camera_main.c 8.3 KB

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  1. // SPDX-License-Identifier: GPL-2.0-only
  2. /*
  3. * Copyright (c) 2019-2021, The Linux Foundation. All rights reserved.
  4. * Copyright (c) 2022 Qualcomm Innovation Center, Inc. All rights reserved.
  5. */
  6. #include <linux/module.h>
  7. #include <linux/build_bug.h>
  8. #include "cam_req_mgr_dev.h"
  9. #include "cam_sync_api.h"
  10. #include "cam_smmu_api.h"
  11. #include "cam_cpas_hw_intf.h"
  12. #include "cam_cdm_intf_api.h"
  13. #include "cam_ife_csid_dev.h"
  14. #include "cam_vfe.h"
  15. #include "cam_sfe_dev.h"
  16. #include "cam_isp_dev.h"
  17. #include "cam_res_mgr_api.h"
  18. #include "cam_cci_dev.h"
  19. #include "cam_sensor_dev.h"
  20. #include "cam_actuator_dev.h"
  21. #include "cam_csiphy_dev.h"
  22. #include "cam_eeprom_dev.h"
  23. #include "cam_ois_dev.h"
  24. #include "cam_tpg_dev.h"
  25. #include "cam_flash_dev.h"
  26. #include "cam_icp_v1_dev.h"
  27. #include "cam_icp_v2_dev.h"
  28. #include "ipe_core.h"
  29. #include "bps_core.h"
  30. #include "cam_icp_subdev.h"
  31. #include "jpeg_dma_core.h"
  32. #include "jpeg_enc_core.h"
  33. #include "cam_jpeg_dev.h"
  34. #include "cre_core.h"
  35. #include "cam_cre_dev.h"
  36. #include "cam_fd_hw_intf.h"
  37. #include "cam_fd_dev.h"
  38. #include "cam_lrme_hw_intf.h"
  39. #include "cam_lrme_dev.h"
  40. #include "cam_custom_dev.h"
  41. #include "cam_custom_csid_dev.h"
  42. #include "cam_custom_sub_mod_dev.h"
  43. #include "cam_debug_util.h"
  44. #include "ope_dev_intf.h"
  45. #include "cre_dev_intf.h"
  46. #include "cam_tfe_dev.h"
  47. #include "cam_tfe_csid.h"
  48. #include "cam_csid_ppi100.h"
  49. #include "camera_main.h"
  50. #ifdef CONFIG_CAM_PRESIL
  51. extern int cam_presil_framework_dev_init_from_main(void);
  52. extern void cam_presil_framework_dev_exit_from_main(void);
  53. #endif
  54. struct camera_submodule_component {
  55. int (*init)(void);
  56. void (*exit)(void);
  57. };
  58. struct camera_submodule {
  59. char *name;
  60. uint num_component;
  61. const struct camera_submodule_component *component;
  62. };
  63. static const struct camera_submodule_component camera_base[] = {
  64. {&cam_req_mgr_init, &cam_req_mgr_exit},
  65. {&cam_sync_init, &cam_sync_exit},
  66. {&cam_smmu_init_module, &cam_smmu_exit_module},
  67. {&cam_cpas_dev_init_module, &cam_cpas_dev_exit_module},
  68. {&cam_cdm_intf_init_module, &cam_cdm_intf_exit_module},
  69. {&cam_hw_cdm_init_module, &cam_hw_cdm_exit_module},
  70. };
  71. static const struct camera_submodule_component camera_tfe[] = {
  72. #ifdef CONFIG_SPECTRA_TFE
  73. {&cam_csid_ppi100_init_module, &cam_csid_ppi100_exit_module},
  74. {&cam_tfe_init_module, &cam_tfe_exit_module},
  75. {&cam_tfe_csid_init_module, &cam_tfe_csid_exit_module},
  76. #endif
  77. };
  78. static const struct camera_submodule_component camera_isp[] = {
  79. #ifdef CONFIG_SPECTRA_ISP
  80. {&cam_ife_csid_init_module, &cam_ife_csid_exit_module},
  81. {&cam_ife_csid_lite_init_module, &cam_ife_csid_lite_exit_module},
  82. {&cam_vfe_init_module, &cam_vfe_exit_module},
  83. {&cam_sfe_init_module, &cam_sfe_exit_module},
  84. {&cam_isp_dev_init_module, &cam_isp_dev_exit_module},
  85. #endif
  86. };
  87. static const struct camera_submodule_component camera_sensor[] = {
  88. #ifdef CONFIG_SPECTRA_SENSOR
