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| author | Matthew Wilcox <matthew@wil.cx> | 2006-09-20 20:36:42 -0600 |
|---|---|---|
| committer | Matthew Wilcox <willy@parisc-linux.org> | 2006-10-04 06:51:07 -0600 |
| commit | 99b6e9be71b9ad2c50c0d160b5af18848fee466d (patch) | |
| tree | 7c3b858765ecfbc9cd7ca3b135a766f7d1177e32 | |
| parent | f312094556619aed849862089938c14aa6a5b84b (diff) | |
| download | kernel_samsung_smdk4412-99b6e9be71b9ad2c50c0d160b5af18848fee466d.zip kernel_samsung_smdk4412-99b6e9be71b9ad2c50c0d160b5af18848fee466d.tar.gz kernel_samsung_smdk4412-99b6e9be71b9ad2c50c0d160b5af18848fee466d.tar.bz2 | |
[PARISC] Make DMA routines more stubby
We were pretending to use the GENERIC_ISA_DMA routines, but never
selected that symbol. Since ISA DMA is known to not work right now,
just remove the attempts to acquire the dma_spin_lock to fix compile
warnings.
Signed-off-by: Matthew Wilcox <willy@parisc-linux.org>
Signed-off-by: Kyle McMartin <kyle@parisc-linux.org>
| -rw-r--r-- | include/asm-parisc/dma.h | 7 |
1 files changed, 1 insertions, 6 deletions
diff --git a/include/asm-parisc/dma.h b/include/asm-parisc/dma.h index 9979c3c..da2cf37 100644 --- a/include/asm-parisc/dma.h +++ b/include/asm-parisc/dma.h @@ -72,18 +72,13 @@ #define DMA2_MASK_ALL_REG 0xDE /* all-channels mask (w) */ #define DMA2_EXT_MODE_REG (0x400 | DMA2_MODE_REG) -extern spinlock_t dma_spin_lock; - static __inline__ unsigned long claim_dma_lock(void) { - unsigned long flags; - spin_lock_irqsave(&dma_spin_lock, flags); - return flags; + return 0; } static __inline__ void release_dma_lock(unsigned long flags) { - spin_unlock_irqrestore(&dma_spin_lock, flags); } |