diff options
Diffstat (limited to 'arch/sparc/include/asm/floppy_32.h')
| -rw-r--r-- | arch/sparc/include/asm/floppy_32.h | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/arch/sparc/include/asm/floppy_32.h b/arch/sparc/include/asm/floppy_32.h index ae3f00bf22ff..ff2b91c6eeff 100644 --- a/arch/sparc/include/asm/floppy_32.h +++ b/arch/sparc/include/asm/floppy_32.h @@ -385,4 +385,15 @@ static int sparc_eject(void) #define EXTRA_FLOPPY_PARAMS +static DEFINE_SPINLOCK(dma_spin_lock); + +#define claim_dma_lock() \ +({ unsigned long flags; \ + spin_lock_irqsave(&dma_spin_lock, flags); \ + flags; \ +}) + +#define release_dma_lock(__flags) \ + spin_unlock_irqrestore(&dma_spin_lock, __flags); + #endif /* !(__ASM_SPARC_FLOPPY_H) */ |