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blackfin: dma: current count mmr is read only

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Signed-off-by: Sonic Zhang <sonic.zhang@analog.com>
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Sonic Zhang
2014-04-02 16:57:23 +08:00
committed by Steven Miao
parent 3356c99ea3
commit 3def9074f9
1 changed files with 0 additions and 2 deletions
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arch/blackfin/include/asm/dma.h
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@@ -316,8 +316,6 @@ static inline void disable_dma(unsigned int channel)
} }
static inline void enable_dma(unsigned int channel) static inline void enable_dma(unsigned int channel)
{ {
dma_ch[channel].regs->curr_x_count = 0;
dma_ch[channel].regs->curr_y_count = 0;
dma_ch[channel].regs->cfg |= DMAEN; dma_ch[channel].regs->cfg |= DMAEN;
} }
int set_dma_callback(unsigned int channel, irq_handler_t callback, void *data); int set_dma_callback(unsigned int channel, irq_handler_t callback, void *data);