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 "hmm.h" 17 18 #include "ia_css_frame_public.h" 19 #define IA_CSS_INCLUDE_CONFIGURATIONS 20 #include "ia_css_isp_configs.h" 21 22 #include "ia_css_types.h" 23 #include "ia_css_host_data.h" 24 #include "sh_css_param_dvs.h" 25 #include "sh_css_params.h" 26 #include "ia_css_binary.h" 27 #include "ia_css_debug.h" 28 #include "assert_support.h" 29 30 #include "ia_css_dvs.host.h" 31 32 static const struct ia_css_dvs_configuration default_config = { 33 .info = (struct ia_css_frame_info *)NULL, 34 }; 35 36 void 37 ia_css_dvs_config( 38 struct sh_css_isp_dvs_isp_config *to, 39 const struct ia_css_dvs_configuration *from, 40 unsigned int size) 41 { 42 (void)size; 43 to->num_horizontal_blocks = 44 DVS_NUM_BLOCKS_X(from->info->res.width); 45 to->num_vertical_blocks = 46 DVS_NUM_BLOCKS_Y(from->info->res.height); 47 } 48 49 int ia_css_dvs_configure(const struct ia_css_binary *binary, 50 const struct ia_css_frame_info *info) 51 { 52 struct ia_css_dvs_configuration config = default_config; 53 54 config.info = info; 55 56 return ia_css_configure_dvs(binary, &config); 57 } 58 59 static void 60 convert_coords_to_ispparams( 61 struct ia_css_host_data *gdc_warp_table, 62 const struct ia_css_dvs_6axis_config *config, 63 unsigned int i_stride, 64 unsigned int o_width, 65 unsigned int o_height, 66 unsigned int uv_flag) 67 { 68 unsigned int i, j; 69 gdc_warp_param_mem_t s = { 0 }; 70 unsigned int x00, x01, x10, x11, 71 y00, y01, y10, y11; 72 73 unsigned int xmin, ymin, xmax, ymax; 74 unsigned int topleft_x, topleft_y, bottom_x, bottom_y, 75 topleft_x_frac, topleft_y_frac; 76 unsigned int dvs_interp_envelope = (DVS_GDC_INTERP_METHOD == HRT_GDC_BLI_MODE ? 77 DVS_GDC_BLI_INTERP_ENVELOPE : DVS_GDC_BCI_INTERP_ENVELOPE); 78 79 /* number of blocks per height and width */ 80 unsigned int num_blocks_y = (uv_flag ? DVS_NUM_BLOCKS_Y_CHROMA( 81 o_height) : DVS_NUM_BLOCKS_Y(o_height)); 82 unsigned int num_blocks_x = (uv_flag ? DVS_NUM_BLOCKS_X_CHROMA( 83 o_width) : DVS_NUM_BLOCKS_X( 84 o_width)); // round num_x up to blockdim_x, if it concerns the Y0Y1 block (uv_flag==0) round up to even 85 86 unsigned int in_stride = i_stride * DVS_INPUT_BYTES_PER_PIXEL; 87 unsigned int width, height; 88 unsigned int *xbuff = NULL; 89 unsigned int *ybuff = NULL; 90 struct gdc_warp_param_mem_s *ptr; 91 92 assert(config); 93 assert(gdc_warp_table); 94 assert(gdc_warp_table->address); 95 96 ptr = (struct gdc_warp_param_mem_s *)gdc_warp_table->address; 97 98 ptr += (2 * uv_flag); /* format is Y0 Y1 UV, so UV starts at 3rd position */ 99 100 if (uv_flag == 0) { 101 xbuff = config->xcoords_y; 102 ybuff = config->ycoords_y; 103 width = config->width_y; 104 height = config->height_y; 105 } else { 106 xbuff = config->xcoords_uv; 107 ybuff = config->ycoords_uv; 108 width = config->width_uv; 109 height = config->height_uv; 110 } 111 112 IA_CSS_LOG("blockdim_x %d blockdim_y %d", 113 DVS_BLOCKDIM_X, DVS_BLOCKDIM_Y_LUMA >> uv_flag); 