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Currently we set a fixed hot key number to 0x01 for communction button,
but, actually, the key number is different on each acer laptop and it was
reported by SMBIOS.
So, add this patch to get the communication hot key number from Acer
OEM-specific SMBIOS Type AA.
Tested on Acer TravelMate 4750
Cc: Carlos Corbacho <carlos@strangeworlds.co.uk>
Cc: Matthew Garrett <mjg@redhat.com>
Cc: Dmitry Torokhov <dtor@mail.ru>
Cc: Corentin Chary <corentincj@iksaif.net>
Cc: Thomas Renninger <trenn@suse.de>
Signed-off-by: Lee, Chun-Yi <jlee@suse.com>
Signed-off-by: Matthew Garrett <mjg@redhat.com>
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Apple laptops with hybrid graphics have a device named gmux that
controls the muxing of the LVDS panel between the GPUs as well as screen
brightness. This driver adds support for the gmux device. Only backlight
control is supported initially.
Signed-off-by: Seth Forshee <seth.forshee@canonical.com>
Signed-off-by: Matthew Garrett <mjg@redhat.com>
Tested-by: Grant Likely <grant.likely@secretlab.ca>
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DC[2|5]_HIB_MODE is BIT 12 of DCDC[2|5] Control register.
WM8350_DC2_HIB_MODE_ACTIVE/WM8350_DC2_HIB_MODE_DISABLE are defined as 1/0.
Thus we need to left shift WM8350_DC2_HIB_MODE_SHIFT bits.
Signed-off-by: Axel Lin <axel.lin@gmail.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
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wm8350_dcdc_set_suspend_enable
What we want is to restore wm8350->pmic.dcdcx_hib_mode settings to
WM8350_DCDCx_LOW_POWER registers. Current code also clears all other
bits of WM8350_DCDCx_LOW_POWER registers which is wrong.
Signed-off-by: Axel Lin <axel.lin@gmail.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
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We do not hold a lock while registering regulator, thus should not call unlock
if regulator_register fails.
Signed-off-by: Axel Lin <axel.lin@gmail.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
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WM831X_DC1_HC_THR_MASK is 0x0070.
We need to do proper shift for setting and getting current limit.
Signed-off-by: Axel Lin <axel.lin@gmail.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
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Max17042 driver has dummy hardIRQ function which
does nothing but waking the threaded handler.
This patch removes the hardIRQ function and also
modifies the interrupt type to falling edge. While
we are there, change the macros to comply with the
Data sheet.
Signed-off-by: Ramakrishna Pallala <ramakrishna.pallala@intel.com>
Signed-off-by: Anton Vorontsov <anton.vorontsov@linaro.org>
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This reverts commit 0c7b5558ecc0a508bb7199776afbf18279595539.
linux-next has the following patch:
- - - -
commit 13ae246db4a02971ef4f557af1f6d3e21d64b710
Author: Paul Gortmaker <paul.gortmaker@windriver.com>
Date: Sun Jan 29 15:44:45 2012 -0500
includecheck: delete any duplicate instances of module.h
- - - -
It removes the other instance of include/module.h in this
driver, and so both gets removed. This makes max8998 driver
non-buildable.
Signed-off-by: Anton Vorontsov <anton.vorontsov@linaro.org>
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Noticed the following warnings:
CC drivers/power/ab8500_fg.o
drivers/power/ab8500_fg.c: In function 'charge_full_store':
drivers/power/ab8500_fg.c:2258:2: warning: format '%d' expects argument of type 'int', but argument 4 has type 'ssize_t' [-Wformat]
drivers/power/ab8500_fg.c: In function ‘charge_now_store’:
drivers/power/ab8500_fg.c:2280:2: warning: format '%d' expects argument of type 'int', but argument 4 has type 'ssize_t' [-Wformat]
This patch fixes the issues.
Signed-off-by: Anton Vorontsov <anton.vorontsov@linaro.org>
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CHARGE_FULL should represent the full capacity of the battery in uAh.
