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[1/3] mwifiex: do not enable PCIe interrupt in Power Save sleep state

Message ID 1364014147-13986-2-git-send-email-bzhao@marvell.com (mailing list archive)
State Not Applicable, archived
Headers show

Commit Message

Bing Zhao March 23, 2013, 4:49 a.m. UTC 
From: Avinash Patil <patila@marvell.com>

Enabling PCIe host interrupt may accidently wake up the card
when it's in sleep.

Signed-off-by: Avinash Patil <patila@marvell.com>
Signed-off-by: Bing Zhao <bzhao@marvell.com>
---
 drivers/net/wireless/mwifiex/pcie.c |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)
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Patch

diff --git a/drivers/net/wireless/mwifiex/pcie.c b/drivers/net/wireless/mwifiex/pcie.c
index 8cd8cdc..112649a 100644
--- a/drivers/net/wireless/mwifiex/pcie.c
+++ b/drivers/net/wireless/mwifiex/pcie.c
@@ -2112,7 +2112,8 @@  static int mwifiex_process_int_status(struct mwifiex_adapter *adapter)
 	}
 	dev_dbg(adapter->dev, "info: cmd_sent=%d data_sent=%d\n",
 		adapter->cmd_sent, adapter->data_sent);
-	mwifiex_pcie_enable_host_int(adapter);
+	if (adapter->ps_state != PS_STATE_SLEEP)
+		mwifiex_pcie_enable_host_int(adapter);
 
 	return 0;
 }