diff options
Diffstat (limited to 'drivers/pci/controller/pcie-rcar-ep.c')
| -rw-r--r-- | drivers/pci/controller/pcie-rcar-ep.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/pci/controller/pcie-rcar-ep.c b/drivers/pci/controller/pcie-rcar-ep.c index c5e0d025bc43..a8a966844cf3 100644 --- a/drivers/pci/controller/pcie-rcar-ep.c +++ b/drivers/pci/controller/pcie-rcar-ep.c @@ -256,15 +256,15 @@ static void rcar_pcie_ep_clear_bar(struct pci_epc *epc, u8 fn, u8 vfn, clear_bit(atu_index + 1, ep->ib_window_map); } -static int rcar_pcie_ep_set_msi(struct pci_epc *epc, u8 fn, u8 vfn, - u8 interrupts) +static int rcar_pcie_ep_set_msi(struct pci_epc *epc, u8 fn, u8 vfn, u8 nr_irqs) { struct rcar_pcie_endpoint *ep = epc_get_drvdata(epc); struct rcar_pcie *pcie = &ep->pcie; + u8 mmc = order_base_2(nr_irqs); u32 flags; flags = rcar_pci_read_reg(pcie, MSICAP(fn)); - flags |= interrupts << MSICAP0_MMESCAP_OFFSET; + flags |= mmc << MSICAP0_MMESCAP_OFFSET; rcar_pci_write_reg(pcie, flags, MSICAP(fn)); return 0; @@ -280,7 +280,7 @@ static int rcar_pcie_ep_get_msi(struct pci_epc *epc, u8 fn, u8 vfn) if (!(flags & MSICAP0_MSIE)) return -EINVAL; - return ((flags & MSICAP0_MMESE_MASK) >> MSICAP0_MMESE_OFFSET); + return 1 << ((flags & MSICAP0_MMESE_MASK) >> MSICAP0_MMESE_OFFSET); } static int rcar_pcie_ep_map_addr(struct pci_epc *epc, u8 fn, u8 vfn, |