diff options
Diffstat (limited to 'drivers/staging/media/atomisp/pci/atomisp2/css2400/runtime/ifmtr/src/ifmtr.c')
| -rw-r--r-- | drivers/staging/media/atomisp/pci/atomisp2/css2400/runtime/ifmtr/src/ifmtr.c | 569 |
1 files changed, 0 insertions, 569 deletions
diff --git a/drivers/staging/media/atomisp/pci/atomisp2/css2400/runtime/ifmtr/src/ifmtr.c b/drivers/staging/media/atomisp/pci/atomisp2/css2400/runtime/ifmtr/src/ifmtr.c deleted file mode 100644 index 1bed027..0000000 --- a/drivers/staging/media/atomisp/pci/atomisp2/css2400/runtime/ifmtr/src/ifmtr.c +++ /dev/null @@ -1,569 +0,0 @@ -#ifndef ISP2401 -/* - * Support for Intel Camera Imaging ISP subsystem. - * Copyright (c) 2015, Intel Corporation. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms and conditions of the GNU General Public License, - * version 2, as published by the Free Software Foundation. - * - * This program is distributed in the hope it will be useful, but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for - * more details. - */ -#else -/* -Support for Intel Camera Imaging ISP subsystem. -Copyright (c) 2010 - 2015, Intel Corporation. - -This program is free software; you can redistribute it and/or modify it -under the terms and conditions of the GNU General Public License, -version 2, as published by the Free Software Foundation. - -This program is distributed in the hope it will be useful, but WITHOUT -ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or -FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for -more details. -*/ -#endif - -#include "system_global.h" -#include <linux/kernel.h> - -#ifdef USE_INPUT_SYSTEM_VERSION_2 - -#include "ia_css_ifmtr.h" -#include <math_support.h> -#include "sh_css_internal.h" -#include "input_formatter.h" -#include "assert_support.h" -#include "sh_css_sp.h" -#include "isp/modes/interface/input_buf.isp.h" - -/************************************************************ - * Static functions declarations - ************************************************************/ -static enum ia_css_err ifmtr_start_column( - const struct ia_css_stream_config *config, - unsigned int bin_in, - unsigned int *start_column); - -static enum ia_css_err ifmtr_input_start_line( - const struct ia_css_stream_config *config, - unsigned int bin_in, - unsigned int *start_line); - -static void ifmtr_set_if_blocking_mode( - const input_formatter_cfg_t * const config_a, - const input_formatter_cfg_t * const config_b); - -/************************************************************ - * Public functions - ************************************************************/ - -/* ISP expects GRBG bayer order, we skip one line and/or one row - * to correct in case the input bayer order is different. - */ -unsigned int ia_css_ifmtr_lines_needed_for_bayer_order( - const struct ia_css_stream_config *config) -{ - assert(config != NULL); - if ((IA_CSS_BAYER_ORDER_BGGR == config->input_config.bayer_order) - || (IA_CSS_BAYER_ORDER_GBRG == config->input_config.bayer_order)) - return 1; - - return 0; -} - -unsigned int ia_css_ifmtr_columns_needed_for_bayer_order( - const struct ia_css_stream_config *config) -{ - assert(config != NULL); - if ((IA_CSS_BAYER_ORDER_RGGB == config->input_config.bayer_order) - || (IA_CSS_BAYER_ORDER_GBRG == config->input_config.bayer_order)) - return 1; - - return 0; -} - -enum ia_css_err ia_css_ifmtr_configure(struct ia_css_stream_config *config, - struct ia_css_binary *binary) -{ - unsigned int start_line, start_column = 0, - cropped_height, - cropped_width, - num_vectors, - buffer_height = 2, - buffer_width, - two_ppc, - vmem_increment = 0, - deinterleaving = 0, - deinterleaving_b = 0, - width_a = 0, - width_b = 0, - bits_per_pixel, - vectors_per_buffer, - vectors_per_line = 