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path: root/drivers/pcmcia/cistpl.c
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2021-03-15pcmcia: cistpl: Demote non-conformant kernel-doc headers to standard commentsLee Jones1-6/+6
Fixes the following W=1 kernel build warning(s): drivers/pcmcia/cistpl.c:88: warning: Function parameter or member 's' not described in 'set_cis_map' drivers/pcmcia/cistpl.c:88: warning: Function parameter or member 'card_offset' not described in 'set_cis_map' drivers/pcmcia/cistpl.c:88: warning: Function parameter or member 'flags' not described in 'set_cis_map' drivers/pcmcia/cistpl.c:136: warning: Function parameter or member 's' not described in 'pcmcia_read_cis_mem' drivers/pcmcia/cistpl.c:136: warning: Function parameter or member 'attr' not described in 'pcmcia_read_cis_mem' drivers/pcmcia/cistpl.c:136: warning: Function parameter or member 'addr' not described in 'pcmcia_read_cis_mem' drivers/pcmcia/cistpl.c:136: warning: Function parameter or member 'len' not described in 'pcmcia_read_cis_mem' drivers/pcmcia/cistpl.c:136: warning: Function parameter or member 'ptr' not described in 'pcmcia_read_cis_mem' drivers/pcmcia/cistpl.c:217: warning: Function parameter or member 's' not described in 'pcmcia_write_cis_mem' drivers/pcmcia/cistpl.c:217: warning: Function parameter or member 'attr' not described in 'pcmcia_write_cis_mem' drivers/pcmcia/cistpl.c:217: warning: Function parameter or member 'addr' not described in 'pcmcia_write_cis_mem' drivers/pcmcia/cistpl.c:217: warning: Function parameter or member 'len' not described in 'pcmcia_write_cis_mem' drivers/pcmcia/cistpl.c:217: warning: Function parameter or member 'ptr' not described in 'pcmcia_write_cis_mem' drivers/pcmcia/cistpl.c:289: warning: Function parameter or member 's' not described in 'read_cis_cache' drivers/pcmcia/cistpl.c:289: warning: Function parameter or member 'attr' not described in 'read_cis_cache' drivers/pcmcia/cistpl.c:289: warning: Function parameter or member 'addr' not described in 'read_cis_cache' drivers/pcmcia/cistpl.c:289: warning: Function parameter or member 'len' not described in 'read_cis_cache' drivers/pcmcia/cistpl.c:289: warning: Function parameter or member 'ptr' not described in 'read_cis_cache' drivers/pcmcia/cistpl.c:372: warning: Function parameter or member 's' not described in 'verify_cis_cache' drivers/pcmcia/cistpl.c:412: warning: Function parameter or member 's' not described in 'pcmcia_replace_cis' drivers/pcmcia/cistpl.c:412: warning: Function parameter or member 'data' not described in 'pcmcia_replace_cis' drivers/pcmcia/cistpl.c:412: warning: Function parameter or member 'len' not described in 'pcmcia_replace_cis' Signed-off-by: Lee Jones <lee.jones@linaro.org> [linux@dominikbrodowski.net: removed list of CCs] Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
2021-01-04pcmcia: Switch to using the new API kobj_to_dev()Tian Tao1-2/+2
fixed the following coccicheck: drivers/pcmcia/cistpl.c:1557:54-55: WARNING opportunity for kobj_to_dev() drivers/pcmcia/cistpl.c:1584:53-54: WARNING opportunity for kobj_to_dev() Signed-off-by: Tian Tao <tiantao6@hisilicon.com> Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
2019-11-22pcmcia: include <pcmcia/ds.h> for pcmcia_parse_tupleBen Dooks (Codethink)1-0/+1
Include <pcmcia/ds.h> for pcmcia_parse_tuple declaration to fix the following sparse warning: drivers/pcmcia/cistpl.c:1287:5: warning: symbol 'pcmcia_parse_tuple' was not declared. Should it be static? Signed-off-by: Ben Dooks <ben.dooks@codethink.co.uk> Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
