0x82F, 0x1012, 0x31F, 0x200, 0xFB47, + 0xF6B9, 0xE00, 0x1000} }, +{ COLOR_SPACE_YCBCR709, { 0xE00, 0xF349, 0xFEB7, 0x1000, 0x5D2, 0x1394, 0x1FA, + 0x200, 0xFCCB, 0xF535, 0xE00, 0x1000} }, +/* TODO: correct values below */ +{ COLOR_SPACE_YCBCR601_LIMITED, { 0xE00, 0xF447, 0xFDB9, 0x1000, 0x991, + 0x12C9, 0x3A6, 0x200, 0xFB47, 0xF6B9, 0xE00, 0x1000} }, +{ COLOR_SPACE_YCBCR709_LIMITED, { 0xE00, 0xF349, 0xFEB7, 0x1000, 0x6CE, 0x16E3, + 0x24F, 0x200, 0xFCCB, 0xF535, 0xE00, 0x1000} } +}; + +enum csc_color_mode { + /* 00 - BITS2:0 Bypass */ + CSC_COLOR_MODE_GRAPHICS_BYPASS, + /* 01 - hard coded coefficient TV RGB */ + CSC_COLOR_MODE_GRAPHICS_PREDEFINED, + /* 04 - programmable OUTPUT CSC coefficient */ + CSC_COLOR_MODE_GRAPHICS_OUTPUT_CSC, +}; + + + + + + + + + + + + + + + + + + +/* + ***************************************************************************** + * Function: regamma_config_regions_and_segments + * + * build regamma curve by using predefined hw points + * uses interface parameters ,like EDID coeff. + * + * @param : parameters interface parameters + * @return void + * + * @note + * + * @see + * + ***************************************************************************** + */ +static void regamma_config_regions_and_segments( + struct dce110_opp *opp110, + const struct pwl_params *params) +{ + const struct gamma_curve *curve; + uint32_t value = 0; + + { + REG_SET_2(REGAMMA_CNTLA_START_CNTL, 0, + REGAMMA_CNTLA_EXP_REGION_START, params->arr_points[0].custom_float_x, + REGAMMA_CNTLA_EXP_REGION_START_SEGMENT, 0); + } + { + REG_SET(REGAMMA_CNTLA_SLOPE_CNTL, 0, + REGAMMA_CNTLA_EXP_REGION_LINEAR_SLOPE, params->arr_points[0].custom_float_slope); + + } + { + REG_SET(REGAMMA_CNTLA_END_CNTL1, 0, + REGAMMA_CNTLA_EXP_REGION_END, params->arr_points[1].custom_float_x); + } + { + REG_SET_2(REGAMMA_CNTLA_END_CNTL2, 0, + REGAMMA_CNTLA_EXP_REGION_END_BASE, params->arr_points[2].custom_float_slope, + REGAMMA_CNTLA_EXP_REGION_END_SLOPE, params->arr_points[1].custom_float_y); + } + + curve = params->arr_curve_points; + + { + REG_SET_4(REGAMMA_CNTLA_REGION_0_1, 0, + REGAMMA_CNTLA_EXP_REGION0_LUT_OFFSET, curve[0].offset, + REGAMMA_CNTLA_EXP_REGION0_NUM_SEGMENTS, curve[0].segments_num, + REGAMMA_CNTLA_EXP_REGION1_LUT_OFFSET, curve[1].offset, + REGAMMA_CNTLA_EXP_REGION1_NUM_SEGMENTS, curve[1].segments_num); + } + + curve += 2; + + { + REG_SET_4(REGAMMA_CNTLA_REGION_2_3, 0, + REGAMMA_CNTLA_EXP_REGION0_LUT_OFFSET, curve[0].offset, + REGAMMA_CNTLA_EXP_REGION0_NUM_SEGMENTS, curve[0].segments_num, + REGAMMA_CNTLA_EXP_REGION1_LUT_OFFSET, curve[1].offset, + REGAMMA_CNTLA_EXP_REGION1_NUM_SEGMENTS, curve[1].segments_num); + + } + + curve += 2; + + { + REG_SET_4(REGAMMA_CNTLA_REGION_4_5, 0, + REGAMMA_CNTLA_EXP_REGION0_LUT_OFFSET, curve[0].offset, + REGAMMA_CNTLA_EXP_REGION0_NUM_SEGMENTS, curve[0].segments_num, + REGAMMA_CNTLA_EXP_REGION1_LUT_OFFSET, curve[1].offset, + REGAMMA_CNTLA_EXP_REGION1_NUM_SEGMENTS, curve[1].segments_num); + + } + + curve += 2; + + { + REG_SET_4(REGAMMA_CNTLA_REGION_6_7, 