diff options
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/dcn10/dcn10_dpp_cm.c')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dcn10/dcn10_dpp_cm.c | 816 |
1 files changed, 816 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_dpp_cm.c b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_dpp_cm.c new file mode 100644 index 000000000000..40627c244bf5 --- /dev/null +++ b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_dpp_cm.c @@ -0,0 +1,816 @@ +/* + * Copyright 2016 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 "core_types.h" + +#include "reg_helper.h" +#include "dcn10_dpp.h" +#include "basics/conversion.h" +#include "dcn10_cm_common.h" + +#define NUM_PHASES 64 +#define HORZ_MAX_TAPS 8 +#define VERT_MAX_TAPS 8 + +#define BLACK_OFFSET_RGB_Y 0x0 +#define BLACK_OFFSET_CBCR 0x8000 + +#define REG(reg)\ + dpp->tf_regs->reg + +#define CTX \ + dpp->base.ctx + +#undef FN +#define FN(reg_name, field_name) \ + dpp->tf_shift->field_name, dpp->tf_mask->field_name + +struct dcn10_input_csc_matrix { + enum dc_color_space color_space; + uint16_t regval[12]; +}; + +enum dcn10_coef_filter_type_sel { + SCL_COEF_LUMA_VERT_FILTER = 0, + SCL_COEF_LUMA_HORZ_FILTER = 1, + SCL_COEF_CHROMA_VERT_FILTER = 2, + SCL_COEF_CHROMA_HORZ_FILTER = 3, + SCL_COEF_ALPHA_VERT_FILTER = 4, + SCL_COEF_ALPHA_HORZ_FILTER = 5 +}; + +enum dscl_autocal_mode { + AUTOCAL_MODE_OFF = 0, + + /* Autocal calculate the scaling ratio and initial phase and the + * DSCL_MODE_SEL must be set to 1 + */ + AUTOCAL_MODE_AUTOSCALE = 1, + /* Autocal perform auto centering without replication and the + * DSCL_MODE_SEL must be set to 0 + */ + AUTOCAL_MODE_AUTOCENTER = 2, + /* Autocal perform auto centering and auto replication and the + * DSCL_MODE_SEL must be set to 0 + */ + AUTOCAL_MODE_AUTOREPLICATE = 3 +}; + +enum dscl_mode_sel { + DSCL_MODE_SCALING_444_BYPASS = 0, + DSCL_MODE_SCALING_444_RGB_ENABLE = 1, + DSCL_MODE_SCALING_444_YCBCR_ENABLE = 2, + DSCL_MODE_SCALING_420_YCBCR_ENABLE = 3, + DSCL_MODE_SCALING_420_LUMA_BYPASS = 4, + DSCL_MODE_SCALING_420_CHROMA_BYPASS = 5, + DSCL_MODE_DSCL_BYPASS = 6 +}; + +enum gamut_remap_select { + GAMUT_REMAP_BYPASS = 0, + GAMUT_REMAP_COEFF, + GAMUT_REMAP_COMA_COEFF, + GAMUT_REMAP_COMB_COEFF +}; + +static const struct dcn10_input_csc_matrix dcn10_input_csc_matrix[] = { + {COLOR_SPACE_SRGB, + {0x2000, 0, 0, 0, 0, 0x2000, 0, 0, 0, 0, 0x2000, 0} }, + {COLOR_SPACE_SRGB_LIMITED, + {0x2000, 0, 0, 0, 0, 0x2000, 0, 0, 0, 0, 0x2000, 0} }, + {COLOR_SPACE_YCBCR601, + {0x2cdd, 0x2000, 0, 0xe991, 0xe926, 0x2000, 0xf4fd, 0x10ef, + 0, 0x2000, 0x38b4, 0xe3a6} }, + {COLOR_SPACE_YCBCR601_LIMITED, + {0x3353, 0x2568, 0, 0xe400, 0xe5dc, 0x2568, 0xf367, 0x1108, + 0, 0x2568, 0x40de, 0xdd3a} }, + {COLOR_SPACE_YCBCR709, + {0x3265, 0x2000, 0, 0xe6ce, 0xf105, 0x2000, 0xfa01, 0xa7d, 0, + 0x2000, 0x3b61, 0xe24f} }, + + {COLOR_SPACE_YCBCR709_LIMITED, + {0x39a6, 0x2568, 0, 0xe0d6, 0xeedd, 0x2568, 0xf925, 0x9a8, 0, + 0x2568, 0x43ee, 0xdbb2} } +}; + + + +static void program_gamut_remap( + struct