GAMUT_REMAP_COMB_COEFF
};
-static void dpp_set_overscan(
- struct dcn10_dpp *xfm,
- 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 dpp_set_otg_blank(
- struct dcn10_dpp *xfm, 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 enum dscl_mode_sel get_dscl_mode(
- const struct scaler_data *data, bool dbg_always_scale)
-{
- const long long one = dal_fixed31_32_one.value;
- bool ycbcr = false;
- bool format420 = false;
-
- if (data->format == PIXEL_FORMAT_FP16)
- return DSCL_MODE_DSCL_BYPASS;
-
- if (data->format >= PIXEL_FORMAT_VIDEO_BEGIN
- && data->format <= PIXEL_FORMAT_VIDEO_END)
- ycbcr = true;
-
- if (data->format == PIXEL_FORMAT_420BPP8 ||
- data->format == PIXEL_FORMAT_420BPP10)
- format420 = true;
-
- 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 (!format420) {
- if (ycbcr)
- 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 int 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 void dpp_set_lb(
- struct dcn10_dpp *xfm,
- const struct line_buffer_params *lb_params,
- enum lb_memory_config mem_size_config)
-{
- uint32_t pixel_depth = 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 */
- 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 void dpp_set_scaler_filter(
- struct dcn10_dpp *xfm,
- 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);
- }
- }
-
-}
-
-#if 0
-bool dpp_set_pixel_storage_depth(
- struct dpp *xfm,
- enum lb_pixel_depth depth,
- const struct bit_depth_reduction_params *bit_depth_params)
-{
- struct dcn10_dpp *xfm110 = TO_DCN10_DPP(xfm);
- bool ret = true;
- uint32_t value;
- enum dc_color_depth color_depth;
-
- value = dm_read_reg(xfm->ctx, LB_REG(mmLB_DATA_FORMAT));
- switch (depth) {
- case LB_PIXEL_DEPTH_18BPP:
- color_depth = COLOR_DEPTH_666;
- set_reg_field_value(value, 2, LB_DATA_FORMAT, PIXEL_DEPTH);
- set_reg_field_value(value, 1, LB_DATA_FORMAT, PIXEL_EXPAN_MODE);
- break;
- case LB_PIXEL_DEPTH_24BPP:
- color_depth = COLOR_DEPTH_888;
- set_reg_field_value(value, 1, LB_DATA_FORMAT, PIXEL_DEPTH);
- set_reg_field_value(value, 1, LB_DATA_FORMAT, PIXEL_EXPAN_MODE);
- break;
- case LB_PIXEL_DEPTH_30BPP:
- color_depth = COLOR_DEPTH_101010;
- set_reg_field_value(value, 0, LB_DATA_FORMAT, PIXEL_DEPTH);
- set_reg_field_value(value, 1, LB_DATA_FORMAT, PIXEL_EXPAN_MODE);
- break;
- case LB_PIXEL_DEPTH_36BPP:
- color_depth = COLOR_DEPTH_121212;
- set_reg_field_value(value, 3, LB_DATA_FORMAT, PIXEL_DEPTH);
- set_reg_field_value(value, 0, LB_DATA_FORMAT, PIXEL_EXPAN_MODE);
- break;
- default:
- ret = false;
- break;
- }
-
- if (ret == true) {
- set_denormalization(xfm110, color_depth);
- ret = program_bit_depth_reduction(xfm110, color_depth,
- bit_depth_params);
-
- set_reg_field_value(value, 0, LB_DATA_FORMAT, ALPHA_EN);
- dm_write_reg(xfm->ctx, LB_REG(mmLB_DATA_FORMAT), value);
- if (!(xfm110->lb_pixel_depth_supported & depth)) {
- /* We should use unsupported capabilities
- * unless it is required by w/a
- */
- dm_logger_write(xfm->ctx->logger, LOG_WARNING,
- "%s: Capability not supported",
- __func__);
- }
- }
-
- return ret;
-}
-#endif
-
-static const uint16_t *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 filter_2tap_64p;
- else if (taps == 1)
- return NULL;
- else {
- /* should never happen, bug */
- BREAK_TO_DEBUGGER();
- return NULL;
- }
-}
-
-static void dpp_set_scl_filter(
- struct dcn10_dpp *xfm,
- 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 = get_filter_coeffs_64p(
- scl_data->taps.h_taps, scl_data->ratios.horz);
- filter_v = get_filter_coeffs_64p(