The 0x10 (FullCAP) register shows the compensated full capacity in
mAh * 2; e.g., reg(0x10) = 0xBB8 means that it is 1500mAh.
Signed-off-by: MyungJoo Ham <myungjoo.ham@samsung.com>
Signed-off-by: Anton Vorontsov <anton.vorontsov@linaro.org>
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Remove the duplicate.
Signed-off-by: Jesper Juhl <jj@chaosbits.net>
Acked-by: MyungJoo Ham <myungjoo.ham@samsung.com>
Signed-off-by: Anton Vorontsov <anton.vorontsov@linaro.org>
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Factor out some boilerplate code for i2c driver registration
into module_i2c_driver.
Signed-off-by: Axel Lin <axel.lin@gmail.com>
Cc: Woogyom Kim <milo.kim@ti.com>
Cc: Daniel Jeong <daniel.jeong@ti.com>
Cc: Minkyu Kang <mk7.kang@samsung.com>
Cc: Peter Edwards <sweetlilmre@gmail.com>
Acked-by: Milo(Woogyom) Kim <milo.kim@ti.com>
Acked-by: Rhyland Klein <rklein@nvidia.com>
Acked-by: Ryan Mallon <rmallon@gmail.com>
Signed-off-by: Anton Vorontsov <anton.vorontsov@linaro.org>
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Add MODULE_DEVICE_TABLE to setup modalias for lp8727. Allows auto
modprobing.
Signed-off-by: Axel Lin <axel.lin@gmail.com>
Signed-off-by: Anton Vorontsov <anton.vorontsov@linaro.org>
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This patch fixes the following warning and makes the code a little
bit more simpler:
CC drivers/power/charger-manager.o
charger-manager.c: In function 'charger_get_property':
charger-manager.c:429:15: warning: 'i' may be used uninitialized in this function [-Wuninitialized]
Signed-off-by: Anton Vorontsov <anton.vorontsov@linaro.org>
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This patch includes below changes:
* Some code change for better readability.
* Current code in probe already ensures desc->charger_regulators
is not NULL. No need to check if it is NULL or not before calling
regulator_bulk_free().
* Use dev_get_drvdata() in cm_suspend_prepare() and cm_suspend_complete()
Signed-off-by: Axel Lin <axel.lin@gmail.com>
Signed-off-by: Anton Vorontsov <anton.vorontsov@linaro.org>
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Use the module_platform_driver() macro which makes the code smaller
and a bit simpler.
Signed-off-by: Axel Lin <axel.lin@gmail.com>
Signed-off-by: Anton Vorontsov <anton.vorontsov@linaro.org>
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Signed-off-by: Axel Lin <axel.lin@gmail.com>
Signed-off-by: Anton Vorontsov <anton.vorontsov@linaro.org>
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Add missing platform_set_drvdata in da9052_bat_probe.
Otherwise, calling platform_get_drvdata in da9052_bat_remove returns NULL.
Signed-off-by: Axel Lin <axel.lin@gmail.com>
Signed-off-by: Anton Vorontsov <anton.vorontsov@linaro.org>
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The patch fixes the following sparse warning:
drivers/power/ab8500_charger.c:1619:6: warning: symbol 'ab8500_charger_detect_usb_type_work' was not declared. Should it be static?
drivers/power/abx500_chargalg.c:1709:24: warning: symbol 'abx500_chargalg_sysfs_ops' was not declared. Should it be static?
drivers/power/ab8500_fg.c:2328:24: warning: symbol 'ab8500_fg_sysfs_ops' was not declared. Should it be static?
Signed-off-by: Anton Vorontsov <anton.vorontsov@linaro.org>
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ab8500_fg_discharge_state_to() function should accept
'enum ab8500_fg_discharge_state' argument, not
'enum ab8500_fg_charge_state'.
