Commit graph

571318 commits

Author SHA1 Message Date
Linus Torvalds
cf8d7e3850 - New Device Support
- Add support for s2mps15; sec-core
    - Add support for Lewisburg; lpc_ich
    - Add support for cs47l24 and wm1831; arizona
  - New Functionality
    - Allow user to select syscon register width; syscon
  - Fix-ups
    - Lots of Checkpatch fixes
    - Rename -pmic/-regulator; s2mps11
    - Build driver components into a single module; wm8994-*
    - Better handing of IRQ during suspend/resume; as3722
    - Constify things; da903x
    - Remove unused code; ab8500-core
    - Improve error handing; qcom_rpm
    - Simplify code: wm831x-otp, sta2x11-mfd
    - Improve locking; cros_ec_spi
    - Fix incorrect DT binding filename reference; arizona, palmas,
                                                   snps-dwapb-gpio, wm8994
  - Bug Fixes
    - Fix broken SYSFS 'show ID' call; wm831x-otp
    - Protect reads from non-existent registers; qcom-spmi-pmic
    - Repair build warnings; as3722
    - Fix IRQ request ordering; arizona-irq
    - Ensure return value is boolean; ucb1x00-core, tps65010, tc6393xb,
                                      htc-egpio, dm355evm_msp, asic3,
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Merge tag 'mfd-for-linus-4.5' of git://git.kernel.org/pub/scm/linux/kernel/git/lee/mfd

Pull MFD updates from Lee Jones:
 "New Device Support:
   - Add support for s2mps15; sec-core
   - Add support for Lewisburg; lpc_ich
   - Add support for cs47l24 and wm1831; arizona

  New Functionality:
   - Allow user to select syscon register width; syscon

  Fix-ups:
   - Lots of Checkpatch fixes
   - Rename -pmic/-regulator; s2mps11
   - Build driver components into a single module; wm8994-*
   - Better handing of IRQ during suspend/resume; as3722
   - Constify things; da903x
   - Remove unused code; ab8500-core
   - Improve error handing; qcom_rpm
   - Simplify code: wm831x-otp, sta2x11-mfd
   - Improve locking; cros_ec_spi
   - Fix incorrect DT binding filename reference; arizona, palmas,
     snps-dwapb-gpio, wm8994

  Bug Fixes:
   - Fix broken SYSFS 'show ID' call; wm831x-otp
   - Protect reads from non-existent registers; qcom-spmi-pmic
   - Repair build warnings; as3722
   - Fix IRQ request ordering; arizona-irq
   - Ensure return value is boolean; ucb1x00-core, tps65010, tc6393xb,
     htc-egpio, dm355evm_msp, asic3"

* tag 'mfd-for-linus-4.5' of git://git.kernel.org/pub/scm/linux/kernel/git/lee/mfd: (58 commits)
  mfd: davinci_voicecodec: Remove pointless 'out of memory' error message
  mfd: da9052-irq: Fix trivial 'space before comma' error
  mfd: da9052-i2c: Fix tabbing/whitespace issue
  mfd: da903x: Fix white space and split string issues
  mfd: cs5535-mfd: Add missing line spacing and make local array static
  mfd: cros_ec_spi: Repair comparison ordering issue
  mfd: cros_ec_i2c: Fix trivial 'tabs before spaces' whitespace issue.
  mfd: asic3: Fix a plethora of Checkpatch errors and warnings
  mfd: as3711: Repair OOM and 'line over 80 chars' formatting warnings
  mfd: arizona-i2c: Add blank line formatting after declaration
  mfd: arizona-core: msleep() is unreliable for anything <20ms use usleep_range() instead
  mfd: adp5520: Some trivial 'no space before tab' fixes
  mfd: ab8500-sysctrl: Fix Constify, printk => pr_info and formatting issues
  mfd: ab8500-gpadc: Squash a whole bunch of Checkpatch warnings and one error
  mfd: ab8500-debugfs: Clean-up non-conforming commenting and print formatting
  mfd: ab8500-core: Fix many warnings reported by Checkpatch
  mfd: ab2100-otp: Remove pointless 'out of memory' error message
  mfd: ab3100-core.c: Fix multiple warnings reported by Checkpatch
  mfd: aat2870-core: Remove unnecessary 'out of memory' message
  mfd: 88pm860x-core: Fix commenting and declaration spacing
  ...
2016-01-14 10:53:15 -08:00
Linus Torvalds
5c43019f25 power supply and reset changes for the v4.4 series
* uncouple CONFIG_POWER_RESET from CONFIG_POWER_SUPPLY
  * misc. fixes
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Merge tag 'for-v4.5' of git://git.kernel.org/pub/scm/linux/kernel/git/sre/linux-power-supply

Pull power supply and reset updates from Sebastian Reichel:
 "I have mostly fixes in the power-supply tree for the 4.5 kernel.  I
  should mention, that the top-most commit has not been in next, but
  it's a fix changing only a single register offset.