  89. {&cam_res_mgr_init, &cam_res_mgr_exit},
  90. {&cam_cci_init_module, &cam_cci_exit_module},
  91. {&cam_csiphy_init_module, &cam_csiphy_exit_module},
  92. {&cam_tpg_init_module, &cam_tpg_exit_module},
  93. {&cam_actuator_driver_init, &cam_actuator_driver_exit},
  94. {&cam_sensor_driver_init, &cam_sensor_driver_exit},
  95. {&cam_eeprom_driver_init, &cam_eeprom_driver_exit},
  96. {&cam_ois_driver_init, &cam_ois_driver_exit},
  97. {&cam_flash_init_module, &cam_flash_exit_module},
  98. #endif
  99. };
  100. static const struct camera_submodule_component camera_icp[] = {
  101. #ifdef CONFIG_SPECTRA_ICP
  102. {&cam_icp_v1_init_module, &cam_icp_v1_exit_module},
  103. {&cam_icp_v2_init_module, &cam_icp_v2_exit_module},
  104. {&cam_ipe_init_module, &cam_ipe_exit_module},
  105. {&cam_bps_init_module, &cam_bps_exit_module},
  106. {&cam_icp_init_module, &cam_icp_exit_module},
  107. #endif
  108. };
  109. static const struct camera_submodule_component camera_ope[] = {
  110. #ifdef CONFIG_SPECTRA_OPE
  111. {&cam_ope_init_module, &cam_ope_exit_module},
  112. {&cam_ope_subdev_init_module, &cam_ope_subdev_exit_module},
  113. #endif
  114. };
  115. static const struct camera_submodule_component camera_cre[] = {
  116. #ifdef CONFIG_SPECTRA_CRE
  117. {&cam_cre_init_module, &cam_cre_exit_module},
  118. {&cam_cre_subdev_init_module, &cam_cre_subdev_exit_module},
  119. #endif
  120. };
  121. static const struct camera_submodule_component camera_jpeg[] = {
  122. #ifdef CONFIG_SPECTRA_JPEG
  123. {&cam_jpeg_enc_init_module, &cam_jpeg_enc_exit_module},
  124. {&cam_jpeg_dma_init_module, &cam_jpeg_dma_exit_module},
  125. {&cam_jpeg_dev_init_module, &cam_jpeg_dev_exit_module},
  126. #endif
  127. };
  128. static const struct camera_submodule_component camera_fd[] = {
  129. #ifdef CONFIG_SPECTRA_FD
  130. {&cam_fd_hw_init_module, &cam_fd_hw_exit_module},
  131. {&cam_fd_dev_init_module, &cam_fd_dev_exit_module},
  132. #endif
  133. };
  134. static const struct camera_submodule_component camera_lrme[] = {
  135. #ifdef CONFIG_SPECTRA_LRME
  136. {&cam_lrme_hw_init_module, &cam_lrme_hw_exit_module},
  137. {&cam_lrme_dev_init_module, &cam_lrme_dev_exit_module},
  138. #endif
  139. };
  140. static const struct camera_submodule_component camera_custom[] = {
  141. #ifdef CONFIG_SPECTRA_CUSTOM
  142. {&cam_custom_hw_sub_module_init, &cam_custom_hw_sub_module_exit},
  143. {&cam_custom_csid_driver_init, &cam_custom_csid_driver_exit},
  144. {&cam_custom_dev_init_module, &cam_custom_dev_exit_module},
  145. #endif
  146. };
  147. static const struct camera_submodule_component camera_presil[] = {
  148. #ifdef CONFIG_CAM_PRESIL
  149. {&cam_presil_framework_dev_init_from_main, &cam_presil_framework_dev_exit_from_main},
  150. #endif
  151. };
  152. static const struct camera_submodule submodule_table[] = {
  153. {
  154. .name = "Camera BASE",
  155. .num_component = ARRAY_SIZE(camera_base),
  156. .component = camera_base,
  157. },
  158. {
  159. .name = "Camera TFE",
  160. .num_component = ARRAY_SIZE(camera_tfe),
  161. .component = camera_tfe,
  162. },
  163. {
  164. .name = "Camera ISP",
  165. .num_component = ARRAY_SIZE(camera_isp),
  166. .component = camera_isp,
  167. },
  168. {
  169. .name = "Camera SENSOR",
  170. .num_component = ARRAY_SIZE(camera_sensor),
  171. .component = camera_sensor
  172. },
  173. {
