Re: [PATCH] pcie-rcar: kill duplicate checks

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On Fri, Jun 27, 2014 at 06:59:13PM +0400, Sergei Shtylyov wrote:
> The PCI core will have already checked the configuration register address before
> calling the {read|write}() methods, no need to check it again in these methods.
> 
> Signed-off-by: Sergei Shtylyov <sergei.shtylyov@xxxxxxxxxxxxxxxxxx>

Applied with Phil and Simon's acks to pci/host-rcar for v3.17, thanks!

> ---
> The patch is against the 'next' branch of Bjorn Helgaas' 'pci.git' repo.
> 
>  drivers/pci/host/pcie-rcar.c |   10 ----------
>  1 file changed, 10 deletions(-)
> 
> Index: pci/drivers/pci/host/pcie-rcar.c
> ===================================================================
> --- pci.orig/drivers/pci/host/pcie-rcar.c
> +++ pci/drivers/pci/host/pcie-rcar.c
> @@ -260,11 +260,6 @@ static int rcar_pcie_read_conf(struct pc
>  	struct rcar_pcie *pcie = sys_to_pcie(bus->sysdata);
>  	int ret;
>  
> -	if ((size == 2) && (where & 1))
> -		return PCIBIOS_BAD_REGISTER_NUMBER;
> -	else if ((size == 4) && (where & 3))
> -		return PCIBIOS_BAD_REGISTER_NUMBER;
> -
>  	ret = rcar_pcie_config_access(pcie, PCI_ACCESS_READ,
>  				      bus, devfn, where, val);
>  	if (ret != PCIBIOS_SUCCESSFUL) {
> @@ -291,11 +286,6 @@ static int rcar_pcie_write_conf(struct p
>  	int shift, ret;
>  	u32 data;
>  
> -	if ((size == 2) && (where & 1))
> -		return PCIBIOS_BAD_REGISTER_NUMBER;
> -	else if ((size == 4) && (where & 3))
> -		return PCIBIOS_BAD_REGISTER_NUMBER;
> -
>  	ret = rcar_pcie_config_access(pcie, PCI_ACCESS_READ,
>  				      bus, devfn, where, &data);
>  	if (ret != PCIBIOS_SUCCESSFUL)
--
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