- 21 11月, 2013 8 次提交
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由 Hans de Goede 提交于
This is necessary for 3 reasons: 1) To apply sw_state changes made while hw-blocked 2) To set all the blocked bits for hw-switch controlled radios to 1 when the switch gets changed to off, this is necessary on some models to actually turn the radio status LEDs off. 3) On some models non hw-switch controlled radios will have their block bit cleared (potentially undoing a soft-block) on hw-switch toggle, this restores the sw-block in this case. Signed-off-by: NHans de Goede <hdegoede@redhat.com> Signed-off-by: NMatthew Garrett <matthew.garrett@nebula.com>
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由 Hans de Goede 提交于
This makes dell-laptop's rfkill code consistent with other drivers which allow sw_state changes while hw blocked. Signed-off-by: NHans de Goede <hdegoede@redhat.com> Signed-off-by: NMatthew Garrett <matthew.garrett@nebula.com>
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由 Hans de Goede 提交于
On machines with a hardware switch, the blocking settings can not be changed through a Fn + wireless-key combo, so there is no reason to read back the blocking state from the BIOS. Reading back is not only not necessary it is actually harmful, since on some machines the blocking state will be cleared to all 0 after a wireless switch toggle, even for radios not controlled by the hw-switch (yeah firmware bugs). This causes "magic" changes to the sw_state. This is inconsistent with other rfkill drivers which preserve the sw_state over a hw kill on / off. Signed-off-by: NHans de Goede <hdegoede@redhat.com> Signed-off-by: NMatthew Garrett <matthew.garrett@nebula.com>
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由 Hans de Goede 提交于
The query callback should only update the hw_state, see the comment in net/rfkill/core.c in rfkill_set_block, which is its only caller. rfkill_set_block will modify the sw_state directly after calling query so calling set_sw_state is an expensive NOP. Signed-off-by: NHans de Goede <hdegoede@redhat.com> Signed-off-by: NMatthew Garrett <matthew.garrett@nebula.com>
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由 Hans de Goede 提交于
Signed-off-by: NHans de Goede <hdegoede@redhat.com> Signed-off-by: NMatthew Garrett <matthew.garrett@nebula.com>
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由 Hans de Goede 提交于
To ensure we don't enter any hw-switch related code paths on machines without a hw-switch. Signed-off-by: NHans de Goede <hdegoede@redhat.com> Signed-off-by: NMatthew Garrett <matthew.garrett@nebula.com>
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由 Hans de Goede 提交于
The rfkill functionality was removed from the dell-laptop driver because it was causing problems on various non Latitude models, and the blacklist kept growing and growing. In the thread discussing this Dell mentioned that they only QA the rfkill acpi interface on Latitudes and indeed there have been no blacklist entries for Latitudes. Note that the blacklist contained no Vostros either, and most Vostros have a hardware switch too, so we could consider supporting Vostros with a hardware switch too. Signed-off-by: NHans de Goede <hdegoede@redhat.com> Signed-off-by: NMatthew Garrett <matthew.garrett@nebula.com>
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由 Hans de Goede 提交于
Without rfkill functionality in dell-laptop I have the following problems: -If the hardware radio switch is set to disable the radio, then userspace will still think it can use wireless and bluetooth. -The wwan / 3g modem cannot be soft blocked without the dell-laptop rfkill functionality I know the rfkill functionality was removed from the dell-laptop driver because it caused more problems then it fixed, and the blacklist for it was growing out of control. But in the thread discussing this Dell mentioned that they only QA the rfkill acpi interface on Latitudes and indeed there have been no blacklist entries for Latitudes. Therefor I would like to bring the rfkill functionality back only for Latitudes. This patch is a straight-forward revert. The next patch in this set will drop the blacklist and replace it with a Latitude check. This reverts commit a6c2390c. Conflicts: drivers/platform/x86/dell-laptop.c Signed-off-by: NHans de Goede <hdegoede@redhat.com> Signed-off-by: NMatthew Garrett <matthew.garrett@nebula.com>
