From mboxrd@z Thu Jan 1 00:00:00 1970 From: Tomas Henzl Subject: Re: [PATCH 1/4] megaraid_sas: enable intx only if msix request fails Date: Fri, 10 Mar 2017 17:00:05 +0100 Message-ID: References: <1489144935-26567-1-git-send-email-shivasharan.srikanteshwara@broadcom.com> <1489144935-26567-2-git-send-email-shivasharan.srikanteshwara@broadcom.com> Mime-Version: 1.0 Content-Type: text/plain; charset=windows-1252 Content-Transfer-Encoding: 7bit Return-path: Received: from mx1.redhat.com ([209.132.183.28]:38890 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755387AbdCJQAS (ORCPT ); Fri, 10 Mar 2017 11:00:18 -0500 In-Reply-To: <1489144935-26567-2-git-send-email-shivasharan.srikanteshwara@broadcom.com> Sender: linux-scsi-owner@vger.kernel.org List-Id: linux-scsi@vger.kernel.org To: Shivasharan S , linux-scsi@vger.kernel.org Cc: martin.petersen@oracle.com, jejb@linux.vnet.ibm.com, kashyap.desai@broadcom.com, sumit.saxena@broadcom.com, hare@suse.com On 10.3.2017 12:22, Shivasharan S wrote: > Without this fix, driver will enable INTx Interrupt pin even though > MSI-x vectors are enabled. See below lspci output. DisINTx is unset > for MSIx setup. > > lspci -s 85:00.0 -vvv |grep INT |grep Control > Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- > Stepping- SERR+ FastB2B- DisINTx- > > After applying this fix, driver will enable INTx Interrupt pin only > if Legacy interrupt method is required. > See below lspci output. DisINTx is set for MSIx setup. > lspci -s 85:00.0 -vvv |grep INT |grep Control > Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- > Stepping- SERR+ FastB2B- DisINTx+ > > Signed-off-by: Kashyap Desai Reviewed-by: Tomas Henzl tomash