dcn10_dpp *dpp, + const uint16_t *regval, + enum gamut_remap_select select) +{ + uint16_t selection = 0; + struct color_matrices_reg gam_regs; + + if (regval == NULL || select == GAMUT_REMAP_BYPASS) { + REG_SET(CM_GAMUT_REMAP_CONTROL, 0, + CM_GAMUT_REMAP_MODE, 0); + return; + } + switch (select) { + case GAMUT_REMAP_COEFF: + selection = 1; + break; + case GAMUT_REMAP_COMA_COEFF: + selection = 2; + break; + case GAMUT_REMAP_COMB_COEFF: + selection = 3; + break; + default: + break; + } + + gam_regs.shifts.csc_c11 = dpp->tf_shift->CM_GAMUT_REMAP_C11; + gam_regs.masks.csc_c11 = dpp->tf_mask->CM_GAMUT_REMAP_C11; + gam_regs.shifts.csc_c12 = dpp->tf_shift->CM_GAMUT_REMAP_C12; + gam_regs.masks.csc_c12 = dpp->tf_mask->CM_GAMUT_REMAP_C12; + + + if (select == GAMUT_REMAP_COEFF) { + gam_regs.csc_c11_c12 = REG(CM_GAMUT_REMAP_C11_C12); + gam_regs.csc_c33_c34 = REG(CM_GAMUT_REMAP_C33_C34); + + cm_helper_program_color_matrices( + dpp->base.ctx, + regval, + &gam_regs); + + } else if (select == GAMUT_REMAP_COMA_COEFF) { + + gam_regs.csc_c11_c12 = REG(CM_COMA_C11_C12); + gam_regs.csc_c33_c34 = REG(CM_COMA_C33_C34); + + cm_helper_program_color_matrices( + dpp->base.ctx, + regval, + &gam_regs); + + } else { + + gam_regs.csc_c11_c12 = REG(CM_COMB_C11_C12); + gam_regs.csc_c33_c34 = REG(CM_COMB_C33_C34); + + cm_helper_program_color_matrices( + dpp->base.ctx, + regval, + &gam_regs); + } + + REG_SET( + CM_GAMUT_REMAP_CONTROL, 0, + CM_GAMUT_REMAP_MODE, selection); + +} + +void dpp1_cm_set_gamut_remap( + struct dpp *dpp_base, + const struct dpp_grph_csc_adjustment *adjust) +{ + struct dcn10_dpp *dpp = TO_DCN10_DPP(dpp_base); + + if (adjust->gamut_adjust_type != GRAPHICS_GAMUT_ADJUST_TYPE_SW) + /* Bypass if type is bypass or hw */ + program_gamut_remap(dpp, NULL, GAMUT_REMAP_BYPASS); + else { + struct fixed31_32 arr_matrix[12]; + uint16_t arr_reg_val[12]; + + arr_matrix[0] = adjust->temperature_matrix[0]; + arr_matrix[1] = adjust->temperature_matrix[1]; + arr_matrix[2] = adjust->temperature_matrix[2]; + arr_matrix[3] = dal_fixed31_32_zero; + + arr_matrix[4] = adjust->temperature_matrix[3]; + arr_matrix[5] = adjust->temperature_matrix[4]; + arr_matrix[6] = adjust->temperature_matrix[5]; + arr_matrix[7] = dal_fixed31_32_zero; + + arr_matrix[8] = adjust->temperature_matrix[6]; + arr_matrix[9] = adjust->temperature_matrix[7]; + arr_matrix[10] = adjust->temperature_matrix[8]; + arr_matrix[11] = dal_fixed31_32_zero; + + convert_float_matrix( + arr_reg_val, arr_matrix, 12); + + program_gamut_remap(dpp, arr_reg_val, GAMUT_REMAP_COEFF); + } +} + +void dpp1_cm_set_output_csc_default( + struct dpp *dpp_base, + const struct default_adjustment *default_adjust) +{ + + struct dcn10_dpp *dpp = TO_DCN10_DPP(dpp_base); + uint32_t ocsc_mode = 0; + + if (default_adjust != NULL) { + switch (default_adjust->out_color_space) { + case COLOR_SPACE_SRGB: + case COLOR_SPACE_2020_RGB_FULLRANGE: + ocsc_mode = 0; + break; + case COLOR_SPACE_SRGB_LIMITED: + case COLOR_SPACE_2020_RGB_LIMITEDRANGE: + ocsc_mode = 1; + break; + case