  Summary:

   - uncouple CONFIG_POWER_RESET from CONFIG_POWER_SUPPLY

   - misc fixes"

* tag 'for-v4.5' of git://git.kernel.org/pub/scm/linux/kernel/git/sre/linux-power-supply:
  power: bq27xxx_battery: Fix bq27541 AveragePower register address
  power: test_power: correctly handle empty writes
  power: generic-adc-battery: use to_delayed_work
  power: isp1704_charger: Fix isp1704_write() definition
  power: bq27xxx: fix register numbers of bq27500
  power: bq27xxx: fix reading for bq27000 and bq27010
  power: Fix unmet dependency on POWER_SUPPLY by POWER_RESET by uncoupling them
  power: bq27xxx_battery: Reorganize I2C into a module
  power: bq27xxx: don't fill system log by missing battery
  power: max8903_charger: set IRQF_ONESHOT if no primary handler is specified
  power/reset: at91-reset: add missing of_node_put
  power: ds2782_battery: constify ds278x_battery_ops structure
  power: bq2415x_charger: Delete unnecessary checks before the function call "of_node_put"
2016-01-14 10:45:11 -08:00
Pablo Neira Ayuso
efaea94aaf netfilter: nft_ct: keep counters away from CONFIG_NF_CONNTRACK_LABELS
This is accidental, they don't depend on the label infrastructure.

Fixes: 48f66c905a ("netfilter: nft_ct: add byte/packet counter support")
Reported-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Acked-by: Florian Westphal <fw@strlen.de>
2016-01-14 19:41:16 +01:00
Linus Torvalds
c25949d4cc HSI changes for the v4.5 series
* misc. fixes
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Merge tag 'hsi-for-4.5' of git://git.kernel.org/pub/scm/linux/kernel/git/sre/linux-hsi

Pull HSI updates from Sebastian Reichel:
 "Misc fixes"

* tag 'hsi-for-4.5' of git://git.kernel.org/pub/scm/linux/kernel/git/sre/linux-hsi:
  HSI: omap_ssi_port: fix handling of_get_named_gpio result
  HSI: omap_ssi: fix handling ida_simple_get result
  HSI: Remove struct hsi_client private fields from kernel-doc
2016-01-14 10:40:16 -08:00
Linus Torvalds
b14bf630be - Fix-ups
- Take heed of GPIO default-on requests; gpio_backlight
    - Enable DT probing; tps65217_bl
  - Bug Fixes
    - Free resources in error path; pwm_bl
    - Fix uninitialised variable warning; adp8860_bl, adp8870_bl
    - Protect unconditional DT look-ups from non-DT platforms; pwm_bl
    - Fix backlight flicker; pwm_bl
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Merge tag 'backlight-for-linus-4.5' of git://git.kernel.org/pub/scm/linux/kernel/git/lee/backlight

Pull backlight updates from Lee Jones:
  Fix-ups:
   - Take heed of GPIO default-on requests; gpio_backlight
   - Enable DT probing; tps65217_bl

  Bug Fixes:
   - Free resources in error path; pwm_bl
   - Fix uninitialised variable warning; adp8860_bl, adp8870_bl
   - Protect unconditional DT look-ups from non-DT platforms; pwm_bl
   - Fix backlight flicker; pwm_bl

* tag 'backlight-for-linus-4.5' of git://git.kernel.org/pub/scm/linux/kernel/git/lee/backlight:
  backlight: pwm_bl: Free PWM requested by legacy API on error path
  backlight: adp8860: Fix another uninitialized variable use
  backlight: gpio-backlight: Use default-on on GPIO request
  backlight: pwm_bl: Fix broken PWM backlight for non-dt platforms
  backlight: tps65217_bl: Add MODULE_DEVICE_TABLE
  backlight: pwm_bl: Avoid backlight flicker when probed from DT
  backlight: adp88x0: Fix uninitialized variable use
2016-01-14 10:34:33 -08:00
Dmitry V. Levin
525fd5a94e sparc64: fix incorrect sign extension in sys_sparc64_personality
The value returned by sys_personality has type "long int".
It is saved to a variable of type "int", which is not a problem
yet because the type of task_struct->pesonality is "unsigned int".
The problem is the sign extension from "int" to "long int"
that happens on return from sys_sparc64_personality.

For example, a userspace call personality((unsigned) -EINVAL) will
result to any subsequent personality call, including absolutely
harmless read-only personality(0xffffffff) call, failing with
errno set to EINVAL.

Signed-off-by: Dmitry V. Levin <ldv@altlinux.org>
Cc: <stable@vger.kernel.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
2016-01-14 13:06:09 -05:00
Jiri Kosina
83f1bfd6f5 Merge branches 'for-4.4/upstream-fixes', 'for-4.5/async-suspend', 'for-4.5/container-of-cleanups', 'for-4.5/core', 'for-4.5/i2c-hid', 'for-4.5/logitech', 'for-4.5/multitouch', 'for-4.5/sony', 'for-4.5/upstream' and 'for-4.5/wacom' into for-linus 2016-01-14 16:11:06 +01:00
Takashi Iwai
af368027a4 ALSA: timer: Fix race among timer ioctls
ALSA timer ioctls have an open race and this may lead to a
use-after-free of timer instance object.  A simplistic fix is to make
each ioctl exclusive.  We have already tread_sem for controlling the
tread, and extend this as a global mutex to be applied to each ioctl.

The downside is, of course, the worse concurrency.  But these ioctls
aren't to be parallel accessible, in anyway, so it should be fine to
serialize there.

Reported-by: Dmitry Vyukov <dvyukov@google.com>
Tested-by: Dmitry Vyukov <dvyukov@google.com>
Cc: <stable@vger.kernel.org>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
2016-01-14 14:07:21 +01:00
Mans Rullgard
238d1c6041 mmc: atmel: get rid of struct mci_dma_data
As struct mci_dma_data is now only used by AVR32, it is nothing but
pointless indirection.  Replace it with struct dw_dma_slave in the
AVR32 platform code and with a void pointer elsewhere.

