diff options
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/dcn10/dcn10_dpp.c')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dcn10/dcn10_dpp.c | 481 |
1 files changed, 481 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_dpp.c b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_dpp.c new file mode 100644 index 000000000000..74e7c82bdc76 --- /dev/null +++ b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_dpp.c @@ -0,0 +1,481 @@ +/* + * 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" + +#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 + +enum pixel_format_description { + PIXEL_FORMAT_FIXED = 0, + PIXEL_FORMAT_FIXED16, + PIXEL_FORMAT_FLOAT + +}; + +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 +}; + +/* Program gamut remap in bypass mode */ +void dpp_set_gamut_remap_bypass(struct dcn10_dpp *dpp) +{ + REG_SET(CM_GAMUT_REMAP_CONTROL, 0, + CM_GAMUT_REMAP_MODE, 0); + /* Gamut remap in bypass */ +} + +#define IDENTITY_RATIO(ratio) (dal_fixed31_32_u2d19(ratio) == (1 << 19)) + + +bool dpp_get_optimal_number_of_taps( + struct dpp *dpp, + struct scaler_data *scl_data, + const struct scaling_taps *in_taps) +{ + uint32_t pixel_width; + + if (scl_data->viewport.width > scl_data->recout.width) + pixel_width = scl_data->recout.width; + else + pixel_width = scl_data->viewport.width; + + /* TODO: add lb check */ + + /* No support for programming ratio of 4, drop to 3.99999.. */ + if (scl_data->ratios.horz.value == (4ll << 32)) + scl_data->ratios.horz.value--; + if (scl_data->ratios.vert.value == (4ll << 32)) + scl_data->ratios.vert.value--; + if (scl_data->ratios.horz_c.value == (4ll << 32)) + scl_data->ratios.horz_c.value--; + if (scl_data->ratios.vert_c.value == (4ll << 32)) + scl_data->ratios.vert_c.value--; + + /* Set default taps if none are provided */ + if (in_taps->h_taps == 0) + scl_data->taps.h_taps = 4; + else + scl_data->taps.h_taps = in_taps->h_taps; + if (in_taps->v_taps == 0) + scl_data->taps.v_taps = 4; + else + scl_data->taps.v_taps = in_taps->v_taps; + if (in_taps->v_taps_c == 0) + scl_data->taps.v_taps_c = 2; + else + scl_data->taps.v_taps_c = in_taps->v_taps_c; + if (in_taps->h_taps_c == 0) + scl_data->taps.h_taps_c = 2; + /* Only 1 and even h_taps_c are supported by hw */ + else if ((in_taps->h_taps_c % 2) != 0 && in_taps->h_taps_c != 1) + scl_data->taps.h_taps_c = in_taps->h_taps_c - 1; + else + scl_data->taps.h_taps_c = in_taps->h_taps_c; + + if (!dpp->ctx->dc->debug.always_scale) { + if (IDENTITY_RATIO(scl_data->ratios.horz)) + scl_data->taps.h_taps = 1; + if (IDENTITY_RATIO(scl_data->ratios.vert)) + scl_data->taps.v_taps = 1; + /* + * Spreadsheet doesn't handle taps_c is one properly, + * need to force Chroma to always be scaled to pass + * bandwidth validation. + */ + } + + return true; +} + +void dpp_reset(struct