[PATCH 3/4] ARM: at91/dma: remove platform data from DMA controller

Vinod Koul vinod.koul at intel.com
Wed Oct 12 01:25:41 EST 2011


On Mon, 2011-10-10 at 18:37 +0200, Nicolas Ferre wrote:
> DMA controller can deduce its configuration data from
> the platform. Remove the platform data and match device
> types with the compatible ones.
This looks like remove, you should fix the changelog of patch 1 then.
> 
> Signed-off-by: Nicolas Ferre <nicolas.ferre at atmel.com>
> ---
>  arch/arm/mach-at91/at91sam9g45_devices.c |    9 +--------
>  arch/arm/mach-at91/at91sam9rl_devices.c  |    8 +-------
>  2 files changed, 2 insertions(+), 15 deletions(-)
> 
> diff --git a/arch/arm/mach-at91/at91sam9g45_devices.c b/arch/arm/mach-at91/at91sam9g45_devices.c
> index 600bffb..c9b897f 100644
> --- a/arch/arm/mach-at91/at91sam9g45_devices.c
> +++ b/arch/arm/mach-at91/at91sam9g45_devices.c
> @@ -38,10 +38,6 @@
>  #if defined(CONFIG_AT_HDMAC) || defined(CONFIG_AT_HDMAC_MODULE)
>  static u64 hdmac_dmamask = DMA_BIT_MASK(32);
>  
> -static struct at_dma_platform_data atdma_pdata = {
> -	.nr_channels	= 8,
> -};
> -
>  static struct resource hdmac_resources[] = {
>  	[0] = {
>  		.start	= AT91_BASE_SYS + AT91_DMA,
> @@ -56,12 +52,11 @@ static struct resource hdmac_resources[] = {
>  };
>  
>  static struct platform_device at_hdmac_device = {
> -	.name		= "at_hdmac",
> +	.name		= "at91sam9g45_dma",
>  	.id		= -1,
>  	.dev		= {
>  				.dma_mask		= &hdmac_dmamask,
>  				.coherent_dma_mask	= DMA_BIT_MASK(32),
> -				.platform_data		= &atdma_pdata,
>  	},
>  	.resource	= hdmac_resources,
>  	.num_resources	= ARRAY_SIZE(hdmac_resources),
> @@ -69,8 +64,6 @@ static struct platform_device at_hdmac_device = {
>  
>  void __init at91_add_device_hdmac(void)
>  {
> -	dma_cap_set(DMA_MEMCPY, atdma_pdata.cap_mask);
> -	dma_cap_set(DMA_SLAVE, atdma_pdata.cap_mask);
>  	platform_device_register(&at_hdmac_device);
>  }
>  #else
> diff --git a/arch/arm/mach-at91/at91sam9rl_devices.c b/arch/arm/mach-at91/at91sam9rl_devices.c
> index aacb19d..81954f7 100644
> --- a/arch/arm/mach-at91/at91sam9rl_devices.c
> +++ b/arch/arm/mach-at91/at91sam9rl_devices.c
> @@ -33,10 +33,6 @@
>  #if defined(CONFIG_AT_HDMAC) || defined(CONFIG_AT_HDMAC_MODULE)
>  static u64 hdmac_dmamask = DMA_BIT_MASK(32);
>  
> -static struct at_dma_platform_data atdma_pdata = {
> -	.nr_channels	= 2,
> -};
> -
>  static struct resource hdmac_resources[] = {
>  	[0] = {
>  		.start	= AT91_BASE_SYS + AT91_DMA,
> @@ -51,12 +47,11 @@ static struct resource hdmac_resources[] = {
>  };
>  
>  static struct platform_device at_hdmac_device = {
> -	.name		= "at_hdmac",
> +	.name		= "at91sam9rl_dma",
>  	.id		= -1,
>  	.dev		= {
>  				.dma_mask		= &hdmac_dmamask,
>  				.coherent_dma_mask	= DMA_BIT_MASK(32),
> -				.platform_data		= &atdma_pdata,
>  	},
>  	.resource	= hdmac_resources,
>  	.num_resources	= ARRAY_SIZE(hdmac_resources),
> @@ -64,7 +59,6 @@ static struct platform_device at_hdmac_device = {
>  
>  void __init at91_add_device_hdmac(void)
>  {
> -	dma_cap_set(DMA_MEMCPY, atdma_pdata.cap_mask);
>  	platform_device_register(&at_hdmac_device);
>  }
>  #else


-- 
~Vinod



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