kernel/linux
0
Fork 0
mirror of https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/ synced 2026-10-16 22:39:48 +00:00
Code Issues Releases Packages Activity
linux/drivers/power
History
Michael Trimarchi 8a450fa9fa power: supply: pda_power: move from timer to delayed_work 
commit 633e8799dd upstream.

This changed is needed to avoid locking problem during
boot as shown:

<5>[    8.824096] Registering SWP/SWPB emulation handler
<6>[    8.977294] clock: disabling unused clocks to save power
<3>[    9.108154] BUG: sleeping function called from invalid context at kernel_albert/kernel/mutex.c:269
<3>[    9.122894] in_atomic(): 1, irqs_disabled(): 0, pid: 1, name: swapper/0
<4>[    9.130249] 3 locks held by swapper/0/1:
<4>[    9.134613]  #0:  (&__lockdep_no_validate__){......}, at: [<c0342430>] __driver_attach+0x58/0xa8
<4>[    9.144500]  #1:  (&__lockdep_no_validate__){......}, at: [<c0342440>] __driver_attach+0x68/0xa8
<4>[    9.154357]  #2:  (&polling_timer){......}, at: [<c0053770>] run_timer_softirq+0x108/0x3ec
<4>[    9.163726] Backtrace:
<4>[    9.166473] [<c001269c>] (dump_backtrace+0x0/0x114) from [<c067e5f0>] (dump_stack+0x20/0x24)
<4>[    9.175811]  r6:00203230 r5:0000010d r4:d782e000 r3:60000113
<4>[    9.182250] [<c067e5d0>] (dump_stack+0x0/0x24) from [<c007441c>] (__might_sleep+0x10c/0x128)
<4>[    9.191650] [<c0074310>] (__might_sleep+0x0/0x128) from [<c0688f60>] (mutex_lock_nested+0x34/0x36c)
<4>[    9.201660]  r5:c02d5350 r4:d79a0c64
<4>[    9.205688] [<c0688f2c>] (mutex_lock_nested+0x0/0x36c) from [<c02d5350>] (regulator_set_current_limit+0x30/0x118)
<4>[    9.217071] [<c02d5320>] (regulator_set_current_limit+0x0/0x118) from [<c0435ce0>] (update_charger+0x84/0xc4)
<4>[    9.228027]  r7:d782fb20 r6:00000101 r5:c1767e94 r4:00000000
<4>[    9.234436] [<c0435c5c>] (update_charger+0x0/0xc4) from [<c0435d40>] (psy_changed+0x20/0x48)
<4>[    9.243804]  r5:d782e000 r4:c1767e94
<4>[    9.247802] [<c0435d20>] (psy_changed+0x0/0x48) from [<c0435dec>] (polling_timer_func+0x84/0xb8)
<4>[    9.257537]  r4:c1767e94 r3:00000002
<4>[    9.261566] [<c0435d68>] (polling_timer_func+0x0/0xb8) from [<c00537e4>] (run_timer_softirq+0x17c/0x3ec)
<4>[    9.272033]  r4:c1767eb0 r3:00000000
<4>[    9.276062] [<c0053668>] (run_timer_softirq+0x0/0x3ec) from [<c004b000>] (__do_softirq+0xf0/0x298)
<4>[    9.286010] [<c004af10>] (__do_softirq+0x0/0x298) from [<c004b650>] (irq_exit+0x98/0xa0)
<4>[    9.295013] [<c004b5b8>] (irq_exit+0x0/0xa0) from [<c000edbc>] (handle_IRQ+0x60/0xc0)
<4>[    9.303680]  r4:c1194e98 r3:c00bc778
<4>[    9.307708] [<c000ed5c>] (handle_IRQ+0x0/0xc0) from [<c0008504>] (gic_handle_irq+0x34/0x68)
<4>[    9.316955]  r8:000ac383 r7:d782fc3c r6:d782fc08 r5:c11936c4 r4:e0802100
<4>[    9.324310] r3:c026ba48
<4>[    9.327301] [<c00084d0>] (gic_handle_irq+0x0/0x68) from [<c068c2c0>] (__irq_svc+0x40/0x74)
<4>[    9.336456] Exception stack(0xd782fc08 to 0xd782fc50)
<4>[    9.342041] fc00:                   d6e30e6c ac383627 00000000 ac383417 ea19c000 ea200000
<4>[    9.351104] fc20: beffffff 00000667 000ac383 d6e30670 d6e3066c d782fc94 d782fbe8 d782fc50
<4>[    9.360168] fc40: c026ba48 c001d1f0 00000113 ffffffff

Fixes: b2998049cf ("[BATTERY] pda_power platform driver")
Signed-off-by: Michael Trimarchi <michael@amarulasolutions.com>
Signed-off-by: Anthony Brandon <anthony@amarulasolutions.com>
Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.co.uk>
[bwh: Backported to 3.16: adjust filename]
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
History 2017-08-26 02:14:42 +01:00
..
