From 361c391e2339eb8d479feec9042ec6e822593350 Mon Sep 17 00:00:00 2001 From: Yaniv Rosner Date: Tue, 14 Jun 2011 01:33:19 +0000 Subject: [PATCH] bnx2x: do not call link update without HW notification Signed-off-by: Yaniv Rosner Signed-off-by: Vladislav Zolotarov Signed-off-by: Eilon Greenstein Signed-off-by: David S. Miller --- drivers/net/bnx2x/bnx2x_main.c | 10 ++++++++-- 1 file changed, 8 insertions(+), 2 deletions(-) diff --git a/drivers/net/bnx2x/bnx2x_main.c b/drivers/net/bnx2x/bnx2x_main.c index bc516bbcd9fd..2b4b376a69fb 100644 --- a/drivers/net/bnx2x/bnx2x_main.c +++ b/drivers/net/bnx2x/bnx2x_main.c @@ -2847,9 +2847,15 @@ static void bnx2x_attn_int_asserted(struct bnx2x *bp, u32 asserted) /* save nig interrupt mask */ nig_mask = REG_RD(bp, nig_int_mask_addr); - REG_WR(bp, nig_int_mask_addr, 0); - bnx2x_link_attn(bp); + /* If nig_mask is not set, no need to call the update + * function. + */ + if (nig_mask) { + REG_WR(bp, nig_int_mask_addr, 0); + + bnx2x_link_attn(bp); + } /* handle unicore attn? */ } -- 2.20.1