Граф коммитов

67 Коммитов

Автор SHA1 Сообщение Дата
Russell King 65f2e753f1 Revert "ARM: sa11x0: Implement autoloading of codec and codec pdata for mcp bus."
This reverts commit 5dd7bf59e0.

Conflicts:

	scripts/mod/file2alias.c

This change is wrong on many levels.  First and foremost, it causes a
regression.  On boot on Assabet, which this patch gives a codec id of
'ucb1x00', it gives:

	ucb1x00 ID not found: 1005

0x1005 is a valid ID for the UCB1300 device.

Secondly, this patch is way over the top in terms of complexity.  The
only device which has been seen to be connected with this MCP code is
the UCB1x00 (UCB1200, UCB1300 etc) devices, and they all use the same
driver.  Adding a match table, requiring the codec string to match the
hardware ID read out of the ID register, etc is completely over the top
when we can just read the hardware ID register.
2012-01-20 17:38:58 +00:00
Linus Torvalds 0a80939b3e Autogenerated GPG tag for Rusty D1ADB8F1: 15EE 8D6C AB0E 7F0C F999 BFCB D920 0E6C D1AD B8F1
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Merge tag 'for-linus' of git://github.com/rustyrussell/linux

Autogenerated GPG tag for Rusty D1ADB8F1: 15EE 8D6C AB0E 7F0C F999  BFCB D920 0E6C D1AD B8F1

* tag 'for-linus' of git://github.com/rustyrussell/linux:
  module_param: check that bool parameters really are bool.
  intelfbdrv.c: bailearly is an int module_param
  paride/pcd: fix bool verbose module parameter.
  module_param: make bool parameters really bool (drivers & misc)
  module_param: make bool parameters really bool (arch)
  module_param: make bool parameters really bool (core code)
  kernel/async: remove redundant declaration.
  printk: fix unnecessary module_param_name.
  lirc_parallel: fix module parameter description.
  module_param: avoid bool abuse, add bint for special cases.
  module_param: check type correctness for module_param_array
  modpost: use linker section to generate table.
  modpost: use a table rather than a giant if/else statement.
  modules: sysfs - export: taint, coresize, initsize
  kernel/params: replace DEBUGP with pr_debug
  module: replace DEBUGP with pr_debug
  module: struct module_ref should contains long fields
  module: Fix performance regression on modules with large symbol tables
  module: Add comments describing how the "strmap" logic works

Fix up conflicts in scripts/mod/file2alias.c due to the new linker-
generated table approach to adding __mod_*_device_table entries.  The
ARM sa11x0 mcp bus needed to be converted to that too.
2012-01-14 12:32:16 -08:00
Linus Torvalds 21ebd6c68b Merge branch 'for-next' of git://git.kernel.org/pub/scm/linux/kernel/git/sameo/mfd-2.6
* 'for-next' of git://git.kernel.org/pub/scm/linux/kernel/git/sameo/mfd-2.6: (59 commits)
  rtc: max8925: Add function to work as wakeup source
  mfd: Add pm ops to max8925
  mfd: Convert aat2870 to dev_pm_ops
  mfd: Still check other interrupts if we get a wm831x touchscreen IRQ
  mfd: Introduce missing kfree in 88pm860x probe routine
  mfd: Add S5M series configuration
  mfd: Add s5m series irq driver
  mfd: Add S5M core driver
  mfd: Improve mc13xxx dt binding document
  mfd: Fix stmpe section mismatch
  mfd: Fix stmpe build warning
  mfd: Fix STMPE I2c build failure
  mfd: Constify aat2870-core i2c_device_id table
  gpio: Add support for stmpe variant 801
  mfd: Add support for stmpe variant 801
  mfd: Add support for stmpe variant 610
  mfd: Add support for STMPE SPI interface
  mfd: Separate out STMPE controller and interface specific code
  misc: Remove max8997-muic sysfs attributes
  mfd: Remove unused wm831x_irq_data_to_mask_reg()
  ...

Fix up trivial conflict in drivers/leds/Kconfig due to addition of
LEDS_MAX8997 and LEDS_TCA6507 next to each other.
2012-01-13 20:43:32 -08:00
Rusty Russell e49ce14150 modpost: use linker section to generate table.
This means (most) future busses need only have one hunk in their
patch.  Also took the opportunity to check that function matches the
type.

Again, inspired by Alessandro's patch series.