avs PM / AVS: SmartReflex: use devm_* API to initialize SmartReflex 2013-06-10 10:50:48 -07:00
reset ARM: SoC driver changes 2014-06-02 16:35:49 -07:00
88pm860x_battery.c 88pm860x_battery: Remove unnecessary platform_set_drvdata() 2013-06-06 17:12:37 -07:00
88pm860x_charger.c power_supply: 88pm860x: Fix leaked power supply on probe fail 2015-02-24 10:01:10 +00:00
ab8500_bmdata.c ab8500_bmdata: Export abx500_res_to_temp tables for hwmon 2013-04-16 17:38:10 -07:00
ab8500_btemp.c ab8500_bm: Remove unnecessary platform_set_drvdata() 2013-06-06 17:13:09 -07:00
ab8500_charger.c ab8500-charger: Remove redundant break 2013-10-25 15:36:23 -07:00
ab8500_fg.c tree-wide: use reinit_completion instead of INIT_COMPLETION 2013-11-15 09:32:21 +09:00
abx500_chargalg.c ab8500_bm: Remove unnecessary platform_set_drvdata() 2013-06-06 17:13:09 -07:00
apm_power.c device.h: cleanup users outside of linux/include (C files) 2012-03-11 14:27:37 -04:00
bq27x00_battery.c bq27x00_battery: Remove unnecessary platform_set_drvdata() 2013-06-06 17:13:31 -07:00
bq2415x_charger.c power: bq2415x_charger: Fix memory leak on DTS parsing error 2014-11-20 12:01:50 +00:00
bq24190_charger.c power: supply: bq24190_charger: Handle fault before status on interrupt 2017-06-05 21:16:56 +01:00
bq24735-charger.c power_supply: Add support for bq24735 charger 2013-10-25 15:56:51 -07:00
charger-manager.c power: charger-manager: Fix accessing invalidated power supply after charger unbind 2014-11-20 12:01:50 +00:00
collie_battery.c power supply: collie_battery: Convert to use dev_pm_ops 2013-08-09 13:41:06 -07:00
da9030_battery.c da9030_battery: Use devm_kzalloc() 2013-03-31 23:25:51 -07:00
da9052-battery.c da9052-battery: Use devm_kzalloc() 2013-03-31 23:25:49 -07:00
ds2760_battery.c ds2760_battery: Use devm_kzalloc() 2013-03-31 23:25:47 -07:00
ds2780_battery.c ds2780_battery: Use devm_kzalloc() 2013-03-31 23:25:45 -07:00
ds2781_battery.c power: remove use of __devexit 2012-11-28 11:43:22 -08:00
ds2782_battery.c power: ds2782_battery: Typo in comment 2014-01-25 15:24:15 +04:00
generic-adc-battery.c generic-adc-battery: Fix checking if none of the channels are supported 2013-06-06 17:33:40 -07:00
goldfish_battery.c goldfish_battery: Use resource_size() 2013-03-31 23:39:40 -07:00
gpio-charger.c power: gpio-charger: balance enable/disable_irq_wake calls 2015-02-24 10:01:06 +00:00
intel_mid_battery.c power: Use platform_{get,set}_drvdata() 2013-06-06 17:30:46 -07:00
isp1704_charger.c power: supply: isp1704: Fix unchecked return value of devm_kzalloc 2017-08-26 02:14:42 +01:00
jz4740-battery.c tree-wide: use reinit_completion instead of INIT_COMPLETION 2013-11-15 09:32:21 +09:00
Kconfig Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next 2014-01-25 11:17:34 -08:00
lp8727_charger.c lp8727_charger: Support the device tree feature 2013-06-06 17:19:54 -07:00
lp8788-charger.c power: supply: lp8788: prevent out of bounds array access 2017-08-26 02:14:31 +01:00
Makefile power_supply: Add charger support for Maxim 14577 2013-12-23 18:52:19 -08:00
