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PCI: rcar: Remove redundant config accessor register number checks 

The PCI core will have already checked the configuration register address
before calling the {read|write}() methods; so don't check it again in these
methods.

Signed-off-by: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Acked-by: Phil Edworthy <phil.edworthy@renesas.com>
Acked-by: Simon Horman <horms+renesas@verge.net.au>
This commit is contained in:
Sergei Shtylyov 2014-06-27 18:59:13 +04:00 committed by Bjorn Helgaas
parent 7171511eae
commit 8eb12c3b42
1 changed files with 0 additions and 10 deletions
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10
drivers/pci/host/pcie-rcar.c
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@ -260,11 +260,6 @@ static int rcar_pcie_read_conf(struct pci_bus *bus, unsigned int devfn,
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 pci_bus *bus, unsigned int devfn,
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)