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
Cc: Alessandro Rubini <rubini@gnudd.com>
2012-01-13 09:32:16 +10:30
Rusty Russell 626596e295 modpost: use a table rather than a giant if/else statement.
We look for symbols of form __mod_<busname>_device_table, and for all
but three cases we use a standard interation function (do_table) to
walk over the contents and dump out the aliases.

Alessandro Rubini did this first, I just repainted the bikeshed a bit.

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
Cc: Alessandro Rubini <rubini@gnudd.com>
2012-01-13 09:32:15 +10:30
Jochen Friedrich 5dd7bf59e0 ARM: sa11x0: Implement autoloading of codec and codec pdata for mcp bus.
Signed-off-by: Jochen Friedrich <jochen@scram.de>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
2012-01-09 00:37:33 +01:00
Dave Martin 523817bd22 ARM: amba: Auto-generate AMBA driver module aliases during modpost
This patch adds the necessary support in file2alias.c to define
suitable aliases based on the amba_id table in AMBA driver modules.

This should be sufficient to allow such modules to be auto-loaded
via udev.  The AMBA bus driver's uevent hotplug code is also
modified to pass an approriate MODALIAS string in the event.

For simplicity, the AMBA ID is treated an an opaque 32-bit numeber.
Module alises use patterns as appropriate to describe the value-
mask pairs described in the driver's amba_id list.

The proposed alias format is (extended regex):

    ^amba:d(HEX){8}$

Where HEX is a single upper-case HEX digit or a pattern (? or []
expression) matching a single upper-case HEX digit, as expected by
udev.

"d" is short for "device", following existing alias naming
conventions for other device types.  This adds some flexibility for
unambiguously extending the alias format in the future by adding
additional leading and trailing fields, if this turns out to be
necessary.

Signed-off-by: Dave Martin <dave.martin@linaro.org>
Acked-by: Pawel Moll <pawel.moll@arm.com>
2011-11-22 10:58:30 +00:00
Greg Kroah-Hartman ebf16e3851 Staging: hv: file2alias: fix up alias creation logic for hv_vmbus_device_id
When I added the driver_data field to hv_vmbus_device_id, I forgot to
take into the account how the alias was created, so it would append the
kernel pointer to the end of the alias, which is not correct.

This changes how the hv_vmbus_device_id alias is created to proper
account for the driver_data field.  As no module yet uses this alias, it
is safe to fix this up at this point in the commit stream.

Cc: K. Y. Srinivasan <kys@microsoft.com>
Cc: Haiyang Zhang <haiyangz@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2011-08-25 11:28:11 -07:00
K. Y. Srinivasan d2ee52aaf3 Staging: hv: Add code to parse struct hv_vmbus_device_id table
Add code to parse struct hv_vmbus_device_id table.

Signed-off-by: K. Y. Srinivasan <kys@microsoft.com>
Signed-off-by: Haiyang Zhang <haiyangz@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2011-08-25 10:42:12 -07:00
Rafał Miłecki 8369ae33b7 bcma: add Broadcom specific AMBA bus driver
Broadcom has released cards based on a new AMBA-based bus type. From a
programming point of view, this new bus type differs from AMBA and does
not use AMBA common registers. It also differs enough from SSB. We
decided that a new bus driver is needed to keep the code clean.

In its current form, the driver detects devices present on the bus and
registers them in the system. It allows registering BCMA drivers for
specified bus devices and provides them basic operations. The bus driver
itself includes two important bus managing drivers: ChipCommon core
driver and PCI(c) core driver. They are early used to allow correct
initialization.

Currently code is limited to supporting buses on PCI(e) devices, however
the driver is designed to be used also on other hosts. The host
abstraction layer is implemented and already used for PCI(e).

Support for PCI(e) hosts is working and seems to be stable (access to
80211 core was tested successfully on a few devices). We can still
optimize it by using some fixed windows, but this can be done later
without affecting any external code. Windows are just ranges in MMIO
used for accessing cores on the bus.

Cc: Greg KH <greg@kroah.com>
Cc: Michael Büsch <mb@bu3sch.de>
Cc: Larry Finger <Larry.Finger@lwfinger.net>
Cc: George Kashperko <george@znau.edu.ua>
Cc: Arend van Spriel <arend@broadcom.com>
Cc: linux-arm-kernel@lists.infradead.org
Cc: Russell King <rmk@arm.linux.org.uk>
Cc: Arnd Bergmann <arnd@arndb.de>
Cc: Andy Botting <andy@andybotting.com>
Cc: linuxdriverproject <devel@linuxdriverproject.org>
Cc: linux-kernel@vger.kernel.org <linux-kernel@vger.kernel.org>
Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
2011-05-10 15:54:54 -04:00
Michal Marek 772320e845 Merge commit 'v2.6.35' into kbuild/kbuild
Conflicts:
	arch/powerpc/Makefile
2010-08-04 13:59:13 +02:00
Denys Vlasenko 1ce53adf13 modpost: support objects with more than 64k sections
This patch makes modpost able to process object files with more than
64k sections. Needed for huge kernel builds (allyesconfig, for example)
with -ffunction-sections. 64k sections handling is covered, for example,
by this document:

