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fedd383e33
On a resume, when the power is lost during hibernate, the USB core will call hub_reset_resume for the xHCI USB 2.0 roothub, but not for the USB 3.0 roothub: [ 164.748310] usb usb1: root hub lost power or was reset [ 164.748353] usb usb2: root hub lost power or was reset [ 164.748487] usb usb3: root hub lost power or was reset [ 164.748488] xhci_hcd 0000:01:00.0: Stop HCD ... [ 164.870039] hub 4-0:1.0: hub_resume ... [ 164.870054] hub 3-0:1.0: hub_reset_resume This causes issues later, because the USB core assumes the USB 3.0 hub attached to the USB 3.0 roothub is still active. It attempts to queue a control URB for the external hub, which fails because all the device slot contexts were released when the USB 3.0 roothub lost power: [ 164.980044] hub 4-1:1.0: hub_resume [ 164.980047] xhci_hcd 0000:01:00.0: Get port status returned 0x10101 [ 164.980049] xHCI xhci_urb_enqueue called with unaddressed device [ 164.980053] hub 3-0:1.0: port 1: status 0101 change 0001 [ 164.980056] hub 4-1:1.0: hub_port_status failed (err = -22) [ 164.980060] xhci_hcd 0000:01:00.0: `MEM_WRITE_DWORD(3'b000, 32'hffffc90008948440, 32'h202e1, 4'hf); [ 164.980062] xHCI xhci_urb_enqueue called with unaddressed device [ 164.980066] xhci_hcd 0000:01:00.0: clear port connect change, actual port 0 status = 0x2e1 [ 164.980069] hub 4-1:1.0: hub_port_status failed (err = -22) [ 164.980072] xhci_hcd 0000:01:00.0: get port status, actual port 1 status = 0x2a0 [ 164.980074] xHCI xhci_urb_enqueue called with unaddressed device [ 164.980077] xhci_hcd 0000:01:00.0: Get port status returned 0x100 [ 164.980079] hub 4-1:1.0: hub_port_status failed (err = -22) [ 164.980082] xHCI xhci_urb_enqueue called with unaddressed device [ 164.980085] hub 4-1:1.0: hub_port_status failed (err = -22) [ 164.980088] hub 4-1:1.0: port 4: status 0000 change 0000 [ 164.980091] xHCI xhci_urb_enqueue called with unaddressed device [ 164.980094] hub 4-1:1.0: activate --> -22 [ 164.980113] xHCI xhci_urb_enqueue called with unaddressed device [ 164.980117] hub 4-1:1.0: hub_port_status failed (err = -22) [ 164.980119] xHCI xhci_urb_enqueue called with unaddressed device [ 164.980123] hub 4-1:1.0: can't resume port 4, status -22 [ 164.980126] hub 4-1:1.0: port 4 status ffff.ffff after resume, -22 [ 164.980129] usb 4-1.4: can't resume, status -22 [ 164.980131] hub 4-1:1.0: logical disconnect on port 4 This causes issues when a USB 3.0 hard drive is attached to the external USB 3.0 hub when the system is hibernated: [ 6249.849653] sd 8:0:0:0: [sdb] Unhandled error code [ 6249.849659] sd 8:0:0:0: [sdb] Result: hostbyte=DID_ERROR driverbyte=DRIVER_OK [ 6249.849663] sd 8:0:0:0: [sdb] CDB: Read(10): 28 00 00 00 2a 08 00 00 02 00 [ 6249.849671] end_request: I/O error, dev sdb, sector 10760 Make sure to inform the USB core that *both* xHCI roothubs lost power. Signed-off-by: Sarah Sharp <sarah.a.sharp@linux.intel.com> |
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.. | ||
accessibility | ||
acpi | ||
amba | ||
ata | ||
atm | ||
auxdisplay | ||
base | ||
block | ||
bluetooth | ||
cdrom | ||
char | ||
clk | ||
clocksource | ||
connector | ||
cpufreq | ||
cpuidle | ||
crypto | ||
dca | ||
dio | ||
dma | ||
edac | ||
eisa | ||
firewire | ||
firmware | ||
gpio | ||
gpu | ||
hid | ||
hwmon | ||
hwspinlock | ||
i2c | ||
ide | ||
idle | ||
ieee802154 | ||
infiniband | ||
input | ||
isdn | ||
leds | ||
lguest | ||
macintosh | ||
mca | ||
md | ||
media | ||
memstick | ||
message | ||
mfd | ||
misc | ||
mmc | ||
mtd | ||
net | ||
nfc | ||
nubus | ||
of | ||
oprofile | ||
parisc | ||
parport | ||
pci | ||
pcmcia | ||
platform | ||
pnp | ||
power | ||
pps | ||
ps3 | ||
rapidio | ||
regulator | ||
rtc | ||
s390 | ||
sbus | ||
scsi | ||
sfi | ||
sh | ||
sn | ||
spi | ||
ssb | ||
staging | ||
target | ||
tc | ||
telephony | ||
thermal | ||
tty | ||
uio | ||
usb | ||
uwb | ||
vhost | ||
video | ||
virtio | ||
vlynq | ||
w1 | ||
watchdog | ||
xen | ||
zorro | ||
Kconfig | ||
Makefile |