Signed-off-by: Mans Rullgard <mans@mansr.com>
Acked-by: Hans-Christian Noren Egtvedt <egtvedt@samfundet.no>
Acked-by: Ludovic Desroches <ludovic.desroches@atmel.com>
Acked-by: Ulf Hansson <ulf.hansson@linaro.org>
2016-01-14 13:40:30 +01:00
Mans Rullgard
7484378715 mmc: atmel-mci: restore dma on AVR32
Commit ecb89f2f5f ("mmc: atmel-mci: remove compat for non DT board
when requesting dma chan") broke dma on AVR32 and any other boards not
using DT.  This restores a fallback mechanism for such cases.

Signed-off-by: Mans Rullgard <mans@mansr.com>
Acked-by: Hans-Christian Noren Egtvedt <egtvedt@samfundet.no>
Acked-by: Ludovic Desroches <ludovic.desroches@atmel.com>
Acked-by: Ulf Hansson <ulf.hansson@linaro.org>
2016-01-14 13:40:13 +01:00
Helmut Schaa
da629cf111 mac80211: Don't buffer non-bufferable MMPDUs
Non-bufferable MMPDUs are sent out to STAs even while in PS mode
(for example probe responses). Applying filtered frame handling for
these doesn't seem to make much sense and will only create more
air utilization when the STA wakes up. Hence, apply filtered frame
handling only for bufferable MMPDUs.

Discovered while testing an old VOIP phone that started probing
for APs while in PS mode. The mac80211/ath9k AP where the STA is
associated would reply with a probe response but the phone sometimes
moved to a new channel already and couldn't ack the probe response
anymore. In that case mac80211 applied filtered frame handling
for the un-acked probe response.

Signed-off-by: Helmut Schaa <helmut.schaa@googlemail.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
2016-01-14 11:10:21 +01:00
Eliad Peller
2bc533bd9d mac80211: handle sched_scan_stopped vs. hw restart race
On hw restart, mac80211 might try to reconfigure already
stopped sched scan, if ieee80211_sched_scan_stopped_work()
wasn't scheduled yet.

This in turn will keep the device driver with scheduled scan
configured, while both mac80211 and cfg80211 will clear
their sched scan state once the work is scheduled.

Fix it by ignoring ieee80211_sched_scan_stopped() calls
while in hw restart, and flush the work before starting
the reconfiguration.

Signed-off-by: Eliad Peller <eliadx.peller@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
2016-01-14 11:10:20 +01:00
Emmanuel Grumbach
1a57081add mac80211: fix PS-Poll handling
My commit below broken PS-Poll handling. In case the driver
has no frames buffered, driver_release_tids will be 0, but
calling find_highest_prio_tid() with 0 as a parameter is
not a good idea:
fls(0) - 1 = -1.
This bug caused mac80211 to think that frames were buffered
in the driver which in turn was confused because mac80211
was asking to release frames that were not reported to
exist.
On iwlwifi, this led to the WARNING below:

WARNING: CPU: 0 PID: 11230 at drivers/net/wireless/intel/iwlwifi/mvm/sta.c:1733 iwl_mvm_sta_modify_sleep_tx_count+0x2af/0x320 [iwlmvm]()
ffffffffc0627c60 ffff8800069b7648 ffffffff81888913 0000000000000000
0000000000000000 ffff8800069b7688 ffffffff81089d6a ffff8800069b7678
0000000000000001 ffff88003b35abf0 ffff88000698b128 ffff8800069b76d4
Call Trace:
[<ffffffff81888913>] dump_stack+0x4c/0x65
[<ffffffff81089d6a>] warn_slowpath_common+0x8a/0xc0
[<ffffffff81089e5a>] warn_slowpath_null+0x1a/0x20
[<ffffffffc05f36bf>] iwl_mvm_sta_modify_sleep_tx_count+0x2af/0x320 [iwlmvm]
[<ffffffffc05dae41>] iwl_mvm_mac_release_buffered_frames+0x31/0x40 [iwlmvm]
[<ffffffffc045d8b6>] ieee80211_sta_ps_deliver_response+0x6e6/0xd80 [mac80211]
[<ffffffffc0461296>] ieee80211_sta_ps_deliver_poll_response+0x26/0x30 [mac80211]
[<ffffffffc048f743>] ieee80211_rx_handlers+0xa83/0x2900 [mac80211]
[<ffffffffc04917ad>] ieee80211_prepare_and_rx_handle+0x1ed/0xa70 [mac80211]
[<ffffffffc045e3d5>] ? sta_info_get_bss+0x5/0x4a0 [mac80211]
[<ffffffffc04925b6>] ieee80211_rx_napi+0x586/0xcd0 [mac80211]
[<ffffffffc05eaa3e>] iwl_mvm_rx_rx_mpdu+0x59e/0xc60 [iwlmvm]

Fixes: 0ead2510f8 ("mac80211: allow the driver to send EOSP when needed")
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
2016-01-14 11:10:18 +01:00
Bob Copeland
354210f804 Revert "mac80211_hwsim: support any address in userspace"
This reverts commit cd37a90b2a.

