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2012-03-28Merge tag 'split-asm_system_h-for-linus-20120328' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/dhowells/linux-asm_system Pull "Disintegrate and delete asm/system.h" from David Howells: "Here are a bunch of patches to disintegrate asm/system.h into a set of separate bits to relieve the problem of circular inclusion dependencies. I've built all the working defconfigs from all the arches that I can and made sure that they don't break. The reason for these patches is that I recently encountered a circular dependency problem that came about when I produced some patches to optimise get_order() by rewriting it to use ilog2(). This uses bitops - and on the SH arch asm/bitops.h drags in asm-generic/get_order.h by a circuituous route involving asm/system.h. The main difficulty seems to be asm/system.h. It holds a number of low level bits with no/few dependencies that are commonly used (eg. memory barriers) and a number of bits with more dependencies that aren't used in many places (eg. switch_to()). These patches break asm/system.h up into the following core pieces: (1) asm/barrier.h Move memory barriers here. This already done for MIPS and Alpha. (2) asm/switch_to.h Move switch_to() and related stuff here. (3) asm/exec.h Move arch_align_stack() here. Other process execution related bits could perhaps go here from asm/processor.h. (4) asm/cmpxchg.h Move xchg() and cmpxchg() here as they're full word atomic ops and frequently used by atomic_xchg() and atomic_cmpxchg(). (5) asm/bug.h Move die() and related bits. (6) asm/auxvec.h Move AT_VECTOR_SIZE_ARCH here. Other arch headers are created as needed on a per-arch basis." Fixed up some conflicts from other header file cleanups and moving code around that has happened in the meantime, so David's testing is somewhat weakened by that. We'll find out anything that got broken and fix it.. * tag 'split-asm_system_h-for-linus-20120328' of git://git.kernel.org/pub/scm/linux/kernel/git/dhowells/linux-asm_system: (38 commits) Delete all instances of asm/system.h Remove all #inclusions of asm/system.h Add #includes needed to permit the removal of asm/system.h Move all declarations of free_initmem() to linux/mm.h Disintegrate asm/system.h for OpenRISC Split arch_align_stack() out from asm-generic/system.h Split the switch_to() wrapper out of asm-generic/system.h Move the asm-generic/system.h xchg() implementation to asm-generic/cmpxchg.h Create asm-generic/barrier.h Make asm-generic/cmpxchg.h #include asm-generic/cmpxchg-local.h Disintegrate asm/system.h for Xtensa Disintegrate asm/system.h for Unicore32 [based on ver #3, changed by gxt] Disintegrate asm/system.h for Tile Disintegrate asm/system.h for Sparc Disintegrate asm/system.h for SH Disintegrate asm/system.h for Score Disintegrate asm/system.h for S390 Disintegrate asm/system.h for PowerPC Disintegrate asm/system.h for PA-RISC Disintegrate asm/system.h for MN10300 ...
2012-03-28Remove all #inclusions of asm/system.hDavid Howells
Remove all #inclusions of asm/system.h preparatory to splitting and killing it. Performed with the following command: perl -p -i -e 's!^#\s*include\s*<asm/system[.]h>.*\n!!' `grep -Irl '^#\s*include\s*<asm/system[.]h>' *` Signed-off-by: David Howells <dhowells@redhat.com>
2012-03-28Add #includes needed to permit the removal of asm/system.hDavid Howells
asm/system.h is a cause of circular dependency problems because it contains commonly used primitive stuff like barrier definitions and uncommonly used stuff like switch_to() that might require MMU definitions. asm/system.h has been disintegrated by this point on all arches into the following common segments: (1) asm/barrier.h Moved memory barrier definitions here. (2) asm/cmpxchg.h Moved xchg() and cmpxchg() here. #included in asm/atomic.h. (3) asm/bug.h Moved die() and similar here. (4) asm/exec.h Moved arch_align_stack() here. (5) asm/elf.h Moved AT_VECTOR_SIZE_ARCH here. (6) asm/switch_to.h Moved switch_to() here. Signed-off-by: David Howells <dhowells@redhat.com>
2012-03-27Merge tag 'dt' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-socLinus Torvalds
