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path: root/drivers/pcmcia/pcmcia_ioctl.c
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2010-05-24Merge branch 'bkl/ioctl' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/frederic/random-tracing * 'bkl/ioctl' of git://git.kernel.org/pub/scm/linux/kernel/git/frederic/random-tracing: uml: Pushdown the bkl from harddog_kern ioctl sunrpc: Pushdown the bkl from sunrpc cache ioctl sunrpc: Pushdown the bkl from ioctl autofs4: Pushdown the bkl from ioctl uml: Convert to unlocked_ioctls to remove implicit BKL ncpfs: BKL ioctl pushdown coda: Clean-up whitespace problems in pioctl.c coda: BKL ioctl pushdown drivers: Push down BKL into various drivers isdn: Push down BKL into ioctl functions scsi: Push down BKL into ioctl functions dvb: Push down BKL into ioctl functions smbfs: Push down BKL into ioctl function coda/psdev: Remove BKL from ioctl function um/mmapper: Remove BKL usage sn_hwperf: Kill BKL usage hfsplus: Push down BKL into ioctl function
2010-05-17drivers: Push down BKL into various driversArnd Bergmann
These are the last remaining device drivers using the ->ioctl file operation in the drivers directory (except from v4l drivers). [fweisbec: drop i8k pushdown as it has been done from procfs pushdown branch already] Signed-off-by: Arnd Bergmann <arnd@arndb.de> Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
2010-05-10pcmcia: call pcmcia_{read,write}_cis_mem with ops_mutex heldDominik Brodowski
This avoids multiple lock takings in several codepaths. Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
2010-05-10pcmcia: dev_node removal (core)Dominik Brodowski
Remove the dev_node declaration. We now only pass the device name to the deprecated userspace tools. Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
2010-05-10pcmcia: replace struct irq with uint pcmcia_irq in struct pcmcia_socketDominik Brodowski
As we don't need the "Config" counter any more, we can simplify struct pcmcia_socket. Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
2010-05-04pcmcia: fix compilation after 16bit state locking changesMarc Zyngier
Commit 04de0816 (pcmcia: pcmcia_dev_present bugfix) broke the deprecated ioctl layer. Fix it by getting rid of references to unexisting fields. Signed-off-by: Marc Zyngier <maz@misterjones.org> Reported-by: Pavel Machek <pavel@ucw.cz> Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
2010-03-30include cleanup: Update gfp.h and slab.h includes to prepare for breaking ↵Tejun Heo
implicit slab.h inclusion from percpu.h percpu.h is included by sched.h and module.h and thus ends up being included when building most .c files. percpu.h includes slab.h which in turn includes gfp.h making everything defined by the two files universally available and complicating inclusion dependencies. percpu.h -> slab.h dependency is about to be removed. Prepare for this change by updating users of gfp and slab facilities include those headers directly instead of assuming availability. As this conversion needs to touch large number of source files, the following script is used as the basis of conversion. http://userweb.kernel.org/~tj/misc/slabh-sweep.py The script does the followings. * Scan files for gfp and slab usages and update includes such that only the necessary includes are there. ie. if only gfp is used, gfp.h, if slab is used, slab.h. * When the script inserts a new include, it looks at the include blocks and try to put the new include such that its order conforms to its surrounding. It's put in the include block which contains core kernel includes, in the same order that the rest are ordered - alphabetical, Christmas tree, rev-Xmas-tree or at the end if there doesn't seem to be any matching order. * If the script can't find a place to put a new include (mostly because the file doesn't have fitting include block), it prints out an error message indicating which .h file needs to be added to the file. The conversion was done in the following steps. 1. The initial automatic conversion of all .c files updated slightly over 4000 files, deleting around 700 includes and adding ~480 gfp.h and ~3000 slab.h inclusions. The script emitted errors for ~400 files. 