0, - buffers_per_line = 0, - buf_offset_a = 0, - buf_offset_b = 0, - line_width = 0, - width_b_factor = 1, start_column_b, - left_padding = 0; - input_formatter_cfg_t if_a_config, if_b_config; - enum atomisp_input_format input_format; - enum ia_css_err err = IA_CSS_SUCCESS; - uint8_t if_config_index; - - /* Determine which input formatter config set is targeted. */ - /* Index is equal to the CSI-2 port used. */ - enum mipi_port_id port; - - if (binary) { - cropped_height = binary->in_frame_info.res.height; - cropped_width = binary->in_frame_info.res.width; - /* This should correspond to the input buffer definition for - ISP binaries in input_buf.isp.h */ - if (binary->info->sp.enable.continuous && binary->info->sp.pipeline.mode != IA_CSS_BINARY_MODE_COPY) - buffer_width = MAX_VECTORS_PER_INPUT_LINE_CONT * ISP_VEC_NELEMS; - else - buffer_width = binary->info->sp.input.max_width; - input_format = binary->input_format; - } else { - /* sp raw copy pipe (IA_CSS_PIPE_MODE_COPY): binary is NULL */ - cropped_height = config->input_config.input_res.height; - cropped_width = config->input_config.input_res.width; - buffer_width = MAX_VECTORS_PER_INPUT_LINE_CONT * ISP_VEC_NELEMS; - input_format = config->input_config.format; - } - two_ppc = config->pixels_per_clock == 2; - if (config->mode == IA_CSS_INPUT_MODE_SENSOR - || config->mode == IA_CSS_INPUT_MODE_BUFFERED_SENSOR) { - port = config->source.port.port; - if_config_index = (uint8_t) (port - MIPI_PORT0_ID); - } else if (config->mode == IA_CSS_INPUT_MODE_MEMORY) { - if_config_index = SH_CSS_IF_CONFIG_NOT_NEEDED; - } else { - if_config_index = 0; - } - - assert(if_config_index <= SH_CSS_MAX_IF_CONFIGS - || if_config_index == SH_CSS_IF_CONFIG_NOT_NEEDED); - - /* TODO: check to see if input is RAW and if current mode interprets - * RAW data in any particular bayer order. copy binary with output - * format other than raw should not result in dropping lines and/or - * columns. - */ - err = ifmtr_input_start_line(config, cropped_height, &start_line); - if (err != IA_CSS_SUCCESS) - return err; - err = ifmtr_start_column(config, cropped_width, &start_column); - if (err != IA_CSS_SUCCESS) - return err; - - if (config->left_padding == -1) - if (!binary) - /* sp raw copy pipe: set left_padding value */ - left_padding = 0; - else - left_padding = binary->left_padding; - else - left_padding = 2*ISP_VEC_NELEMS - config->left_padding; - - - if (left_padding) { - num_vectors = CEIL_DIV(cropped_width + left_padding, - ISP_VEC_NELEMS); - } else { - num_vectors = CEIL_DIV(cropped_width, ISP_VEC_NELEMS); - num_vectors *= buffer_height; - /* todo: in case of left padding, - num_vectors is vectors per line, - otherwise vectors per line * buffer_height. */ - } - - start_column_b = start_column; - - bits_per_pixel = input_formatter_get_alignment(INPUT_FORMATTER0_ID) - * 8 / ISP_VEC_NELEMS; - switch (input_format) { - case ATOMISP_INPUT_FORMAT_YUV420_8_LEGACY: - if (two_ppc) { - vmem_increment = 1; - deinterleaving = 1; - deinterleaving_b = 1; - /* half lines */ - width_a = cropped_width * deinterleaving / 2; - width_b_factor = 2; - /* full lines */ - width_b = width_a * width_b_factor; - buffer_width *= deinterleaving * 2; - /* Patch from bayer to yuv */ - num_vectors *= deinterleaving; - buf_offset_b = buffer_width / 2 / ISP_VEC_NELEMS; - vectors_per_line = num_vectors / buffer_height; - /* Even lines are half size */ - line_width = vectors_per_line * - input_formatter_get_alignment(INPUT_FORMATTER0_ID) / - 2; - start_column /= 2; - } else { - vmem_increment = 1; - deinterleaving = 3; - width_a = cropped_width * deinterleaving / 2; - buffer_width = buffer_width * deinterleaving / 2; - /* Patch from bayer to yuv */ - num_vectors = num_vectors / 2 * deinterleaving; - start_column = start_column * deinterleaving / 2; - } - break; - case ATOMISP_INPUT_FORMAT_YUV420_8: - case ATOMISP_INPUT_FORMAT_YUV420_10: - case ATOMISP_INPUT_FORMAT_YUV420_16: - if (two_ppc) { - vmem_increment = 1; - deinterleaving = 1; - width_a = width_b = cropped_width * deinterleaving / 2; - buffer_width *= deinterleaving * 2; - num_vectors *= deinterleaving; - buf_offset_b = buffer_width / 2 / ISP_VEC_NELEMS; - vectors_per_line = num_vectors / buffer_height; - /* Even lines are half size */ - line_width = vectors_per_line * - input_formatter_get_alignment(INPUT_FORMATTER0_ID) / - 2; - start_column *= deinterleaving; - start_column /= 2; - start_column_b = start_column; - } else { - vmem_increment = 1; - deinterleaving = 1; - width_a = cropped_width * deinterleaving; - buffer_width *= deinterleaving * 2; - num_vectors *= deinterleaving; - start_column *= deinterleaving; - } - break; - case ATOMISP_INPUT_FORMAT_YUV422_8: - case ATOMISP_INPUT_FORMAT_YUV422_10: - case ATOMISP_INPUT_FORMAT_YUV422_16: - if (two_ppc) { - vmem_increment = 1; - deinterleaving = 1; - width_a = width_b = cropped_width * deinterleaving; - buffer_width *= deinterleaving * 2; - num_vectors *= deinterleaving; - start_column *= deinterleaving; - buf_offset_b = buffer_width / 2 / ISP_VEC_NELEMS; - start_column_b = start_column; - } else { - vmem_increment = 1; - deinterleaving = 2; - width_a = cropped_width * deinterleaving; - buffer_width *= deinterleaving; - num_vectors *= deinterleaving; - start_column *= deinterleaving; - } - break; - case ATOMISP_INPUT_FORMAT_RGB_444: - case ATOMISP_INPUT_FORMAT_RGB_555: - case ATOMISP_INPUT_FORMAT_RGB_565: - case ATOMISP_INPUT_FORMAT_RGB_666: - case ATOMISP_INPUT_FORMAT_RGB_888: - num_vectors *= 2; - if (two_ppc) { - deinterleaving = 2; /* BR in if_a, G in if_b */ - deinterleaving_b = 1; /* BR in if_a, G in if_b */ - buffers_per_line = 4; - start_column_b = start_column; - start_column *= deinterleaving; - start_column_b *= deinterleaving_b; - } else { - deinterleaving = 3; /* BGR */ - buffers_per_line = 3; - start_column *= deinterleaving; - } - vmem_increment = 1; - width_a = cropped_width * deinterleaving; - width_b = cropped_width * deinterleaving_b; - buffer_width *= buffers_per_line; - /* Patch from bayer to rgb */ - num_vectors = num_vectors / 2 * deinterleaving; - buf_offset_b = buffer_width / 2 / ISP_VEC_NELEMS; - break; - case ATOMISP_INPUT_FORMAT_RAW_6: - case ATOMISP_INPUT_FORMAT_RAW_7: - case ATOMISP_INPUT_FORMAT_RAW_8: - case ATOMISP_INPUT_FORMAT_RAW_10: - case ATOMISP_INPUT_FORMAT_RAW_12: - if (two_ppc) { - int crop_col = (start_column % 2) == 1; - vmem_increment = 2; - deinterleaving = 1; - width_a = width_b = cropped_width / 2; - - /* When two_ppc is enabled AND we need to crop one extra - * column, if_a crops by one extra and we swap the - * output offsets to interleave the bayer pattern in - * the correct order. - */ - buf_offset_a = crop_col ? 1 : 0; - buf_offset_b = crop_col ? 0 : 1; - start_column_b = start_column / 2; - start_column = start_column / 2 + crop_col; - } else { - vmem_increment = 1; - deinterleaving = 2; - if ((!binary) || (config->continuous && binary - && binary->info->sp.pipeline.mode == IA_CSS_BINARY_MODE_COPY)) { - /* !binary -> sp raw copy pipe, no deinterleaving */ - deinterleaving = 1; - } - width_a = cropped_width; - /* Must be multiple of deinterleaving */ - num_vectors = CEIL_MUL(num_vectors, deinterleaving); - } - buffer_height *= 2; - if ((!binary) || config->continuous) - /* !binary -> sp raw copy pipe */ - buffer_height *= 2; - vectors_per_line = CEIL_DIV(cropped_width, ISP_VEC_NELEMS); - vectors_per_line = CEIL_MUL(vectors_per_line, deinterleaving); - break; - case ATOMISP_INPUT_FORMAT_RAW_14: - case