2019-08-19lockdown: Prohibit PCMCIA CIS storage when the kernel is locked downDavid Howells1-0/+5
Prohibit replacement of the PCMCIA Card Information Structure when the kernel is locked down. Suggested-by: Dominik Brodowski <linux@dominikbrodowski.net> Signed-off-by: David Howells <dhowells@redhat.com> Signed-off-by: Matthew Garrett <mjg59@google.com> Reviewed-by: Kees Cook <keescook@chromium.org> Signed-off-by: James Morris <jmorris@namei.org>
2019-06-19treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 500Thomas Gleixner1-4/+1
Based on 2 normalized pattern(s): this program is free software you can redistribute it and or modify it under the terms of the gnu general public license version 2 as published by the free software foundation this program is free software you can redistribute it and or modify it under the terms of the gnu general public license version 2 as published by the free software foundation # extracted by the scancode license scanner the SPDX license identifier GPL-2.0-only has been chosen to replace the boilerplate/reference in 4122 file(s). Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Reviewed-by: Enrico Weigelt <info@metux.net> Reviewed-by: Kate Stewart <kstewart@linuxfoundation.org> Reviewed-by: Allison Randal <allison@lohutok.net> Cc: linux-spdx@vger.kernel.org Link: https://lkml.kernel.org/r/20190604081206.933168790@linutronix.de Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2018-06-12treewide: kmalloc() -> kmalloc_array()Kees Cook1-2/+2
The kmalloc() function has a 2-factor argument form, kmalloc_array(). This patch replaces cases of: kmalloc(a * b, gfp) with: kmalloc_array(a * b, gfp) as well as handling cases of: kmalloc(a * b * c, gfp) with: kmalloc(array3_size(a, b, c), gfp) as it's slightly less ugly than: kmalloc_array(array_size(a, b), c, gfp) This does, however, attempt to ignore constant size factors like: kmalloc(4 * 1024, gfp) though any constants defined via macros get caught up in the conversion. Any factors with a sizeof() of "unsigned char", "char", and "u8" were dropped, since they're redundant. The tools/ directory was manually excluded, since it has its own implementation of kmalloc(). The Coccinelle script used for this was: // Fix redundant parens around sizeof(). @@ type TYPE; expression THING, E; @@ ( kmalloc( - (sizeof(TYPE)) * E + sizeof(TYPE) * E , ...) | kmalloc( - (sizeof(THING)) * E + sizeof(THING) * E , ...) ) // Drop single-byte sizes and redundant parens. @@ expression COUNT; typedef u8; typedef __u8; @@ ( kmalloc( - sizeof(u8) * (COUNT) + COUNT , ...) | kmalloc( - sizeof(__u8) * (COUNT) + COUNT , ...) | kmalloc( - sizeof(char) * (COUNT) + COUNT , ...) | kmalloc( - sizeof(unsigned char) * (COUNT) + COUNT , ...) | kmalloc( - sizeof(u8) * COUNT + COUNT , ...) | kmalloc( - sizeof(__u8) * COUNT + COUNT , ...) | kmalloc( - sizeof(char) * COUNT + COUNT , ...) | kmalloc( - sizeof(unsigned char) * COUNT + COUNT , ...) ) // 2-factor product with sizeof(type/expression) and identifier or constant. @@ type TYPE; expression THING; identifier COUNT_ID; constant COUNT_CONST; @@ ( - kmalloc + kmalloc_array ( - sizeof(TYPE) * (COUNT_ID) + COUNT_ID, sizeof(TYPE) , ...) | - kmalloc + kmalloc_array ( - sizeof(TYPE) * COUNT_ID + COUNT_ID, sizeof(TYPE) , ...) | - kmalloc + kmalloc_array ( - sizeof(TYPE) * (COUNT_CONST) + COUNT_CONST, sizeof(TYPE) , ...) | - kmalloc + kmalloc_array ( - sizeof(TYPE) * COUNT_CONST + COUNT_CONST, sizeof(TYPE) , ...) | - kmalloc + kmalloc_array ( - sizeof(THING) * (COUNT_ID) + COUNT_ID, sizeof(THING) , ...) | - kmalloc + kmalloc_array ( - sizeof(THING) * COUNT_ID + COUNT_ID, sizeof(THING) , ...) | - kmalloc + kmalloc_array ( - sizeof(THING) * (COUNT_CONST) + COUNT_CONST, sizeof(THING) , ...) | - kmalloc + kmalloc_array ( - sizeof(THING) * COUNT_CONST + COUNT_CONST, sizeof(THING) , ...) ) // 2-factor product, only identifiers. @@ identifier SIZE, COUNT; @@ - kmalloc + kmalloc_array ( - SIZE * COUNT + COUNT, SIZE , ...) // 3-factor product with 1 sizeof(type) or sizeof(expression), with // redundant parens removed. @@ expression THING; identifier STRIDE, COUNT; type TYPE; @@ ( kmalloc( - sizeof(TYPE) * (COUNT) * (STRIDE) + array3_size(COUNT, STRIDE, sizeof(TYPE)) , ...) | kmalloc( - sizeof(TYPE) * (COUNT) * STRIDE + array3_size(COUNT, STRIDE, sizeof(TYPE)) , ...) | kmalloc( - sizeof(TYPE) * COUNT * (STRIDE) + array3_size(COUNT, STRIDE, sizeof(TYPE)) , ...) | kmalloc( - sizeof(TYPE) * COUNT * STRIDE + array3_size(COUNT, STRIDE, sizeof(TYPE)) , ...) | kmalloc( - sizeof(THING) * (COUNT) * (STRIDE) + array3_size(COUNT, STRIDE, sizeof(THING)) , ...) | kmalloc( - sizeof(THING) * (COUNT) * STRIDE + array3_size(COUNT, STRIDE, sizeof(THING)) , ...) | kmalloc( - sizeof(THING) * COUNT * (STRIDE) + array3_size(COUNT, STRIDE, sizeof(THING)) , ...) | kmalloc( - sizeof(THING) * COUNT * STRIDE + array3_size(COUNT, STRIDE, sizeof(THING)) , ...) ) // 3-factor product with 2 sizeof(variable), with redundant parens removed. @@ expression THING1, THING2; identifier COUNT; type TYPE1, TYPE2; @@ ( kmalloc( - sizeof(TYPE1) * sizeof(TYPE2) * COUNT + array3_size(COUNT, sizeof(TYPE1), sizeof(TYPE2)) , ...) | kmalloc( - sizeof(TYPE1) * sizeof(THING2) * (COUNT) + array3_size(COUNT, sizeof(TYPE1), sizeof(TYPE2)) , ...) | kmalloc( - sizeof(THING1) * sizeof(THING2) * COUNT + array3_size(COUNT, sizeof(THING1), sizeof(THING2)) , ...) | kmalloc( - sizeof(THING1) * sizeof(THING2) * (COUNT) + array3_size(COUNT, sizeof(THING1), sizeof(THING2)) , ...) | kmalloc( - sizeof(TYPE1) * sizeof(THING2) * COUNT + array3_size(COUNT, sizeof(TYPE1), sizeof(THING2)) , ...) | kmalloc( - sizeof(TYPE1) * sizeof(THING2) * (COUNT) + array3_size(COUNT, sizeof(TYPE1), sizeof(THING2)) , ...) ) // 3-factor product, only identifiers, with redundant parens removed. @@ identifier STRIDE, SIZE, COUNT; @@ ( kmalloc( - (COUNT) * STRIDE * SIZE + array3_size(COUNT, STRIDE, SIZE) , ...) | kmalloc( - COUNT * (STRIDE) * SIZE + array3_size(COUNT, STRIDE, SIZE) , ...) | kmalloc( - COUNT * STRIDE * (SIZE) + array3_size(COUNT, STRIDE, SIZE) , ...) | kmalloc( - (COUNT) * (STRIDE) * SIZE + array3_size(COUNT, STRIDE, SIZE) , ...) | kmalloc( - COUNT * (STRIDE) * (SIZE) + array3_size(COUNT, STRIDE, SIZE) , ...) | kmalloc( - (COUNT) * STRIDE * (SIZE) + array3_size(COUNT, STRIDE, SIZE) , ...) | kmalloc( - (COUNT) * (STRIDE) * (SIZE) + array3_size(COUNT, STRIDE, SIZE) , ...) | kmalloc( - COUNT * STRIDE * SIZE + array3_size(COUNT, STRIDE, SIZE) , ...) ) // Any remaining multi-factor products, first at least 3-factor products, // when they're not all constants... @@ expression E1, E2, E3; constant C1, C2, C3; @@ ( kmalloc(C1 * C2 * C3, ...) | kmalloc( - (E1) * E2 * E3 + array3_size(E1, E2, E3) , ...) | kmalloc( - (E1) * (E2) * E3 + array3_size(E1, E2, E3) , ...) | kmalloc( - (E1) * (E2) * (E3) + array3_size(E1, E2, E3) , ...) | kmalloc( - E1 * E2 * E3 + array3_size(E1, E2, E3) , ...) ) // And then all remaining 2 factors products when they're not all constants, // keeping sizeof() as the second factor argument. @@ expression THING, E1, E2; type TYPE; constant C1, C2, C3; @@ ( kmalloc(sizeof(THING) * C2, ...) | kmalloc(sizeof(TYPE) * C2, ...) | kmalloc(C1 * C2 * C3, ...) | kmalloc(C1 * C2, ...) | - kmalloc + kmalloc_array ( - sizeof(TYPE) * (E2) + E2, sizeof(TYPE) , ...) | - kmalloc + kmalloc_array ( - sizeof(TYPE) * E2 + E2, sizeof(TYPE) , ...) | - kmalloc + kmalloc_array ( - sizeof(THING) * (E2) + E2, sizeof(THING) , ...) | - kmalloc + kmalloc_array ( - sizeof(THING) * E2 + E2, sizeof(THING) , ...) | - kmalloc + kmalloc_array ( - (E1) * E2 + E1, E2 , ...) | - kmalloc + kmalloc_array ( - (E1) * (E2) + E1, E2 , ...) | - kmalloc + kmalloc_array ( - E1 * E2 + E1, E2 , ...) ) Signed-off-by: Kees Cook <keescook@chromium.org>
2017-10-04pcmcia: make pccard_cis_attr constBhumika Goyal1-1/+1
Make this const as it is only passed to the const arguments of the functions sysfs_remove_bin_file and sysfs_create_bin_file. Make the declaration const too. Structure found using Coccinelle and changes done by hand. Signed-off-by: Bhumika Goyal <bhumirks@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-06-16pcmcia: do not break rsrc_nonstatic when handling anonymous cardsDominik Brodowski1-19/+9
Patch 1c6c9b1d9d25 caused a regression for rsrc_nonstatic: It relies on pccard_validate_cis() to determine whether an iomem resource can be used for PCMCIA cards. This override, however, lead invalid iomem resources to be accepted -- and lead to a fake CIS being used instead of the original CIS. To fix this issue, move the override for anonymous cards to the one place where it is needed -- when adding a PCMCIA device. Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
2015-05-30pcmcia: Convert dev_printk to dev_<level>Joe Perches1-6/+4
Reduce object size a little by using dev_<level> calls instead of dev_printk(KERN_<LEVEL>. Other miscellanea: o Coalesce formats o Realign arguments o Use pr_cont instead of naked printk reorder test to use "%s\n" Signed-off-by: Joe Perches <joe@perches.com> Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
2015-05-30pcmcia: Remove typedef tuple_flagsHimangi Saraogi1-6/+6
The Linux kernel coding style guidelines suggest not using typedefs for structure types. This patch gets rid of the typedef for tuple_flags. The following Coccinelle semantic patch makes the transformation. @tn@ identifier i; type td; @@ -typedef struct i { ... } -td ; @@ type tn.td; identifier tn.i; @@ -td + struct i Signed-off-by: Himangi Saraogi <himangi774@gmail.com> Acked-by: Julia Lawall <julia.lawall@lip6.fr> Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
2015-01-12pcmcia: handle anonymous cards by generating a fake CISAlan Cox1-4/+20
The core pcmcia code blows up all over the place if it allowed a card without a valid CIS. We need to allow such cards as the CIS stuff is not on the older flash, ROM and SRAM cards. In order to minimise the risk of misidentifying junk and feeding it to the wrong thing we only fix up apparently anonymous cards if the driver for them has been enabled. Signed-off-by: Alan Cox <alan@linux.intel.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-01-12pcmcia: Fix requeryAlan Cox1-1/+1
The requery logic goes off and attempts to read the CIS of empty slots. In most cases this happens not to do any harm - but not all! Add the missing check and also a WARN() to catch any other offenders. Signed-off-by: Alan Cox <alan@linux.intel.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-01-12pcmcia cis: on an out of range CIS read return 0xff, don't just warnAlan Cox1-1/+4
The current code displays warnings but then proceeds to try and reference the data through the PCMCIA window. Instead return 0xff. This prevents bogus CIS data sending us off into hyperspace. Signed-off-by: Alan Cox <alan@linux.intel.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2010-09-29pcmcia: convert pcmcia_request_configuration to pcmcia_enable_deviceDominik Brodowski1-1/+0
