From: "Dmitry Kravkov" <dmitry@broadcom.com>
To: davem@davemloft.net, netdev@vger.kernel.org
Cc: vladz@broadcom.com, eilong@broadcom.com
Subject: [PATCH net-next 4/5] bnx2x: do not deal with power if no capability
Date: Mon, 11 Oct 2010 00:30:32 +0200 [thread overview]
Message-ID: <1286749832.4669.30.camel@lb-tlvb-dmitry> (raw)
Signed-off-by: Dmitry Kravkov <dmitry@broadcom.com>
Signed-off-by: Vladislav Zolotarov <vladz@broadcom.com>
Signed-off-by: Eilon Greenstein <eilong@broadcom.com>
---
drivers/net/bnx2x/bnx2x_cmn.c | 6 ++++++
1 files changed, 6 insertions(+), 0 deletions(-)
diff --git a/drivers/net/bnx2x/bnx2x_cmn.c b/drivers/net/bnx2x/bnx2x_cmn.c
index 3f0540c..9a3208e 100644
--- a/drivers/net/bnx2x/bnx2x_cmn.c
+++ b/drivers/net/bnx2x/bnx2x_cmn.c
@@ -1520,6 +1520,12 @@ int bnx2x_set_power_state(struct bnx2x *bp, pci_power_t state)
{
u16 pmcsr;
+ /* If there is no power capability, silently succeed */
+ if (!bp->pm_cap) {
+ DP(NETIF_MSG_HW, "No power capability. Breaking.\n");
+ return 0;
+ }
+
pci_read_config_word(bp->pdev, bp->pm_cap + PCI_PM_CTRL, &pmcsr);
switch (state) {
--
1.7.1
reply other threads:[~2010-10-10 22:32 UTC|newest]
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