[PATCH] dma: imx-sdma: remove the unused completion

[PATCH] dma: imx-sdma: remove the unused completion

[Huang Shijie]

After the patch: "2ccaef0 dma: imx-sdma: make channel0 operations atomic",
the "done" completion is not used any more.

Just remove it.

Signed-off-by: Huang Shijie <b32955@freescale.com>
---
 drivers/dma/imx-sdma.c |    7 -------
 1 files changed, 0 insertions(+), 7 deletions(-)

diff --git a/drivers/dma/imx-sdma.c b/drivers/dma/imx-sdma.c
index 1e44b8c..2c02a9d 100644
--- a/drivers/dma/imx-sdma.c
+++ b/drivers/dma/imx-sdma.c
@@ -243,7 +243,6 @@ struct sdma_engine;
  * @event_id1		for channels that use 2 events
  * @word_size		peripheral access size
  * @buf_tail		ID of the buffer that was processed
- * @done		channel completion
  * @num_bd		max NUM_BD. number of descriptors currently handling
  */
 struct sdma_channel {
@@ -255,7 +254,6 @@ struct sdma_channel {
 	unsigned int			event_id1;
 	enum dma_slave_buswidth		word_size;
 	unsigned int			buf_tail;
-	struct completion		done;
 	unsigned int			num_bd;
 	struct sdma_buffer_descriptor	*bd;
 	dma_addr_t			bd_phys;
@@ -547,8 +545,6 @@ static void sdma_tasklet(unsigned long data)
 {
 	struct sdma_channel *sdmac = (struct sdma_channel *) data;
 
-	complete(&sdmac->done);
-
 	if (sdmac->flags & IMX_DMA_SG_LOOP)
 		sdma_handle_channel_loop(sdmac);
 	else
@@ -812,9 +808,6 @@ static int sdma_request_channel(struct sdma_channel *sdmac)
 	sdma->channel_control[channel].current_bd_ptr = sdmac->bd_phys;
 
 	sdma_set_channel_priority(sdmac, MXC_SDMA_DEFAULT_PRIORITY);
-
-	init_completion(&sdmac->done);
-
 	return 0;
 out:
 
-- 
1.7.1

[PATCH] dma: imx-sdma: remove the unused completion

[Shawn Guo]

On Fri, Jul 05, 2013 at 03:50:55PM +0800, Huang Shijie wrote:
> After the patch: "2ccaef0 dma: imx-sdma: make channel0 operations atomic",
> the "done" completion is not used any more.
> 
> Just remove it.
> 
> Signed-off-by: Huang Shijie <b32955@freescale.com>

Acked-by: Shawn Guo <shawn.guo@linaro.org>

[PATCH] dma: imx-sdma: remove the unused completion

[Huang Shijie]

? 2013?07?05? 15:50, Huang Shijie ??:
> After the patch: "2ccaef0 dma: imx-sdma: make channel0 operations atomic",
> the "done" completion is not used any more.
>
> Just remove it.
>
> Signed-off-by: Huang Shijie <b32955@freescale.com>
> ---
>  drivers/dma/imx-sdma.c |    7 -------
>  1 files changed, 0 insertions(+), 7 deletions(-)
>
> diff --git a/drivers/dma/imx-sdma.c b/drivers/dma/imx-sdma.c
> index 1e44b8c..2c02a9d 100644
> --- a/drivers/dma/imx-sdma.c
> +++ b/drivers/dma/imx-sdma.c
> @@ -243,7 +243,6 @@ struct sdma_engine;
>   * @event_id1		for channels that use 2 events
>   * @word_size		peripheral access size
>   * @buf_tail		ID of the buffer that was processed
> - * @done		channel completion
>   * @num_bd		max NUM_BD. number of descriptors currently handling
>   */
>  struct sdma_channel {
> @@ -255,7 +254,6 @@ struct sdma_channel {
>  	unsigned int			event_id1;
>  	enum dma_slave_buswidth		word_size;
>  	unsigned int			buf_tail;
> -	struct completion		done;
>  	unsigned int			num_bd;
>  	struct sdma_buffer_descriptor	*bd;
>  	dma_addr_t			bd_phys;
> @@ -547,8 +545,6 @@ static void sdma_tasklet(unsigned long data)
>  {
>  	struct sdma_channel *sdmac = (struct sdma_channel *) data;
>  
> -	complete(&sdmac->done);
> -
>  	if (sdmac->flags & IMX_DMA_SG_LOOP)
>  		sdma_handle_channel_loop(sdmac);
>  	else
> @@ -812,9 +808,6 @@ static int sdma_request_channel(struct sdma_channel *sdmac)
>  	sdma->channel_control[channel].current_bd_ptr = sdmac->bd_phys;
>  
>  	sdma_set_channel_priority(sdmac, MXC_SDMA_DEFAULT_PRIORITY);
> -
> -	init_completion(&sdmac->done);
> -
>  	return 0;
>  out:
>  
Hi Vinod:
Could you merge this patch?

thanks
Huang Shijie

[PATCH] dma: imx-sdma: remove the unused completion

[Vinod Koul]

On Fri, Jul 05, 2013 at 03:50:55PM +0800, Huang Shijie wrote:
> After the patch: "2ccaef0 dma: imx-sdma: make channel0 operations atomic",
> the "done" completion is not used any more.
> 
> Just remove it.
> 
> Signed-off-by: Huang Shijie <b32955@freescale.com>
Applied, thanks

~Vinod