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ar71xx: allow to disable link polling on unused PHYs

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SVN-Revision: 31533
This commit is contained in:
Gabor Juhos 2012-04-29 18:29:24 +00:00
parent a8d3109208
commit 3e3a4d3d6b
3 changed files with 16 additions and 4 deletions
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4
target/linux/ar71xx/files/arch/mips/ath79/dev-eth.c
View file

@ -721,6 +721,8 @@ void __init ath79_register_eth(unsigned int id)
pdata->speed = SPEED_1000;
pdata->duplex = DUPLEX_FULL;
pdata->switch_data = &ath79_switch_data;
ath79_switch_data.phy_poll_mask |= BIT(4);
}
pdata->has_gbit = 1;
pdata->is_ar724x = 1;
@ -776,6 +778,8 @@ void __init ath79_register_eth(unsigned int id)
pdata->speed = SPEED_1000;
pdata->duplex = DUPLEX_FULL;
pdata->switch_data = &ath79_switch_data;
ath79_switch_data.phy_poll_mask |= BIT(4);
}
pdata->has_gbit = 1;

1
target/linux/ar71xx/files/arch/mips/include/asm/mach-ath79/ag71xx_platform.h
View file

@ -19,6 +19,7 @@
struct ag71xx_switch_platform_data {
u8 phy4_mii_en:1;
u8 phy_poll_mask;
};
struct ag71xx_platform_data {

15
target/linux/ar71xx/files/drivers/net/ethernet/atheros/ag71xx/ag71xx_ar7240.c
View file

@ -1115,19 +1115,26 @@ static void link_function(struct work_struct *work) {
struct ag71xx *ag = container_of(work, struct ag71xx, link_work.work);
struct ar7240sw *as = ag->phy_priv;
unsigned long flags;
u8 mask;
int i;
int status = 0;
for (i = 0; i < as->swdev.ports; i++) {
int link = ar7240sw_phy_read(ag->mii_bus, i, MII_BMSR);
if(link & BMSR_LSTATUS) {
mask = ~as->swdata->phy_poll_mask;
for (i = 0; i < AR7240_NUM_PHYS; i++) {
int link;
if (!(mask & BIT(i)))
continue;
link = ar7240sw_phy_read(ag->mii_bus, i, MII_BMSR);
if (link & BMSR_LSTATUS) {
status = 1;
break;
}
}
spin_lock_irqsave(&ag->lock, flags);
if(status != ag->link) {
if (status != ag->link) {
ag->link = status;
ag71xx_link_adjust(ag);
}