delta-mjpeg-fw.h (7207B)
1/* SPDX-License-Identifier: GPL-2.0 */ 2/* 3 * Copyright (C) STMicroelectronics SA 2015 4 * Author: Hugues Fruchet <hugues.fruchet@st.com> for STMicroelectronics. 5 */ 6 7#ifndef DELTA_MJPEG_FW_H 8#define DELTA_MJPEG_FW_H 9 10/* 11 * struct jpeg_decoded_buffer_address_t 12 * 13 * defines the addresses where the decoded picture/additional 14 * info related to the block structures will be stored 15 * 16 * @display_luma_p: address of the luma buffer 17 * @display_chroma_p: address of the chroma buffer 18 */ 19struct jpeg_decoded_buffer_address_t { 20 u32 luma_p; 21 u32 chroma_p; 22}; 23 24/* 25 * struct jpeg_display_buffer_address_t 26 * 27 * defines the addresses (used by the Display Reconstruction block) 28 * where the pictures to be displayed will be stored 29 * 30 * @struct_size: size of the structure in bytes 31 * @display_luma_p: address of the luma buffer 32 * @display_chroma_p: address of the chroma buffer 33 * @display_decimated_luma_p: address of the decimated luma buffer 34 * @display_decimated_chroma_p: address of the decimated chroma buffer 35 */ 36struct jpeg_display_buffer_address_t { 37 u32 struct_size; 38 u32 display_luma_p; 39 u32 display_chroma_p; 40 u32 display_decimated_luma_p; 41 u32 display_decimated_chroma_p; 42}; 43 44/* 45 * used for enabling main/aux outputs for both display & 46 * reference reconstruction blocks 47 */ 48enum jpeg_rcn_ref_disp_enable_t { 49 /* enable decimated (for display) reconstruction */ 50 JPEG_DISP_AUX_EN = 0x00000010, 51 /* enable main (for display) reconstruction */ 52 JPEG_DISP_MAIN_EN = 0x00000020, 53 /* enable both main & decimated (for display) reconstruction */ 54 JPEG_DISP_AUX_MAIN_EN = 0x00000030, 55 /* enable only reference output(ex. for trick modes) */ 56 JPEG_REF_MAIN_EN = 0x00000100, 57 /* 58 * enable reference output with decimated 59 * (for display) reconstruction 60 */ 61 JPEG_REF_MAIN_DISP_AUX_EN = 0x00000110, 62 /* 63 * enable reference output with main 64 * (for display) reconstruction 65 */ 66 JPEG_REF_MAIN_DISP_MAIN_EN = 0x00000120, 67 /* 68 * enable reference output with main & decimated 69 * (for display) reconstruction 70 */ 71 JPEG_REF_MAIN_DISP_MAIN_AUX_EN = 0x00000130 72}; 73 74/* identifies the horizontal decimation factor */ 75enum jpeg_horizontal_deci_factor_t { 76 /* no resize */ 77 JPEG_HDEC_1 = 0x00000000, 78 /* Advanced H/2 resize using improved 8-tap filters */ 79 JPEG_HDEC_ADVANCED_2 = 0x00000101, 80 /* Advanced H/4 resize using improved 8-tap filters */ 81 JPEG_HDEC_ADVANCED_4 = 0x00000102 82}; 83 84/* identifies the vertical decimation factor */ 85enum jpeg_vertical_deci_factor_t { 86 /* no resize */ 87 JPEG_VDEC_1 = 0x00000000, 88 /* V/2 , progressive resize */ 89 JPEG_VDEC_ADVANCED_2_PROG = 0x00000204, 90 /* V/2 , interlaced resize */ 91 JPEG_VDEC_ADVANCED_2_INT = 0x000000208 92}; 93 94/* status of the decoding process */ 95enum jpeg_decoding_error_t { 96 JPEG_DECODER_NO_ERROR = 0, 97 JPEG_DECODER_UNDEFINED_HUFF_TABLE = 1, 98 JPEG_DECODER_UNSUPPORTED_MARKER = 2, 99 JPEG_DECODER_UNABLE_ALLOCATE_MEMORY = 3, 100 JPEG_DECODER_NON_SUPPORTED_SAMP_FACTORS = 4, 101 JPEG_DECODER_BAD_PARAMETER = 5, 102 JPEG_DECODER_DECODE_ERROR = 6, 103 JPEG_DECODER_BAD_RESTART_MARKER = 7, 104 JPEG_DECODER_UNSUPPORTED_COLORSPACE = 8, 105 JPEG_DECODER_BAD_SOS_SPECTRAL = 9, 106 JPEG_DECODER_BAD_SOS_SUCCESSIVE = 10, 107 JPEG_DECODER_BAD_HEADER_LENGTH = 11, 108 JPEG_DECODER_BAD_COUNT_VALUE = 12, 109 JPEG_DECODER_BAD_DHT_MARKER = 13, 110 JPEG_DECODER_BAD_INDEX_VALUE = 14, 111 JPEG_DECODER_BAD_NUMBER_HUFFMAN_TABLES = 15, 112 JPEG_DECODER_BAD_QUANT_TABLE_LENGTH = 16, 113 JPEG_DECODER_BAD_NUMBER_QUANT_TABLES = 17, 114 JPEG_DECODER_BAD_COMPONENT_COUNT = 18, 115 JPEG_DECODER_DIVIDE_BY_ZERO_ERROR = 19, 116 JPEG_DECODER_NOT_JPG_IMAGE = 20, 117 JPEG_DECODER_UNSUPPORTED_ROTATION_ANGLE = 21, 118 JPEG_DECODER_UNSUPPORTED_SCALING = 22, 