0, + REGAMMA_CNTLA_EXP_REGION0_LUT_OFFSET, curve[0].offset, + REGAMMA_CNTLA_EXP_REGION0_NUM_SEGMENTS, curve[0].segments_num, + REGAMMA_CNTLA_EXP_REGION1_LUT_OFFSET, curve[1].offset, + REGAMMA_CNTLA_EXP_REGION1_NUM_SEGMENTS, curve[1].segments_num); + + } + + curve += 2; + + { + REG_SET_4(REGAMMA_CNTLA_REGION_8_9, 0, + REGAMMA_CNTLA_EXP_REGION0_LUT_OFFSET, curve[0].offset, + REGAMMA_CNTLA_EXP_REGION0_NUM_SEGMENTS, curve[0].segments_num, + REGAMMA_CNTLA_EXP_REGION1_LUT_OFFSET, curve[1].offset, + REGAMMA_CNTLA_EXP_REGION1_NUM_SEGMENTS, curve[1].segments_num); + + } + + curve += 2; + + { + REG_SET_4(REGAMMA_CNTLA_REGION_10_11, 0, + REGAMMA_CNTLA_EXP_REGION0_LUT_OFFSET, curve[0].offset, + REGAMMA_CNTLA_EXP_REGION0_NUM_SEGMENTS, curve[0].segments_num, + REGAMMA_CNTLA_EXP_REGION1_LUT_OFFSET, curve[1].offset, + REGAMMA_CNTLA_EXP_REGION1_NUM_SEGMENTS, curve[1].segments_num); + + } + + curve += 2; + + { + REG_SET_4(REGAMMA_CNTLA_REGION_12_13, 0, + REGAMMA_CNTLA_EXP_REGION0_LUT_OFFSET, curve[0].offset, + REGAMMA_CNTLA_EXP_REGION0_NUM_SEGMENTS, curve[0].segments_num, + REGAMMA_CNTLA_EXP_REGION1_LUT_OFFSET, curve[1].offset, + REGAMMA_CNTLA_EXP_REGION1_NUM_SEGMENTS, curve[1].segments_num); + + } + + curve += 2; + + { + REG_SET_4(REGAMMA_CNTLA_REGION_14_15, 0, + REGAMMA_CNTLA_EXP_REGION0_LUT_OFFSET, curve[0].offset, + REGAMMA_CNTLA_EXP_REGION0_NUM_SEGMENTS, curve[0].segments_num, + REGAMMA_CNTLA_EXP_REGION1_LUT_OFFSET, curve[1].offset, + REGAMMA_CNTLA_EXP_REGION1_NUM_SEGMENTS, curve[1].segments_num); + } +} + +static void program_pwl( + struct dce110_opp *opp110, + const struct pwl_params *params) +{ + uint32_t value; + int retval; + + { + uint8_t max_tries = 10; + uint8_t counter = 0; + + /* Power on LUT memory */ + if (REG(DCFE_MEM_PWR_CTRL)) + REG_UPDATE(DCFE_MEM_PWR_CTRL, + DCP_REGAMMA_MEM_PWR_DIS, 1); + else + REG_UPDATE(DCFE_MEM_LIGHT_SLEEP_CNTL, + REGAMMA_LUT_LIGHT_SLEEP_DIS, 1); + + while (counter < max_tries) { + if (REG(DCFE_MEM_PWR_STATUS)) { + value = REG_READ(DCFE_MEM_PWR_STATUS); + REG_GET(DCFE_MEM_PWR_STATUS, + DCP_REGAMMA_MEM_PWR_STATE, + &retval); + + if (retval == 0) + break; + ++counter; + } else { + value = REG_READ(DCFE_MEM_LIGHT_SLEEP_CNTL); + REG_GET(DCFE_MEM_LIGHT_SLEEP_CNTL, + REGAMMA_LUT_MEM_PWR_STATE, + &retval); + + if (retval == 0) + break; + ++counter; + } + } + + if (counter == max_tries) { + dm_logger_write(opp110->base.ctx->logger, LOG_WARNING, + "%s: regamma lut was not powered on " + "in a timely manner," + " programming still proceeds\n", + __func__); + } + } + + REG_UPDATE(REGAMMA_LUT_WRITE_EN_MASK, + REGAMMA_LUT_WRITE_EN_MASK, 7); + + REG_WRITE(REGAMMA_LUT_INDEX, 0); + + /* Program REGAMMA_LUT_DATA */ + { + uint32_t i = 0; + const struct pwl_result_data *rgb = params->rgb_resulted; + + while (i != params->hw_points_num) { + + REG_WRITE(REGAMMA_LUT_DATA, rgb->red_reg); + REG_WRITE(REGAMMA_LUT_DATA, rgb->green_reg); + REG_WRITE(REGAMMA_LUT_DATA, rgb->blue_reg); + REG_WRITE(REGAMMA_LUT_DATA, rgb->delta_red_reg); + REG_WRITE(REGAMMA_LUT_DATA, rgb->delta_green_reg); + REG_WRITE(REGAMMA_LUT_DATA, rgb->delta_blue_reg); + + ++rgb; + ++i; + } + } + + /* we are done with DCP LUT memory; re-enable low power mode */ + if (REG(DCFE_MEM_PWR_CTRL)) + REG_UPDATE(DCFE_MEM_PWR_CTRL, + DCP_REGAMMA_MEM_PWR_DIS, 0); + else + REG_UPDATE(DCFE_MEM_LIGHT_SLEEP_CNTL, + REGAMMA_LUT_LIGHT_SLEEP_DIS, 0); +} + +bool dce110_opp_program_regamma_pwl( + struct output_pixel_processor *opp, + const struct pwl_params *params) +{ + struct dce110_opp *opp110 = TO_DCE110_OPP(opp); + + /* Setup regions */ + regamma_config_regions_and_segments(opp110, params); + + /* Program PWL */ + program_pwl(opp110, params); + + return true; +} + +void dce110_opp_power_on_regamma_lut( + struct output_pixel_processor *opp, + bool power_on) +{ + struct dce110_opp *opp110 = TO_DCE110_OPP(opp); + + if (REG(DCFE_MEM_PWR_CTRL)) + REG_UPDATE_2(DCFE_MEM_PWR_CTRL, + DCP_REGAMMA_MEM_PWR_DIS, power_on, + DCP_LUT_MEM_PWR_DIS, power_on); + else + REG_UPDATE_2(DCFE_MEM_LIGHT_SLEEP_CNTL, + REGAMMA_LUT_LIGHT_SLEEP_DIS, power_on, + DCP_LUT_LIGHT_SLEEP_DIS, power_on); + +} + +void dce110_opp_set_regamma_mode(struct output_pixel_processor *opp, + enum opp_regamma mode) +{ + struct dce110_opp *opp110 = TO_DCE110_OPP(opp); + + REG_SET(REGAMMA_CONTROL, 0, + GRPH_REGAMMA_MODE, mode); +} + +/** + * set_truncation + * 1) set truncation depth: 0 for 18 bpp or 1 for 24 bpp + * 2) enable truncation + * 3) HW remove 12bit FMT support for DCE11 power saving reason. + */ +static void set_truncation( + struct dce110_opp *opp110, + const struct bit_depth_reduction_params *params) +{ + /*Disable truncation*/ + REG_UPDATE_3(FMT_BIT_DEPTH_CONTROL, + FMT_TRUNCATE_EN, 0, + FMT_TRUNCATE_DEPTH, 0, + FMT_TRUNCATE_MODE, 0); + /* no 10bpc trunc on DCE11*/ + if (params->flags.TRUNCATE_ENABLED == 0 || + params->flags.TRUNCATE_DEPTH == 2) + return; + + /*Set truncation depth and Enable truncation*/ + REG_UPDATE_3(FMT_BIT_DEPTH_CONTROL, + FMT_TRUNCATE_EN, 1, + FMT_TRUNCATE_DEPTH, params->flags.TRUNCATE_MODE, + FMT_TRUNCATE_MODE, params->flags.TRUNCATE_DEPTH); + +} + +/** + * set_spatial_dither + * 1) set spatial dithering mode: pattern of seed + * 2) set spatical dithering depth: 0 for 18bpp or 1 for 24bpp + * 3) set random seed + * 4) set random mode + * lfsr is reset every frame or not reset + * RGB dithering method + * 0: RGB data are all dithered with x^28+x^3+1 + * 1: R data is dithered with x^28+x^3+1 + * G data is dithered with x^28+X^9+1 + * B data is dithered with x^28+x^13+1 + * enable high pass filter or not + * 5) enable spatical dithering + */ +static void set_spatial_dither( + struct dce110_opp *opp110, + const struct bit_depth_reduction_params *params) +{ + /*Disable spatial (random) dithering*/ + REG_UPDATE_3(FMT_BIT_DEPTH_CONTROL, + FMT_SPATIAL_DITHER_EN, 0, + FMT_SPATIAL_DITHER_DEPTH, 0, + FMT_SPATIAL_DITHER_MODE, 0); + + REG_UPDATE_3(FMT_BIT_DEPTH_CONTROL, + FMT_HIGHPASS_RANDOM_ENABLE, 0, + FMT_FRAME_RANDOM_ENABLE, 0, + FMT_RGB_RANDOM_ENABLE, 0); + + REG_UPDATE(FMT_BIT_DEPTH_CONTROL, + FMT_TEMPORAL_DITHER_EN, 0); + + /* no 10bpc on DCE11*/ + if (params->flags.SPATIAL_DITHER_ENABLED == 0 || + params->flags.SPATIAL_DITHER_DEPTH == 2) + return; + + /* only use FRAME_COUNTER_MAX if frameRandom == 1*/ + + if (opp110->opp_mask->FMT_SPATIAL_DITHER_FRAME_COUNTER_MAX && + opp110->opp_mask->FMT_SPATIAL_DITHER_FRAME_COUNTER_BIT_SWAP) { + if (params->flags.FRAME_RANDOM == 1) { + if (params->flags.SPATIAL_DITHER_DEPTH == 0 || + params->flags.SPATIAL_DITHER_DEPTH == 1) { + REG_UPDATE_2(FMT_CONTROL, + FMT_SPATIAL_DITHER_FRAME_COUNTER_MAX, 15, + FMT_SPATIAL_DITHER_FRAME_COUNTER_BIT_SWAP, 2); + } else if (params->flags.SPATIAL_DITHER_DEPTH == 2) { + REG_UPDATE_2(FMT_CONTROL, + FMT_SPATIAL_DITHER_FRAME_COUNTER_MAX, 3, + FMT_SPATIAL_DITHER_FRAME_COUNTER_BIT_SWAP, 1); + } else + return; + } else { + REG_UPDATE_2(FMT_CONTROL, + FMT_SPATIAL_DITHER_FRAME_COUNTER_MAX, 0, + FMT_SPATIAL_DITHER_FRAME_COUNTER_BIT_SWAP, 0); + } + } + /* Set seed for random values for + * spatial dithering for R,G,B channels + */ + REG_UPDATE(FMT_DITHER_RAND_R_SEED, + FMT_RAND_R_SEED, params->r_seed_value); + + REG_UPDATE(FMT_DITHER_RAND_G_SEED, + FMT_RAND_G_SEED, params->g_seed_value); + + REG_UPDATE(FMT_DITHER_RAND_B_SEED, + FMT_RAND_B_SEED, params->b_seed_value); + + /* FMT_OFFSET_R_Cr 31:16 0x0 Setting the zero + * offset for the R/Cr channel, lower 4LSB + * is forced to zeros. Typically set to 0 + * RGB and 0x80000 YCbCr. + */ + /* FMT_OFFSET_G_Y 31:16 0x0 Setting the zero + * offset for the G/Y channel, lower 4LSB is + * forced to zeros. Typically set to 0 RGB + * and 0x80000 YCbCr. + */ + /* FMT_OFFSET_B_Cb 31:16 0x0 Setting the zero + * offset for the B/Cb channel, lower 4LSB is + * forced to zeros. Typically set to 0 RGB and + * 0x80000 YCbCr. + */ + + /* Disable High pass filter + * Reset only at startup + * Set RGB data dithered with x^28+x^3+1 + */ + REG_UPDATE_3(FMT_BIT_DEPTH_CONTROL, + FMT_HIGHPASS_RANDOM_ENABLE, params->flags.HIGHPASS_RANDOM, + FMT_FRAME_RANDOM_ENABLE, params->flags.FRAME_RANDOM, + FMT_RGB_RANDOM_ENABLE, params->flags.RGB_RANDOM); + + /* Set spatial dithering bit depth + * Set spatial dithering mode + * (default is Seed patterrn AAAA...) + * Enable spatial dithering + */ + REG_UPDATE_3(FMT_BIT_DEPTH_CONTROL, + FMT_SPATIAL_DITHER_DEPTH, params->flags.SPATIAL_DITHER_DEPTH, + FMT_SPATIAL_DITHER_MODE, params->flags.SPATIAL_DITHER_MODE, + FMT_SPATIAL_DITHER_EN, 1); +} + +/** + * SetTemporalDither (Frame Modulation) + * 1) set temporal dither depth + * 2) select pattern: from hard-coded pattern or programmable pattern + * 3) select optimized strips for BGR or RGB LCD sub-pixel + * 4) set s matrix + * 5) set t matrix + * 6) set grey level for 0.25, 0.5, 0.75 + * 7) enable temporal dithering + */ + +static void set_temporal_dither( + struct dce110_opp *opp110, + const struct bit_depth_reduction_params *params) +{ + /*Disable temporal (frame modulation) dithering first*/ + REG_UPDATE_3(FMT_BIT_DEPTH_CONTROL, + FMT_TEMPORAL_DITHER_EN, 0, + FMT_TEMPORAL_DITHER_RESET, 0, + FMT_TEMPORAL_DITHER_OFFSET, 0); + + REG_UPDATE_2(FMT_BIT_DEPTH_CONTROL, + FMT_TEMPORAL_DITHER_DEPTH, 0, + FMT_TEMPORAL_LEVEL, 0); + + REG_UPDATE_3(FMT_BIT_DEPTH_CONTROL, + FMT_25FRC_SEL, 0, + FMT_50FRC_SEL, 0, + FMT_75FRC_SEL, 0); + + /* no 10bpc dither on DCE11*/ + if (params->flags.FRAME_MODULATION_ENABLED == 0 || + params->flags.FRAME_MODULATION_DEPTH == 2) + return; + + /* Set temporal dithering depth*/ + REG_UPDATE_3(FMT_BIT_DEPTH_CONTROL, + FMT_TEMPORAL_DITHER_DEPTH, params->flags.FRAME_MODULATION_DEPTH, + FMT_TEMPORAL_DITHER_RESET, 0, + FMT_TEMPORAL_DITHER_OFFSET, 0); + + /*Select legacy pattern based on FRC and Temporal level*/ + if (REG(FMT_TEMPORAL_DITHER_PATTERN_CONTROL)) { + REG_WRITE(FMT_TEMPORAL_DITHER_PATTERN_CONTROL, 0); + /*Set s matrix*/ + REG_WRITE(FMT_TEMPORAL_DITHER_PROGRAMMABLE_PATTERN_S_MATRIX, 0); + /*Set t matrix*/ + REG_WRITE(FMT_TEMPORAL_DITHER_PROGRAMMABLE_PATTERN_T_MATRIX, 0); + } + + /*Select patterns for 0.25, 0.5 and 0.75 grey level*/ + REG_UPDATE(FMT_BIT_DEPTH_CONTROL, + FMT_TEMPORAL_LEVEL, params->flags.TEMPORAL_LEVEL); + + REG_UPDATE_3(FMT_BIT_DEPTH_CONTROL, + FMT_25FRC_SEL, params->flags.FRC25, + FMT_50FRC_SEL, params->flags.FRC50, + FMT_75FRC_SEL, params->flags.FRC75); + + /*Enable bit reduction by temporal (frame modulation) dithering*/ + REG_UPDATE(FMT_BIT_DEPTH_CONTROL, + FMT_TEMPORAL_DITHER_EN, 1); +} + +/** + * Set Clamping + * 1) Set clamping format based on bpc - 0 for 6bpc (No clamping) + * 1 for 8 bpc + * 2 for 10 bpc + * 3 for 12 bpc + * 7 for programable + * 2) Enable clamp if Limited range requested + */ +void dce110_opp_set_clamping( + struct dce110_opp *opp110, + const struct clamping_and_pixel_encoding_params *params) +{ + uint32_t clamp_cntl_value = 0; + + REG_SET_2(FMT_CLAMP_CNTL, 0, + FMT_CLAMP_DATA_EN, 0, + FMT_CLAMP_COLOR_FORMAT, 0); + + switch (params->clamping_level) { + case CLAMPING_FULL_RANGE: + break; + case CLAMPING_LIMITED_RANGE_8BPC: + REG_SET_2(FMT_CLAMP_CNTL, 0, + FMT_CLAMP_DATA_EN, 1, + FMT_CLAMP_COLOR_FORMAT, 1); + break; + case CLAMPING_LIMITED_RANGE_10BPC: + REG_SET_2(FMT_CLAMP_CNTL, 0, + FMT_CLAMP_DATA_EN, 1, + FMT_CLAMP_COLOR_FORMAT, 2); + break; + case CLAMPING_LIMITED_RANGE_12BPC: + REG_SET_2(FMT_CLAMP_CNTL, 0, + FMT_CLAMP_DATA_EN, 1, + FMT_CLAMP_COLOR_FORMAT, 3); + break; + case CLAMPING_LIMITED_RANGE_PROGRAMMABLE: + /*Set clamp control*/ + REG_SET_2(FMT_CLAMP_CNTL, 0, + FMT_CLAMP_DATA_EN, 1, + FMT_CLAMP_COLOR_FORMAT, 7); + + /*set the defaults*/ + REG_SET_2(FMT_CLAMP_COMPONENT_R, 0, + FMT_CLAMP_LOWER_R, 0x10, + FMT_CLAMP_UPPER_R, 0xFEF); + + REG_SET_2(FMT_CLAMP_COMPONENT_G, 0, + FMT_CLAMP_LOWER_G, 0x10, + FMT_CLAMP_UPPER_G, 0xFEF); + + REG_SET_2(FMT_CLAMP_COMPONENT_B, 0, + FMT_CLAMP_LOWER_B, 0x10, + FMT_CLAMP_UPPER_B, 0xFEF); + break; + default: + break; + } +} + +/** + * set_pixel_encoding + * + * Set Pixel Encoding + * 0: RGB 4:4:4 or YCbCr 4:4:4 or YOnly + * 1: YCbCr 4:2:2 + */ +static void set_pixel_encoding( + struct dce110_opp *opp110, + const struct clamping_and_pixel_encoding_params *params) +{ + if (opp110->opp_mask->FMT_CBCR_BIT_REDUCTION_BYPASS) + REG_UPDATE_3(FMT_CONTROL, + FMT_PIXEL_ENCODING, 0, + FMT_SUBSAMPLING_MODE, 0, + FMT_CBCR_BIT_REDUCTION_BYPASS, 0); + else + REG_UPDATE_2(FMT_CONTROL, + FMT_PIXEL_ENCODING, 0, + FMT_SUBSAMPLING_MODE, 0); + + if (params->pixel_encoding == PIXEL_ENCODING_YCBCR422) { + REG_UPDATE_2(FMT_CONTROL, + FMT_PIXEL_ENCODING, 1, + FMT_SUBSAMPLING_ORDER, 