| /* Copyright (c) 2012-2017, The Linux Foundation. All rights reserved. |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License version 2 and |
| * only version 2 as published by the Free Software Foundation. |
| * |
| * This program is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| * GNU General Public License for more details. |
| * |
| */ |
| |
| #ifndef _MSM_VIDC_INTERNAL_H_ |
| #define _MSM_VIDC_INTERNAL_H_ |
| |
| #include <linux/atomic.h> |
| #include <linux/list.h> |
| #include <linux/time.h> |
| #include <linux/types.h> |
| #include <linux/completion.h> |
| #include <linux/wait.h> |
| #include <linux/workqueue.h> |
| #include <linux/msm-bus.h> |
| #include <linux/msm-bus-board.h> |
| #include <linux/kref.h> |
| #include <media/v4l2-dev.h> |
| #include <media/v4l2-device.h> |
| #include <media/v4l2-ioctl.h> |
| #include <media/v4l2-event.h> |
| #include <media/v4l2-ctrls.h> |
| #include <media/videobuf2-core.h> |
| #include <media/videobuf2-v4l2.h> |
| #include <media/msm_vidc.h> |
| #include <media/msm_media_info.h> |
| |
| #include "vidc_hfi_api.h" |
| |
| #define MSM_VIDC_DRV_NAME "msm_vidc_driver" |
| #define MSM_VIDC_VERSION KERNEL_VERSION(0, 0, 1) |
| #define MAX_DEBUGFS_NAME 50 |
| #define DEFAULT_TIMEOUT 3 |
| #define DEFAULT_HEIGHT 1088 |
| #define DEFAULT_WIDTH 1920 |
| #define MIN_SUPPORTED_WIDTH 32 |
| #define MIN_SUPPORTED_HEIGHT 32 |
| #define DEFAULT_FPS 15 |
| #define MIN_NUM_OUTPUT_BUFFERS 1 |
| #define MIN_NUM_CAPTURE_BUFFERS 1 |
| #define MAX_NUM_OUTPUT_BUFFERS VIDEO_MAX_FRAME // same as VB2_MAX_FRAME |
| #define MAX_NUM_CAPTURE_BUFFERS VIDEO_MAX_FRAME // same as VB2_MAX_FRAME |
| |
| |
| /* Maintains the number of FTB's between each FBD over a window */ |
| #define DCVS_FTB_WINDOW 32 |
| |
| #define V4L2_EVENT_VIDC_BASE 10 |
| |
| #define SYS_MSG_START HAL_SYS_INIT_DONE |
| #define SYS_MSG_END HAL_SYS_ERROR |
| #define SESSION_MSG_START HAL_SESSION_EVENT_CHANGE |
| #define SESSION_MSG_END HAL_SESSION_ERROR |
| #define SYS_MSG_INDEX(__msg) (__msg - SYS_MSG_START) |
| #define SESSION_MSG_INDEX(__msg) (__msg - SESSION_MSG_START) |
| |
| |
| #define MAX_NAME_LENGTH 64 |
| |
| #define EXTRADATA_IDX(__num_planes) ((__num_planes) ? (__num_planes) - 1 : 0) |
| |
| #define NUM_MBS_PER_SEC(__height, __width, __fps) \ |
| (NUM_MBS_PER_FRAME(__height, __width) * __fps) |
| |
| #define NUM_MBS_PER_FRAME(__height, __width) \ |
| ((ALIGN(__height, 16) / 16) * (ALIGN(__width, 16) / 16)) |
| |
| enum vidc_ports { |
| OUTPUT_PORT, |
| CAPTURE_PORT, |
| MAX_PORT_NUM |
| }; |
| |
| enum vidc_core_state { |
| VIDC_CORE_UNINIT = 0, |
| VIDC_CORE_INIT, |
| VIDC_CORE_INIT_DONE, |
| VIDC_CORE_INVALID |
| }; |
| |
| /* |
| * Do not change the enum values unless |
| * you know what you are doing |
| */ |
| enum instance_state { |
| MSM_VIDC_CORE_UNINIT_DONE = 0x0001, |
| MSM_VIDC_CORE_INIT, |
| MSM_VIDC_CORE_INIT_DONE, |
| MSM_VIDC_OPEN, |
| MSM_VIDC_OPEN_DONE, |
| MSM_VIDC_LOAD_RESOURCES, |
| MSM_VIDC_LOAD_RESOURCES_DONE, |
| MSM_VIDC_START, |
| MSM_VIDC_START_DONE, |
| MSM_VIDC_STOP, |
| MSM_VIDC_STOP_DONE, |
| MSM_VIDC_RELEASE_RESOURCES, |
| MSM_VIDC_RELEASE_RESOURCES_DONE, |
| MSM_VIDC_CLOSE, |
| MSM_VIDC_CLOSE_DONE, |
| MSM_VIDC_CORE_UNINIT, |
| MSM_VIDC_CORE_INVALID |
| }; |
| |
| struct buf_info { |
| struct list_head list; |
| struct vb2_buffer *buf; |
| }; |
| |
| struct msm_vidc_list { |
| struct list_head list; |
| struct mutex lock; |
| }; |
| |
| static inline void INIT_MSM_VIDC_LIST(struct msm_vidc_list *mlist) |
| { |
| mutex_init(&mlist->lock); |
| INIT_LIST_HEAD(&mlist->list); |
| } |
| |
| static inline void DEINIT_MSM_VIDC_LIST(struct msm_vidc_list *mlist) |
| { |
| mutex_destroy(&mlist->lock); |
