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2012-01-09net: correct lock name in dev_[uc/mc]_sync documentations.Jiri Pirko
Signed-off-by: Jiri Pirko <jpirko@redhat.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2012-01-09Merge branch 'staging-next' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging * 'staging-next' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging: (466 commits) net/hyperv: Add support for jumbo frame up to 64KB net/hyperv: Add NETVSP protocol version negotiation net/hyperv: Remove unnecessary kmap_atomic in netvsc driver staging/rtl8192e: Register against lib80211 staging/rtl8192e: Convert to lib80211_crypt_info staging/rtl8192e: Convert to lib80211_crypt_data and lib80211_crypt_ops staging/rtl8192e: Add lib80211.h to rtllib.h staging/mei: add watchdog device registration wrappers drm/omap: GEM, deal with cache staging: vt6656: int.c, int.h: Change return of function to void staging: usbip: removed unused definitions from header staging: usbip: removed dead code from receive function staging:iio: Drop {mark,unmark}_in_use callbacks staging:iio: Drop buffer mark_param_change callback staging:iio: Drop the unused buffer enable() and is_enabled() callbacks staging:iio: Drop buffer busy flag staging:iio: Make sure a device is only opened once at a time staging:iio: Disallow modifying buffer size when buffer is enabled staging:iio: Disallow changing scan elements in all buffered modes staging:iio: Use iio_buffer_enabled instead of open coding it ... Fix up conflict in drivers/staging/iio/adc/ad799x_core.c (removal of module_init due to using module_i2c_driver() helper, next to removal of MODULE_ALIAS due to using MODULE_DEVICE_TABLE instead).
2012-01-09Merge branch 'usb-next' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb * 'usb-next' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb: (232 commits) USB: Add USB-ID for Multiplex RC serial adapter to cp210x.c xhci: Clean up 32-bit build warnings. USB: update documentation for usbmon usb: usb-storage doesn't support dynamic id currently, the patch disables the feature to fix an oops drivers/usb/class/cdc-acm.c: clear dangling pointer drivers/usb/dwc3/dwc3-pci.c: introduce missing kfree drivers/usb/host/isp1760-if.c: introduce missing kfree usb: option: add ZD Incorporated HSPA modem usb: ch9: fix up MaxStreams helper USB: usb-skeleton.c: cleanup open_count USB: usb-skeleton.c: fix open/disconnect race xhci: Properly handle COMP_2ND_BW_ERR USB: remove dead code from suspend/resume path USB: add quirk for another camera drivers: usb: wusbcore: Fix dependency for USB_WUSB xhci: Better debugging for critical host errors. xhci: Be less verbose during URB cancellation. xhci: Remove debugging about ring structure allocation. xhci: Remove debugging about toggling cycle bits. xhci: Remove debugging for individual transfers. ...
2012-01-09Merge branch 'tty-next' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty * 'tty-next' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty: (65 commits) tty: serial: imx: move del_timer_sync() to avoid potential deadlock imx: add polled io uart methods imx: Add save/restore functions for UART control regs serial/imx: let probing fail for the dt case without a valid alias serial/imx: propagate error from of_alias_get_id instead of using -ENODEV tty: serial: imx: Allow UART to be a source for wakeup serial: driver for m32 arch should not have DEC alpha errata serial/documentation: fix documented name of DCD cpp symbol atmel_serial: fix spinlock lockup in RS485 code tty: Fix memory leak in virtual console when enable unicode translation serial: use DIV_ROUND_CLOSEST instead of open coding it serial: add support for 400 and 800 v3 series Titan cards serial: bfin-uart: Remove ASYNC_CTS_FLOW flag for hardware automatic CTS. serial: bfin-uart: Enable hardware automatic CTS only when CTS pin is available. serial: make FSL errata depend on 8250_CONSOLE, not just 8250 serial: add irq handler for Freescale 16550 errata. serial: manually inline serial8250_handle_port serial: make 8250 timeout use the specified IRQ handler serial: export the key functions for an 8250 IRQ handler serial: clean up parameter passing for 8250 Rx IRQ handling ...
