diff options
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/dcn10/dcn10_dpp_dscl.c')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dcn10/dcn10_dpp_dscl.c | 702 |
1 files changed, 702 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_dpp_dscl.c b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_dpp_dscl.c new file mode 100644 index 000000000000..cbad36410b32 --- /dev/null +++ b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_dpp_dscl.c @@ -0,0 +1,702 @@ +/* + * 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 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 +}; + +static void dpp1_dscl_set_overscan( + struct dcn10_dpp *dpp, + const struct scaler_data *data) +{ + uint32_t left = data->recout.x; + uint32_t top = data->recout.y; + + int right = data->h_active - data->recout.x - data->recout.width; + int bottom = data->v_active - data->recout.y - data->recout.height; + + if (right < 0) { + BREAK_TO_DEBUGGER(); + right = 0; + } + if (bottom < 0) { + BREAK_TO_DEBUGGER(); + bottom = 0; + } + + REG_SET_2(DSCL_EXT_OVERSCAN_LEFT_RIGHT, 0, + EXT_OVERSCAN_LEFT, left, + EXT_OVERSCAN_RIGHT, right); + + REG_SET_2(DSCL_EXT_OVERSCAN_TOP_BOTTOM, 0, + EXT_OVERSCAN_BOTTOM, bottom, + EXT_OVERSCAN_TOP, top); +} + +static void dpp1_dscl_set_otg_blank( + struct dcn10_dpp *dpp, const struct scaler_data *data) +{ + uint32_t h_blank_start = data->h_active; + uint32_t h_blank_end = 0; + uint32_t v_blank_start = data->v_active; + uint32_t v_blank_end = 0; + + REG_SET_2(OTG_H_BLANK, 0, + OTG_H_BLANK_START, h_blank_start, + OTG_H_BLANK_END, h_blank_end); + + REG_SET_2(OTG_V_BLANK, 0, + OTG_V_BLANK_START, v_blank_start, + OTG_V_BLANK_END, v_blank_end); +} + +static int dpp1_dscl_get_pixel_depth_val(enum lb_pixel_depth depth) +{ + if (depth == LB_PIXEL_DEPTH_30BPP) + return 0; /* 10 bpc */ + else if (depth == LB_PIXEL_DEPTH_24BPP) + return 1; /* 8 bpc */ + else if (depth == LB_PIXEL_DEPTH_18BPP) + return 2; /* 6 bpc */ + else if (depth == LB_PIXEL_DEPTH_36BPP) + return 3; /* 12 bpc */ + else { + ASSERT(0); + return -1; /* Unsupported */ + } +} + +static bool dpp1_dscl_is_video_format(enum pixel_format format) +{ + if (format >= PIXEL_FORMAT_VIDEO_BEGIN + && format <= PIXEL_FORMAT_VIDEO_END) + return true; + else + return false; +} + +static bool dpp1_dscl_is_420_format(enum pixel_format format) +{ + if (format == PIXEL_FORMAT_420BPP8 || + format == PIXEL_FORMAT_420BPP10) + return true; + else + return false; +} + +static enum dscl_mode_sel dpp1_dscl_get_dscl_mode( + struct dpp *dpp_base, + const struct scaler_data *data, + bool dbg_always_scale) +{ + const long long one = dal_fixed31_32_one.value; + + if (dpp_base->caps->dscl_data_proc_format == DSCL_DATA_PRCESSING_FIXED_FORMAT) { + /* DSCL is processing data in fixed format */ + if (data->format == PIXEL_FORMAT_FP16) + return DSCL_MODE_DSCL_BYPASS; + } + + if (data->ratios.horz.value == one + && data->ratios.vert.value == one + && data->ratios.horz_c.value == one + && data->ratios.vert_c.value == one + && !dbg_always_scale) + return DSCL_MODE_SCALING_444_BYPASS; + + if (!dpp1_dscl_is_420_format(data->format)) { + if (dpp1_dscl_is_video_format(data->format)) + return DSCL_MODE_SCALING_444_YCBCR_ENABLE; + else + return DSCL_MODE_SCALING_444_RGB_ENABLE; + } + if (data->ratios.horz.value == one && data->ratios.vert.value == one) + return DSCL_MODE_SCALING_420_LUMA_BYPASS; + if (data->ratios.horz_c.value == one && data->ratios.vert_c.value == one) + return DSCL_MODE_SCALING_420_CHROMA_BYPASS; + + return DSCL_MODE_SCALING_420_YCBCR_ENABLE; +} + +static void dpp1_dscl_set_lb( + struct dcn10_dpp *dpp, + const struct line_buffer_params *lb_params, + enum lb_memory_config mem_size_config) +{ + /* LB */ + if (dpp->base.caps->dscl_data_proc_format == DSCL_DATA_PRCESSING_FIXED_FORMAT) { + /* DSCL caps: pixel data processed in fixed format */ + uint32_t pixel_depth = dpp1_dscl_get_pixel_depth_val(lb_params->depth); + uint32_t dyn_pix_depth = lb_params->dynamic_pixel_depth; + + REG_SET_7(LB_DATA_FORMAT, 0, + PIXEL_DEPTH, pixel_depth, /* Pixel depth stored in LB */ + PIXEL_EXPAN_MODE, lb_params->pixel_expan_mode, /* Pixel expansion mode */ + PIXEL_REDUCE_MODE, 1, /* Pixel reduction mode: Rounding */ + DYNAMIC_PIXEL_DEPTH, dyn_pix_depth, /* Dynamic expansion pixel depth */ + DITHER_EN, 0, /* Dithering enable: Disabled */ + INTERLEAVE_EN, lb_params->interleave_en, /* Interleave source enable */ + LB_DATA_FORMAT__ALPHA_EN, lb_params->alpha_en); /* Alpha enable */ + } + + REG_SET_2(LB_MEMORY_CTRL, 0, + MEMORY_CONFIG, mem_size_config, + LB_MAX_PARTITIONS, 63); +} + +static const uint16_t *dpp1_dscl_get_filter_coeffs_64p(int taps, struct fixed31_32 ratio) +{ + if (taps == 8) + return get_filter_8tap_64p(ratio); + else if (taps == 7) + return get_filter_7tap_64p(ratio); + else if (taps == 6) + return get_filter_6tap_64p(ratio); + else if (taps == 5) + return get_filter_5tap_64p(ratio); + else if (taps == 4) + return get_filter_4tap_64p(ratio); + else if (taps == 3) + return get_filter_3tap_64p(ratio); + else if (taps == 2) + return get_filter_2tap_64p(); + else if (taps == 1) + return NULL; + else { + /* should never happen, bug */ + BREAK_TO_DEBUGGER(); + return NULL; + } +} + +static void dpp1_dscl_set_scaler_filter( + struct dcn10_dpp *dpp, + uint32_t taps, + enum dcn10_coef_filter_type_sel filter_type, + const uint16_t *filter) +{ + const int tap_pairs = (taps + 1) / 2; + int phase; + int pair; + uint16_t odd_coef, even_coef; + + REG_SET_3(SCL_COEF_RAM_TAP_SELECT, 0, + SCL_COEF_RAM_TAP_PAIR_IDX, 0, + SCL_COEF_RAM_PHASE, 0, + SCL_COEF_RAM_FILTER_TYPE, filter_type); + + for (phase = 0; phase < (NUM_PHASES / 2 + 1); phase++) { + for (pair = 0; pair < tap_pairs; pair++) { + even_coef = filter[phase * taps + 2 * pair]; + if ((pair * 2 + 1) < taps) + odd_coef = filter[phase * taps + 2 * pair + 1]; + else + odd_coef = 0; + + REG_SET_4(SCL_COEF_RAM_TAP_DATA, 0, + /* Even tap coefficient (bits 1:0 fixed to 0) */ + SCL_COEF_RAM_EVEN_TAP_COEF, even_coef, + /* Write/read control for even coefficient */ + SCL_COEF_RAM_EVEN_TAP_COEF_EN, 1, + /* Odd tap coefficient (bits 1:0 fixed to 0) */ + SCL_COEF_RAM_ODD_TAP_COEF, odd_coef, + /* Write/read control for odd coefficient */ + SCL_COEF_RAM_ODD_TAP_COEF_EN, 1); + } + } + +} + +static void dpp1_dscl_set_scl_filter( + struct dcn10_dpp *dpp, + const struct scaler_data *scl_data, + bool chroma_coef_mode) +{ + bool h_2tap_hardcode_coef_en = false; + bool v_2tap_hardcode_coef_en = false; + bool h_2tap_sharp_en = false; + bool v_2tap_sharp_en = false; + uint32_t h_2tap_sharp_factor = scl_data->sharpness.horz; + uint32_t v_2tap_sharp_factor = scl_data->sharpness.vert; + bool coef_ram_current; + const uint16_t *filter_h = NULL; + const uint16_t *filter_v = NULL; + const uint16_t *filter_h_c = NULL; + const uint16_t *filter_v_c = NULL; + + h_2tap_hardcode_coef_en = scl_data->taps.h_taps < 3 + && scl_data->taps.h_taps_c < 3 + && (scl_data->taps.h_taps > 1 && scl_data->taps.h_taps_c > 1); + v_2tap_hardcode_coef_en = scl_data->taps.v_taps < 3 + && scl_data->taps.v_taps_c < 3 + && (scl_data->taps.v_taps > 1 && scl_data->taps.v_taps_c > 1); + + h_2tap_sharp_en = h_2tap_hardcode_coef_en && h_2tap_sharp_factor != 0; + v_2tap_sharp_en = v_2tap_hardcode_coef_en && v_2tap_sharp_factor != 0; + + REG_UPDATE_6(DSCL_2TAP_CONTROL, + SCL_H_2TAP_HARDCODE_COEF_EN, h_2tap_hardcode_coef_en, + SCL_H_2TAP_SHARP_EN, h_2tap_sharp_en, + SCL_H_2TAP_SHARP_FACTOR, h_2tap_sharp_factor, + SCL_V_2TAP_HARDCODE_COEF_EN, v_2tap_hardcode_coef_en, + SCL_V_2TAP_SHARP_EN, v_2tap_sharp_en, + SCL_V_2TAP_SHARP_FACTOR, v_2tap_sharp_factor); + + if (!v_2tap_hardcode_coef_en || !h_2tap_hardcode_coef_en) { + bool filter_updated = false; + + filter_h = dpp1_dscl_get_filter_coeffs_64p( + scl_data->taps.h_taps, scl_data->ratios.horz); + filter_v = dpp1_dscl_get_filter_coeffs_64p( + scl_data->taps.v_taps, scl_data->ratios.vert); + + filter_updated = (filter_h && (filter_h != dpp->filter_h)) + || (filter_v && (filter_v != dpp->filter_v)); + + if (chroma_coef_mode) { + filter_h_c = dpp1_dscl_get_filter_coeffs_64p( + scl_data->taps.h_taps_c, scl_data->ratios.horz_c); + filter_v_c = dpp1_dscl_get_filter_coeffs_64p( + scl_data->taps.v_taps_c, scl_data->ratios.vert_c); + filter_updated = filter_updated || (filter_h_c && (filter_h_c != dpp->filter_h_c)) + || (filter_v_c && (filter_v_c != dpp->filter_v_c)); + } + + if (filter_updated) { + uint32_t scl_mode = REG_READ(SCL_MODE); + + if (!h_2tap_hardcode_coef_en && filter_h) { + dpp1_dscl_set_scaler_filter( + dpp, scl_data->taps.h_taps, + SCL_COEF_LUMA_HORZ_FILTER, filter_h); + } + dpp->filter_h = filter_h; + if (!v_2tap_hardcode_coef_en && filter_v) { + dpp1_dscl_set_scaler_filter( + dpp, scl_data->taps.v_taps, + SCL_COEF_LUMA_VERT_FILTER, filter_v); + } + dpp->filter_v = filter_v; + if (chroma_coef_mode) { + if (!h_2tap_hardcode_coef_en && filter_h_c) { + dpp1_dscl_set_scaler_filter( + dpp, scl_data->taps.h_taps_c, + SCL_COEF_CHROMA_HORZ_FILTER, filter_h_c); + } + if (!v_2tap_hardcode_coef_en && filter_v_c) { + dpp1_dscl_set_scaler_filter( + dpp, scl_data->taps.v_taps_c, + SCL_COEF_CHROMA_VERT_FILTER, filter_v_c); + } + } + dpp->filter_h_c = filter_h_c; + dpp->filter_v_c = filter_v_c; + + coef_ram_current = get_reg_field_value_ex( + scl_mode, dpp->tf_mask->SCL_COEF_RAM_SELECT_CURRENT, + dpp->tf_shift->SCL_COEF_RAM_SELECT_CURRENT); + + /* Swap coefficient RAM and set chroma coefficient mode */ + REG_SET_2(SCL_MODE, scl_mode, + SCL_COEF_RAM_SELECT, !coef_ram_current, + SCL_CHROMA_COEF_MODE, chroma_coef_mode); + } + } +} + +static int dpp1_dscl_get_lb_depth_bpc(enum lb_pixel_depth depth) +{ + if (depth == LB_PIXEL_DEPTH_30BPP) + return 10; + else if (depth == LB_PIXEL_DEPTH_24BPP) + return 8; + else if (depth == LB_PIXEL_DEPTH_18BPP) + return 6; + else if (depth == LB_PIXEL_DEPTH_36BPP) + return 12; + else { + BREAK_TO_DEBUGGER(); + return -1; /* Unsupported */ + } +} + +void dpp1_dscl_calc_lb_num_partitions( + const struct scaler_data *scl_data, + enum lb_memory_config lb_config, + int *num_part_y, + int *num_part_c) +{ + int line_size = scl_data->viewport.width < scl_data->recout.width ? + scl_data->viewport.width : scl_data->recout.width; + int line_size_c = scl_data->viewport_c.width < scl_data->recout.width ? + scl_data->viewport_c.width : scl_data->recout.width; + int lb_bpc = dpp1_dscl_get_lb_depth_bpc(scl_data->lb_params.depth); + int memory_line_size_y = (line_size * lb_bpc + 71) / 72; /* +71 to ceil */ + int memory_line_size_c = (line_size_c * lb_bpc + 71) / 72; /* +71 to ceil */ + int memory_line_size_a = (line_size + 5) / 6; /* +5 to ceil */ + int lb_memory_size, lb_memory_size_c, lb_memory_size_a, num_partitions_a; + + if (lb_config == LB_MEMORY_CONFIG_1) { + lb_memory_size = 816; + lb_memory_size_c = 816; + lb_memory_size_a = 984; + } else if (lb_config == LB_MEMORY_CONFIG_2) { + lb_memory_size = 1088; + lb_memory_size_c = 1088; + lb_memory_size_a = 1312; + } else if (lb_config == LB_MEMORY_CONFIG_3) { + /* 420 mode: using 3rd mem from Y, Cr and Cb */ + lb_memory_size = 816 + 1088 + 848 + 848 + 848; + lb_memory_size_c = 816 + 1088; + lb_memory_size_a = 984 + 1312 + 456; + } else { + lb_memory_size = 816 + 1088 + 848; + lb_memory_size_c = 816 + 1088 + 848; + lb_memory_size_a = 984 + 1312 + 456; + } + *num_part_y = lb_memory_size / memory_line_size_y; + *num_part_c = lb_memory_size_c / memory_line_size_c; + num_partitions_a = lb_memory_size_a / memory_line_size_a; + + if (scl_data->lb_params.alpha_en + && (num_partitions_a < *num_part_y)) + *num_part_y = num_partitions_a; + + if (*num_part_y > 64) + *num_part_y = 64; + if (*num_part_c > 64) + *num_part_c = 64; + +} + +bool dpp1_dscl_is_lb_conf_valid(int ceil_vratio, int num_partitions, int vtaps) +{ + if (ceil_vratio > 2) + return vtaps <= (num_partitions - ceil_vratio + 2); + else + return vtaps <= num_partitions; +} + +/*find first match configuration which meets the min required lb size*/ +static enum lb_memory_config dpp1_dscl_find_lb_memory_config(struct dcn10_dpp *dpp, + const struct scaler_data *scl_data) +{ + int num_part_y, num_part_c; + int vtaps = scl_data->taps.v_taps; + int vtaps_c = scl_data->taps.v_taps_c; + int ceil_vratio = dal_fixed31_32_ceil(scl_data->ratios.vert); + int ceil_vratio_c = dal_fixed31_32_ceil(scl_data->ratios.vert_c); + enum lb_memory_config mem_cfg = LB_MEMORY_CONFIG_0; + + if (dpp->base.ctx->dc->debug.use_max_lb) + return mem_cfg; + + dpp->base.caps->dscl_calc_lb_num_partitions( + scl_data, LB_MEMORY_CONFIG_1, &num_part_y, &num_part_c); + + if (dpp1_dscl_is_lb_conf_valid(ceil_vratio, num_part_y, vtaps) + && dpp1_dscl_is_lb_conf_valid(ceil_vratio_c, num_part_c, vtaps_c)) + return LB_MEMORY_CONFIG_1; + + dpp->base.caps->dscl_calc_lb_num_partitions( + scl_data, LB_MEMORY_CONFIG_2, &num_part_y, &num_part_c); + + if (dpp1_dscl_is_lb_conf_valid(ceil_vratio, num_part_y, vtaps) + && dpp1_dscl_is_lb_conf_valid(ceil_vratio_c, num_part_c, vtaps_c)) + return LB_MEMORY_CONFIG_2; + + if (scl_data->format == PIXEL_FORMAT_420BPP8 + || scl_data->format == PIXEL_FORMAT_420BPP10) { + dpp->base.caps->dscl_calc_lb_num_partitions( + scl_data, LB_MEMORY_CONFIG_3, &num_part_y, &num_part_c); + + if (dpp1_dscl_is_lb_conf_valid(ceil_vratio, num_part_y, vtaps) + && dpp1_dscl_is_lb_conf_valid(ceil_vratio_c, num_part_c, vtaps_c)) + return LB_MEMORY_CONFIG_3; + } + + dpp->base.caps->dscl_calc_lb_num_partitions( + scl_data, LB_MEMORY_CONFIG_0, &num_part_y, &num_part_c); + + /*Ensure we can support the requested number of vtaps*/ + ASSERT(dpp1_dscl_is_lb_conf_valid(ceil_vratio, num_part_y, vtaps) + && dpp1_dscl_is_lb_conf_valid(ceil_vratio_c, num_part_c, vtaps_c)); + + return LB_MEMORY_CONFIG_0; +} + +void dpp1_dscl_set_scaler_auto_scale( + struct dpp *dpp_base, + const struct scaler_data *scl_data) +{ + enum lb_memory_config lb_config; + struct dcn10_dpp *dpp = TO_DCN10_DPP(dpp_base); + enum dscl_mode_sel dscl_mode = dpp1_dscl_get_dscl_mode( + dpp_base, scl_data, dpp_base->ctx->dc->debug.always_scale); + bool