Hi, Olliver Schinagl <[email protected]> writes: > Hey all, > > On 11-04-16 07:12, Felipe Balbi wrote: >> Hi, >> >> Janna Martl <[email protected]> writes: >>> On 2016-04-04 9:06:28, Olliver Schinagl wrote: >>>> Hi list, >>>> >>>> I have a Apple Inc. MacBookPro11,1 (with the most recent 'bios': BIOS >>>> MBP111.88Z.0138.B16.1509081438 09/08/2015). >>>> At the beginning, USB worked normally. After a while (and after newer >>>> kernel >>>> versions released by debian?) things started to act strangely. For one, the >> you need to try with latest kernel from Linus. Please download v4.6-rc3 >> from kernel.org, compile and try with that. > I've tried with kernels from 3.16 to v4.6-rc2 updating every few weeks. > Anything special I should watch out for in rc3 that changed since rc2?
nothing special. Just to confirm, can you check that disabling LPM
solves the problem ?
diff --git a/drivers/usb/host/xhci-pci.c b/drivers/usb/host/xhci-pci.c
index f0640b7a1c42..9c3ead114ad5 100644
--- a/drivers/usb/host/xhci-pci.c
+++ b/drivers/usb/host/xhci-pci.c
@@ -127,8 +127,8 @@ static void xhci_pci_quirks(struct device *dev, struct
xhci_hcd *xhci)
xhci->quirks |= XHCI_TRUST_TX_LENGTH;
if (pdev->vendor == PCI_VENDOR_ID_INTEL) {
- xhci->quirks |= XHCI_LPM_SUPPORT;
- xhci->quirks |= XHCI_INTEL_HOST;
+ /* xhci->quirks |= XHCI_LPM_SUPPORT; */
+ /* xhci->quirks |= XHCI_INTEL_HOST; */
xhci->quirks |= XHCI_AVOID_BEI;
}
if (pdev->vendor == PCI_VENDOR_ID_INTEL &&
>>>> bios/efi boot takes a very long time (probably due to the same reason I
>>>> describe
>>>> later) just to get to the bootloader/grub. Likley resetting and probing
>>>> for USB
>>>> ports/mass storage. When grub finally pops up, I can use the (internal USB
>>>> based
>>>> keyboard) normally to select a grub entry etc.
>>>> Booting the kernel then works reasonably fine, until it loads the xhci
>>>> module.
>>>> It spews some messages in dmesg (taking some 15 seconds) and only then, the
>>>> keyboard starts to work again.
>> which messages ? We need these dmesg messages
> As mentioned by Janna, they are at the bugzilla issue number 115741 [0]
> (unless you prefer them zipped otherwise they sometimes don't fit).
no, it's okay.
--
balbi
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