From: Stephen Boyd Date: Thu, 10 May 2012 12:51:30 +0000 (+0000) Subject: ks8851: Update link status during link change interrupt X-Git-Tag: accepted/tizen/common/20141203.182822~4675^2 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=062e55e3960062fc2fb62a7274b4c253003eba73;p=platform%2Fkernel%2Flinux-arm64.git ks8851: Update link status during link change interrupt If a link change interrupt comes in we just clear the interrupt and continue along without notifying the upper networking layers that the link has changed. Use the mii_check_link() function to update the link status whenever a link change interrupt occurs. Cc: Ben Dooks Signed-off-by: Stephen Boyd Signed-off-by: David S. Miller --- diff --git a/drivers/net/ethernet/micrel/ks8851.c b/drivers/net/ethernet/micrel/ks8851.c index f8dda00..5e313e9 100644 --- a/drivers/net/ethernet/micrel/ks8851.c +++ b/drivers/net/ethernet/micrel/ks8851.c @@ -618,10 +618,8 @@ static void ks8851_irq_work(struct work_struct *work) netif_dbg(ks, intr, ks->netdev, "%s: status 0x%04x\n", __func__, status); - if (status & IRQ_LCI) { - /* should do something about checking link status */ + if (status & IRQ_LCI) handled |= IRQ_LCI; - } if (status & IRQ_LDI) { u16 pmecr = ks8851_rdreg16(ks, KS_PMECR); @@ -684,6 +682,9 @@ static void ks8851_irq_work(struct work_struct *work) mutex_unlock(&ks->lock); + if (status & IRQ_LCI) + mii_check_link(&ks->mii); + if (status & IRQ_TXI) netif_wake_queue(ks->netdev);