ATOMISP_INPUT_FORMAT_RAW_16: - if (two_ppc) { - num_vectors *= 2; - vmem_increment = 1; - deinterleaving = 2; - width_a = width_b = cropped_width; - /* B buffer is one line further */ - buf_offset_b = buffer_width / ISP_VEC_NELEMS; - bits_per_pixel *= 2; - } else { - vmem_increment = 1; - deinterleaving = 2; - width_a = cropped_width; - start_column /= deinterleaving; - } - buffer_height *= 2; - break; - case ATOMISP_INPUT_FORMAT_BINARY_8: - case ATOMISP_INPUT_FORMAT_GENERIC_SHORT1: - case ATOMISP_INPUT_FORMAT_GENERIC_SHORT2: - case ATOMISP_INPUT_FORMAT_GENERIC_SHORT3: - case ATOMISP_INPUT_FORMAT_GENERIC_SHORT4: - case ATOMISP_INPUT_FORMAT_GENERIC_SHORT5: - case ATOMISP_INPUT_FORMAT_GENERIC_SHORT6: - case ATOMISP_INPUT_FORMAT_GENERIC_SHORT7: - case ATOMISP_INPUT_FORMAT_GENERIC_SHORT8: - case ATOMISP_INPUT_FORMAT_YUV420_8_SHIFT: - case ATOMISP_INPUT_FORMAT_YUV420_10_SHIFT: - case ATOMISP_INPUT_FORMAT_EMBEDDED: - case ATOMISP_INPUT_FORMAT_USER_DEF1: - case ATOMISP_INPUT_FORMAT_USER_DEF2: - case ATOMISP_INPUT_FORMAT_USER_DEF3: - case ATOMISP_INPUT_FORMAT_USER_DEF4: - case ATOMISP_INPUT_FORMAT_USER_DEF5: - case ATOMISP_INPUT_FORMAT_USER_DEF6: - case ATOMISP_INPUT_FORMAT_USER_DEF7: - case ATOMISP_INPUT_FORMAT_USER_DEF8: - break; - } - if (width_a == 0) - return IA_CSS_ERR_INVALID_ARGUMENTS; - - if (two_ppc) - left_padding /= 2; - - /* Default values */ - if (left_padding) - vectors_per_line = num_vectors; - if (!vectors_per_line) { - vectors_per_line = CEIL_MUL(num_vectors / buffer_height, - deinterleaving); - line_width = 0; - } - if (!line_width) - line_width = vectors_per_line * - input_formatter_get_alignment(INPUT_FORMATTER0_ID); - if (!buffers_per_line) - buffers_per_line = deinterleaving; - line_width = CEIL_MUL(line_width, - input_formatter_get_alignment(INPUT_FORMATTER0_ID) - * vmem_increment); - - vectors_per_buffer = buffer_height * buffer_width / ISP_VEC_NELEMS; - - if (config->mode == IA_CSS_INPUT_MODE_TPG && - ((binary && binary->info->sp.pipeline.mode == IA_CSS_BINARY_MODE_VIDEO) || - (!binary))) { - /* !binary -> sp raw copy pipe */ - /* workaround for TPG in video mode */ - start_line = 0; - start_column = 0; - cropped_height -= start_line; - width_a -= start_column; - } - - if_a_config.start_line = start_line; - if_a_config.start_column = start_column; - if_a_config.left_padding = left_padding / deinterleaving; - if_a_config.cropped_height = cropped_height; - if_a_config.cropped_width = width_a; - if_a_config.deinterleaving = deinterleaving; - if_a_config.buf_vecs = vectors_per_buffer; - if_a_config.buf_start_index = buf_offset_a; - if_a_config.buf_increment = vmem_increment; - if_a_config.buf_eol_offset = - buffer_width * bits_per_pixel / 8 - line_width; - if_a_config.is_yuv420_format = - (input_format == ATOMISP_INPUT_FORMAT_YUV420_8) - || (input_format == ATOMISP_INPUT_FORMAT_YUV420_10) - || (input_format == ATOMISP_INPUT_FORMAT_YUV420_16); - if_a_config.block_no_reqs = (config->mode != IA_CSS_INPUT_MODE_SENSOR); - - if (two_ppc) { - if (deinterleaving_b) { - deinterleaving = deinterleaving_b; - width_b = cropped_width * deinterleaving; - buffer_width *= deinterleaving; - /* Patch from bayer to rgb */ - num_vectors = num_vectors / 2 * - deinterleaving * width_b_factor; - vectors_per_line = num_vectors / buffer_height; - line_width = vectors_per_line * - input_formatter_get_alignment(INPUT_FORMATTER0_ID); - } - if_b_config.start_line = start_line; - if_b_config.start_column = start_column_b; - if_b_config.left_padding = left_padding / deinterleaving; - if_b_config.cropped_height = cropped_height; - if_b_config.cropped_width = width_b; - if_b_config.deinterleaving = deinterleaving; - if_b_config.buf_vecs = vectors_per_buffer; - if_b_config.buf_start_index = buf_offset_b; - if_b_config.buf_increment = vmem_increment; - if_b_config.buf_eol_offset = - buffer_width * bits_per_pixel / 8 - line_width; - if_b_config.is_yuv420_format = - input_format == ATOMISP_INPUT_FORMAT_YUV420_8 - || input_format == ATOMISP_INPUT_FORMAT_YUV420_10 - || input_format == ATOMISP_INPUT_FORMAT_YUV420_16; - if_b_config.block_no_reqs = - (config->mode != IA_CSS_INPUT_MODE_SENSOR); - - if (SH_CSS_IF_CONFIG_NOT_NEEDED != if_config_index) { - assert(if_config_index <= SH_CSS_MAX_IF_CONFIGS); - - ifmtr_set_if_blocking_mode(&if_a_config, &if_b_config); - /* Set the ifconfigs to SP group */ - sh_css_sp_set_if_configs(&if_a_config, &if_b_config, - if_config_index); - } - } else { - if (SH_CSS_IF_CONFIG_NOT_NEEDED != if_config_index) { - assert(if_config_index <= SH_CSS_MAX_IF_CONFIGS); - - ifmtr_set_if_blocking_mode(&if_a_config, NULL); - /* Set the ifconfigs to SP group */ - sh_css_sp_set_if_configs(&if_a_config, NULL, - if_config_index); - } - } - - return IA_CSS_SUCCESS; -} - -bool ifmtr_set_if_blocking_mode_reset = true; - -/************************************************************ - * Static functions - ************************************************************/ -static void ifmtr_set_if_blocking_mode( - const input_formatter_cfg_t * const config_a, - const input_formatter_cfg_t * const config_b) -{ - int i; - bool block[] = { false, false, false, false }; - assert(N_INPUT_FORMATTER_ID <= (ARRAY_SIZE(block))); - -#if !defined(IS_ISP_2400_SYSTEM) -#error "ifmtr_set_if_blocking_mode: ISP_SYSTEM must be one of {IS_ISP_2400_SYSTEM}" -#endif - - block[INPUT_FORMATTER0_ID] = (bool)config_a->block_no_reqs; - if (NULL != config_b) - block[INPUT_FORMATTER1_ID] = (bool)config_b->block_no_reqs; - - /* TODO: next could cause issues when streams are started after - * eachother. */ - /*IF should not be reconfigured/reset from host */ - if (ifmtr_set_if_blocking_mode_reset) { - ifmtr_set_if_blocking_mode_reset = false; - for (i = 0; i < N_INPUT_FORMATTER_ID; i++) { - input_formatter_ID_t id = (input_formatter_ID_t) i; - input_formatter_rst(id); - input_formatter_set_fifo_blocking_mode(id, block[id]); - } - } - - return; -} - -static enum ia_css_err ifmtr_start_column( - const struct ia_css_stream_config *config, - unsigned int bin_in, - unsigned int *start_column) -{ - unsigned int in = config->input_config.input_res.width, start, - for_bayer = ia_css_ifmtr_columns_needed_for_bayer_order(config); - - if (bin_in + 2 * for_bayer > in) - return IA_CSS_ERR_INVALID_ARGUMENTS; - - /* On the hardware, we want to use the middle of the input, so we - * divide the start column by 2. */ - start = (in - bin_in) / 2; - /* in case the number of extra columns is 2 or odd, we round the start - * column down */ - start &= ~0x1; - - /* now we add the one column (if needed) to correct for the bayer - * order). - */ - start += for_bayer; - *start_column = start; - return IA_CSS_SUCCESS; -} - -static enum ia_css_err ifmtr_input_start_line( - const struct ia_css_stream_config *config, - unsigned int bin_in, - unsigned int *start_line) -{ - unsigned int in = config->input_config.input_res.height, start, - for_bayer = ia_css_ifmtr_lines_needed_for_bayer_order(config); - - if (bin_in + 2 * for_bayer > in) - return IA_CSS_ERR_INVALID_ARGUMENTS; - - /* On the hardware, we want to use the middle of the input, so we - * divide the start line by 2. On the simulator, we cannot handle extra - * lines at the end of the frame. - */ - start = (in - bin_in) / 2; - /* in case the number of extra lines is 2 or odd, we round the start - * line down. - */ - start &= ~0x1; - - /* now we add the one line (if needed) to correct for the bayer order */ - start += for_bayer; - *start_line = start; - return IA_CSS_SUCCESS; -} - -#endif |
