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* mtd: Introduce mtd_block_isreserved()Ezequiel Garcia2014-07-081-0/+2
| | | | | | | | | | | | | | In addition to mtd_block_isbad(), which checks if a block is bad or reserved, it's needed to check if a block is reserved only (but not bad). This commit adds an MTD interface for it, in a similar fashion to mtd_block_isbad(). While here, fix mtd_block_isbad() so the out-of-bounds checking is done before the callback check. Signed-off-by: Ezequiel Garcia <ezequiel.garcia@free-electrons.com> Tested-by: Pekon Gupta <pekon@ti.com> Signed-off-by: Brian Norris <computersforpeace@gmail.com>
* mtd: Add a retlen parameter to _get_{fact,user}_prot_infoChristian Riesch2014-03-101-8/+8
| | | | | | Signed-off-by: Christian Riesch <christian.riesch@omicron.at> Cc: Artem Bityutskiy <Artem.Bityutskiy@linux.intel.com> Signed-off-by: Brian Norris <computersforpeace@gmail.com>
* mtd: Move major number definitions to major.hEzequiel Garcia2013-11-061-3/+0
| | | | | | | | | This patch moves the char and block major number definitions to major.h to be with the rest of the major numbers. While doing this, include major.h in the files that need it. Signed-off-by: Ezequiel Garcia <ezequiel.garcia@free-electrons.com> Signed-off-by: Brian Norris <computersforpeace@gmail.com>
* mtd: nand: add a helper to detect the nand typeHuang Shijie2013-10-271-0/+5
| | | | | | | | | | | This helper detects that whether the mtd's type is nand type. Now, it's clear that the MTD_NANDFLASH stands for SLC nand only. So use the mtd_type_is_nand() to replace the old check method to do the nand type (include the SLC and MLC) check. Signed-off-by: Huang Shijie <b32955@freescale.com> Signed-off-by: Brian Norris <computersforpeace@gmail.com>
* mtd: add a new ecc_step_size field to mtd_info{}Huang Shijie2013-08-301-0/+3
| | | | | | | | | | | | | | | | | | | In order to implement the NAND boot for some Freescale's chips, such as imx23/imx28/imx50/imx6, we use a tool (called kobs-ng) to burn the uboot and some metadata to nand chip. And the ROM code will use the metadata to configrate the BCH, and to find the uboot. The ECC information(ecc step size, ecc strength) which is used to configrure the BCH is part of the metadata. The kobs-ng can get the ecc strength from the sys node /sys/*/ecc_strength now. But it can not get the ecc step size. This patch adds a new field to store the ecc step size in mtd_info{}, and it makes preparation for the next patches. Signed-off-by: Huang Shijie <b32955@freescale.com> Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com> Signed-off-by: Brian Norris <computersforpeace@gmail.com> Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
* mtd: add 'const' qualifier to a couple of register functionsArtem Bityutskiy2013-04-051-4/+4
| | | | | | | | | | | | | | | 'mtd_device_parse_register()' and 'parse_mtd_partitions()' functions accept a an array of character pointers. These functions modify neither the pointers nor the characters they point to. The characters are actually names of the MTD parsers. At the moment, the argument type is 'const char **', which means that only the names of the parsers are constant. Let's turn the argument type into 'const char * const *', which means that both names and the pointers which point to them are constant. Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com> Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
* mtd: nand: Increase the ecc placement locations to 640Vipin Kumar2012-11-151-1/+1
| | | | | | | | | Few devices like H27UBG8T2CTR have a writesize/oobsize of 8KB/640B. This means that the maximum oobsize has gone up to 640 bytes and consequently the maximum ecc placement locations have also gone up to 640. Signed-off-by: Vipin Kumar <vipin.kumar@st.com> Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com>
* mtd: move mtd_read_oob() definition out of mtd.hBrian Norris2012-07-061-8/+1
| | | | | | | | | mtd_read_oob() will be expanded a little, so don't leave it in the header as a static inline function. Signed-off-by: Brian Norris <computersforpeace@gmail.com> Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com> Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
* mtd: bitflip_threshold added to mtd_info and sysfsMike Dunn2012-05-131-0/+9
| | | | | | | | | | | | | | | | An element 'bitflip_threshold' is added to struct mtd_info, and also exposed as a read/write variable in sysfs. This will be used to determine whether or not mtd_read() returns -EUCLEAN or 0 (absent a hard error). If the driver leaves it as zero, mtd will set it to a default value of ecc_strength. This v2 adds the line that propagates bitflip_threshold from the master to the partitions - thanks Ivan¹. ¹ http://lists.infradead.org/pipermail/linux-mtd/2012-April/040900.html Signed-off-by: Mike Dunn <mikedunn@newsguy.com> Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com> Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
