1 // SPDX-License-Identifier: GPL-2.0 2 /* 3 * Support for Intel Camera Imaging ISP subsystem. 4 * Copyright (c) 2015, Intel Corporation. 5 * 6 * This program is free software; you can redistribute it and/or modify it 7 * under the terms and conditions of the GNU General Public License, 8 * version 2, as published by the Free Software Foundation. 9 * 10 * This program is distributed in the hope it will be useful, but WITHOUT 11 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 12 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for 13 * more details. 14 */ 15 16 #include "ia_css_frame.h" 17 #include "ia_css_types.h" 18 #include "sh_css_defs.h" 19 #include "ia_css_debug.h" 20 #include "assert_support.h" 21 #define IA_CSS_INCLUDE_CONFIGURATIONS 22 #include "ia_css_isp_configs.h" 23 #include "isp.h" 24 #include "isp/modes/interface/isp_types.h" 25 26 #include "ia_css_raw.host.h" 27 28 static const struct ia_css_raw_configuration default_config = { 29 .pipe = (struct sh_css_sp_pipeline *)NULL, 30 }; 31 32 static inline unsigned 33 sh_css_elems_bytes_from_info(unsigned int raw_bit_depth) 34 { 35 return CEIL_DIV(raw_bit_depth, 8); 36 } 37 38 /* MW: These areMIPI / ISYS properties, not camera function properties */ 39 static enum sh_stream_format 40 css2isp_stream_format(enum atomisp_input_format from) { 41 switch (from) 42 { 43 case ATOMISP_INPUT_FORMAT_YUV420_8_LEGACY: 44 return sh_stream_format_yuv420_legacy; 45 case ATOMISP_INPUT_FORMAT_YUV420_8: 46 case ATOMISP_INPUT_FORMAT_YUV420_10: 47 case ATOMISP_INPUT_FORMAT_YUV420_16: 48 return sh_stream_format_yuv420; 49 case ATOMISP_INPUT_FORMAT_YUV422_8: 50 case ATOMISP_INPUT_FORMAT_YUV422_10: 51 case ATOMISP_INPUT_FORMAT_YUV422_16: 52 return sh_stream_format_yuv422; 53 case ATOMISP_INPUT_FORMAT_RGB_444: 54 case ATOMISP_INPUT_FORMAT_RGB_555: 55 case ATOMISP_INPUT_FORMAT_RGB_565: 56 case ATOMISP_INPUT_FORMAT_RGB_666: 57 case ATOMISP_INPUT_FORMAT_RGB_888: 58 return sh_stream_format_rgb; 59 case ATOMISP_INPUT_FORMAT_RAW_6: 60 case ATOMISP_INPUT_FORMAT_RAW_7: 61 case ATOMISP_INPUT_FORMAT_RAW_8: 62 case ATOMISP_INPUT_FORMAT_RAW_10: 63 case ATOMISP_INPUT_FORMAT_RAW_12: 64 case ATOMISP_INPUT_FORMAT_RAW_14: 65 case ATOMISP_INPUT_FORMAT_RAW_16: 66 return sh_stream_format_raw; 67 case ATOMISP_INPUT_FORMAT_BINARY_8: 68 default: 69 return sh_stream_format_raw; 70 } 71 } 72 73 void 74 ia_css_raw_config( 75 struct sh_css_isp_raw_isp_config *to, 76 const struct ia_css_raw_configuration *from, 77 unsigned int size) 78 { 79 unsigned int elems_a = ISP_VEC_NELEMS; 80 const struct ia_css_frame_info *in_info = from->in_info; 81 const struct ia_css_frame_info *internal_info = from->internal_info; 82 83 (void)size; 84 #if !defined(USE_INPUT_SYSTEM_VERSION_2401) 85 /* 2401 input system uses input width width */ 86 in_info = internal_info; 87 #else 88 /*in some cases, in_info is NULL*/ 89 if (in_info) 90 (void)internal_info; 91 else 92 in_info = internal_info; 93 94 #endif 95 ia_css_dma_configure_from_info(&to->port_b, in_info); 96 97 /* Assume divisiblity here, may need to generalize to fixed point. */ 98 assert((in_info->format == IA_CSS_FRAME_FORMAT_RAW_PACKED) || 99 (elems_a % to->port_b.elems == 0)); 100 101 to->width_a_over_b = elems_a / to->port_b.elems; 102 to->inout_port_config = from->pipe->inout_port_config; 103 to->format = in_info->format; 104 to->required_bds_factor = from->pipe->required_bds_factor; 105 to->two_ppc = from->two_ppc; 106 to->stream_format = css2isp_stream_format(from->stream_format); 107 to->deinterleaved = from->deinterleaved; 108 #if (defined(USE_INPUT_SYSTEM_VERSION_2401) || defined(CONFIG_CSI2_PLUS)) 109 to->start_column = in_info->crop_info.start_column; 110 to->start_line = in_info->crop_info.start_line; 111 to->enable_left_padding = from->enable_left_padding; 112 #endif 113 } 114 115 void 116 ia_css_raw_configure( 117 const struct sh_css_sp_pipeline *pipe, 118 const struct ia_css_binary *binary, 119 const struct ia_css_frame_info *in_info, 120 const struct ia_css_frame_info *internal_info, 121 bool two_ppc, 122 bool deinterleaved) 123 { 124 u8 enable_left_padding = (uint8_t)((binary->left_padding) ? 1 : 0); 125 struct ia_css_raw_configuration config = default_config; 126 127 config.pipe = pipe; 128 config.in_info = in_info; 129 config.internal_info = internal_info; 130 config.two_ppc = two_ppc; 131 config.stream_format = binary->input_format; 132 config.deinterleaved = deinterleaved; 133 config.enable_left_padding = enable_left_padding; 134 135 ia_css_configure_raw(binary, &config); 136 } 137