/* * Copyright 2017 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 "dml1_display_rq_dlg_calc.h" #include "display_mode_lib.h" #include "dml_inline_defs.h" /* * NOTE: * This file is gcc-parseable HW gospel, coming straight from HW engineers. * * It doesn't adhere to Linux kernel style and sometimes will do things in odd * ways. Unless there is something clearly wrong with it the code should * remain as-is as it provides us with a guarantee from HW that it is correct. */ static unsigned int get_bytes_per_element(enum source_format_class source_format, bool is_chroma) { unsigned int ret_val = 0; if (source_format == dm_444_16) { if (!is_chroma) ret_val = 2; } else if (source_format == dm_444_32) { if (!is_chroma) ret_val = 4; } else if (source_format == dm_444_64) { if (!is_chroma) ret_val = 8; } else if (source_format == dm_420_8) { if (is_chroma) ret_val = 2; else ret_val = 1; } else if (source_format == dm_420_10) { if (is_chroma) ret_val = 4; else ret_val = 2; } return ret_val; } static bool is_dual_plane(enum source_format_class source_format) { bool ret_val = 0; if ((source_format == dm_420_8) || (source_format == dm_420_10)) ret_val = 1; return ret_val; } static void get_blk256_size( unsigned int *blk256_width, unsigned int *blk256_height, unsigned int bytes_per_element) { if (bytes_per_element == 1) { *blk256_width = 16; *blk256_height = 16; } else if (bytes_per_element == 2) { *blk256_width = 16; *blk256_height = 8; } else if (bytes_per_element == 4) { *blk256_width = 8; *blk256_height = 8; } else if (bytes_per_element == 8) { *blk256_width = 8; *blk256_height = 4; } } static double get_refcyc_per_delivery( struct display_mode_lib *mode_lib, double refclk_freq_in_mhz, double pclk_freq_in_mhz, unsigned int recout_width, double vratio, double hscale_pixel_rate, unsigned int delivery_width, unsigned int req_per_swath_ub) { double refcyc_per_delivery = 0.0; if (vratio <= 1.0) { refcyc_per_delivery = (double) refclk_freq_in_mhz * (double) recout_width / pclk_freq_in_mhz / (double) req_per_swath_ub; } else { refcyc_per_delivery = (double) refclk_freq_in_mhz * (double) delivery_width / (double) hscale_pixel_rate / (double) req_per_swath_ub; } DTRACE("DLG: %s: refclk_freq_in_mhz = %3.2f", __func__, refclk_freq_in_mhz); DTRACE("DLG: %s: pclk_freq_in_mhz = %3.2f", __func__, pclk_freq_in_mhz); DTRACE("DLG: %s: recout_width = %d", __func__, recout_width); DTRACE("DLG: %s: vratio = %3.2f", __func__, vratio); DTRACE("DLG: %s: req_per_swath_ub = %d", __func__, req_per_swath_ub); DTRACE("DLG: %s: refcyc_per_delivery= %3.2f", __func__, refcyc_per_delivery); return refcyc_per_delivery; } static double get_vratio_pre( struct display_mode_lib *mode_lib, unsigned int max_num_sw, unsigned int max_partial_sw, unsigned int swath_height, double vinit, double l_sw) { double prefill = dml_floor(vinit, 1); double vratio_pre = 1.0; vratio_pre = (max_num_sw * swath_height + max_partial_sw) / l_sw; if (swath_height > 4) { double tmp0 = (max_num_sw * swath_height) / (l_sw - (prefill - 3.0) / 2.0); if (tmp0 > vratio_pre) vratio_pre = tmp0; } DTRACE("DLG: %s: max_num_sw = %0d", __func__, max_num_sw); DTRACE("DLG: %s: max_partial_sw = %0d", __func__, max_partial_sw); DTRACE("DLG: %s: swath_height = %0d", __func__, swath_height); DTRACE("DLG: %s: vinit = %3.2f", __func__, vinit); DTRACE("DLG: %s: vratio_pre = %3.2f", __func__, vratio_pre); if (vratio_pre < 1.0) { DTRACE("WARNING_DLG: %s: vratio_pre=%3.2f < 1.0, set to 1.0", __func__, vratio_pre); vratio_pre = 1.0; } if (vratio_pre > 4.0) { DTRACE( "WARNING_DLG: %s: vratio_pre=%3.2f > 4.0 (max scaling ratio). set to 4.0", __func__, vratio_pre); vratio_pre = 4.0; } return vratio_pre; } static void get_swath_need( struct display_mode_lib *mode_lib, unsigned int *max_num_sw, unsigned int *max_partial_sw, unsigned int swath_height, double vinit) { double prefill = dml_floor(vinit, 1); unsigned int max_partial_sw_int; DTRACE("DLG: %s: swath_height = %0d", __func__, swath_height); DTRACE("DLG: %s: vinit = %3.2f", __func__, vinit); ASSERT(prefill > 0.0 && prefill <= 8.0); *max_num_sw = (unsigned int) (dml_ceil((prefill - 1.0) / (double) swath_height, 1) + 1.0); /* prefill has to be >= 1 */ max_partial_sw_int = (prefill == 1) ? (swath_height - 1) : ((unsigned int) (prefill - 2.0) % swath_height); *max_partial_sw = (max_partial_sw_int < 1) ? 1 : max_partial_sw_int; /* ensure minimum of 1 is used */ DTRACE("DLG: %s: max_num_sw = %0d", __func__, *max_num_sw); DTRACE("DLG: %s: max_partial_sw = %0d", __func__, *max_partial_sw); } static unsigned int get_blk_size_bytes(const enum source_macro_tile_size tile_size) { if (tile_size == dm_256k_tile) return (256 * 1024); else if (tile_size == dm_64k_tile) return (64 * 1024); else return (4 * 1024); } static void extract_rq_sizing_regs( struct display_mode_lib *mode_lib, struct _vcs_dpi_display_data_rq_regs_st *rq_regs, const struct _vcs_dpi_display_data_rq_sizing_params_st *rq_sizing) { DTRACE("DLG: %s: rq_sizing param", __func__); print__data_rq_sizing_params_st(mode_lib, rq_sizing); rq_regs->chunk_size = dml_log2(rq_sizing->chunk_bytes) - 10; if (rq_sizing->min_chunk_bytes == 0) rq_regs->min_chunk_size = 0; else rq_regs->min_chunk_size = dml_log2(rq_sizing->min_chunk_bytes) - 8 + 1; rq_regs->meta_chunk_size = dml_log2(rq_sizing->meta_chunk_bytes) - 10; if (rq_sizing->min_meta_chunk_bytes == 0) rq_regs->min_meta_chunk_size = 0; else rq_regs->min_meta_chunk_size = dml_log2(rq_sizing->min_meta_chunk_bytes) - 6 + 1; rq_regs->dpte_group_size = dml_log2(rq_sizing->dpte_group_bytes) - 6; rq_regs->mpte_group_size = dml_log2(rq_sizing->mpte_group_bytes) - 6; } void dml1_extract_rq_regs( struct display_mode_lib *mode_lib, struct _vcs_dpi_display_rq_regs_st *rq_regs, const struct _vcs_dpi_display_rq_params_st *rq_param) { unsigned int detile_buf_size_in_bytes = mode_lib->ip.det_buffer_size_kbytes * 1024; unsigned int detile_buf_plane1_addr = 0; extract_rq_sizing_regs(mode_lib, &(rq_regs->rq_regs_l), &rq_param->sizing.rq_l); if (rq_param->yuv420) extract_rq_sizing_regs(mode_lib, &(rq_regs->rq_regs_c), &rq_param->sizing.rq_c); rq_regs->rq_regs_l.swath_height = dml_log2(rq_param->dlg.rq_l.swath_height); rq_regs->rq_regs_c.swath_height = dml_log2(rq_param->dlg.rq_c.swath_height); /* TODO: take the max between luma, chroma chunk size? * okay for now, as we are setting chunk_bytes to 8kb anyways */ if (rq_param->sizing.rq_l.chunk_bytes >= 32 * 1024) { /*32kb */ rq_regs->drq_expansion_mode = 0; } else { rq_regs->drq_expansion_mode = 2; } rq_regs->prq_expansion_mode = 1; rq_regs->mrq_expansion_mode = 1; rq_regs->crq_expansion_mode = 1; if (rq_param->yuv420) { if ((double) rq_param->misc.rq_l.stored_swath_bytes / (double) rq_param->misc.rq_c.stored_swath_bytes <= 1.5) { detile_buf_plane1_addr = (detile_buf_size_in_bytes / 2.0 / 64.0); /* half to chroma */ } else { detile_buf_plane1_addr = dml_round_to_multiple( (unsigned int) ((2.0 * detile_buf_size_in_bytes) / 3.0), 256, 0) / 64.0; /* 2/3 to chroma */ } } rq_regs->plane1_base_address = detile_buf_plane1_addr; } static void handle_det_buf_split( struct display_mode_lib *mode_lib, struct _vcs_dpi_display_rq_params_st *rq_param, const struct _vcs_dpi_display_pipe_source_params_st *pipe_src_param) { unsigned int total_swath_bytes = 0; unsigned int swath_bytes_l = 0; unsigned int swath_bytes_c = 0; unsigned int full_swath_bytes_packed_l = 0; unsigned int full_swath_bytes_packed_c = 0; bool req128_l = 0; bool req128_c = 0; bool surf_linear = (pipe_src_param->sw_mode == dm_sw_linear); bool surf_vert = (pipe_src_param->source_scan == dm_vert); unsigned int log2_swath_height_l = 0; unsigned int log2_swath_height_c = 0; unsigned int detile_buf_size_in_bytes = mode_lib->ip.det_buffer_size_kbytes * 1024; full_swath_bytes_packed_l = rq_param->misc.rq_l.full_swath_bytes; full_swath_bytes_packed_c = rq_param->misc.rq_c.full_swath_bytes; if (rq_param->yuv420_10bpc) { full_swath_bytes_packed_l = dml_round_to_multiple( rq_param->misc.rq_l.full_swath_bytes * 2 / 3, 256, 1) + 256; full_swath_bytes_packed_c = dml_round_to_multiple( rq_param->misc.rq_c.full_swath_bytes * 2 / 3, 256, 1) + 256; } if (rq_param->yuv420) { total_swath_bytes = 2 * full_swath_bytes_packed_l + 2 * full_swath_bytes_packed_c; if (total_swath_bytes <= detile_buf_size_in_bytes) { /*full 256b request */ req128_l = 0; req128_c = 0; swath_bytes_l = full_swath_bytes_packed_l; swath_bytes_c = full_swath_bytes_packed_c; } else { /*128b request (for luma only for yuv420 8bpc) */ req128_l = 1; req128_c = 0; swath_bytes_l = full_swath_bytes_packed_l / 2; swath_bytes_c = full_swath_bytes_packed_c; } /* Bug workaround, luma and chroma req size needs to be the same. (see: DEGVIDCN10-137) * TODO: Remove after rtl fix */ if (req128_l == 1) { req128_c = 1; DTRACE("DLG: %s: bug workaround DEGVIDCN10-137", __func__); } /* Note: assumption, the config that pass in will fit into * the detiled buffer. */ } else { total_swath_bytes = 2 * full_swath_bytes_packed_l; if (total_swath_bytes <= detile_buf_size_in_bytes) req128_l = 0; else req128_l = 1; swath_bytes_l = total_swath_bytes; swath_bytes_c = 0; } rq_param->misc.rq_l.stored_swath_bytes = swath_bytes_l; rq_param->misc.rq_c.stored_swath_bytes = swath_bytes_c; if (surf_linear) { log2_swath_height_l = 0; log2_swath_height_c = 0; } else { unsigned int swath_height_l; unsigned int swath_height_c; if (!surf_vert) { swath_height_l = rq_param->misc.rq_l.blk256_height; swath_height_c = rq_param->misc.rq_c.blk256_height; } else { swath_height_l = rq_param->misc.rq_l.blk256_width; swath_height_c = rq_param->misc.rq_c.blk256_width; } if (swath_height_l > 0) log2_swath_height_l = dml_log2(swath_height_l); if (req128_l && log2_swath_height_l > 0) log2_swath_height_l -= 1; if (swath_height_c > 0) log2_swath_height_c = dml_log2(swath_height_c); if (req128_c && log2_swath_height_c > 0) log2_swath_height_c -= 1; } rq_param->dlg.rq_l.swath_height = 1 << log2_swath_height_l; rq_param->dlg.rq_c.swath_height = 1 << log2_swath_height_c; DTRACE("DLG: %s: req128_l = %0d", __func__, req128_l); DTRACE("DLG: %s: req128_c = %0d", __func__, req128_c); DTRACE("DLG: %s: full_swath_bytes_packed_l = %0d", __func__, full_swath_bytes_packed_l); DTRACE("DLG: %s: full_swath_bytes_packed_c = %0d", __func__, full_swath_bytes_packed_c); } /* Need refactor. */ static void dml1_rq_dlg_get_row_heights( struct display_mode_lib *mode_lib, unsigned int *o_dpte_row_height, unsigned int *o_meta_row_height, unsigned int vp_width, unsigned int data_pitch, int source_format, int tiling, int macro_tile_size, int source_scan, int is_chroma) { bool surf_linear = (tiling == dm_sw_linear); bool surf_vert = (source_scan == dm_vert); unsigned int bytes_per_element = get_bytes_per_element( (enum source_format_class) source_format, is_chroma); unsigned int log2_bytes_per_element = dml_log2(bytes_per_element); unsigned int blk256_width = 0; unsigned int blk256_height = 0; unsigned int log2_blk256_height; unsigned int blk_bytes; unsigned int log2_blk_bytes; unsigned int log2_blk_height; unsigned int log2_blk_width; unsigned int log2_meta_req_bytes; unsigned int log2_meta_req_height; unsigned int log2_meta_req_width; unsigned int log2_meta_row_height; unsigned int log2_vmpg_bytes; unsigned int dpte_buf_in_pte_reqs; unsigned int log2_vmpg_height; unsigned int log2_vmpg_width; unsigned int log2_dpte_req_height_ptes; unsigned int log2_dpte_req_width_ptes; unsigned int log2_dpte_req_height; unsigned int log2_dpte_req_width; unsigned int log2_dpte_row_height_linear; unsigned int log2_dpte_row_height; unsigned int dpte_req_width; if (surf_linear) { blk256_width = 256; blk256_height = 1; } else { get_blk256_size(&blk256_width, &blk256_height, bytes_per_element); } log2_blk256_height = dml_log2((double) blk256_height); blk_bytes = surf_linear ? 256 : get_blk_size_bytes((enum source_macro_tile_size) macro_tile_size); log2_blk_bytes = dml_log2((double) blk_bytes); log2_blk_height = 0; log2_blk_width = 0; /* remember log rule * "+" in log is multiply * "-" in log is divide * "/2" is like square root * blk is vertical biased */ if (tiling != dm_sw_linear) log2_blk_height = log2_blk256_height + dml_ceil((double) (log2_blk_bytes - 8) / 2.0, 1); else log2_blk_height = 0; /* blk height of 1 */ log2_blk_width = log2_blk_bytes - log2_bytes_per_element - log2_blk_height; /* ------- */ /* meta */ /* ------- */ log2_meta_req_bytes = 6; /* meta request is 64b and is 8x8byte meta element */ /* each 64b meta request for dcn is 8x8 meta elements and * a meta element covers one 256b block of the data surface. */ log2_meta_req_height = log2_blk256_height + 3; /* meta req is 8x8 */ log2_meta_req_width = log2_meta_req_bytes + 8 - log2_bytes_per_element - log2_meta_req_height; log2_meta_row_height = 0; /* the dimensions of a meta row are meta_row_width x meta_row_height in elements. * calculate upper bound of the meta_row_width */ if (!surf_vert) log2_meta_row_height = log2_meta_req_height; else log2_meta_row_height = log2_meta_req_width; *o_meta_row_height = 1 << log2_meta_row_height; /* ------ */ /* dpte */ /* ------ */ log2_vmpg_bytes = dml_log2(mode_lib->soc.vmm_page_size_bytes); dpte_buf_in_pte_reqs = mode_lib->ip.dpte_buffer_size_in_pte_reqs_luma; log2_vmpg_height = 0; log2_vmpg_width = 0; log2_dpte_req_height_ptes = 0; log2_dpte_req_width_ptes = 0; log2_dpte_req_height = 0; log2_dpte_req_width = 0; log2_dpte_row_height_linear = 0; log2_dpte_row_height = 0; dpte_req_width = 0; /* 64b dpte req width in data element */ if (surf_linear) log2_vmpg_height = 0; /* one line high */ else log2_vmpg_height = (log2_vmpg_bytes - 8) / 2 + log2_blk256_height; log2_vmpg_width = log2_vmpg_bytes - log2_bytes_per_element - log2_vmpg_height; /* only 3 possible shapes for dpte request in dimensions of ptes: 8x1, 4x2, 2x4. */ if (log2_blk_bytes <= log2_vmpg_bytes) log2_dpte_req_height_ptes = 0; else if (log2_blk_height - log2_vmpg_height >= 2) log2_dpte_req_height_ptes = 2; else log2_dpte_req_height_ptes = log2_blk_height - log2_vmpg_height; log2_dpte_req_width_ptes = 3 - log2_dpte_req_height_ptes; ASSERT((log2_dpte_req_width_ptes == 3 && log2_dpte_req_height_ptes == 0) || /* 8x1 */ (log2_dpte_req_width_ptes == 2 && log2_dpte_req_height_ptes == 1) || /* 4x2 */ (log2_dpte_req_width_ptes == 1 && log2_dpte_req_height_ptes == 2)); /* 2x4 */ /* the dpte request dimensions in data elements is dpte_req_width x dpte_req_height * log2_wmpg_width is how much 1 pte represent, now trying to calculate how much 64b pte req represent */ log2_dpte_req_height = log2_vmpg_height + log2_dpte_req_height_ptes; log2_dpte_req_width = log2_vmpg_width + log2_dpte_req_width_ptes; dpte_req_width = 1 << log2_dpte_req_width; /* calculate pitch dpte row buffer can hold * round the result down to a power of two. */ if (surf_linear) { log2_dpte_row_height_linear = dml_floor( dml_log2(dpte_buf_in_pte_reqs * dpte_req_width / data_pitch), 1); ASSERT(log2_dpte_row_height_linear >= 3); if (log2_dpte_row_height_linear > 7) log2_dpte_row_height_linear = 7; log2_dpte_row_height = log2_dpte_row_height_linear; } else { /* the upper bound of the dpte_row_width without dependency on viewport position follows. */ if (!surf_vert) log2_dpte_row_height = log2_dpte_req_height; else log2_dpte_row_height = (log2_blk_width < log2_dpte_req_width) ? log2_blk_width : log2_dpte_req_width; } /* From programming guide: * There is a special case of saving only half of ptes returned due to buffer space limits. * this case applies to 4 and 8bpe in horizontal access of a vp_width greater than 2560+16 * when the pte request is 2x4 ptes (which happens when vmpg_bytes =4kb and tile blk_bytes >=64kb). */ if (!surf_vert && vp_width > (2560 + 16) && bytes_per_element >= 4 && log2_vmpg_bytes == 12 && log2_blk_bytes >= 16) log2_dpte_row_height = log2_dpte_row_height - 1; /*half of the full height */ *o_dpte_row_height = 1 << log2_dpte_row_height; } static void get_surf_rq_param( struct display_mode_lib *mode_lib, struct _vcs_dpi_display_data_rq_sizing_params_st *rq_sizing_param, struct _vcs_dpi_display_data_rq_dlg_params_st *rq_dlg_param, struct _vcs_dpi_display_data_rq_misc_params_st *rq_misc_param, const struct _vcs_dpi_display_pipe_source_params_st *pipe_src_param, bool is_chroma) { bool mode_422 = 0; unsigned int vp_width = 0; unsigned int vp_height = 0; unsigned int data_pitch = 0; unsigned int meta_pitch = 0; unsigned int ppe = mode_422 ? 