Re: [PATCH] V4L/DVB: mx1-camera: compile fix

[Guennadi Liakhovetski]

On Sat, 27 Mar 2010, Uwe Kleine-KÃnig wrote:

> This fixes a regression of
> 
> 	7d58289 (mx1: prefix SOC specific defines with MX1_ and deprecate old names)
> 
> Signed-off-by: Uwe Kleine-KÃnig <u.kleine-koenig@xxxxxxxxxxxxxx>

Sascha, I need your ack to pull this via my tree.

Thanks
Guennadi

> ---
>  arch/arm/plat-mxc/include/mach/dma-mx1-mx2.h |    8 +++++++-
>  drivers/media/video/mx1_camera.c             |    8 +++-----
>  2 files changed, 10 insertions(+), 6 deletions(-)
> 
> Hello,
> 
> changed since last post:
> 
>  - put offset in the definition of MX1_DMA_REG in parenthesis
>  - describe register definitions now moved to dma-mx1-mx2.h with the full
>    register names and order by address.
> 
> Thanks
> Uwe
> 
> diff --git a/arch/arm/plat-mxc/include/mach/dma-mx1-mx2.h b/arch/arm/plat-mxc/include/mach/dma-mx1-mx2.h
> index 07be8ad..4b63b05 100644
> --- a/arch/arm/plat-mxc/include/mach/dma-mx1-mx2.h
> +++ b/arch/arm/plat-mxc/include/mach/dma-mx1-mx2.h
> @@ -31,7 +31,13 @@
>  #define DMA_MODE_WRITE		1
>  #define DMA_MODE_MASK		1
>  
> -#define DMA_BASE IO_ADDRESS(DMA_BASE_ADDR)
> +#define MX1_DMA_REG(offset)	MX1_IO_ADDRESS(MX1_DMA_BASE_ADDR + (offset))
> +
> +/* DMA Interrupt Mask Register */
> +#define MX1_DMA_DIMR		MX1_DMA_REG(0x08)
> +
> +/* Channel Control Register */
> +#define MX1_DMA_CCR(x)		MX1_DMA_REG(0x8c + ((x) << 6))
>  
>  #define IMX_DMA_MEMSIZE_32	(0 << 4)
>  #define IMX_DMA_MEMSIZE_8	(1 << 4)
> diff --git a/drivers/media/video/mx1_camera.c b/drivers/media/video/mx1_camera.c
> index c167cc3..aa81acd 100644
> --- a/drivers/media/video/mx1_camera.c
> +++ b/drivers/media/video/mx1_camera.c
> @@ -48,8 +48,6 @@
>  /*
>   * CSI registers
>   */
> -#define DMA_CCR(x)	(0x8c + ((x) << 6))	/* Control Registers */
> -#define DMA_DIMR	0x08			/* Interrupt mask Register */
>  #define CSICR1		0x00			/* CSI Control Register 1 */
>  #define CSISR		0x08			/* CSI Status Register */
>  #define CSIRXR		0x10			/* CSI RxFIFO Register */
> @@ -783,7 +781,7 @@ static int __init mx1_camera_probe(struct platform_device *pdev)
>  			       pcdev);
>  
>  	imx_dma_config_channel(pcdev->dma_chan, IMX_DMA_TYPE_FIFO,
> -			       IMX_DMA_MEMSIZE_32, DMA_REQ_CSI_R, 0);
> +			       IMX_DMA_MEMSIZE_32, MX1_DMA_REQ_CSI_R, 0);
>  	/* burst length : 16 words = 64 bytes */
>  	imx_dma_config_burstlen(pcdev->dma_chan, 0);
>  
> @@ -797,8 +795,8 @@ static int __init mx1_camera_probe(struct platform_device *pdev)
>  	set_fiq_handler(&mx1_camera_sof_fiq_start, &mx1_camera_sof_fiq_end -
>  						   &mx1_camera_sof_fiq_start);
>  
> -	regs.ARM_r8 = DMA_BASE + DMA_DIMR;
> -	regs.ARM_r9 = DMA_BASE + DMA_CCR(pcdev->dma_chan);
> +	regs.ARM_r8 = (long)MX1_DMA_DIMR;
> +	regs.ARM_r9 = (long)MX1_DMA_CCR(pcdev->dma_chan);
>  	regs.ARM_r10 = (long)pcdev->base + CSICR1;
>  	regs.ARM_fp = (long)pcdev->base + CSISR;
>  	regs.ARM_sp = 1 << pcdev->dma_chan;
> -- 
> 1.7.0
> 

---
Guennadi Liakhovetski, Ph.D.
Freelance Open-Source Software Developer
http://www.open-technology.de/
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