| } |
| |
| enum buffer_owner { |
| DRIVER, |
| FIRMWARE, |
| CLIENT, |
| MAX_OWNER |
| }; |
| |
| struct vidc_freq_data { |
| struct list_head list; |
| ion_phys_addr_t device_addr; |
| unsigned long freq; |
| }; |
| |
| struct internal_buf { |
| struct list_head list; |
| enum hal_buffer buffer_type; |
| struct msm_smem *handle; |
| enum buffer_owner buffer_ownership; |
| }; |
| |
| struct msm_vidc_format { |
| char name[MAX_NAME_LENGTH]; |
| u8 description[32]; |
| u32 fourcc; |
| int type; |
| u32 (*get_frame_size)(int plane, u32 height, u32 width); |
| bool defer_outputs; |
| }; |
| |
| struct msm_vidc_drv { |
| struct mutex lock; |
| struct list_head cores; |
| int num_cores; |
| struct dentry *debugfs_root; |
| int thermal_level; |
| u32 platform_version; |
| }; |
| |
| struct msm_video_device { |
| int type; |
| struct video_device vdev; |
| }; |
| |
| struct session_prop { |
| u32 width[MAX_PORT_NUM]; |
| u32 height[MAX_PORT_NUM]; |
| u32 fps; |
| u32 bitrate; |
| }; |
| |
| struct buf_queue { |
| struct vb2_queue vb2_bufq; |
| struct mutex lock; |
| unsigned int plane_sizes[VB2_MAX_PLANES]; |
| int num_planes; |
| }; |
| |
| enum profiling_points { |
| SYS_INIT = 0, |
| SESSION_INIT, |
| LOAD_RESOURCES, |
| FRAME_PROCESSING, |
| FW_IDLE, |
| MAX_PROFILING_POINTS, |
| }; |
| |
| struct buf_count { |
| int etb; |
| int ftb; |
| int fbd; |
| int ebd; |
| }; |
| |
| struct dcvs_stats { |
| int buffer_counter; |
| int load; |
| int load_low; |
| int load_high; |
| int min_threshold; |
| int max_threshold; |
| unsigned int extra_capture_buffer_count; |
| unsigned int extra_output_buffer_count; |
| enum hal_buffer buffer_type; |
| }; |
| |
| struct profile_data { |
| int start; |
| int stop; |
| int cumulative; |
| char name[64]; |
| int sampling; |
| int average; |
| }; |
| |
| struct msm_vidc_debug { |
| struct profile_data pdata[MAX_PROFILING_POINTS]; |
| int profile; |
| int samples; |
| }; |
| |
| enum msm_vidc_modes { |
| VIDC_SECURE = BIT(0), |
| VIDC_TURBO = BIT(1), |
| VIDC_THUMBNAIL = BIT(2), |
| VIDC_LOW_POWER = BIT(3), |
| VIDC_REALTIME = BIT(4), |
| }; |
| |
| struct msm_vidc_core { |
| struct list_head list; |
| struct mutex lock; |
| int id; |
| struct hfi_device *device; |
| struct msm_video_device vdev[MSM_VIDC_MAX_DEVICES]; |
| struct v4l2_device v4l2_dev; |
| struct list_head instances; |
| struct dentry *debugfs_root; |
| enum vidc_core_state state; |
| struct completion completions[SYS_MSG_END - SYS_MSG_START + 1]; |
| enum msm_vidc_hfi_type hfi_type; |
| struct msm_vidc_platform_resources resources; |
| u32 enc_codec_supported; |
| u32 dec_codec_supported; |
| u32 codec_count; |
| struct msm_vidc_capability *capabilities; |
| struct delayed_work fw_unload_work; |
| bool smmu_fault_handled; |
| unsigned long freq; |
| }; |
| |
| struct msm_vidc_inst { |
| struct list_head list; |
| struct mutex sync_lock, lock; |
| struct msm_vidc_core *core; |
| enum session_type session_type; |
| void *session; |
| struct session_prop prop; |
| enum instance_state state; |
| struct msm_vidc_format fmts[MAX_PORT_NUM]; |
| struct buf_queue bufq[MAX_PORT_NUM]; |
| struct msm_vidc_list pendingq; |
| struct msm_vidc_list freqs; |
| struct msm_vidc_list scratchbufs; |
| struct msm_vidc_list persistbufs; |
| struct msm_vidc_list pending_getpropq; |
| struct msm_vidc_list outputbufs; |
| struct msm_vidc_list registeredbufs; |
| struct buffer_requirements buff_req; |
| void *mem_client; |
| struct v4l2_ctrl_handler ctrl_handler; |
| struct completion completions[SESSION_MSG_END - SESSION_MSG_START + 1]; |
| struct v4l2_ctrl **cluster; |
| struct v4l2_fh event_handler; |
| struct msm_smem *extradata_handle; |
