/* SPDX-License-Identifier: GPL-2.0 */ /* * camss.h * * Qualcomm MSM Camera Subsystem - Core * * Copyright (c) 2015, The Linux Foundation. All rights reserved. * Copyright (C) 2015-2018 Linaro Ltd. */ #ifndef QC_MSM_CAMSS_H #define QC_MSM_CAMSS_H #include <linux/device.h> #include <linux/types.h> #include <media/v4l2-async.h> #include <media/v4l2-device.h> #include <media/v4l2-subdev.h> #include <media/media-device.h> #include <media/media-entity.h> #include "camss-csid.h" #include "camss-csiphy.h" #include "camss-ispif.h" #include "camss-vfe.h" #define to_camss(ptr_module) \ container_of(ptr_module, struct camss, ptr_module) #define to_device(ptr_module) \ (to_camss(ptr_module)->dev) #define module_pointer(ptr_module, index) \ ((const struct ptr_module##_device (*)[]) &(ptr_module[-(index)])) #define to_camss_index(ptr_module, index) \ container_of(module_pointer(ptr_module, index), \ struct camss, ptr_module) #define to_device_index(ptr_module, index) \ (to_camss_index(ptr_module, index)->dev) #define CAMSS_RES_MAX 17 struct resources { char *regulator[CAMSS_RES_MAX]; char *clock[CAMSS_RES_MAX]; u32 clock_rate[CAMSS_RES_MAX][CAMSS_RES_MAX]; char *reg[CAMSS_RES_MAX]; char *interrupt[CAMSS_RES_MAX]; }; struct resources_ispif { char *clock[CAMSS_RES_MAX]; char *clock_for_reset[CAMSS_RES_MAX]; char *reg[CAMSS_RES_MAX]; char *interrupt; }; enum pm_domain { PM_DOMAIN_VFE0, PM_DOMAIN_VFE1, PM_DOMAIN_COUNT }; enum camss_version { CAMSS_8x16, CAMSS_8x96, CAMSS_660, }; struct camss { enum camss_version version; struct v4l2_device v4l2_dev; struct v4l2_async_notifier notifier; struct media_device media_dev; struct device *dev; int csiphy_num; struct csiphy_device *csiphy; int csid_num; struct csid_device *csid; struct ispif_device ispif; int vfe_num; struct vfe_device *vfe; atomic_t ref_count; struct device *genpd[PM_DOMAIN_COUNT]; struct device_link *genpd_link[PM_DOMAIN_COUNT]; }; struct camss_camera_interface { u8 csiphy_id; struct csiphy_csi2_cfg csi2; }; struct camss_async_subdev { struct v4l2_async_subdev asd; /* must be first */ struct camss_camera_interface interface; }; struct camss_clock { struct clk *clk; const char *name; u32 *freq; u32 nfreqs; }; void camss_add_clock_margin(u64 *rate); int camss_enable_clocks(int nclocks, struct camss_clock *clock, struct device *dev); void camss_disable_clocks(int nclocks, struct camss_clock *clock); struct media_entity *camss_find_sensor(struct media_entity *entity); int camss_get_pixel_clock(struct media_entity *entity, u32 *pixel_clock); int camss_pm_domain_on(struct camss *camss, int id); void camss_pm_domain_off(struct camss *camss, int id); void camss_delete(struct camss *camss); #endif /* QC_MSM_CAMSS_H */