Revision 8874e812feb4926f4a51a82c4fca75c7daa05fc5 authored by Linus Torvalds on 21 June 2012, 20:41:07 UTC, committed by Linus Torvalds on 21 June 2012, 20:41:07 UTC
Pull btrfs fixes from Chris Mason: "This is a small pull with btrfs fixes. The biggest of the bunch is another fix for the new backref walking code. We're still hammering out one btrfs dio vs buffered reads problem, but that one will have to wait for the next rc." * 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mason/linux-btrfs: Btrfs: delay iput with async extents Btrfs: add a missing spin_lock Btrfs: don't assume to be on the correct extent in add_all_parents Btrfs: introduce btrfs_next_old_item
vidc.h
/*
* linux/drivers/sound/vidc.h
*
* Copyright (C) 1997 Russell King <rmk@arm.linux.org.uk>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*
* VIDC sound function prototypes
*/
/* vidc_fill.S */
/*
* Filler routines for different channels and sample sizes
*/
extern unsigned long vidc_fill_1x8_u(unsigned long ibuf, unsigned long iend,
unsigned long obuf, int mask);
extern unsigned long vidc_fill_2x8_u(unsigned long ibuf, unsigned long iend,
unsigned long obuf, int mask);
extern unsigned long vidc_fill_1x8_s(unsigned long ibuf, unsigned long iend,
unsigned long obuf, int mask);
extern unsigned long vidc_fill_2x8_s(unsigned long ibuf, unsigned long iend,
unsigned long obuf, int mask);
extern unsigned long vidc_fill_1x16_s(unsigned long ibuf, unsigned long iend,
unsigned long obuf, int mask);
extern unsigned long vidc_fill_2x16_s(unsigned long ibuf, unsigned long iend,
unsigned long obuf, int mask);
/*
* DMA Interrupt handler
*/
extern irqreturn_t vidc_sound_dma_irq(int irqnr, void *ref);
/*
* Filler routine pointer
*/
extern unsigned long (*vidc_filler) (unsigned long ibuf, unsigned long iend,
unsigned long obuf, int mask);
/*
* Virtual DMA buffer exhausted
*/
extern irqreturn_t (*dma_interrupt) (void);
/*
* Virtual DMA buffer addresses
*/
extern unsigned long dma_start, dma_count, dma_bufsize;
extern unsigned long dma_buf[2], dma_pbuf[2];
/* vidc_synth.c */
extern void vidc_synth_init(struct address_info *hw_config);
extern void vidc_synth_exit(struct address_info *hw_config);
extern int vidc_synth_get_volume(void);
extern int vidc_synth_set_volume(int vol);
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