* mtd: ecc_strength is at ecc step granularityMike Dunn2012-05-131-1/+1
| | | | | | | | | | | | | ecc_strength element of mtd_info will be the strength of one ecc step, not of the entire writesize, as was previously planned. This is the appropriate way because, as was pointed out¹, bit errors in excess of the strength of one step can cause a hard error if they all occur within the same ecc region. ¹ http://lists.infradead.org/pipermail/linux-mtd/2012-March/040313.html Signed-off-by: Mike Dunn <mikedunn@newsguy.com> Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com> Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
* mtd: add ecc_strength fields to mtd structsMike Dunn2012-03-271-0/+3
| | | | | | | | | | | | | This adds 'ecc_strength' to struct mtd_info. This stores the maximum number of bit errors that can be corrected in one writesize region. For consistency with the nand code, 'strength' is similiarly added to struct nand_ecc_ctrl. This stores the maximum number of bit errors that can be corrected in one ecc step. Signed-off-by: Mike Dunn <mikedunn@newsguy.com> Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com> Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
* mtd: check for zero length in OTP functionsArtem Bityutskiy2012-03-271-59/+11
| | | | | | | | | | | | | This patch changes all the OTP functions like 'mtd_get_fact_prot_info()' and makes them return zero immediately if the input 'len' parameter is 0. This is not really needed currently, but most of the other functions do this, and it is just consistent to do the same in the OTP functions. This patch also moves the OTP functions from the header file to mtdcore.c because they become a bit too big for being inlined. Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com> Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
* mtd: remove R/O checking duplicationArtem Bityutskiy2012-03-271-0/+2
| | | | | | | | | | | Many drivers check whether the partition is R/O and return -EROFS if yes. Let's stop having duplicated checks and move them to the API functions instead. And again a bit of noise - deleted few too sparse newlines, sorry. Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com> Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
* mtd: add offset and length checks to the API functionArtem Bityutskiy2012-03-271-112/+17
| | | | | | | | | | | | | | | | | | | | | | | | | | Add verification of the offset and length to MTD API functions and verify that MTD device offset and length are within MTD device size. The modified API functions are: 'mtd_erase()' 'mtd_point()' 'mtd_unpoint()' 'mtd_get_unmapped_area()' 'mtd_read()' 'mtd_write()' 'mtd_panic_write()' 'mtd_lock()' 'mtd_unlock()' 'mtd_is_locked()' 'mtd_block_isbad()' 'mtd_block_markbad()' This patch also uninlines these functions and exports in mtdcore.c because they are not performance-critical and do not have to be inlined. Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com> Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
* mtd: return error code from mtd_unpointArtem Bityutskiy2012-03-271-2/+4
| | | | | | | | | | | | | The 'mtd_unpoint()' API function should be able to return an error code because it may fail if you specify incorrect offset. This patch changes this MTD API function and amends all the drivers correspondingly. Also return '-EOPNOTSUPP' from 'mtd_unpoint()' when the '->unpoint()' method is undefined. We do not really need this currently, but this just makes sense to be consistent with 'mtd_point()'. Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com> Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
* mtd: add leading underscore to all mtd functionsArtem Bityutskiy2012-03-271-84/+84
| | | | | | | | | | | | | | | | | | | | | This patch renames all MTD functions by adding a "_" prefix: mtd->erase -> mtd->_erase mtd->read_oob -> mtd->_read_oob ... The reason is that we are re-working the MTD API and from now on it is an error to use MTD function pointers directly - we have a corresponding API call for every pointer. By adding a leading "_" we achieve the following: 1. Make sure we convert every direct pointer users 2. A leading "_" suggests that this interface is internal and it becomes less likely that people will use them directly 3. Make sure all the out-of-tree modules stop compiling and the owners spot the big API change and amend them. Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com> Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
