linux-kernel - Re: [PATCH/RFC] dmaengine: omap-dma: split header file

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Date:	Tue, 4 Feb 2014 18:06:47 +0530
From:	Balaji T K <balajitk@...com>
To:	Tony Lindgren <tony@...mide.com>, <linux@....linux.org.uk>
CC:	<linux-mmc@...r.kernel.org>, <linux-omap@...r.kernel.org>,
	<geert@...ux-m68k.org>, <chris@...ntf.net>, <a-bindra@...com>,
	<linux-sh@...r.kernel.org>, <linux-arm-kernel@...ts.infradead.org>,
	<linux-kernel@...r.kernel.org>
Subject: Re: [PATCH/RFC] dmaengine: omap-dma: split header file

On Friday 24 January 2014 10:21 PM, Balaji T K wrote:
> To Resolve build failure seen with sh-allmodconfig:
>      include/linux/omap-dma.h:171:8: error: expected identifier before numeric constant
>      make[4]: *** [drivers/mmc/host/omap_hsmmc.o] Error 1
> due to CCR redefinition, move dmaengine consumer specific function to omap-dmaengine.h
>
> Tested-by: Geert Uytterhoeven <geert@...ux-m68k.org>
> Signed-off-by: Balaji T K <balajitk@...com>
Hi Russell,

Ping,
If this patch looks OK, I can drop RFC and post as Patch, let me know.

Thanks and Regards,
Balaji T K

> ---
>   drivers/mmc/host/omap_hsmmc.c  |    2 +-
>   include/linux/omap-dma.h       |   19 +------------------
>   include/linux/omap-dmaengine.h |   21 +++++++++++++++++++++
>   3 files changed, 23 insertions(+), 19 deletions(-)
>   create mode 100644 include/linux/omap-dmaengine.h
>
> diff --git a/drivers/mmc/host/omap_hsmmc.c b/drivers/mmc/host/omap_hsmmc.c
> index dbd32ad..2f57e36 100644
> --- a/drivers/mmc/host/omap_hsmmc.c
> +++ b/drivers/mmc/host/omap_hsmmc.c
> @@ -31,7 +31,7 @@
>   #include <linux/of.h>
>   #include <linux/of_gpio.h>
>   #include <linux/of_device.h>
> -#include <linux/omap-dma.h>
> +#include <linux/omap-dmaengine.h>
>   #include <linux/mmc/host.h>
>   #include <linux/mmc/core.h>
>   #include <linux/mmc/mmc.h>
> diff --git a/include/linux/omap-dma.h b/include/linux/omap-dma.h
> index 7af25a9..6aa97e5 100644
> --- a/include/linux/omap-dma.h
> +++ b/include/linux/omap-dma.h
> @@ -1,23 +1,6 @@
> -/*
> - * OMAP DMA Engine support
> - *
> - * This program is free software; you can redistribute it and/or modify
> - * it under the terms of the GNU General Public License version 2 as
> - * published by the Free Software Foundation.
> - */
>   #ifndef __LINUX_OMAP_DMA_H
>   #define __LINUX_OMAP_DMA_H
> -
> -struct dma_chan;
> -
> -#if defined(CONFIG_DMA_OMAP) || defined(CONFIG_DMA_OMAP_MODULE)
> -bool omap_dma_filter_fn(struct dma_chan *, void *);
> -#else
> -static inline bool omap_dma_filter_fn(struct dma_chan *c, void *d)
> -{
> -	return false;
> -}
> -#endif
> +#include <linux/omap-dmaengine.h>
>
>   /*
>    *  Legacy OMAP DMA handling defines and functions
> diff --git a/include/linux/omap-dmaengine.h b/include/linux/omap-dmaengine.h
> new file mode 100644
> index 0000000..2b0b6aa
> --- /dev/null
> +++ b/include/linux/omap-dmaengine.h
> @@ -0,0 +1,21 @@
> +/*
> + * OMAP DMA Engine support
> + *
> + * This program is free software; you can redistribute it and/or modify
> + * it under the terms of the GNU General Public License version 2 as
> + * published by the Free Software Foundation.
> + */
> +#ifndef __LINUX_OMAP_DMAENGINE_H
> +#define __LINUX_OMAP_DMAENGINE_H
> +
> +struct dma_chan;
> +
> +#if defined(CONFIG_DMA_OMAP) || defined(CONFIG_DMA_OMAP_MODULE)
> +bool omap_dma_filter_fn(struct dma_chan *, void *);
> +#else
> +static inline bool omap_dma_filter_fn(struct dma_chan *c, void *d)
> +{
> +	return false;
> +}
> +#endif
> +#endif /* __LINUX_OMAP_DMAENGINE_H */
>

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