Different userspace programs interpreted HWSIM_ATTR_ADDR_TRANSMITTER
and HWSIM_ATTR_ADDR_RECEIVER differently: some expected it to
be an unchanging hardware address that is tied to the radio despite
which address is configured on the interface, while others expected
to be a copy of the address in the frame (the configured address).
The intent of the original authors is unclear.

The latter interpretation doesn't really work properly with multiple
vifs and broadcast frames.  Also, as the TA is already in the
frame, userspace programs can actually support configured addresses
in the former interpretation by mapping between them and the supplied
HWSIM_ATTR_ADDR_TRANSMITTER.

So, in the interest of API stability, revert to the previous mode
of operation and going forward use the former interpretation.

Signed-off-by: Bob Copeland <me@bobcopeland.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
2016-01-14 11:10:17 +01:00
Eliad Peller
b9f628fcc6 mac80211: clear local->sched_scan_req properly on reconfig
On reconfig, in case of sched_scan_req->n_scan_plans > 1,
local->sched_scan_req was never cleared, although
cfg80211_sched_scan_stopped_rtnl() was called, resulting
in local->sched_scan_req holding a stale and preventing
further scheduled scan requests.

Clear it explicitly in this case.

Fixes: 42a7e82c6792 ("mac80211: Do not restart scheduled scan if multiple scan plans are set")
Signed-off-by: Eliad Peller <eliadx.peller@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
2016-01-14 11:10:16 +01:00
Eliad Peller
470f4d613b mac80211: avoid ROC during hw restart
Defer ROC requests during hw restart, as the driver
might not be fully configured in this stage (e.g.
channel contexts were not added yet)

Signed-off-by: Eliad Peller <eliadx.peller@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
2016-01-14 11:10:14 +01:00
Johannes Berg
c3826807bb regulatory: fix world regulatory domain data
The rule definitions here aren't really valid, they would
be rejected if it came from userspace due to the bandwidth
specified being bigger than the rule's width.

This is fairly much inconsequential since the other rules
around them do enable the bandwidth, but express that better
using the NL80211_RRF_AUTO_BW flag.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
2016-01-14 11:10:13 +01:00
Dave Young
94c4fd641e wireless: change cfg80211 regulatory domain info as debug messages
cfg80211 module prints a lot of messages like below. Actually printing
once is acceptable but sometimes it will print again and again, it looks
very annoying. It is better to change these detail messages to debugging
only.

cfg80211: World regulatory domain updated:
cfg80211:  DFS Master region: unset
cfg80211:   (start_freq - end_freq @ bandwidth), (max_antenna_gain, max_eirp), (dfs_cac_time)
cfg80211:   (2402000 KHz - 2472000 KHz @ 40000 KHz), (N/A, 2000 mBm), (N/A)
cfg80211:   (2457000 KHz - 2482000 KHz @ 40000 KHz), (N/A, 2000 mBm), (N/A)
cfg80211:   (2474000 KHz - 2494000 KHz @ 20000 KHz), (N/A, 2000 mBm), (N/A)
cfg80211:   (5170000 KHz - 5250000 KHz @ 80000 KHz, 160000 KHz AUTO), (N/A, 2000 mBm), (N/A)
cfg80211:   (5250000 KHz - 5330000 KHz @ 80000 KHz, 160000 KHz AUTO), (N/A, 2000 mBm), (0 s)
cfg80211:   (5490000 KHz - 5730000 KHz @ 160000 KHz), (N/A, 2000 mBm), (0 s)
cfg80211:   (5735000 KHz - 5835000 KHz @ 80000 KHz), (N/A, 2000 mBm), (N/A)
cfg80211:   (57240000 KHz - 63720000 KHz @ 2160000 KHz), (N/A, 0 mBm), (N/A)

The changes in this patch is to replace pr_info with pr_debug in function
print_rd_rules and print_regdomain_info

Signed-off-by: Dave Young <dyoung@redhat.com>
[change some pr_err() statements to at least keep the alpha2]
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
2016-01-14 11:10:11 +01:00
Johannes Berg
e6a8a3aaaa mac80211: fix remain-on-channel cancellation
Ilan's previous commit 1b894521e6 ("mac80211: handle HW
ROC expired properly") neglected to take into account that
hw_begun was now always set in the software implementation
as well as the offloaded case.

Fix hw_begun to only apply to the offloaded case to make
the check in Ilan's commit safe and correct.

Reported-by: Jouni Malinen <j@w1.fi>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
2016-01-14 11:10:10 +01:00
Johannes Berg
e9db455787 mac80211: recalculate SW ROC only when needed
The current (new) code recalculates the new work timeout
for software remain-on-channel whenever any item started.
In two of the callers of ieee80211_handle_roc_started(),
this is completely pointless since they're for hardware
and will skip the recalculation entirely; it's necessary
only in the case of having just added a new item to the
list, as in the last remaining case the recalculation had
just been done.

This last case, however, is also problematic - if one of
the items on the list actually expires during the recalc
the list iteration outside becomes corrupted and crashes.

Fix this by moving the recalculation to the only place
where it's required.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
2016-01-14 11:10:09 +01:00
Libin Yang
91815d8aa7 ALSA: hda - add codec support for Kabylake display audio codec
This patch adds codec ID (0x8086280b) for Kabylake display codec
and apply the hsw fix-ups to Kabylake.