pcmcia_enable_device() now replaces pcmcia_request_configuration(). Instead of config_req_t, all necessary flags are either passed as a parameter to pcmcia_enable_device(), or (in rare circumstances) set in struct pcmcia_device -> flags. With the last remaining user of include/pcmcia/cs.h gone, remove all references. CC: netdev@vger.kernel.org CC: linux-wireless@vger.kernel.org CC: linux-ide@vger.kernel.org CC: linux-usb@vger.kernel.org CC: laforge@gnumonks.org CC: linux-mtd@lists.infradead.org CC: alsa-devel@alsa-project.org CC: linux-serial@vger.kernel.org CC: Jiri Kosina <jkosina@suse.cz> CC: linux-scsi@vger.kernel.org Acked-by: Gustavo F. Padovan <padovan@profusion.mobi> (for drivers/bluetooth) Tested-by: Wolfram Sang <w.sang@pengutronix.de> Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
2010-08-03pcmcia: move local definitions out of include/pcmcia/cs.hDominik Brodowski1-0/+3
Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
2010-08-03pcmcia: use pcmica_{read,write}_config_byteDominik Brodowski1-3/+4
Use pcmcia_read_config_byte and pcmcia_write_config_byte instead of pcmcia_access_configuration_register. CC: netdev@vger.kernel.org CC: linux-wireless@vger.kernel.org CC: linux-serial@vger.kernel.org CC: Michael Buesch <mb@bu3sch.de> Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
2010-07-30pcmcia: remove cs_types.hDominik Brodowski1-1/+0
Remove cs_types.h which is no longer needed: Most definitions aren't used at all, a few can be made away with, and two remaining definitions (typedefs, unfortunatley) may be moved to more specific places. CC: linux-ide@vger.kernel.org CC: linux-usb@vger.kernel.org CC: laforge@gnumonks.org CC: linux-mtd@lists.infradead.org CC: alsa-devel@alsa-project.org CC: linux-serial@vger.kernel.org Acked-by: Marcel Holtmann <marcel@holtmann.org> (for drivers/bluetooth/) Acked-by: David S. Miller <davem@davemloft.net> Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
2010-05-21sysfs: add struct file* to bin_attr callbacksChris Wright1-2/+2
This allows bin_attr->read,write,mmap callbacks to check file specific data (such as inode owner) as part of any privilege validation. Signed-off-by: Chris Wright <chrisw@sous-sol.org> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2010-05-10pcmcia: call pcmcia_{read,write}_cis_mem with ops_mutex heldDominik Brodowski1-12/+9
This avoids multiple lock takings in several codepaths. Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
2010-05-10pcmcia: move high level CIS access code to separate fileDominik Brodowski1-100/+0
No code changes. Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
2010-04-17pcmcia: avoid late calls to pccard_validate_cisDominik Brodowski1-2/+7
pccard_validate_cis() nowadays destroys the CIS cache. Therefore, calling it after card setup should be avoided. We can't control the deprecated PCMCIA ioctl (which is only used on ARM nowadays), but we can avoid -- and report -- any other calls. Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
2010-03-03pcmcia: CodingStyle fixesDominik Brodowski1-968/+940
Fix most of the remaining CodingStyle issues in drivers/pcmcia , which related to wrong indent -- PCMCIA historically used 4 spaces. Also, remove a custom min() implementation with the generic one. Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
2010-02-17pcmcia: use read_cis_mem return valueDominik Brodowski1-19/+44
Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
