kgsl ioctl

Posted 2022-12-02 bubbleben

// kgsl_ioctl结构体宏定义
#define KGSL_IOCTL_FUNC(_cmd, _func) \\
	[_IOC_NR((_cmd))] = \\
		 .cmd = (_cmd), .func = (_func) 

struct kgsl_ioctl 
    // ioctl命令
	unsigned int cmd;
    // ioctl函数
    // dev_priv：包含kgsl device和kgsl process信息
    // cmd: ioctl命令
    // data：ioctl参数
	long (*func)(struct kgsl_device_private *dev_priv,
				unsigned int cmd, void *data);
;

// kgsl ioctl列表
static const struct kgsl_ioctl kgsl_ioctl_funcs[] = 
	KGSL_IOCTL_FUNC(IOCTL_KGSL_DEVICE_GETPROPERTY,
			kgsl_ioctl_device_getproperty),
	/* IOCTL_KGSL_DEVICE_WAITTIMESTAMP is no longer supported */
	KGSL_IOCTL_FUNC(IOCTL_KGSL_DEVICE_WAITTIMESTAMP_CTXTID,
			kgsl_ioctl_device_waittimestamp_ctxtid),
	KGSL_IOCTL_FUNC(IOCTL_KGSL_RINGBUFFER_ISSUEIBCMDS,
			kgsl_ioctl_rb_issueibcmds),
    // 提交命令
	KGSL_IOCTL_FUNC(IOCTL_KGSL_SUBMIT_COMMANDS,
			kgsl_ioctl_submit_commands),
	/* IOCTL_KGSL_CMDSTREAM_READTIMESTAMP is no longer supported */
	KGSL_IOCTL_FUNC(IOCTL_KGSL_CMDSTREAM_READTIMESTAMP_CTXTID,
			kgsl_ioctl_cmdstream_readtimestamp_ctxtid),
	/* IOCTL_KGSL_CMDSTREAM_FREEMEMONTIMESTAMP is no longer supported */
	KGSL_IOCTL_FUNC(IOCTL_KGSL_CMDSTREAM_FREEMEMONTIMESTAMP_CTXTID,
			kgsl_ioctl_cmdstream_freememontimestamp_ctxtid),
    // 创建kgsl_context
	KGSL_IOCTL_FUNC(IOCTL_KGSL_DRAWCTXT_CREATE,
			kgsl_ioctl_drawctxt_create),
	KGSL_IOCTL_FUNC(IOCTL_KGSL_DRAWCTXT_DESTROY,
			kgsl_ioctl_drawctxt_destroy),
	KGSL_IOCTL_FUNC(IOCTL_KGSL_MAP_USER_MEM,
			kgsl_ioctl_map_user_mem),
	KGSL_IOCTL_FUNC(IOCTL_KGSL_SHAREDMEM_FROM_PMEM,
			kgsl_ioctl_map_user_mem),
	KGSL_IOCTL_FUNC(IOCTL_KGSL_SHAREDMEM_FREE,
			kgsl_ioctl_sharedmem_free),
	KGSL_IOCTL_FUNC(IOCTL_KGSL_SHAREDMEM_FLUSH_CACHE,
			kgsl_ioctl_sharedmem_flush_cache),
    // 分配内存
	KGSL_IOCTL_FUNC(IOCTL_KGSL_GPUMEM_ALLOC,
			kgsl_ioctl_gpumem_alloc),
	KGSL_IOCTL_FUNC(IOCTL_KGSL_TIMESTAMP_EVENT,
			kgsl_ioctl_timestamp_event),
	KGSL_IOCTL_FUNC(IOCTL_KGSL_SETPROPERTY,
			kgsl_ioctl_device_setproperty),
	KGSL_IOCTL_FUNC(IOCTL_KGSL_GPUMEM_ALLOC_ID,
			kgsl_ioctl_gpumem_alloc_id),
	KGSL_IOCTL_FUNC(IOCTL_KGSL_GPUMEM_FREE_ID,