2 : 1; bool surf_linear; bool surf_vert; unsigned int bytes_per_element; unsigned int log2_bytes_per_element; unsigned int blk256_width; unsigned int blk256_height; unsigned int log2_blk256_width; unsigned int log2_blk256_height; unsigned int blk_bytes; unsigned int log2_blk_bytes; unsigned int log2_blk_height; unsigned int log2_blk_width; unsigned int log2_meta_req_bytes; unsigned int log2_meta_req_height; unsigned int log2_meta_req_width; unsigned int meta_req_width; unsigned int meta_req_height; unsigned int log2_meta_row_height; unsigned int meta_row_width_ub; unsigned int log2_meta_chunk_bytes; unsigned int log2_meta_chunk_height; unsigned int log2_meta_chunk_width; unsigned int log2_min_meta_chunk_bytes; unsigned int min_meta_chunk_width; unsigned int meta_chunk_width; unsigned int meta_chunk_per_row_int; unsigned int meta_row_remainder; unsigned int meta_chunk_threshold; unsigned int meta_blk_bytes; unsigned int meta_blk_height; unsigned int meta_blk_width; unsigned int meta_surface_bytes; unsigned int vmpg_bytes; unsigned int meta_pte_req_per_frame_ub; unsigned int meta_pte_bytes_per_frame_ub; unsigned int log2_vmpg_bytes; unsigned int dpte_buf_in_pte_reqs; unsigned int log2_vmpg_height; unsigned int log2_vmpg_width; unsigned int log2_dpte_req_height_ptes; unsigned int log2_dpte_req_width_ptes; unsigned int log2_dpte_req_height; unsigned int log2_dpte_req_width; unsigned int log2_dpte_row_height_linear; unsigned int log2_dpte_row_height; unsigned int log2_dpte_group_width; unsigned int dpte_row_width_ub; unsigned int dpte_row_height; unsigned int dpte_req_height; unsigned int dpte_req_width; unsigned int dpte_group_width; unsigned int log2_dpte_group_bytes; unsigned int log2_dpte_group_length; unsigned int func_meta_row_height, func_dpte_row_height; /* TODO check if ppe apply for both luma and chroma in 422 case */ if (is_chroma) { vp_width = pipe_src_param->viewport_width_c / ppe; vp_height = pipe_src_param->viewport_height_c; data_pitch = pipe_src_param->data_pitch_c; meta_pitch = pipe_src_param->meta_pitch_c; } else { vp_width = pipe_src_param->viewport_width / ppe; vp_height = pipe_src_param->viewport_height; data_pitch = pipe_src_param->data_pitch; meta_pitch = pipe_src_param->meta_pitch; } rq_sizing_param->chunk_bytes = 8192; if (rq_sizing_param->chunk_bytes == 64 * 1024) rq_sizing_param->min_chunk_bytes = 0; else rq_sizing_param->min_chunk_bytes = 1024; rq_sizing_param->meta_chunk_bytes = 2048; rq_sizing_param->min_meta_chunk_bytes = 256; rq_sizing_param->mpte_group_bytes = 2048; surf_linear = (pipe_src_param->sw_mode == dm_sw_linear); surf_vert = (pipe_src_param->source_scan == dm_vert); bytes_per_element = get_bytes_per_element( (enum source_format_class) pipe_src_param->source_format, is_chroma); log2_bytes_per_element = dml_log2(bytes_per_element); blk256_width = 0; blk256_height = 0; if (surf_linear) { blk256_width = 256 / bytes_per_element; blk256_height = 1; } else { get_blk256_size(&blk256_width, &blk256_height, bytes_per_element); } DTRACE("DLG: %s: surf_linear = %d", __func__, surf_linear); DTRACE("DLG: %s: surf_vert = %d", __func__, surf_vert); DTRACE("DLG: %s: blk256_width = %d", __func__, blk256_width); DTRACE("DLG: %s: blk256_height = %d", __func__, blk256_height); log2_blk256_width = dml_log2((double) blk256_width); log2_blk256_height = dml_log2((double) blk256_height); blk_bytes = surf_linear ? 256 : get_blk_size_bytes( (enum source_macro_tile_size) pipe_src_param->macro_tile_size); log2_blk_bytes = dml_log2((double) blk_bytes); log2_blk_height = 0; log2_blk_width = 0; /* remember log rule * "+" in log is multiply * "-" in log is divide * "/2" is like square root * blk is vertical biased */ if (pipe_src_param->sw_mode != dm_sw_linear) log2_blk_height = log2_blk256_height + dml_ceil((double) (log2_blk_bytes - 8) / 2.0, 1); else log2_blk_height = 0; /* blk height of 1 */ log2_blk_width = log2_blk_bytes - log2_bytes_per_element - log2_blk_height; if (!surf_vert) { rq_dlg_param->swath_width_ub = dml_round_to_multiple(vp_width - 1, blk256_width, 1) + blk256_width; rq_dlg_param->req_per_swath_ub = rq_dlg_param->swath_width_ub >> log2_blk256_width; } else { rq_dlg_param->swath_width_ub = dml_round_to_multiple( vp_height - 1, blk256_height, 1) + blk256_height; rq_dlg_param->req_per_swath_ub = rq_dlg_param->swath_width_ub >> log2_blk256_height; } if (!surf_vert) rq_misc_param->full_swath_bytes = rq_dlg_param->swath_width_ub * blk256_height * bytes_per_element; else rq_misc_param->full_swath_bytes = rq_dlg_param->swath_width_ub * blk256_width * bytes_per_element; rq_misc_param->blk256_height = blk256_height; rq_misc_param->blk256_width = blk256_width; /* ------- */ /* meta */ /* ------- */ log2_meta_req_bytes = 6; /* meta request is 64b and is 8x8byte meta element */ /* each 64b meta request for dcn is 8x8 meta elements and * a meta element covers one 256b block of the data surface. */ log2_meta_req_height = log2_blk256_height + 3; /* meta req is 8x8 byte, each byte represent 1 blk256 */ log2_meta_req_width = log2_meta_req_bytes + 8 - log2_bytes_per_element - log2_meta_req_height; meta_req_width = 1 << log2_meta_req_width; meta_req_height = 1 << log2_meta_req_height; log2_meta_row_height = 0; meta_row_width_ub = 0; /* the dimensions of a meta row are meta_row_width x meta_row_height in elements. * calculate upper bound of the meta_row_width */ if (!surf_vert) { log2_meta_row_height = log2_meta_req_height; meta_row_width_ub = dml_round_to_multiple(vp_width - 1, meta_req_width, 1) + meta_req_width; rq_dlg_param->meta_req_per_row_ub = meta_row_width_ub / meta_req_width; } else { log2_meta_row_height = log2_meta_req_width; meta_row_width_ub = dml_round_to_multiple(vp_height - 1, meta_req_height, 1) + meta_req_height; rq_dlg_param->meta_req_per_row_ub = meta_row_width_ub / meta_req_height; } rq_dlg_param->meta_bytes_per_row_ub = rq_dlg_param->meta_req_per_row_ub * 64; log2_meta_chunk_bytes = dml_log2(rq_sizing_param->meta_chunk_bytes); log2_meta_chunk_height = log2_meta_row_height; /*full sized meta chunk width in unit of data elements */ log2_meta_chunk_width = log2_meta_chunk_bytes + 8 - log2_bytes_per_element - log2_meta_chunk_height; log2_min_meta_chunk_bytes = dml_log2(rq_sizing_param->min_meta_chunk_bytes); min_meta_chunk_width = 1 << (log2_min_meta_chunk_bytes + 8 - log2_bytes_per_element - log2_meta_chunk_height); meta_chunk_width = 1 << log2_meta_chunk_width; meta_chunk_per_row_int = (unsigned int) (meta_row_width_ub / meta_chunk_width); meta_row_remainder = meta_row_width_ub % meta_chunk_width; meta_chunk_threshold = 0; meta_blk_bytes = 4096; meta_blk_height = blk256_height * 64; meta_blk_width = meta_blk_bytes * 256 / bytes_per_element / meta_blk_height; meta_surface_bytes = meta_pitch * (dml_round_to_multiple(vp_height - 1, meta_blk_height, 1) + meta_blk_height) * bytes_per_element / 256; vmpg_bytes = mode_lib->soc.vmm_page_size_bytes; meta_pte_req_per_frame_ub = (dml_round_to_multiple( meta_surface_bytes - vmpg_bytes, 8 * vmpg_bytes, 1) + 8 * vmpg_bytes) / (8 * vmpg_bytes); meta_pte_bytes_per_frame_ub = meta_pte_req_per_frame_ub * 64; /*64B mpte request */ rq_dlg_param->meta_pte_bytes_per_frame_ub = meta_pte_bytes_per_frame_ub; DTRACE("DLG: %s: meta_blk_height = %d", __func__, meta_blk_height); DTRACE("DLG: %s: meta_blk_width = %d", __func__, meta_blk_width); DTRACE("DLG: %s: meta_surface_bytes = %d", __func__, meta_surface_bytes); DTRACE("DLG: %s: meta_pte_req_per_frame_ub = %d", __func__, meta_pte_req_per_frame_ub); DTRACE("DLG: %s: meta_pte_bytes_per_frame_ub = %d", __func__, meta_pte_bytes_per_frame_ub); if (!surf_vert) meta_chunk_threshold = 2 * min_meta_chunk_width - meta_req_width; else meta_chunk_threshold = 2 * min_meta_chunk_width - meta_req_height; if (meta_row_remainder <= meta_chunk_threshold) rq_dlg_param->meta_chunks_per_row_ub = meta_chunk_per_row_int + 1; else rq_dlg_param->meta_chunks_per_row_ub = meta_chunk_per_row_int + 2; rq_dlg_param->meta_row_height = 1 << log2_meta_row_height; /* ------ */ /* dpte */ /* ------ */ log2_vmpg_bytes = dml_log2(mode_lib->soc.vmm_page_size_bytes); dpte_buf_in_pte_reqs = mode_lib->ip.dpte_buffer_size_in_pte_reqs_luma; log2_vmpg_height = 0; log2_vmpg_width = 0; log2_dpte_req_height_ptes = 0; log2_dpte_req_width_ptes = 0; log2_dpte_req_height = 0; log2_dpte_req_width = 0; log2_dpte_row_height_linear = 0; log2_dpte_row_height = 0; log2_dpte_group_width = 0; dpte_row_width_ub = 0; dpte_row_height = 0; dpte_req_height = 0; /* 64b dpte req height in data element */ dpte_req_width = 0; /* 64b dpte req width in data element */ dpte_group_width = 0; log2_dpte_group_bytes = 0; log2_dpte_group_length = 0; if (surf_linear) log2_vmpg_height = 0; /* one line high */ else log2_vmpg_height = (log2_vmpg_bytes - 8) / 2 + log2_blk256_height; log2_vmpg_width = log2_vmpg_bytes - log2_bytes_per_element - log2_vmpg_height; /* only 3 possible shapes for dpte request in dimensions of ptes: 8x1, 4x2, 2x4. */ if (log2_blk_bytes <= log2_vmpg_bytes) log2_dpte_req_height_ptes = 0; else if (log2_blk_height - log2_vmpg_height >= 2) log2_dpte_req_height_ptes = 2; else log2_dpte_req_height_ptes = log2_blk_height - log2_vmpg_height; log2_dpte_req_width_ptes = 3 - log2_dpte_req_height_ptes; /* Ensure we only have the 3 shapes */ ASSERT((log2_dpte_req_width_ptes == 3 && log2_dpte_req_height_ptes == 0) || /* 8x1 */ (log2_dpte_req_width_ptes == 2 && log2_dpte_req_height_ptes == 1) || /* 4x2 */ (log2_dpte_req_width_ptes == 1 && log2_dpte_req_height_ptes == 2)); /* 2x4 */ /* The dpte request dimensions in data elements is dpte_req_width x dpte_req_height * log2_vmpg_width is how much 1 pte represent, now calculating how much a 64b pte req represent * That depends on the pte shape (i.e. 8x1, 4x2, 2x4) */ log2_dpte_req_height = log2_vmpg_height + log2_dpte_req_height_ptes; log2_dpte_req_width = log2_vmpg_width + log2_dpte_req_width_ptes; dpte_req_height = 1 << log2_dpte_req_height; dpte_req_width = 1 << log2_dpte_req_width; /* calculate pitch dpte row buffer can hold * round the result down to a power of two. */ if (surf_linear) { log2_dpte_row_height_linear = dml_floor( dml_log2(dpte_buf_in_pte_reqs * dpte_req_width / data_pitch), 1); ASSERT(log2_dpte_row_height_linear >= 3); if (log2_dpte_row_height_linear > 7) log2_dpte_row_height_linear = 7; log2_dpte_row_height = log2_dpte_row_height_linear; rq_dlg_param->dpte_row_height = 1 << log2_dpte_row_height; /* For linear, the dpte row is pitch dependent and the pte requests wrap at the pitch boundary. * the dpte_row_width_ub is the upper bound of data_pitch*dpte_row_height in elements with this unique buffering. */ dpte_row_width_ub = dml_round_to_multiple( data_pitch * dpte_row_height - 1, dpte_req_width, 1) + dpte_req_width; rq_dlg_param->dpte_req_per_row_ub = dpte_row_width_ub / dpte_req_width; } else { /* for tiled mode, row height is the same as req height and row store up to vp size upper bound */ if (!surf_vert) { log2_dpte_row_height = log2_dpte_req_height; dpte_row_width_ub = dml_round_to_multiple(vp_width - 1, dpte_req_width, 1) + dpte_req_width; rq_dlg_param->dpte_req_per_row_ub = dpte_row_width_ub / dpte_req_width; } else { log2_dpte_row_height = (log2_blk_width < log2_dpte_req_width) ? log2_blk_width : log2_dpte_req_width; dpte_row_width_ub = dml_round_to_multiple(vp_height - 1, dpte_req_height, 1) + dpte_req_height; rq_dlg_param->dpte_req_per_row_ub = dpte_row_width_ub / dpte_req_height; } rq_dlg_param->dpte_row_height = 1 << log2_dpte_row_height; } rq_dlg_param->dpte_bytes_per_row_ub = rq_dlg_param->dpte_req_per_row_ub * 64; /* From programming guide: * There is a special case of saving only half of ptes returned due to buffer space limits. * this case applies to 4 and 8bpe in horizontal access of a vp_width greater than 2560+16 * when the pte request is 2x4 ptes (which happens when vmpg_bytes =4kb and tile blk_bytes >=64kb). */ if (!surf_vert && vp_width > (2560 + 16) && bytes_per_element >= 4 && log2_vmpg_bytes == 12 && log2_blk_bytes >= 16) { log2_dpte_row_height = log2_dpte_row_height - 1; /*half of the full height */ rq_dlg_param->dpte_row_height = 1 << log2_dpte_row_height; } /* the dpte_group_bytes is reduced for the specific case of vertical * access of a tile surface that has dpte request of 8x1 ptes. */ if (!surf_linear && (log2_dpte_req_height_ptes == 0) && surf_vert) /*reduced, in this case, will have page fault within a group */ rq_sizing_param->dpte_group_bytes = 512; else /*full size */ rq_sizing_param->dpte_group_bytes = 2048; /*since pte request size is 64byte, the number of data pte requests per full sized group is as follows. */ log2_dpte_group_bytes = dml_log2(rq_sizing_param->dpte_group_bytes); log2_dpte_group_length = log2_dpte_group_bytes - 6; /*length in 64b requests */ /* full sized data pte group width in elements */ if (!surf_vert) log2_dpte_group_width = log2_dpte_group_length + log2_dpte_req_width; else log2_dpte_group_width = log2_dpte_group_length + log2_dpte_req_height; dpte_group_width = 1 << log2_dpte_group_width; /* since dpte groups are only aligned to dpte_req_width and not dpte_group_width, * the upper bound for the dpte groups per row is as follows. */ rq_dlg_param->dpte_groups_per_row_ub = dml_ceil( (double) dpte_row_width_ub / dpte_group_width, 1); dml1_rq_dlg_get_row_heights( mode_lib, &func_dpte_row_height, &func_meta_row_height, vp_width, data_pitch, pipe_src_param->source_format, pipe_src_param->sw_mode, pipe_src_param->macro_tile_size, pipe_src_param->source_scan, is_chroma); /* Just a check to make sure this function and the new one give the same * result. The standalone get_row_heights() function is based off of the * code in this function so the same changes need to be made to both. */ if (rq_dlg_param->meta_row_height != func_meta_row_height) { DTRACE( "MISMATCH: rq_dlg_param->meta_row_height = %d", rq_dlg_param->meta_row_height); DTRACE("MISMATCH: func_meta_row_height = %d", func_meta_row_height); ASSERT(0); } if (rq_dlg_param->dpte_row_height != func_dpte_row_height) { DTRACE( "MISMATCH: rq_dlg_param->dpte_row_height = %d", rq_dlg_param->dpte_row_height); DTRACE("MISMATCH: func_dpte_row_height = %d", func_dpte_row_height); ASSERT(0); } } void dml1_rq_dlg_get_rq_params( struct display_mode_lib *mode_lib, struct _vcs_dpi_display_rq_params_st *rq_param, const struct _vcs_dpi_display_pipe_source_params_st *pipe_src_param) { /* get param for luma surface */ rq_param->yuv420 = pipe_src_param->source_format == dm_420_8 || pipe_src_param->source_format == dm_420_10; rq_param->yuv420_10bpc = pipe_src_param->source_format == dm_420_10; get_surf_rq_param( mode_lib, &(rq_param->sizing.rq_l), &(rq_param->dlg.rq_l), &(rq_param->misc.rq_l), pipe_src_param, 0); if (is_dual_plane((enum source_format_class) pipe_src_param->source_format)) { /* get param for chroma surface */ get_surf_rq_param( mode_lib, &(rq_param->sizing.rq_c), &(rq_param->dlg.rq_c), &(rq_param->misc.rq_c), pipe_src_param, 