forked from luck/tmp_suning_uos_patched
9c2e08c592
Many struct file_operations in the kernel can be "const". Marking them const moves these to the .rodata section, which avoids false sharing with potential dirty data. In addition it'll catch accidental writes at compile time to these shared resources. Signed-off-by: Arjan van de Ven <arjan@linux.intel.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
47 lines
966 B
C
47 lines
966 B
C
#define ALLOW_SELECT
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#undef NO_INLINE_ASM
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#define SHORT_BANNERS
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#define MANUAL_PNP
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#undef DO_TIMINGS
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#include <linux/module.h>
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#ifdef __KERNEL__
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#include <linux/string.h>
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#include <linux/fs.h>
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#include <asm/dma.h>
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#include <asm/io.h>
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#include <asm/param.h>
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#include <linux/sched.h>
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#include <linux/slab.h>
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#include <linux/ioport.h>
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#include <asm/page.h>
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#include <asm/system.h>
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#include <linux/vmalloc.h>
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#include <asm/uaccess.h>
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#include <linux/poll.h>
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#include <linux/pci.h>
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#endif
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#include <linux/soundcard.h>
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#define FALSE 0
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#define TRUE 1
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extern int sound_alloc_dma(int chn, char *deviceID);
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extern int sound_open_dma(int chn, char *deviceID);
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extern void sound_free_dma(int chn);
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extern void sound_close_dma(int chn);
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extern void reprogram_timer(void);
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#define USE_AUTOINIT_DMA
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extern void *sound_mem_blocks[1024];
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extern int sound_nblocks;
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#undef PSEUDO_DMA_AUTOINIT
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#define ALLOW_BUFFER_MAPPING
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extern const struct file_operations oss_sound_fops;
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