			kgsl_ioctl_gpumem_free_id),
	KGSL_IOCTL_FUNC(IOCTL_KGSL_GPUMEM_GET_INFO,
			kgsl_ioctl_gpumem_get_info),
	KGSL_IOCTL_FUNC(IOCTL_KGSL_GPUMEM_SYNC_CACHE,
			kgsl_ioctl_gpumem_sync_cache),
	KGSL_IOCTL_FUNC(IOCTL_KGSL_GPUMEM_SYNC_CACHE_BULK,
			kgsl_ioctl_gpumem_sync_cache_bulk),
	KGSL_IOCTL_FUNC(IOCTL_KGSL_SYNCSOURCE_CREATE,
			kgsl_ioctl_syncsource_create),
	KGSL_IOCTL_FUNC(IOCTL_KGSL_SYNCSOURCE_DESTROY,
			kgsl_ioctl_syncsource_destroy),
	KGSL_IOCTL_FUNC(IOCTL_KGSL_SYNCSOURCE_CREATE_FENCE,
			kgsl_ioctl_syncsource_create_fence),
	KGSL_IOCTL_FUNC(IOCTL_KGSL_SYNCSOURCE_SIGNAL_FENCE,
			kgsl_ioctl_syncsource_signal_fence),
	KGSL_IOCTL_FUNC(IOCTL_KGSL_GPUOBJ_ALLOC,
			kgsl_ioctl_gpuobj_alloc),
	KGSL_IOCTL_FUNC(IOCTL_KGSL_GPUOBJ_FREE,
			kgsl_ioctl_gpuobj_free),
	KGSL_IOCTL_FUNC(IOCTL_KGSL_GPUOBJ_INFO,
			kgsl_ioctl_gpuobj_info),
	KGSL_IOCTL_FUNC(IOCTL_KGSL_GPUOBJ_IMPORT,
			kgsl_ioctl_gpuobj_import),
	KGSL_IOCTL_FUNC(IOCTL_KGSL_GPUOBJ_SYNC,
			kgsl_ioctl_gpuobj_sync),
	KGSL_IOCTL_FUNC(IOCTL_KGSL_GPU_COMMAND,
			kgsl_ioctl_gpu_command),
	KGSL_IOCTL_FUNC(IOCTL_KGSL_GPUOBJ_SET_INFO,
			kgsl_ioctl_gpuobj_set_info),
	KGSL_IOCTL_FUNC(IOCTL_KGSL_SPARSE_PHYS_ALLOC,
			NULL),
	KGSL_IOCTL_FUNC(IOCTL_KGSL_SPARSE_PHYS_FREE,
			NULL),
	KGSL_IOCTL_FUNC(IOCTL_KGSL_SPARSE_VIRT_ALLOC,
			NULL),
	KGSL_IOCTL_FUNC(IOCTL_KGSL_SPARSE_VIRT_FREE,
			NULL),
	KGSL_IOCTL_FUNC(IOCTL_KGSL_SPARSE_BIND,
			NULL),
	KGSL_IOCTL_FUNC(IOCTL_KGSL_GPU_SPARSE_COMMAND,
			NULL),
	KGSL_IOCTL_FUNC(IOCTL_KGSL_GPUMEM_BIND_RANGES,
			kgsl_ioctl_gpumem_bind_ranges),
	KGSL_IOCTL_FUNC(IOCTL_KGSL_GPU_AUX_COMMAND,
			kgsl_ioctl_gpu_aux_command),
	KGSL_IOCTL_FUNC(IOCTL_KGSL_TIMELINE_CREATE,
			kgsl_ioctl_timeline_create),
	KGSL_IOCTL_FUNC(IOCTL_KGSL_TIMELINE_WAIT,
			kgsl_ioctl_timeline_wait),
	KGSL_IOCTL_FUNC(IOCTL_KGSL_TIMELINE_FENCE_GET,
			kgsl_ioctl_timeline_fence_get),
	KGSL_IOCTL_FUNC(IOCTL_KGSL_TIMELINE_QUERY,
			kgsl_ioctl_timeline_query),
	KGSL_IOCTL_FUNC(IOCTL_KGSL_TIMELINE_SIGNAL,
			kgsl_ioctl_timeline_signal),
	KGSL_IOCTL_FUNC(IOCTL_KGSL_TIMELINE_DESTROY,
			kgsl_ioctl_timeline_destroy),
;