diff options
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/dml/dcn20/display_rq_dlg_calc_20v2.c')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dml/dcn20/display_rq_dlg_calc_20v2.c | 1701 |
1 files changed, 1701 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dml/dcn20/display_rq_dlg_calc_20v2.c b/drivers/gpu/drm/amd/display/dc/dml/dcn20/display_rq_dlg_calc_20v2.c new file mode 100644 index 000000000000..ed8bf5f723c9 --- /dev/null +++ b/drivers/gpu/drm/amd/display/dc/dml/dcn20/display_rq_dlg_calc_20v2.c @@ -0,0 +1,1701 @@ +/* + * Copyright 2018 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 "../display_mode_lib.h" +#include "../display_mode_vba.h" +#include "display_rq_dlg_calc_20v2.h" + +// Function: dml20v2_rq_dlg_get_rq_params +// Calculate requestor related parameters that register definition agnostic +// (i.e. this layer does try to separate real values from register definition) +// Input: +// pipe_src_param - pipe source configuration (e.g. vp, pitch, etc.) +// Output: +// rq_param - values that can be used to setup RQ (e.g. swath_height, plane1_addr, etc.) +// +static void dml20v2_rq_dlg_get_rq_params( + struct display_mode_lib *mode_lib, + display_rq_params_st * rq_param, + const display_pipe_source_params_st pipe_src_param); + +// Function: dml20v2_rq_dlg_get_dlg_params +// Calculate deadline related parameters +// +static void dml20v2_rq_dlg_get_dlg_params(struct display_mode_lib *mode_lib, + const display_e2e_pipe_params_st *e2e_pipe_param, + const unsigned int num_pipes, + const unsigned int pipe_idx, + display_dlg_regs_st *disp_dlg_regs, + display_ttu_regs_st *disp_ttu_regs, + const display_rq_dlg_params_st rq_dlg_param, + const display_dlg_sys_params_st dlg_sys_param, + const bool cstate_en, + const bool pstate_en); +/* + * 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 void calculate_ttu_cursor(struct display_mode_lib *mode_lib, + double *refcyc_per_req_delivery_pre_cur, + double *refcyc_per_req_delivery_cur, + double refclk_freq_in_mhz, + double ref_freq_to_pix_freq, + double hscale_pixel_rate_l, + double hscl_ratio, + double vratio_pre_l, + double vratio_l, + unsigned int cur_width, + enum cursor_bpp cur_bpp); + +#include "../dml_inline_defs.h" + +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; + } else if (source_format == dm_444_8) { + ret_val = 1; + } + 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 double get_refcyc_per_delivery(struct display_mode_lib *mode_lib, + double refclk_freq_in_mhz, + double pclk_freq_in_mhz, + bool odm_combine, + unsigned int recout_width, + unsigned int hactive, + 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) { + if (odm_combine) + refcyc_per_delivery = (double) refclk_freq_in_mhz + * dml_min((double) recout_width, (double) hactive / 2.0) + / pclk_freq_in_mhz / (double) req_per_swath_ub; + else + 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; + } + + dml_print("DML_DLG: %s: refclk_freq_in_mhz = %3.2f\n", __func__, refclk_freq_in_mhz); + dml_print("DML_DLG: %s: pclk_freq_in_mhz = %3.2f\n", __func__, pclk_freq_in_mhz); + dml_print("DML_DLG: %s: recout_width = %d\n", __func__, recout_width); + dml_print("DML_DLG: %s: vratio = %3.2f\n", __func__, vratio); + dml_print("DML_DLG: %s: req_per_swath_ub = %d\n", __func__, req_per_swath_ub); + dml_print("DML_DLG: %s: refcyc_per_delivery= %3.2f\n", __func__, refcyc_per_delivery); + + return refcyc_per_delivery; + +} + +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, + display_data_rq_regs_st *rq_regs, + const display_data_rq_sizing_params_st rq_sizing) +{ + dml_print("DML_DLG: %s: rq_sizing param\n", __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; +} + +static void extract_rq_regs(struct display_mode_lib *mode_lib, + display_rq_regs_st *rq_regs, + const 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); + + rq_regs->rq_regs_l.pte_row_height_linear = dml_floor(dml_log2(rq_param.dlg.rq_l.dpte_row_height), + 1) - 3; + + if (rq_param.yuv420) { + extract_rq_sizing_regs(mode_lib, &(rq_regs->rq_regs_c), rq_param.sizing.rq_c); + rq_regs->rq_regs_c.pte_row_height_linear = dml_floor(dml_log2(rq_param.dlg.rq_c.dpte_row_height), + 1) - 3; + } + + 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, + display_rq_params_st *rq_param, + const 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; + } + // 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; + + dml_print("DML_DLG: %s: req128_l = %0d\n", __func__, req128_l); + dml_print("DML_DLG: %s: req128_c = %0d\n", __func__, req128_c); + dml_print("DML_DLG: %s: full_swath_bytes_packed_l = %0d\n", + __func__, + full_swath_bytes_packed_l); + dml_print("DML_DLG: %s: full_swath_bytes_packed_c = %0d\n", + __func__, + full_swath_bytes_packed_c); +} + +static void get_meta_and_pte_attr(struct display_mode_lib *mode_lib, + display_data_rq_dlg_params_st *rq_dlg_param, + display_data_rq_misc_params_st *rq_misc_param, + display_data_rq_sizing_params_st *rq_sizing_param, + unsigned int vp_width, + unsigned int vp_height, + unsigned int data_pitch, + unsigned int meta_pitch, + unsigned int source_format, + unsigned int tiling, + unsigned int macro_tile_size, + unsigned int source_scan, + unsigned int is_chroma) +{ + bool surf_linear = (tiling == dm_sw_linear); + bool surf_vert = (source_scan == dm_vert); + + unsigned int bytes_per_element; + unsigned int bytes_per_element_y = get_bytes_per_element((enum source_format_class)(source_format), + false); + unsigned int bytes_per_element_c = get_bytes_per_element((enum source_format_class)(source_format), + true); + + unsigned int blk256_width = 0; + unsigned int blk256_height = 0; + + unsigned int blk256_width_y = 0; + unsigned int blk256_height_y = 0; + unsigned int blk256_width_c = 0; + unsigned int blk256_height_c = 0; + unsigned int log2_bytes_per_element; + 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; + + //full sized meta chunk width in unit of data elements + 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; + const unsigned int log2_vmpg_bytes = dml_log2(mode_lib->soc.vmm_page_size_bytes); + const unsigned int dpte_buf_in_pte_reqs = mode_lib->ip.dpte_buffer_size_in_pte_reqs_luma; + const unsigned int pde_proc_buffer_size_64k_reqs = + mode_lib->ip.pde_proc_buffer_size_64k_reqs; + + unsigned int log2_vmpg_height = 0; + unsigned int log2_vmpg_width = 0; + unsigned int log2_dpte_req_height_ptes = 0; + unsigned int log2_dpte_req_height = 0; + unsigned int log2_dpte_req_width = 0; + unsigned int log2_dpte_row_height_linear = 0; + unsigned int log2_dpte_row_height = 0; + unsigned int log2_dpte_group_width = 0; + unsigned int dpte_row_width_ub = 0; + unsigned int dpte_req_height = 0; + unsigned int dpte_req_width = 0; + unsigned int dpte_group_width = 0; + unsigned int log2_dpte_group_bytes = 0; + unsigned int log2_dpte_group_length = 0; + unsigned int pde_buf_entries; + bool yuv420 = (source_format == dm_420_8 || source_format == dm_420_10); + + Calculate256BBlockSizes((enum source_format_class)(source_format), + (enum dm_swizzle_mode)(tiling), + bytes_per_element_y, + bytes_per_element_c, + &blk256_height_y, + &blk256_height_c, + &blk256_width_y, + &blk256_width_c); + + if (!is_chroma) { + blk256_width = blk256_width_y; + blk256_height = blk256_height_y; + bytes_per_element = bytes_per_element_y; + } else { + blk256_width = blk256_width_c; + blk256_height = blk256_height_c; + bytes_per_element = bytes_per_element_c; + } + + log2_bytes_per_element = dml_log2(bytes_per_element); + + dml_print("DML_DLG: %s: surf_linear = %d\n", __func__, surf_linear); + dml_print("DML_DLG: %s: surf_vert = %d\n", __func__, surf_vert); + dml_print("DML_DLG: %s: blk256_width = %d\n", __func__, blk256_width); + dml_print("DML_DLG: %s: blk256_height = %d\n", __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) 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; + + 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; + + rq_dlg_param->meta_row_height = 1 << log2_meta_row_height; + + 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; + + dml_print("DML_DLG: %s: meta_blk_height = %d\n", __func__, meta_blk_height); + dml_print("DML_DLG: %s: meta_blk_width = %d\n", __func__, meta_blk_width); + dml_print("DML_DLG: %s: meta_surface_bytes = %d\n", __func__, meta_surface_bytes); + dml_print("DML_DLG: %s: meta_pte_req_per_frame_ub = %d\n", + __func__, + meta_pte_req_per_frame_ub); + dml_print("DML_DLG: %s: meta_pte_bytes_per_frame_ub = %d\n", + __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; + + // ------ + // dpte + // ------ + 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 (surf_linear) { //one 64B PTE request returns 8 PTEs + log2_dpte_req_height_ptes = 0; + log2_dpte_req_width = log2_vmpg_width + 3; + log2_dpte_req_height = 0; + } else if (log2_blk_bytes == 12) { //4KB tile means 4kB page size + //one 64B req gives 8x1 PTEs for 4KB tile + log2_dpte_req_height_ptes = 0; + log2_dpte_req_width = log2_blk_width + 3; + log2_dpte_req_height = log2_blk_height + 0; + } else if ((log2_blk_bytes >= 16) && (log2_vmpg_bytes == 12)) { // tile block >= 64KB + //two 64B reqs of 2x4 PTEs give 16 PTEs to cover 64KB + log2_dpte_req_height_ptes = 4; + log2_dpte_req_width = log2_blk256_width + 4; // log2_64KB_width + log2_dpte_req_height = log2_blk256_height + 4; // log2_64KB_height + } else { //64KB page size and must 64KB tile block + //one 64B req gives 8x1 PTEs for 64KB tile + log2_dpte_req_height_ptes = 0; + log2_dpte_req_width = log2_blk_width + 3; + log2_dpte_req_height = log2_blk_height + 0; + } + + // 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. + pde_buf_entries = yuv420 ? (pde_proc_buffer_size_64k_reqs >> 1) : pde_proc_buffer_size_64k_reqs; + if (surf_linear) { + unsigned int dpte_row_height; + + log2_dpte_row_height_linear = dml_floor(dml_log2(dml_min(64 * 1024 * pde_buf_entries + / bytes_per_element, + 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; + // 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_height = 1 << log2_dpte_row_height; + 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 { + // the upper bound of the dpte_row_width without dependency on viewport position follows. + // 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; + } + } + if (log2_blk_bytes >= 16 && log2_vmpg_bytes == 12) // tile block >= 64KB + rq_dlg_param->dpte_bytes_per_row_ub = rq_dlg_param->dpte_req_per_row_ub * 128; //2*64B dpte request + else + rq_dlg_param->dpte_bytes_per_row_ub = rq_dlg_param->dpte_req_per_row_ub * 64; //64B dpte request + + 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; + + //But if the tile block >=64KB and the page size is 4KB, then each dPTE request is 2*64B + if ((log2_blk_bytes >= 16) && (log2_vmpg_bytes == 12)) // tile block >= 64KB + log2_dpte_group_width = log2_dpte_group_width - 1; + + 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); +} + +static void get_surf_rq_param(struct display_mode_lib *mode_lib, + display_data_rq_sizing_params_st *rq_sizing_param, + display_data_rq_dlg_params_st *rq_dlg_param, + display_data_rq_misc_params_st *rq_misc_param, + const 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; + + // 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; + + get_meta_and_pte_attr(mode_lib, + rq_dlg_param, + rq_misc_param, + rq_sizing_param, + vp_width, + vp_height, + data_pitch, + meta_pitch, + pipe_src_param.source_format, + pipe_src_param.sw_mode, + pipe_src_param.macro_tile_size, + pipe_src_param.source_scan, + is_chroma); +} + +static void dml20v2_rq_dlg_get_rq_params(struct display_mode_lib *mode_lib, + display_rq_params_st *rq_param, + const 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); +} + +void dml20v2_rq_dlg_get_rq_reg(struct display_mode_lib *mode_lib, + display_rq_regs_st *rq_regs, + const display_pipe_params_st pipe_param) +{ + display_rq_params_st rq_param = {0}; + + memset(rq_regs, 0, sizeof(*rq_regs)); + dml20v2_rq_dlg_get_rq_params(mode_lib, &rq_param, pipe_param.src); + extract_rq_regs(mode_lib, rq_regs, rq_param); + + print__rq_regs_st(mode_lib, *rq_regs); +} + +// Note: currently taken in as is. +// Nice to decouple code from hw register implement and extract code that are repeated for luma and chroma. +static void dml20v2_rq_dlg_get_dlg_params(struct display_mode_lib *mode_lib, + const display_e2e_pipe_params_st *e2e_pipe_param, + const unsigned int num_pipes, + const unsigned int pipe_idx, + display_dlg_regs_st *disp_dlg_regs, + display_ttu_regs_st *disp_ttu_regs, + const display_rq_dlg_params_st rq_dlg_param, + const display_dlg_sys_params_st dlg_sys_param, + const bool cstate_en, + const bool pstate_en) +{ + const display_pipe_source_params_st *src = &e2e_pipe_param[pipe_idx].pipe.src; + const display_pipe_dest_params_st *dst = &e2e_pipe_param[pipe_idx].pipe.dest; + const display_output_params_st *dout = &e2e_pipe_param[pipe_idx].dout; + const display_clocks_and_cfg_st *clks = &e2e_pipe_param[pipe_idx].clks_cfg; + const scaler_ratio_depth_st *scl = &e2e_pipe_param[pipe_idx].pipe.scale_ratio_depth; + const scaler_taps_st *taps = &e2e_pipe_param[pipe_idx].pipe.scale_taps; + + // ------------------------- + // Section 1.15.2.1: OTG dependent Params + // ------------------------- + // Timing + unsigned int htotal = dst->htotal; +// unsigned int hblank_start = dst.hblank_start; // TODO: Remove + unsigned int hblank_end = dst->hblank_end; + unsigned int vblank_start = dst->vblank_start; + unsigned int vblank_end = dst->vblank_end; + unsigned int min_vblank = mode_lib->ip.min_vblank_lines; + + double dppclk_freq_in_mhz = clks->dppclk_mhz; + double dispclk_freq_in_mhz = clks->dispclk_mhz; + double refclk_freq_in_mhz = clks->refclk_mhz; + double pclk_freq_in_mhz = dst->pixel_rate_mhz; + bool interlaced = dst->interlaced; + + double ref_freq_to_pix_freq = refclk_freq_in_mhz / pclk_freq_in_mhz; + + double min_dcfclk_mhz; + double t_calc_us; + double min_ttu_vblank; + + double min_dst_y_ttu_vblank; + unsigned int dlg_vblank_start; + bool dual_plane; + bool mode_422; + unsigned int access_dir; + unsigned int vp_height_l; + unsigned int vp_width_l; + unsigned int vp_height_c; + unsigned int vp_width_c; + + // Scaling + unsigned int htaps_l; + unsigned int htaps_c; + double hratio_l; + double hratio_c; + double vratio_l; + double vratio_c; + bool scl_enable; + + 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 meta_chunks_per_row_ub_c; + 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 dst_y_prefetch; + double dst_y_per_vm_vblank; + double dst_y_per_row_vblank; + double dst_y_per_vm_flip; + double dst_y_per_row_flip; + 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 meta_row_height_c; + 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; + + unsigned int full_recout_width; + double xfc_transfer_delay; + double xfc_precharge_delay; + double xfc_remote_surface_flip_latency; + double xfc_dst_y_delta_drq_limit; + double xfc_prefetch_margin; + double refcyc_per_req_delivery_pre_cur0; + double refcyc_per_req_delivery_cur0; + double refcyc_per_req_delivery_pre_cur1; + double refcyc_per_req_delivery_cur1; + + memset(disp_dlg_regs, 0, sizeof(*disp_dlg_regs)); + memset(disp_ttu_regs, 0, sizeof(*disp_ttu_regs)); + + dml_print("DML_DLG: %s: cstate_en = %d\n", __func__, cstate_en); + dml_print("DML_DLG: %s: pstate_en = %d\n", __func__, pstate_en); + + dml_print("DML_DLG: %s: dppclk_freq_in_mhz = %3.2f\n", __func__, dppclk_freq_in_mhz); + dml_print("DML_DLG: %s: dispclk_freq_in_mhz = %3.2f\n", __func__, dispclk_freq_in_mhz); + dml_print("DML_DLG: %s: refclk_freq_in_mhz = %3.2f\n", __func__, refclk_freq_in_mhz); + dml_print("DML_DLG: %s: pclk_freq_in_mhz = %3.2f\n", __func__, pclk_freq_in_mhz); + dml_print("DML_DLG: %s: interlaced = %d\n", __func__, interlaced); + 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->dlg_vblank_end = interlaced ? (vblank_end / 2) : vblank_end; // 15 bits + 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)); + + min_dcfclk_mhz = dlg_sys_param.deepsleep_dcfclk_mhz; + t_calc_us = get_tcalc(mode_lib, e2e_pipe_param, num_pipes); + min_ttu_vblank = get_min_ttu_vblank(mode_lib, e2e_pipe_param, num_pipes, pipe_idx); + + 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)); + + dml_print("DML_DLG: %s: min_dcfclk_mhz = %3.2f\n", + __func__, + min_dcfclk_mhz); + dml_print("DML_DLG: %s: min_ttu_vblank = %3.2f\n", + __func__, + min_ttu_vblank); + dml_print("DML_DLG: %s: min_dst_y_ttu_vblank = %3.2f\n", + __func__, + min_dst_y_ttu_vblank); + dml_print("DML_DLG: %s: t_calc_us = %3.2f\n", + __func__, + t_calc_us); + dml_print("DML_DLG: %s: disp_dlg_regs->min_dst_y_next_start = 0x%0x\n", + __func__, + disp_dlg_regs->min_dst_y_next_start); + dml_print("DML_DLG: %s: ref_freq_to_pix_freq = %3.2f\n", + __func__, + ref_freq_to_pix_freq); + + // ------------------------- + // Section 1.15.2.2: Prefetch, Active and TTU + // ------------------------- + // Prefetch Calc + // Source +// dcc_en = src.dcc; + dual_plane = is_dual_plane((enum source_format_class)(src->source_format)); + mode_422 = 0; // FIXME + access_dir = (src->source_scan == dm_vert); // vp access direction: horizontal or vertical accessed +// bytes_per_element_l = get_bytes_per_element(source_format_class(src.source_format), 0); +// bytes_per_element_c = get_bytes_per_element(source_format_class(src.source_format), 1); + vp_height_l = src->viewport_height; + vp_width_l = src->viewport_width; + vp_height_c = src->viewport_height_c; + vp_width_c = src->viewport_width_c; + + // Scaling + htaps_l = taps->htaps; + htaps_c = taps->htaps_c; + hratio_l = scl->hscl_ratio; + hratio_c = scl->hscl_ratio_c; + vratio_l = scl->vscl_ratio; + vratio_c = scl->vscl_ratio_c; + scl_enable = scl->scl_enable; + + line_time_in_us = (htotal / pclk_freq_in_mhz); +// vinit_l = scl.vinit; +// vinit_c = scl.vinit_c; +// vinit_bot_l = scl.vinit_bot; +// vinit_bot_c = scl.vinit_bot_c; + +// unsigned int swath_height_l = rq_dlg_param.rq_l.swath_height; + swath_width_ub_l = rq_dlg_param.rq_l.swath_width_ub; +// unsigned int 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; +// unsigned