ycbcr = scl_data->format >= PIXEL_FORMAT_VIDEO_BEGIN + && scl_data->format <= PIXEL_FORMAT_VIDEO_END; + + dpp1_dscl_set_overscan(dpp, scl_data); + + dpp1_dscl_set_otg_blank(dpp, scl_data); + + REG_UPDATE(SCL_MODE, DSCL_MODE, dscl_mode); + + if (dscl_mode == DSCL_MODE_DSCL_BYPASS) + return; + + lb_config = dpp1_dscl_find_lb_memory_config(dpp, scl_data); + dpp1_dscl_set_lb(dpp, &scl_data->lb_params, lb_config); + + if (dscl_mode == DSCL_MODE_SCALING_444_BYPASS) + return; + + /* TODO: v_min */ + REG_SET_3(DSCL_AUTOCAL, 0, + AUTOCAL_MODE, AUTOCAL_MODE_AUTOSCALE, + AUTOCAL_NUM_PIPE, 0, + AUTOCAL_PIPE_ID, 0); + + /* Black offsets */ + if (ycbcr) + REG_SET_2(SCL_BLACK_OFFSET, 0, + SCL_BLACK_OFFSET_RGB_Y, BLACK_OFFSET_RGB_Y, + SCL_BLACK_OFFSET_CBCR, BLACK_OFFSET_CBCR); + else + + REG_SET_2(SCL_BLACK_OFFSET, 0, + SCL_BLACK_OFFSET_RGB_Y, BLACK_OFFSET_RGB_Y, + SCL_BLACK_OFFSET_CBCR, BLACK_OFFSET_RGB_Y); + + REG_SET_4(SCL_TAP_CONTROL, 0, + SCL_V_NUM_TAPS, scl_data->taps.v_taps - 1, + SCL_H_NUM_TAPS, scl_data->taps.h_taps - 1, + SCL_V_NUM_TAPS_C, scl_data->taps.v_taps_c - 1, + SCL_H_NUM_TAPS_C, scl_data->taps.h_taps_c - 1); + + dpp1_dscl_set_scl_filter(dpp, scl_data, ycbcr); +} + + +static void dpp1_dscl_set_manual_ratio_init( + struct dcn10_dpp *dpp, const struct scaler_data *data) +{ + uint32_t init_frac = 0; + uint32_t init_int = 0; + + REG_SET(SCL_HORZ_FILTER_SCALE_RATIO, 0, + SCL_H_SCALE_RATIO, dal_fixed31_32_u2d19(data->ratios.horz) << 5); + + REG_SET(SCL_VERT_FILTER_SCALE_RATIO, 0, + SCL_V_SCALE_RATIO, dal_fixed31_32_u2d19(data->ratios.vert) << 5); + + REG_SET(SCL_HORZ_FILTER_SCALE_RATIO_C, 0, + SCL_H_SCALE_RATIO_C, dal_fixed31_32_u2d19(data->ratios.horz_c) << 5); + + REG_SET(SCL_VERT_FILTER_SCALE_RATIO_C, 0, + SCL_V_SCALE_RATIO_C, dal_fixed31_32_u2d19(data->ratios.vert_c) << 5); + + /* + * 0.24 format for fraction, first five bits zeroed + */ + init_frac = dal_fixed31_32_u0d19(data->inits.h) << 5; + init_int = dal_fixed31_32_floor(data->inits.h); + REG_SET_2(SCL_HORZ_FILTER_INIT, 0, + SCL_H_INIT_FRAC, init_frac, + SCL_H_INIT_INT, init_int); + + init_frac = dal_fixed31_32_u0d19(data->inits.h_c) << 5; + init_int = dal_fixed31_32_floor(data->inits.h_c); + REG_SET_2(SCL_HORZ_FILTER_INIT_C, 0, + SCL_H_INIT_FRAC_C, init_frac, + SCL_H_INIT_INT_C, init_int); + + init_frac = dal_fixed31_32_u0d19(data->inits.v) << 5; + init_int = dal_fixed31_32_floor(data->inits.v); + REG_SET_2(SCL_VERT_FILTER_INIT, 0, + SCL_V_INIT_FRAC, init_frac, + SCL_V_INIT_INT, init_int); + + init_frac = dal_fixed31_32_u0d19(data->inits.v_bot) << 5; + init_int = dal_fixed31_32_floor(data->inits.v_bot); + REG_SET_2(SCL_VERT_FILTER_INIT_BOT, 0, + SCL_V_INIT_FRAC_BOT, init_frac, + SCL_V_INIT_INT_BOT, init_int); + + init_frac = dal_fixed31_32_u0d19(data->inits.v_c) << 5; + init_int = dal_fixed31_32_floor(data->inits.v_c); + REG_SET_2(SCL_VERT_FILTER_INIT_C, 0, + SCL_V_INIT_FRAC_C, init_frac, + SCL_V_INIT_INT_C, init_int); + + init_frac = dal_fixed31_32_u0d19(data->inits.v_c_bot) << 5; + init_int = dal_fixed31_32_floor(data->inits.v_c_bot); + REG_SET_2(SCL_VERT_FILTER_INIT_BOT_C, 0, + SCL_V_INIT_FRAC_BOT_C, init_frac, + SCL_V_INIT_INT_BOT_C, init_int); +} + + + +static void dpp1_dscl_set_recout( + struct dcn10_dpp *dpp, const struct rect *recout) +{ + REG_SET_2(RECOUT_START, 0, + /* First pixel of RECOUT */ + RECOUT_START_X, recout->x, + /* First line of RECOUT */ + RECOUT_START_Y, recout->y); + + REG_SET_2(RECOUT_SIZE, 0, + /* Number of RECOUT horizontal pixels */ + RECOUT_WIDTH, recout->width, + /* Number of RECOUT vertical lines */ + RECOUT_HEIGHT, recout->height + - dpp->base.ctx->dc->debug.surface_visual_confirm * 4 * + (dpp->base.inst + 1)); +} + +/* Main function to program scaler and line buffer in manual scaling mode */ +void dpp1_dscl_set_scaler_manual_scale( + struct dpp *dpp_base, + const struct scaler_data *scl_data) +{ + enum lb_memory_config lb_config; + struct dcn10_dpp *dpp = TO_DCN10_DPP(dpp_base); + enum dscl_mode_sel dscl_mode = dpp1_dscl_get_dscl_mode( + dpp_base, scl_data, dpp_base->ctx->dc->debug.always_scale); + bool ycbcr = scl_data->format >= PIXEL_FORMAT_VIDEO_BEGIN + && scl_data->format <= PIXEL_FORMAT_VIDEO_END; + + /* Recout */ + dpp1_dscl_set_recout(dpp, &scl_data->recout); + + /* MPC Size */ + REG_SET_2(MPC_SIZE, 0, + /* Number of horizontal pixels of MPC */ + MPC_WIDTH, scl_data->h_active, + /* Number of vertical lines of MPC */ + MPC_HEIGHT, scl_data->v_active); + + /* SCL mode */ + REG_UPDATE(SCL_MODE, DSCL_MODE, dscl_mode); + + if (dscl_mode == DSCL_MODE_DSCL_BYPASS) + return; + + /* LB */ + lb_config = dpp1_dscl_find_lb_memory_config(dpp, scl_data); + dpp1_dscl_set_lb(dpp, &scl_data->lb_params, lb_config); + + if (dscl_mode == DSCL_MODE_SCALING_444_BYPASS) + return; + + /* Autocal off */ + REG_SET_3(DSCL_AUTOCAL, 0, + AUTOCAL_MODE, AUTOCAL_MODE_OFF, + AUTOCAL_NUM_PIPE, 0, + AUTOCAL_PIPE_ID, 0); + + /* Black offsets */ + if (ycbcr) + REG_SET_2(SCL_BLACK_OFFSET, 0, + SCL_BLACK_OFFSET_RGB_Y, BLACK_OFFSET_RGB_Y, + SCL_BLACK_OFFSET_CBCR, BLACK_OFFSET_CBCR); + else + + REG_SET_2(SCL_BLACK_OFFSET, 0, + SCL_BLACK_OFFSET_RGB_Y, BLACK_OFFSET_RGB_Y, + SCL_BLACK_OFFSET_CBCR, BLACK_OFFSET_RGB_Y); + + /* Manually calculate scale ratio and init values */ + dpp1_dscl_set_manual_ratio_init(dpp, scl_data); + + /* HTaps/VTaps */ + REG_SET_4(SCL_TAP_CONTROL, 0, + SCL_V_NUM_TAPS, scl_data->taps.v_taps - 1, + SCL_H_NUM_TAPS, scl_data->taps.h_taps - 1, + SCL_V_NUM_TAPS_C, scl_data->taps.v_taps_c - 1, + SCL_H_NUM_TAPS_C, scl_data->taps.h_taps_c - 1); + + dpp1_dscl_set_scl_filter(dpp, scl_data, ycbcr); +} |