114 IA_CSS_LOG("num_blocks_x %d num_blocks_y %d", num_blocks_x, num_blocks_y); 115 IA_CSS_LOG("width %d height %d", width, height); 116 117 assert(width == num_blocks_x + 118 1); // the width and height of the provided morphing table should be 1 more than the number of blocks 119 assert(height == num_blocks_y + 1); 120 121 for (j = 0; j < num_blocks_y; j++) { 122 for (i = 0; i < num_blocks_x; i++) { 123 x00 = xbuff[j * width + i]; 124 x01 = xbuff[j * width + (i + 1)]; 125 x10 = xbuff[(j + 1) * width + i]; 126 x11 = xbuff[(j + 1) * width + (i + 1)]; 127 128 y00 = ybuff[j * width + i]; 129 y01 = ybuff[j * width + (i + 1)]; 130 y10 = ybuff[(j + 1) * width + i]; 131 y11 = ybuff[(j + 1) * width + (i + 1)]; 132 133 xmin = min(x00, x10); 134 xmax = max(x01, x11); 135 ymin = min(y00, y01); 136 ymax = max(y10, y11); 137 138 /* Assert that right column's X is greater */ 139 assert(x01 >= xmin); 140 assert(x11 >= xmin); 141 /* Assert that bottom row's Y is greater */ 142 assert(y10 >= ymin); 143 assert(y11 >= ymin); 144 145 topleft_y = ymin >> DVS_COORD_FRAC_BITS; 146 topleft_x = ((xmin >> DVS_COORD_FRAC_BITS) 147 >> XMEM_ALIGN_LOG2) 148 << (XMEM_ALIGN_LOG2); 149 s.in_addr_offset = topleft_y * in_stride + topleft_x; 150 151 /* similar to topleft_y calculation, but round up if ymax 152 * has any fraction bits */ 153 bottom_y = CEIL_DIV(ymax, 1 << DVS_COORD_FRAC_BITS); 154 s.in_block_height = bottom_y - topleft_y + dvs_interp_envelope; 155 156 bottom_x = CEIL_DIV(xmax, 1 << DVS_COORD_FRAC_BITS); 157 s.in_block_width = bottom_x - topleft_x + dvs_interp_envelope; 158 159 topleft_x_frac = topleft_x << (DVS_COORD_FRAC_BITS); 160 topleft_y_frac = topleft_y << (DVS_COORD_FRAC_BITS); 161 162 s.p0_x = x00 - topleft_x_frac; 163 s.p1_x = x01 - topleft_x_frac; 164 s.p2_x = x10 - topleft_x_frac; 165 s.p3_x = x11 - topleft_x_frac; 166 167 s.p0_y = y00 - topleft_y_frac; 168 s.p1_y = y01 - topleft_y_frac; 169 s.p2_y = y10 - topleft_y_frac; 170 s.p3_y = y11 - topleft_y_frac; 171 172 // block should fit within the boundingbox. 173 assert(s.p0_x < (s.in_block_width << DVS_COORD_FRAC_BITS)); 174 assert(s.p1_x < (s.in_block_width << DVS_COORD_FRAC_BITS)); 175 assert(s.p2_x < (s.in_block_width << DVS_COORD_FRAC_BITS)); 176 assert(s.p3_x < (s.in_block_width << DVS_COORD_FRAC_BITS)); 177 assert(s.p0_y < (s.in_block_height << DVS_COORD_FRAC_BITS)); 178 assert(s.p1_y < (s.in_block_height << DVS_COORD_FRAC_BITS)); 179 assert(s.p2_y < (s.in_block_height << DVS_COORD_FRAC_BITS)); 180 assert(s.p3_y < (s.in_block_height << DVS_COORD_FRAC_BITS)); 181 182 // block size should be greater than zero. 183 assert(s.p0_x < s.p1_x); 184 assert(s.p2_x < s.p3_x); 185 assert(s.p0_y < s.p2_y); 186 assert(s.p1_y < s.p3_y); 187 188 #if 0 189 printf("j: %d\ti:%d\n", j, i); 190 printf("offset: %d\n", s.in_addr_offset); 191 printf("p0_x: %d\n", s.p0_x); 192 printf("p0_y: %d\n", s.p0_y); 193 printf("p1_x: %d\n", s.p1_x); 194 printf("p1_y: %d\n", s.p1_y); 195 printf("p2_x: %d\n", s.p2_x); 