"IA-64 gABI Proposal 74: Section Indexes"
http://www.codesourcery.com/public/cxx-abi/abi/prop-74-sindex.html

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
Signed-off-by: Anders Kaseorg <andersk@mit.edu>
Acked-by: Sam Ravnborg <sam@ravnborg.org>
Cc: Rusty Russell <rusty@rustcorp.com.au>
Cc: Andi Kleen <andi@firstfloor.org>
Signed-off-by: Michal Marek <mmarek@suse.cz>
2010-08-03 15:05:56 +02:00
Linus Torvalds a8251096b4 Merge branch 'modules' of git://git.kernel.org/pub/scm/linux/kernel/git/rusty/linux-2.6-for-linus
* 'modules' of git://git.kernel.org/pub/scm/linux/kernel/git/rusty/linux-2.6-for-linus:
  module: drop the lock while waiting for module to complete initialization.
  MODULE_DEVICE_TABLE(isapnp, ...) does nothing
  hisax_fcpcipnp: fix broken isapnp device table.
  isapnp: move definitions to mod_devicetable.h so file2alias can reach them.
2010-05-21 17:15:44 -07:00
Ondrej Zary fedb3d27d9 MODULE_DEVICE_TABLE(isapnp, ...) does nothing
On Monday 23 November 2009 04:29:53 Rusty Russell wrote:
> On Mon, 23 Nov 2009 07:31:57 am Ondrej Zary wrote:
> > The problem is that
> > scripts/mod/file2alias.c simply ignores isapnp.
>
> AFAICT it always has, and noone has complained until now.  Perhaps
> something was still reading /lib/modules/`uname -r`/modules.isapnpmap?

The patch below works fine (at least with Debian). It needs your first
patch that moves the definitions to mod_devicetable.h. Verified that
aliases for these modules are generated correctly:

drivers/media/radio/radio-sf16fmi.c
drivers/net/ne.c
drivers/net/3c515.c
drivers/net/smc-ultra.c
drivers/pcmcia/i82365.c
drivers/scsi/aha1542.c
drivers/scsi/aha152x.c
drivers/scsi/sym53c416.c
drivers/scsi/g_NCR5380.c

Tested with RTL8019AS (ne), AVA-1505AE (aha152x) and dtc436e (g_NCR5380)
cards - they now work automatically.

Generate pnp:d aliases for isapnp_device_tables. This allows udev to load
these modules automatically.

Signed-off-by: Ondrej Zary <linux@rainbow-software.org>
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
2010-05-19 17:33:39 +09:30
David S. Miller 2ec8c6bb5d Merge branch 'master' of /home/davem/src/GIT/linux-2.6/
Conflicts:
	include/linux/mod_devicetable.h
	scripts/mod/file2alias.c
2010-05-18 23:01:55 -07:00
Geert Uytterhoeven bf54a2b3c0 m68k: amiga - Zorro bus modalias support
Add Amiga Zorro bus modalias and uevent support

Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
2010-05-17 21:37:41 +02:00
David Woodhouse 8626d3b432 phylib: Support phy module autoloading
We don't use the normal hotplug mechanism because it doesn't work. It will
load the module some time after the device appears, but that's not good
enough for us -- we need the driver loaded _immediately_ because otherwise
the NIC driver may just abort and then the phy 'device' goes away.

[bwh: s/phy/mdio/ in module alias, kerneldoc for struct mdio_device_id]

Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
Acked-by: Andy Fleming <afleming@freescale.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2010-04-02 14:30:39 -07:00
Mike Frysinger 3a5dd791ab modpost: fix segfault in sym_is() with prefixed arches
The sym_is() compares a symbol in an attempt to automatically skip symbol
prefixes.  It does this first by searching the real symbol with the normal
unprefixed symbol.  But then it uses the length of the original symbol to
check the end of the substring instead of the length of the symbol it is
looking for.  On non-prefixed arches, this is effectively the same thing,
so there is no problem.  On prefixed-arches, since this is exceeds by just
one byte, a crash is rare and it is usually a NUL byte anyways.  But every
once in a blue moon, you get the right page alignment and it segfaults.