dpp *dpp_base) +{ + struct dcn10_dpp *dpp = TO_DCN10_DPP(dpp_base); + + dpp->filter_h_c = NULL; + dpp->filter_v_c = NULL; + dpp->filter_h = NULL; + dpp->filter_v = NULL; + + /* set boundary mode to 0 */ + REG_SET(DSCL_CONTROL, 0, SCL_BOUNDARY_MODE, 0); +} + + + +static void dpp1_cm_set_regamma_pwl( + struct dpp *dpp_base, const struct pwl_params *params) +{ + struct dcn10_dpp *dpp = TO_DCN10_DPP(dpp_base); + + dpp1_cm_power_on_regamma_lut(dpp_base, true); + dpp1_cm_configure_regamma_lut(dpp_base, dpp->is_write_to_ram_a_safe); + + if (dpp->is_write_to_ram_a_safe) + dpp1_cm_program_regamma_luta_settings(dpp_base, params); + else + dpp1_cm_program_regamma_lutb_settings(dpp_base, params); + + dpp1_cm_program_regamma_lut( + dpp_base, params->rgb_resulted, params->hw_points_num); +} + +static void dpp1_cm_set_regamma_mode( + struct dpp *dpp_base, + enum opp_regamma mode) +{ + struct dcn10_dpp *dpp = TO_DCN10_DPP(dpp_base); + uint32_t re_mode = 0; + uint32_t obuf_bypass = 0; /* need for pipe split */ + uint32_t obuf_hupscale = 0; + + switch (mode) { + case OPP_REGAMMA_BYPASS: + re_mode = 0; + break; + case OPP_REGAMMA_SRGB: + re_mode = 1; + break; + case OPP_REGAMMA_3_6: + re_mode = 2; + break; + case OPP_REGAMMA_USER: + re_mode = dpp->is_write_to_ram_a_safe ? 3 : 4; + dpp->is_write_to_ram_a_safe = !dpp->is_write_to_ram_a_safe; + break; + default: + break; + } + + REG_SET(CM_RGAM_CONTROL, 0, CM_RGAM_LUT_MODE, re_mode); + REG_UPDATE_2(OBUF_CONTROL, + OBUF_BYPASS, obuf_bypass, + OBUF_H_2X_UPSCALE_EN, obuf_hupscale); +} + +static void dpp1_setup_format_flags(enum surface_pixel_format input_format,\ + enum pixel_format_description *fmt) +{ + + if (input_format == SURFACE_PIXEL_FORMAT_GRPH_ARGB16161616F || + input_format == SURFACE_PIXEL_FORMAT_GRPH_ABGR16161616F) + *fmt = PIXEL_FORMAT_FLOAT; + else if (input_format == SURFACE_PIXEL_FORMAT_GRPH_ARGB16161616) + *fmt = PIXEL_FORMAT_FIXED16; + else + *fmt = PIXEL_FORMAT_FIXED; +} + +static void dpp1_set_degamma_format_float( + struct dpp *dpp_base, + bool is_float) +{ + struct dcn10_dpp *dpp = TO_DCN10_DPP(dpp_base); + + if (is_float) { + REG_UPDATE(CM_IGAM_CONTROL, CM_IGAM_INPUT_FORMAT, 3); + REG_UPDATE(CM_IGAM_CONTROL, CM_IGAM_LUT_MODE, 1); + } else { + REG_UPDATE(CM_IGAM_CONTROL, CM_IGAM_INPUT_FORMAT, 2); + REG_UPDATE(CM_IGAM_CONTROL, CM_IGAM_LUT_MODE, 0); + } +} + +void dpp1_cnv_setup ( + struct dpp *dpp_base, + enum surface_pixel_format input_format, + enum expansion_mode mode) +{ + uint32_t pixel_format; + uint32_t alpha_en; + enum pixel_format_description fmt ; + enum dc_color_space color_space; + enum dcn10_input_csc_select select; + bool is_float; + struct dcn10_dpp *dpp = TO_DCN10_DPP(dpp_base); + bool force_disable_cursor = false; + + dpp1_setup_format_flags(input_format, &fmt); + alpha_en = 1; + pixel_format = 