int meta_pte_bytes_per_frame_ub_l = rq_dlg_param.rq_l.meta_pte_bytes_per_frame_ub; +// unsigned int meta_bytes_per_row_ub_l = rq_dlg_param.rq_l.meta_bytes_per_row_ub; + +// unsigned int 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; + meta_chunks_per_row_ub_c = rq_dlg_param.rq_c.meta_chunks_per_row_ub; + vupdate_offset = dst->vupdate_offset; + vupdate_width = dst->vupdate_width; + vready_offset = dst->vready_offset; + + dppclk_delay_subtotal = mode_lib->ip.dppclk_delay_subtotal; + dispclk_delay_subtotal = mode_lib->ip.dispclk_delay_subtotal; + + if (scl_enable) + dppclk_delay_subtotal += mode_lib->ip.dppclk_delay_scl; + else + dppclk_delay_subtotal += mode_lib->ip.dppclk_delay_scl_lb_only; + + dppclk_delay_subtotal += mode_lib->ip.dppclk_delay_cnvc_formatter + + src->num_cursors * mode_lib->ip.dppclk_delay_cnvc_cursor; + + if (dout->dsc_enable) { + double dsc_delay = get_dsc_delay(mode_lib, e2e_pipe_param, num_pipes, pipe_idx); + + dispclk_delay_subtotal += dsc_delay; + } + + 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 = dst->vstartup_start; + if (interlaced) { + if (vstartup_start / 2.0 + - (double) (vready_offset + vupdate_width + vupdate_offset) / htotal + <= vblank_end / 2.0) + disp_dlg_regs->vready_after_vcount0 = 1; + else + disp_dlg_regs->vready_after_vcount0 = 0; + } else { + if (vstartup_start + - (double) (vready_offset + vupdate_width + vupdate_offset) / htotal + <= vblank_end) + disp_dlg_regs->vready_after_vcount0 = 1; + else + disp_dlg_regs->vready_after_vcount0 = 0; + } + + // TODO: Where is this coming from? + if (interlaced) + vstartup_start = vstartup_start / 2; + + // TODO: What if this min_vblank doesn't match the value in the dml_config_settings.cpp? + if (vstartup_start >= min_vblank) { + dml_print("WARNING: DML_DLG: %s: vblank_start=%d vblank_end=%d\n", + __func__, + vblank_start, + vblank_end); + dml_print("WARNING: DML_DLG: %s: vstartup_start=%d should be less than min_vblank=%d\n", + __func__, + vstartup_start, + min_vblank); + min_vblank = vstartup_start + 1; + dml_print("WARNING: DML_DLG: %s: vstartup_start=%d should be less than min_vblank=%d\n", + __func__, + vstartup_start, + min_vblank); + } + + dst_x_after_scaler = get_dst_x_after_scaler(mode_lib, e2e_pipe_param, num_pipes, pipe_idx); + dst_y_after_scaler = get_dst_y_after_scaler(mode_lib, e2e_pipe_param, num_pipes, pipe_idx); + + dml_print("DML_DLG: %s: htotal = %d\n", __func__, htotal); + dml_print("DML_DLG: %s: pixel_rate_delay_subtotal = %d\n", + __func__, + pixel_rate_delay_subtotal); + dml_print("DML_DLG: %s: dst_x_after_scaler = %d\n", + __func__, + dst_x_after_scaler); + dml_print("DML_DLG: %s: dst_y_after_scaler = %d\n", + __func__, + dst_y_after_scaler); + + // Lwait + 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; + + dst_y_prefetch = get_dst_y_prefetch(mode_lib, e2e_pipe_param, num_pipes, pipe_idx); + dml_print("DML_DLG: %s: dst_y_prefetch (after rnd) = %3.2f\n", __func__, dst_y_prefetch); + + dst_y_per_vm_vblank = get_dst_y_per_vm_vblank(mode_lib, + e2e_pipe_param, + num_pipes, + pipe_idx); + dst_y_per_row_vblank = get_dst_y_per_row_vblank(mode_lib, + e2e_pipe_param, + num_pipes, + pipe_idx); + dst_y_per_vm_flip = get_dst_y_per_vm_flip(mode_lib, e2e_pipe_param, num_pipes, pipe_idx); + dst_y_per_row_flip = get_dst_y_per_row_flip(mode_lib, e2e_pipe_param, num_pipes, pipe_idx); + + min_dst_y_per_vm_vblank = 8.0; + min_dst_y_per_row_vblank = 16.0; + + // magic! + if (htotal <= 75) { + min_vblank = 300; + min_dst_y_per_vm_vblank = 100.0; + min_dst_y_per_row_vblank = 100.0; + } + + dml_print("DML_DLG: %s: dst_y_per_vm_vblank = %3.2f\n", __func__, dst_y_per_vm_vblank); + dml_print("DML_DLG: %s: dst_y_per_row_vblank = %3.2f\n", __func__, dst_y_per_row_vblank); + + 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); + + dml_print("DML_DLG: %s: lsw = %3.2f\n", __func__, lsw); + + vratio_pre_l = get_vratio_prefetch_l(mode_lib, e2e_pipe_param, num_pipes, pipe_idx); + vratio_pre_c = get_vratio_prefetch_c(mode_lib, e2e_pipe_param, num_pipes, pipe_idx); + + dml_print("DML_DLG: %s: vratio_pre_l=%3.2f\n", __func__, vratio_pre_l); + dml_print("DML_DLG: %s: vratio_pre_c=%3.2f\n", __func__, vratio_pre_c); + + // 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; + meta_row_height_c = rq_dlg_param.rq_c.