* Merge tag 'for-linus-3.3' of git://git.infradead.org/~dwmw2/mtd-3.3Linus Torvalds2012-02-041-3/+1
|\ | | | | | | | | | | | | | | | | | | | | | | | | | | - Fix a regression in 16-bit Atmel NAND flash which was introduced in 3.1 - Fix breakage with MTD suspend caused by the API rework - Fix a problem with resetting the MX28 BCH module - A couple of other trivial fixes * tag 'for-linus-3.3-20120204' of git://git.infradead.org/~dwmw2/mtd-3.3: Revert "mtd: atmel_nand: optimize read/write buffer functions" mtd: fix MTD suspend jffs2: do not initialize variable unnecessarily mtd: gpmi-nand bugfix: reset the BCH module when it is not MX23 mtd: nand: fix typo in comment
| * mtd: fix MTD suspendArtem Bityutskiy2012-01-301-3/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Commits 3fe4bae88460869a8e553397cd9057a4ee7ca341 and 079c985e7a6f4ce60f931cebfdd5ee3c3 broke MTD suspend in 2 ways: 1. When the '->suspend' method is not present, we return -EOPNOTSUPP, but the callers of 'mtd_suspend()' expects 0 instead. 2. Checking of the 'mtd' parameter against NULL has been incorrectly removed in 'mtd_cls_suspend()'. This patch fixes the breakages. This has been found, analyzed, reported and tested by Rafael J. Wysocki <rjw@sisk.pl>. Note, this patch is not needed in the stable tree because it causes a regression introduced during the v3.3 merge window. Reported-by: Rafael J. Wysocki <rjw@sisk.pl> Tested-by: Rafael J. Wysocki <rjw@sisk.pl> Tested-by: Russell King <rmk+kernel@arm.linux.org.uk> Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com> Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
* | mtd: fix merge conflict resolution breakageArtem Bityutskiy2012-02-011-1/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | This patch fixes merge conflict resolution breakage introduced by merge d3712b9dfcf4 ("Merge tag 'for-linus' of git://github.com/prasad-joshi/logfs_upstream"). The commit changed 'mtd_can_have_bb()' function and made it always return zero, which is incorrect. Instead, we need it to return whether the underlying flash device can have bad eraseblocks or not. UBI needs this information because it affects how it handles the underlying flash. E.g., if the underlying flash is NOR, it cannot have bad blocks and any write or erase error is fatal, and all we can do is to switch to R/O mode. We do not need to reserve a pool of good eraseblocks for bad eraseblocks handling, and so on. This patch also removes 'mtd_can_have_bb()' invocations from Logfs to ensure correct Logfs behavior. I've tested that with this patch UBI works on top of NOR and NAND flashes emulated by mtdram and nandsim correspondingly. This patch is based on patch from Linus Torvalds. Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com> Acked-by: Jörn Engel <joern@logfs.org> Acked-by: Prasad Joshi <prasadjoshi.linux@gmail.com> Acked-by: Brian Norris <computersforpeace@gmail.com> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
* | Merge tag 'for-linus' of git://github.com/prasad-joshi/logfs_upstreamLinus Torvalds2012-01-311-2/+2
|\ \ | |/ |/| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | There are few important bug fixes for LogFS * tag 'for-linus' of git://github.com/prasad-joshi/logfs_upstream: Logfs: Allow NULL block_isbad() methods logfs: Grow inode in delete path logfs: Free areas before calling generic_shutdown_super() logfs: remove useless BUG_ON MAINTAINERS: Add Prasad Joshi in LogFS maintiners logfs: Propagate page parameter to __logfs_write_inode logfs: set superblock shutdown flag after generic sb shutdown logfs: take write mutex lock during fsync and sync logfs: Prevent memory corruption logfs: update page reference count for pined pages Fix up conflict in fs/logfs/dev_mtd.c due to semantic change in what "mtd->block_isbad" means in commit f2933e86ad93: "Logfs: Allow NULL block_isbad() methods" clashing with the abstraction changes in the commits 7086c19d0742: "mtd: introduce mtd_block_isbad interface" and d58b27ed58a3: "logfs: do not use 'mtd->block_isbad' directly". This resolution takes the semantics from commit f2933e86ad93, and just makes mtd_block_isbad() return zero (false) if the 'block_isbad' function is NULL. But that also means that now "mtd_can_have_bb()" always returns 0. Now, "mtd_block_markbad()" will obviously return an error if the low-level driver doesn't support bad blocks, so this is somewhat non-symmetric, but it actually makes sense if a NULL "block_isbad" function is considered to mean "I assume that all my blocks are always good".
