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This function is only used once in the driver and uses some
intermediary variables that are not needed anymore. For this
reason it's been merged with 'imxdma_control'.
Signed-off-by: Javier Martin <javier.martin@vista-silicon.com>
Acked-by: Sascha Hauer <s.hauer@pengutronix.de>
Signed-off-by: Vinod Koul <vinod.koul@linux.intel.com>
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This function is only used once in the driver and has a lot of checks
that are not needed anymore. For this reason it's been merged
with 'imxdma_enable_hw'.
Signed-off-by: Javier Martin <javier.martin@vista-silicon.com>
Acked-by: Sascha Hauer <s.hauer@pengutronix.de>
Signed-off-by: Vinod Koul <vinod.koul@linux.intel.com>
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dmaengine now provides 'enum dma_transfer_direction' to properly
specify DMA transfer direction. For this reason, DMA_MODE_* defines
are replaced by this new type and therefore dma_mode member becomes
redundant.
Signed-off-by: Javier Martin <javier.martin@vista-silicon.com>
Acked-by: Sascha Hauer <s.hauer@pengutronix.de>
Signed-off-by: Vinod Koul <vinod.koul@linux.intel.com>
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Internal structure is just an auxiliary structure used for the initial
merge which is meant to be gone. As data member is not use anywhere
we can simply remove it.
Signed-off-by: Javier Martin <javier.martin@vista-silicon.com>
Acked-by: Sascha Hauer <s.hauer@pengutronix.de>
Signed-off-by: Vinod Koul <vinod.koul@linux.intel.com>
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It is mainly a simple merge changing the prefix of some
functions to fit the imx-dma namings.
As there are no users of the old dma-v1.c api we can safely
remove this file.
Signed-off-by: Javier Martin <javier.martin@vista-silicon.com>
Acked-by: Sascha Hauer <s.hauer@pengutronix.de>
Signed-off-by: Vinod Koul <vinod.koul@linux.intel.com>
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Minor removal of an unused inline function and a useless pr_err message.
Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Signed-off-by: Grant Likely <grant.likely@secretlab.ca>
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Module size was limited to 64MB, this was legacy limitation due to vmalloc()
which was removed a while ago.
Limiting module size to 64MB is both pointless and affects real world use
cases.
Cc: Tim Abbott <tim.abbott@oracle.com>
Cc: stable@vger.kernel.org
Signed-off-by: Sasha Levin <sasha.levin@oracle.com>
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
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With the preempt, tracepoint and everything, it's getting a bit
chubby. For an Ubuntu-based config:
Before:
$ size -t `find * -name '*.ko'` | grep TOTAL
56199906 3870760 1606616 61677282 3ad1ee2 (TOTALS)
$ size vmlinux
text data bss dec hex filename
8509342 850368 3358720 12718430 c2115e vmlinux
After:
$ size -t `find * -name '*.ko'` | grep TOTAL
56183760 3867892 1606616 61658268 3acd49c (TOTALS)
$ size vmlinux
text data bss dec hex filename
8501842 849088 3358720 12709650 c1ef12 vmlinux
Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
Acked-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au> (made all out-of-line)
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This patch adds a set of macros that can be used to declare
kernel parameters to be parsed _before_ initcalls at a chosen
level are executed. We rename the now-unused "flags" field of
struct kernel_param as the level. It's signed, for when we
use this for early params as well, in future.
Linker macro collating init calls had to be modified in order
to add additional symbols between levels that are later used
by the init code to split the calls into blocks.
Signed-off-by: Pawel Moll <pawel.moll@arm.com>
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
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module_param(bool) used to counter-intuitively take an int. In
fddd5201 (mid-2009) we allowed bool or int/unsigned int using a messy
trick.
This eliminates that code (though leaves the flags field in the struct,
for impending use).
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
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Sometimes we need to test a kernel of same version with code or config
option changes.
We already have sysctl to disable module load, but add a kernel
parameter will be more convenient.
Since modules_disabled is int, so here use bint type in core_param.
TODO: make sysctl accept bool and change modules_disabled to bool
Signed-off-by: Dave Young <dyoung@redhat.com>
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
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Both functions are mostly identical.
The differences are:
- x86_32's cpu_idle() makes use of check_pgt_cache(), which is a
nop on both x86_32 and x86_64.