- scl_data->taps.v_taps, scl_data->ratios.vert);
-
- filter_updated = (filter_h && (filter_h != xfm->filter_h))
- || (filter_v && (filter_v != xfm->filter_v));
-
- if (chroma_coef_mode) {
- filter_h_c = get_filter_coeffs_64p(
- scl_data->taps.h_taps_c, scl_data->ratios.horz_c);
- filter_v_c = 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 != xfm->filter_h_c))
- || (filter_v_c && (filter_v_c != xfm->filter_v_c));
- }
-
- if (filter_updated) {
- uint32_t scl_mode = REG_READ(SCL_MODE);
-
- if (!h_2tap_hardcode_coef_en && filter_h) {
- dpp_set_scaler_filter(
- xfm, scl_data->taps.h_taps,
- SCL_COEF_LUMA_HORZ_FILTER, filter_h);
- }
- xfm->filter_h = filter_h;
- if (!v_2tap_hardcode_coef_en && filter_v) {
- dpp_set_scaler_filter(
- xfm, scl_data->taps.v_taps,
- SCL_COEF_LUMA_VERT_FILTER, filter_v);
- }
- xfm->filter_v = filter_v;
- if (chroma_coef_mode) {
- if (!h_2tap_hardcode_coef_en && filter_h_c) {
- dpp_set_scaler_filter(
- xfm, scl_data->taps.h_taps_c,
- SCL_COEF_CHROMA_HORZ_FILTER, filter_h_c);
- }
- if (!v_2tap_hardcode_coef_en && filter_v_c) {
- dpp_set_scaler_filter(
- xfm, scl_data->taps.v_taps_c,
- SCL_COEF_CHROMA_VERT_FILTER, filter_v_c);
- }
- }
- xfm->filter_h_c = filter_h_c;
- xfm->filter_v_c = filter_v_c;
-
- coef_ram_current = get_reg_field_value_ex(
- scl_mode, xfm->tf_mask->SCL_COEF_RAM_SELECT_CURRENT,
- xfm->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 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 */
- }
-}
-
-static void 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 = 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) {
- 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;
-
-}
-
-static bool 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 find_lb_memory_config(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);
-
- calc_lb_num_partitions(
- scl_data, LB_MEMORY_CONFIG_1, &num_part_y, &num_part_c);
-
- if (is_lb_conf_valid(ceil_vratio, num_part_y, vtaps)
- && is_lb_conf_valid(ceil_vratio_c, num_part_c, vtaps_c))
- return LB_MEMORY_CONFIG_1;
-
- calc_lb_num_partitions(
- scl_data, LB_MEMORY_CONFIG_2, &num_part_y, &num_part_c);
-
- if (is_lb_conf_valid(ceil_vratio, num_part_y, vtaps)
- && 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) {
- calc_lb_num_partitions(
- scl_data, LB_MEMORY_CONFIG_3, &num_part_y, &num_part_c);
-
- if (is_lb_conf_valid(ceil_vratio, num_part_y, vtaps)
- && is_lb_conf_valid(ceil_vratio_c, num_part_c, vtaps_c))
- return LB_MEMORY_CONFIG_3;
- }
-
- 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(is_lb_conf_valid(ceil_vratio, num_part_y, vtaps)
- && is_lb_conf_valid(ceil_vratio_c, num_part_c, vtaps_c));
-
- return LB_MEMORY_CONFIG_0;
-}
-
-void dpp_set_scaler_auto_scale(
- struct transform *xfm_base,
- const struct scaler_data *scl_data)
-{
- enum lb_memory_config lb_config;
- struct dcn10_dpp *xfm = TO_DCN10_DPP(xfm_base);
- enum dscl_mode_sel dscl_mode = get_dscl_mode(
- scl_data, xfm_base->ctx->dc->debug.always_scale);
- bool ycbcr = scl_data->format >= PIXEL_FORMAT_VIDEO_BEGIN
- && scl_data->format <= PIXEL_FORMAT_VIDEO_END;
-
- dpp_set_overscan(xfm, scl_data);
-
- dpp_set_otg_blank(xfm, scl_data);
-
- REG_UPDATE(SCL_MODE, DSCL_MODE, dscl_mode);
-
- if (dscl_mode == DSCL_MODE_DSCL_BYPASS)
- return;
-
- lb_config = find_lb_memory_config(scl_data);
- dpp_set_lb(xfm, &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);
-
- dpp_set_scl_filter(xfm, scl_data, ycbcr);
-}
-
/* Program gamut remap in bypass mode */