1); } /* calculate how to split the det buffer space between luma and chroma */ handle_det_buf_split(mode_lib, rq_param, pipe_src_param); print__rq_params_st(mode_lib, rq_param); } /* Note: currently taken in as is. * Nice to decouple code from hw register implement and extract code that are repeated for luma and chroma. */ void dml1_rq_dlg_get_dlg_params( struct display_mode_lib *mode_lib, struct _vcs_dpi_display_dlg_regs_st *disp_dlg_regs, struct _vcs_dpi_display_ttu_regs_st *disp_ttu_regs, const struct _vcs_dpi_display_rq_dlg_params_st *rq_dlg_param, const struct _vcs_dpi_display_dlg_sys_params_st *dlg_sys_param, const struct _vcs_dpi_display_e2e_pipe_params_st *e2e_pipe_param, const bool cstate_en, const bool pstate_en, const bool vm_en, const bool iflip_en) { /* Timing */ unsigned int htotal = e2e_pipe_param->pipe.dest.htotal; unsigned int hblank_end = e2e_pipe_param->pipe.dest.hblank_end; unsigned int vblank_start = e2e_pipe_param->pipe.dest.vblank_start; unsigned int vblank_end = e2e_pipe_param->pipe.dest.vblank_end; bool interlaced = e2e_pipe_param->pipe.dest.interlaced; unsigned int min_vblank = mode_lib->ip.min_vblank_lines; double pclk_freq_in_mhz = e2e_pipe_param->pipe.dest.pixel_rate_mhz; double refclk_freq_in_mhz = e2e_pipe_param->clks_cfg.refclk_mhz; double dppclk_freq_in_mhz = e2e_pipe_param->clks_cfg.dppclk_mhz; double dispclk_freq_in_mhz = e2e_pipe_param->clks_cfg.dispclk_mhz; double ref_freq_to_pix_freq; double prefetch_xy_calc_in_dcfclk; double min_dcfclk_mhz; double t_calc_us; double min_ttu_vblank; double min_dst_y_ttu_vblank; unsigned int dlg_vblank_start; bool dcc_en; bool dual_plane; bool mode_422; unsigned int access_dir; unsigned int bytes_per_element_l; unsigned int bytes_per_element_c; unsigned int vp_height_l; unsigned int vp_width_l; unsigned int vp_height_c; unsigned int vp_width_c; unsigned int htaps_l; unsigned int htaps_c; double hratios_l; double hratios_c; double vratio_l; double vratio_c; double line_time_in_us; double vinit_l; double vinit_c; double vinit_bot_l; double vinit_bot_c; unsigned int swath_height_l; unsigned int swath_width_ub_l; unsigned int dpte_bytes_per_row_ub_l; unsigned int dpte_groups_per_row_ub_l; unsigned int meta_pte_bytes_per_frame_ub_l; unsigned int meta_bytes_per_row_ub_l; unsigned int swath_height_c; unsigned int swath_width_ub_c; unsigned int dpte_bytes_per_row_ub_c; unsigned int dpte_groups_per_row_ub_c; unsigned int meta_chunks_per_row_ub_l; unsigned int vupdate_offset; unsigned int vupdate_width; unsigned int vready_offset; unsigned int dppclk_delay_subtotal; unsigned int dispclk_delay_subtotal; unsigned int pixel_rate_delay_subtotal; unsigned int vstartup_start; unsigned int dst_x_after_scaler; unsigned int dst_y_after_scaler; double line_wait; double line_o; double line_setup; double line_calc; double dst_y_prefetch; double t_pre_us; unsigned int vm_bytes; unsigned int meta_row_bytes; unsigned int max_num_sw_l; unsigned int max_num_sw_c; unsigned int max_partial_sw_l; unsigned int max_partial_sw_c; double max_vinit_l; double max_vinit_c; unsigned int lsw_l; unsigned int lsw_c; unsigned int sw_bytes_ub_l; unsigned int sw_bytes_ub_c; unsigned int sw_bytes; unsigned int dpte_row_bytes; double prefetch_bw; double flip_bw; double t_vm_us; double t_r0_us; double dst_y_per_vm_vblank; double dst_y_per_row_vblank; double min_dst_y_per_vm_vblank; double min_dst_y_per_row_vblank; double lsw; double vratio_pre_l; double vratio_pre_c; unsigned int req_per_swath_ub_l; unsigned int req_per_swath_ub_c; unsigned int meta_row_height_l; unsigned int swath_width_pixels_ub_l; unsigned int swath_width_pixels_ub_c; unsigned int scaler_rec_in_width_l; unsigned int scaler_rec_in_width_c; unsigned int dpte_row_height_l; unsigned int dpte_row_height_c; double hscale_pixel_rate_l; double hscale_pixel_rate_c; double min_hratio_fact_l; double min_hratio_fact_c; double refcyc_per_line_delivery_pre_l; double refcyc_per_line_delivery_pre_c; double refcyc_per_line_delivery_l; double refcyc_per_line_delivery_c; double refcyc_per_req_delivery_pre_l; double refcyc_per_req_delivery_pre_c; double refcyc_per_req_delivery_l; double refcyc_per_req_delivery_c; double refcyc_per_req_delivery_pre_cur0; double refcyc_per_req_delivery_cur0; unsigned int full_recout_width; double hratios_cur0; unsigned int cur0_src_width; enum cursor_bpp cur0_bpp; unsigned int cur0_req_size; unsigned int cur0_req_width; double cur0_width_ub; double cur0_req_per_width; double hactive_cur0; memset(disp_dlg_regs, 0, sizeof(*disp_dlg_regs)); memset(disp_ttu_regs, 0, sizeof(*disp_ttu_regs)); DTRACE("DLG: %s: cstate_en = %d", __func__, cstate_en); DTRACE("DLG: %s: pstate_en = %d", __func__, pstate_en); DTRACE("DLG: %s: vm_en = %d", __func__, vm_en); DTRACE("DLG: %s: iflip_en = %d", __func__, iflip_en); /* ------------------------- */ /* Section 1.5.2.1: OTG dependent Params */ /* ------------------------- */ DTRACE("DLG: %s: dppclk_freq_in_mhz = %3.2f", __func__, dppclk_freq_in_mhz); DTRACE("DLG: %s: dispclk_freq_in_mhz = %3.2f", __func__, dispclk_freq_in_mhz); DTRACE("DLG: %s: refclk_freq_in_mhz = %3.2f", __func__, refclk_freq_in_mhz); DTRACE("DLG: %s: pclk_freq_in_mhz = %3.2f", __func__, pclk_freq_in_mhz); DTRACE("DLG: %s: interlaced = %d", __func__, interlaced); ref_freq_to_pix_freq = refclk_freq_in_mhz / pclk_freq_in_mhz; ASSERT(ref_freq_to_pix_freq < 4.0); disp_dlg_regs->ref_freq_to_pix_freq = (unsigned int) (ref_freq_to_pix_freq * dml_pow(2, 19)); disp_dlg_regs->refcyc_per_htotal = (unsigned int) (ref_freq_to_pix_freq * (double) htotal * dml_pow(2, 8)); disp_dlg_regs->refcyc_h_blank_end = (unsigned int) ((double) hblank_end * (double) ref_freq_to_pix_freq); ASSERT(disp_dlg_regs->refcyc_h_blank_end < (unsigned int) dml_pow(2, 13)); disp_dlg_regs->dlg_vblank_end = interlaced ? (vblank_end / 2) : vblank_end; /* 15 bits */ prefetch_xy_calc_in_dcfclk = 24.0; /* TODO: ip_param */ min_dcfclk_mhz = dlg_sys_param->deepsleep_dcfclk_mhz; t_calc_us = prefetch_xy_calc_in_dcfclk / min_dcfclk_mhz; min_ttu_vblank = dlg_sys_param->t_urg_wm_us; if (cstate_en) min_ttu_vblank = dml_max(dlg_sys_param->t_sr_wm_us, min_ttu_vblank); if (pstate_en) min_ttu_vblank = dml_max(dlg_sys_param->t_mclk_wm_us, min_ttu_vblank); min_ttu_vblank = min_ttu_vblank + t_calc_us; min_dst_y_ttu_vblank = min_ttu_vblank * pclk_freq_in_mhz / (double) htotal; dlg_vblank_start = interlaced ? (vblank_start / 2) : vblank_start; disp_dlg_regs->min_dst_y_next_start = (unsigned int) (((double) dlg_vblank_start + min_dst_y_ttu_vblank) * dml_pow(2, 2)); ASSERT(disp_dlg_regs->min_dst_y_next_start < (unsigned int) dml_pow(2, 18)); DTRACE("DLG: %s: min_dcfclk_mhz = %3.2f", __func__, min_dcfclk_mhz); DTRACE("DLG: %s: min_ttu_vblank = %3.2f", __func__, min_ttu_vblank); DTRACE( "DLG: %s: min_dst_y_ttu_vblank = %3.2f", __func__, min_dst_y_ttu_vblank); DTRACE("DLG: %s: t_calc_us = %3.2f", __func__, t_calc_us); DTRACE( "DLG: %s: disp_dlg_regs->min_dst_y_next_start = 0x%0x", __func__, disp_dlg_regs->min_dst_y_next_start); DTRACE( "DLG: %s: ref_freq_to_pix_freq = %3.2f", __func__, ref_freq_to_pix_freq); /* ------------------------- */ /* Section 1.5.2.2: Prefetch, Active and TTU */ /* ------------------------- */ /* Prefetch Calc */ /* Source */ dcc_en = e2e_pipe_param->pipe.src.dcc; dual_plane = is_dual_plane( (enum source_format_class) e2e_pipe_param->pipe.src.source_format); mode_422 = 0; /* TODO */ access_dir = (e2e_pipe_param->pipe.src.source_scan == dm_vert); /* vp access direction: horizontal or vertical accessed */ bytes_per_element_l = get_bytes_per_element( (enum source_format_class) e2e_pipe_param->pipe.src.source_format, 0); bytes_per_element_c = get_bytes_per_element( (enum source_format_class) e2e_pipe_param->pipe.src.source_format, 1); vp_height_l = e2e_pipe_param->pipe.src.viewport_height; vp_width_l = e2e_pipe_param->pipe.src.viewport_width; vp_height_c = e2e_pipe_param->pipe.src.viewport_height_c; vp_width_c = e2e_pipe_param->pipe.src.viewport_width_c; /* Scaling */ htaps_l = e2e_pipe_param->pipe.scale_taps.htaps; htaps_c = e2e_pipe_param->pipe.scale_taps.htaps_c; hratios_l = e2e_pipe_param->pipe.scale_ratio_depth.hscl_ratio; hratios_c = e2e_pipe_param->pipe.scale_ratio_depth.hscl_ratio_c; vratio_l = e2e_pipe_param->pipe.scale_ratio_depth.vscl_ratio; vratio_c = e2e_pipe_param->pipe.scale_ratio_depth.vscl_ratio_c; line_time_in_us = (htotal / pclk_freq_in_mhz); vinit_l = e2e_pipe_param->pipe.scale_ratio_depth.vinit; vinit_c = e2e_pipe_param->pipe.scale_ratio_depth.vinit_c; vinit_bot_l = e2e_pipe_param->pipe.scale_ratio_depth.vinit_bot; vinit_bot_c = e2e_pipe_param->pipe.scale_ratio_depth.vinit_bot_c; swath_height_l = rq_dlg_param->rq_l.swath_height; swath_width_ub_l = rq_dlg_param->rq_l.swath_width_ub; dpte_bytes_per_row_ub_l = rq_dlg_param->rq_l.dpte_bytes_per_row_ub; dpte_groups_per_row_ub_l = rq_dlg_param->rq_l.dpte_groups_per_row_ub; meta_pte_bytes_per_frame_ub_l = rq_dlg_param->rq_l.meta_pte_bytes_per_frame_ub; meta_bytes_per_row_ub_l = rq_dlg_param->rq_l.meta_bytes_per_row_ub; swath_height_c = rq_dlg_param->rq_c.swath_height; swath_width_ub_c = rq_dlg_param->rq_c.swath_width_ub; dpte_bytes_per_row_ub_c = rq_dlg_param->rq_c.dpte_bytes_per_row_ub; dpte_groups_per_row_ub_c = rq_dlg_param->rq_c.dpte_groups_per_row_ub; meta_chunks_per_row_ub_l = rq_dlg_param->rq_l.meta_chunks_per_row_ub; vupdate_offset = e2e_pipe_param->pipe.dest.vupdate_offset; vupdate_width = e2e_pipe_param->pipe.dest.vupdate_width; vready_offset = e2e_pipe_param->pipe.dest.vready_offset; dppclk_delay_subtotal = mode_lib->ip.dppclk_delay_subtotal; dispclk_delay_subtotal = mode_lib->ip.dispclk_delay_subtotal; pixel_rate_delay_subtotal = dppclk_delay_subtotal * pclk_freq_in_mhz / dppclk_freq_in_mhz + dispclk_delay_subtotal * pclk_freq_in_mhz / dispclk_freq_in_mhz; vstartup_start = e2e_pipe_param->pipe.dest.vstartup_start; if (interlaced) vstartup_start = vstartup_start / 2; if (vstartup_start >= min_vblank) { DTRACE( "WARNING_DLG: %s: vblank_start=%d vblank_end=%d", __func__, vblank_start, vblank_end); DTRACE( "WARNING_DLG: %s: vstartup_start=%d should be less than min_vblank=%d", __func__, vstartup_start, min_vblank); min_vblank = vstartup_start + 1; DTRACE( "WARNING_DLG: %s: vstartup_start=%d should be less than min_vblank=%d", __func__, vstartup_start, min_vblank); } dst_x_after_scaler = 0; dst_y_after_scaler = 0; if (e2e_pipe_param->pipe.src.is_hsplit) dst_x_after_scaler = pixel_rate_delay_subtotal + e2e_pipe_param->pipe.dest.recout_width; else dst_x_after_scaler = pixel_rate_delay_subtotal; if (e2e_pipe_param->dout.output_format == dm_420) dst_y_after_scaler = 1; else dst_y_after_scaler = 0; if (dst_x_after_scaler >= htotal) { dst_x_after_scaler = dst_x_after_scaler - htotal; dst_y_after_scaler = dst_y_after_scaler + 1; } DTRACE("DLG: %s: htotal = %d", __func__, htotal); DTRACE( "DLG: %s: pixel_rate_delay_subtotal = %d", __func__, pixel_rate_delay_subtotal); DTRACE("DLG: %s: dst_x_after_scaler = %d", __func__, dst_x_after_scaler); DTRACE("DLG: %s: dst_y_after_scaler = %d", __func__, dst_y_after_scaler); line_wait = mode_lib->soc.urgent_latency_us; if (cstate_en) line_wait = dml_max(mode_lib->soc.sr_enter_plus_exit_time_us, line_wait); if (pstate_en) line_wait = dml_max( mode_lib->soc.dram_clock_change_latency_us + mode_lib->soc.urgent_latency_us, line_wait); line_wait = line_wait / line_time_in_us; line_o = (double) dst_y_after_scaler + dst_x_after_scaler / (double) htotal; line_setup = (double) (vupdate_offset + vupdate_width + vready_offset) / (double) htotal; line_calc = t_calc_us / line_time_in_us; DTRACE( "DLG: %s: soc.sr_enter_plus_exit_time_us = %3.2f", __func__, (double) mode_lib->soc.sr_enter_plus_exit_time_us); DTRACE( "DLG: %s: soc.dram_clock_change_latency_us = %3.2f", __func__, (double) mode_lib->soc.dram_clock_change_latency_us); DTRACE( "DLG: %s: soc.urgent_latency_us = %3.2f", __func__, mode_lib->soc.urgent_latency_us); DTRACE("DLG: %s: swath_height_l = %d", __func__, swath_height_l); if (dual_plane) DTRACE("DLG: %s: swath_height_c = %d", __func__, swath_height_c); DTRACE("DLG: %s: line_time_in_us = %3.2f", __func__, (double) line_time_in_us); DTRACE("DLG: %s: vupdate_offset = %d", __func__, vupdate_offset); DTRACE("DLG: %s: vupdate_width = %d", __func__, vupdate_width); DTRACE("DLG: %s: vready_offset = %d", __func__, vready_offset); DTRACE("DLG: %s: line_time_in_us = %3.2f", __func__, line_time_in_us); DTRACE("DLG: %s: line_wait = %3.2f", __func__, line_wait); DTRACE("DLG: %s: line_o = %3.2f", __func__, line_o); DTRACE("DLG: %s: line_setup = %3.2f", __func__, line_setup); DTRACE("DLG: %s: line_calc = %3.2f", __func__, line_calc); dst_y_prefetch = ((double) min_vblank - 1.0) - (line_setup + line_calc + line_wait + line_o); DTRACE("DLG: %s: dst_y_prefetch (before rnd) = %3.2f", __func__, dst_y_prefetch); ASSERT(dst_y_prefetch >= 2.0); dst_y_prefetch = dml_floor(4.0 * (dst_y_prefetch + 0.125), 1) / 4; DTRACE("DLG: %s: dst_y_prefetch (after rnd) = %3.2f", __func__, dst_y_prefetch); t_pre_us = dst_y_prefetch * line_time_in_us; vm_bytes = 0; meta_row_bytes = 0; if (dcc_en && vm_en) vm_bytes = meta_pte_bytes_per_frame_ub_l; if (dcc_en) meta_row_bytes = meta_bytes_per_row_ub_l; max_num_sw_l = 0; max_num_sw_c = 0; max_partial_sw_l = 0; max_partial_sw_c = 0; max_vinit_l = interlaced ? dml_max(vinit_l, vinit_bot_l) : vinit_l; max_vinit_c = interlaced ? dml_max(vinit_c, vinit_bot_c) : vinit_c; get_swath_need(mode_lib, &max_num_sw_l, &max_partial_sw_l, swath_height_l, max_vinit_l); if (dual_plane) get_swath_need( mode_lib, &max_num_sw_c, &max_partial_sw_c, swath_height_c, max_vinit_c); lsw_l = max_num_sw_l * swath_height_l + max_partial_sw_l; lsw_c = max_num_sw_c * swath_height_c + max_partial_sw_c; sw_bytes_ub_l = lsw_l * swath_width_ub_l * bytes_per_element_l; sw_bytes_ub_c = lsw_c * swath_width_ub_c * bytes_per_element_c; sw_bytes = 0; dpte_row_bytes = 0; if (vm_en) { if (dual_plane) dpte_row_bytes = dpte_bytes_per_row_ub_l + dpte_bytes_per_row_ub_c; else dpte_row_bytes = dpte_bytes_per_row_ub_l; } else { dpte_row_bytes = 0; } if (dual_plane) sw_bytes = sw_bytes_ub_l + sw_bytes_ub_c; else sw_bytes = sw_bytes_ub_l; DTRACE("DLG: %s: sw_bytes_ub_l = %d", __func__, sw_bytes_ub_l); DTRACE("DLG: %s: sw_bytes_ub_c = %d", __func__, sw_bytes_ub_c); DTRACE("DLG: %s: sw_bytes = %d", __func__, sw_bytes); DTRACE("DLG: %s: vm_bytes = %d", __func__, vm_bytes); DTRACE("DLG: %s: meta_row_bytes = %d", __func__, meta_row_bytes); DTRACE("DLG: %s: dpte_row_bytes = %d", __func__, dpte_row_bytes); prefetch_bw = (vm_bytes + 2 * dpte_row_bytes + 2 * meta_row_bytes + sw_bytes) / t_pre_us; flip_bw = ((vm_bytes + dpte_row_bytes + meta_row_bytes) * dlg_sys_param->total_flip_bw) / (double) dlg_sys_param->total_flip_bytes; t_vm_us = line_time_in_us / 4.0; if (vm_en && dcc_en) { t_vm_us = dml_max( dlg_sys_param->t_extra_us, dml_max((double) vm_bytes / prefetch_bw, t_vm_us)); if (iflip_en && !dual_plane) { t_vm_us = dml_max(mode_lib->soc.urgent_latency_us, t_vm_us); if (flip_bw > 0.) t_vm_us = dml_max(vm_bytes / flip_bw, t_vm_us); } } t_r0_us = dml_max(dlg_sys_param->t_extra_us - t_vm_us, line_time_in_us - t_vm_us); if (vm_en || dcc_en) { t_r0_us = dml_max( (double) (dpte_row_bytes + meta_row_bytes) / prefetch_bw, dlg_sys_param->t_extra_us); t_r0_us = dml_max((double) (line_time_in_us - t_vm_us), t_r0_us); if (iflip_en && !dual_plane) { t_r0_us = dml_max(mode_lib->soc.urgent_latency_us * 2.0, t_r0_us); if (flip_bw > 0.) t_r0_us = dml_max( (dpte_row_bytes + meta_row_bytes) / flip_bw, t_r0_us); } } disp_dlg_regs->dst_y_after_scaler = dst_y_after_scaler; /* in terms of line */ disp_dlg_regs->refcyc_x_after_scaler = dst_x_after_scaler * ref_freq_to_pix_freq; /* in terms of refclk */ ASSERT(disp_dlg_regs->refcyc_x_after_scaler < (unsigned int) dml_pow(2, 13)); DTRACE( "DLG: %s: disp_dlg_regs->dst_y_after_scaler = 0x%0x", __func__, disp_dlg_regs->dst_y_after_scaler); DTRACE( "DLG: %s: disp_dlg_regs->refcyc_x_after_scaler = 0x%0x", __func__, disp_dlg_regs->refcyc_x_after_scaler); disp_dlg_regs->dst_y_prefetch = (unsigned int) (dst_y_prefetch * dml_pow(2, 2)); DTRACE( "DLG: %s: disp_dlg_regs->dst_y_prefetch = %d", __func__, disp_dlg_regs->dst_y_prefetch); dst_y_per_vm_vblank = 0.0; dst_y_per_row_vblank = 0.0; dst_y_per_vm_vblank = t_vm_us / line_time_in_us; dst_y_per_vm_vblank = dml_floor(4.0 * (dst_y_per_vm_vblank + 0.125), 1) / 4.0; disp_dlg_regs->dst_y_per_vm_vblank = (unsigned int) (dst_y_per_vm_vblank * dml_pow(2, 2)); dst_y_per_row_vblank = t_r0_us / line_time_in_us; dst_y_per_row_vblank = dml_floor(4.0 * (dst_y_per_row_vblank + 0.125), 1) / 4.0; disp_dlg_regs->dst_y_per_row_vblank = (unsigned int) (dst_y_per_row_vblank * dml_pow(2, 2)); DTRACE("DLG: %s: lsw_l = %d", __func__, lsw_l); DTRACE("DLG: %s: lsw_c = %d", __func__, lsw_c); DTRACE("DLG: %s: dpte_bytes_per_row_ub_l = %d", __func__, dpte_bytes_per_row_ub_l); DTRACE("DLG: %s: dpte_bytes_per_row_ub_c = %d", __func__, dpte_bytes_per_row_ub_c); DTRACE("DLG: %s: prefetch_bw = %3.2f", __func__, prefetch_bw); DTRACE("DLG: %s: flip_bw = %3.2f", __func__, flip_bw); DTRACE("DLG: %s: t_pre_us = %3.2f", __func__, t_pre_us); DTRACE("DLG: %s: t_vm_us = %3.2f", __func__, t_vm_us); DTRACE("DLG: %s: t_r0_us = %3.2f", __func__, t_r0_us); DTRACE("DLG: %s: dst_y_per_vm_vblank = %3.2f", __func__, dst_y_per_vm_vblank); DTRACE("DLG: %s: dst_y_per_row_vblank = %3.2f", __func__, dst_y_per_row_vblank); DTRACE("DLG: %s: dst_y_prefetch = %3.2f", __func__, dst_y_prefetch); min_dst_y_per_vm_vblank = 8.0; min_dst_y_per_row_vblank = 16.0; if (htotal <= 75) { min_vblank = 300; min_dst_y_per_vm_vblank = 100.0; min_dst_y_per_row_vblank = 100.0; } ASSERT(dst_y_per_vm_vblank < min_dst_y_per_vm_vblank); ASSERT(dst_y_per_row_vblank < min_dst_y_per_row_vblank); ASSERT(dst_y_prefetch > (dst_y_per_vm_vblank + dst_y_per_row_vblank)); lsw = dst_y_prefetch - (dst_y_per_vm_vblank + dst_y_per_row_vblank); DTRACE("DLG: %s: lsw = %3.2f", __func__, lsw); vratio_pre_l = get_vratio_pre( mode_lib, max_num_sw_l, max_partial_sw_l, swath_height_l, max_vinit_l, lsw); vratio_pre_c = 1.0; if (dual_plane) vratio_pre_c = get_vratio_pre( mode_lib, max_num_sw_c, max_partial_sw_c, swath_height_c, max_vinit_c, lsw); DTRACE("DLG: %s: vratio_pre_l=%3.2f", __func__, vratio_pre_l); DTRACE("DLG: %s: vratio_pre_c=%3.2f", __func__, vratio_pre_c); ASSERT(vratio_pre_l <= 4.0); if (vratio_pre_l >= 4.0) disp_dlg_regs->vratio_prefetch = (unsigned int) dml_pow(2, 21) - 1; else disp_dlg_regs->vratio_prefetch = (unsigned int) (vratio_pre_l * dml_pow(2, 19)); ASSERT(vratio_pre_c <= 4.0); if (vratio_pre_c >= 4.0) disp_dlg_regs->vratio_prefetch_c = (unsigned int) dml_pow(2, 21) - 1; else disp_dlg_regs->vratio_prefetch_c = (unsigned int) (vratio_pre_c * dml_pow(2, 19)); disp_dlg_regs->refcyc_per_pte_group_vblank_l = (unsigned int) (dst_y_per_row_vblank * (double) htotal * ref_freq_to_pix_freq / (double) dpte_groups_per_row_ub_l); ASSERT(disp_dlg_regs->refcyc_per_pte_group_vblank_l < (unsigned int) dml_pow(2, 13)); disp_dlg_regs->refcyc_per_pte_group_vblank_c = (unsigned int) (dst_y_per_row_vblank * (double) htotal * ref_freq_to_pix_freq / (double) dpte_groups_per_row_ub_c); ASSERT(disp_dlg_regs->refcyc_per_pte_group_vblank_c < (unsigned int) dml_pow(2, 13)); disp_dlg_regs->refcyc_per_meta_chunk_vblank_l = (unsigned int) (dst_y_per_row_vblank * (double) htotal * ref_freq_to_pix_freq / (double) meta_chunks_per_row_ub_l); ASSERT(disp_dlg_regs->refcyc_per_meta_chunk_vblank_l < (unsigned int) dml_pow(2, 13)); disp_dlg_regs->refcyc_per_meta_chunk_vblank_c = disp_dlg_regs->refcyc_per_meta_chunk_vblank_l;/* dcc for 4:2:0 is not supported in dcn1.0. assigned to be the same as _l for now */ /* Active */ req_per_swath_ub_l = rq_dlg_param->rq_l.req_per_swath_ub; req_per_swath_ub_c = rq_dlg_param->rq_c.req_per_swath_ub; meta_row_height_l = rq_dlg_param->rq_l.meta_row_height; swath_width_pixels_ub_l = 0; swath_width_pixels_ub_c = 0; scaler_rec_in_width_l = 0; scaler_rec_in_width_c = 0; dpte_row_height_l = rq_dlg_param->rq_l.dpte_row_height; dpte_row_height_c = rq_dlg_param->rq_c.dpte_row_height; disp_dlg_regs->dst_y_per_pte_row_nom_l = (unsigned int) ((double) dpte_row_height_l / (double) vratio_l * dml_pow(2, 2)); ASSERT(disp_dlg_regs->dst_y_per_pte_row_nom_l < (unsigned int) dml_pow(2, 17)); disp_dlg_regs->dst_y_per_pte_row_nom_c = (unsigned int) ((double) dpte_row_height_c / (double) vratio_c * dml_pow(2, 2)); ASSERT(disp_dlg_regs->dst_y_per_pte_row_nom_c < (unsigned int) dml_pow(2, 17)); disp_dlg_regs->dst_y_per_meta_row_nom_l = (unsigned int) ((double) meta_row_height_l / (double) vratio_l * dml_pow(2, 2)); ASSERT(disp_dlg_regs->dst_y_per_meta_row_nom_l < (unsigned int) dml_pow(2, 17)); disp_dlg_regs->dst_y_per_meta_row_nom_c = disp_dlg_regs->dst_y_per_meta_row_nom_l; /* dcc for 4:2:0 is not supported in dcn1.0. assigned to be the same as _l for now */ disp_dlg_regs->refcyc_per_pte_group_nom_l = (unsigned int) ((double) dpte_row_height_l / (double) vratio_l * (double) htotal * ref_freq_to_pix_freq / (double) dpte_groups_per_row_ub_l); if (disp_dlg_regs->refcyc_per_pte_group_nom_l >= (unsigned int) dml_pow(2, 23)) disp_dlg_regs->refcyc_per_pte_group_nom_l = dml_pow(2, 23) - 1; disp_dlg_regs->refcyc_per_pte_group_nom_c = (unsigned int) ((double) dpte_row_height_c / (double) vratio_c * (double) htotal * ref_freq_to_pix_freq / (double) dpte_groups_per_row_ub_c); if (disp_dlg_regs->refcyc_per_pte_group_nom_c >= (unsigned int) dml_pow(2, 23)) disp_dlg_regs->refcyc_per_pte_group_nom_c = dml_pow(2, 23) - 1; disp_dlg_regs->refcyc_per_meta_chunk_nom_l = (unsigned int) ((double) meta_row_height_l / (double) vratio_l * (double) htotal * ref_freq_to_pix_freq / (double) meta_chunks_per_row_ub_l); if (disp_dlg_regs->refcyc_per_meta_chunk_nom_l >= (unsigned int) dml_pow(2, 23)) disp_dlg_regs->refcyc_per_meta_chunk_nom_l = dml_pow(2, 23) - 1; if (mode_422) { swath_width_pixels_ub_l = swath_width_ub_l * 2; /* *2 for 2 pixel per element */ swath_width_pixels_ub_c = swath_width_ub_c * 2; } else { swath_width_pixels_ub_l = swath_width_ub_l * 1; swath_width_pixels_ub_c = swath_width_ub_c * 1; } hscale_pixel_rate_l = 0.; hscale_pixel_rate_c = 0.; min_hratio_fact_l = 1.0; min_hratio_fact_c = 1.0; if (htaps_l <= 1) min_hratio_fact_l = 2.0; else if (htaps_l <= 6) { if ((hratios_l * 2.0) > 4.0) min_hratio_fact_l = 4.0; else min_hratio_fact_l = hratios_l * 2.0; } else { if (hratios_l > 4.0) min_hratio_fact_l = 4.0; else min_hratio_fact_l = hratios_l; } hscale_pixel_rate_l = min_hratio_fact_l * dppclk_freq_in_mhz; if (htaps_c <= 1) min_hratio_fact_c = 2.0; else if (htaps_c <= 6) { if ((hratios_c * 2.0) > 4.0) min_hratio_fact_c = 4.0; else min_hratio_fact_c = hratios_c * 2.0; } else { if (hratios_c > 4.0) min_hratio_fact_c = 4.0; else min_hratio_fact_c = hratios_c; } hscale_pixel_rate_c = min_hratio_fact_c * dppclk_freq_in_mhz; refcyc_per_line_delivery_pre_l = 0.; refcyc_per_line_delivery_pre_c = 0.; refcyc_per_line_delivery_l = 0.; refcyc_per_line_delivery_c = 0.; refcyc_per_req_delivery_pre_l = 0.; refcyc_per_req_delivery_pre_c = 0.; refcyc_per_req_delivery_l = 0.; refcyc_per_req_delivery_c = 0.; refcyc_per_req_delivery_pre_cur0 = 0.; refcyc_per_req_delivery_cur0 = 0.; full_recout_width = 0; if (e2e_pipe_param->pipe.src.is_hsplit) { if (e2e_pipe_param->pipe.dest.full_recout_width == 0) { DTRACE("DLG: %s: Warningfull_recout_width not set in hsplit mode", __func__); full_recout_width = e2e_pipe_param->pipe.dest.recout_width * 