Pull "ARM: device tree work" from Arnd Bergmann: "Most of these patches convert code from using static platform data to describing the hardware in the device tree. This is only the first half of the changes for v3.4 because a lot of patches for this topic came in the last week before the merge window. Signed-off-by: Arnd Bergmann <arnd@arndb.de>" Fix up trivial conflicts in arch/arm/mach-vexpress/{Kconfig,core.h} * tag 'dt' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: (86 commits) Document: devicetree: add OF documents for arch-mmp ARM: dts: append DTS file of pxa168 ARM: mmp: append OF support on pxa168 ARM: mmp: enable rtc clk in pxa168 i2c: pxa: add OF support serial: pxa: add OF support arm/dts: mt_ventoux: very basic support for TeeJet Mt.Ventoux board ARM: OMAP2+: Remove extra ifdefs for board-generic ARM: OMAP2+: Fix build error when only ARCH_OMAP2/3 or 4 is selected ASoC: DT: Add digital microphone binding to PAZ00 board. ARM: dt: Add ARM PMU to tegra*.dtsi ARM: at91: at91sam9x5cm/dt: add leds support ARM: at91: usb_a9g20/dt: add gpio-keys support ARM: at91: at91sam9m10g45ek/dt: add gpio-keys support ARM: at91: at91sam9m10g45ek/dt: add leds support ARM: at91: usb_a9g20/dt: add leds support ARM: at91/pio: add new PIO3 features ARM: at91: add sam9_smc.o to at91sam9x5 build ARM: at91/tc/clocksource: Add 32 bit variant to Timer Counter ARM: at91/tc: add device tree support to atmel_tclib ...
2012-03-21Merge branch 'next' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/benh/powerpc Pull powerpc merge from Benjamin Herrenschmidt: "Here's the powerpc batch for this merge window. It is going to be a bit more nasty than usual as in touching things outside of arch/powerpc mostly due to the big iSeriesectomy :-) We finally got rid of the bugger (legacy iSeries support) which was a PITA to maintain and that nobody really used anymore. Here are some of the highlights: - Legacy iSeries is gone. Thanks Stephen ! There's still some bits and pieces remaining if you do a grep -ir series arch/powerpc but they are harmless and will be removed in the next few weeks hopefully. - The 'fadump' functionality (Firmware Assisted Dump) replaces the previous (equivalent) "pHyp assisted dump"... it's a rewrite of a mechanism to get the hypervisor to do crash dumps on pSeries, the new implementation hopefully being much more reliable. Thanks Mahesh Salgaonkar. - The "EEH" code (pSeries PCI error handling & recovery) got a big spring cleaning, motivated by the need to be able to implement a new backend for it on top of some new different type of firwmare. The work isn't complete yet, but a good chunk of the cleanups is there. Note that this adds a field to struct device_node which is not very nice and which Grant objects to. I will have a patch soon that moves that to a powerpc private data structure (hopefully before rc1) and we'll improve things further later on (hopefully getting rid of the need for that pointer completely). Thanks Gavin Shan. - I dug into our exception & interrupt handling code to improve the way we do lazy interrupt handling (and make it work properly with "edge" triggered interrupt sources), and while at it found & fixed a wagon of issues in those areas, including adding support for page fault retry & fatal signals on page faults. - Your usual random batch of small fixes & updates, including a bunch of new embedded boards, both Freescale and APM based ones, etc..." I fixed up some conflicts with the generalized irq-domain changes from Grant Likely, hopefully correctly. * 'next' of git://git.kernel.org/pub/scm/linux/kernel/git/benh/powerpc: (141 commits) powerpc/ps3: Do not adjust the wrapper load address powerpc: Remove the rest of the legacy iSeries include files powerpc: Remove the remaining CONFIG_PPC_ISERIES pieces init: Remove CONFIG_PPC_ISERIES powerpc: Remove FW_FEATURE ISERIES from arch code tty/hvc_vio: FW_FEATURE_ISERIES is no longer selectable powerpc/spufs: Fix double unlocks powerpc/5200: convert mpc5200 to use of_platform_populate() powerpc/mpc5200: add options to mpc5200_defconfig powerpc/mpc52xx: add a4m072 board support powerpc/mpc5200: update mpc5200_defconfig to fit for charon board Documentation/powerpc/mpc52xx.txt: Checkpatch cleanup powerpc/44x: Add additional device support for APM821xx SoC and Bluestone board powerpc/44x: Add support PCI-E for APM821xx SoC and Bluestone board MAINTAINERS: Update PowerPC 4xx tree powerpc/44x: The bug fixed support for APM821xx SoC and Bluestone board powerpc: document the FSL MPIC message register binding powerpc: add support for MPIC message register API powerpc/fsl: Added aliased MSIIR register address to MSI node in dts powerpc/85xx: mpc8548cds - add 36-bit dts ...
