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authorSergei Shtylyov <sergei.shtylyov@cogentembedded.com>2014-06-27 14:59:13 (GMT)
committerBjorn Helgaas <bhelgaas@google.com>2014-07-05 17:45:39 (GMT)
commit8eb12c3b420fb5243ce9b4a8878f3b88a3c91e33 (patch)
tree2832f5f7887a1e82ac36692af5e551a33cd7ccc6 /drivers/pci
parent7171511eaec5bf23fb06078f59784a3a0626b38f (diff)
downloadlinux-8eb12c3b420fb5243ce9b4a8878f3b88a3c91e33.tar.xz
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>
Diffstat (limited to 'drivers/pci')
-rw-r--r--drivers/pci/host/pcie-rcar.c10
1 files changed, 0 insertions, 10 deletions
diff --git a/drivers/pci/host/pcie-rcar.c b/drivers/pci/host/pcie-rcar.c
index f7d3de3..027876a 100644
--- a/drivers/pci/host/pcie-rcar.c
+++ b/drivers/pci/host/pcie-rcar.c
@@ -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)