epfile            861 drivers/usb/gadget/function/f_fs.c static void __ffs_epfile_read_buffer_free(struct ffs_epfile *epfile)
epfile            867 drivers/usb/gadget/function/f_fs.c 	struct ffs_buffer *buf = xchg(&epfile->read_buffer, READ_BUFFER_DROP);
epfile            873 drivers/usb/gadget/function/f_fs.c static ssize_t __ffs_epfile_read_buffered(struct ffs_epfile *epfile,
epfile            881 drivers/usb/gadget/function/f_fs.c 	struct ffs_buffer *buf = xchg(&epfile->read_buffer, NULL);
epfile            899 drivers/usb/gadget/function/f_fs.c 	if (cmpxchg(&epfile->read_buffer, NULL, buf))
epfile            906 drivers/usb/gadget/function/f_fs.c static ssize_t __ffs_epfile_read_data(struct ffs_epfile *epfile,
epfile            937 drivers/usb/gadget/function/f_fs.c 	if (unlikely(cmpxchg(&epfile->read_buffer, NULL, buf)))
epfile            945 drivers/usb/gadget/function/f_fs.c 	struct ffs_epfile *epfile = file->private_data;
epfile            953 drivers/usb/gadget/function/f_fs.c 	if (WARN_ON(epfile->ffs->state != FFS_ACTIVE))
epfile            957 drivers/usb/gadget/function/f_fs.c 	ep = epfile->ep;
epfile            963 drivers/usb/gadget/function/f_fs.c 				epfile->ffs->wait, (ep = epfile->ep));
epfile            969 drivers/usb/gadget/function/f_fs.c 	halt = (!io_data->read == !epfile->in);
epfile            970 drivers/usb/gadget/function/f_fs.c 	if (halt && epfile->isoc)
epfile            974 drivers/usb/gadget/function/f_fs.c 	ret = ffs_mutex_lock(&epfile->mutex, file->f_flags & O_NONBLOCK);
epfile            990 drivers/usb/gadget/function/f_fs.c 			ret = __ffs_epfile_read_buffered(epfile, &io_data->data);
epfile           1000 drivers/usb/gadget/function/f_fs.c 		gadget = epfile->ffs->gadget;
epfile           1002 drivers/usb/gadget/function/f_fs.c 		spin_lock_irq(&epfile->ffs->eps_lock);
epfile           1004 drivers/usb/gadget/function/f_fs.c 		if (epfile->ep != ep) {
epfile           1017 drivers/usb/gadget/function/f_fs.c 		spin_unlock_irq(&epfile->ffs->eps_lock);
epfile           1031 drivers/usb/gadget/function/f_fs.c 	spin_lock_irq(&epfile->ffs->eps_lock);
epfile           1033 drivers/usb/gadget/function/f_fs.c 	if (epfile->ep != ep) {
epfile           1078 drivers/usb/gadget/function/f_fs.c 		spin_unlock_irq(&epfile->ffs->eps_lock);
epfile           1095 drivers/usb/gadget/function/f_fs.c 			ret = __ffs_epfile_read_data(epfile, data, ep->status,
epfile           1116 drivers/usb/gadget/function/f_fs.c 		io_data->ffs = epfile->ffs;
epfile           1137 drivers/usb/gadget/function/f_fs.c 	spin_unlock_irq(&epfile->ffs->eps_lock);
epfile           1139 drivers/usb/gadget/function/f_fs.c 	mutex_unlock(&epfile->mutex);
epfile           1149 drivers/usb/gadget/function/f_fs.c 	struct ffs_epfile *epfile = inode->i_private;
epfile           1153 drivers/usb/gadget/function/f_fs.c 	if (WARN_ON(epfile->ffs->state != FFS_ACTIVE))
epfile           1156 drivers/usb/gadget/function/f_fs.c 	file->private_data = epfile;
epfile           1157 drivers/usb/gadget/function/f_fs.c 	ffs_data_opened(epfile->ffs);
epfile           1165 drivers/usb/gadget/function/f_fs.c 	struct ffs_epfile *epfile = kiocb->ki_filp->private_data;
epfile           1171 drivers/usb/gadget/function/f_fs.c 	spin_lock_irqsave(&epfile->ffs->eps_lock, flags);
epfile           1178 drivers/usb/gadget/function/f_fs.c 	spin_unlock_irqrestore(&epfile->ffs->eps_lock, flags);
epfile           1272 drivers/usb/gadget/function/f_fs.c 	struct ffs_epfile *epfile = inode->i_private;
epfile           1276 drivers/usb/gadget/function/f_fs.c 	__ffs_epfile_read_buffer_free(epfile);
epfile           1277 drivers/usb/gadget/function/f_fs.c 	ffs_data_closed(epfile->ffs);
epfile           1285 drivers/usb/gadget/function/f_fs.c 	struct ffs_epfile *epfile = file->private_data;