2012-03-21Merge branch 'for-linus' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs Pull vfs pile 1 from Al Viro: "This is _not_ all; in particular, Miklos' and Jan's stuff is not there yet." * 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs: (64 commits) ext4: initialization of ext4_li_mtx needs to be done earlier debugfs-related mode_t whack-a-mole hfsplus: add an ioctl to bless files hfsplus: change finder_info to u32 hfsplus: initialise userflags qnx4: new helper - try_extent() qnx4: get rid of qnx4_bread/qnx4_getblk take removal of PF_FORKNOEXEC to flush_old_exec() trim includes in inode.c um: uml_dup_mmap() relies on ->mmap_sem being held, but activate_mm() doesn't hold it um: embed ->stub_pages[] into mmu_context gadgetfs: list_for_each_safe() misuse ocfs2: fix leaks on failure exits in module_init ecryptfs: make register_filesystem() the last potential failure exit ntfs: forgets to unregister sysctls on register_filesystem() failure logfs: missing cleanup on register_filesystem() failure jfs: mising cleanup on register_filesystem() failure make configfs_pin_fs() return root dentry on success configfs: configfs_create_dir() has parent dentry in dentry->d_parent configfs: sanitize configfs_create() ...
2012-03-20ibmasmfs: make register_filesystem the last failure exitAl Viro
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
2012-03-20tidy up after d_make_root() conversionAl Viro
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
2012-03-20switch open-coded instances of d_make_root() to new helperAl Viro
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
2012-03-20Merge tag 'tty-3.3' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/ttyLinus Torvalds
Pull TTY/serial patches from Greg KH: "tty and serial merge for 3.4-rc1 Here's the big serial and tty merge for the 3.4-rc1 tree. There's loads of fixes and reworks in here from Jiri for the tty layer, and a number of patches from Alan to help try to wrestle the vt layer into a sane model. Other than that, lots of driver updates and fixes, and other minor stuff, all detailed in the shortlog." * tag 'tty-3.3' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty: (132 commits) serial: pxa: add clk_prepare/clk_unprepare calls TTY: Wrong unicode value copied in con_set_unimap() serial: PL011: clear pending interrupts serial: bfin-uart: Don't access tty circular buffer in TX DMA interrupt after it is reset. vt: NULL dereference in vt_do_kdsk_ioctl() tty: serial: vt8500: fix annotations for probe/remove serial: remove back and forth conversions in serial_out_sync serial: use serial_port_in/out vs serial_in/out in 8250 serial: introduce generic port in/out helpers serial: reduce number of indirections in 8250 code serial: delete useless void casts in 8250.c serial: make 8250's serial_in shareable to other drivers. serial: delete last unused traces of pausing I/O in 8250 pch_uart: Add module parameter descriptions pch_uart: Use existing default_baud in setup_console pch_uart: Add user_uartclk parameter pch_uart: Add Fish River Island II uart clock quirks pch_uart: Use uartclk instead of base_baud mpc5200b/uart: select more tolerant uart prescaler on low baudrates tty: moxa: fix bit test in moxa_start() ...
