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bcma: pci: implement interrupts control

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Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Rafał Miłecki 2011-05-19 14:08:22 +02:00 committed by John W. Linville
parent 33e6ef4e82
commit 1de520f476
1 changed files with 23 additions and 0 deletions
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23
drivers/bcma/driver_pci.c
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@ -161,3 +161,26 @@ void bcma_core_pci_init(struct bcma_drv_pci *pc)
{
bcma_pcicore_serdes_workaround(pc);
}
int bcma_core_pci_irq_ctl(struct bcma_drv_pci *pc, struct bcma_device *core,
bool enable)
{
struct pci_dev *pdev = pc->core->bus->host_pci;
u32 coremask, tmp;
int err;
err = pci_read_config_dword(pdev, BCMA_PCI_IRQMASK, &tmp);
if (err)
goto out;
coremask = BIT(core->core_index) << 8;
if (enable)
tmp |= coremask;
else
tmp &= ~coremask;
err = pci_write_config_dword(pdev, BCMA_PCI_IRQMASK, tmp);
out:
return err;
}