From mboxrd@z Thu Jan 1 00:00:00 1970 From: jszhang@marvell.com (Jisheng Zhang) Date: Tue, 24 Nov 2015 20:14:11 +0800 Subject: PCIe regression with DRA7xx in 4.4-rc1 In-Reply-To: <56545183.8000507@ti.com> References: <56545183.8000507@ti.com> Message-ID: <20151124201411.33463709@xhacker> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On Tue, 24 Nov 2015 17:31:07 +0530 Kishon Vijay Abraham I wrote: > Hi, > > I'm seeing a regression with ("PCI: > designware: Make driver arch-agnostic"). > > Logs using a SATA PCIe card [1]. The PCIe card enumerates fine but after that I > observe "ata3.00: qc timeout (cmd 0xec), ata3.00: failed to IDENTIFY (I/O > error, err_mask=0x4)" > > Logs using a Ethenet PCIe card [2]. Again here the PCIe card enumerates fine > but when I give ifconfig up, it fails. > > If I just revert commit , the PCIe > cards starts to work fine again FYI, maybe the patch can fix the regression. http://lists.infradead.org/pipermail/linux-arm-kernel/2015-November/387362.html > > Logs using a SATA PCIe card [3]. Here the KINGSTON SSD gets detected fine. > Logs using a Ethernet PCIe card [4]. I'm able to do ping tests now. > > Actually I'm not able to find any obvious problems with the patch and the irq > number and the memory resource also looks fine. Any idea what could be the problem? > > [1] -> http://pastebin.ubuntu.com/13491456/ > [2] -> http://pastebin.ubuntu.com/13491526/ > > [3] -> http://pastebin.ubuntu.com/13491658/ > [4] -> http://pastebin.ubuntu.com/13491593/ > > Thanks > Kishon > > _______________________________________________ > linux-arm-kernel mailing list > linux-arm-kernel at lists.infradead.org > http://lists.infradead.org/mailman/listinfo/linux-arm-kernel