2012-03-20Merge tag 'char-misc-3.3' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc Pull char and misc patches for 3.4-rc1 from Greg KH: "Not much here, just a few minor fixes and some conversions to the module_*_driver() functions, making the codebase smaller." * tag 'char-misc-3.3' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc: misc: bmp085: Use unsigned long to store jiffies char/ramoops: included linux/err.h twice misc: bmp085: Handle jiffies overflow correctly misc: fsa9480: Remove obsolete cleanup for clientdata char: Fix typo in tlclk.c char: Fix typo in viotape.c cs5535-mfgpt: don't call __init function from __devinit MISC: convert drivers/misc/* to use module_spi_driver() MISC: convert drivers/misc/* to use module_i2c_driver() MISC: convert drivers/misc/* to use module_platform_driver()
2012-03-08TTY: remove re-assignments to tty_driver membersJiri Slaby
All num, magic and owner are set by alloc_tty_driver. No need to re-set them on each allocation site. pti driver sets something different to what it passes to alloc_tty_driver. It is not a bug, since we don't use the lines parameter in any way. Anyway this is fixed, and now we do the right thing. Signed-off-by: Jiri Slaby <jslaby@suse.cz> Acked-by: Tilman Schmidt <tilman@imap.cc> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2012-03-08TTY: remove minor_num from tty_driverJiri Slaby
It was added back in 2004 and never used for anything real. Remove the only assignment in the tree as well. Signed-off-by: Jiri Slaby <jslaby@suse.cz> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2012-03-05c2port: class_create() returns an ERR_PTRDan Carpenter
class_create() doesn't return a NULL, it only returns ERR_PTRs. Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2012-03-02misc: bmp085: Use unsigned long to store jiffiesBernhard Walle
This fixes following compilation warning: drivers/misc/bmp085.c: In function ‘bmp085_get_pressure’: drivers/misc/bmp085.c:238:4: warning: comparison of distinct pointer types lacks a cast [enabled by default] Signed-off-by: Bernhard Walle <bernhard@bwalle.de> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2012-03-01ARM: at91/tc/clocksource: Add 32 bit variant to Timer CounterNicolas Ferre
Some SoC have a 32 bit variant of Timer Counter Blocks. We do not need the chaining of two 16 bit counters anymore for them. The SoC nature is deduced from the device tree "compatible" string. For non-device-tree configurations, backward compatibility is maintained by using the default 16 bit counter configuration. This patch addresses both the atmel_tclib and its user: tcb_clksrc clocksource. Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com> Acked-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com> Acked-by: Grant Likely <grant.likely@secretlab.ca>
2012-03-01ARM: at91/tc: add device tree support to atmel_tclibNicolas Ferre
Device tree support added to atmel_tclib: the generic Timer Counter library. This is used by the clocksource/clockevent driver tcb_clksrc. The current DT enabled platforms are also modified to use it: - .dtsi files are modified to add Timer Counter Block entries - alias are created to allow identification of each block - clkdev lookup tables are added for clocks identification. Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com> Acked-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com> Acked-by: Grant Likely <grant.likely@secretlab.ca>
2012-03-01ARM: at91/tclib: take iomem size from resourceNicolas Ferre
Requesting iomem region and ioremaping is now done using the resource size specified instead of a constant value. Each <SoC>_device.c file is modified accordingly to reflect actual user interface size. Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com> Acked-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
2012-02-27carma-fpga: fix race between data dumping and DMA callbackIra Snyder
When the system is under heavy load, we occasionally saw a problem where the system would get a legitimate interrupt when they should be disabled. This was caused by the data_dma_cb() DMA callback unconditionally re-enabling FPGA interrupts even when data dumping is disabled. When data dumping was re-enabled, the irq handler would fire while a DMA was in progress. The "BUG_ON(priv->inflight != NULL);" during the second invocation of the DMA callback caused the system to crash. To fix the issue, the priv->enabled boolean is moved under the protection of the priv->lock spinlock. The DMA callback checks the boolean to know whether to re-enable FPGA interrupts before it returns. Now that it is fixed, the driver keeps FPGA interrupts disabled when it expects that they are disabled, fixing the bug. Signed-off-by: Ira W. Snyder <iws@ovro.caltech.edu> Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org> Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
2012-02-27carma-fpga: fix lockdep warningIra Snyder
Lockdep occasionally complains with the message: INFO: HARDIRQ-safe -> HARDIRQ-unsafe lock order detected This is caused by calling videobuf_dma_unmap() under spin_lock_irq(). To fix the warning, we drop the lock before unmapping and freeing the buffer. Signed-off-by: Ira W. Snyder <iws@ovro.caltech.edu> Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org> Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
2012-02-24misc: bmp085: Handle jiffies overflow correctlyBernhard Walle
By using the time_is_before_jiffies() macro instead of normal arithmetic, the jiffies overflow is handled correctly. Signed-off-by: Bernhard Walle <bernhard@bwalle.de> Acked-by: Arnd Bergmann <arnd@arndb.de> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2012-02-24misc: fsa9480: Remove obsolete cleanup for clientdataWolfram Sang
A few new i2c-drivers came into the kernel which clear the clientdata-pointer on exit or error. This is obsolete meanwhile, the core will do it. Signed-off-by: Wolfram Sang <w.sang@pengutronix.de> Acked-by: Kyungmin Park <kyungmin.park@samsung.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2012-02-10Merge tag 'tty-3.3-rc3' tty-nextGreg Kroah-Hartman
This is needed to handle the 8250 file merge mess properly for future patches. Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2012-02-09Merge tag 'char-misc-3.3-rc3' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc Minor char-misc fixes for 3.3-rc3 Nothing big here, some Kconfig fixes for the MISC_DEVICES config option that was being used incorrectly, and some other minor bug fixes. Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> * tag 'char-misc-3.3-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc: mmc: cb710 core: Add missing spin_lock_init for irq_lock of struct cb710_chip cs5535-mfgpt: don't call __init function from __devinit vmw_balloon: fix for a -Wuninitialized warning drivers: misc: Remove MISC_DEVICES config option c2port: fix build error for duramar2150 due to missing header.
