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authorGabor Juhos <juhosg@openwrt.org>2012-04-29 18:29:24 +0000
committerGabor Juhos <juhosg@openwrt.org>2012-04-29 18:29:24 +0000
commit3e3a4d3d6b4c9d6e34ea887151db8df98d3db001 (patch)
tree116282de2fa4fda155c218e53d6a4009067c828a
parenta8d3109208e60349dbdc9d5d2aa73aee462ae7c8 (diff)
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ar71xx: allow to disable link polling on unused PHYs
SVN-Revision: 31533
-rw-r--r--target/linux/ar71xx/files/arch/mips/ath79/dev-eth.c4
-rw-r--r--target/linux/ar71xx/files/arch/mips/include/asm/mach-ath79/ag71xx_platform.h1
-rw-r--r--target/linux/ar71xx/files/drivers/net/ethernet/atheros/ag71xx/ag71xx_ar7240.c15
3 files changed, 16 insertions, 4 deletions
diff --git a/target/linux/ar71xx/files/arch/mips/ath79/dev-eth.c b/target/linux/ar71xx/files/arch/mips/ath79/dev-eth.c
index d9880e0..1e6b8b0 100644
--- a/target/linux/ar71xx/files/arch/mips/ath79/dev-eth.c
+++ b/target/linux/ar71xx/files/arch/mips/ath79/dev-eth.c
@@ -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;
diff --git a/target/linux/ar71xx/files/arch/mips/include/asm/mach-ath79/ag71xx_platform.h b/target/linux/ar71xx/files/arch/mips/include/asm/mach-ath79/ag71xx_platform.h
index 43e6755..6e90ba4 100644
--- a/target/linux/ar71xx/files/arch/mips/include/asm/mach-ath79/ag71xx_platform.h
+++ b/target/linux/ar71xx/files/arch/mips/include/asm/mach-ath79/ag71xx_platform.h
@@ -19,6 +19,7 @@
struct ag71xx_switch_platform_data {
u8 phy4_mii_en:1;
+ u8 phy_poll_mask;
};
struct ag71xx_platform_data {
diff --git a/target/linux/ar71xx/files/drivers/net/ethernet/atheros/ag71xx/ag71xx_ar7240.c b/target/linux/ar71xx/files/drivers/net/ethernet/atheros/ag71xx/ag71xx_ar7240.c
index fc8b6d5..49f0775 100644
--- a/target/linux/ar71xx/files/drivers/net/ethernet/atheros/ag71xx/ag71xx_ar7240.c
+++ b/target/linux/ar71xx/files/drivers/net/ethernet/atheros/ag71xx/ag71xx_ar7240.c
@@ -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);
}