Signed-off-by: Libin Yang <libin.yang@linux.intel.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
2016-01-14 10:05:22 +01:00
Dan Carpenter
7030a7e932 x86/cpu/amd: Remove an unneeded condition in srat_detect_node()
Originally we calculated ht_nodeid as "ht_nodeid = apicid -
boot_cpu_id;" so presumably it could be negative.

But after commit:

  01aaea1afb ('x86: introduce initial apicid')

we use c->initial_apicid which is an unsigned short and thus always >= 0.

It causes a static checker warning to test for impossible
conditions so let's remove it.

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Cc: Andy Lutomirski <luto@kernel.org>
Cc: Aravind Gopalakrishnan <Aravind.Gopalakrishnan@amd.com>
Cc: Borislav Petkov <bp@suse.de>
Cc: Hector Marco-Gisbert <hecmargi@upv.es>
Cc: Huang Rui <ray.huang@amd.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Yinghai Lu <yhlu.kernel@gmail.com>
Link: http://lkml.kernel.org/r/20160113123940.GE19993@mwanda
Signed-off-by: Ingo Molnar <mingo@kernel.org>
2016-01-14 09:46:00 +01:00
Lee Jones
9fb4116607 mfd: davinci_voicecodec: Remove pointless 'out of memory' error message
WARNING: Possible unnecessary 'out of memory' message
+       if (!davinci_vc) {
+               dev_dbg(&pdev->dev,

total: 0 errors, 1 warnings, 154 lines checked

Signed-off-by: Lee Jones <lee.jones@linaro.org>
2016-01-14 08:44:05 +00:00
Lee Jones
997eea4691 mfd: da9052-irq: Fix trivial 'space before comma' error
ERROR: space prohibited before that ',' (ctx:WxW)
+       da9052_free_irq(da9052, DA9052_IRQ_ADC_EOM , da9052);

total: 1 errors, 0 warnings, 290 lines checked

Cc: Support Opensource <support.opensource@diasemi.com>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
2016-01-14 08:44:04 +00:00
Lee Jones
5b7b2ac152 mfd: da9052-i2c: Fix tabbing/whitespace issue
WARNING: suspect code indent for conditional statements (8, 24)
+       if (!i2c_safe_reg(reg))
+                       return regmap_read(da9052->regmap,

total: 0 errors, 1 warnings, 226 lines checked

Cc: Support Opensource <support.opensource@diasemi.com>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
2016-01-14 08:44:03 +00:00
Lee Jones
8b2775787f mfd: da903x: Fix white space and split string issues
While we're at it, let's also match the MODULE_LICENSE with the header.

WARNING: please, no space before tabs
+ * ^IMike Rapoport <mike@compulab.co.il>$

WARNING: please, no space before tabs
+ * ^IEric Miao <eric.miao@marvell.com>$

WARNING: quoted string split across lines
+MODULE_AUTHOR("Eric Miao <eric.miao@marvell.com>"
+             "Mike Rapoport <mike@compulab.co.il>");

total: 0 errors, 3 warnings, 574 lines checked

Cc: Support Opensource <support.opensource@diasemi.com>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
2016-01-14 08:44:03 +00:00
Lee Jones
740c198959 mfd: cs5535-mfd: Add missing line spacing and make local array static
WARNING: Missing a blank line after declarations
+       struct resource *res;
+       res = platform_get_resource(pdev, IORESOURCE_IO, 0);

WARNING: char * array declaration might be better as static const
+       const char *acpi_clones[] = { "olpc-xo1-pm-acpi", "olpc-xo1-sci-acpi" };

total: 0 errors, 2 warnings, 192 lines checked

Signed-off-by: Lee Jones <lee.jones@linaro.org>
2016-01-14 08:44:02 +00:00
Lee Jones
8827a642a4 mfd: cros_ec_spi: Repair comparison ordering issue
WARNING: Comparisons should place the constant on the right side of the test
+       BUG_ON(EC_MSG_PREAMBLE_COUNT > ec_dev->din_size);

WARNING: Comparisons should place the constant on the right side of the test
+       BUG_ON(EC_MSG_PREAMBLE_COUNT > ec_dev->din_size);

total: 0 errors, 2 warnings, 731 lines checked

Signed-off-by: Lee Jones <lee.jones@linaro.org>
2016-01-14 08:44:01 +00:00
Lee Jones
2756db6c63 mfd: cros_ec_i2c: Fix trivial 'tabs before spaces' whitespace issue.
ERROR: code indent should use tabs where possible
+ ^Iec_dev = devm_kzalloc(dev, sizeof(*ec_dev), GFP_KERNEL);$

WARNING: please, no space before tabs
+ ^Iec_dev = devm_kzalloc(dev, sizeof(*ec_dev), GFP_KERNEL);$

WARNING: please, no spaces at the start of a line
+ ^Iec_dev = devm_kzalloc(dev, sizeof(*ec_dev), GFP_KERNEL);$

total: 1 errors, 2 warnings, 366 lines checked

Signed-off-by: Lee Jones <lee.jones@linaro.org>
2016-01-14 08:44:01 +00:00
Lee Jones
d43c4290ff mfd: asic3: Fix a plethora of Checkpatch errors and warnings
ERROR: Macros with complex values should be enclosed in parentheses
+#define INIT_CDEX(_name, _rate)        \
+       [ASIC3_CLOCK_##_name] = {               \
+               .cdex = CLOCK_CDEX_##_name,     \
+               .rate = _rate,                  \
+       }

WARNING: line over 80 characters
+                                                           ASIC3_GPIO_INT_STATUS);