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; + + 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 ((hratio_l * 2.0) > 4.0) + min_hratio_fact_l = 4.0; + else + min_hratio_fact_l = hratio_l * 2.0; + } else { + if (hratio_l > 4.0) + min_hratio_fact_l = 4.0; + else + min_hratio_fact_l = hratio_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 ((hratio_c * 2.0) > 4.0) + min_hratio_fact_c = 4.0; + else + min_hratio_fact_c = hratio_c * 2.0; + } else { + if (hratio_c > 4.0) + min_hratio_fact_c = 4.0; + else + min_hratio_fact_c = hratio_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.; + + full_recout_width = 0; + // In ODM + if (src->is_hsplit) { + // This "hack" is only allowed (and valid) for MPC combine. In ODM + // combine, you MUST specify the full_recout_width...according to Oswin + if (dst->full_recout_width == 0 && !dst->odm_combine) { + dml_print("DML_DLG: %s: Warning: full_recout_width not set in hsplit mode\n", + __func__); + full_recout_width = dst->recout_width * 2; // assume half split for dcn1 + } else + full_recout_width = dst->full_recout_width; + } else + full_recout_width = dst->recout_width; + + // As of DCN2, mpc_combine and odm_combine are mutually exclusive + refcyc_per_line_delivery_pre_l = get_refcyc_per_delivery(mode_lib, + refclk_freq_in_mhz, + pclk_freq_in_mhz, + dst->odm_combine, + full_recout_width, + dst->hactive, + 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, + dst->odm_combine, + full_recout_width, + dst->hactive, + vratio_l, + hscale_pixel_rate_l, + swath_width_pixels_ub_l, + 1); // per line + + dml_print("DML_DLG: %s: full_recout_width = %d\n", + __func__, + full_recout_width); + dml_print("DML_DLG: %s: hscale_pixel_rate_l = %3.2f\n", + __func__, + hscale_pixel_rate_l); + dml_print("DML_DLG: %s: refcyc_per_line_delivery_pre_l = %3.2f\n", + __func__, + refcyc_per_line_delivery_pre_l); + dml_print("DML_DLG: %s: refcyc_per_line_delivery_l = %3.2f\n", + __func__, + refcyc_per_line_delivery_l); + + if (dual_plane) { + refcyc_per_line_delivery_pre_c = get_refcyc_per_delivery(mode_lib, + refclk_freq_in_mhz, + pclk_freq_in_mhz, + dst->odm_combine, + full_recout_width, + dst->hactive, + 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, + dst->odm_combine, + full_recout_width, + dst->hactive, + vratio_c, + hscale_pixel_rate_c, + swath_width_pixels_ub_c, + 1); // per line + + dml_print("DML_DLG: %s: refcyc_per_line_delivery_pre_c = %3.2f\n", + __func__, + refcyc_per_line_delivery_pre_c); + dml_print("DML_DLG: %s: refcyc_per_line_delivery_c = %3.2f\n", + __func__, + refcyc_per_line_delivery_c); + } + + // 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, + dst->odm_combine, + full_recout_width, + dst->hactive, + 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, + dst->odm_combine, + full_recout_width, + dst->hactive, + vratio_l, + hscale_pixel_rate_l, + scaler_rec_in_width_l, + req_per_swath_ub_l); // per req + + dml_print("DML_DLG: %s: refcyc_per_req_delivery_pre_l = %3.2f\n", + __func__, + refcyc_per_req_delivery_pre_l); + dml_print("DML_DLG: %s: refcyc_per_req_delivery_l = %3.2f\n", + __func__, + refcyc_per_req_delivery_l); + + 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, + dst->odm_combine, + full_recout_width, + dst->hactive, + 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, + dst->odm_combine, + full_recout_width, + dst->hactive, + vratio_c, + hscale_pixel_rate_c, + scaler_rec_in_width_c, + req_per_swath_ub_c); // per req + + dml_print("DML_DLG: %s: refcyc_per_req_delivery_pre_c = %3.2f\n", + __func__, + refcyc_per_req_delivery_pre_c); + dml_print("DML_DLG: %s: refcyc_per_req_delivery_c = %3.2f\n", + __func__, + refcyc_per_req_delivery_c); + + ASSERT(refcyc_per_req_delivery_pre_c < dml_pow(2, 13)); + ASSERT(refcyc_per_req_delivery_c < dml_pow(2, 13)); + } + + // XFC + xfc_transfer_delay = get_xfc_transfer_delay(mode_lib, e2e_pipe_param, num_pipes, pipe_idx); + xfc_precharge_delay = get_xfc_precharge_delay(mode_lib, + e2e_pipe_param, + num_pipes, + pipe_idx); + xfc_remote_surface_flip_latency = get_xfc_remote_surface_flip_latency(mode_lib, + e2e_pipe_param, + num_pipes, + pipe_idx); + xfc_dst_y_delta_drq_limit = xfc_remote_surface_flip_latency; + xfc_prefetch_margin = get_xfc_prefetch_margin(mode_lib, + e2e_pipe_param, + num_pipes, + pipe_idx); + + // TTU - Cursor + refcyc_per_req_delivery_pre_cur0 = 0.0; + refcyc_per_req_delivery_cur0 = 0.0; + if (src->num_cursors > 0) { + calculate_ttu_cursor(mode_lib, + &refcyc_per_req_delivery_pre_cur0, + &refcyc_per_req_delivery_cur0, + refclk_freq_in_mhz, + ref_freq_to_pix_freq, + hscale_pixel_rate_l, + scl->hscl_ratio, + vratio_pre_l, + vratio_l, + src->cur0_src_width, + (enum