119 JPEG_DECODER_INSUFFICIENT_OUTPUTBUFFER_SIZE = 23, 120 JPEG_DECODER_BAD_HWCFG_GP_VERSION_VALUE = 24, 121 JPEG_DECODER_BAD_VALUE_FROM_RED = 25, 122 JPEG_DECODER_BAD_SUBREGION_PARAMETERS = 26, 123 JPEG_DECODER_PROGRESSIVE_DECODE_NOT_SUPPORTED = 27, 124 JPEG_DECODER_ERROR_TASK_TIMEOUT = 28, 125 JPEG_DECODER_ERROR_FEATURE_NOT_SUPPORTED = 29 126}; 127 128/* identifies the decoding mode */ 129enum jpeg_decoding_mode_t { 130 JPEG_NORMAL_DECODE = 0, 131}; 132 133enum jpeg_additional_flags_t { 134 JPEG_ADDITIONAL_FLAG_NONE = 0, 135 /* request firmware to return values of the CEH registers */ 136 JPEG_ADDITIONAL_FLAG_CEH = 1, 137 /* output storage of auxiliary reconstruction in Raster format. */ 138 JPEG_ADDITIONAL_FLAG_RASTER = 64, 139 /* output storage of auxiliary reconstruction in 420MB format. */ 140 JPEG_ADDITIONAL_FLAG_420MB = 128 141}; 142 143/* 144 * struct jpeg_video_decode_init_params_t - initialization command parameters 145 * 146 * @circular_buffer_begin_addr_p: start address of fw circular buffer 147 * @circular_buffer_end_addr_p: end address of fw circular buffer 148 */ 149struct jpeg_video_decode_init_params_t { 150 u32 circular_buffer_begin_addr_p; 151 u32 circular_buffer_end_addr_p; 152 u32 reserved; 153}; 154 155/* 156 * struct jpeg_decode_params_t - decode command parameters 157 * 158 * @picture_start_addr_p: start address of jpeg picture 159 * @picture_end_addr_p: end address of jpeg picture 160 * @decoded_buffer_addr: decoded picture buffer 161 * @display_buffer_addr: display picture buffer 162 * @main_aux_enable: enable main and/or aux outputs 163 * @horizontal_decimation_factor:horizontal decimation factor 164 * @vertical_decimation_factor: vertical decimation factor 165 * @xvalue0: the x(0) coordinate for subregion decoding 166 * @xvalue1: the x(1) coordinate for subregion decoding 167 * @yvalue0: the y(0) coordinate for subregion decoding 168 * @yvalue1: the y(1) coordinate for subregion decoding 169 * @decoding_mode: decoding mode 170 * @additional_flags: additional flags 171 * @field_flag: determines frame/field scan 172 * @is_jpeg_image: 1 = still jpeg, 0 = motion jpeg 173 */ 174struct jpeg_decode_params_t { 175 u32 picture_start_addr_p; 176 u32 picture_end_addr_p; 177 struct jpeg_decoded_buffer_address_t decoded_buffer_addr; 178 struct jpeg_display_buffer_address_t display_buffer_addr; 179 enum jpeg_rcn_ref_disp_enable_t main_aux_enable; 180 enum jpeg_horizontal_deci_factor_t horizontal_decimation_factor; 181 enum jpeg_vertical_deci_factor_t vertical_decimation_factor; 182 u32 xvalue0; 183 u32 xvalue1; 184 u32 yvalue0; 185 u32 yvalue1; 186 enum jpeg_decoding_mode_t decoding_mode; 187 u32 additional_flags; 188 u32 field_flag; 189 u32 reserved; 190 u32 is_jpeg_image; 191}; 192 193/* 194 * struct jpeg_decode_return_params_t 195 * 196 * status returned by firmware after decoding 197 * 198 * @decode_time_in_us: decoding time in microseconds 199 * @pm_cycles: profiling information 200 * @pm_dmiss: profiling information 201 * @pm_imiss: profiling information 202 * @pm_bundles: profiling information 203 * @pm_pft: profiling information 204 * @error_code: status of the decoding process 205 * @ceh_registers: array where values of the Contrast Enhancement 206 * Histogram (CEH) registers will be stored. 207 * ceh_registers[0] correspond to register MBE_CEH_0_7, 208 * ceh_registers[1] correspond to register MBE_CEH_8_15 209 * ceh_registers[2] correspond to register MBE_CEH_16_23 210 * Note that elements of this array will be updated only 211 * if additional_flags has JPEG_ADDITIONAL_FLAG_CEH set. 212 */ 213struct jpeg_decode_return_params_t { 214 /* profiling info */ 215 u32 decode_time_in_us; 216 u32 pm_cycles; 217 u32 pm_dmiss; 218 u32 pm_imiss; 219 u32 pm_bundles; 220 u32 pm_pft; 221 enum jpeg_decoding_error_t error_code; 222 u32 ceh_registers[32]; 223}; 224 225#endif /* DELTA_MJPEG_FW_H */