WARNING: void function return statements are not generally useful
+       return;
+}

WARNING: msleep < 20ms can sleep for up to 20ms; see Documentation/timers/timers-howto.txt
+       msleep(1);

WARNING: msleep < 20ms can sleep for up to 20ms; see Documentation/timers/timers-howto.txt
+       msleep(1);

WARNING: msleep < 20ms can sleep for up to 20ms; see Documentation/timers/timers-howto.txt
+       msleep(1);

WARNING: msleep < 20ms can sleep for up to 20ms; see Documentation/timers/timers-howto.txt
+       msleep(1);

WARNING: msleep < 20ms can sleep for up to 20ms; see Documentation/timers/timers-howto.txt
+       msleep(1);

WARNING: msleep < 20ms can sleep for up to 20ms; see Documentation/timers/timers-howto.txt
+       msleep(1);

WARNING: msleep < 20ms can sleep for up to 20ms; see Documentation/timers/timers-howto.txt
+               msleep(1);
WARNING: line over 80 characters
+               asic->tmio_cnf = ioremap((ASIC3_SD_CONFIG_BASE >> asic->bus_shift) +

WARNING: Prefer [subsystem eg: netdev]_err([subsystem]dev, ... then dev_err(dev, ... then p
r_err(...  to printk(KERN_ERR ...
+               printk(KERN_ERR "kzalloc failed\n");

WARNING: Possible unnecessary 'out of memory' message
+       if (asic == NULL) {
+               printk(KERN_ERR "kzalloc failed\n");

WARNING: Missing a blank line after declarations
+       int retval = 0;
+       retval = platform_driver_probe(&asic3_device_driver, asic3_probe);

total: 1 errors, 13 warnings, 1081 lines checked

Signed-off-by: Lee Jones <lee.jones@linaro.org>
2016-01-14 08:44:00 +00:00
Lee Jones
ae487ae2ac mfd: as3711: Repair OOM and 'line over 80 chars' formatting warnings
WARNING: Possible unnecessary 'out of memory' message
+               if (!pdata) {
+                       dev_err(&client->dev, "Failed to allocate pdata\n");

WARNING: Possible unnecessary 'out of memory' message
+       if (!as3711) {
+               dev_err(&client->dev, "Memory allocation failed\n");

WARNING: line over 80 characters
+               dev_err(&client->dev, "regmap initialization failed: %d\n", ret);

WARNING: line over 80 characters
+       /* We can reuse as3711_subdevs[], it will be copied in mfd_add_devices() */

WARNING: line over 80 characters
+               as3711_subdevs[AS3711_REGULATOR].platform_data = &pdata->regulator;

WARNING: line over 80 characters
+               as3711_subdevs[AS3711_REGULATOR].pdata_size = sizeof(pdata->regulator);

WARNING: line over 80 characters
+               as3711_subdevs[AS3711_BACKLIGHT].platform_data = &pdata->backlight;

WARNING: line over 80 characters
+               as3711_subdevs[AS3711_BACKLIGHT].pdata_size = sizeof(pdata->backlight);

total: 0 errors, 8 warnings, 236 lines checked

Signed-off-by: Lee Jones <lee.jones@linaro.org>
2016-01-14 08:43:59 +00:00
Lee Jones
9f6e872a70 mfd: arizona-i2c: Add blank line formatting after declaration
WARNING: Missing a blank line after declarations
+       struct arizona *arizona = dev_get_drvdata(&i2c->dev);
+       arizona_dev_exit(arizona);

total: 0 errors, 1 warnings, 120 lines checked

Cc: patches@opensource.wolfsonmicro.com
Acked-by: Charles Keepax <ckeepax@opensource.wolfsonmicro.com>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
2016-01-14 08:43:58 +00:00
Lee Jones
b79a980f71 mfd: arizona-core: msleep() is unreliable for anything <20ms use usleep_range() instead
WARNING: msleep < 20ms can sleep for up to 20ms; see Documentation/timers/timers-howto.txt
+               msleep(1);

WARNING: msleep < 20ms can sleep for up to 20ms; see Documentation/timers/timers-howto.txt
+                       msleep(5);

WARNING: msleep < 20ms can sleep for up to 20ms; see Documentation/timers/timers-howto.txt
+               msleep(1);

WARNING: msleep < 20ms can sleep for up to 20ms; see Documentation/timers/timers-howto.txt
+               msleep(1);

total: 0 errors, 4 warnings, 1407 lines checked

Cc: patches@opensource.wolfsonmicro.com
Acked-by: Charles Keepax <ckeepax@opensource.wolfsonmicro.com>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
2016-01-14 08:43:58 +00:00
Lee Jones
3103d44e45 mfd: adp5520: Some trivial 'no space before tab' fixes
WARNING: please, no space before tabs
+ * ^IMike Rapoport <mike@compulab.co.il>$

WARNING: please, no space before tabs
+ * ^IEric Miao <eric.miao@marvell.com>$

WARNING: please, no space before tabs
+^I.id_table ^I= adp5520_id,$

total: 0 errors, 3 warnings, 365 lines checked

Cc: Michael Hennerich <michael.hennerich@analog.com>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
2016-01-14 08:43:57 +00:00
Lee Jones
63b4fd7502 mfd: ab8500-sysctrl: Fix Constify, printk => pr_info and formatting issues
WARNING: char * array declaration might be better as static const
+       static char *pss[] = {"ab8500_ac", "pm2301", "ab8500_usb"};