- x86_64's cpu_idle() uses enter/__exit_idle/(), on x86_32 these
function are a nop.
- In contrast to x86_32, x86_64 calls rcu_idle_enter/exit() in
the innermost loop because idle notifications need RCU.
Calling these function on x86_32 also in the innermost loop
does not hurt.
So we can merge both functions.
Signed-off-by: Richard Weinberger <richard@nod.at>
Acked-by: Frederic Weisbecker <fweisbec@gmail.com>
Cc: paulmck@linux.vnet.ibm.com
Cc: josh@joshtriplett.org
Cc: tj@kernel.org
Link: http://lkml.kernel.org/r/1332709204-22496-1-git-send-email-richard@nod.at
Signed-off-by: Ingo Molnar <mingo@kernel.org>
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Signed-off-by: Oskari Saarenmaa <os@ohmu.fi>
Signed-off-by: Tai-hwa Liang <avatar@sentelic.com>
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
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Improve code readability by converting yet another magic number into a
pre-defined constant.
Signed-off-by: Tai-hwa Liang <avatar@sentelic.com>
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
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- Hooking multi-finger coordinates output with kernel multitouch library;
- Enabling absolute coordinates output for Cx+ hardware. The older hardware
performs much better in relative mode; thus relative mode related code
are preserved.
Part of the code is based on the work done by Oskari Saarenmaa <os@ohmu.fi>,
which was used to support the clickpad found on ASUS UX21/31 Ultrabook.
On the other hand, the FSP found on UX21/31 doesn't have hardware capability
register other than PnP ID, which means that we'll have to figure out an
alternative approach to identify such pad correctly; otherwise, blindly
adding INPUT_PROP_BUTTONPAD property may compatability issues amongst
existing FSPs.
Signed-off-by: Tai-hwa Liang <avatar@sentelic.com>
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
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- Move event bits setup code into a separate function,
fsp_set_input_params(), so that we can perform hardware-specific settings
in the future;
- Take hardware version information into account when activating
protocol;
- Remove button information from boot message as it's somewhat confusing
and is only for internal processing. While there, also move button
retrieval code to be a part of protocol activation process.
Signed-off-by: Tai-hwa Liang <avatar@sentelic.com>
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
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In CLKENA register, can support 16-SD card clocks.
If support correctly, must shift with slot-id.
Signed-off-by: Jaehoon Chung <jh80.chung@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Acked-by: Will Newton <will.newton@imgtec.com>
Signed-off-by: Chris Ball <cjb@laptop.org>
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SD card read was failing (data crc error) on some cards at
maximum possible frequency on P1010 (CCB frequency set to 400MHz).
Some clock deviations are also observed at this frequency.
Hence reduced the mmc clock freq.
Signed-off-by: Priyanka Jain <Priyanka.Jain@freescale.com>
Singed-off-by: Jerry Huang <Chang-Ming.Huang@freescale.com>
Acked-by: Anton Vorontsov <cbouatmailru@gmail.com>
Signed-off-by: Chris Ball <cjb@laptop.org>
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This patch is added just debug message. Almost features need to use the
CMD23. But we didn't see the debug message for sbc. If sbc's message
can see, should be help for debugging. (We can check whether use the
cmd23 or not.)
Signed-off-by: Jaehoon Chung <jh80.chung@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Signed-off-by: Chris Ball <cjb@laptop.org>
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This patch implements pre_req and post_req in dw_mmc to support
asynchronous mmc request.
Signed-off-by: Seungwon Jeon <tgih.jun@samsung.com>
Acked-by: Jaehoon Chung <jh80.chung@samsung.com>
Acked-by: Will Newton <will.newton@imgtec.com>
Signed-off-by: Chris Ball <cjb@laptop.org>
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Tegra30 differs from Tegra20 in a number of ways. This patch implements a
minimal set of differences in order to get the Cardhu board's SD slot and
eMMC working. Given the diffs between the mainline sdhci-tegra.c and our
downstream versions, I expect we'll eventually need to add many more
differences, hence the seemingly heavy-weight addition of the soc_data
structure.
* Tegra30 doesn't need to override register access to SDHCI_HOST_VERSION or
SDHCI_INT_ENABLE.