Signed-off-by: Anton Vorontsov <anton.vorontsov@linaro.org>
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The struct is duplicated, plus causes the following flood:
CC drivers/power/ab8500_fg.o
ab8500_fg.c: In function ‘ab8500_fg_get_ext_psy_data’:
b8500_fg.c:2081:8: warning: assignment from incompatible pointer type [enabled by default]
Signed-off-by: Anton Vorontsov <anton.vorontsov@linaro.org>
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The struct is duplicated, plus when used it causes the following
warnings:
CHECK drivers/power/ab8500_fg.c
ab8500_fg.c:818:13: warning: incorrect type in assignment (different base types)
ab8500_fg.c:818:13: expected struct v_to_cap *tbl
ab8500_fg.c:818:13: got struct abx500_v_to_cap *const v_to_cap_tbl
CC drivers/power/ab8500_fg.o
ab8500_fg.c: In function 'ab8500_fg_volt_to_capacity':
ab8500_fg.c:818:6: warning: assignment from incompatible pointer type [enabled by default]
Signed-off-by: Anton Vorontsov <anton.vorontsov@linaro.org>
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This is the same as abx500_adc_therm, but when the former is used,
the following warning flood pops up:
drivers/power/ab8500_btemp.c: In function 'ab8500_btemp_batctrl_volt_to_res':
ab8500_btemp.c:150:25: warning: comparison between 'enum abx500_adc_therm' and 'enum adc_therm' [-Wenum-compare]
ab8500_btemp.c: In function 'ab8500_btemp_curr_source_enable':
ab8500_btemp.c:212:25: warning: comparison between 'enum abx500_adc_therm' and 'enum adc_therm' [-Wenum-compare]
ab8500_btemp.c:244:32: warning: comparison between 'enum abx500_adc_therm' and 'enum adc_therm' [-Wenum-compare]
ab8500_btemp.c: In function 'ab8500_btemp_measure_temp':
ab8500_btemp.c:462:25: warning: comparison between 'enum abx500_adc_therm' and 'enum adc_therm' [-Wenum-compare]
ab8500_btemp.c: In function 'ab8500_btemp_id':
ab8500_btemp.c:528:121: warning: comparison between 'enum abx500_adc_therm' and 'enum adc_therm' [-Wenum-compare]
ab8500_btemp.c:551:25: warning: comparison between 'enum abx500_adc_therm' and 'enum adc_therm' [-Wenum-compare]
This patch fixes the issue by switching the driver to use more
namespace-friendly enum.
Signed-off-by: Anton Vorontsov <anton.vorontsov@linaro.org>
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This patch fixes the following build errors:
ab8500_charger.c: In function 'ab8500_charger_remove':
ab8500_charger.c:2519:2: error: implicit declaration of function 'otg_unregister_notifier' [-Werror=implicit-function-declaration]
ab8500_charger.c:2520:2: error: implicit declaration of function 'otg_put_transceiver' [-Werror=implicit-function-declaration]
ab8500_charger.c: In function 'ab8500_charger_probe':
ab8500_charger.c:2688:2: error: implicit declaration of function 'otg_get_transceiver' [-Werror=implicit-function-declaration]
ab8500_charger.c:2688:10: warning: assignment makes pointer from integer without a cast [enabled by default]
ab8500_charger.c:2695:2: error: implicit declaration of function 'otg_register_notifier' [-Werror=implicit-function-declaration]
Signed-off-by: Anton Vorontsov <anton.vorontsov@linaro.org>
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This driver is responsible for battery detection, obtaining battery
temperature and monitor the battery temperature by taking precautionary
measurements when battery temperature goes beyond or below the thresholds.
Signed-off-by: Arun Murthy <arun.murthy@stericsson.com>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Anton Vorontsov <anton.vorontsov@linaro.org>
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This driver is responsible for provide battery parameters to user space via
sysfs by registers to power supply class. It uses fuel gauge and gpadc driver
in obtaining the battery parameters. These battery properties are used by
abx500 charging algorithm driver to monitor the battery.
Signed-off-by: Arun Murthy <arun.murthy@stericsson.com>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Anton Vorontsov <anton.vorontsov@linaro.org>
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This driver is responsible for detecting the ac/usb plugin and also includes
function to enable ac/usb charging and re-kick the watchdog.
