On 03/11/2014 07:06 PM, Vinod Koul wrote:
On Thu, Jan 16, 2014 at 01:47:22PM +0800, hongbo.zhang@xxxxxxxxxxxxx wrote:
From: Hongbo Zhang <hongbo.zhang@xxxxxxxxxxxxx>
There are several places where descriptors are freed using identical code.
This patch puts this code into a function to reduce code duplication.
Signed-off-by: Hongbo Zhang <hongbo.zhang@xxxxxxxxxxxxx>
Signed-off-by: Qiang Liu <qiang.liu@xxxxxxxxxxxxx>
---
drivers/dma/fsldma.c | 38 ++++++++++++++++++++------------------
1 file changed, 20 insertions(+), 18 deletions(-)
diff --git a/drivers/dma/fsldma.c b/drivers/dma/fsldma.c
index 95236e6..ad73538 100644
--- a/drivers/dma/fsldma.c
+++ b/drivers/dma/fsldma.c
@@ -418,6 +418,21 @@ static dma_cookie_t fsl_dma_tx_submit(struct dma_async_tx_descriptor *tx)
}
/**
+ * fsl_dma_free_descriptor - Free descriptor from channel's DMA pool.
+ * @chan : Freescale DMA channel
+ * @desc: descriptor to be freed
+ */
+static void fsl_dma_free_descriptor(struct fsldma_chan *chan,
+ struct fsl_desc_sw *desc)
+{
+ list_del(&desc->node);
+#ifdef FSL_DMA_LD_DEBUG
+ chan_dbg(chan, "LD %p free\n", desc);
+#endif
why not wrap the define stuff in the defination of chan_dbg rather than its
usage :(
OK, I will fix it by another separate patch.
Thanks.
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