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cxgb3 - PHY interrupts and GPIO pins. 

Remove assumption that PHY interrupts use GPIOs 3 and 5.
Deal with PHY interrupts connected to any GPIO pins.

Signed-off-by: Divy Le Ray <divy@chelsio.com>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
This commit is contained in:
Divy Le Ray 2007-04-17 11:06:36 -07:00 committed by Jeff Garzik
parent 606fcd0b94
commit 1ca03cbc20
1 changed files with 12 additions and 6 deletions
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18
drivers/net/cxgb3/t3_hw.c
View File

@ -1523,19 +1523,25 @@ static int mac_intr_handler(struct adapter *adap, unsigned int idx)
*/
int t3_phy_intr_handler(struct adapter *adapter)
{
static const int intr_gpio_bits[] = { 8, 0x20 };
u32 mask, gpi = adapter_info(adapter)->gpio_intr;
u32 i, cause = t3_read_reg(adapter, A_T3DBG_INT_CAUSE);
for_each_port(adapter, i) {
if (cause & intr_gpio_bits[i]) {
struct cphy *phy = &adap2pinfo(adapter, i)->phy;
int phy_cause = phy->ops->intr_handler(phy);
struct port_info *p = adap2pinfo(adapter, i);
mask = gpi - (gpi & (gpi - 1));
gpi -= mask;
if (!(p->port_type->caps & SUPPORTED_IRQ))
continue;
if (cause & mask) {
int phy_cause = p->phy.ops->intr_handler(&p->phy);
if (phy_cause & cphy_cause_link_change)
t3_link_changed(adapter, i);
if (phy_cause & cphy_cause_fifo_error)
phy->fifo_errors++;
p->phy.fifo_errors++;
}
}