2. Each error was manually checked. Some didn't need the inclusion, some needed manual addition while adding it to implementation .h or embedding .c file was more appropriate for others. This step added inclusions to around 150 files. 3. The script was run again and the output was compared to the edits from #2 to make sure no file was left behind. 4. Several build tests were done and a couple of problems were fixed. e.g. lib/decompress_*.c used malloc/free() wrappers around slab APIs requiring slab.h to be added manually. 5. The script was run on all .h files but without automatically editing them as sprinkling gfp.h and slab.h inclusions around .h files could easily lead to inclusion dependency hell. Most gfp.h inclusion directives were ignored as stuff from gfp.h was usually wildly available and often used in preprocessor macros. Each slab.h inclusion directive was examined and added manually as necessary. 6. percpu.h was updated not to include slab.h. 7. Build test were done on the following configurations and failures were fixed. CONFIG_GCOV_KERNEL was turned off for all tests (as my distributed build env didn't work with gcov compiles) and a few more options had to be turned off depending on archs to make things build (like ipr on powerpc/64 which failed due to missing writeq). * x86 and x86_64 UP and SMP allmodconfig and a custom test config. * powerpc and powerpc64 SMP allmodconfig * sparc and sparc64 SMP allmodconfig * ia64 SMP allmodconfig * s390 SMP allmodconfig * alpha SMP allmodconfig * um on x86_64 SMP allmodconfig 8. percpu.h modifications were reverted so that it could be applied as a separate patch and serve as bisection point. Given the fact that I had only a couple of failures from tests on step 6, I'm fairly confident about the coverage of this conversion patch. If there is a breakage, it's likely to be something in one of the arch headers which should be easily discoverable easily on most builds of the specific arch. Signed-off-by: Tejun Heo <tj@kernel.org> Guess-its-ok-by: Christoph Lameter <cl@linux-foundation.org> Cc: Ingo Molnar <mingo@redhat.com> Cc: Lee Schermerhorn <Lee.Schermerhorn@hp.com>
2010-02-17pcmcia: use pccardd to handle eject, insert, suspend and resume requestsDominik Brodowski
This avoids any sysfs-related deadlock (or lockdep warning), such as reported at http://lkml.org/lkml/2010/1/17/88 . Reported-by: Ming Lei <tom.leiming@gmail.com> Tested-by: Wolfram Sang <w.sang@pengutronix.de> Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
2010-02-17pcmcia: use ops_mutex for rsrc_{mgr,nonstatic} lockingDominik Brodowski
Tested-by: Wolfram Sang <w.sang@pengutronix.de> Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
2010-02-17pcmcia: simplify lockingDominik Brodowski
replace pcmcia_socket->lock and pcmcia_dev_list_lock by using the per-socket "ops_mutex", as we do neither need different locks nor a spinlock here. Tested-by: Wolfram Sang <w.sang@pengutronix.de> Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
2009-12-07pcmcia: CodingStyle fixesDominik Brodowski
Fix several CodingStyle issues in drivers/pcmcia/ . checkpatch.pl no longer reports errors in the PCMCIA core. The remaining warnings mostly relate to wrong indent -- PCMCIA historically used 4 spaces --, to lines over 80 characters and to hundreds of typedefs. The cleanup of those will follow in the future. Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
2009-11-28pcmcia: remove unused "window_t" typedefDominik Brodowski
Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
2009-11-28pcmcia: move some window-related code to pcmcia_ioctl.cDominik Brodowski
pcmcia_get_window() and pcmcia_get_mem_page() were only called from pcmcia_ioctl.c. Therefore, move these functions to that file, and remove the useless EXPORTs. Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
2009-11-28pcmcia: Change window_handle_t logic to unsigned longMagnus Damm
Logic changes based on top of the other patches: This set of patches changed window_handle_t from being a pointer to an unsigned long. The unsigned long is now a simple index into socket->win[]. Going from a pointer to unsigned long should leave the user space interface unchanged unless I'm mistaken. This change results in code that is less error prone and a user space interface which is much cleaner and safer. A nice side effect is that we are also are able to remove all members except one from window_t. [ linux@dominikbrodowski.net: Update to 2.6.31. Also, a plain "index" to socket->win[] does not work, as several codepaths rely on "window_handle_t" being non-zero if used. Therefore, set the window_handle_t to the socket->win[] index + 1. ] CC: netdev@vger.kernel.org Signed-off-by: Magnus Damm <damm@opensource.se> Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