2012-02-09cs5535-mfgpt: don't call __init function from __devinitDanny Kukawka
Fix and reset_all_timers() to be __devinit and not __init since the function gets called from cs5535_mfgpt_probe which is __devinit. Signed-off-by: Danny Kukawka <danny.kukawka@bisect.de> Acked-by: Andres Salomon <dilinger@queued.net> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2012-02-03lkdtm: avoid calling lkdtm_do_action() with spinlock heldCong Wang
lkdtm_do_action() may call sleeping functions like kmalloc(), so do not call it with spin lock held. Signed-off-by: WANG Cong <xiyou.wangcong@gmail.com> Cc: Prarit Bhargava <prarit@redhat.com> Cc: Arnd Bergmann <arnd@arndb.de> Cc: Greg Kroah-Hartman <greg@kroah.com> Reviewed-by: Dave Young <dyoung@redhat.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2012-02-02mmc: cb710 core: Add missing spin_lock_init for irq_lock of struct cb710_chipAxel Lin
Signed-off-by: Axel Lin <axel.lin@gmail.com> Acked-by: Michał Mirosław <mirq-linux@rere.qmqm.pl> Cc: stable <stable@vger.kernel.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2012-02-02cs5535-mfgpt: don't call __init function from __devinitDanny Kukawka
Fix scan_timers() to be __devinit and not __init since the function get called from cs5535_mfgpt_probe which is __devinit. Signed-off-by: Danny Kukawka <danny.kukawka@bisect.de> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2012-02-02vmw_balloon: fix for a -Wuninitialized warningDanny Kukawka
Fix for a -Wuninitialized compiler warning. Changed return value of vmballoon_send_lock_page() from bool to int to be able to distinguish between the error cases to avoid uninitialized use of hv_status in vmballoon_reserve_page() Signed-off-by: Danny Kukawka <danny.kukawka@bisect.de> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2012-02-02TTY: use tty_standard_installJiri Slaby
Use the helper in the rest of the tty drivers. This is a simple replacement. Signed-off-by: Jiri Slaby <jslaby@suse.cz> Acked-by: Alan Cox <alan@linux.intel.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2012-01-24MISC: convert drivers/misc/* to use module_spi_driver()Axel Lin
This patch converts the drivers in drivers/misc/* to use the module_spi_driver() macro which makes the code smaller and a bit simpler. Signed-off-by: Axel Lin <axel.lin@gmail.com> Cc: Michael Hennerich <hennerich@blackfin.uclinux.org> Cc: Anatolij Gustschin <agust@denx.de> Cc: Daniel Mack <zonque@gmail.com> Acked-by: Michael Hennerich <michael.hennerich@analog.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2012-01-24MISC: convert drivers/misc/* to use module_i2c_driver()Axel Lin
This patch converts the drivers in drivers/misc/* to use the module_i2c_driver() macro which makes the code smaller and a bit simpler. Signed-off-by: Axel Lin <axel.lin@gmail.com> Cc: Michael Hennerich <hennerich@blackfin.uclinux.org> Cc: Anantha Narayanan <Anantha.Narayanan@intel.com> Cc: Hemanth V <hemanthv@ti.com> Cc: Christoph Mair <christoph.mair@gmail.com> Cc: Grant Likely <grant.likely@secretlab.ca> Cc: Ben Gardner <bgardner@wabtec.com> Cc: Minkyu Kang <mk7.kang@samsung.com> Cc: Kalhan Trisal <kalhan.trisal@intel.com> Cc: Darrick J. Wong <djwong@us.ibm.com> Cc: Daniel Mack <zonque@gmail.com> Cc: Rodolfo Giometti <giometti@linux.it> Acked-by: Arnd Bergmann <arnd@arndb.de> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2012-01-24MISC: convert drivers/misc/* to use module_platform_driver()Axel Lin
