From: Sathya Perla Date: Wed, 1 Jul 2009 01:06:07 +0000 (+0000) Subject: be2net: fix spurious interrupt handling in intx mode X-Git-Tag: v2.6.31-rc3~70^2~10 X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=c001c213b109c8baeeb6d012b422bf059b18368f;p=pandora-kernel.git be2net: fix spurious interrupt handling in intx mode Occasionally we may see an interrupt without an event in the eq. In intx, we currently see the event queue and return IRQ_NONE causing a the irq to be disabled ("no one cared".) Instead, read the CEV_ISR reg to check the existence of the interrupt. Signed-off-by: Sathya Perla Signed-off-by: David S. Miller --- diff --git a/drivers/net/benet/be_hw.h b/drivers/net/benet/be_hw.h index b02e805c1db3..29c33c709c6d 100644 --- a/drivers/net/benet/be_hw.h +++ b/drivers/net/benet/be_hw.h @@ -55,6 +55,10 @@ #define MEMBAR_CTRL_INT_CTRL_PFUNC_MASK 0x7 /* bits 26 - 28 */ #define MEMBAR_CTRL_INT_CTRL_PFUNC_SHIFT 26 +/********* ISR0 Register offset **********/ +#define CEV_ISR0_OFFSET 0xC18 +#define CEV_ISR_SIZE 4 + /********* Event Q door bell *************/ #define DB_EQ_OFFSET DB_CQ_OFFSET #define DB_EQ_RING_ID_MASK 0x1FF /* bits 0 - 8 */ Reading git-diff-tree failed