196 printf("p2_y: %d\n", s.p2_y); 197 printf("p3_x: %d\n", s.p3_x); 198 printf("p3_y: %d\n", s.p3_y); 199 200 printf("p0_x_nofrac[0]: %d\n", s.p0_x >> DVS_COORD_FRAC_BITS); 201 printf("p0_y_nofrac[1]: %d\n", s.p0_y >> DVS_COORD_FRAC_BITS); 202 printf("p1_x_nofrac[2]: %d\n", s.p1_x >> DVS_COORD_FRAC_BITS); 203 printf("p1_y_nofrac[3]: %d\n", s.p1_y >> DVS_COORD_FRAC_BITS); 204 printf("p2_x_nofrac[0]: %d\n", s.p2_x >> DVS_COORD_FRAC_BITS); 205 printf("p2_y_nofrac[1]: %d\n", s.p2_y >> DVS_COORD_FRAC_BITS); 206 printf("p3_x_nofrac[2]: %d\n", s.p3_x >> DVS_COORD_FRAC_BITS); 207 printf("p3_y_nofrac[3]: %d\n", s.p3_y >> DVS_COORD_FRAC_BITS); 208 printf("\n"); 209 #endif 210 211 *ptr = s; 212 213 // storage format: 214 // Y0 Y1 UV0 Y2 Y3 UV1 215 /* if uv_flag equals true increment with 2 incase x is odd, this to 216 skip the uv position. */ 217 if (uv_flag) 218 ptr += 3; 219 else 220 ptr += (1 + (i & 1)); 221 } 222 } 223 } 224 225 struct ia_css_host_data * 226 convert_allocate_dvs_6axis_config( 227 const struct ia_css_dvs_6axis_config *dvs_6axis_config, 228 const struct ia_css_binary *binary, 229 const struct ia_css_frame_info *dvs_in_frame_info) 230 { 231 unsigned int i_stride; 232 unsigned int o_width; 233 unsigned int o_height; 234 struct ia_css_host_data *me; 235 236 assert(binary); 237 assert(dvs_6axis_config); 238 assert(dvs_in_frame_info); 239 240 me = ia_css_host_data_allocate((size_t)((DVS_6AXIS_BYTES(binary) / 2) * 3)); 241 242 if (!me) 243 return NULL; 244 245 /*DVS only supports input frame of YUV420 or NV12. Fail for all other cases*/ 246 assert((dvs_in_frame_info->format == IA_CSS_FRAME_FORMAT_NV12) 247 || (dvs_in_frame_info->format == IA_CSS_FRAME_FORMAT_YUV420)); 248 249 i_stride = dvs_in_frame_info->padded_width; 250 251 o_width = binary->out_frame_info[0].res.width; 252 o_height = binary->out_frame_info[0].res.height; 253 254 /* Y plane */ 255 convert_coords_to_ispparams(me, dvs_6axis_config, 256 i_stride, o_width, o_height, 0); 257 258 if (dvs_in_frame_info->format == IA_CSS_FRAME_FORMAT_YUV420) { 259 /*YUV420 has half the stride for U/V plane*/ 260 i_stride /= 2; 261 } 262 263 /* UV plane (packed inside the y plane) */ 264 convert_coords_to_ispparams(me, dvs_6axis_config, 265 i_stride, o_width / 2, o_height / 2, 1); 266 267 return me; 268 } 269 270 int 271 store_dvs_6axis_config( 272 const struct ia_css_dvs_6axis_config *dvs_6axis_config, 273 const struct ia_css_binary *binary, 274 const struct ia_css_frame_info *dvs_in_frame_info, 275 ia_css_ptr ddr_addr_y) { 276 struct ia_css_host_data *me; 277 278 assert(dvs_6axis_config); 279 assert(ddr_addr_y != mmgr_NULL); 280 assert(dvs_in_frame_info); 281 282 me = convert_allocate_dvs_6axis_config(dvs_6axis_config, 283 binary, 284 dvs_in_frame_info); 285 286 if (!me) 287 { 288 IA_CSS_LEAVE_ERR_PRIVATE(-ENOMEM); 289 return -ENOMEM; 290 } 291 292 ia_css_params_store_ia_css_host_data( 293 ddr_addr_y, 294 me); 295 ia_css_host_data_free(me); 296 297 return 0; 298 } 299