This patch converts the drivers in drivers/misc/* to use the module_platform_driver() macro which makes the code smaller and a bit simpler. Signed-off-by: Axel Lin <axel.lin@gmail.com> Acked-by: Ira W. Snyder <iws@ovro.caltech.edu> Cc: Pavan Savoy <pavan_savoy@ti.com> Cc: Donggeun Kim <dg77.kim@samsung.com> Acked-By: Pratyush Anand <pratyush.anand@st.com> Acked-by: Arnd Bergmann <arnd@arndb.de> Acked-by: Pratyush Anand <pratyush.anand@st.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2012-01-24drivers: misc: Remove MISC_DEVICES config optionFabio Estevam
MISC_DEVICES option alone does not select any kernel code and can cause dependency build warnings, such as: warning: (KS8851 && AX88796_93CX6 && RTL8180 && RTL8187 && ADM8211 && RT2400PCI && RT2500PCI && RT61PCI && RT2800PCI && R8187SE) selects EEPROM_93CX6 which has unmet direct dependencies (MISC_DEVICES) As the current drivers/misc/Kconfig stands, it is only possible to select the drivers below if MISC_DEVICES option is selected: source "drivers/misc/c2port/Kconfig" source "drivers/misc/eeprom/Kconfig" source "drivers/misc/cb710/Kconfig" source "drivers/misc/iwmc3200top/Kconfig" source "drivers/misc/ti-st/Kconfig" source "drivers/misc/lis3lv02d/Kconfig" source "drivers/misc/carma/Kconfig" source "drivers/misc/altera-stapl/Kconfig" So remove MISC_DEVICES option so that nothing is dependant on it. Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com> Acked-by: Arnd Bergmann <arnd@arndb.de> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2012-01-24c2port: fix build error for duramar2150 due to missing header.Paul Gortmaker
This file needs the basic headers for resource management, otherwise we will see this build error: CC [M] drivers/misc/c2port/c2port-duramar2150.o drivers/misc/c2port/c2port-duramar2150.c: In function ‘duramar2150_c2port_init’: drivers/misc/c2port/c2port-duramar2150.c:125:2: error: implicit declaration of function ‘request_region’ [-Werror=implicit-function-declaration] drivers/misc/c2port/c2port-duramar2150.c:139:2: error: implicit declaration of function ‘release_region’ [-Werror=implicit-function-declaration] Signed-off-by: Paul Gortmaker <paul.gortmaker@windriver.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2012-01-17Merge branch 'next' of git://git.infradead.org/users/vkoul/slave-dmaLinus Torvalds
* 'next' of git://git.infradead.org/users/vkoul/slave-dma: (53 commits) ARM: mach-shmobile: specify CHCLR registers on SH7372 dma: shdma: fix runtime PM: clear channel buffers on reset dma/imx-sdma: save irq flags when use spin_lock in sdma_tx_submit dmaengine/ste_dma40: clear LNK on channel startup dmaengine: intel_mid_dma: remove legacy pm interface ASoC: mxs: correct 'direction' of device_prep_dma_cyclic dmaengine: intel_mid_dma: error path fix dmaengine: intel_mid_dma: locking and freeing fixes mtd: gpmi-nand: move to dma_transfer_direction mtd: fix compile error for gpmi-nand mmc: mxs-mmc: fix the dma_transfer_direction migration dmaengine: add DMA_TRANS_NONE to dma_transfer_direction dma: mxs-dma: Don't use CLKGATE bits in CTRL0 to disable DMA channels dma: mxs-dma: make mxs_dma_prep_slave_sg() multi user safe dma: mxs-dma: Always leave mxs_dma_init() with the clock disabled. dma: mxs-dma: fix a typo in comment DMA: PL330: Remove pm_runtime_xxx calls from pl330 probe/remove video i.MX IPU: Fix display connections i.MX IPU DMA: Fix wrong burstsize settings dmaengine/ste_dma40: allow fixed physical channel ... Fix up conflicts in drivers/dma/{Kconfig,mxs-dma.c,pl330.c} The conflicts looked pretty trivial, but I'll ask people to verify them.
