1 /* 2 * Support for Intel Camera Imaging ISP subsystem. 3 * Copyright (c) 2015, Intel Corporation. 4 * 5 * This program is free software; you can redistribute it and/or modify it 6 * under the terms and conditions of the GNU General Public License, 7 * version 2, as published by the Free Software Foundation. 8 * 9 * This program is distributed in the hope it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for 12 * more details. 13 */ 14 15 #include "hmm.h" 16 17 #include "ia_css_frame_public.h" 18 #define IA_CSS_INCLUDE_CONFIGURATIONS 19 #include "ia_css_isp_configs.h" 20 21 #include "ia_css_types.h" 22 #include "ia_css_host_data.h" 23 #include "sh_css_param_dvs.h" 24 #include "sh_css_params.h" 25 #include "ia_css_binary.h" 26 #include "ia_css_debug.h" 27 #include "assert_support.h" 28 29 #include "ia_css_dvs.host.h" 30 31 static const struct ia_css_dvs_configuration default_config = { 32 .info = (struct ia_css_frame_info *)NULL, 33 }; 34 35 void 36 ia_css_dvs_config( 37 struct sh_css_isp_dvs_isp_config *to, 38 const struct ia_css_dvs_configuration *from, 39 unsigned int size) 40 { 41 (void)size; 42 to->num_horizontal_blocks = 43 DVS_NUM_BLOCKS_X(from->info->res.width); 44 to->num_vertical_blocks = 45 DVS_NUM_BLOCKS_Y(from->info->res.height); 46 } 47 48 void 49 ia_css_dvs_configure( 50 const struct ia_css_binary *binary, 51 const struct ia_css_frame_info *info) 52 { 53 struct ia_css_dvs_configuration config = default_config; 54 55 config.info = info; 56 57 ia_css_configure_dvs(binary, &config); 58 } 59 60 static void 61 convert_coords_to_ispparams( 62 struct ia_css_host_data *gdc_warp_table, 63 const struct ia_css_dvs_6axis_config *config, 64 unsigned int i_stride, 65 unsigned int o_width, 66 unsigned int o_height, 67 unsigned int uv_flag) 68 { 69 unsigned int i, j; 70 gdc_warp_param_mem_t s = { 0 }; 71 unsigned int x00, x01, x10, x11, 72 y00, y01, y10, y11; 73 74 unsigned int xmin, ymin, xmax, ymax; 75 unsigned int topleft_x, topleft_y, bottom_x, bottom_y, 76 topleft_x_frac, topleft_y_frac; 77 unsigned int dvs_interp_envelope = (DVS_GDC_INTERP_METHOD == HRT_GDC_BLI_MODE ? 78 DVS_GDC_BLI_INTERP_ENVELOPE : DVS_GDC_BCI_INTERP_ENVELOPE); 79 80 /* number of blocks per height and width */ 81 unsigned int num_blocks_y = (uv_flag ? DVS_NUM_BLOCKS_Y_CHROMA( 82 o_height) : DVS_NUM_BLOCKS_Y(o_height)); 83 unsigned int num_blocks_x = (uv_flag ? DVS_NUM_BLOCKS_X_CHROMA( 84 o_width) : DVS_NUM_BLOCKS_X( 85 o_width)); // round num_x up to blockdim_x, if it concerns the Y0Y1 block (uv_flag==0) round up to even 86 87 unsigned int in_stride = i_stride * DVS_INPUT_BYTES_PER_PIXEL; 88 unsigned int width, height; 89 unsigned int *xbuff = NULL; 90 unsigned int *ybuff = NULL; 91 struct gdc_warp_param_mem_s *ptr; 92 93 assert(config); 94 assert(gdc_warp_table); 95 assert(gdc_warp_table->address); 96 97 ptr = (struct gdc_warp_param_mem_s *)gdc_warp_table->address; 98 99 ptr += (2 * uv_flag); /* format is Y0 Y1 UV, so UV starts at 3rd position */ 100 101 if (uv_flag == 0) { 102 xbuff = config->xcoords_y; 103 ybuff = config->ycoords_y; 104 width = config->width_y; 105 height = config->height_y; 106 } else { 107 