2010-02-17pcmcia: add locking to pcmcia_{read,write}_cis_memDominik Brodowski1-6/+21
Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
2010-02-17pcmcia: delay re-scanning and re-querying of PCMCIA busDominik Brodowski1-9/+1
After a CIS update -- or the finalization of the resource database --, proceed with the re-scanning or re-querying of PCMCIA cards only in a separate thread to avoid deadlocks. Tested-by: Wolfram Sang <w.sang@pengutronix.de> Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
2010-02-17pcmcia: also lock fake and cache CIS by ops_mutexDominik Brodowski1-1/+17
Specifically, struct list_head cis_cache; size_t fake_cis_len; u8 *fake_cis; are protected. Tested-by: Wolfram Sang <w.sang@pengutronix.de> Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
2010-02-17pcmcia: add locking to set_mem_map()Dominik Brodowski1-0/+6
Protect the pccard_operations callback "set_mem_map" by a new mutex ops_mutex. This mutex also protects the following values in struct pcmcia_socket: pccard_mem_map win[] pccard_mem_map cis_mem void __iomem *cis_virt Tested-by: Wolfram Sang <w.sang@pengutronix.de> Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
2010-02-17pcmcia: move cistpl.c into pcmcia moduleDominik Brodowski1-12/+146
As PCMCIA is the only real user of CIS access functions, include cistpl.c in the PCMCIA module, not in the PCMCIA & CardBus core module. Tested-by: Wolfram Sang <w.sang@pengutronix.de> Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
2010-01-17pcmcia: CardBus doesn't need CIS accessDominik Brodowski1-168/+32
At least no in-kernel CardBus-capable PCI driver makes use of the CIS access functions. Therefore, it seems sensible to remove this unused code, and cleanup cardbus.c a lot. CC: Jesse Barnes <jbarnes@virtuousgeek.org> CC: Linus Torvalds <torvalds@linux-foundation.org> Tested-by: Wolfram Sang <w.sang@pengutronix.de> Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
2010-01-17pcmcia: improve check for same card in slot after resumeDominik Brodowski1-0/+1
During a suspend/resume cycle, an user may change the card in the PCMCIA/CardBus slot. The pcmcia_core can at least look at the socket state to check whether it is the same. For PCMCIA devices, move the detection and handling of such a change to ds.c. For CardBus devices, the PCI hotplug interface doesn't offer a "rescan" facility which also _removes_ devices no longer to be found behind a bridge. Therefore, remove and re-add all devices unconditionally. CC: Jesse Barnes <jbarnes@virtuousgeek.org> CC: Linus Torvalds <torvalds@linux-foundation.org> Tested-by: Wolfram Sang <w.sang@pengutronix.de> Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
2010-01-17pcmcia: cleanup pccard_validate_cis()Dominik Brodowski1-74/+81
Cleanup pccard_validate_cis() and make it return an error code on all failures, not merely on some failures. Tested-by: Wolfram Sang <w.sang@pengutronix.de> Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
2010-01-17pcmcia: validate CIS, not CIS cache.Dominik Brodowski1-8/+16
In pccard_validate_cis(), validate the card CIS, not the CIS cache. Also, destroy the CIS cache if pccard_validate_cis fails. Furthermore, do not remove the fake CIS in destroy_cis_cache() but do so explicitely in the code paths where it makes sense. Tested-by: Wolfram Sang <w.sang@pengutronix.de> Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
2009-12-07pcmcia: CodingStyle fixesDominik Brodowski1-74/+107
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>
2009-11-08pcmcia: use dynamic debug instead of custom infrastructureDominik Brodowski1-5/+5
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>