WARNING: Prefer [subsystem eg: netdev]_info([subsystem]dev, ... then dev_info(dev, ... then
 pr_info(...  to printk(KERN_INFO ...
+                       printk(KERN_INFO

WARNING: quoted string split across lines
+                              "Charger \"%s\" is connected with known battery."
+                              " Rebooting.\n",

WARNING: quoted string split across lines
+                                       "unable to set sysClkReq%dRfClkBuf: "
+                                       "%d\n", j + 1, ret);

total: 0 errors, 4 warnings, 199 lines checked

Cc: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
2016-01-14 08:43:56 +00:00
Lee Jones
df36442cfe mfd: ab8500-gpadc: Squash a whole bunch of Checkpatch warnings and one error
WARNING: line over 80 characters
+#define ADC_CH_IBAT_MIN                        (-6000) /* mA range measured by ADC for ib
t*/

WARNING: line over 80 characters
+#define ADC_CH_IBAT_MIN_V              (-60)   /* mV range measured by ADC for ibat*/

WARNING: suspect code indent for conditional statements (16, 20)
+               if (!strcmp(name, dev_name(gpadc->dev)))
+                   return gpadc;

WARNING: suspect code indent for conditional statements (0, 16)
+if (ad_value < 0) {
+               dev_err(gpadc->dev, "GPADC raw value failed ch: %d\n",

WARNING: quoted string split across lines
+               dev_err(gpadc->dev, "GPADC to voltage conversion failed ch:"
+                       " %d AD: 0x%x\n", channel, ad_value);

WARNING: Missing a blank line after declarations
+       int raw_data;
+       raw_data = ab8500_gpadc_double_read_raw(gpadc, channel,

WARNING: msleep < 20ms can sleep for up to 20ms; see Documentation/timers/timers-howto.txt
+               msleep(10);

ERROR: else should follow close brace '}'
+       }
+       else

WARNING: line over 80 characters
+                       delay_max = 10000; /* large range to optimise sleep mode */

WARNING: line over 80 characters
+                       gpadc->cal_data[ADC_INPUT_IBAT].gain = V_gain * V2A_gain;

WARNING: line over 80 characters
+       gpadc = devm_kzalloc(&pdev->dev, sizeof(struct ab8500_gpadc), GFP_KERNEL);

WARNING: Possible unnecessary 'out of memory' message
+       if (!gpadc) {
+               dev_err(&pdev->dev, "Error: No memory\n");

WARNING: space prohibited before semicolon
+       return ;

WARNING: void function return statements are not generally useful
+       return ;
+}

WARNING: quoted string split across lines
+MODULE_AUTHOR("Arun R Murthy, Daniel Willerud, Johan Palsson,"
+               "M'boumba Cedric Madianga");

total: 1 errors, 14 warnings, 1089 lines checked

Cc: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
2016-01-14 08:43:56 +00:00
Lee Jones
de6a769333 mfd: ab8500-debugfs: Clean-up non-conforming commenting and print formatting
WARNING: Block comments use a trailing */ on a separate line
+                        * not be accessed from here */

WARNING: Block comments use a trailing */ on a separate line
+                        * not be accessed from here */

WARNING: Block comments use a trailing */ on a separate line
+                                * the output is wanted in any case */

WARNING: Consecutive strings are generally better as a single string
+               "  addr=0x%08X, mask=0x%X, shift=%d" "value=0x%X\n",

total: 0 errors, 4 warnings, 3331 lines checked

Cc: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
2016-01-14 08:43:55 +00:00
Lee Jones
500e69a101 mfd: ab8500-core: Fix many warnings reported by Checkpatch
WARNING: Block comments use a trailing */ on a separate line
+        * */

WARNING: Block comments use a trailing */ on a separate line
+        * bank on higher 8 bits and reg in lower */

WARNING: Block comments use a trailing */ on a separate line
+        * bank on higher 8 bits and reg in lower */

WARNING: suspect code indent for conditional statements (8, 24)
+       if (unlikely(*offset == 17))
+                       *offset = 24;

WARNING: suspect code indent for conditional statements (8, 24)
+       if (unlikely(*offset == 16))
+                       *offset = 25;

WARNING: suspect code indent for conditional statements (8, 24)
+       if ((i == 3) && (*offset >= 24))
+                       *offset += 2;

WARNING: ENOSYS means 'invalid syscall nr' and nothing else
+               return -ENOSYS;

WARNING: static const char * array should probably be static const char * const
+       static const char *switch_off_status[] = {

WARNING: static const char * array should probably be static const char * const
+       static const char *turn_on_status[] = {

total: 0 errors, 9 warnings, 1867 lines checked

Cc: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
2016-01-14 08:43:54 +00:00
Lee Jones
845b76f891 mfd: ab2100-otp: Remove pointless 'out of memory' error message
WARNING: Possible unnecessary 'out of memory' message
+       if (!otp) {
+               dev_err(&pdev->dev, "could not allocate AB3100 OTP device\n");

total: 0 errors, 1 warnings, 250 lines checked

Cc: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
2016-01-14 08:43:53 +00:00
Lee Jones
15544cab28 mfd: ab3100-core.c: Fix multiple warnings reported by Checkpatch
WARNING: Missing a blank line after declarations
+       struct ab3100 *ab3100 = dev_get_drvdata(dev->parent);
+       if (!ab3100->startup_events_read)

