/* * helper functions for vmalloc capture buffers * * The functions expect the hardware being able to scatter gather * (i.e. the buffers are not linear in physical memory, but fragmented * into PAGE_SIZE chunks). They also assume the driver does not need * to touch the video data. * * (c) 2007 Mauro Carvalho Chehab, <mchehab@infradead.org> * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 */ #ifndef _VIDEOBUF_VMALLOC_H #define _VIDEOBUF_VMALLOC_H #include <media/videobuf-core.h> /* --------------------------------------------------------------------- */ struct videobuf_vmalloc_memory { u32 magic; void *vaddr; /* remap_vmalloc_range seems to need to run * after mmap() on some cases */ struct vm_area_struct *vma; }; void videobuf_queue_vmalloc_init(struct videobuf_queue *q, const struct videobuf_queue_ops *ops, struct device *dev, spinlock_t *irqlock, enum v4l2_buf_type type, enum v4l2_field field, unsigned int msize, void *priv, struct mutex *ext_lock); void *videobuf_to_vmalloc(struct videobuf_buffer *buf); void videobuf_vmalloc_free(struct videobuf_buffer *buf); #endif t-rx-pump-back</option> </select> <input type='submit' value='switch'/></form></td></tr> <tr><td class='sub'>net-next plumbings</td><td class='sub right'>Tobias Klauser</td></tr></table> <table class='tabs'><tr><td> <a href='/cgit.cgi/linux/net-next.git/'>summary</a><a href='/cgit.cgi/linux/net-next.git/refs/?id=d72498ca2cbcf15e5038b184a95f061bca21e820'>refs</a><a class='active' href='/cgit.cgi/linux/net-next.git/log/drivers/usb/host/uhci-pci.c?showmsg=1'>log</a><a href='/cgit.cgi/linux/net-next.git/tree/drivers/usb/host/uhci-pci.c?id=d72498ca2cbcf15e5038b184a95f061bca21e820'>tree</a><a href='/cgit.cgi/linux/net-next.git/commit/drivers/usb/host/uhci-pci.c?id=d72498ca2cbcf15e5038b184a95f061bca21e820'>commit</a><a href='/cgit.cgi/linux/net-next.git/diff/drivers/usb/host/uhci-pci.c?id=d72498ca2cbcf15e5038b184a95f061bca21e820'>diff</a></td><td class='form'><form class='right' method='get' action='/cgit.cgi/linux/net-next.git/log/drivers/usb/host/uhci-pci.c'> <input type='hidden' name='id' value='d72498ca2cbcf15e5038b184a95f061bca21e820'/><input type='hidden' name='showmsg' value='1'/><select name='qt'> <option value='grep'>log msg</option> <option value='author'>author</option> <option value='committer'>committer</option> <option value='range'>range</option> </select> <input class='txt' type='search' size='10' name='q' value=''/> <input type='submit' value='search'/> </form> </td></tr></table> <div class='path'>path: <a href='/cgit.cgi/linux/net-next.git/log/?id=d72498ca2cbcf15e5038b184a95f061bca21e820&showmsg=1'>root</a>/<a href='/cgit.cgi/linux/net-next.git/log/drivers?id=d72498ca2cbcf15e5038b184a95f061bca21e820&showmsg=1'>drivers</a>/<a href='/cgit.cgi/linux/net-next.git/log/drivers/usb?id=d72498ca2cbcf15e5038b184a95f061bca21e820&showmsg=1'>usb</a>/<a href='/cgit.cgi/linux/net-next.git/log/drivers/usb/host?id=d72498ca2cbcf15e5038b184a95f061bca21e820&showmsg=1'>host</a>/<a href='/cgit.cgi/linux/net-next.git/log/drivers/usb/host/uhci-pci.c?id=d72498ca2cbcf15e5038b184a95f061bca21e820&showmsg=1'>uhci-pci.c</a></div><div class='content'><table class='list nowrap'><tr class='nohover'><th class='left'>Age</th><th class='left'>Commit message (<a href='/cgit.cgi/linux/net-next.git/log/drivers/usb/host/uhci-pci.c?id=d72498ca2cbcf15e5038b184a95f061bca21e820'>Collapse</a>)</th><th class='left'>Author</th><th class='left'>Files</th><th class='left'>Lines</th></tr>