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- 08 7月, 2013 1 次提交
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由 Wei Yongjun 提交于
Fix to return -ENOMEM in the alloc_page() error handling case instead of 0, as done elsewhere in this function. Signed-off-by: NWei Yongjun <yongjun_wei@trendmicro.com.cn> Signed-off-by: NMatthew Garrett <matthew.garrett@nebula.com>
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- 09 5月, 2013 1 次提交
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由 David Woodhouse 提交于
If krealloc() returns NULL, it *doesn't* free the original. So any code of the form 'foo = krealloc(foo, …);' is almost certainly a bug. Signed-off-by: NDavid Woodhouse <David.Woodhouse@intel.com> Signed-off-by: NMatthew Garrett <matthew.garrett@nebula.com>
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- 18 3月, 2013 1 次提交
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由 David Woodhouse 提交于
If krealloc() returns NULL, it *doesn't* free the original. So any code of the form 'foo = krealloc(foo, …);' is almost certainly a bug. Signed-off-by: NDavid Woodhouse <David.Woodhouse@intel.com>
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- 04 1月, 2013 1 次提交
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由 Greg Kroah-Hartman 提交于
CONFIG_HOTPLUG is going away as an option. As a result, the __dev* markings need to be removed. This change removes the use of __devinit, __devexit_p, __devinitdata, __devinitconst, and __devexit from these drivers. Based on patches originally written by Bill Pemberton, but redone by me in order to handle some of the coding style issues better, by hand. Cc: Bill Pemberton <wfp5p@virginia.edu> Cc: Joey Lee <jlee@novell.com> Cc: Matthew Garrett <mjg@redhat.com> Cc: Peter Feuerer <peter@piie.net> Cc: Corentin Chary <corentin.chary@gmail.com> Cc: Cezary Jackiewicz <cezary.jackiewicz@gmail.com> Cc: Robert Gerlach <khnz@gmx.de> Cc: Ike Panhc <ike.pan@canonical.com> Cc: Henrique de Moraes Holschuh <ibm-acpi@hmh.eng.br> Signed-off-by: NGreg Kroah-Hartman <gregkh@linuxfoundation.org>
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- 18 8月, 2012 1 次提交
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由 AceLan Kao 提交于
Fixed the typo introduced from the below commit 5f1e88f4 dell-laptop: Add 6 machines to touchpad led quirk Reported-by: NCarlos Alberto Lopez Perez <clopez@igalia.com> Signed-off-by: NAceLan Kao <acelan.kao@canonical.com> Signed-off-by: NMatthew Garrett <mjg@redhat.com>
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- 28 7月, 2012 1 次提交
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由 AceLan Kao 提交于
Add the following machines into quirk, Isnpiron 5420, Isnpiron 5520, Isnpiron 5720, Isnpiron 7420, Isnpiron 7520, Isnpiron 7720 Signed-off-by: NAceLan Kao <acelan.kao@canonical.com> Signed-off-by: NMatthew Garrett <mjg@redhat.com>
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- 02 6月, 2012 1 次提交
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由 Matthew Garrett 提交于
The interface just doesn't work on some machines, and Dell haven't been able to tell us either which machines those are or what we should be doing instead. This would be fine, except it results in userspace ending up confused and general sadness. So let's just rip it out for now. Signed-off-by: NMatthew Garrett <mjg@redhat.com>
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- 01 6月, 2012 4 次提交
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由 AceLan Kao 提交于
Add Dell Vostro 3450 quirk to support touchpad LED. CC: Mariusz Fik <fisiu@opensuse.org> Signed-off-by: NAceLan Kao <acelan.kao@canonical.com> Signed-off-by: NMatthew Garrett <mjg@redhat.com>
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由 Uwe Kleine-König 提交于
As long as there is no other non-const variable marked __initdata in the same compilation unit it doesn't hurt. If there were one however compilation would fail with error: $variablename causes a section type conflict because a section containing const variables is marked read only and so cannot contain non-const variables. Signed-off-by: NUwe Kleine-König <u.kleine-koenig@pengutronix.de> Cc: Matthew Garrett <mjg59@srcf.ucam.org> Cc: Henrique de Moraes Holschuh <ibm-acpi@hmh.eng.br> Cc: platform-driver-x86@vger.kernel.org Cc: ibm-acpi-devel@lists.sourceforge.net Signed-off-by: NMatthew Garrett <mjg@redhat.com>