COLOR_SPACE_YCBCR601: + case COLOR_SPACE_YCBCR601_LIMITED: + ocsc_mode = 2; + break; + case COLOR_SPACE_YCBCR709: + case COLOR_SPACE_YCBCR709_LIMITED: + case COLOR_SPACE_2020_YCBCR: + ocsc_mode = 3; + break; + case COLOR_SPACE_UNKNOWN: + default: + break; + } + } + + REG_SET(CM_OCSC_CONTROL, 0, CM_OCSC_MODE, ocsc_mode); + +} + +static void dpp1_cm_get_reg_field( + struct dcn10_dpp *dpp, + struct xfer_func_reg *reg) +{ + reg->shifts.exp_region0_lut_offset = dpp->tf_shift->CM_RGAM_RAMA_EXP_REGION0_LUT_OFFSET; + reg->masks.exp_region0_lut_offset = dpp->tf_mask->CM_RGAM_RAMA_EXP_REGION0_LUT_OFFSET; + reg->shifts.exp_region0_num_segments = dpp->tf_shift->CM_RGAM_RAMA_EXP_REGION0_NUM_SEGMENTS; + reg->masks.exp_region0_num_segments = dpp->tf_mask->CM_RGAM_RAMA_EXP_REGION0_NUM_SEGMENTS; + reg->shifts.exp_region1_lut_offset = dpp->tf_shift->CM_RGAM_RAMA_EXP_REGION1_LUT_OFFSET; + reg->masks.exp_region1_lut_offset = dpp->tf_mask->CM_RGAM_RAMA_EXP_REGION1_LUT_OFFSET; + reg->shifts.exp_region1_num_segments = dpp->tf_shift->CM_RGAM_RAMA_EXP_REGION1_NUM_SEGMENTS; + reg->masks.exp_region1_num_segments = dpp->tf_mask->CM_RGAM_RAMA_EXP_REGION1_NUM_SEGMENTS; + + reg->shifts.field_region_end = dpp->tf_shift->CM_RGAM_RAMB_EXP_REGION_END_B; + reg->masks.field_region_end = dpp->tf_mask->CM_RGAM_RAMB_EXP_REGION_END_B; + reg->shifts.field_region_end_slope = dpp->tf_shift->CM_RGAM_RAMB_EXP_REGION_END_SLOPE_B; + reg->masks.field_region_end_slope = dpp->tf_mask->CM_RGAM_RAMB_EXP_REGION_END_SLOPE_B; + reg->shifts.field_region_end_base = dpp->tf_shift->CM_RGAM_RAMB_EXP_REGION_END_BASE_B; + reg->masks.field_region_end_base = dpp->tf_mask->CM_RGAM_RAMB_EXP_REGION_END_BASE_B; + reg->shifts.field_region_linear_slope = dpp->tf_shift->CM_RGAM_RAMB_EXP_REGION_LINEAR_SLOPE_B; + reg->masks.field_region_linear_slope = dpp->tf_mask->CM_RGAM_RAMB_EXP_REGION_LINEAR_SLOPE_B; + reg->shifts.exp_region_start = dpp->tf_shift->CM_RGAM_RAMB_EXP_REGION_START_B; + reg->masks.exp_region_start = dpp->tf_mask->CM_RGAM_RAMB_EXP_REGION_START_B; + reg->shifts.exp_resion_start_segment = dpp->tf_shift->CM_RGAM_RAMB_EXP_REGION_START_SEGMENT_B; + reg->masks.exp_resion_start_segment = dpp->tf_mask->CM_RGAM_RAMB_EXP_REGION_START_SEGMENT_B; +} + +static void dpp1_cm_program_color_matrix( + struct dcn10_dpp *dpp, + const struct out_csc_color_matrix *tbl_entry) +{ + uint32_t mode; + struct color_matrices_reg gam_regs; + + REG_GET(CM_OCSC_CONTROL, CM_OCSC_MODE, &mode); + + if (tbl_entry == NULL) { + BREAK_TO_DEBUGGER(); + return; + } + + gam_regs.shifts.csc_c11 = dpp->tf_shift->CM_OCSC_C11; + gam_regs.masks.csc_c11 = dpp->tf_mask->CM_OCSC_C11; + gam_regs.shifts.csc_c12 = dpp->tf_shift->CM_OCSC_C12; + gam_regs.masks.csc_c12 = dpp->tf_mask->CM_OCSC_C12; + + if (mode == 4) { + + gam_regs.csc_c11_c12 = REG(CM_OCSC_C11_C12); + gam_regs.csc_c33_c34 = REG(CM_OCSC_C33_C34); + + cm_helper_program_color_matrices( + dpp->base.ctx, + tbl_entry->regval, + &gam_regs); + + } else { + + gam_regs.csc_c11_c12 = REG(CM_COMB_C11_C12); + gam_regs.csc_c33_c34 = REG(CM_COMB_C33_C34); + + cm_helper_program_color_matrices( + dpp->base.ctx, + tbl_entry->regval, + &gam_regs); + } +} + +void dpp1_cm_set_output_csc_adjustment( + struct dpp *dpp_base, + const struct out_csc_color_matrix *tbl_entry) +{ + struct dcn10_dpp *dpp = TO_DCN10_DPP(dpp_base); + //enum csc_color_mode config = CSC_COLOR_MODE_GRAPHICS_OUTPUT_CSC; + uint32_t ocsc_mode = 4; + + /** + *if (tbl_entry != NULL) { + * switch (tbl_entry->color_space) { + * case COLOR_SPACE_SRGB: + * case COLOR_SPACE_2020_RGB_FULLRANGE: + * ocsc_mode = 0; + * break; + * case COLOR_SPACE_SRGB_LIMITED: + * case COLOR_SPACE_2020_RGB_LIMITEDRANGE: + * ocsc_mode = 1; + * break; + * case COLOR_SPACE_YCBCR601: + * case COLOR_SPACE_YCBCR601_LIMITED: + * ocsc_mode = 2; + * break; + * case COLOR_SPACE_YCBCR709: + * case COLOR_SPACE_YCBCR709_LIMITED: + * case COLOR_SPACE_2020_YCBCR: + * ocsc_mode = 3; + * break; + * case COLOR_SPACE_UNKNOWN: + * default: + * break; + * } + *} + */ + + REG_SET(CM_OCSC_CONTROL, 0, CM_OCSC_MODE, ocsc_mode); + dpp1_cm_program_color_matrix(dpp, tbl_entry); +} + +void dpp1_cm_power_on_regamma_lut( + struct dpp *dpp_base, + bool power_on) +{ + struct dcn10_dpp *dpp = TO_DCN10_DPP(dpp_base); + REG_SET(CM_MEM_PWR_CTRL, 0, + RGAM_MEM_PWR_FORCE, power_on == true ? 0:1); + +} + +void dpp1_cm_program_regamma_lut( + struct dpp *dpp_base, + const struct pwl_result_data *rgb, + uint32_t num) +{ + uint32_t i; + struct dcn10_dpp *dpp = TO_DCN10_DPP(dpp_base); + for (i = 0 ; i < num; i++) { + REG_SET(CM_RGAM_LUT_DATA, 0, CM_RGAM_LUT_DATA, rgb[i].red_reg); + REG_SET(CM_RGAM_LUT_DATA, 0, CM_RGAM_LUT_DATA, rgb[i].green_reg); + REG_SET(CM_RGAM_LUT_DATA, 0, CM_RGAM_LUT_DATA, rgb[i].blue_reg); + + REG_SET(CM_RGAM_LUT_DATA, 0, + CM_RGAM_LUT_DATA, rgb[i].delta_red_reg); + REG_SET(CM_RGAM_LUT_DATA, 0, + CM_RGAM_LUT_DATA, rgb[i].delta_green_reg); + REG_SET(CM_RGAM_LUT_DATA, 0, + CM_RGAM_LUT_DATA, rgb[i].delta_blue_reg); + + } + +} + +void dpp1_cm_configure_regamma_lut( + struct dpp *dpp_base, + bool is_ram_a) +{ + struct dcn10_dpp *dpp = TO_DCN10_DPP(dpp_base); + + REG_UPDATE(CM_RGAM_LUT_WRITE_EN_MASK, + CM_RGAM_LUT_WRITE_EN_MASK, 7); + REG_UPDATE(CM_RGAM_LUT_WRITE_EN_MASK, + CM_RGAM_LUT_WRITE_SEL, is_ram_a == true ? 0:1); + REG_SET(CM_RGAM_LUT_INDEX, 0, CM_RGAM_LUT_INDEX, 0); +} + +/*program re gamma RAM A*/ +void dpp1_cm_program_regamma_luta_settings( + struct dpp *dpp_base, + const struct pwl_params *params) +{ + struct dcn10_dpp *dpp = TO_DCN10_DPP(dpp_base); + struct xfer_func_reg gam_regs; + + dpp1_cm_get_reg_field(dpp, &gam_regs); + + gam_regs.start_cntl_b = REG(CM_RGAM_RAMA_START_CNTL_B); + gam_regs.start_cntl_g = REG(CM_RGAM_RAMA_START_CNTL_G); + gam_regs.start_cntl_r = REG(CM_RGAM_RAMA_START_CNTL_R); + gam_regs.start_slope_cntl_b = REG(CM_RGAM_RAMA_SLOPE_CNTL_B); + gam_regs.start_slope_cntl_g = REG(CM_RGAM_RAMA_SLOPE_CNTL_G); + gam_regs.start_slope_cntl_r = REG(CM_RGAM_RAMA_SLOPE_CNTL_R); + gam_regs.start_end_cntl1_b = REG(CM_RGAM_RAMA_END_CNTL1_B); + gam_regs.start_end_cntl2_b = REG(CM_RGAM_RAMA_END_CNTL2_B); + gam_regs.start_end_cntl1_g = REG(CM_RGAM_RAMA_END_CNTL1_G); + gam_regs.start_end_cntl2_g = REG(CM_RGAM_RAMA_END_CNTL2_G); + gam_regs.start_end_cntl1_r = REG(CM_RGAM_RAMA_END_CNTL1_R); + gam_regs.start_end_cntl2_r = REG(CM_RGAM_RAMA_END_CNTL2_R); + gam_regs.region_start = REG(CM_RGAM_RAMA_REGION_0_1); + gam_regs.region_end = REG(CM_RGAM_RAMA_REGION_32_33); + + cm_helper_program_xfer_func(dpp->base.ctx, params, &gam_regs); + +} + +/*program re gamma RAM B*/ +void dpp1_cm_program_regamma_lutb_settings( + struct dpp *dpp_base, + const struct pwl_params *params) +{ + struct dcn10_dpp *dpp = TO_DCN10_DPP(dpp_base); + struct xfer_func_reg gam_regs; + + dpp1_cm_get_reg_field(dpp, &gam_regs); + + gam_regs.start_cntl_b = REG(CM_RGAM_RAMB_START_CNTL_B); + gam_regs.start_cntl_g = REG(CM_RGAM_RAMB_START_CNTL_G); + gam_regs.start_cntl_r = REG(CM_RGAM_RAMB_START_CNTL_R); + gam_regs.start_slope_cntl_b = REG(CM_RGAM_RAMB_SLOPE_CNTL_B); + gam_regs.start_slope_cntl_g = REG(CM_RGAM_RAMB_SLOPE_CNTL_G); + gam_regs.start_slope_cntl_r = REG(CM_RGAM_RAMB_SLOPE_CNTL_R); + gam_regs.start_end_cntl1_b = REG(CM_RGAM_RAMB_END_CNTL1_B); + gam_regs.start_end_cntl2_b = REG(CM_RGAM_RAMB_END_CNTL2_B); + gam_regs.start_end_cntl1_g = REG(CM_RGAM_RAMB_END_CNTL1_G); + gam_regs.start_end_cntl2_g = REG(CM_RGAM_RAMB_END_CNTL2_G); + gam_regs.start_end_cntl1_r = REG(CM_RGAM_RAMB_END_CNTL1_R); + gam_regs.start_end_cntl2_r = REG(CM_RGAM_RAMB_END_CNTL2_R); + gam_regs.region_start = REG(CM_RGAM_RAMB_REGION_0_1); + gam_regs.region_end = REG(CM_RGAM_RAMB_REGION_32_33); + + cm_helper_program_xfer_func(dpp->base.ctx, params, &gam_regs); +} + +void dpp1_program_input_csc( + struct dpp *dpp_base, + enum dc_color_space color_space, + enum dcn10_input_csc_select select) +{ + struct dcn10_dpp *dpp = TO_DCN10_DPP(dpp_base); + int i; + int arr_size = sizeof(dcn10_input_csc_matrix)/sizeof(struct dcn10_input_csc_matrix); + const uint16_t *regval = NULL; + uint32_t selection = 1; + struct color_matrices_reg gam_regs; + + if (select == INPUT_CSC_SELECT_BYPASS) { + REG_SET(CM_ICSC_CONTROL, 0, CM_ICSC_MODE, 0); + return; + } + + for (i = 0; i < arr_size; i++) + if (dcn10_input_csc_matrix[i].color_space == color_space) { + regval = dcn10_input_csc_matrix[i].regval; + break; + } + + if (regval == NULL) { + BREAK_TO_DEBUGGER(); + return; + } + + if (select == INPUT_CSC_SELECT_COMA) + selection = 2; + REG_SET(CM_ICSC_CONTROL, 0, + CM_ICSC_MODE, selection); + + gam_regs.shifts.csc_c11 = dpp->tf_shift->CM_ICSC_C11; + gam_regs.masks.csc_c11 = dpp->tf_mask->CM_ICSC_C11; + gam_regs.shifts.csc_c12 = dpp->tf_shift->CM_ICSC_C12; + gam_regs.masks.csc_c12 = dpp->tf_mask->CM_ICSC_C12; + + + if (select == INPUT_CSC_SELECT_ICSC) { + + gam_regs.csc_c11_c12 = REG(CM_ICSC_C11_C12); + gam_regs.csc_c33_c34 = REG(CM_ICSC_C33_C34); + + cm_helper_program_color_matrices( + dpp->base.ctx, + regval, + &gam_regs); + } else { + + gam_regs.csc_c11_c12 = REG(CM_COMA_C11_C12); + gam_regs.csc_c33_c34 = REG(CM_COMA_C33_C34); + + cm_helper_program_color_matrices( + dpp->base.ctx, + regval, + &gam_regs); + } +} + +/*program de gamma RAM B*/ +void dpp1_program_degamma_lutb_settings( + struct dpp *dpp_base, + const struct pwl_params *params) +{ + struct dcn10_dpp *dpp = TO_DCN10_DPP(dpp_base); + struct xfer_func_reg gam_regs; + + dpp1_cm_get_reg_field(dpp, &gam_regs); + + gam_regs.start_cntl_b = REG(CM_DGAM_RAMB_START_CNTL_B); + gam_regs.start_cntl_g = REG(CM_DGAM_RAMB_START_CNTL_G); + gam_regs.start_cntl_r = REG(CM_DGAM_RAMB_START_CNTL_R); + gam_regs.start_slope_cntl_b = REG(CM_DGAM_RAMB_SLOPE_CNTL_B); + gam_regs.start_slope_cntl_g = REG(CM_DGAM_RAMB_SLOPE_CNTL_G); + gam_regs.start_slope_cntl_r = REG(CM_DGAM_RAMB_SLOPE_CNTL_R); + gam_regs.start_end_cntl1_b = REG(CM_DGAM_RAMB_END_CNTL1_B); + gam_regs.start_end_cntl2_b = REG(CM_DGAM_RAMB_END_CNTL2_B); + gam_regs.start_end_cntl1_g = REG(CM_DGAM_RAMB_END_CNTL1_G); + gam_regs.start_end_cntl2_g = REG(CM_DGAM_RAMB_END_CNTL2_G); + gam_regs.start_end_cntl1_r = REG(CM_DGAM_RAMB_END_CNTL1_R); + gam_regs.start_end_cntl2_r = REG(CM_DGAM_RAMB_END_CNTL2_R); + gam_regs.region_start = REG(CM_DGAM_RAMB_REGION_0_1); + gam_regs.region_end = REG(CM_DGAM_RAMB_REGION_14_15); + + + cm_helper_program_xfer_func(dpp->base.ctx, params, &gam_regs); +} + +/*program de gamma RAM A*/ +void dpp1_program_degamma_luta_settings( + struct dpp *dpp_base, + const struct pwl_params *params) +{ + struct dcn10_dpp *dpp = TO_DCN10_DPP(dpp_base); + struct xfer_func_reg gam_regs; + + dpp1_cm_get_reg_field(dpp, &gam_regs); + + gam_regs.start_cntl_b = REG(CM_DGAM_RAMA_START_CNTL_B); + gam_regs.start_cntl_g = REG(CM_DGAM_RAMA_START_CNTL_G); + gam_regs.start_cntl_r = REG(CM_DGAM_RAMA_START_CNTL_R); + gam_regs.start_slope_cntl_b = REG(CM_DGAM_RAMA_SLOPE_CNTL_B); + gam_regs.start_slope_cntl_g = REG(CM_DGAM_RAMA_SLOPE_CNTL_G); + gam_regs.start_slope_cntl_r = REG(CM_DGAM_RAMA_SLOPE_CNTL_R); + gam_regs.start_end_cntl1_b = REG(CM_DGAM_RAMA_END_CNTL1_B); + gam_regs.start_end_cntl2_b = REG(CM_DGAM_RAMA_END_CNTL2_B); + gam_regs.start_end_cntl1_g = REG(CM_DGAM_RAMA_END_CNTL1_G); + gam_regs.start_end_cntl2_g = REG(CM_DGAM_RAMA_END_CNTL2_G); + gam_regs.start_end_cntl1_r = REG(CM_DGAM_RAMA_END_CNTL1_R); + gam_regs.start_end_cntl2_r = REG(CM_DGAM_RAMA_END_CNTL2_R); + gam_regs.region_start = REG(CM_DGAM_RAMA_REGION_0_1); + gam_regs.region_end = REG(CM_DGAM_RAMA_REGION_14_15); + + cm_helper_program_xfer_func(dpp->base.ctx, params, &gam_regs); +} + +void dpp1_power_on_degamma_lut( + struct dpp *dpp_base, + bool power_on) +{ + struct dcn10_dpp *dpp = TO_DCN10_DPP(dpp_base); + + REG_SET(CM_MEM_PWR_CTRL, 0, + SHARED_MEM_PWR_DIS, power_on == true ? 