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
2012-01-09mtd: Fix dependency for MTD_DOC200xFabio Estevam
Fix the following build warning: warning: (MTD_DOC2000 && MTD_DOC2001 && MTD_DOC2001PLUS) selects MTD_NAND_IDS which has unmet direct dependencies (MTD && MTD_NAND) Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com> Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com> Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
2012-01-09mtd: do not use mtd->block_markbad directlyArtem Bityutskiy
Instead, use the new 'mtd_can_have_bb()', or just rely on 'mtd_block_markbad()' return code, which will be -EOPNOTSUPP if bad blocks are not supported. Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com> Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
2012-01-09logfs: do not use 'mtd->block_isbad' directlyArtem Bityutskiy
Instead, use the new 'mtd_can_have_bb()' helper. Cc: Jörn Engel <joern@logfs.org> Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com> Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
2012-01-09mtd: introduce mtd_can_have_bb helperArtem Bityutskiy
This patch introduces new 'mtd_can_have_bb()' helper function which checks whether the flash can have bad eraseblocks. Then it changes all the direct 'mtd->block_isbad' use cases with 'mtd_can_have_bb()'. Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com> Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
2012-01-09mtd: do not use mtd->suspend and mtd->resume directlyArtem Bityutskiy
Just call the 'mtd_suspend()' and 'mtd_resume()' - they will do nothing if the operation is not defined. Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com> Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
2012-01-09mtd: do not use mtd->lock, unlock and is_locked directlyArtem Bityutskiy
Instead, call the corresponding MTD API function which will return '-EOPNOTSUPP' if the operation is not supported. Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com> Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
2012-01-09mtd: do not use mtd->sync directlyArtem Bityutskiy
This patch teaches 'mtd_sync()' to do nothing when the MTD driver does not have the '->sync()' method, which allows us to remove all direct 'mtd->sync' accesses. Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com> Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
2012-01-09mtd: harmonize mtd_writev usageArtem Bityutskiy
This patch makes the 'mtd_writev()' function more usable and logical. We first teach it to fall-back to the 'default_mtd_writev()' function if the MTD driver does not define its own '->writev()' method. Then we make block2mtd and JFFS2 just 'mtd_writev()' instead of 'default_mtd_writev()' function. This means we can now stop exporting 'default_mtd_writev()' and instead, export 'mtd_writev()'. This is much cleaner and more logical, as well as allows us to get read of another direct 'mtd->writev' access in JFFS2. Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com> Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
2012-01-09mtd: do not use mtd->lock_user_prot_reg directlyArtem Bityutskiy
Instead, check the -EOPNOTSUPP return code of 'mtd_lock_user_prot_reg()'. Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com> Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
2012-01-09mtd: mtd->write_user_prot_reg directlyArtem Bityutskiy
Instead, just call 'mtd_write_user_prot_reg()' and check the '-EOPNOTSUPP' return code. Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com> Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
2012-01-09mtd: do not use mtd->read_*_prot_reg directlyArtem Bityutskiy
Instead, call 'mtd_read_*_prot_info()' and check for -EOPNOTSUPP. Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com> Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
2012-01-09mtd: do not use mtd->get_*_prot_info directlyArtem Bityutskiy
Instead, call 'mtd_get_*_prot_info()' and check for '-EOPNOTSUPP'. While on it, fix the return code from '-EOPNOTSUPP' to '-EINVAL' for the case when the mode parameter is invalid. Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com> Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
2012-01-09mtd: do not use mtd->read_oob directlyArtem Bityutskiy
Instead of checking whether 'mtd->read_oob' is defined, just call 'mtd_read_oob()' and handle the '-EOPNOTSUPP' error which will be returned if the function is undefined. Additionally, make 'mtd_write_oob()' return '-EOPNOTSUPP' if the function is undefined. Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com> Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
2012-01-09mtd: mtdoops: do not use mtd->panic_write directlyArtem Bityutskiy
Instead of checking if 'mtd->panic_write' is defined, call 'mtd_panic_write()' and check the error code - '-EOPNOTSUPP' will be returned if the function is not defined. Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com> Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
2012-01-09romfs: do not use mtd->get_unmapped_area directlyArtem Bityutskiy
Remove direct usage of mtd->get_unmapped_area. Instead, just call 'mtd_get_unmapped_area()' which will return -EOPNOTSUPP if the function is not implemented, and then test for this code. We also translate -EOPNOTSUPP to -ENOSYS because this return code is probably part of the kernel ABI which we do not want to break. Cc: linux-fsdevel@vger.kernel.org Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com> Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
2012-01-09mtd: do not use mtd->get_unmapped_area directlyArtem Bityutskiy
Remove direct usage of mtd->get_unmapped_area. Instead, just call 'mtd_get_unmapped_area()' which will return -EOPNOTSUPP if the function is not implemented and test for this error code. Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com> Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
2012-01-09mtd: do use mtd->point directlyArtem Bityutskiy
Remove direct usage of the "mtd->point" function pointer. Instead, test the mtd_point() return code for '-EOPNOTSUPP'. Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com> Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
2012-01-09mtd: introduce mtd_has_oob helperArtem Bityutskiy
We are working in the direction of making sure that MTD clients to not use 'mtd->func' pointers directly. In some places we want to know if OOB operations are supported by an MTD device. Introduce 'mtd_has_oob()' helper for these purposes. Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com> Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
2012-01-09mtd: mtdcore: export symbols cleanupArtem Bityutskiy
The mtdcore.c file is a bit inconsistent - some EXPORT_SYMBOL_GPL declarations follow the corresponding functions, some are placed at the end. This patch harmonizes the file so that EXPORT_SYMBOL_GPL declarations follow the corresponding function. It also removes few extra newlines and trailing white-spaces. Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com> Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
