linux-hardened/drivers/misc
Alexander Usyskin 3dc196eae1 mei: me: wait for power gating exit confirmation
Fix the hbm power gating state machine so it will wait till it receives
confirmation interrupt for the PG_ISOLATION_EXIT message.

In process of the suspend flow the devices first have to exit from the
power gating state (runtime pm resume).
If we do not handle the confirmation interrupt after sending
PG_ISOLATION_EXIT message, we may receive it already after the suspend
flow has changed the device state and interrupt will be interpreted as a
spurious event, consequently link reset will be invoked which will
prevent the device from completing the suspend flow

kernel: [6603] mei_reset:136: mei_me 0000:00:16.0: powering down: end of reset
kernel: [476] mei_me_irq_thread_handler:643: mei_me 0000:00:16.0: function called after ISR to handle the interrupt processing.
kernel: mei_me 0000:00:16.0: FW not ready: resetting

Cc: <stable@vger.kernel.org> #3.18+
Cc: Gabriele Mazzotta <gabriele.mzt@gmail.com>
Link: https://bugzilla.kernel.org/show_bug.cgi?id=86241
Link: https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=770397
Tested-by: Gabriele Mazzotta <gabriele.mzt@gmail.com>
Signed-off-by: Alexander Usyskin <alexander.usyskin@intel.com>
Signed-off-by: Tomas Winkler <tomas.winkler@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-06-13 19:48:02 -07:00
..
altera-stapl altera-stapl: replace strnicmp with strncasecmp 2014-10-14 02:18:25 +02:00
c2port
cb710
cxl powerpc updates for 3.20 2015-02-11 18:15:38 -08:00
echo
eeprom Driver core patches for 3.19-rc1 2014-12-14 16:10:09 -08:00
genwqe GenWQE: remove unnecessary version.h inclusion 2015-01-12 05:04:11 -08:00
ibmasm
lis3lv02d lis3lv02d: DT: add wakeup unit 2 and wakeup threshold 2015-04-03 16:20:54 +02:00
mei mei: me: wait for power gating exit confirmation 2015-06-13 19:48:02 -07:00
mic misc: mic: Fix reported static checker warning 2015-06-12 17:01:43 -07:00
sgi-gru
sgi-xp x86/asm/entry: Change all 'user_mode_vm()' calls to 'user_mode()' 2015-03-23 11:14:17 +01:00
ti-st ti-st: handle null allocation return correctly. 2015-05-24 12:16:47 -07:00
vmw_vmci VMCI: Guard against overflow in queue pair allocation 2015-03-25 11:32:15 +01:00
ad525x_dpot-i2c.c
ad525x_dpot-spi.c ad525x_dpot-spi: Added Blank lines after declarations 2015-01-12 05:04:12 -08:00
ad525x_dpot.c ad525x_dpot:Remove break after return 2015-01-12 05:04:12 -08:00
ad525x_dpot.h
apds990x.c misc / PM: Replace CONFIG_PM_RUNTIME with CONFIG_PM 2014-12-05 02:56:02 +01:00
apds9802als.c
arm-charlcd.c misc: drop owner assignment from platform_drivers 2014-10-20 16:20:54 +02:00
atmel-ssc.c Char/Misc driver patches for 3.19-rc1 2014-12-14 16:43:47 -08:00
atmel_tclib.c ARM: at91/tclib: mask interruptions at shutdown and probe 2014-09-08 10:54:03 +02:00
bh1770glc.c misc / PM: Replace CONFIG_PM_RUNTIME with CONFIG_PM 2014-12-05 02:56:02 +01:00
bh1780gli.c misc: bh1780: Add module aliases 2015-03-16 21:10:28 +01:00
bmp085-i2c.c
bmp085-spi.c
bmp085.c
bmp085.h
cs5535-mfgpt.c misc: drop owner assignment from platform_drivers 2014-10-20 16:20:54 +02:00
ds1682.c
dummy-irq.c Add MODULE_DESCRIPTION to dummy-irq.c and lkdtm.c in drivers/misc 2014-07-09 14:19:34 -07:00
enclosure.c enclosure: fix WARN_ON removing an adapter in multi-path devices 2015-03-31 08:53:36 +03:00
fsa9480.c
hmc6352.c
hpilo.c
hpilo.h
ics932s401.c
ioc4.c misc: ioc4: simplify wave period measurement in clock_calibrate 2015-01-12 05:04:11 -08:00
isl29003.c
isl29020.c
Kconfig misc: remove drivers for CARMA hardware 2015-05-24 12:11:55 -07:00
kgdbts.c
lattice-ecp3-config.c misc: lattice-ecp3-config: Add missing MODULE_FIRMWARE() 2014-09-23 23:04:17 -07:00
lkdtm.c Add MODULE_DESCRIPTION to dummy-irq.c and lkdtm.c in drivers/misc 2014-07-09 14:19:34 -07:00
Makefile misc: remove drivers for CARMA hardware 2015-05-24 12:11:55 -07:00
pch_phub.c pch_phub: Build context save/restore only for PM 2014-11-07 10:28:36 -08:00
phantom.c
pti.c
spear13xx_pcie_gadget.c pcie-gadget-spear: use devm_ functions 2014-09-23 23:04:17 -07:00
sram.c misc: sram: sort and clean up included headers 2015-06-12 17:03:57 -07:00
ti_dac7512.c
tifm_7xx1.c misc: tifm: match return type of wait_for_completion_timeout 2015-03-25 11:36:38 +01:00
tifm_core.c
tsl2550.c
vexpress-syscfg.c ARM: vexpress: Remove non-DT code 2014-11-28 16:08:16 +01:00
vmw_balloon.c