2012-01-14Merge tag 'for-linus' of git://github.com/rustyrussell/linuxLinus Torvalds
Autogenerated GPG tag for Rusty D1ADB8F1: 15EE 8D6C AB0E 7F0C F999 BFCB D920 0E6C D1AD B8F1 * tag 'for-linus' of git://github.com/rustyrussell/linux: module_param: check that bool parameters really are bool. intelfbdrv.c: bailearly is an int module_param paride/pcd: fix bool verbose module parameter. module_param: make bool parameters really bool (drivers & misc) module_param: make bool parameters really bool (arch) module_param: make bool parameters really bool (core code) kernel/async: remove redundant declaration. printk: fix unnecessary module_param_name. lirc_parallel: fix module parameter description. module_param: avoid bool abuse, add bint for special cases. module_param: check type correctness for module_param_array modpost: use linker section to generate table. modpost: use a table rather than a giant if/else statement. modules: sysfs - export: taint, coresize, initsize kernel/params: replace DEBUGP with pr_debug module: replace DEBUGP with pr_debug module: struct module_ref should contains long fields module: Fix performance regression on modules with large symbol tables module: Add comments describing how the "strmap" logic works Fix up conflicts in scripts/mod/file2alias.c due to the new linker- generated table approach to adding __mod_*_device_table entries. The ARM sa11x0 mcp bus needed to be converted to that too.
2012-01-13Merge branch 'for-next' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/sameo/mfd-2.6 * 'for-next' of git://git.kernel.org/pub/scm/linux/kernel/git/sameo/mfd-2.6: (59 commits) rtc: max8925: Add function to work as wakeup source mfd: Add pm ops to max8925 mfd: Convert aat2870 to dev_pm_ops mfd: Still check other interrupts if we get a wm831x touchscreen IRQ mfd: Introduce missing kfree in 88pm860x probe routine mfd: Add S5M series configuration mfd: Add s5m series irq driver mfd: Add S5M core driver mfd: Improve mc13xxx dt binding document mfd: Fix stmpe section mismatch mfd: Fix stmpe build warning mfd: Fix STMPE I2c build failure mfd: Constify aat2870-core i2c_device_id table gpio: Add support for stmpe variant 801 mfd: Add support for stmpe variant 801 mfd: Add support for stmpe variant 610 mfd: Add support for STMPE SPI interface mfd: Separate out STMPE controller and interface specific code misc: Remove max8997-muic sysfs attributes mfd: Remove unused wm831x_irq_data_to_mask_reg() ... Fix up trivial conflict in drivers/leds/Kconfig due to addition of LEDS_MAX8997 and LEDS_TCA6507 next to each other.
2012-01-13module_param: make bool parameters really bool (drivers & misc)Rusty Russell
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. It's time to remove the int/unsigned int option. For this version it'll simply give a warning, but it'll break next kernel version. Acked-by: Mauro Carvalho Chehab <mchehab@redhat.com> Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
2012-01-13module_param: check type correctness for module_param_arrayRusty Russell
module_param_array(), unlike its non-array cousins, didn't check the type of the variable. Fixing this found two bugs. Cc: Luca Risolia <luca.risolia@studio.unibo.it> Cc: Mauro Carvalho Chehab <mchehab@infradead.org> Cc: Eric Piel <eric.piel@tremplin-utc.net> Cc: linux-media@vger.kernel.org Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
2012-01-09Merge branch 'char-misc-next' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc * 'char-misc-next' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc: isl29020: Remove a redundant semi-colon from return statement BMP085: Remove redundant semi-colon from return statement drivers:misc: ti-st: DEBUG uart, baud rate mods drivers:misc: ti-st: flush UART upon fw failure drivers:misc: ti-st: protect registrations char_dev.c: fix up some whitespace errors s390: tape_class.h: remove kobj_map.h inclusion misc: ad525x_dpot: Add support for SPI module device table matching
2012-01-09misc: Remove max8997-muic sysfs attributesDonggeun Kim
The 'switch' sysfs attribute is used for showing and setting the switch state of the device. However, setting it from the userspace focibly is not appropriate. And showing the state can be handled from other places (e.g. external connector) in a unified manner. This patch removes the sysfs attribute. Plus, uevent messages for interrupts are also removed. The initial max8997-muic driver is merged at: git://git.kernel.org/pub/scm/linux/kernel/git/sameo/mfd-2.6.git for-next Signed-off-by: Donggeun Kim <dg77.kim@samsung.com> Signed-off-by: MyungJoo Ham <myungjoo.ham@samsung.com> Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com> Acked-by: Greg Kroah-Hartman <gregkh@suse.de> Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