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由 AceLan Kao 提交于
Add "Vostro 3360", "Vostro 3460", and "Vostro 3560" into quirks, so that they could have touchpad LED function work. Signed-off-by: NAceLan Kao <acelan.kao@canonical.com> Signed-off-by: NMatthew Garrett <mjg@redhat.com>
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由 Ang Way Chuang 提交于
Add Vostro 3350 into quirks so that the touchpad LED works. Signed-off-by: NAng Way Chuang <wcang79@gmail.com> Signed-off-by: NMatthew Garrett <mjg@redhat.com>
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- 17 4月, 2012 1 次提交
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由 Martin Nyhus 提交于
Add missing DMI_NONE entry to end of the quirks list so dmi_check_system() won't read past the end of the list. Signed-off-by: NMartin Nyhus <martin.nyhus@gmx.com> Signed-off-by: NMatthew Garrett <mjg@redhat.com>
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- 21 3月, 2012 4 次提交
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由 AceLan Kao 提交于
Touchpad LED will not turn on after S3, it will make the touchpad status doesn't consist with the LED. By adding one flag to let the LED device restore it's status. Signed-off-by: NAceLan Kao <acelan.kao@canonical.com> Signed-off-by: NMatthew Garrett <mjg@redhat.com>
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由 AceLan Kao 提交于
Add "Vostro 3555", "Inspiron N311z", and "Inspiron M5110" into quirks, so that they could have touchpad LED function work. Signed-off-by: NAceLan Kao <acelan.kao@canonical.com> Signed-off-by: NMatthew Garrett <mjg@redhat.com>
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由 Dmitry Torokhov 提交于
Use MODULE_DEVCE_TABLE instead of rolling MODULE_ALIAS by hand. Signed-off-by: NDmitry Torokhov <dtor@mail.ru> Signed-off-by: NMatthew Garrett <mjg@redhat.com>
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由 Marcos Paulo de Souza 提交于
Signed-off-by: NMarcos Paulo de Souza <marcos.mage@gmail.com> Signed-off-by: NMatthew Garrett <mjg@redhat.com>
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- 17 11月, 2011 1 次提交
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由 Randy Dunlap 提交于
Fix build warnings: drivers/platform/x86/dell-laptop.c:592:13: warning: function declaration isn't a prototype drivers/platform/x86/dell-laptop.c:599:13: warning: function declaration isn't a prototype Signed-off-by: NRandy Dunlap <rdunlap@xenotime.net> Cc: Matthew Garrett <mjg@redhat.com> Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>
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- 24 10月, 2011 1 次提交
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由 AceLan Kao 提交于
This patch supports Dell laptop with Synaptics and Alps touchpad chip that with LED to indicate the functionality of touchpad is disabled or enabled. The command for touchpad LED is 0x97, and the data 1 means turn on the touchpad LED, 2 means turn it off. BTW, I add dell_quirks to white list those machines that supports this behavior, so that the code won't affect those who don't have a touchpad LED machine. We can easily to turn it on/off by echo 1 > /sys/class/leds/dell-laptop::touchpad/brightness echo 0 > /sys/class/leds/dell-laptop::touchpad/brightness Signed-off-by: NAceLan Kao <acelan.kao@canonical.com> Signed-off-by: NMatthew Garrett <mjg@redhat.com>
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- 06 8月, 2011 1 次提交
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由 Axel Lin 提交于
DEFINE_MUTEX() will automatically initialize buffer_mutex, no need to call mutex_init() in dell_init(). Signed-off-by: NAxel Lin <axel.lin@gmail.com> Signed-off-by: NMatthew Garrett <mjg@redhat.com>
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- 11 7月, 2011 2 次提交
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由 Jose Alonso 提交于
Using buffer->output[1] without mutex_lock() Signed-off-by: NJose Alonso <joalonsof@gmail.com> Signed-off-by: NMatthew Garrett <mjg@redhat.com>
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由 Keng-Yu Lin 提交于
This reverts commit a3d77411, as it causes a mess in the wireless rfkill status on some models. It is probably a bad idea to toggle the rfkill for all dell models without the respect to the claim that it is hardware-controlled. Cc: stable@kernel.org Signed-off-by: NKeng-Yu Lin <kengyu@canonical.com> Signed-off-by: NMatthew Garrett <mjg@redhat.com>