It registers with the power supply class and provides information to the user
space. The information include status of ac/usb charger device.
This information in turn will be used by the abx500 charging algorithm driver
to enable/disable and monitor charging.
Signed-off-by: Arun Murthy <arun.murthy@stericsson.com>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Anton Vorontsov <anton.vorontsov@linaro.org>
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This is a charging algorithm driver for abx500 variants. It is the central
entity for battery driver and is responsible for charging and monitoring
the battery driver. It is a hardware independant driver and also monitors
other abx500 power supply devices.
Signed-off-by: Arun Murthy <arun.murthy@stericsson.com>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Anton Vorontsov <anton.vorontsov@linaro.org>
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Driver support for the Summit I²C battery charger. This is used in some
Intel devices.
Signed-off-by: Bruce E. Robertson <bruce.e.robertson@intel.com>
Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Anton Vorontsov <anton.vorontsov@linaro.org>
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We enable power, but don't disable it in case of an error.
Signed-off-by: Felipe Contreras <felipe.contreras@gmail.com>
Signed-off-by: Anton Vorontsov <anton.vorontsov@linaro.org>
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intergrated charger -> integrated charger
^
Signed-off-by: Milo(Woogyom) Kim <milo.kim@ti.com>
Signed-off-by: Anton Vorontsov <anton.vorontsov@linaro.org>
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Definition of STATUS2
: remove space before tabs.
Return code of lp8727_is_dedicated_charger(), lp8727_is_usb_charger()
: remove parentheses when return is not a function.
MODULE_AUTHOR section
: remove space at the start of a line.
Signed-off-by: Milo(Woogyom) Kim <milo.kim@ti.com>
Signed-off-by: Anton Vorontsov <anton.vorontsov@linaro.org>
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On writing single byte via i2c, use i2c_smbus_write_byte_data()
rather than i2c_smbus_write_i2c_block_data().
Name changes :
lp8727_i2c_read() -> lp8727_read_bytes()
lp8727_i2c_write() -> removed
lp8727_i2c_read_byte() -> lp8727_read_byte()
lp8727_i2c_write_byte() -> lp8727_write_byte()
Signed-off-by: Milo(Woogyom) Kim <milo.kim@ti.com>
Signed-off-by: Anton Vorontsov <anton.vorontsov@linaro.org>
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Add error checking on initializing registers and interrupt handler.
Initializing registers - lp8727_init_device()
: check i2c error during probing the driver.
Initializing interrupt handler - lp8727_intr_config()
: check an error on creating the irq thread.
If an error occurs on probing lp8727 driver, allocated lp8727 driver memory is freed.
Signed-off-by: Milo(Woogyom) Kim <milo.kim@ti.com>
Signed-off-by: Anton Vorontsov <anton.vorontsov@linaro.org>
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Add 'Texas Instruments' because TI acquired National semiconductor at 2011.
And the driver information is added in the header file.
Signed-off-by: Milo(Woogyom) Kim <milo.kim@ti.com>
Signed-off-by: Anton Vorontsov <anton.vorontsov@linaro.org>
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Allow both device tree (preferred) and platform data-based driver
instantiation.
Signed-off-by: Karol Lewandowski <k.lewandowsk@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Signed-off-by: Anton Vorontsov <anton.vorontsov@linaro.org>
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This allows us to simplify probe and exit function.
Signed-off-by: Karol Lewandowski <k.lewandowsk@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Signed-off-by: Anton Vorontsov <anton.vorontsov@linaro.org>
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The SOC register (0dh) reports the state of charge before empty
compensation adjustments are applied. The max value reported by this
register will decrease as the battery ages.
Use the RepSOC register (06h) to report the capacity of the
battery. RepSOC contains a filtered version of the battery capacity
after empty compensation adjustments have been applied.
Reported-by: Gary Keyes <gary.e.keyes@intel.com>
Signed-off-by: Dirk Brandewie <dirk.brandewie@gmail.com>
Signed-off-by: Anton Vorontsov <anton.vorontsov@linaro.org>
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If platform has the alert pin attached to an interrupt source have the
driver signal a change in the SOC every 1 percent.