2012-01-09mfd: Unify abx500 headers in mfd/abx500Linus Walleij
This moves all the header files related to the abx500 family into a common include directory below mfd. From now on we place any subchip header in that directory. Headers previously in e.g. <linux/mfd/ab8500/gpio.h> get prefixed and are now e.g. <linux/mfd/abx500/ab8500-gpio.h>. The top-level abstract interface remains in <linux/mfd/abx500.h>. Signed-off-by: Linus Walleij <linus.walleij@linaro.org> Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
2012-01-09misc: Add driver support for MAX8997 MUICDonggeun Kim
The MUIC function in MAX8997 device can be used as a USB port detector and switch. This patch supports the MUIC feature of MAX8997. Signed-off-by: Donggeun Kim <dg77.kim@samsung.com> Signed-off-by: MyungJoo Ham <myungjoo.ham@samsung.com> Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com> Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
2012-01-08Merge branch 'for-linus' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/jikos/trivial * 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/trivial: (53 commits) Kconfig: acpi: Fix typo in comment. misc latin1 to utf8 conversions devres: Fix a typo in devm_kfree comment btrfs: free-space-cache.c: remove extra semicolon. fat: Spelling s/obsolate/obsolete/g SCSI, pmcraid: Fix spelling error in a pmcraid_err() call tools/power turbostat: update fields in manpage mac80211: drop spelling fix types.h: fix comment spelling for 'architectures' typo fixes: aera -> area, exntension -> extension devices.txt: Fix typo of 'VMware'. sis900: Fix enum typo 'sis900_rx_bufer_status' decompress_bunzip2: remove invalid vi modeline treewide: Fix comment and string typo 'bufer' hyper-v: Update MAINTAINERS treewide: Fix typos in various parts of the kernel, and fix some comments. clockevents: drop unknown Kconfig symbol GENERIC_CLOCKEVENTS_MIGR gpio: Kconfig: drop unknown symbol 'CS5535_GPIO' leds: Kconfig: Fix typo 'D2NET_V2' sound: Kconfig: drop unknown symbol ARCH_CLPS7500 ... Fix up trivial conflicts in arch/powerpc/platforms/40x/Kconfig (some new kconfig additions, close to removed commented-out old ones)
2012-01-08Merge branch 'for-linus2' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs * 'for-linus2' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs: (165 commits) reiserfs: Properly display mount options in /proc/mounts vfs: prevent remount read-only if pending removes vfs: count unlinked inodes vfs: protect remounting superblock read-only vfs: keep list of mounts for each superblock vfs: switch ->show_options() to struct dentry * vfs: switch ->show_path() to struct dentry * vfs: switch ->show_devname() to struct dentry * vfs: switch ->show_stats to struct dentry * switch security_path_chmod() to struct path * vfs: prefer ->dentry->d_sb to ->mnt->mnt_sb vfs: trim includes a bit switch mnt_namespace ->root to struct mount vfs: take /proc/*/mounts and friends to fs/proc_namespace.c vfs: opencode mntget() mnt_set_mountpoint() vfs: spread struct mount - remaining argument of next_mnt() vfs: move fsnotify junk to struct mount vfs: move mnt_devname vfs: move mnt_list to struct mount vfs: switch pnode.h macros to struct mount * ...
2012-01-04isl29020: Remove a redundant semi-colon from return statementJesper Juhl
One is enough. Signed-off-by: Jesper Juhl <jj@chaosbits.net> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2012-01-04BMP085: Remove redundant semi-colon from return statementJesper Juhl
Just a single ";" will do nicely. Signed-off-by: Jesper Juhl <jj@codesealer.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2012-01-04drivers:misc: ti-st: DEBUG uart, baud rate modsPavan Savoy
To debug different UARTs at different baud-rates connected to the WiLink connectivity combo-chipset, this patch enables the debugging code so that upon boot different UARTs at different baud-rates can be tried out to verify the interface with WiLink. Signed-off-by: Pavan Savoy <pavan_savoy@ti.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2012-01-04drivers:misc: ti-st: flush UART upon fw failurePavan Savoy
Upon failure to read firmware version from chip or upon failure in responses to firmware download the UART needs to be flushed of its existing buffers so that the UIM can restart UART properly. Signed-off-by: Pavan Savoy <pavan_savoy@ti.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>