cursor_bpp)(src->cur0_bpp)); + } + + refcyc_per_req_delivery_pre_cur1 = 0.0; + refcyc_per_req_delivery_cur1 = 0.0; + if (src->num_cursors > 1) { + calculate_ttu_cursor(mode_lib, + &refcyc_per_req_delivery_pre_cur1, + &refcyc_per_req_delivery_cur1, + refclk_freq_in_mhz, + ref_freq_to_pix_freq, + hscale_pixel_rate_l, + scl->hscl_ratio, + vratio_pre_l, + vratio_l, + src->cur1_src_width, + (enum cursor_bpp)(src->cur1_bpp)); + } + + // TTU - Misc + // all hard-coded + + // Assignment to register structures + 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)); + disp_dlg_regs->dst_y_prefetch = (unsigned int) (dst_y_prefetch * dml_pow(2, 2)); + disp_dlg_regs->dst_y_per_vm_vblank = (unsigned int) (dst_y_per_vm_vblank * dml_pow(2, 2)); + disp_dlg_regs->dst_y_per_row_vblank = (unsigned int) (dst_y_per_row_vblank * dml_pow(2, 2)); + disp_dlg_regs->dst_y_per_vm_flip = (unsigned int) (dst_y_per_vm_flip * dml_pow(2, 2)); + disp_dlg_regs->dst_y_per_row_flip = (unsigned int) (dst_y_per_row_flip * dml_pow(2, 2)); + + disp_dlg_regs->vratio_prefetch = (unsigned int) (vratio_pre_l * dml_pow(2, 19)); + 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)); + + if (dual_plane) { + 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 + + disp_dlg_regs->refcyc_per_pte_group_flip_l = (unsigned int) (dst_y_per_row_flip * htotal + * ref_freq_to_pix_freq) / dpte_groups_per_row_ub_l; + disp_dlg_regs->refcyc_per_meta_chunk_flip_l = (unsigned int) (dst_y_per_row_flip * htotal + * ref_freq_to_pix_freq) / meta_chunks_per_row_ub_l; + + if (dual_plane) { + disp_dlg_regs->refcyc_per_pte_group_flip_c = (unsigned int) (dst_y_per_row_flip + * htotal * ref_freq_to_pix_freq) / dpte_groups_per_row_ub_c; + disp_dlg_regs->refcyc_per_meta_chunk_flip_c = (unsigned int) (dst_y_per_row_flip + * htotal * ref_freq_to_pix_freq) / meta_chunks_per_row_ub_c; + } + + 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)); + + if (dual_plane) { + disp_dlg_regs->dst_y_per_pte_row_nom_c = (unsigned int) ((double) dpte_row_height_c + / (double) vratio_c * dml_pow(2, 2)); + if (disp_dlg_regs->dst_y_per_pte_row_nom_c >= (unsigned int) dml_pow(2, 17)) { + dml_print("DML_DLG: %s: Warning dst_y_per_pte_row_nom_c %u larger than supported by register format U15.2 %u\n", + __func__, + disp_dlg_regs->dst_y_per_pte_row_nom_c, + (unsigned int) dml_pow(2, 17) - 1); + } + } + + 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; // TODO: 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_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 (dual_plane) { + 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; + + // TODO: Is this the right calculation? Does htotal need to be halved? + disp_dlg_regs->refcyc_per_meta_chunk_nom_c = + (unsigned int) ((double) meta_row_height_c / (double) vratio_c + * (double) htotal * ref_freq_to_pix_freq + / (double) meta_chunks_per_row_ub_c); + if (disp_dlg_regs->refcyc_per_meta_chunk_nom_c >= (unsigned int) dml_pow(2, 23)) + disp_dlg_regs->refcyc_per_meta_chunk_nom_c = dml_pow(2, 23) - 1; + } + + 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)); + + 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; + disp_dlg_regs->dst_y_offset_cur0 = 0; + disp_dlg_regs->chunk_hdl_adjust_cur1 = 3; + disp_dlg_regs->dst_y_offset_cur1 = 0; + + disp_dlg_regs->xfc_reg_transfer_delay = xfc_transfer_delay; + disp_dlg_regs->xfc_reg_precharge_delay = xfc_precharge_delay; + disp_dlg_regs->xfc_reg_remote_surface_flip_latency = xfc_remote_surface_flip_latency; + disp_dlg_regs->xfc_reg_prefetch_margin = dml_ceil(xfc_prefetch_margin * refclk_freq_in_mhz, + 1); + + // slave has to have this value also set to off + if (src->xfc_enable && !src->xfc_slave) + disp_dlg_regs->dst_y_delta_drq_limit = dml_ceil(xfc_dst_y_delta_drq_limit, 1); + else + disp_dlg_regs->dst_y_delta_drq_limit = 0x7fff; // off + + 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)); + 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)); + disp_ttu_regs->refcyc_per_req_delivery_pre_cur0 = + (unsigned int) (refcyc_per_req_delivery_pre_cur0 * dml_pow(2, 10)); + disp_ttu_regs->refcyc_per_req_delivery_cur0 = (unsigned int) (refcyc_per_req_delivery_cur0 + * dml_pow(2, 10)); + disp_ttu_regs->refcyc_per_req_delivery_pre_cur1 = + (unsigned int) (refcyc_per_req_delivery_pre_cur1 * dml_pow(2, 10)); + disp_ttu_regs->refcyc_per_req_delivery_cur1 = (unsigned int) (refcyc_per_req_delivery_cur1 + * dml_pow(2, 10)); + 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); +} + +void dml20v2_rq_dlg_get_dlg_reg(struct display_mode_lib *mode_lib, + display_dlg_regs_st *dlg_regs, + display_ttu_regs_st *ttu_regs, + display_e2e_pipe_params_st *e2e_pipe_param, + const unsigned int num_pipes, + const unsigned int pipe_idx, + const bool cstate_en, + const bool pstate_en, + const bool vm_en, + const bool ignore_viewport_pos, + const bool immediate_flip_support) +{ + display_rq_params_st rq_param = {0}; + display_dlg_sys_params_st dlg_sys_param = {0}; + + // Get watermark and Tex. + dlg_sys_param.t_urg_wm_us = get_wm_urgent(mode_lib, e2e_pipe_param, num_pipes); + dlg_sys_param.deepsleep_dcfclk_mhz = get_clk_dcf_deepsleep(mode_lib, + e2e_pipe_param, + num_pipes); + dlg_sys_param.t_extra_us = get_urgent_extra_latency(mode_lib, e2e_pipe_param, num_pipes); + dlg_sys_param.mem_trip_us = get_wm_memory_trip(mode_lib, e2e_pipe_param, num_pipes); + dlg_sys_param.t_mclk_wm_us = get_wm_dram_clock_change(mode_lib, e2e_pipe_param, num_pipes); + dlg_sys_param.t_sr_wm_us = get_wm_stutter_enter_exit(mode_lib, e2e_pipe_param, num_pipes); + dlg_sys_param.total_flip_bw = get_total_immediate_flip_bw(mode_lib, + e2e_pipe_param, + num_pipes); + dlg_sys_param.total_flip_bytes = get_total_immediate_flip_bytes(mode_lib, + e2e_pipe_param, + num_pipes); + dlg_sys_param.t_srx_delay_us = mode_lib->ip.dcfclk_cstate_latency + / dlg_sys_param.deepsleep_dcfclk_mhz; // TODO: Deprecated + + print__dlg_sys_params_st(mode_lib, dlg_sys_param); + + // system parameter calculation done + + dml_print("DML_DLG: Calculation for pipe[%d] start\n\n", pipe_idx); + dml20v2_rq_dlg_get_rq_params(mode_lib, &rq_param, e2e_pipe_param[pipe_idx].pipe.src); + dml20v2_rq_dlg_get_dlg_params(mode_lib, + e2e_pipe_param, + num_pipes, + pipe_idx, + dlg_regs, + ttu_regs, + rq_param.dlg, + dlg_sys_param, + cstate_en, + pstate_en); + dml_print("DML_DLG: Calculation for pipe[%d] end\n", pipe_idx); +} + +static void calculate_ttu_cursor(struct display_mode_lib *mode_lib, + double *refcyc_per_req_delivery_pre_cur, + double *refcyc_per_req_delivery_cur, + double refclk_freq_in_mhz, + double ref_freq_to_pix_freq, + double hscale_pixel_rate_l, + double hscl_ratio, + double vratio_pre_l, + double vratio_l, + unsigned int cur_width, + enum cursor_bpp cur_bpp) +{ + unsigned int cur_src_width = cur_width; + unsigned int cur_req_size = 0; + unsigned int cur_req_width = 0; + double cur_width_ub = 0.0; + double cur_req_per_width = 0.0; + double hactive_cur = 0.0; + + ASSERT(cur_src_width <= 256); + + *refcyc_per_req_delivery_pre_cur = 0.0; + *refcyc_per_req_delivery_cur = 0.0; + if (cur_src_width > 0) { + unsigned int cur_bit_per_pixel = 0; + + if (cur_bpp == dm_cur_2bit) { + cur_req_size = 64; // byte + cur_bit_per_pixel = 2; + } else { // 32bit + cur_bit_per_pixel = 32; + if (cur_src_width >= 1 && cur_src_width <= 16) + cur_req_size = 64; + else if (cur_src_width >= 17 && cur_src_width <= 31) + cur_req_size = 128; + else + cur_req_size = 256; + } + + cur_req_width = (double) cur_req_size / ((double) cur_bit_per_pixel / 8.0); + cur_width_ub = dml_ceil((double) cur_src_width / (double) cur_req_width, 1) + * (double) cur_req_width; + cur_req_per_width = cur_width_ub / (double) cur_req_width; + hactive_cur = (double) cur_src_width / hscl_ratio; // FIXME: oswin to think about what to do for cursor + + if (vratio_pre_l <= 1.0) { + *refcyc_per_req_delivery_pre_cur = hactive_cur * ref_freq_to_pix_freq + / (double) cur_req_per_width; + } else { + *refcyc_per_req_delivery_pre_cur = (double) refclk_freq_in_mhz + * (double) cur_src_width / hscale_pixel_rate_l + / (double) cur_req_per_width; + } + + ASSERT(*refcyc_per_req_delivery_pre_cur < dml_pow(2, 13)); + + if (vratio_l <= 1.0) { + *refcyc_per_req_delivery_cur = hactive_cur * ref_freq_to_pix_freq + / (double) cur_req_per_width; + } else { + *refcyc_per_req_delivery_cur = (double) refclk_freq_in_mhz + * (double) cur_src_width / hscale_pixel_rate_l + / (double) cur_req_per_width; + } + + dml_print("DML_DLG: %s: cur_req_width = %d\n", + __func__, + cur_req_width); + dml_print("DML_DLG: %s: cur_width_ub = %3.2f\n", + __func__, + cur_width_ub); + dml_print("DML_DLG: %s: cur_req_per_width = %3.2f\n", + __func__, + cur_req_per_width); + dml_print("DML_DLG: %s: hactive_cur = %3.2f\n", + __func__, + hactive_cur); + dml_print("DML_DLG: %s: refcyc_per_req_delivery_pre_cur = %3.2f\n", + __func__, + *refcyc_per_req_delivery_pre_cur); + dml_print("DML_DLG: %s: refcyc_per_req_delivery_cur = %3.2f\n", + __func__, + *refcyc_per_req_delivery_cur); + + ASSERT(*refcyc_per_req_delivery_cur < dml_pow(2, 13)); + } +} |