2012-01-09mtd: clean-up the default_mtd_writev functionArtem Bityutskiy
1. Teach 'mtd_write()' function to return '-EROFS' if the write method is undefined, and remove the corresponding check from 'default_mtd_writev()'. 2. Do not test 'retlen' for NULL - it cannot be NULL. 3. Few minor coding stile clean-ups. 4. Add a kerneldoc comment Additionally, minor fixes to the kerneldoc comments of the neighbor function. Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com> Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
2012-01-09jffs: remove custom mtd_fake_writev functionArtem Bityutskiy
Instead, use 'default_mtd_writev()' function which MTD provides. Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com> Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
2012-01-09mtd: remove unused default_mtd_readv prototypeArtem Bityutskiy
Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com> Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
2012-01-09mtd: sst25l: kill unused variableArtem Bityutskiy
Fix the following gcc warning: drivers/mtd/devices/sst25l.c: In function ‘sst25l_probe’: drivers/mtd/devices/sst25l.c:381:11: warning: unused variable ‘i’ [-Wunused-variable] Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com> Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
2012-01-09mtd: onenand: kill unused variableArtem Bityutskiy
Fix this gcc warning: drivers/mtd/onenand/onenand_base.c: In function ‘onenand_block_markbad’: drivers/mtd/onenand/onenand_base.c:2636:23: warning: unused variable ‘this’ [-Wunused-variable] Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com> Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
2012-01-09mtd: kill dev_to_mtd helperArtem Bityutskiy
... since it is not needed because the generic 'dev_get_drvdata()' can be used instead. Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com> Acked-by: Mike Frysinger <vapier@gentoo.org> Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
2012-01-09mtd: remove extra retlen assignmentArtem Bityutskiy
MTD functions always assign the 'retlen' argument to 0 at the very beginning - the callers do not have to do this. I used the following semantic patch to find these places: @@ identifier retlen; expression a, b, c, d, e; constant C; type T; @@ ( - retlen = C; | T -retlen = C + retlen ; ) ... when != retlen when exists ( mtd_read(a, b, c, &retlen, d) | mtd_write(a, b, c, &retlen, d) | mtd_panic_write(a, b, c, &retlen, d) | mtd_point(a, b, c, &retlen, d, e) | mtd_read_fact_prot_reg(a, b, c, &retlen, d) | mtd_write_user_prot_reg(a, b, c, &retlen, d) | mtd_read_user_prot_reg(a, b, c, &retlen, d) | mtd_writev(a, b, c, d, &retlen) ) I ran it twice, because there were cases of double zero assigments in mtd tests. Then I went through the patch to verify that spatch did not find any false positives. Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com> Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
2012-01-09mtd: always initialize retlen to zeroArtem Bityutskiy
Make sure that the retlen is set to 0 in case of error. This harmonizes drivers - some set it to 0 in some error cases and do not write anything in other error cases. Now we can do this consistently for all drivers. Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com> Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
2012-01-09mtd: doc: do not initialize mtd_info fields to 0 or NULLArtem Bityutskiy
The 'struct mtd_info' object is allocated with 'kzalloc()', so it contains only zeroes - no need to initialize various fields to 0 or NULL. Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com> Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
2012-01-09mtd: docprobe: use kzalloc insteadArtem Bityutskiy
Instead of calling 'kmalloc()' and them 'memeset(0)', use 'kzalloc()'. Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com> Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
2012-01-09mtd: move mtd->{get,put}_device functions upArtem Bityutskiy
Move the 'get_device()' and 'put_device()' functions up within 'struct mtd_info' to make them be close to other functions. Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com> Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
2012-01-09mtd: introduce mtd_block_markbad interfaceArtem Bityutskiy
Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com> Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
2012-01-09mtd: introduce mtd_block_isbad interfaceArtem Bityutskiy
Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com> Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
2012-01-09mtd: introduce mtd_resume interfaceArtem Bityutskiy
Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com> Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
2012-01-09mtd: introduce mtd_suspend interfaceArtem Bityutskiy
Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com> Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
2012-01-09mtd: introduce mtd_is_locked interfaceArtem Bityutskiy
Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com> Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
2012-01-09mtd: introduce mtd_unlock interfaceArtem Bityutskiy
Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com> Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
2012-01-09mtd: introduce mtd_lock interfaceArtem Bityutskiy
Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com> Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
2012-01-09mtd: introduce mtd_sync interfaceArtem Bityutskiy
Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com> Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
2012-01-09mtd: introduce mtd_writev interfaceArtem Bityutskiy
Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com> Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
2012-01-09mtd: introduce mtd_lock_user_prot_reg interfaceArtem Bityutskiy
Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com> Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
2012-01-09mtd: introduce mtd_write_user_prot_reg interfaceArtem Bityutskiy
Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com> Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
2012-01-09mtd: introduce mtd_read_user_prot_reg interfaceArtem Bityutskiy
Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com> Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
2012-01-09mtd: introduce mtd_get_user_prot_info interfaceArtem Bityutskiy
Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com> Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
2012-01-09mtd: introduce mtd_read_fact_prot_reg interfaceArtem Bityutskiy
Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com> Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
2012-01-09mtd: introduce mtd_get_fact_prot_info interfaceArtem Bityutskiy
Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com> Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>