void dpp_set_gamut_remap_bypass(struct dcn10_dpp *xfm)
{
/* Gamut remap in bypass */
}
-static void dpp_set_recout(
- struct dcn10_dpp *xfm, 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
- - xfm->base.ctx->dc->debug.surface_visual_confirm * 4 *
- (xfm->base.inst + 1));
-}
-
-static void dpp_set_manual_ratio_init(
- struct dcn10_dpp *xfm, 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);
-}
-
-/* Main function to program scaler and line buffer in manual scaling mode */
-static void dpp_set_scaler_manual_scale(
- struct transform *xfm_base,
- const struct scaler_data *scl_data)
-{
- enum lb_memory_config lb_config;
- struct dcn10_dpp *xfm = TO_DCN10_DPP(xfm_base);
- enum dscl_mode_sel dscl_mode = get_dscl_mode(
- scl_data, xfm_base->ctx->dc->debug.always_scale);
- bool ycbcr = scl_data->format >= PIXEL_FORMAT_VIDEO_BEGIN
- && scl_data->format <= PIXEL_FORMAT_VIDEO_END;
-
- /* Recout */
- dpp_set_recout(xfm, &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 = find_lb_memory_config(scl_data);
- dpp_set_lb(xfm, &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 */
- dpp_set_manual_ratio_init(xfm, 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);
-
- dpp_set_scl_filter(xfm, scl_data, ycbcr);
-}
-
#define IDENTITY_RATIO(ratio) (dal_fixed31_32_u2d19(ratio) == (1 << 19))
static struct transform_funcs dcn10_dpp_funcs = {
.transform_reset = dpp_reset,
- .transform_set_scaler = dpp_set_scaler_manual_scale,
+ .transform_set_scaler = dcn10_dpp_set_scaler_manual_scale,
.transform_get_optimal_number_of_taps = dpp_get_optimal_number_of_taps,
.transform_set_gamut_remap = dcn_dpp_set_gamut_remap,
.opp_set_csc_adjustment = oppn10_set_output_csc_adjustment,
--- /dev/null
+/*
+ * 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)\
+ xfm->tf_regs->reg
+
+#define CTX \
+ xfm->base.ctx
+
+#undef FN
+#define FN(reg_name, field_name) \
+ xfm->tf_shift->field_name, xfm->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 lb_memory_config {
+ /* Enable all 3 pieces of memory */
+ LB_MEMORY_CONFIG_0 = 0,
+
+ /* Enable only the first piece of memory */
+ LB_MEMORY_CONFIG_1 = 1,
+
+ /* Enable only the second piece of memory */
+ LB_MEMORY_CONFIG_2 = 2,
+
+ /* Only applicable in 4:2:0 mode, enable all 3 pieces of memory and the
+ * last piece of chroma memory used for the luma storage
+ */
+ LB_MEMORY_CONFIG_3 = 3
+};
+
+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 void dpp_set_overscan(
+ struct dcn10_dpp *xfm,
+ 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 dpp_set_otg_blank(
+ struct dcn10_dpp *xfm, 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 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 enum dscl_mode_sel get_dscl_mode(
+ const struct scaler_data *data, bool dbg_always_scale)
+{
+ const long long one = dal_fixed31_32_one.value;
+ bool ycbcr = false;
+ bool format420 = false;
+
+ if (data->format == PIXEL_FORMAT_FP16)
+ return DSCL_MODE_DSCL_BYPASS;
+
+ if (data->format >= PIXEL_FORMAT_VIDEO_BEGIN
+ && data->format <= PIXEL_FORMAT_VIDEO_END)
+ ycbcr = true;
+
+ if (data->format == PIXEL_FORMAT_420BPP8 ||
+ data->format == PIXEL_FORMAT_420BPP10)
+ format420 = true;
+
+ 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 (!format420) {
+ if (ycbcr)
+ 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 dpp_set_lb(
+ struct dcn10_dpp *xfm,
+ const struct line_buffer_params *lb_params,
+ enum lb_memory_config mem_size_config)
+{
+ uint32_t pixel_depth = 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 */