0; + color_space = COLOR_SPACE_SRGB; + select = INPUT_CSC_SELECT_BYPASS; + is_float = false; + + switch (fmt) { + case PIXEL_FORMAT_FIXED: + case PIXEL_FORMAT_FIXED16: + /*when output is float then FORMAT_CONTROL__OUTPUT_FP=1*/ + REG_SET_3(FORMAT_CONTROL, 0, + CNVC_BYPASS, 0, + FORMAT_EXPANSION_MODE, mode, + OUTPUT_FP, 0); + break; + case PIXEL_FORMAT_FLOAT: + REG_SET_3(FORMAT_CONTROL, 0, + CNVC_BYPASS, 0, + FORMAT_EXPANSION_MODE, mode, + OUTPUT_FP, 1); + is_float = true; + break; + default: + + break; + } + + dpp1_set_degamma_format_float(dpp_base, is_float); + + switch (input_format) { + case SURFACE_PIXEL_FORMAT_GRPH_ARGB1555: + pixel_format = 1; + break; + case SURFACE_PIXEL_FORMAT_GRPH_RGB565: + pixel_format = 3; + alpha_en = 0; + break; + case SURFACE_PIXEL_FORMAT_GRPH_ARGB8888: + case SURFACE_PIXEL_FORMAT_GRPH_ABGR8888: + pixel_format = 8; + break; + case SURFACE_PIXEL_FORMAT_GRPH_ARGB2101010: + case SURFACE_PIXEL_FORMAT_GRPH_ABGR2101010: + pixel_format = 10; + break; + case SURFACE_PIXEL_FORMAT_VIDEO_420_YCbCr: + force_disable_cursor = false; + pixel_format = 65; + color_space = COLOR_SPACE_YCBCR709; + select = INPUT_CSC_SELECT_ICSC; + break; + case SURFACE_PIXEL_FORMAT_VIDEO_420_YCrCb: + force_disable_cursor = true; + pixel_format = 64; + color_space = COLOR_SPACE_YCBCR709; + select = INPUT_CSC_SELECT_ICSC; + break; + case SURFACE_PIXEL_FORMAT_VIDEO_420_10bpc_YCbCr: + force_disable_cursor = true; + pixel_format = 67; + color_space = COLOR_SPACE_YCBCR709; + select = INPUT_CSC_SELECT_ICSC; + break; + case SURFACE_PIXEL_FORMAT_VIDEO_420_10bpc_YCrCb: + force_disable_cursor = true; + pixel_format = 66; + color_space = COLOR_SPACE_YCBCR709; + select = INPUT_CSC_SELECT_ICSC; + break; + case SURFACE_PIXEL_FORMAT_GRPH_ARGB16161616: + pixel_format = 22; + break; + case SURFACE_PIXEL_FORMAT_GRPH_ARGB16161616F: + pixel_format = 24; + break; + case SURFACE_PIXEL_FORMAT_GRPH_ABGR16161616F: + pixel_format = 25; + break; + default: + break; + } + REG_SET(CNVC_SURFACE_PIXEL_FORMAT, 0, + CNVC_SURFACE_PIXEL_FORMAT, pixel_format); + REG_UPDATE(FORMAT_CONTROL, FORMAT_CONTROL__ALPHA_EN, alpha_en); + + dpp1_program_input_csc(dpp_base, color_space, select); + + if (force_disable_cursor) { + REG_UPDATE(CURSOR_CONTROL, + CURSOR_ENABLE, 0); + REG_UPDATE(CURSOR0_CONTROL, + CUR0_ENABLE, 0); + } +} + +void dpp1_set_cursor_attributes( + struct dpp *dpp_base, + const struct dc_cursor_attributes *attr) +{ + struct dcn10_dpp *dpp = TO_DCN10_DPP(dpp_base); + enum dc_cursor_color_format color_format = attr->color_format; + + REG_UPDATE_2(CURSOR0_CONTROL, + CUR0_MODE, color_format, + CUR0_EXPANSION_MODE, 0); + + if (color_format == CURSOR_MODE_MONO) { + /* todo: clarify what to program these to */ + REG_UPDATE(CURSOR0_COLOR0, + CUR0_COLOR0, 0x00000000); + REG_UPDATE(CURSOR0_COLOR1, + CUR0_COLOR1, 