0:1); + +} + +static void dpp1_enable_cm_block( + struct dpp *dpp_base) +{ + struct dcn10_dpp *dpp = TO_DCN10_DPP(dpp_base); + + REG_UPDATE(CM_CMOUT_CONTROL, CM_CMOUT_ROUND_TRUNC_MODE, 8); + REG_UPDATE(CM_CONTROL, CM_BYPASS_EN, 0); +} + +void dpp1_set_degamma( + struct dpp *dpp_base, + enum ipp_degamma_mode mode) +{ + struct dcn10_dpp *dpp = TO_DCN10_DPP(dpp_base); + dpp1_enable_cm_block(dpp_base); + + switch (mode) { + case IPP_DEGAMMA_MODE_BYPASS: + /* Setting de gamma bypass for now */ + REG_UPDATE(CM_DGAM_CONTROL, CM_DGAM_LUT_MODE, 0); + break; + case IPP_DEGAMMA_MODE_HW_sRGB: + REG_UPDATE(CM_DGAM_CONTROL, CM_DGAM_LUT_MODE, 1); + break; + case IPP_DEGAMMA_MODE_HW_xvYCC: + REG_UPDATE(CM_DGAM_CONTROL, CM_DGAM_LUT_MODE, 2); + break; + default: + BREAK_TO_DEBUGGER(); + break; + } +} + +void dpp1_degamma_ram_select( + struct dpp *dpp_base, + bool use_ram_a) +{ + struct dcn10_dpp *dpp = TO_DCN10_DPP(dpp_base); + + if (use_ram_a) + REG_UPDATE(CM_DGAM_CONTROL, CM_DGAM_LUT_MODE, 3); + else + REG_UPDATE(CM_DGAM_CONTROL, CM_DGAM_LUT_MODE, 4); + +} + +static bool dpp1_degamma_ram_inuse( + struct dpp *dpp_base, + bool *ram_a_inuse) +{ + bool ret = false; + uint32_t status_reg = 0; + struct dcn10_dpp *dpp = TO_DCN10_DPP(dpp_base); + + REG_GET(CM_IGAM_LUT_RW_CONTROL, CM_IGAM_DGAM_CONFIG_STATUS, + &status_reg); + + if (status_reg == 9) { + *ram_a_inuse = true; + ret = true; + } else if (status_reg == 10) { + *ram_a_inuse = false; + ret = true; + } + return ret; +} + +void dpp1_program_degamma_lut( + struct dpp *dpp_base, + const struct pwl_result_data *rgb, + uint32_t num, + bool is_ram_a) +{ + uint32_t i; + + struct dcn10_dpp *dpp = TO_DCN10_DPP(dpp_base); + REG_UPDATE(CM_IGAM_LUT_RW_CONTROL, CM_IGAM_LUT_HOST_EN, 0); + REG_UPDATE(CM_DGAM_LUT_WRITE_EN_MASK, + CM_DGAM_LUT_WRITE_EN_MASK, 7); + REG_UPDATE(CM_DGAM_LUT_WRITE_EN_MASK, CM_DGAM_LUT_WRITE_SEL, + is_ram_a == true ? 0:1); + + REG_SET(CM_DGAM_LUT_INDEX, 0, CM_DGAM_LUT_INDEX, 0); + for (i = 0 ; i < num; i++) { + REG_SET(CM_DGAM_LUT_DATA, 0, CM_DGAM_LUT_DATA, rgb[i].red_reg); + REG_SET(CM_DGAM_LUT_DATA, 0, CM_DGAM_LUT_DATA, rgb[i].green_reg); + REG_SET(CM_DGAM_LUT_DATA, 0, CM_DGAM_LUT_DATA, rgb[i].blue_reg); + + REG_SET(CM_DGAM_LUT_DATA, 0, + CM_DGAM_LUT_DATA, rgb[i].delta_red_reg); + REG_SET(CM_DGAM_LUT_DATA, 0, + CM_DGAM_LUT_DATA, rgb[i].delta_green_reg); + REG_SET(CM_DGAM_LUT_DATA, 0, + CM_DGAM_LUT_DATA, rgb[i].delta_blue_reg); + } +} + +void dpp1_set_degamma_pwl(struct dpp *dpp_base, + const struct pwl_params *params) +{ + bool is_ram_a = true; + + dpp1_power_on_degamma_lut(dpp_base, true); + dpp1_enable_cm_block(dpp_base); + dpp1_degamma_ram_inuse(dpp_base, &is_ram_a); + if (is_ram_a == true) + dpp1_program_degamma_lutb_settings(dpp_base, params); + else + dpp1_program_degamma_luta_settings(dpp_base, params); + + dpp1_program_degamma_lut(dpp_base, params->rgb_resulted, + params->hw_points_num, !is_ram_a); + dpp1_degamma_ram_select(dpp_base, !is_ram_a); +} + +void dpp1_full_bypass(struct dpp *dpp_base) +{ + struct dcn10_dpp *dpp = TO_DCN10_DPP(dpp_base); + + /* Input pixel format: ARGB8888 */ + REG_SET(CNVC_SURFACE_PIXEL_FORMAT, 0, + CNVC_SURFACE_PIXEL_FORMAT, 0x8); + + /* Zero expansion */ + REG_SET_3(FORMAT_CONTROL, 0, + CNVC_BYPASS, 0, + FORMAT_CONTROL__ALPHA_EN, 0, + FORMAT_EXPANSION_MODE, 0); + + /* COLOR_KEYER_CONTROL.COLOR_KEYER_EN = 0 this should be default */ + if (dpp->tf_mask->CM_BYPASS_EN) + REG_SET(CM_CONTROL, 0, CM_BYPASS_EN, 1); + + /* Setting degamma bypass for now */ + REG_SET(CM_DGAM_CONTROL, 0, CM_DGAM_LUT_MODE, 0); +} + +static bool dpp1_ingamma_ram_inuse(struct dpp *dpp_base, + bool *ram_a_inuse) +{ + bool in_use = false; + uint32_t status_reg = 0; + struct dcn10_dpp *dpp = TO_DCN10_DPP(dpp_base); + + REG_GET(CM_IGAM_LUT_RW_CONTROL, CM_IGAM_DGAM_CONFIG_STATUS, + &status_reg); + + // 1 => IGAM_RAMA, 3 => IGAM_RAMA & DGAM_ROMA, 4 => IGAM_RAMA & DGAM_ROMB + if (status_reg == 1 || status_reg == 3 || status_reg == 4) { + *ram_a_inuse = true; + in_use = true; + // 2 => IGAM_RAMB, 5 => IGAM_RAMB & DGAM_ROMA, 6 => IGAM_RAMB & DGAM_ROMB + } else if (status_reg == 2 || status_reg == 5 || status_reg == 6) { + *ram_a_inuse = false; + in_use = true; + } + return in_use; +} + +/* + * Input gamma LUT currently supports 256 values only. This means input color + * can have a maximum of 8 bits per channel (= 256 possible values) in order to + * have a one-to-one mapping with the LUT. Truncation will occur with color + * values greater than 8 bits. + * + * In the future, this function should support additional input gamma methods, + * such as piecewise linear mapping, and input gamma bypass. + */ +void dpp1_program_input_lut( + struct dpp *dpp_base, + const struct dc_gamma *gamma) +{ + int i; + struct dcn10_dpp *dpp = TO_DCN10_DPP(dpp_base); + bool rama_occupied = false; + uint32_t ram_num; + // Power on LUT memory. + REG_SET(CM_MEM_PWR_CTRL, 0, SHARED_MEM_PWR_DIS, 1); + dpp1_enable_cm_block(dpp_base); + // Determine whether to use RAM A or RAM B + dpp1_ingamma_ram_inuse(dpp_base, &rama_occupied); + if (!rama_occupied) + REG_UPDATE(CM_IGAM_LUT_RW_CONTROL, CM_IGAM_LUT_SEL, 0); + else + REG_UPDATE(CM_IGAM_LUT_RW_CONTROL, CM_IGAM_LUT_SEL, 1); + // RW mode is 256-entry LUT + REG_UPDATE(CM_IGAM_LUT_RW_CONTROL, CM_IGAM_LUT_RW_MODE, 0); + // IGAM Input format should be 8 bits per channel. + REG_UPDATE(CM_IGAM_CONTROL, CM_IGAM_INPUT_FORMAT, 0); + // Do not mask any R,G,B values + REG_UPDATE(CM_IGAM_LUT_RW_CONTROL, CM_IGAM_LUT_WRITE_EN_MASK, 7); + // LUT-256, unsigned, integer, new u0.12 format + REG_UPDATE_3( + CM_IGAM_CONTROL, + CM_IGAM_LUT_FORMAT_R, 3, + CM_IGAM_LUT_FORMAT_G, 3, + CM_IGAM_LUT_FORMAT_B, 3); + // Start at index 0 of IGAM LUT + REG_UPDATE(CM_IGAM_LUT_RW_INDEX, CM_IGAM_LUT_RW_INDEX, 0); + for (i = 0; i < gamma->num_entries; i++) { + REG_SET(CM_IGAM_LUT_SEQ_COLOR, 0, CM_IGAM_LUT_SEQ_COLOR, + dal_fixed31_32_round( + gamma->entries.red[i])); + REG_SET(CM_IGAM_LUT_SEQ_COLOR, 0, CM_IGAM_LUT_SEQ_COLOR, + dal_fixed31_32_round( + gamma->entries.green[i])); + REG_SET(CM_IGAM_LUT_SEQ_COLOR, 0, CM_IGAM_LUT_SEQ_COLOR, + dal_fixed31_32_round( + gamma->entries.blue[i])); + } + // Power off LUT memory + REG_SET(CM_MEM_PWR_CTRL, 0, SHARED_MEM_PWR_DIS, 0); + // Enable IGAM LUT on ram we just wrote to. 2 => RAMA, 3 => RAMB + REG_UPDATE(CM_IGAM_CONTROL, CM_IGAM_LUT_MODE, rama_occupied ? 3 : 2); + REG_GET(CM_IGAM_CONTROL, CM_IGAM_LUT_MODE, &ram_num); +} |