| bool in_reconfig; |
| u32 reconfig_width; |
| u32 reconfig_height; |
| struct dentry *debugfs_root; |
| void *priv; |
| struct msm_vidc_debug debug; |
| struct buf_count count; |
| struct dcvs_stats dcvs; |
| enum msm_vidc_modes flags; |
| struct msm_vidc_capability capability; |
| u32 buffer_size_limit; |
| enum buffer_mode_type buffer_mode_set[MAX_PORT_NUM]; |
| struct v4l2_ctrl **ctrls; |
| bool dcvs_mode; |
| enum msm_vidc_pixel_depth bit_depth; |
| struct kref kref; |
| unsigned long bitrate; |
| unsigned long freq; |
| u32 buffers_held_in_driver; |
| atomic_t in_flush; |
| u32 pic_struct; |
| u32 colour_space; |
| u32 operating_rate; |
| u32 profile; |
| u32 level; |
| u32 entropy_mode; |
| struct clock_profile_entry *entry; |
| }; |
| |
| extern struct msm_vidc_drv *vidc_driver; |
| |
| struct msm_vidc_ctrl_cluster { |
| struct v4l2_ctrl **cluster; |
| struct list_head list; |
| }; |
| |
| struct msm_vidc_ctrl { |
| u32 id; |
| char name[MAX_NAME_LENGTH]; |
| enum v4l2_ctrl_type type; |
| s32 minimum; |
| s32 maximum; |
| s32 default_value; |
| u32 step; |
| u32 menu_skip_mask; |
| u32 flags; |
| const char * const *qmenu; |
| }; |
| |
| void handle_cmd_response(enum hal_command_response cmd, void *data); |
| int msm_vidc_trigger_ssr(struct msm_vidc_core *core, |
| enum hal_ssr_trigger_type type); |
| int msm_vidc_check_session_supported(struct msm_vidc_inst *inst); |
| int msm_vidc_check_scaling_supported(struct msm_vidc_inst *inst); |
| void msm_vidc_queue_v4l2_event(struct msm_vidc_inst *inst, int event_type); |
| |
| struct buffer_info { |
| struct list_head list; |
| int type; |
| int num_planes; |
| int fd[VIDEO_MAX_PLANES]; |
| int buff_off[VIDEO_MAX_PLANES]; |
| int size[VIDEO_MAX_PLANES]; |
| unsigned long uvaddr[VIDEO_MAX_PLANES]; |
| ion_phys_addr_t device_addr[VIDEO_MAX_PLANES]; |
| struct msm_smem *handle[VIDEO_MAX_PLANES]; |
| enum v4l2_memory memory; |
| u32 v4l2_index; |
| bool pending_deletion; |
| atomic_t ref_count; |
| bool dequeued; |
| bool inactive; |
| bool mapped[VIDEO_MAX_PLANES]; |
| int same_fd_ref[VIDEO_MAX_PLANES]; |
| struct timeval timestamp; |
| }; |
| |
| struct buffer_info *device_to_uvaddr(struct msm_vidc_list *buf_list, |
| ion_phys_addr_t device_addr); |
| int buf_ref_get(struct msm_vidc_inst *inst, struct buffer_info *binfo); |
| int buf_ref_put(struct msm_vidc_inst *inst, struct buffer_info *binfo); |
| int output_buffer_cache_invalidate(struct msm_vidc_inst *inst, |
| struct buffer_info *binfo); |
| int qbuf_dynamic_buf(struct msm_vidc_inst *inst, |
| struct buffer_info *binfo); |
| int unmap_and_deregister_buf(struct msm_vidc_inst *inst, |
| struct buffer_info *binfo); |
| |
| void msm_comm_handle_thermal_event(void); |
| void *msm_smem_new_client(enum smem_type mtype, |
| void *platform_resources, enum session_type stype); |
| struct msm_smem *msm_smem_alloc(void *clt, size_t size, u32 align, u32 flags, |
| enum hal_buffer buffer_type, int map_kernel); |
| void msm_smem_free(void *clt, struct msm_smem *mem); |
| void msm_smem_delete_client(void *clt); |
| int msm_smem_cache_operations(void *clt, struct msm_smem *mem, |
| enum smem_cache_ops); |
| struct msm_smem *msm_smem_user_to_kernel(void *clt, int fd, u32 offset, |
| enum hal_buffer buffer_type); |
| struct context_bank_info *msm_smem_get_context_bank(void *clt, |
| bool is_secure, enum hal_buffer buffer_type); |
| void msm_vidc_fw_unload_handler(struct work_struct *work); |
| bool msm_smem_compare_buffers(void *clt, int fd, void *priv); |
| /* |
| * XXX: normally should be in msm_vidc.h, but that's meant for public APIs, |
| * whereas this is private |
| */ |
| int msm_vidc_destroy(struct msm_vidc_inst *inst); |
| #endif |