max8903_charger.c max8903_charger: Use devm_kzalloc() 2013-03-31 23:25:38 -07:00
max8925_power.c max8925_power: Fix missing of_node_put 2013-08-27 18:11:54 -07:00
max8997_charger.c max8997_charger: Use devm_kzalloc() 2013-03-31 23:25:36 -07:00
max8998_charger.c max8998_charger: Use devm_kzalloc() 2013-03-31 23:25:34 -07:00
max14577_charger.c power_supply: Add charger support for Maxim 14577 2013-12-23 18:52:19 -08:00
max17040_battery.c power: max17040: Fix NULL pointer dereference when there is no platform_data 2014-02-01 20:11:32 +04:00
max17042_battery.c power: supply: max17042_battery: fix model download bug. 2016-11-20 01:17:10 +00:00
olpc_battery.c Drivers: power: remove __dev* attributes. 2013-01-03 15:57:14 -08:00
pcf50633-charger.c power_supply: Replace strict_strtoul() with kstrtoul() 2013-06-06 17:35:38 -07:00
pda_power.c power: supply: pda_power: move from timer to delayed_work 2017-08-26 02:14:42 +01:00
pm2301_charger.c pm2301-charger: Remove unneeded NULL checks 2013-11-12 22:36:34 -08:00
pm2301_charger.h pm2301-charger: Removed unused code from PM2301 driver 2013-03-07 12:35:53 +08:00
pmu_battery.c include cleanup: Update gfp.h and slab.h includes to prepare for breaking implicit slab.h inclusion from percpu.h 2010-03-30 22:02:32 +09:00
power_supply.h device.h: cleanup users outside of linux/include (C files) 2012-03-11 14:27:37 -04:00
power_supply_core.c power_supply: allow power supply devices registered w/o wakeup source 2014-05-30 13:45:25 +02:00
power_supply_leds.c device.h: cleanup users outside of linux/include (C files) 2012-03-11 14:27:37 -04:00
power_supply_sysfs.c power_supply: Replace strict_strtol() with kstrtol() 2013-08-09 14:49:49 -07:00
rx51_battery.c rx51_battery: Fix channel number when reading adc value 2013-08-30 17:49:15 -07:00
s3c_adc_battery.c s3c-adc-battery: Fix possible NULL pointer dereference 2013-03-18 19:43:03 -07:00
sbs-battery.c sbs-battery: Add dt to power_supply struct 2013-06-28 18:20:56 -07:00
smb347-charger.c power: remove use of __devexit_p 2012-11-28 11:43:22 -08:00
test_power.c power: test_power: correctly handle empty writes 2016-02-02 19:47:55 +00:00
tosa_battery.c power_supply: tosa_battery: Get rid of irq_to_gpio usage 2013-08-09 13:41:52 -07:00
tps65090-charger.c mfd: tps65090: Stop caching most registers 2014-04-23 12:32:19 +01:00
twl4030_charger.c twl4030_charger: Add devicetree support 2013-11-12 22:35:45 -08:00
twl4030_madc_battery.c power_supply: twl4030_madc: Check return value of power_supply_register 2015-05-04 16:06:35 +01:00
wm97xx_battery.c power: remove use of __devexit 2012-11-28 11:43:22 -08:00
wm831x_backup.c wm831x_backup: Fix wrong kfree call for devdata->backup.name 2013-05-10 11:56:22 -07:00
wm831x_power.c wm831x_power: Use IRQF_ONESHOT to request threaded IRQs 2015-12-13 17:49:27 +00:00
wm8350_power.c power: remove use of __devexit 2012-11-28 11:43:22 -08:00
z2_battery.c power: remove use of __devexit 2012-11-28 11:43:22 -08:00