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From: Sergei Shtylyov <sshtylyov@mvista.com>
To: David Daney <ddaney@caviumnetworks.com>
Cc: linux-mips@linux-mips.org, ralf@linux-mips.org,
	linux-kernel@vger.kernel.org
Subject: Re: [PATCH 8/9] MIPS: Add a platform hook for swiotlb setup.
Date: Fri, 24 Sep 2010 20:08:59 +0400	[thread overview]
Message-ID: <4C9CCD1B.506@mvista.com> (raw)
In-Reply-To: <1285281496-24696-9-git-send-email-ddaney@caviumnetworks.com>

Hello.

David Daney wrote:

> This allows platforms that are using the swiotlb to initialize it.

> Signed-off-by: David Daney <ddaney@caviumnetworks.com>
> ---
>  arch/mips/include/asm/bootinfo.h |    5 +++++
>  arch/mips/kernel/setup.c         |    5 +++++
>  2 files changed, 10 insertions(+), 0 deletions(-)

> diff --git a/arch/mips/include/asm/bootinfo.h b/arch/mips/include/asm/bootinfo.h
> index 15a8ef0..b3cf989 100644
> --- a/arch/mips/include/asm/bootinfo.h
> +++ b/arch/mips/include/asm/bootinfo.h
> @@ -125,4 +125,9 @@ extern unsigned long fw_arg0, fw_arg1, fw_arg2, fw_arg3;
>   */
>  extern void plat_mem_setup(void);
>  
> +/*
> + * Optional platform hook to call swiotlb_setup().
> + */
> +extern void plat_swiotlb_setup(void);
> +
>  #endif /* _ASM_BOOTINFO_H */
> diff --git a/arch/mips/kernel/setup.c b/arch/mips/kernel/setup.c
> index 85aef3f..8b650da 100644
> --- a/arch/mips/kernel/setup.c
> +++ b/arch/mips/kernel/setup.c
> @@ -488,6 +488,11 @@ static void __init arch_mem_init(char **cmdline_p)
>  
>  	bootmem_init();
>  	sparse_init();
> +
> +#ifdef CONFIG_SWIOTLB
> +	plat_swiotlb_setup();
> +#endif

    We should avoid #ifdef's in function bodies. Why not defile an empty 
'inline' in the header above if CONFIG_SWIOTLB is not defined?

WBR, Sergei


  reply	other threads:[~2010-09-24 16:09 UTC|newest]

Thread overview: 21+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-09-23 22:38 [PATCH 0/9] MIPS: Use dma-mapping-common.h and use swiotlb for Octeon David Daney
2010-09-23 22:38 ` [PATCH 1/9] MIPS: Octeon: Set dma_masks for octeon_mgmt device David Daney
2010-09-23 22:38 ` [PATCH 2/9] MIPS: Allow MAX_DMA32_PFN to be overridden David Daney
2010-09-23 22:38 ` [PATCH 3/9] MIPS: Octeon: Adjust top of DMA32 zone David Daney
2010-09-23 22:38 ` [PATCH 4/9] MIPS: Octeon: Select ZONE_DMA32 David Daney
2010-09-23 22:38 ` [PATCH 5/9] MIPS: Convert DMA to use dma-mapping-common.h David Daney
2010-09-24  1:03   ` [PATCH] MIPS: Remove plat_map_dma_mem_page() David Daney
2010-09-27  5:30   ` [PATCH 5/9] MIPS: Convert DMA to use dma-mapping-common.h FUJITA Tomonori
2010-09-27 17:35     ` David Daney
2010-09-28  0:12       ` FUJITA Tomonori
2010-09-23 22:38 ` [PATCH 8/9] MIPS: Add a platform hook for swiotlb setup David Daney
2010-09-24 16:08   ` Sergei Shtylyov [this message]
2010-09-24 16:13     ` David Daney
2010-09-24 16:32       ` Ralf Baechle
2010-09-23 22:38 ` [PATCH 9/9] MIPS: Octeon: Rewrite DMA mapping functions David Daney
2010-09-24  1:06   ` [PATCH] MIPS: Octeon: Remove plat_map_dma_mem_page() David Daney
2010-09-23 22:47 ` [PATCH 6/9] swiotlb: Declare swiotlb_init_with_default_size() David Daney
2010-09-27 16:53   ` Konrad Rzeszutek Wilk
2010-09-23 22:47 ` [PATCH 7/9] swiotlb: Make bounce buffer bounds non-static David Daney
2010-09-27  5:20   ` FUJITA Tomonori
2010-09-27 17:39     ` David Daney

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