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From: Sergei Shtylyov <sshtylyov@mvista.com>
To: Jayachandran C <jchandra@broadcom.com>
Cc: linux-mips@linux-mips.org, ralf@linux-mips.org
Subject: Re: [PATCH 03/10] MIPS: PCI: Byteswap not needed in little-endian mode
Date: Mon, 14 Jan 2013 20:48:12 +0300	[thread overview]
Message-ID: <50F444DC.1010307@mvista.com> (raw)
In-Reply-To: <1358179922-26663-4-git-send-email-jchandra@broadcom.com>

Hello.

On 01/14/2013 07:11 PM, Jayachandran C wrote:

> Wrap the xlp_enable_pci_bswap() function and its call with
> '#ifdef __BIG_ENDIAN'. On Netlogic XLP, the PCIe initialization code
> to setup to byteswap is needed only in big-endian mode.

> Signed-off-by: Jayachandran C <jchandra@broadcom.com>
> ---
>  arch/mips/pci/pci-xlp.c |    4 ++++
>  1 file changed, 4 insertions(+)

> diff --git a/arch/mips/pci/pci-xlp.c b/arch/mips/pci/pci-xlp.c
> index 140557a..fe435fc 100644
> --- a/arch/mips/pci/pci-xlp.c
> +++ b/arch/mips/pci/pci-xlp.c
> @@ -191,6 +191,7 @@ int pcibios_plat_dev_init(struct pci_dev *dev)
>  	return 0;
>  }
>  
> +#ifdef __BIG_ENDIAN
>  static int xlp_enable_pci_bswap(void)
>  {
>  	uint64_t pciebase, sysbase;
> @@ -224,6 +225,7 @@ static int xlp_enable_pci_bswap(void)
>  	}
>  	return 0;
>  }
> +#endif
>  
>  static int __init pcibios_init(void)
>  {
> @@ -235,7 +237,9 @@ static int __init pcibios_init(void)
>  	ioport_resource.start =  0;
>  	ioport_resource.end   = ~0;
>  
> +#ifdef __BIG_ENDIAN
>  	xlp_enable_pci_bswap();
> +#endif

   Define empty inline function for the non-BE case instead. That's what
Documentation/SubmittingPatches tells us to do.

WBR, Sergei

  reply	other threads:[~2013-01-14 16:50 UTC|newest]

Thread overview: 21+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-01-14 16:11 [PATCH 00/10] Netlogic: Fixes and updates for 3.9 Jayachandran C
2013-01-14 16:11 ` [PATCH 01/10] MIPS: Netlogic: add XLS6xx to FMN config Jayachandran C
2013-01-14 16:11 ` [PATCH 02/10] MIPS: Netlogic: Optimize EIMR/EIRR accesses in 32-bit Jayachandran C
2013-01-14 16:11 ` [PATCH 03/10] MIPS: PCI: Byteswap not needed in little-endian mode Jayachandran C
2013-01-14 17:48   ` Sergei Shtylyov [this message]
2013-01-15  6:19   ` Jayachandran C
2013-01-15 11:58     ` Sergei Shtylyov
2013-01-15 12:16       ` Florian Fainelli
2013-01-14 16:11 ` [PATCH 04/10] MIPS: Netlogic: Split XLP L1 i-cache among threads Jayachandran C
2013-01-15 18:04   ` Ralf Baechle
2013-01-14 16:11 ` [PATCH 05/10] MIPS: Netlogic: Use PIC timer as a clocksource Jayachandran C
2013-01-14 16:11 ` [PATCH 06/10] MIPS: PCI: Prevent hang on XLP reg read Jayachandran C
2013-01-14 16:11 ` [PATCH 07/10] MIPS: Netlogic: No hazards needed for XLR/XLS Jayachandran C
2013-01-14 16:12 ` [PATCH 08/10] MIPS: Netlogic: use preset loops per jiffy Jayachandran C
2013-01-14 16:12 ` [PATCH 09/10] MIPS: Netlogic: Fix for quad-XLP boot Jayachandran C
2013-01-14 16:12 ` [PATCH 10/10] MIPS: PCI: Multi-node PCI support for Netlogic XLP Jayachandran C
2013-01-15  6:20   ` Jayachandran C
2013-01-15  6:38   ` Jayachandran C
2013-01-15  6:38     ` [PATCH 03/10] MIPS: PCI: Byteswap not needed in little-endian mode Jayachandran C
2013-01-16 12:12       ` Jayachandran C
2013-01-16 12:12         ` [PATCH 10/10] MIPS: PCI: Multi-node PCI support for Netlogic XLP Jayachandran C

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