epfile           1291 drivers/usb/gadget/function/f_fs.c 	if (WARN_ON(epfile->ffs->state != FFS_ACTIVE))
epfile           1295 drivers/usb/gadget/function/f_fs.c 	ep = epfile->ep;
epfile           1301 drivers/usb/gadget/function/f_fs.c 				epfile->ffs->wait, (ep = epfile->ep));
epfile           1306 drivers/usb/gadget/function/f_fs.c 	spin_lock_irq(&epfile->ffs->eps_lock);
epfile           1309 drivers/usb/gadget/function/f_fs.c 	if (epfile->ep != ep) {
epfile           1310 drivers/usb/gadget/function/f_fs.c 		spin_unlock_irq(&epfile->ffs->eps_lock);
epfile           1316 drivers/usb/gadget/function/f_fs.c 		ret = usb_ep_fifo_status(epfile->ep->ep);
epfile           1319 drivers/usb/gadget/function/f_fs.c 		usb_ep_fifo_flush(epfile->ep->ep);
epfile           1323 drivers/usb/gadget/function/f_fs.c 		ret = usb_ep_clear_halt(epfile->ep->ep);
epfile           1326 drivers/usb/gadget/function/f_fs.c 		ret = epfile->ep->num;
epfile           1333 drivers/usb/gadget/function/f_fs.c 		switch (epfile->ffs->gadget->speed) {
epfile           1343 drivers/usb/gadget/function/f_fs.c 		desc = epfile->ep->descs[desc_idx];
epfile           1345 drivers/usb/gadget/function/f_fs.c 		spin_unlock_irq(&epfile->ffs->eps_lock);
epfile           1354 drivers/usb/gadget/function/f_fs.c 	spin_unlock_irq(&epfile->ffs->eps_lock);
epfile           1889 drivers/usb/gadget/function/f_fs.c 	struct ffs_epfile *epfile, *epfiles;
epfile           1899 drivers/usb/gadget/function/f_fs.c 	epfile = epfiles;
epfile           1900 drivers/usb/gadget/function/f_fs.c 	for (i = 1; i <= count; ++i, ++epfile) {
epfile           1901 drivers/usb/gadget/function/f_fs.c 		epfile->ffs = ffs;
epfile           1902 drivers/usb/gadget/function/f_fs.c 		mutex_init(&epfile->mutex);
epfile           1904 drivers/usb/gadget/function/f_fs.c 			sprintf(epfile->name, "ep%02x", ffs->eps_addrmap[i]);
epfile           1906 drivers/usb/gadget/function/f_fs.c 			sprintf(epfile->name, "ep%u", i);
epfile           1907 drivers/usb/gadget/function/f_fs.c 		epfile->dentry = ffs_sb_create_file(ffs->sb, epfile->name,
epfile           1908 drivers/usb/gadget/function/f_fs.c 						 epfile,
epfile           1910 drivers/usb/gadget/function/f_fs.c 		if (unlikely(!epfile->dentry)) {
epfile           1922 drivers/usb/gadget/function/f_fs.c 	struct ffs_epfile *epfile = epfiles;
epfile           1926 drivers/usb/gadget/function/f_fs.c 	for (; count; --count, ++epfile) {
epfile           1927 drivers/usb/gadget/function/f_fs.c 		BUG_ON(mutex_is_locked(&epfile->mutex));
epfile           1928 drivers/usb/gadget/function/f_fs.c 		if (epfile->dentry) {
epfile           1929 drivers/usb/gadget/function/f_fs.c 			d_delete(epfile->dentry);
epfile           1930 drivers/usb/gadget/function/f_fs.c 			dput(epfile->dentry);
epfile           1931 drivers/usb/gadget/function/f_fs.c 			epfile->dentry = NULL;
epfile           1941 drivers/usb/gadget/function/f_fs.c 	struct ffs_epfile *epfile = func->ffs->epfiles;
epfile           1952 drivers/usb/gadget/function/f_fs.c 		if (epfile) {
epfile           1953 drivers/usb/gadget/function/f_fs.c 			epfile->ep = NULL;
epfile           1954 drivers/usb/gadget/function/f_fs.c 			__ffs_epfile_read_buffer_free(epfile);
epfile           1955 drivers/usb/gadget/function/f_fs.c 			++epfile;
epfile           1965 drivers/usb/gadget/function/f_fs.c 	struct ffs_epfile *epfile = ffs->epfiles;
epfile           1983 drivers/usb/gadget/function/f_fs.c 			epfile->ep = ep;
epfile           1984 drivers/usb/gadget/function/f_fs.c 			epfile->in = usb_endpoint_dir_in(ep->ep->desc);
epfile           1985 drivers/usb/gadget/function/f_fs.c 			epfile->isoc = usb_endpoint_xfer_isoc(ep->ep->desc);
epfile           1991 drivers/usb/gadget/function/f_fs.c 		++epfile;