* Tegra30 needs quirk SDHCI_QUIRK_DATA_TIMEOUT_USES_SDCLK.
Signed-off-by: Stephen Warren <swarren@nvidia.com>
Signed-off-by: Chris Ball <cjb@laptop.org>
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For FSL ESDHC controllers, when entering sleep the controller will power off,
therefore the registers will lose their values, and the driver should save
the value of registers during suspend and write them back during resume.
Signed-off-by: Jerry Huang <Chang-Ming.Huang@freescale.com>
Signed-off-by: Jiang Yutang <b14898@freescale.com>
Acked-by: Anton Vorontsov <cbouatmailru@gmail.com>
Signed-off-by: Chris Ball <cjb@laptop.org>
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Some platforms require saving/restoring registers across suspend/resume;
this hook allows them to do that inside their driver.
Signed-off-by: Chris Ball <cjb@laptop.org>
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When use the IDMAC, we can also want to use the pdata->blk-setting.
So if pdata->blk-setting is unset, use the default value.
if not, use the pdata->blk-setting.
Signed-off-by: Jaehoon Chung <jh80.chung@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Acked-by: Will Newton <will.newton@imgtec.com>
Signed-off-by: Chris Ball <cjb@laptop.org>
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Support of PCI mode for the dw_mmc driver. This Patch adds the
support for the scenario where the Synopsys Designware IP
is present on the PCI bus. The patch adds the minimal modifications
necessary for the driver to work on PCI platform. Also added separate
files for PCI and PLATFORM modes of operation.
Signed-off-by: Shashidhar Hiremath <shashidharh@vayavyalabs.com>
Acked-by: James Hogan <james.hogan@imgtec.com>
Signed-off-by: Chris Ball <cjb@laptop.org>
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This patch adds the capability of power off notify for dw-mmc controller.
In order to use Girish's patch:
mmc: core: Add Power Off Notify Feature eMMC 4.5
Signed-off-by: Jaehoon Chung <jh80.chung@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Acked-by: Will Newton <will.newton@imgtec.com>
Signed-off-by: Chris Ball <cjb@laptop.org>
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MMC-4.5 data tag feature will be used to store the file system meta-data
in the tagged region of eMMC. This will improve the write and subsequent
read transfer time for the meta data.
Signed-off-by: Saugata Das <saugata.das@linaro.org>
Tested-by: Venkatraman S <svenkatr@ti.com>
Signed-off-by: Chris Ball <cjb@laptop.org>
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Now that Neponset, UCB1x00 and SA1111 are all converted to use the IRQ
allocation interfaces, we can enable sparse IRQ support for SA11x0
platforms.
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In preparation to convert SA1100 to sparse irq, set .nr_irqs for each machine
and explicitly include mach/irqs.h as needed.
Signed-off-by: Rob Herring <rob.herring@calxeda.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
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In preparation for sa11x0 sparse irq conversion, explicitly include
mach/irqs.h as it will not be included for sparse irq.
Signed-off-by: Rob Herring <rob.herring@calxeda.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
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Since asm/irq.h may not include mach/irqs.h, include mach/irqs.h directly.
Signed-off-by: Rob Herring <rob.herring@calxeda.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
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Conflicts:
arch/arm/mach-sa1100/assabet.c
arch/arm/mach-sa1100/collie.c
arch/arm/mach-sa1100/generic.c
arch/arm/mach-sa1100/lart.c
arch/arm/mach-sa1100/shannon.c
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Conflicts:
arch/arm/mach-sa1100/assabet.c
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Remove the new unused DMA controller definitions from mach/SA-1100.h.
These are now private to the SA-11x0 DMA engine driver and contained
within the driver.
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
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Now that all users are converted over to using the DMA engine API,
we can get rid of the old platform dependent DMA driver.
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
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Conflicts:
arch/arm/common/sa1111.c
arch/arm/mach-sa1100/neponset.c
Fixed:
arch/arm/mach-sa1100/assabet.c
for the neponset changes
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pxa was missed in the moving of IOMEM to a common definition, so lots of
IOMEM redefined warnings were introduced. So remove pxa IOMEM definition
and fix all the fallout.