2009-11-08pcmcia: add new CIS access helpersDominik Brodowski1-0/+61
As a replacement to pcmcia_get_{first,next}_tuple() and pcmcia_get_tuple_data(), three new -- and easier to use -- functions are added: - pcmcia_get_tuple() to get the very first CIS entry of one type. - pcmcia_loop_tuple() to loop over all CIS entries of one type. - pcmcia_get_mac_from_cis() to read out the hardware MAC address from CISTPL_FUNCE. Only a handful of drivers need these functions anyway, as most CIS access is already handled by pcmcia_loop_config(), which now shares the same backed (pccard_loop_tuple()) with pcmcia_loop_tuple(). A pcmcia_get_mac_from_cis() bug noted by Komuro <komurojun-mbn@nifty.com> has been fixed in this revision. Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
2009-10-19pcmcia: pccard_read_tuple and TUPLE_RETURN_COMMON cleanupDominik Brodowski1-9/+11
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>
2008-11-02pcmcia: add braces in error pathDominik Brodowski1-1/+2
Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
2008-08-31pcmcia: remove unused argument to pcmcia_parse_tuple()Dominik Brodowski1-3/+3
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>
2008-08-23pcmcia: deprecate CS_BAD_TUPLEDominik Brodowski1-52/+92
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_NO_MORE_ITEMSDominik Brodowski1-5/+5
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_BAD_HANDLEDominik Brodowski1-4/+4
CS_BAD_HANDLE means that something went badly wrong: no parameter was passed, or the paramater passed wasn't the correct one. Therefore, replace it with -EINVAL. Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
2008-08-23pcmcia: deprecate CS_NO_CARDDominik Brodowski1-2/+2
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 Brodowski1-1/+1
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_OUT_OF_RESOURCEDominik Brodowski1-16/+27
CS_OUT_OF_RESOURCE was almost only used to note -ENOMEM situations. Therefore, use -ENOMEM explicitely, and also print out warnings. CC: netdev@vger.kernel.org Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
2008-08-23pcmcia: deprecate CS_SUCCESSDominik Brodowski1-35/+38
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>
2008-08-23Merge branches 'pcmcia-config-loop' and 'pcmcia-printk' into pcmciaDominik Brodowski1-1/+2
* 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: use dev_printk in module pcmcia_coreDominik Brodowski1-1/+2
Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
2008-08-02pcmcia: only copy CIS override data onceDominik Brodowski1-9/+9
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>
2008-07-15pcmcia: fix cisinfo_t removalMarc Zyngier1-1/+1
The cisinfo_t removal patch (c5081d5f4775b2a3f858f91151bbf9163e473075 pcmcia: simplify pccard_validate_cis ) introduced a bug that prevented card detection, for the (info->Chains == MAX_TUPLES) check was replaced by (count), which is always true. Restoring the comparison to MAX_TUPLES makes everybody happy... [linux@dominikbrodowski.net: update changelog comment] Signed-off-by: Marc Zyngier <marc.zyngier@altran.com> Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
2008-06-24pcmcia: remove unused bulkmem.hMagnus Damm1-1/+0
The code in include/pcmcia/bulkmem.h was only kept for compatibility reasons. Therefore, move the remaining region_info_t definition to ds.h [linux@dominikbrodowski.net: do not modify the IOCTL, move definition to ds.h, and update changelog] Signed-off-by: Magnus Damm <damm@opensource.se> Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
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