[09/33] dma: Rename free() to rfree()

This function name conflicts with our desire to #define free() to
something else on sandbox. Since it deals with resources, rename it to
rfree().

Signed-off-by: Simon Glass <sjg at chromium.org>
---

 drivers/dma/dma-uclass.c       | 4 ++--
 drivers/dma/sandbox-dma-test.c | 2 +-
 drivers/dma/ti/k3-udma.c       | 2 +-
 include/dma-uclass.h           | 4 ++--
 4 files changed, 6 insertions(+), 6 deletions(-)

Hi Simon,

On 12/01/2020 21.06, Simon Glass wrote:
> This function name conflicts with our desire to #define free() to
> something else on sandbox. Since it deals with resources, rename it to
> rfree().
> 
> Signed-off-by: Simon Glass <sjg at chromium.org>
> ---
> 
>  drivers/dma/dma-uclass.c       | 4 ++--
>  drivers/dma/sandbox-dma-test.c | 2 +-
>  drivers/dma/ti/k3-udma.c       | 2 +-
>  include/dma-uclass.h           | 4 ++--
>  4 files changed, 6 insertions(+), 6 deletions(-)
> 
> diff --git a/drivers/dma/dma-uclass.c b/drivers/dma/dma-uclass.c
> index 5598bca21c..a0159d7888 100644
> --- a/drivers/dma/dma-uclass.c
> +++ b/drivers/dma/dma-uclass.c
> @@ -122,10 +122,10 @@ int dma_free(struct dma *dma)
>  
>  	debug("%s(dma=%p)\n", __func__, dma);
>  
> -	if (!ops->free)
> +	if (!ops->rfree)
>  		return 0;
>  
> -	return ops->free(dma);
> +	return ops->rfree(dma);
>  }
>  
>  int dma_enable(struct dma *dma)
> diff --git a/drivers/dma/sandbox-dma-test.c b/drivers/dma/sandbox-dma-test.c
> index 8fcef1863e..5aa7838ff5 100644
> --- a/drivers/dma/sandbox-dma-test.c
> +++ b/drivers/dma/sandbox-dma-test.c
> @@ -229,7 +229,7 @@ static const struct dma_ops sandbox_dma_ops = {
>  	.transfer	= sandbox_dma_transfer,
>  	.of_xlate	= sandbox_dma_of_xlate,
>  	.request	= sandbox_dma_request,
> -	.free		= sandbox_dma_free,
> +	.rfree		= sandbox_dma_free,

Please also change the name of the implementing callback function:
s/sandbox_dma_free/sandbox_dma_rfree

>  	.enable		= sandbox_dma_enable,
>  	.disable	= sandbox_dma_disable,
>  	.send		= sandbox_dma_send,
> diff --git a/drivers/dma/ti/k3-udma.c b/drivers/dma/ti/k3-udma.c
> index f7128610c5..23d6ed0697 100644
> --- a/drivers/dma/ti/k3-udma.c
> +++ b/drivers/dma/ti/k3-udma.c
> @@ -1720,7 +1720,7 @@ static const struct dma_ops udma_ops = {
>  	.transfer	= udma_transfer,
>  	.of_xlate	= udma_of_xlate,
>  	.request	= udma_request,
> -	.free		= udma_free,
> +	.rfree		= udma_free,

Same here.

>  	.enable		= udma_enable,
>  	.disable	= udma_disable,
>  	.send		= udma_send,
> diff --git a/include/dma-uclass.h b/include/dma-uclass.h
> index a1d9d26ac5..340437acc1 100644
> --- a/include/dma-uclass.h
> +++ b/include/dma-uclass.h
> @@ -58,14 +58,14 @@ struct dma_ops {
>  	 */
>  	int (*request)(struct dma *dma);
>  	/**
> -	 * free - Free a previously requested dma.
> +	 * rfree - Free a previously requested dma.
>  	 *
>  	 * This is the implementation of the client dma_free() API.
>  	 *
>  	 * @dma: The DMA to free.
>  	 * @return 0 if OK, or a negative error code.
>  	 */
> -	int (*free)(struct dma *dma);
> +	int (*rfree)(struct dma *dma);
>  	/**
>  	 * enable() - Enable a DMA Channel.
>  	 *
> 

- Péter

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