| /* |
| * 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); |
| |
| /* FIXME: 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 if (!surf_vert) { |
| log2_swath_height_l = dml_log2(rq_param->misc.rq_l.blk256_height) - req128_l; |
| log2_swath_height_c = dml_log2(rq_param->misc.rq_c.blk256_height) - req128_c; |
| } else { |
| log2_swath_height_l = dml_log2(rq_param->misc.rq_l.blk256_width) - req128_l; |
| log2_swath_height_c = dml_log2(rq_param->misc.rq_c.blk256_width) - req128_c; |
| } |
| 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 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; |
| |
| 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; |
| |
| /* FIXME 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 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; |
| |
| 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; /* FIXME: 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; /* FIXME */ |
| 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: t_srx_delay_us = %3.2f", |
| __func__, |
| (double) dlg_sys_param.t_srx_delay_us); |
| 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; /* FIXME: 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); |
| } |
