Blackfin arch: drop irq_callback from struct dma_channel

the irq member already serves the same purpose

Signed-off-by: Mike Frysinger <vapier.adi@gmail.com>
Signed-off-by: Bryan Wu <cooloney@kernel.org>

1 files changed, 0 insertions, 1 deletions

diff --git a/arch/blackfin/include/asm/dma.h b/arch/blackfin/include/asm/dma.h
index 045bd1ce72bf..c327135ff9dd 100644
--- a/arch/blackfin/include/asm/dma.h
+++ b/arch/blackfin/include/asm/dma.h
@@ -118,7 +118,6 @@ struct dma_channel {
         struct dmasg *sg;               /* large mode descriptor */
         unsigned int ctrl_num;  /* controller number */
         unsigned int irq;
-        irq_handler_t irq_callback;
         void *data;
         unsigned int dma_enable_flag;
         unsigned int loopback_flag;