2009-11-28pcmcia: Pass struct pcmcia_socket to pcmcia_get_mem_page()Magnus Damm
No logic changes, just pass struct pcmcia_socket to pcmcia_get_mem_page() [linux@dominikbrodowski.net: update to 2.6.31] Signed-off-by: Magnus Damm <damm@opensource.se> Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
2009-11-08pcmcia: use dynamic debug instead of custom infrastructureDominik Brodowski
Use the generic "dynamic debug" infrastructure instead of CONIG_PCMCIA_DEBUG in the PCMCIA core (pcmcia.ko and pcmcia_core.ko). To enable debugging, enable CONFIG_DYNAMIC_DEBUG, mount debugfs and $ echo -n 'module pcmcia_core +p' > /sys/kernel/debug/dynamic_debug/control for the complete module "pcmcia_core", for example. For more detailled instructions, please see Documentation/dynamic-debug-howto.txt Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
2009-10-19pcmcia: pccard_read_tuple and TUPLE_RETURN_COMMON cleanupDominik Brodowski
pccard_read_tuple(), which is only used by the PCMCIA core, should handle TUPLE_RETURN_COMMON more sensibly: If a specific function (which may be 0) is requested, set tuple.Attributes = 0 as was done in all PCMCIA drivers. If, however, BIND_FN_ALL is requested, return the "common" tuple. As to the callers of pccard_read_tuple(): - All calls to pcmcia_validate_cis() had set the "function" parameter to BIND_FN_ALL. Therefore, remove the "function" parameter and make the parameter to pccard_read_tuple explicit. - Calls to CISTPL_VERS_1 and CISTPL_MANFID now set BIND_FN_ALL. This was already the case for calls to CISTPL_LONGLINK_MFC. Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
2009-09-22pcmcia: switch /proc/bus/pccard/drivers to seq_fileAlexey Dobriyan
Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com> Cc: Dominik Brodowski <linux@dominikbrodowski.net> Cc: Greg KH <greg@kroah.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2009-09-15pcmcia: drivers/pcmcia: Make staticRoel Kluin
Sparse asked whether these could be static. Signed-off-by: Roel Kluin <roel.kluin@gmail.com> Signed-off-by: Wolfram Sang <w.sang@pengutronix.de> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2009-06-16use printk_once() in several placesMinchan Kim
There are some places to be able to use printk_once instead of hard coding. Signed-off-by: Minchan Kim <minchan.kim@gmail.com> Cc: Dominik Brodowski <linux@dominikbrodowski.net> Cc: David S. Miller <davem@davemloft.net> Cc: Ingo Molnar <mingo@elte.hu> Cc: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2008-08-31pcmcia: remove unused argument to pcmcia_parse_tuple()Dominik Brodowski
Since we're just parsing the tuple being passed to this function, we don't need any device-specific information. Also, remove the call to pcmcia_validate_cis() from pcmciamtd.c, since it is already called by the PCMCIA core. Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
2008-08-31pcmcia: card services header cleanupDominik Brodowski
16-bit PCMCIA device handling function definitions are moved to ds.h, internal definitions to cs_internal.h. Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
2008-08-25pcmcia: merge ds_internal.h into cs_internal.hDominik Brodowski
Merge ds_internal.c into cs_internal.h. Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
2008-08-23pcmcia: deprecate CS_BAD_TUPLEDominik Brodowski
CS_BAD_TUPLE was used to denote a bad tuple being passed to the parse function. Therefore, replace it with -EINVAL and a verbose message. Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
2008-08-23pcmcia: deprecate CS_BAD_ARGSDominik Brodowski
CS_BAD_ARGS mean a badly written driver or invalid userspace ioctl access, so translate that to -EINVAL. Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
2008-08-23pcmcia: deprecate CS_BAD_BASE, CS_BAD_IRQ, CS_BAD_OFFSET and CS_BAD_SIZEDominik Brodowski
These four error values mostly mean a badly written driver, so ds_dbg() output and -EINVAL seems to be enough. Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
