Merge git://git.kernel.org/pub/scm/linux/kernel/git/x86/linux-2.6-x86

[linux-2.6] / arch / blackfin / kernel / bfin_dma_5xx.c

diff --git a/arch/blackfin/kernel/bfin_dma_5xx.c b/arch/blackfin/kernel/bfin_dma_5xx.c
index e19164fb4cd1dfe1de064e201643d72416ff6c53..b54446055a43c3360ba8551ef5a80e1205664d4e 100644 (file)
--- a/arch/blackfin/kernel/bfin_dma_5xx.c
+++ b/arch/blackfin/kernel/bfin_dma_5xx.c
@@ -420,6 +420,33 @@ unsigned short get_dma_curr_ycount(unsigned int channel)
 }
 EXPORT_SYMBOL(get_dma_curr_ycount);
 
+unsigned long get_dma_next_desc_ptr(unsigned int channel)
+{
+       BUG_ON(!(dma_ch[channel].chan_status != DMA_CHANNEL_FREE
+             && channel < MAX_BLACKFIN_DMA_CHANNEL));
+
+       return dma_ch[channel].regs->next_desc_ptr;
+}
+EXPORT_SYMBOL(get_dma_next_desc_ptr);
+
+unsigned long get_dma_curr_desc_ptr(unsigned int channel)
+{
+       BUG_ON(!(dma_ch[channel].chan_status != DMA_CHANNEL_FREE
+             && channel < MAX_BLACKFIN_DMA_CHANNEL));
+
+       return dma_ch[channel].regs->curr_desc_ptr;
+}
+EXPORT_SYMBOL(get_dma_curr_desc_ptr);
+
+unsigned long get_dma_curr_addr(unsigned int channel)
+{
+       BUG_ON(!(dma_ch[channel].chan_status != DMA_CHANNEL_FREE
+             && channel < MAX_BLACKFIN_DMA_CHANNEL));
+
+       return dma_ch[channel].regs->curr_addr_ptr;
+}
+EXPORT_SYMBOL(get_dma_curr_addr);
+
 static void *__dma_memcpy(void *dest, const void *src, size_t size)
 {
        int direction;  /* 1 - address decrease, 0 - address increase */