0); + } + if (params->pixel_encoding == PIXEL_ENCODING_YCBCR420) { + REG_UPDATE_3(FMT_CONTROL, + FMT_PIXEL_ENCODING, 2, + FMT_SUBSAMPLING_MODE, 2, + FMT_CBCR_BIT_REDUCTION_BYPASS, 1); + } + +} + +void dce110_opp_program_bit_depth_reduction( + struct output_pixel_processor *opp, + const struct bit_depth_reduction_params *params) +{ + struct dce110_opp *opp110 = TO_DCE110_OPP(opp); + + set_truncation(opp110, params); + set_spatial_dither(opp110, params); + set_temporal_dither(opp110, params); +} + +void dce110_opp_program_clamping_and_pixel_encoding( + struct output_pixel_processor *opp, + const struct clamping_and_pixel_encoding_params *params) +{ + struct dce110_opp *opp110 = TO_DCE110_OPP(opp); + + dce110_opp_set_clamping(opp110, params); + set_pixel_encoding(opp110, params); +} + +static void program_formatter_420_memory(struct output_pixel_processor *opp) +{ + struct dce110_opp *opp110 = TO_DCE110_OPP(opp); + uint32_t fmt_mem_cntl_value; + + /* Program source select*/ + /* Use HW default source select for FMT_MEMORYx_CONTROL */ + /* Use that value for FMT_SRC_SELECT as well*/ + REG_GET(CONTROL, + FMT420_MEM0_SOURCE_SEL, &fmt_mem_cntl_value); + + REG_UPDATE(FMT_CONTROL, + FMT_SRC_SELECT, fmt_mem_cntl_value); + + /* Turn on the memory */ + REG_UPDATE(CONTROL, + FMT420_MEM0_PWR_FORCE, 0); +} + +void dce110_opp_set_dyn_expansion( + struct output_pixel_processor *opp, + enum dc_color_space color_sp, + enum dc_color_depth color_dpth, + enum signal_type signal) +{ + struct dce110_opp *opp110 = TO_DCE110_OPP(opp); + bool enable_dyn_exp = false; + + REG_UPDATE_2(FMT_DYNAMIC_EXP_CNTL, + FMT_DYNAMIC_EXP_EN, 0, + FMT_DYNAMIC_EXP_MODE, 0); + /* From HW programming guide: + FMT_DYNAMIC_EXP_EN = 0 for limited RGB or YCbCr output + FMT_DYNAMIC_EXP_EN = 1 for RGB full range only*/ + if (color_sp == COLOR_SPACE_SRGB) + enable_dyn_exp = true; + + /*00 - 10-bit -> 12-bit dynamic expansion*/ + /*01 - 8-bit -> 12-bit dynamic expansion*/ + if (signal == SIGNAL_TYPE_HDMI_TYPE_A) { + switch (color_dpth) { + case COLOR_DEPTH_888: + REG_UPDATE_2(FMT_DYNAMIC_EXP_CNTL, + FMT_DYNAMIC_EXP_EN, enable_dyn_exp ? 1:0, + FMT_DYNAMIC_EXP_MODE, 1); + break; + case COLOR_DEPTH_101010: + REG_UPDATE_2(FMT_DYNAMIC_EXP_CNTL, + FMT_DYNAMIC_EXP_EN, enable_dyn_exp ? 1:0, + FMT_DYNAMIC_EXP_MODE, 0); + break; + case COLOR_DEPTH_121212: + break; + default: + break; + } + } +} + +static void program_formatter_reset_dig_resync_fifo(struct output_pixel_processor *opp) +{ + struct dce110_opp *opp110 = TO_DCE110_OPP(opp); + uint8_t counter = 10; + + /* clear previous phase lock status*/ + REG_UPDATE(FMT_CONTROL, + FMT_420_PIXEL_PHASE_LOCKED_CLEAR, 1); + + /* poll until FMT_420_PIXEL_PHASE_LOCKED become 1*/ + REG_WAIT(FMT_CONTROL, FMT_420_PIXEL_PHASE_LOCKED, 1, 10, 10); + +} + +void dce110_opp_program_fmt( + struct output_pixel_processor *opp, + struct bit_depth_reduction_params *fmt_bit_depth, + struct clamping_and_pixel_encoding_params *clamping) +{ + /* dithering is affected by <CrtcSourceSelect>, hence should be + * programmed afterwards */ + + if (clamping->pixel_encoding == PIXEL_ENCODING_YCBCR420) + program_formatter_420_memory(opp); + + dce110_opp_program_bit_depth_reduction( + opp, + fmt_bit_depth); + + dce110_opp_program_clamping_and_pixel_encoding( + opp, + clamping); + + if (clamping->pixel_encoding == PIXEL_ENCODING_YCBCR420) + program_formatter_reset_dig_resync_fifo(opp); + + return; +} + +static void program_color_matrix( + struct dce110_opp *opp110, + const struct out_csc_color_matrix *tbl_entry, + enum grph_color_adjust_option options) +{ + { + REG_SET_2(OUTPUT_CSC_C11_C12, 0, + OUTPUT_CSC_C11, tbl_entry->regval[0], + OUTPUT_CSC_C12, tbl_entry->regval[1]); + } + { + REG_SET_2(OUTPUT_CSC_C13_C14, 0, + OUTPUT_CSC_C11, tbl_entry->regval[2], + OUTPUT_CSC_C12, tbl_entry->regval[3]); + } + { + REG_SET_2(OUTPUT_CSC_C21_C22, 0, + OUTPUT_CSC_C11, tbl_entry->regval[4], + OUTPUT_CSC_C12, tbl_entry->regval[5]); + } + { + REG_SET_2(OUTPUT_CSC_C23_C24, 0, + OUTPUT_CSC_C11, tbl_entry->regval[6], + OUTPUT_CSC_C12, tbl_entry->regval[7]); + } + { + REG_SET_2(OUTPUT_CSC_C31_C32, 0, + OUTPUT_CSC_C11, tbl_entry->regval[8], + OUTPUT_CSC_C12, tbl_entry->regval[9]); + } + { + REG_SET_2(OUTPUT_CSC_C33_C34, 0, + OUTPUT_CSC_C11, tbl_entry->regval[10], + OUTPUT_CSC_C12, tbl_entry->regval[11]); + } +} + +static bool configure_graphics_mode( + struct dce110_opp *opp110, + enum csc_color_mode config, + enum graphics_csc_adjust_type csc_adjust_type, + enum dc_color_space color_space) +{ + struct dc_context *ctx = opp110->base.ctx; + + REG_SET(OUTPUT_CSC_CONTROL, 0, + OUTPUT_CSC_GRPH_MODE, 0); + + if (csc_adjust_type == GRAPHICS_CSC_ADJUST_TYPE_SW) { + if (config == CSC_COLOR_MODE_GRAPHICS_OUTPUT_CSC) { + REG_SET(OUTPUT_CSC_CONTROL, 0, + OUTPUT_CSC_GRPH_MODE, 4); + } else { + + switch (color_space) { + case COLOR_SPACE_SRGB: + /* by pass */ + REG_SET(OUTPUT_CSC_CONTROL, 0, + OUTPUT_CSC_GRPH_MODE, 0); + break; + case COLOR_SPACE_SRGB_LIMITED: + /* TV RGB */ + REG_SET(OUTPUT_CSC_CONTROL, 0, + OUTPUT_CSC_GRPH_MODE, 1); + break; + case COLOR_SPACE_YCBCR601: + case COLOR_SPACE_YPBPR601: + case COLOR_SPACE_YCBCR601_LIMITED: + /* YCbCr601 */ + REG_SET(OUTPUT_CSC_CONTROL, 0, + OUTPUT_CSC_GRPH_MODE, 2); + break; + case COLOR_SPACE_YCBCR709: + case COLOR_SPACE_YPBPR709: + case COLOR_SPACE_YCBCR709_LIMITED: + /* YCbCr709 */ + REG_SET(OUTPUT_CSC_CONTROL, 0, + OUTPUT_CSC_GRPH_MODE, 3); + break; + default: + return false; + } + } + } else if (csc_adjust_type == GRAPHICS_CSC_ADJUST_TYPE_HW) { + switch (color_space) { + case COLOR_SPACE_SRGB: + /* by pass */ + REG_SET(OUTPUT_CSC_CONTROL, 0, + OUTPUT_CSC_GRPH_MODE, 0); + break; + break; + case COLOR_SPACE_SRGB_LIMITED: + /* TV RGB */ + REG_SET(OUTPUT_CSC_CONTROL, 0, + OUTPUT_CSC_GRPH_MODE, 1); + break; + case COLOR_SPACE_YCBCR601: + case COLOR_SPACE_YPBPR601: + case COLOR_SPACE_YCBCR601_LIMITED: + /* YCbCr601 */ + REG_SET(OUTPUT_CSC_CONTROL, 0, + OUTPUT_CSC_GRPH_MODE, 2); + break; + case COLOR_SPACE_YCBCR709: + case COLOR_SPACE_YPBPR709: + case COLOR_SPACE_YCBCR709_LIMITED: + /* YCbCr709 */ + REG_SET(OUTPUT_CSC_CONTROL, 0, + OUTPUT_CSC_GRPH_MODE, 3); + break; + default: + return false; + } + + } else + /* by pass */ + REG_SET(OUTPUT_CSC_CONTROL, 0, + OUTPUT_CSC_GRPH_MODE, 0); + + return true; +} + +void dce110_opp_set_csc_adjustment( + struct output_pixel_processor *opp, + const struct out_csc_color_matrix *tbl_entry) +{ + struct dce110_opp *opp110 = TO_DCE110_OPP(opp); + enum csc_color_mode config = + CSC_COLOR_MODE_GRAPHICS_OUTPUT_CSC; + + program_color_matrix( + opp110, tbl_entry, GRAPHICS_CSC_ADJUST_TYPE_SW); + + /* We did everything ,now program DxOUTPUT_CSC_CONTROL */ + configure_graphics_mode(opp110, config, GRAPHICS_CSC_ADJUST_TYPE_SW, + tbl_entry->color_space); +} + +void dce110_opp_set_csc_default( + struct output_pixel_processor *opp, + const struct default_adjustment *default_adjust) +{ + struct dce110_opp *opp110 = TO_DCE110_OPP(opp); + enum csc_color_mode config = + CSC_COLOR_MODE_GRAPHICS_PREDEFINED; + + if (default_adjust->force_hw_default == false) { + const struct out_csc_color_matrix *elm; + /* currently parameter not in use */ + enum grph_color_adjust_option option = + GRPH_COLOR_MATRIX_HW_DEFAULT; + uint32_t i; + /* + * HW default false we program locally defined matrix + * HW default true we use predefined hw matrix and we + * do not need to program matrix + * OEM wants the HW default via runtime parameter. + */ + option = GRPH_COLOR_MATRIX_SW; + + for (i = 0; i < ARRAY_SIZE(global_color_matrix); ++i) { + elm = &global_color_matrix[i]; + if (elm->color_space != default_adjust->out_color_space) + continue; + /* program the matrix with default values from this + * file */ + program_color_matrix(opp110, elm, option); + config = CSC_COLOR_MODE_GRAPHICS_OUTPUT_CSC; + break; + } + } + + /* configure the what we programmed : + * 1. Default values from this file + * 2. Use hardware default from ROM_A and we do not need to program + * matrix */ + + configure_graphics_mode(opp110, config, + default_adjust->csc_adjust_type, + default_adjust->out_color_space); +} + + +/*****************************************/ +/* Constructor, Destructor */ +/*****************************************/ + +static const struct opp_funcs funcs = { + .opp_power_on_regamma_lut = dce110_opp_power_on_regamma_lut, + .opp_set_csc_adjustment = dce110_opp_set_csc_adjustment, + .opp_set_csc_default = dce110_opp_set_csc_default, + .opp_set_dyn_expansion = dce110_opp_set_dyn_expansion, + .opp_program_regamma_pwl = dce110_opp_program_regamma_pwl, + .opp_set_regamma_mode = dce110_opp_set_regamma_mode, + .opp_destroy = dce110_opp_destroy, + .opp_program_fmt = dce110_opp_program_fmt, + .opp_program_bit_depth_reduction = dce110_opp_program_bit_depth_reduction +}; + +bool dce110_opp_construct(struct dce110_opp *opp110, + struct dc_context *ctx, + uint32_t inst, + const struct dce_opp_registers *regs, + const struct dce_opp_shift *opp_shift, + const struct dce_opp_mask *opp_mask) +{ + opp110->base.funcs = &funcs; + + opp110->base.ctx = ctx; + + opp110->base.inst = inst; + + opp110->regs = regs; + opp110->opp_shift = opp_shift; + opp110->opp_mask = opp_mask; + + return true; +} + +void dce110_opp_destroy(struct output_pixel_processor **opp) +{ + dm_free(FROM_DCE11_OPP(*opp)); + *opp = NULL; +} + |