2008-08-23pcmcia: deprecate CS_BAD_ATTRIBUTE, CS_BAD_TYPE and CS_BAD_PAGEDominik Brodowski
CS_BAD_TYPE was only used in cs.c and already properly annotated by error messages. CS_BAD_ATTRIBUTE and CS_BAD_PAGE mean a badly written driver, so ds_dbg() output and -EINVAL seems to be enough. (includes bugfix from and Signed-off-by: Harvey Harrison <harvey.harrison@gmail.com> ) Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
2008-08-23pcmcia: deprecate CS_NO_MORE_ITEMSDominik Brodowski
CS_NO_MORE_ITEMS is returned by the CIS tuple reading and parsing code if the end of a tuple chain is reached. As at least one PCMCIA driver relies on matching this return value, replace it with -ENOSPC which is now uniquely used for this purpose within the in-kernel pcmcia subsystem. CC: Russell King <rmk+kernel@arm.linux.org.uk> CC: linux-serial@vger.kernel.org CC: Michael Buesch <mb@bu3sch.de> Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
2008-08-23pcmcia: deprecate CS_NO_CARDDominik Brodowski
It means that no card can be detected in the socket, so return -ENODEV Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
2008-08-23pcmcia: deprecate CS_UNSUPPORTED_*Dominik Brodowski
CS_UNSUPPORTED_MODE and CS_UNSUPPORTED_FUNCTION were mostly used to denote trying to use PCMCIA functions on CardBus cards. Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
2008-08-23pcmcia: deprecate CS_SUCCESSDominik Brodowski
Instead of using own error or success codes, the PCMCIA code should rely on the generic return values. Therefore, replace all occurrences of CS_SUCCESS with 0. CC: netdev@vger.kernel.org Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
2008-08-23pcmcia: move pccard_get_configuration_info to ioctlDominik Brodowski
With the PCMCIA ioctl being the only remaining user of _get_configuration_info, move the function to pcmcia_ioctl.c Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
2008-08-23Merge branches 'pcmcia-config-loop' and 'pcmcia-printk' into pcmciaDominik Brodowski
* pcmcia-config-loop: pcmcia: pcmcia_config_loop() improvement by passing vcc pcmcia: pcmcia_config_loop() default CIS entry handling pcmcia: pcmcia_config_loop() ConfigIndex unification pcmcia: use pcmcia_loop_config in misc pcmcia drivers pcmcia: use pcmcia_loop_config in net pcmcia drivers pcmcia: use pcmcia_loop_config in ISDN pcmcia drivers pcmcia: use pcmcia_loop_config in scsi pcmcia drivers pcmcia: use pcmcia_loop_config in bluetooth drivers pcmcia: use pcmcia_loop_config in pata and ide drivers pcmcia: add pcmcia_loop_config() helper * pcmcia-printk: pcmcia: don't add extra DEBUG cflag pcmcia: remove unused cs_socket_name() definition pcmcia: use dev_printk in module rsrc_nonstatic pcmcia: use dev_printk in module pcmcia pcmcia: use dev_printk in module pcmcia_core pcmcia: use dev_printk and dev_dbg in yenta_socket
2008-08-23pcmcia: don't add extra DEBUG cflagDominik Brodowski
Use CONFIG_PCMCIA_DEBUG instead of DEBUG so that dev_dbg() and other tricks work properly. (includes bugfixes from and Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au> Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net> ) Signed-off-by: Dominik Broodwski <linux@dominikbrodowski.net>
2008-08-02pcmcia: only copy CIS override data onceDominik Brodowski
Instead of copying CIS override data in socket_sysfs.c or ds.c, and then again in cistpl.c, only do so once. Also, cisdump_t is now only used by the deprecated ioctl. Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
2008-07-14Merge branch 'bkl-removal' of git://git.lwn.net/linux-2.6Linus Torvalds
* 'bkl-removal' of git://git.lwn.net/linux-2.6: (146 commits) IB/umad: BKL is not needed for ib_umad_open() IB/uverbs: BKL is not needed for ib_uverbs_open() bf561-coreb: BKL unneeded for open() Call fasync() functions without the BKL snd/PCM: fasync BKL pushdown ipmi: fasync BKL pushdown ecryptfs: fasync BKL pushdown Bluetooth VHCI: fasync BKL pushdown tty_io: fasync BKL pushdown tun: fasync BKL pushdown i2o: fasync BKL pushdown mpt: fasync BKL pushdown Remove BKL from remote_llseek v2 Make FAT users happier by not deadlocking x86-mce: BKL pushdown vmwatchdog: BKL pushdown vmcp: BKL pushdown via-pmu: BKL pushdown uml-random: BKL pushdown uml-mmapper: BKL pushdown ...