2; /* assume half split for dcn1 */ } else full_recout_width = e2e_pipe_param->pipe.dest.full_recout_width; } else full_recout_width = e2e_pipe_param->pipe.dest.recout_width; refcyc_per_line_delivery_pre_l = get_refcyc_per_delivery( mode_lib, refclk_freq_in_mhz, pclk_freq_in_mhz, full_recout_width, vratio_pre_l, hscale_pixel_rate_l, swath_width_pixels_ub_l, 1); /* per line */ refcyc_per_line_delivery_l = get_refcyc_per_delivery( mode_lib, refclk_freq_in_mhz, pclk_freq_in_mhz, full_recout_width, vratio_l, hscale_pixel_rate_l, swath_width_pixels_ub_l, 1); /* per line */ DTRACE("DLG: %s: full_recout_width = %d", __func__, full_recout_width); DTRACE("DLG: %s: hscale_pixel_rate_l = %3.2f", __func__, hscale_pixel_rate_l); DTRACE( "DLG: %s: refcyc_per_line_delivery_pre_l = %3.2f", __func__, refcyc_per_line_delivery_pre_l); DTRACE( "DLG: %s: refcyc_per_line_delivery_l = %3.2f", __func__, refcyc_per_line_delivery_l); disp_dlg_regs->refcyc_per_line_delivery_pre_l = (unsigned int) dml_floor( refcyc_per_line_delivery_pre_l, 1); disp_dlg_regs->refcyc_per_line_delivery_l = (unsigned int) dml_floor( refcyc_per_line_delivery_l, 1); ASSERT(disp_dlg_regs->refcyc_per_line_delivery_pre_l < (unsigned int) dml_pow(2, 13)); ASSERT(disp_dlg_regs->refcyc_per_line_delivery_l < (unsigned int) dml_pow(2, 13)); if (dual_plane) { refcyc_per_line_delivery_pre_c = get_refcyc_per_delivery( mode_lib, refclk_freq_in_mhz, pclk_freq_in_mhz, full_recout_width, vratio_pre_c, hscale_pixel_rate_c, swath_width_pixels_ub_c, 1); /* per line */ refcyc_per_line_delivery_c = get_refcyc_per_delivery( mode_lib, refclk_freq_in_mhz, pclk_freq_in_mhz, full_recout_width, vratio_c, hscale_pixel_rate_c, swath_width_pixels_ub_c, 1); /* per line */ DTRACE( "DLG: %s: refcyc_per_line_delivery_pre_c = %3.2f", __func__, refcyc_per_line_delivery_pre_c); DTRACE( "DLG: %s: refcyc_per_line_delivery_c = %3.2f", __func__, refcyc_per_line_delivery_c); disp_dlg_regs->refcyc_per_line_delivery_pre_c = (unsigned int) dml_floor( refcyc_per_line_delivery_pre_c, 1); disp_dlg_regs->refcyc_per_line_delivery_c = (unsigned int) dml_floor( refcyc_per_line_delivery_c, 1); ASSERT(disp_dlg_regs->refcyc_per_line_delivery_pre_c < (unsigned int) dml_pow(2, 13)); ASSERT(disp_dlg_regs->refcyc_per_line_delivery_c < (unsigned int) dml_pow(2, 13)); } disp_dlg_regs->chunk_hdl_adjust_cur0 = 3; /* TTU - Luma / Chroma */ if (access_dir) { /* vertical access */ scaler_rec_in_width_l = vp_height_l; scaler_rec_in_width_c = vp_height_c; } else { scaler_rec_in_width_l = vp_width_l; scaler_rec_in_width_c = vp_width_c; } refcyc_per_req_delivery_pre_l = get_refcyc_per_delivery( mode_lib, refclk_freq_in_mhz, pclk_freq_in_mhz, full_recout_width, vratio_pre_l, hscale_pixel_rate_l, scaler_rec_in_width_l, req_per_swath_ub_l); /* per req */ refcyc_per_req_delivery_l = get_refcyc_per_delivery( mode_lib, refclk_freq_in_mhz, pclk_freq_in_mhz, full_recout_width, vratio_l, hscale_pixel_rate_l, scaler_rec_in_width_l, req_per_swath_ub_l); /* per req */ DTRACE( "DLG: %s: refcyc_per_req_delivery_pre_l = %3.2f", __func__, refcyc_per_req_delivery_pre_l); DTRACE( "DLG: %s: refcyc_per_req_delivery_l = %3.2f", __func__, refcyc_per_req_delivery_l); disp_ttu_regs->refcyc_per_req_delivery_pre_l = (unsigned int) (refcyc_per_req_delivery_pre_l * dml_pow(2, 10)); disp_ttu_regs->refcyc_per_req_delivery_l = (unsigned int) (refcyc_per_req_delivery_l * dml_pow(2, 10)); ASSERT(refcyc_per_req_delivery_pre_l < dml_pow(2, 13)); ASSERT(refcyc_per_req_delivery_l < dml_pow(2, 13)); if (dual_plane) { refcyc_per_req_delivery_pre_c = get_refcyc_per_delivery( mode_lib, refclk_freq_in_mhz, pclk_freq_in_mhz, full_recout_width, vratio_pre_c, hscale_pixel_rate_c, scaler_rec_in_width_c, req_per_swath_ub_c); /* per req */ refcyc_per_req_delivery_c = get_refcyc_per_delivery( mode_lib, refclk_freq_in_mhz, pclk_freq_in_mhz, full_recout_width, vratio_c, hscale_pixel_rate_c, scaler_rec_in_width_c, req_per_swath_ub_c); /* per req */ DTRACE( "DLG: %s: refcyc_per_req_delivery_pre_c = %3.2f", __func__, refcyc_per_req_delivery_pre_c); DTRACE( "DLG: %s: refcyc_per_req_delivery_c = %3.2f", __func__, refcyc_per_req_delivery_c); disp_ttu_regs->refcyc_per_req_delivery_pre_c = (unsigned int) (refcyc_per_req_delivery_pre_c * dml_pow(2, 10)); disp_ttu_regs->refcyc_per_req_delivery_c = (unsigned int) (refcyc_per_req_delivery_c * dml_pow(2, 10)); ASSERT(refcyc_per_req_delivery_pre_c < dml_pow(2, 13)); ASSERT(refcyc_per_req_delivery_c < dml_pow(2, 13)); } /* TTU - Cursor */ hratios_cur0 = e2e_pipe_param->pipe.scale_ratio_depth.hscl_ratio; cur0_src_width = e2e_pipe_param->pipe.src.cur0_src_width; /* cursor source width */ cur0_bpp = (enum cursor_bpp) e2e_pipe_param->pipe.src.cur0_bpp; cur0_req_size = 0; cur0_req_width = 0; cur0_width_ub = 0.0; cur0_req_per_width = 0.0; hactive_cur0 = 0.0; ASSERT(cur0_src_width <= 256); if (cur0_src_width > 0) { unsigned int cur0_bit_per_pixel = 0; if (cur0_bpp == dm_cur_2bit) { cur0_req_size = 64; /* byte */ cur0_bit_per_pixel = 2; } else { /* 32bit */ cur0_bit_per_pixel = 32; if (cur0_src_width >= 1 && cur0_src_width <= 16) cur0_req_size = 64; else if (cur0_src_width >= 17 && cur0_src_width <= 31) cur0_req_size = 128; else cur0_req_size = 256; } cur0_req_width = (double) cur0_req_size / ((double) cur0_bit_per_pixel / 8.0); cur0_width_ub = dml_ceil((double) cur0_src_width / (double) cur0_req_width, 1) * (double) cur0_req_width; cur0_req_per_width = cur0_width_ub / (double) cur0_req_width; hactive_cur0 = (double) cur0_src_width / hratios_cur0; /* TODO: oswin to think about what to do for cursor */ if (vratio_pre_l <= 1.0) { refcyc_per_req_delivery_pre_cur0 = hactive_cur0 * ref_freq_to_pix_freq / (double) cur0_req_per_width; } else { refcyc_per_req_delivery_pre_cur0 = (double) refclk_freq_in_mhz * (double) cur0_src_width / hscale_pixel_rate_l / (double) cur0_req_per_width; } disp_ttu_regs->refcyc_per_req_delivery_pre_cur0 = (unsigned int) (refcyc_per_req_delivery_pre_cur0 * dml_pow(2, 10)); ASSERT(refcyc_per_req_delivery_pre_cur0 < dml_pow(2, 13)); if (vratio_l <= 1.0) { refcyc_per_req_delivery_cur0 = hactive_cur0 * ref_freq_to_pix_freq / (double) cur0_req_per_width; } else { refcyc_per_req_delivery_cur0 = (double) refclk_freq_in_mhz * (double) cur0_src_width / hscale_pixel_rate_l / (double) cur0_req_per_width; } DTRACE("DLG: %s: cur0_req_width = %d", __func__, cur0_req_width); DTRACE( "DLG: %s: cur0_width_ub = %3.2f", __func__, cur0_width_ub); DTRACE( "DLG: %s: cur0_req_per_width = %3.2f", __func__, cur0_req_per_width); DTRACE( "DLG: %s: hactive_cur0 = %3.2f", __func__, hactive_cur0); DTRACE( "DLG: %s: refcyc_per_req_delivery_pre_cur0 = %3.2f", __func__, refcyc_per_req_delivery_pre_cur0); DTRACE( "DLG: %s: refcyc_per_req_delivery_cur0 = %3.2f", __func__, refcyc_per_req_delivery_cur0); disp_ttu_regs->refcyc_per_req_delivery_cur0 = (unsigned int) (refcyc_per_req_delivery_cur0 * dml_pow(2, 10)); ASSERT(refcyc_per_req_delivery_cur0 < dml_pow(2, 13)); } else { disp_ttu_regs->refcyc_per_req_delivery_pre_cur0 = 0; disp_ttu_regs->refcyc_per_req_delivery_cur0 = 0; } /* TTU - Misc */ disp_ttu_regs->qos_level_low_wm = 0; ASSERT(disp_ttu_regs->qos_level_low_wm < dml_pow(2, 14)); disp_ttu_regs->qos_level_high_wm = (unsigned int) (4.0 * (double) htotal * ref_freq_to_pix_freq); ASSERT(disp_ttu_regs->qos_level_high_wm < dml_pow(2, 14)); disp_ttu_regs->qos_level_flip = 14; disp_ttu_regs->qos_level_fixed_l = 8; disp_ttu_regs->qos_level_fixed_c = 8; disp_ttu_regs->qos_level_fixed_cur0 = 8; disp_ttu_regs->qos_ramp_disable_l = 0; disp_ttu_regs->qos_ramp_disable_c = 0; disp_ttu_regs->qos_ramp_disable_cur0 = 0; disp_ttu_regs->min_ttu_vblank = min_ttu_vblank * refclk_freq_in_mhz; ASSERT(disp_ttu_regs->min_ttu_vblank < dml_pow(2, 24)); print__ttu_regs_st(mode_lib, disp_ttu_regs); print__dlg_regs_st(mode_lib, disp_dlg_regs); }