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- 28 5月, 2011 1 次提交
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由 Joe Perches 提交于
Add pr_fmt. Remove hard coded prefixes and use pr_<level>. Signed-off-by: NJoe Perches <joe@perches.com> Signed-off-by: NMatthew Garrett <mjg@redhat.com>
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- 23 3月, 2011 1 次提交
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由 Matthew Garrett 提交于
There may be multiple ways of controlling the backlight on a given machine. Allow drivers to expose the type of interface they are providing, making it possible for userspace to make appropriate policy decisions. Signed-off-by: NMatthew Garrett <mjg@redhat.com> Cc: Richard Purdie <rpurdie@rpsys.net> Cc: Chris Wilson <chris@chris-wilson.co.uk> Cc: David Airlie <airlied@linux.ie> Cc: Alex Deucher <alexdeucher@gmail.com> Cc: Ben Skeggs <bskeggs@redhat.com> Cc: Zhang Rui <rui.zhang@intel.com> Cc: Len Brown <lenb@kernel.org> Cc: Jesse Barnes <jbarnes@virtuousgeek.org> Signed-off-by: NAndrew Morton <akpm@linux-foundation.org> Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>
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- 22 2月, 2011 1 次提交
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由 Keng-Yu Lin 提交于
It is found on Dell Inspiron 1018 that the firmware reports that the hardware killswitch is not supported. This makes the rfkill key not functional. This patch forces the driver to toggle the firmware rfkill status in the case that the hardware killswitch is indicated as unsupported by the firmware. Signed-off-by: NKeng-Yu Lin <keng-yu.lin@canonical.com> Tested-by: NAlessio Igor Bogani <abogani@texware.it> Signed-off-by: NMatthew Garrett <mjg@redhat.com>
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- 16 11月, 2010 1 次提交
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由 Lionel Debroux 提交于
backlight_device_register has been expecting a const "ops" argument, and using it as such, since 9905a43b. Let's make the remaining backlight_ops instances const. Inspired by hunks of the grsecurity patch, updated for newer kernels. Signed-off-by: NLionel Debroux <lionel_debroux@yahoo.fr> Acked-by: NIngo Molnar <mingo@elte.hu> Signed-off-by: NJiri Kosina <jkosina@suse.cz>
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- 21 10月, 2010 1 次提交
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由 Keng-Yu Lin 提交于
Export the status of RF killswitch through debugfs. The killswitch status is obtained by the SMI to BIOS. Exporting this status through debugfs can help identify the issue with the misbehaving firmware. Signed-off-by: NKeng-Yu Lin <keng-yu.lin@canonical.com> Signed-off-by: NMatthew Garrett <mjg@redhat.com>
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- 16 8月, 2010 1 次提交
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由 Victor van den Elzen 提交于
Like others in the Mini series, the Dell Mini 1012 does not support the smbios hook required by dell-laptop. Signed-off-by: NVictor van den Elzen <victor.vde@gmail.com> Cc: stable <stable@kernel.org> Signed-off-by: NMatthew Garrett <mjg@redhat.com>
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- 03 8月, 2010 2 次提交
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由 Axel Lin 提交于
Make dell_laptop_i8042_filter() static as it's used only in dell-laptop.c Signed-off-by: NAxel Lin <axel.lin@gmail.com> Signed-off-by: NMatthew Garrett <mjg@redhat.com>
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由 Rezwanul Kabir 提交于
This is to support Precision M4500 and others. Signed-off-by: NRezwanul Kabir <Rezwanul_Kabir@dell.com> Signed-off-by: NMatthew Garrett <mjg@redhat.com>
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- 30 3月, 2010 1 次提交
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由 Tejun Heo 提交于