Reported-by: Paul Gortmaker <paul.gortmaker@windriver.com>
Signed-off-by: Rob Herring <rob.herring@calxeda.com>
Cc: Eric Miao <eric.y.miao@gmail.com>
Cc: Russell King <linux@arm.linux.org.uk>
Cc: Haojian Zhuang <haojian.zhuang@marvell.com>
Cc: Alessandro Zummo <a.zummo@towertech.it>
Cc: Jaroslav Kysela <perex@perex.cz>
Cc: Takashi Iwai <tiwai@suse.de>
Cc: rtc-linux@googlegroups.com
Cc: alsa-devel@alsa-project.org
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The only users of ARCH_HAS_DMA_SET_COHERENT_MASK are 2 ARM platforms:
ixp4xx and pxa cm_x2xx. We've been getting lucky that the define is
implicitly included before dma-mapping.h, but the removal of io.h broke
things (c334bc1 ARM: make mach/io.h include optional). Since memory.h
is the correct place, but no longer exists, convert the define to a
kconfig entry.
Reported-by: Paul Gortmaker <paul.gortmaker@windriver.com>
Signed-off-by: Rob Herring <rob.herring@calxeda.com>
Acked-by: Nicolas Pitre <nico@linaro.org>
Cc: Russell King <linux@arm.linux.org.uk>
Cc: Imre Kaloz <kaloz@openwrt.org>
Cc: Krzysztof Halasa <khc@pm.waw.pl>
Cc: Eric Miao <eric.y.miao@gmail.com>
Acked-by: Haojian Zhuang <haojian.zhuang@marvell.com>
Cc: Vinod Koul <vinod.koul@intel.com>
Cc: Dan Williams <dan.j.williams@intel.com>
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skb_add_rx_frag() API is misleading.
Network skbs built with this helper can use uncharged kernel memory and
eventually stress/crash machine in OOM.
Add a 'truesize' parameter and then fix drivers in followup patches.
Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
Cc: Wey-Yi Guy <wey-yi.w.guy@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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Space allocated for int_name_<foo> is insufficient for
maximal device name, expand it.
Code to create int_name_<foo> is obscure, simplify it
by using sprintf.
Found by looking for unnecessary \ line continuations.
Signed-off-by: Joe Perches <joe@perches.com>
Tested-by: Paul Gortmaker <paul.gortmaker@windriver.com>
Signed-off-by: Paul Gortmaker <paul.gortmaker@windriver.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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Now that we have the beginnings of an OSS method to use the network
interfaces on these USB broadband modems, add the ZTE manufactured
Vodafone items to the whitelist
Signed-off-by: Andrew Bird <ajb@spheresystems.co.uk>
Acked-by: Bjørn Mork <bjorn@mork.no>
Signed-off-by: David S. Miller <davem@davemloft.net>
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These interfaces need to be handled by QMI/WWAN driver
Signed-off-by: Andrew Bird <ajb@spheresystems.co.uk>
Signed-off-by: David S. Miller <davem@davemloft.net>
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Now that we have the beginnings of an OSS method to use the network
interfaces on these USB broadband modems, add the ZTE manufactured
Vodafone items to the whitelist
Signed-off-by: Andrew Bird <ajb@spheresystems.co.uk>
Acked-by: Bjørn Mork <bjorn@mork.no>
Signed-off-by: David S. Miller <davem@davemloft.net>
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Enable ext4, cgroups and devtmpfs.
Signed-off-by: Richard Weinberger <richard@nod.at>
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x86_64 UML is unable to load modules if more than 504MiB
of memory are used.
This happens because on x86_64 the UML process has a quite high
start address (typically around 0x6000000).
If UML's memory is larger than 504MiB VMALLOC_START happens to be after
0x8000000. This is no problem unless one loads a module which was built
with R_X86_64_32S relocations.
Symbols with a location > 0x8000000 cannot be used with R_X86_64_32S
To deal with this x86_64 UML has to be compiled with -mcmodel=large
such that no R_X86_64_32S relocations are used.
Signed-off-by: Richard Weinberger <richard@nod.at>
Reported-by: 전하늘 <allskyee@gmail.com>
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CONFIG_GENERIC_IO is just enough for the basic MTD stuff.
Signed-off-by: Richard Weinberger <richard@nod.at>
Acked-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com>
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UML has no io memory but implements everything defined in
generic-asm/io.h.
Signed-off-by: Richard Weinberger <richard@nod.at>
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