xbuff = config->xcoords_uv; 108 ybuff = config->ycoords_uv; 109 width = config->width_uv; 110 height = config->height_uv; 111 } 112 113 IA_CSS_LOG("blockdim_x %d blockdim_y %d", 114 DVS_BLOCKDIM_X, DVS_BLOCKDIM_Y_LUMA >> uv_flag); 115 IA_CSS_LOG("num_blocks_x %d num_blocks_y %d", num_blocks_x, num_blocks_y); 116 IA_CSS_LOG("width %d height %d", width, height); 117 118 assert(width == num_blocks_x + 119 1); // the width and height of the provided morphing table should be 1 more than the number of blocks 120 assert(height == num_blocks_y + 1); 121 122 for (j = 0; j < num_blocks_y; j++) { 123 for (i = 0; i < num_blocks_x; i++) { 124 x00 = xbuff[j * width + i]; 125 x01 = xbuff[j * width + (i + 1)]; 126 x10 = xbuff[(j + 1) * width + i]; 127 x11 = xbuff[(j + 1) * width + (i + 1)]; 128 129 y00 = ybuff[j * width + i]; 130 y01 = ybuff[j * width + (i + 1)]; 131 y10 = ybuff[(j + 1) * width + i]; 132 y11 = ybuff[(j + 1) * width + (i + 1)]; 133 134 xmin = min(x00, x10); 135 xmax = max(x01, x11); 136 ymin = min(y00, y01); 137 ymax = max(y10, y11); 138 139 /* Assert that right column's X is greater */ 140 assert(x01 >= xmin); 141 assert(x11 >= xmin); 142 /* Assert that bottom row's Y is greater */ 143 assert(y10 >= ymin); 144 assert(y11 >= ymin); 145 146 topleft_y = ymin >> DVS_COORD_FRAC_BITS; 147 topleft_x = ((xmin >> DVS_COORD_FRAC_BITS) 148 >> XMEM_ALIGN_LOG2) 149 << (XMEM_ALIGN_LOG2); 150 s.in_addr_offset = topleft_y * in_stride + topleft_x; 151 152 /* similar to topleft_y calculation, but round up if ymax 153 * has any fraction bits */ 154 bottom_y = CEIL_DIV(ymax, 1 << DVS_COORD_FRAC_BITS); 155 s.in_block_height = bottom_y - topleft_y + dvs_interp_envelope; 156 157 bottom_x = CEIL_DIV(xmax, 1 << DVS_COORD_FRAC_BITS); 158 s.in_block_width = bottom_x - topleft_x + dvs_interp_envelope; 159 160 topleft_x_frac = topleft_x << (DVS_COORD_FRAC_BITS); 161 topleft_y_frac = topleft_y << (DVS_COORD_FRAC_BITS); 162 163 s.p0_x = x00 - topleft_x_frac; 164 s.p1_x = x01 - topleft_x_frac; 165 s.p2_x = x10 - topleft_x_frac; 166 s.p3_x = x11 - topleft_x_frac; 167 168 s.p0_y = y00 - topleft_y_frac; 169 s.p1_y = y01 - topleft_y_frac; 170 s.p2_y = y10 - topleft_y_frac; 171 s.p3_y = y11 - topleft_y_frac; 172 173 // block should fit within the boundingbox. 174 assert(s.p0_x < (s.in_block_width << DVS_COORD_FRAC_BITS)); 175 assert(s.p1_x < (s.in_block_width << DVS_COORD_FRAC_BITS)); 176 assert(s.p2_x < (s.in_block_width << DVS_COORD_FRAC_BITS)); 177 assert(s.p3_x < (s.in_block_width << DVS_COORD_FRAC_BITS)); 178 assert(s.p0_y < (s.in_block_height << DVS_COORD_FRAC_BITS)); 179 assert(s.p1_y < (s.in_block_height << DVS_COORD_FRAC_BITS)); 180 assert(s.p2_y < (s.in_block_height << DVS_COORD_FRAC_BITS)); 181 assert(s.p3_y < (s.in_block_height << DVS_COORD_FRAC_BITS)); 182 183 // block size should be greater than zero. 184 assert(s.p0_x < s.p1_x); 185 assert(s.p2_x < s.p3_x); 186 assert(s.p0_y < s.p2_y); 187 assert(s.p1_y < s.p3_y); 188 189 #if 0 190 printf("j: %d\ti:%d\n", j, i); 191 printf("offset: %d\n", s.in_addr_offset); 192 printf("p0_x: %d\n", s.p0_x); 193 printf("p0_y: %d\n", s.p0_y); 194 printf("p1_x: %d\n", s.p1_x); 195 