[PATCH] bcma: pci: implement interrupts control
From: Rafał Miłecki <zajec5@gmail.com>
Date: 2011-05-19 11:30:42
Subsystem:
broadcom specific amba driver (bcma), the rest · Maintainers:
Rafał Miłecki, Linus Torvalds
Signed-off-by: Rafał Miłecki <zajec5@gmail.com> --- drivers/bcma/driver_pci.c | 23 +++++++++++++++++++++++ 1 files changed, 23 insertions(+), 0 deletions(-)
diff --git a/drivers/bcma/driver_pci.c b/drivers/bcma/driver_pci.c
index e757e4e..789d68b 100644
--- a/drivers/bcma/driver_pci.c
+++ b/drivers/bcma/driver_pci.c@@ -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; +}
--
1.7.3.4