0xFFFFFFFF); + } + + /* TODO: Fixed vs float */ + + REG_UPDATE_3(FORMAT_CONTROL, + CNVC_BYPASS, 0, + FORMAT_CONTROL__ALPHA_EN, 1, + FORMAT_EXPANSION_MODE, 0); +} + + +void dpp1_set_cursor_position( + struct dpp *dpp_base, + const struct dc_cursor_position *pos, + const struct dc_cursor_mi_param *param, + uint32_t width) +{ + struct dcn10_dpp *dpp = TO_DCN10_DPP(dpp_base); + int src_x_offset = pos->x - pos->x_hotspot - param->viewport_x_start; + uint32_t cur_en = pos->enable ? 1 : 0; + + if (src_x_offset >= (int)param->viewport_width) + cur_en = 0; /* not visible beyond right edge*/ + + if (src_x_offset + (int)width < 0) + cur_en = 0; /* not visible beyond left edge*/ + + REG_UPDATE(CURSOR0_CONTROL, + CUR0_ENABLE, cur_en); + +} + +static const struct dpp_funcs dcn10_dpp_funcs = { + .dpp_reset = dpp_reset, + .dpp_set_scaler = dpp1_dscl_set_scaler_manual_scale, + .dpp_get_optimal_number_of_taps = dpp_get_optimal_number_of_taps, + .dpp_set_gamut_remap = dpp1_cm_set_gamut_remap, + .opp_set_csc_adjustment = dpp1_cm_set_output_csc_adjustment, + .opp_set_csc_default = dpp1_cm_set_output_csc_default, + .opp_power_on_regamma_lut = dpp1_cm_power_on_regamma_lut, + .opp_program_regamma_lut = dpp1_cm_program_regamma_lut, + .opp_configure_regamma_lut = dpp1_cm_configure_regamma_lut, + .opp_program_regamma_lutb_settings = dpp1_cm_program_regamma_lutb_settings, + .opp_program_regamma_luta_settings = dpp1_cm_program_regamma_luta_settings, + .opp_program_regamma_pwl = dpp1_cm_set_regamma_pwl, + .opp_set_regamma_mode = dpp1_cm_set_regamma_mode, + .ipp_set_degamma = dpp1_set_degamma, + .ipp_program_input_lut = dpp1_program_input_lut, + .ipp_program_degamma_pwl = dpp1_set_degamma_pwl, + .ipp_setup = dpp1_cnv_setup, + .ipp_full_bypass = dpp1_full_bypass, + .set_cursor_attributes = dpp1_set_cursor_attributes, + .set_cursor_position = dpp1_set_cursor_position, +}; + +static struct dpp_caps dcn10_dpp_cap = { + .dscl_data_proc_format = DSCL_DATA_PRCESSING_FIXED_FORMAT, + .dscl_calc_lb_num_partitions = dpp1_dscl_calc_lb_num_partitions, +}; + +/*****************************************/ +/* Constructor, Destructor */ +/*****************************************/ + +void dpp1_construct( + struct dcn10_dpp *dpp, + struct dc_context *ctx, + uint32_t inst, + const struct dcn_dpp_registers *tf_regs, + const struct dcn_dpp_shift *tf_shift, + const struct dcn_dpp_mask *tf_mask) +{ + dpp->base.ctx = ctx; + + dpp->base.inst = inst; + dpp->base.funcs = &dcn10_dpp_funcs; + dpp->base.caps = &dcn10_dpp_cap; + + dpp->tf_regs = tf_regs; + dpp->tf_shift = tf_shift; + dpp->tf_mask = tf_mask; + + dpp->lb_pixel_depth_supported = + LB_PIXEL_DEPTH_18BPP | + LB_PIXEL_DEPTH_24BPP | + LB_PIXEL_DEPTH_30BPP; + + dpp->lb_bits_per_entry = LB_BITS_PER_ENTRY; + dpp->lb_memory_size = LB_TOTAL_NUMBER_OF_ENTRIES; /*0x1404*/ +} |