include cleanup: Update gfp.h and slab.h includes to prepare for breaking implicit slab.h inclusion from percpu.h percpu.h is included by sched.h and module.h and thus ends up being included when building most .c files. percpu.h includes slab.h which in turn includes gfp.h making everything defined by the two files universally available and complicating inclusion dependencies. percpu.h -> slab.h dependency is about to be removed. Prepare for this change by updating users of gfp and slab facilities include those headers directly instead of assuming availability. As this conversion needs to touch large number of source files, the following script is used as the basis of conversion. http://userweb.kernel.org/~tj/misc/slabh-sweep.py The script does the followings. * Scan files for gfp and slab usages and update includes such that only the necessary includes are there. ie. if only gfp is used, gfp.h, if slab is used, slab.h. * When the script inserts a new include, it looks at the include blocks and try to put the new include such that its order conforms to its surrounding. It's put in the include block which contains core kernel includes, in the same order that the rest are ordered - alphabetical, Christmas tree, rev-Xmas-tree or at the end if there doesn't seem to be any matching order. * If the script can't find a place to put a new include (mostly because the file doesn't have fitting include block), it prints out an error message indicating which .h file needs to be added to the file. The conversion was done in the following steps. 1. The initial automatic conversion of all .c files updated slightly over 4000 files, deleting around 700 includes and adding ~480 gfp.h and ~3000 slab.h inclusions. The script emitted errors for ~400 files. 2. Each error was manually checked. Some didn't need the inclusion, some needed manual addition while adding it to implementation .h or embedding .c file was more appropriate for others. This step added inclusions to around 150 files. 3. The script was run again and the output was compared to the edits from #2 to make sure no file was left behind. 4. Several build tests were done and a couple of problems were fixed. e.g. lib/decompress_*.c used malloc/free() wrappers around slab APIs requiring slab.h to be added manually. 5. The script was run on all .h files but without automatically editing them as sprinkling gfp.h and slab.h inclusions around .h files could easily lead to inclusion dependency hell. Most gfp.h inclusion directives were ignored as stuff from gfp.h was usually wildly available and often used in preprocessor macros. Each slab.h inclusion directive was examined and added manually as necessary. 6. percpu.h was updated not to include slab.h. 7. Build test were done on the following configurations and failures were fixed. CONFIG_GCOV_KERNEL was turned off for all tests (as my distributed build env didn't work with gcov compiles) and a few more options had to be turned off depending on archs to make things build (like ipr on powerpc/64 which failed due to missing writeq). * x86 and x86_64 UP and SMP allmodconfig and a custom test config. * powerpc and powerpc64 SMP allmodconfig * sparc and sparc64 SMP allmodconfig * ia64 SMP allmodconfig * s390 SMP allmodconfig * alpha SMP allmodconfig * um on x86_64 SMP allmodconfig 8. percpu.h modifications were reverted so that it could be applied as a separate patch and serve as bisection point. Given the fact that I had only a couple of failures from tests on step 6, I'm fairly confident about the coverage of this conversion patch. If there is a breakage, it's likely to be something in one of the arch headers which should be easily discoverable easily on most builds of the specific arch. Signed-off-by: NTejun Heo <tj@kernel.org> Guess-its-ok-by: NChristoph Lameter <cl@linux-foundation.org> Cc: Ingo Molnar <mingo@redhat.com> Cc: Lee Schermerhorn <Lee.Schermerhorn@hp.com>
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- 17 3月, 2010 1 次提交
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由 Matthew Garrett 提交于
Values such as max_brightness should be set before backlights are registered, but the current API doesn't allow that. Add a parameter to backlight_device_register and update drivers to ensure that they set this correctly. Signed-off-by: NMatthew Garrett <mjg@redhat.com> Signed-off-by: NRichard Purdie <rpurdie@linux.intel.com>
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- 01 3月, 2010 1 次提交
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由 Matthew Garrett 提交于
Make sure that work is cancelled after removing the i8042 filter, and unregister the platform device rather than deleting it. Signed-off-by: NMatthew Garrett <mjg@redhat.com> Cc: Dmitry Torokhov <dmitry.torokhov@gmail.com>
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