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Date: Fri, 27 Apr 2012 00:08:13 +0200 From: Martin Mokrejs <mmokrejs@...d.natur.cuni.cz> To: Yinghai Lu <yinghai@...nel.org> CC: Sarah Sharp <sarah.a.sharp@...ux.intel.com>, linux-pci@...r.kernel.org, Linux Kernel Mailing List <linux-kernel@...r.kernel.org> Subject: Re: 3.2.11: PCI Express card cannot be re-detected withing cca 60sec timeframe Yinghai Lu wrote: > On Tue, Apr 24, 2012 at 1:48 PM, Martin Mokrejs > <mmokrejs@...d.natur.cuni.cz> wrote: >> (sorry for the re-send, now with the attached dmesg) >> >> >> With the express card itself (no USB devices attached to it) I do not see >> a difference. Is this what you wanted me to test? >> > > so disabling autosuspend make no difference. > > Can you try boot the system without loading xhci driver ? Bingo! Physical express card removal started to be notified correctly. inserted Apr 27 00:01:33 vostro kernel: [ 75.608352] pciehp 0000:00:1c.7:pcie04: lnk_status = 7011 Apr 27 00:01:33 vostro kernel: [ 75.608356] pciehp 0000:00:1c.7:pcie04: Card present on Slot(7) Apr 27 00:01:34 vostro kernel: [ 75.737878] pci 0000:11:00.0: BAR 0: assigned [mem 0xf6c00000-0xf6c01fff 64bit] Apr 27 00:01:34 vostro kernel: [ 75.737923] pcieport 0000:00:1c.7: PCI bridge to [bus 11-16] Apr 27 00:01:34 vostro kernel: [ 75.737927] pcieport 0000:00:1c.7: bridge window [io 0xc000-0xdfff] Apr 27 00:01:34 vostro kernel: [ 75.737932] pcieport 0000:00:1c.7: bridge window [mem 0xf6c00000-0xf7cfffff] Apr 27 00:01:34 vostro kernel: [ 75.737936] pcieport 0000:00:1c.7: bridge window [mem 0xf0000000-0xf10fffff 64bit pref] removed Apr 27 00:01:40 vostro kernel: [ 81.925638] pciehp 0000:00:1c.7:pcie04: lnk_status = 5011 Apr 27 00:01:40 vostro kernel: [ 81.925643] pciehp 0000:00:1c.7:pcie04: Card not present on Slot(7) inserted Apr 27 00:01:44 vostro kernel: [ 86.061848] pciehp 0000:00:1c.7:pcie04: lnk_status = 7011 Apr 27 00:01:44 vostro kernel: [ 86.061852] pciehp 0000:00:1c.7:pcie04: Card present on Slot(7) Apr 27 00:01:44 vostro kernel: [ 86.182332] pci 0000:11:00.0: BAR 0: assigned [mem 0xf6c00000-0xf6c01fff 64bit] Apr 27 00:01:44 vostro kernel: [ 86.182366] pcieport 0000:00:1c.7: PCI bridge to [bus 11-16] Apr 27 00:01:44 vostro kernel: [ 86.182380] pcieport 0000:00:1c.7: bridge window [io 0xc000-0xdfff] Apr 27 00:01:44 vostro kernel: [ 86.182385] pcieport 0000:00:1c.7: bridge window [mem 0xf6c00000-0xf7cfffff] Apr 27 00:01:44 vostro kernel: [ 86.182389] pcieport 0000:00:1c.7: bridge window [mem 0xf0000000-0xf10fffff 64bit pref] removed Apr 27 00:01:49 vostro kernel: [ 91.591185] pciehp 0000:00:1c.7:pcie04: lnk_status = 5011 Apr 27 00:01:49 vostro kernel: [ 91.591189] pciehp 0000:00:1c.7:pcie04: Card not present on Slot(7) inserted Apr 27 00:01:52 vostro kernel: [ 94.377955] pciehp 0000:00:1c.7:pcie04: lnk_status = 7011 Apr 27 00:01:52 vostro kernel: [ 94.377960] pciehp 0000:00:1c.7:pcie04: Card present