2008-06-24pcmcia: (re)move {pcmcia,pccard}_get_statusDominik Brodowski
Except for one debug message in a driver marked BROKEN, pcmcia_get_status is only used by the ioctl. Therefore, move it to pcmcia_ioctl.c and unexport it. Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
2008-06-24pcmcia: kill IN_CARD_SERVICESAdrian Bunk
IN_CARD_SERVICES was #define'd but not used, so let's remove it. Signed-off-by: Adrian Bunk <bunk@kernel.org> Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
2008-06-24pcmcia: simplify pccard_validate_cisDominik Brodowski
As cisinfo_t only contains one unsigned_int, pccard_validate_cis can be simplified by passing that around directly. Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
2008-06-24pcmcia: carve out ioctl adjust function to pcmcia_ioctlDominik Brodowski
Let pcmcia_ioctl interact with rsrc_nonstatic using functions which rsrc_nonstatic.c has to use anyway. Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
2008-05-18pcmcia: cdev lock_kernel() pushdownJonathan Corbet
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
2008-04-29drivers/pcmcia/pcmcia_ioctl.c: fix buildakpm@linux-foundation.org
argh. A hunk got lost from "proc: remove proc_bus" Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2007-02-12[PATCH] mark struct file_operations const 5Arjan van de Ven
Many struct file_operations in the kernel can be "const". Marking them const moves these to the .rodata section, which avoids false sharing with potential dirty data. In addition it'll catch accidental writes at compile time to these shared resources. Signed-off-by: Arjan van de Ven <arjan@linux.intel.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2007-02-07Driver core: convert pcmcia code to use struct deviceGreg Kroah-Hartman
Converts from using struct "class_device" to "struct device" making everything show up properly in /sys/devices/ with symlinks from the /sys/class directory. Cc: <linux-pcmcia@lists.infradead.org> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2006-12-08[PATCH] struct path: convert pcmciaJosef Sipek
Signed-off-by: Josef Sipek <jsipek@fsl.cs.sunysb.edu> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
2006-12-04[PATCH] pcmcia: handle __copy_from_user() return value in ioctlDominik Brodowski
Handle __copy_from_user() return value. drivers/pcmcia/pcmcia_ioctl.c:597: warning: ignoring return value of '__copy_from_user', declared with attribute warn_unused_result Noticed and first fix by Randy Dunlap. Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
2006-10-25[PATCH] PCMCIA: handle sysfs, PCI errorsJeff Garzik
Handle sysfs and PCI errors correctly. Signed-off-by: Jeff Garzik <jeff@garzik.org> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
2006-07-31[PATCH] pcmcia: fix ioctl for GET_STATUS and GET_CONFIGURATION_INFODaniel Ritz
the p_dev == NULL checks are wrong. the called functions handle a NULL p_dev on their own. w/o this patch output of cardcctl status and cardctl config is broken for cardbus cards or when the slot is empty. Signed-off-by: Daniel Ritz <daniel.ritz@gmx.ch> Cc: Dominik Brodowski <linux@dominikbrodowski.net> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
2006-05-15[PATCH] pcmcia Oopses fixesBenjamin Herrenschmidt
Fix some NULL dereferences in the pcmcia code when using old userland tools. Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org> Acked-by: Dominik Brodowski <linux@dominikbrodowski.net> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
2006-03-31[PATCH] pcmcia: use bitfield instead of p_state and stateDominik Brodowski
Instead of the two status values struct pcmcia_device->p_state and state, use descriptive bitfields. Most value-checking in drivers was invalid, as the core now only calls the ->remove() (a.k.a. detach) function in case the attachement _and_ configuration was successful. Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>