* | mtd: do not use mtd->block_markbad directlyArtem Bityutskiy2012-01-091-0/+2
| | | | | | | | | | | | | | | | 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>
* | mtd: introduce mtd_can_have_bb helperArtem Bityutskiy2012-01-091-0/+7
| | | | | | | | | | | | | | | | | | 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>
* | mtd: do not use mtd->suspend and mtd->resume directlyArtem Bityutskiy2012-01-091-1/+4
| | | | | | | | | | | | | | | | 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>
* | mtd: do not use mtd->lock, unlock and is_locked directlyArtem Bityutskiy2012-01-091-0/+6
| | | | | | | | | | | | | | | | 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>
* | mtd: do not use mtd->sync directlyArtem Bityutskiy2012-01-091-1/+2
| | | | | | | | | | | | | | | | | | 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>
* | mtd: harmonize mtd_writev usageArtem Bityutskiy2012-01-091-14/+2
| | | | | | | | | | | | | | | | | | | | | | | | | | 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>
* | mtd: do not use mtd->lock_user_prot_reg directlyArtem Bityutskiy2012-01-091-0/+2
| | | | | | | | | | | | | | 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>
* | mtd: mtd->write_user_prot_reg directlyArtem Bityutskiy2012-01-091-0/+2
| | | | | | | | | | | | | | | | 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>
* | mtd: do not use mtd->read_*_prot_reg directlyArtem Bityutskiy2012-01-091-0/+4
| | | | | | | | | | | | | | 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>
* | mtd: do not use mtd->get_*_prot_info directlyArtem Bityutskiy2012-01-091-0/+4
| | | | | | | | | | | | | | | | | | 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>
* | mtd: do not use mtd->read_oob directlyArtem Bityutskiy2012-01-091-0/+4
| | | | | | | | | | | | | | | | | | | | | | | | 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>
* | mtd: mtdoops: do not use mtd->panic_write directlyArtem Bityutskiy2012-01-091-0/+2
| | | | | | | | | | | | | | | | | | 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>
* | mtd: do not use mtd->get_unmapped_area directlyArtem Bityutskiy2012-01-091-0/+2
| | | | | | | | | | | | | | | | | | 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>
* | mtd: do use mtd->point directlyArtem Bityutskiy2012-01-091-0/+2
| | | | | | | | | | | | | | | | 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>
* | mtd: introduce mtd_has_oob helperArtem Bityutskiy2012-01-091-0/+5
| | | | | | | | | | | | | | | | | | | | 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>
* | mtd: clean-up the default_mtd_writev functionArtem Bityutskiy2012-01-091-0/+2
| | | | | | | | | | | | | | | | | | | | | | | | | | | | 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>
* | mtd: remove unused default_mtd_readv prototypeArtem Bityutskiy2012-01-091-3/+0
| | | | | | | | | | Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com> Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
* | mtd: kill dev_to_mtd helperArtem Bityutskiy2012-01-091-5/+0
| | | | | | | | | | | | | | | | | | ... 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>
* | mtd: always initialize retlen to zeroArtem Bityutskiy2012-01-091-0/+9
| | | | | | | | | | | | | | | | | | 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>
* | mtd: move mtd->{get,put}_device functions upArtem Bityutskiy2012-01-091-7/+6
| | | | | | | | | | | | | | | | 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>
* | mtd: introduce mtd_block_markbad interfaceArtem Bityutskiy2012-01-091-3/+6
| | | | | | | | | | Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com> Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
* | mtd: introduce mtd_block_isbad interfaceArtem Bityutskiy2012-01-091-1/+6
| | | | | | | | | | Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com> Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
* | mtd: introduce mtd_resume interfaceArtem Bityutskiy2012-01-091-3/+6
| | | | | | | | | | Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com> Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
* | mtd: introduce mtd_suspend interfaceArtem Bityutskiy2012-01-091-1/+6
| | | | | | | | | | Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com> Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
* | mtd: introduce mtd_is_locked interfaceArtem Bityutskiy2012-01-091-2/+6
| | | | | | | | | | Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com> Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
* | mtd: introduce mtd_unlock interfaceArtem Bityutskiy2012-01-091-1/+6
| | | | | | | | | | Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com> Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
* | mtd: introduce mtd_lock interfaceArtem Bityutskiy2012-01-091-2/+7
| | | | | | | | | | Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com> Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
* | mtd: introduce mtd_sync interfaceArtem Bityutskiy2012-01-091-3/+6
| | | | | | | | | | Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com> Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
* | mtd: introduce mtd_writev interfaceArtem Bityutskiy2012-01-091-6/+12
| | | | | | | | | | Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com> Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
* | mtd: introduce mtd_lock_user_prot_reg interfaceArtem Bityutskiy2012-01-091-2/+8
| | | | | | | | | | Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com> Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
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