on Slot(7) Apr 27 00:01:52 vostro kernel: [ 94.499944] pci 0000:11:00.0: BAR 0: assigned [mem 0xf6c00000-0xf6c01fff 64bit] Apr 27 00:01:52 vostro kernel: [ 94.499980] pcieport 0000:00:1c.7: PCI bridge to [bus 11-16] Apr 27 00:01:52 vostro kernel: [ 94.499996] pcieport 0000:00:1c.7: bridge window [io 0xc000-0xdfff] Apr 27 00:01:52 vostro kernel: [ 94.500001] pcieport 0000:00:1c.7: bridge window [mem 0xf6c00000-0xf7cfffff] Apr 27 00:01:52 vostro kernel: [ 94.500005] pcieport 0000:00:1c.7: bridge window [mem 0xf0000000-0xf10fffff 64bit pref] removed Apr 27 00:01:56 vostro kernel: [ 98.005164] pciehp 0000:00:1c.7:pcie04: lnk_status = 5011 Apr 27 00:01:56 vostro kernel: [ 98.005168] pciehp 0000:00:1c.7:pcie04: Card not present on Slot(7) inserted Apr 27 00:01:58 vostro kernel: [ 100.394715] pciehp 0000:00:1c.7:pcie04: lnk_status = 7011 Apr 27 00:01:58 vostro kernel: [ 100.394718] pciehp 0000:00:1c.7:pcie04: Card present on Slot(7) Apr 27 00:01:58 vostro kernel: [ 100.520988] pci 0000:11:00.0: BAR 0: assigned [mem 0xf6c00000-0xf6c01fff 64bit] Apr 27 00:01:58 vostro kernel: [ 100.521034] pcieport 0000:00:1c.7: PCI bridge to [bus 11-16] Apr 27 00:01:58 vostro kernel: [ 100.521037] pcieport 0000:00:1c.7: bridge window [io 0xc000-0xdfff] Apr 27 00:01:58 vostro kernel: [ 100.521041] pcieport 0000:00:1c.7: bridge window [mem 0xf6c00000-0xf7cfffff] Apr 27 00:01:58 vostro kernel: [ 100.521046] pcieport 0000:00:1c.7: bridge window [mem 0xf0000000-0xf10fffff 64bit pref] removed Apr 27 00:02:01 vostro kernel: [ 103.401375] pciehp 0000:00:1c.7:pcie04: lnk_status = 5011 Apr 27 00:02:01 vostro kernel: [ 103.401379] pciehp 0000:00:1c.7:pcie04: Card not present on Slot(7) inserted Apr 27 00:02:04 vostro kernel: [ 106.089626] pciehp 0000:00:1c.7:pcie04: lnk_status = 7011 Apr 27 00:02:04 vostro kernel: [ 106.089630] pciehp 0000:00:1c.7:pcie04: Card present on Slot(7) Apr 27 00:02:04 vostro kernel: [ 106.212517] pci 0000:11:00.0: BAR 0: assigned [mem 0xf6c00000-0xf6c01fff 64bit] Apr 27 00:02:04 vostro kernel: [ 106.212561] pcieport 0000:00:1c.7: PCI bridge to [bus 11-16] Apr 27 00:02:04 vostro kernel: [ 106.212564] pcieport 0000:00:1c.7: bridge window [io 0xc000-0xdfff] Apr 27 00:02:04 vostro kernel: [ 106.212569] pcieport 0000:00:1c.7: bridge window [mem 0xf6c00000-0xf7cfffff] Apr 27 00:02:04 vostro kernel: [ 106.212574] pcieport 0000:00:1c.7: bridge window [mem 0xf0000000-0xf10fffff 64bit pref] removed Apr 27 00:02:07 vostro kernel: [ 108.854629] pciehp 0000:00:1c.7:pcie04: lnk_status = 5011 Apr 27 00:02:07 vostro kernel: [ 108.854633] pciehp 0000:00:1c.7:pcie04: Card not present on Slot(7) Attached is dmesg and lspci of the express card bridge when the card is removed. Martin View attachment "dmesg-3.4-rc3-patched_no_xhci_hcd" of type "text/plain" (71263 bytes) View attachment "lspci_00.1c.7.txt" of type "text/plain" (16459 bytes)
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