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authorRafał Miłecki <zajec5@gmail.com>2011-05-19 08:08:22 -0400
committerJohn W. Linville <linville@tuxdriver.com>2011-06-01 15:11:01 -0400
commit1de520f4767cb836828d074db533f93d0ca85998 (patch)
tree50a36249cd4bca3e46e4d1c991b66226716f6c89 /drivers/bcma/driver_pci.c
parent33e6ef4e82f1de4f9a98a86633412390a322e2e8 (diff)
bcma: pci: implement interrupts control
Signed-off-by: Rafał Miłecki <zajec5@gmail.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/bcma/driver_pci.c')
-rw-r--r--drivers/bcma/driver_pci.c23
1 files changed, 23 insertions, 0 deletions
diff --git a/drivers/bcma/driver_pci.c b/drivers/bcma/driver_pci.c
index e757e4e3c7e2..789d68b4858b 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)
161{ 161{
162 bcma_pcicore_serdes_workaround(pc); 162 bcma_pcicore_serdes_workaround(pc);
163} 163}
164
165int bcma_core_pci_irq_ctl(struct bcma_drv_pci *pc, struct bcma_device *core,
166 bool enable)
167{
168 struct pci_dev *pdev = pc->core->bus->host_pci;
169 u32 coremask, tmp;
170 int err;
171
172 err = pci_read_config_dword(pdev, BCMA_PCI_IRQMASK, &tmp);
173 if (err)
174 goto out;
175
176 coremask = BIT(core->core_index) << 8;
177 if (enable)
178 tmp |= coremask;
179 else
180 tmp &= ~coremask;
181
182 err = pci_write_config_dword(pdev, BCMA_PCI_IRQMASK, tmp);
183
184out:
185 return err;
186}