  174. .name = "Camera ICP",
  175. .num_component = ARRAY_SIZE(camera_icp),
  176. .component = camera_icp,
  177. },
  178. {
  179. .name = "Camera OPE",
  180. .num_component = ARRAY_SIZE(camera_ope),
  181. .component = camera_ope,
  182. },
  183. {
  184. .name = "Camera JPEG",
  185. .num_component = ARRAY_SIZE(camera_jpeg),
  186. .component = camera_jpeg,
  187. },
  188. {
  189. .name = "Camera FD",
  190. .num_component = ARRAY_SIZE(camera_fd),
  191. .component = camera_fd,
  192. },
  193. {
  194. .name = "Camera LRME",
  195. .num_component = ARRAY_SIZE(camera_lrme),
  196. .component = camera_lrme,
  197. },
  198. {
  199. .name = "Camera CRE",
  200. .num_component = ARRAY_SIZE(camera_cre),
  201. .component = camera_cre,
  202. },
  203. {
  204. .name = "Camera CUSTOM",
  205. .num_component = ARRAY_SIZE(camera_custom),
  206. .component = camera_custom,
  207. },
  208. {
  209. .name = "Camera Presil",
  210. .num_component = ARRAY_SIZE(camera_presil),
  211. .component = camera_presil,
  212. }
  213. };
  214. static int camera_verify_submodules(void)
  215. {
  216. int rc = 0;
  217. int i, j, num_components;
  218. for (i = 0; i < ARRAY_SIZE(submodule_table); i++) {
  219. num_components = submodule_table[i].num_component;
  220. for (j = 0; j < num_components; j++) {
  221. if (!submodule_table[i].component[j].init ||
  222. !submodule_table[i].component[j].exit) {
  223. CAM_ERR(CAM_UTIL,
  224. "%s module has init = %ps, exit = %ps",
  225. submodule_table[i].name,
  226. submodule_table[i].component[j].init,
  227. submodule_table[i].component[j].exit);
  228. rc = -EINVAL;
  229. goto end;
  230. }
  231. }
  232. }
  233. end:
  234. return rc;
  235. }
  236. static void __camera_exit(int i, int j)
  237. {
  238. uint num_exits;
  239. /* Exit from current submodule */
  240. for (j -= 1; j >= 0; j--)
  241. submodule_table[i].component[j].exit();
  242. /* Exit remaining submodules */
  243. for (i -= 1; i >= 0; i--) {
  244. num_exits = submodule_table[i].num_component;
  245. for (j = num_exits - 1; j >= 0; j--)
  246. submodule_table[i].component[j].exit();
  247. }
  248. }
  249. static int camera_init(void)
  250. {
  251. int rc;
  252. uint i, j, num_inits;
  253. rc = camera_verify_submodules();
  254. if (rc)
  255. goto end_init;
  256. cam_debugfs_init();
  257. /* For Probing all available submodules */
  258. for (i = 0; i < ARRAY_SIZE(submodule_table); i++) {
  259. num_inits = submodule_table[i].num_component;
  260. CAM_DBG(CAM_UTIL, "Number of %s components: %u",
  261. submodule_table[i].name, num_inits);
  262. for (j = 0; j < num_inits; j++) {
  263. rc = submodule_table[i].component[j].init();
  264. if (rc) {
  265. CAM_ERR(CAM_UTIL,
  266. "%s module failure at %ps rc = %d",
  267. submodule_table[i].name,
  268. submodule_table[i].component[j].init,
  269. rc);
  270. __camera_exit(i, j);
  271. goto end_init;
  272. }
  273. }
  274. }
  275. CAM_DBG(CAM_UTIL, "Camera initcalls done");
  276. end_init:
  277. return rc;
  278. }
  279. static void camera_exit(void)
  280. {
  281. __camera_exit(ARRAY_SIZE(submodule_table), 0);
  282. cam_debugfs_deinit();
  283. CAM_INFO(CAM_UTIL, "Spectra camera driver exited!");
  284. }
  285. module_init(camera_init);
  286. module_exit(camera_exit);
  287. MODULE_DESCRIPTION("Spectra camera driver");
  288. MODULE_LICENSE("GPL v2");