WARNING: Possible unnecessary 'out of memory' message
+       if (!ab3100) {
+               dev_err(&client->dev, "could not allocate AB3100 device\n");

WARNING: else is not generally useful after a break or return
+                               break;
+                       } else {

total: 0 errors, 3 warnings, 996 lines checked

Cc: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
2016-01-14 08:43:53 +00:00
Lee Jones
4374b20c6c mfd: aat2870-core: Remove unnecessary 'out of memory' message
WARNING: Possible unnecessary 'out of memory' message
+       if (!aat2870) {
+               dev_err(&client->dev,

total: 0 errors, 1 warnings, 524 lines checked

Signed-off-by: Lee Jones <lee.jones@linaro.org>
2016-01-14 08:43:52 +00:00
Lee Jones
f90dff4464 mfd: 88pm860x-core: Fix commenting and declaration spacing
Checkpatch output:

WARNING: Block comments use a trailing */ on a separate line
+        * - turn off */

WARNING: Missing a blank line after declarations
+       int ret;
+       ret = i2c_add_driver(&pm860x_driver);

total: 0 errors, 2 warnings, 1283 lines checked

Signed-off-by: Lee Jones <lee.jones@linaro.org>
2016-01-14 08:43:51 +00:00
Charles Keepax
0b81995148 mfd: arizona: Add device tree binding documentation for new clock driver
Specify the device tree binding for the input clocks to Arizona devices.

Signed-off-by: Charles Keepax <ckeepax@opensource.wolfsonmicro.com>
Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
2016-01-14 08:43:51 +00:00
Geliang Tang
1b5420e1f5 mfd: Use to_i2c_client() instead of open-coding it
Signed-off-by: Geliang Tang <geliangtang@163.com>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
2016-01-14 08:43:50 +00:00
Krzysztof Kozlowski
5d1d147f04 dt-bindings: regulator/mfd: Reorganize S2MPA01 bindings
The mfd/s2mpa01.txt duplicates some of the information about bindings
with old mfd/s2mps11.txt. Now common part exists entirely in
mfd/samsung,sec-core.txt so:
 - add company prefix to file name (regulator/samsung,s2mpa01.txt),
 - remove duplicated information,
 - reorganize the contents to match style of
   regulator/samsung,s2mps11.txt.

Signed-off-by: Krzysztof Kozlowski <k.kozlowski@samsung.com>
Acked-by: Mark Brown <broonie@kernel.org>
Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
2016-01-14 08:43:49 +00:00
Krzysztof Kozlowski
27383ca93b dt-bindings: regulator/mfd: Reorganize S5M8767 bindings
The regulator/s5m8767-regulator.txt duplicates some of the information
about bindings with old mfd/s2mps11.txt. Now common part exists entirely
in mfd/samsung,sec-core.txt so:
 - add company prefix to file name (regulator/samsung,s5m8767.txt),
 - remove duplicated information,
 - reorganize the contents to match style of
   regulator/samsung,s2mps11.txt.

Signed-off-by: Krzysztof Kozlowski <k.kozlowski@samsung.com>
Acked-by: Mark Brown <broonie@kernel.org>
Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
2016-01-14 08:43:48 +00:00
Krzysztof Kozlowski
a13c7c51fd dt-bindings: regulator/clock/mfd: Reorganize S2MPS-family bindings
Bindings for Samsung S2M and S5M family PMICs are in mess. They are
spread over different files and subdirectories in a non-consistent way.
The devices and respective drivers for them share a lot in common so
everything could be organized in a more readable way.

Reorganize the S2MPS11/13/14/15 Device Tree bindings to match the
drivers for this family of devices:
 - move mfd/s2mps11.txt to mfd/samsung,sec-core.txt for the main MFD
   driver (common for entire family),
 - split clock block to clock/samsung,s2mps11.txt,
 - split regulator block to regulator/samsung,s2mps11.txt.

Signed-off-by: Krzysztof Kozlowski <k.kozlowski@samsung.com>
Acked-by: Michael Turquette <mturquette@baylibre.com>
Acked-by: Rob Herring <robh@kernel.org>
Acked-by: Mark Brown <broonie@kernel.org>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
2016-01-14 08:43:48 +00:00
Linus Walleij
f8e3a514bf mfd: asic3: Be sure to clamp return value
As we want gpio_chip .get() calls to be able to return negative
error codes and propagate to drivers, we need to go over all
drivers and make sure their return values are clamped to [0,1].
We do this by using the ret = !!(val) design pattern.

Cc: Paul Parsons <lost.distance@yahoo.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
2016-01-14 08:43:43 +00:00
Linus Walleij
fe0b486729 mfd: dm355evm_mps: Be sure to clamp return value
As we want gpio_chip .get() calls to be able to return negative
error codes and propagate to drivers, we need to go over all
drivers and make sure their return values are clamped to [0,1].
We do this by using the ret = !!(val) design pattern.

Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
2016-01-14 08:43:37 +00:00
Linus Walleij
f7d6236696 mfd: htc-egpio: Be sure to clamp return value
As we want gpio_chip .get() calls to be able to return negative
error codes and propagate to drivers, we need to go over all
drivers and make sure their return values are clamped to [0,1].
We do this by using the ret = !!(val) design pattern.

Cc: Philipp Zabel <philipp.zabel@gmail.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
2016-01-14 08:43:26 +00:00