+ 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 *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 filter_2tap_64p;
+ else if (taps == 1)
+ return NULL;
+ else {
+ /* should never happen, bug */
+ BREAK_TO_DEBUGGER();
+ return NULL;
+ }
+}
+
+static void dpp_set_scaler_filter(
+ struct dcn10_dpp *xfm,
+ 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 dpp_set_scl_filter(
+ struct dcn10_dpp *xfm,
+ 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 = get_filter_coeffs_64p(
+ scl_data->taps.h_taps, scl_data->ratios.horz);
+ filter_v = get_filter_coeffs_64p(
+ scl_data->taps.v_taps, scl_data->ratios.vert);
+
+ filter_updated = (filter_h && (filter_h != xfm->filter_h))
+ || (filter_v && (filter_v != xfm->filter_v));
+
+ if (chroma_coef_mode) {
+ filter_h_c = get_filter_coeffs_64p(
+ scl_data->taps.h_taps_c, scl_data->ratios.horz_c);
+ filter_v_c = 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 != xfm->filter_h_c))
+ || (filter_v_c && (filter_v_c != xfm->filter_v_c));
+ }
+
+ if (filter_updated) {
+ uint32_t scl_mode = REG_READ(SCL_MODE);
+
+ if (!h_2tap_hardcode_coef_en && filter_h) {
+ dpp_set_scaler_filter(
+ xfm, scl_data->taps.h_taps,
+ SCL_COEF_LUMA_HORZ_FILTER, filter_h);
+ }
+ xfm->filter_h = filter_h;
+ if (!v_2tap_hardcode_coef_en && filter_v) {
+ dpp_set_scaler_filter(
+ xfm, scl_data->taps.v_taps,
+ SCL_COEF_LUMA_VERT_FILTER, filter_v);
+ }
+ xfm->filter_v = filter_v;
+ if (chroma_coef_mode) {
+ if (!h_2tap_hardcode_coef_en && filter_h_c) {
+ dpp_set_scaler_filter(
+ xfm, scl_data->taps.h_taps_c,
+ SCL_COEF_CHROMA_HORZ_FILTER, filter_h_c);
+ }
+ if (!v_2tap_hardcode_coef_en && filter_v_c) {
+ dpp_set_scaler_filter(
+ xfm, scl_data->taps.v_taps_c,
+ SCL_COEF_CHROMA_VERT_FILTER, filter_v_c);
+ }
+ }
+ xfm->filter_h_c = filter_h_c;
+ xfm->filter_v_c = filter_v_c;
+
+ coef_ram_current = get_reg_field_value_ex(
+ scl_mode, xfm->tf_mask->SCL_COEF_RAM_SELECT_CURRENT,
+ xfm->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 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 */
+ }
+}
+
+static void 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 = 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) {
+ 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;
+
+}
+
+static bool 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 find_lb_memory_config(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);
+
+ calc_lb_num_partitions(
+ scl_data, LB_MEMORY_CONFIG_1, &num_part_y, &num_part_c);
+
+ if (is_lb_conf_valid(ceil_vratio, num_part_y, vtaps)
+ && is_lb_conf_valid(ceil_vratio_c, num_part_c, vtaps_c))
+ return LB_MEMORY_CONFIG_1;
+
+ calc_lb_num_partitions(
+ scl_data, LB_MEMORY_CONFIG_2, &num_part_y, &num_part_c);
+
+ if (is_lb_conf_valid(ceil_vratio, num_part_y, vtaps)
+ && 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) {
+ calc_lb_num_partitions(
+ scl_data, LB_MEMORY_CONFIG_3, &num_part_y, &num_part_c);
+
+ if (is_lb_conf_valid(ceil_vratio, num_part_y, vtaps)
+ && is_lb_conf_valid(ceil_vratio_c, num_part_c, vtaps_c))
+ return LB_MEMORY_CONFIG_3;
+ }
+
+ 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(is_lb_conf_valid(ceil_vratio, num_part_y, vtaps)
+ && is_lb_conf_valid(ceil_vratio_c, num_part_c, vtaps_c));
+
+ return LB_MEMORY_CONFIG_0;
+}
+
+void dpp_set_scaler_auto_scale(
+ struct transform *xfm_base,
+ const struct scaler_data *scl_data)
+{
+ enum lb_memory_config lb_config;
+ struct dcn10_dpp *xfm = TO_DCN10_DPP(xfm_base);