Signed-off-by: Ramakrishna Pallala <ramakrishna.pallala@intel.com>
Signed-off-by: Dirk Brandewie <dirk.brandewie@gmail.com>
Signed-off-by: Anton Vorontsov <anton.vorontsov@linaro.org>
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Add power on reset (POR) init procedure defined by the maxim
appnote. Using this procedure ensures that the part is
configured/initialized correctly at POR and improves early accuracy of
the fuel gauge and informs the fuel gauge with the battery
characterization parameters. The battery characterization parameters
come from the maxim characterization procedure.
Signed-off-by: Ramakrishna Pallala <ramakrishna.pallala@intel.com>
Signed-off-by: Dirk Brandewie <dirk.brandewie@gmail.com>
Signed-off-by: Anton Vorontsov <anton.vorontsov@linaro.org>
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According to the datasheet, LDO0 has minimal voltage 1.2V rather than 1.25V.
Table 3-39. VLDO0[2:0] Settings
VLDOx[2:0] VOUT (V) VLDOx[2:0] VOUT (V)
000 1.20 100 2.70
001 1.50 101 2.85
010 1.80 110 3.10
011 2.50 111 3.30
Signed-off-by: Axel Lin <axel.lin@gmail.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
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For 6xx+. Required for mesa to use htile support for HiZ/HiS.
Userspace will check radeon version 2.14 with is bumped either
by tiling patch or stream out patch. This patch only add support
for htile relocation which should be enough for any userspace
to implement the hyperz (using htile buffer) feature.
v2: Jerome: Fix size checking for htile buffer.
v3: Jerome: Adapt on top of r600/evergreen cs checker changes,
also check htile surface in case only stencil is
present.
Signed-off-by: Pierre-Eric Pelloux-Prayer <pelloux@gmail.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Jerome Glisse <jglisse@redhat.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
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Using the bpc (bits per color) specified by the monitor
can cause problems in some cases. Until we get a better
handle on how to deal with those cases, just use a bpc of 8.
Reported-by: Lennert Buytenhek <buytenh@wantstofly.org>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@kernel.org
Signed-off-by: Dave Airlie <airlied@redhat.com>
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Fixes i2c on my TNT2.
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
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A few reports of bad behaviour since the autodetection defaulted to 6bpc,
lets fix this.
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
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Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
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drivers/built-in.o: In function `mdfld_dsi_connector_set_property':
mdfld_dsi_output.c:(.text+0x6e909): undefined reference to `mdfld_set_brightness'
make: *** [.tmp_vmlinux1] Error 1
Signed-off-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
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Originally the code tried to allocate a large enough array to perform
the copy using vmalloc, performance wasn't great and throughput was
improved by processing each individual relocation entry separately.
This too is not as efficient as one would desire. A compromise would be
to allocate a single page, or to allocate a few entries on the stack,
and process the copy in batches. The latter gives simpler code and more
consistent performance due to a lack of heuristic.
x11perf -copywinwin10: n450/pnv i3-330m i5-2520m (cpu)
before: 249000 785000 1280000 (80%)
page: 264000 896000 1280000 (65%)
on-stack: 264000 902000 1280000 (67%)
v2: Use 512-bytes of stack for batching rather than allocate a page.
v3: Tidy the code slightly with more descriptive variable names
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
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git://git.kernel.org/pub/scm/linux/kernel/git/konrad/xen into for-3.4/drivers
Konrad writes:
I've two small fixes for the xen-blkback - and I think one more will show up
eventually (a partial revert), but not sure when. So in the spirit of keeping
the patches flowing, please git pull the following branch.
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On multi-platform kernels, the Amiga joystick driver may be initialized
when running on Amiga only. Else it may crash later.
Fortunately this driver is almost always compiled as a module (to avoid
conflicts with the mouse driver), so it needs an explicit insmod to
trigger a crash.
Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
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