printf("p1_y: %d\n", s.p1_y); 196 printf("p2_x: %d\n", s.p2_x); 197 printf("p2_y: %d\n", s.p2_y); 198 printf("p3_x: %d\n", s.p3_x); 199 printf("p3_y: %d\n", s.p3_y); 200 201 printf("p0_x_nofrac[0]: %d\n", s.p0_x >> DVS_COORD_FRAC_BITS); 202 printf("p0_y_nofrac[1]: %d\n", s.p0_y >> DVS_COORD_FRAC_BITS); 203 printf("p1_x_nofrac[2]: %d\n", s.p1_x >> DVS_COORD_FRAC_BITS); 204 printf("p1_y_nofrac[3]: %d\n", s.p1_y >> DVS_COORD_FRAC_BITS); 205 printf("p2_x_nofrac[0]: %d\n", s.p2_x >> DVS_COORD_FRAC_BITS); 206 printf("p2_y_nofrac[1]: %d\n", s.p2_y >> DVS_COORD_FRAC_BITS); 207 printf("p3_x_nofrac[2]: %d\n", s.p3_x >> DVS_COORD_FRAC_BITS); 208 printf("p3_y_nofrac[3]: %d\n", s.p3_y >> DVS_COORD_FRAC_BITS); 209 printf("\n"); 210 #endif 211 212 *ptr = s; 213 214 // storage format: 215 // Y0 Y1 UV0 Y2 Y3 UV1 216 /* if uv_flag equals true increment with 2 incase x is odd, this to 217 skip the uv position. */ 218 if (uv_flag) 219 ptr += 3; 220 else 221 ptr += (1 + (i & 1)); 222 } 223 } 224 } 225 226 struct ia_css_host_data * 227 convert_allocate_dvs_6axis_config( 228 const struct ia_css_dvs_6axis_config *dvs_6axis_config, 229 const struct ia_css_binary *binary, 230 const struct ia_css_frame_info *dvs_in_frame_info) 231 { 232 unsigned int i_stride; 233 unsigned int o_width; 234 unsigned int o_height; 235 struct ia_css_host_data *me; 236 struct gdc_warp_param_mem_s *isp_data_ptr; 237 238 assert(binary); 239 assert(dvs_6axis_config); 240 assert(dvs_in_frame_info); 241 242 me = ia_css_host_data_allocate((size_t)((DVS_6AXIS_BYTES(binary) / 2) * 3)); 243 244 if (!me) 245 return NULL; 246 247 /*DVS only supports input frame of YUV420 or NV12. Fail for all other cases*/ 248 assert((dvs_in_frame_info->format == IA_CSS_FRAME_FORMAT_NV12) 249 || (dvs_in_frame_info->format == IA_CSS_FRAME_FORMAT_YUV420)); 250 251 isp_data_ptr = (struct gdc_warp_param_mem_s *)me->address; 252 253 i_stride = dvs_in_frame_info->padded_width; 254 255 o_width = binary->out_frame_info[0].res.width; 256 o_height = binary->out_frame_info[0].res.height; 257 258 /* Y plane */ 259 convert_coords_to_ispparams(me, dvs_6axis_config, 260 i_stride, o_width, o_height, 0); 261 262 if (dvs_in_frame_info->format == IA_CSS_FRAME_FORMAT_YUV420) { 263 /*YUV420 has half the stride for U/V plane*/ 264 i_stride /= 2; 265 } 266 267 /* UV plane (packed inside the y plane) */ 268 convert_coords_to_ispparams(me, dvs_6axis_config, 269 i_stride, o_width / 2, o_height / 2, 1); 270 271 return me; 272 } 273 274 int 275 store_dvs_6axis_config( 276 const struct ia_css_dvs_6axis_config *dvs_6axis_config, 277 const struct ia_css_binary *binary, 278 const struct ia_css_frame_info *dvs_in_frame_info, 279 ia_css_ptr ddr_addr_y) { 280 struct ia_css_host_data *me; 281 282 assert(dvs_6axis_config); 283 assert(ddr_addr_y != mmgr_NULL); 284 assert(dvs_in_frame_info); 285 286 me = convert_allocate_dvs_6axis_config(dvs_6axis_config, 287 binary, 288 dvs_in_frame_info); 289 290 if (!me) 291 { 292 IA_CSS_LEAVE_ERR_PRIVATE(-ENOMEM); 293 return -ENOMEM; 294 } 295 296 ia_css_params_store_ia_css_host_data( 297 ddr_addr_y, 298 me); 299 ia_css_host_data_free(me); 300 301 return 0; 302 } 303