Return-path: Received: from mx0a-0016f401.pphosted.com ([67.231.148.174]:51439 "EHLO mx0a-0016f401.pphosted.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751586AbcFUJO4 (ORCPT ); Tue, 21 Jun 2016 05:14:56 -0400 From: Amitkumar Karwar To: CC: Nishant Sarmukadam , Wei-Ning Huang , Cathy Luo , Shengzhen Li , Amitkumar Karwar Subject: [PATCH] mwifiex: disable MSIx interrupt for 8997 chipset Date: Tue, 21 Jun 2016 14:32:32 +0530 Message-ID: <1466499752-1818-1-git-send-email-akarwar@marvell.com> (sfid-20160621_111505_222350_97DCB5DE) MIME-Version: 1.0 Content-Type: text/plain Sender: linux-wireless-owner@vger.kernel.org List-ID: From: Shengzhen Li Sometimes MSIx interrupts are received out of order on multi-core system. This creates a problem when there is a race between data packet and SLEEP event from firmware. We will disable MSIx interrupt mode to solve the problem and go with MSI mode. Signed-off-by: Shengzhen Li Signed-off-by: Amitkumar Karwar --- drivers/net/wireless/marvell/mwifiex/pcie.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/net/wireless/marvell/mwifiex/pcie.h b/drivers/net/wireless/marvell/mwifiex/pcie.h index 2592e63..9c00c7e 100644 --- a/drivers/net/wireless/marvell/mwifiex/pcie.h +++ b/drivers/net/wireless/marvell/mwifiex/pcie.h @@ -258,7 +258,7 @@ static const struct mwifiex_pcie_card_reg mwifiex_reg_8997 = { .fw_dump_end = 0xcff, .fw_dump_host_ready = 0xcc, .fw_dump_read_done = 0xdd, - .msix_support = 1, + .msix_support = 0, }; static struct memory_type_mapping mem_type_mapping_tbl_w8897[] = { -- 1.9.1