+ enum dscl_mode_sel dscl_mode = get_dscl_mode(
+ scl_data, xfm_base->ctx->dc->debug.always_scale);
+ bool ycbcr = scl_data->format >= PIXEL_FORMAT_VIDEO_BEGIN
+ && scl_data->format <= PIXEL_FORMAT_VIDEO_END;
+
+ dpp_set_overscan(xfm, scl_data);
+
+ dpp_set_otg_blank(xfm, scl_data);
+
+ REG_UPDATE(SCL_MODE, DSCL_MODE, dscl_mode);
+
+ if (dscl_mode == DSCL_MODE_DSCL_BYPASS)
+ return;
+
+ lb_config = find_lb_memory_config(scl_data);
+ dpp_set_lb(xfm, &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);
+
+ dpp_set_scl_filter(xfm, scl_data, ycbcr);
+}
+
+
+static void dpp_set_manual_ratio_init(
+ struct dcn10_dpp *xfm, 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 dpp_set_recout(
+ struct dcn10_dpp *xfm, 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
+ - xfm->base.ctx->dc->debug.surface_visual_confirm * 4 *
+ (xfm->base.inst + 1));
+}
+
+/* Main function to program scaler and line buffer in manual scaling mode */
+void dcn10_dpp_set_scaler_manual_scale(
+ struct transform *xfm_base,
+ const struct scaler_data *scl_data)
+{
+ enum lb_memory_config lb_config;
+ struct dcn10_dpp *xfm = TO_DCN10_DPP(xfm_base);
+ enum dscl_mode_sel dscl_mode = get_dscl_mode(
+ scl_data, xfm_base->ctx->dc->debug.always_scale);
+ bool ycbcr = scl_data->format >= PIXEL_FORMAT_VIDEO_BEGIN
+ && scl_data->format <= PIXEL_FORMAT_VIDEO_END;
+
+ /* Recout */
+ dpp_set_recout(xfm, &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 = find_lb_memory_config(scl_data);
+ dpp_set_lb(xfm, &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 */
+ dpp_set_manual_ratio_init(xfm, 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);
+
+ dpp_set_scl_filter(xfm, scl_data, ycbcr);
+}
+
+
+#if 0
+bool dpp_set_pixel_storage_depth(
+ struct dpp *xfm,
+ enum lb_pixel_depth depth,
+ const struct bit_depth_reduction_params *bit_depth_params)
+{
+ struct dcn10_dpp *xfm110 = TO_DCN10_DPP(xfm);
+ bool ret = true;
+ uint32_t value;
+ enum dc_color_depth color_depth;
+
+ value = dm_read_reg(xfm->ctx, LB_REG(mmLB_DATA_FORMAT));
+ switch (depth) {
+ case LB_PIXEL_DEPTH_18BPP:
+ color_depth = COLOR_DEPTH_666;
+ set_reg_field_value(value, 2, LB_DATA_FORMAT, PIXEL_DEPTH);
+ set_reg_field_value(value, 1, LB_DATA_FORMAT, PIXEL_EXPAN_MODE);
+ break;
+ case LB_PIXEL_DEPTH_24BPP:
+ color_depth = COLOR_DEPTH_888;
+ set_reg_field_value(value, 1, LB_DATA_FORMAT, PIXEL_DEPTH);
+ set_reg_field_value(value, 1, LB_DATA_FORMAT, PIXEL_EXPAN_MODE);
+ break;
+ case LB_PIXEL_DEPTH_30BPP:
+ color_depth = COLOR_DEPTH_101010;
+ set_reg_field_value(value, 0, LB_DATA_FORMAT, PIXEL_DEPTH);
+ set_reg_field_value(value, 1, LB_DATA_FORMAT, PIXEL_EXPAN_MODE);
+ break;
+ case LB_PIXEL_DEPTH_36BPP:
+ color_depth = COLOR_DEPTH_121212;
+ set_reg_field_value(value, 3, LB_DATA_FORMAT, PIXEL_DEPTH);
+ set_reg_field_value(value, 0, LB_DATA_FORMAT, PIXEL_EXPAN_MODE);
+ break;
+ default:
+ ret = false;
+ break;
+ }
+
+ if (ret == true) {
+ set_denormalization(xfm110, color_depth);
+ ret = program_bit_depth_reduction(xfm110, color_depth,
+ bit_depth_params);
+
+ set_reg_field_value(value, 0, LB_DATA_FORMAT, ALPHA_EN);
+ dm_write_reg(xfm->ctx, LB_REG(mmLB_DATA_FORMAT), value);
+ if (!(xfm110->lb_pixel_depth_supported & depth)) {
+ /* We should use unsupported capabilities
+ * unless it is required by w/a
+ */
+ dm_logger_write(xfm->ctx->logger, LOG_WARNING,
+ "%s: Capability not supported",
+ __func__);
+ }
+ }
+
+ return ret;
+}
+#endif
+
+
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