For example, on the Blackfin arch, sym_is() will be called with the real
symbol "___mod_usb_device_table" as "symbol" when looking for the normal
symbol "__mod_usb_device_table" as "name".  The substring will thus return
one byte into "symbol" and store it into "match".  But then "match" will
be indexed with the length of "symbol" instead of "name" and so we will
exceed the storage.  i.e. the code ends up doing:
	char foo[] = "abc"; return foo[strlen(foo)+1] == '\0';

Signed-off-by: Mike Frysinger <vapier@gentoo.org>
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2010-01-17 11:00:53 -08:00
Nathaniel McCallum 55f49f2682 USB: handle bcd incrementation in usb modalias generation
This patch fixes a bug when incrementing/decrementing on a BCD formatted
integer (i.e. 0x09++ should be 0x10 not 0x0A).  It just adds a function
for incrementing/decrementing BCD integers by converting to decimal,
doing the increment/decrement and then converting back to BCD.

Signed-off-by: Nathaniel McCallum <nathaniel@natemccallum.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2009-12-11 11:55:20 -08:00
Nathaniel McCallum afe2dab4f6 USB: add hex/bcd detection to usb modalias generation
The current code to generate usb modaliases from usb_device_id assumes
that the device's bcdDevice descriptor will actually be in BCD format.
While this should be a sane assumption, some devices don't follow spec
and just use plain old hex.  This causes drivers for these devices to
generate invalid modalias lines which will never actually match for the
hardware.

The following patch adds hex support for bcdDevice in file2alias.c by
detecting when a driver uses a hex formatted bcdDevice_(lo|hi) and
adjusts the output to hex format accordingly.

Drivers for devices which have bcdDevice conforming to BCD will have no
change in modalias output.  Drivers for devices which don't conform
(i.e. ibmcam) should now generate valid modaliases.

EXAMPLE OUTPUT (ibmcam; space added to highlight change)
    Old: usb:v0545p800D d030[10-9] dc*dsc*dp*ic*isc*ip*
    New: usb:v0545p800D d030a      dc*dsc*dp*ic*isc*ip*

Signed-off-by: Nathaniel McCallum <nathaniel@natemccallum.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2009-12-11 11:55:20 -08:00
Anton Vorontsov e0626e3844 spi: prefix modalias with "spi:"
This makes it consistent with other buses (platform, i2c, vio, ...).  I'm
not sure why we use the prefixes, but there must be a reason.

This was easy enough to do it, and I did it.

Signed-off-by: Anton Vorontsov <avorontsov@ru.mvista.com>
Cc: David Brownell <dbrownell@users.sourceforge.net>
Cc: David Woodhouse <dwmw2@infradead.org>
Cc: Grant Likely <grant.likely@secretlab.ca>
Cc: Jean Delvare <khali@linux-fr.org>
Cc: Ben Dooks <ben-linux@fluff.org>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: Dmitry Torokhov <dtor@mail.ru>
Cc: Samuel Ortiz <sameo@openedhand.com>
Cc: "John W. Linville" <linville@tuxdriver.com>
Acked-by: Mike Frysinger <vapier.adi@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2009-09-23 07:39:43 -07:00
Anton Vorontsov 75368bf6c2 spi: add support for device table matching
With this patch spi drivers can use standard spi_driver.id_table and
MODULE_DEVICE_TABLE() mechanisms to bind against the devices.  Just like
we do with I2C drivers.

This is useful when a single driver supports several variants of devices
but it is not possible to detect them in run-time (like non-JEDEC chips
probing in drivers/mtd/devices/m25p80.c), and when platform_data usage is
overkill.

This patch also makes life a lot easier on OpenFirmware platforms, since
with OF we extensively use proper device IDs in modaliases.

Signed-off-by: Anton Vorontsov <avorontsov@ru.mvista.com>
Cc: David Brownell <dbrownell@users.sourceforge.net>
Cc: David Woodhouse <dwmw2@infradead.org>
Cc: Grant Likely <grant.likely@secretlab.ca>
Cc: Jean Delvare <khali@linux-fr.org>
Cc: Ben Dooks <ben-linux@fluff.org>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2009-09-23 07:39:43 -07:00
Christian Borntraeger e335385373 virtio: enhance id_matching for virtio drivers
This patch allows a virtio driver to use VIRTIO_DEV_ANY_ID for the
device id. This will be used by a test module that can be bound to
any virtio device.

Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
2009-06-12 22:16:40 +09:30
Eric Miao 57fee4a58f platform: introduce module id table for platform devices
Now platform_device is being widely used on SoC processors where the
peripherals are attached to the system bus, which is simple enough.

However, silicon IPs for these SoCs are usually shared heavily across
a family of processors, even products from different companies.  This
makes the original simple driver name based matching insufficient, or
simply not straight-forward.

Introduce a module id table for platform devices, and makes it clear
that a platform driver is able to support some shared IP and handle
slight differences across different platforms (by 'driver_data').
Module alias is handled automatically when a MODULE_DEVICE_TABLE()
is defined.

To not disturb the current platform drivers too much, the matched id
entry is recorded and can be retrieved by platform_get_device_id().

Signed-off-by: Eric Miao <eric.miao@marvell.com>
Cc: Kay Sievers <kay.sievers@vrfy.org>
Cc: Ben Dooks <ben-linux@fluff.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2009-03-24 16:38:24 -07:00
Jiri Slaby 2b639386a2 HID: fix bus endianity in file2alias
Fix endianness of bus member of hid_device_id in modpost.

Signed-off-by: Jiri Slaby <jirislaby@gmail.com>
Reported-by: Nye Liu <nyet@mrv.com>
Cc: Jiri Kosina <jkosina@suse.cz>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
2009-02-17 13:25:01 +01:00
Kay Sievers 72638f598e PNP: fix broken pnp lowercasing for acpi module aliases
Based on a patch from Brian, who identified the issue.

Signed-off-by: Bryan Kadzban <bryan@kadzban.is-a-geek.net>
Signed-off-by: Kay Sievers <kay.sievers@vrfy.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2009-01-20 20:52:08 -08:00
Jiri Slaby e8c84f9a5f modpost: add support for hid
Generate aliases for hid device modules to support autoloading.

Signed-off-by: Jiri Slaby <jirislaby@gmail.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
2008-10-14 23:50:47 +02:00
David Woodhouse d945b697d0 Automatic MODULE_ALIAS() for DMI match tables.
This makes modpost handle MODULE_DEVICE_TABLE(dmi, xxxx).

I had to change the string pointers in the match table to char arrays,
and picked a size of 79 bytes almost at random -- do we need to make it
bigger than that? I was a bit concerned about the 'bloat' this
introduces into the match tables, but they should all be __initdata so
it shouldn't matter too much.

(Actually, modpost does go through the relocations and look at most of
them; it wouldn't be impossible to make it handle string pointers -- but
doesn't seem to be worth the effort, since they're __initdata).

Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
2008-10-13 16:05:06 +01:00
Kay Sievers 5e4c6564c9 pnp: fix "add acpi:* modalias entries"
With 22454cb99f we added only the
first entry of the device table. We need to loop over the whole
device list.

Signed-off-by: Kay Sievers <kay.sievers@vrfy.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2008-08-21 10:15:39 -07:00
Adrian Bunk f606ddf42f remove the v850 port
Trying to compile the v850 port brings many compile errors, one of them exists
since at least kernel 2.6.19.

There also seems to be noone willing to bring this port back into a usable
state.

This patch therefore removes the v850 port.

If anyone ever decides to revive the v850 port the code will still be
available from older kernels, and it wouldn't be impossible for the port to
reenter the kernel if it would become actively maintained again.

Signed-off-by: Adrian Bunk <bunk@kernel.org>
Acked-by: Greg Ungerer <gerg@uclinux.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2008-07-24 10:47:24 -07:00
Kay Sievers 22454cb99f pnp: add acpi:* modalias entries
Along with the non-modalias conformant "pnp:*" aliases, we add "acpi:*"
entries to PNP drivers, to allow module autoloading by ACPI PNP device
entries, which export proper modalias information, without any specific
userspace modprobe mangling.

Cc: Adam Belay <ambx1@neo.rr.com>
Cc: Thomas Renninger <trenn@suse.de>
Signed-off-by: Kay Sievers <kay.sievers@vrfy.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2008-07-21 21:54:53 -07:00
Cornelia Huck 7e9db9eaef [S390] cio: Introduce modalias for css bus.
Add modalias and subchannel type attributes for all subchannels.
I/O subchannel specific attributes are now created in
io_subchannel_probe(). modalias and subchannel type are also
added to the uevent for the css bus. Also make the css modalias
known.

Signed-off-by: Cornelia Huck <cornelia.huck@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
2008-07-14 10:02:05 +02:00
Jean Delvare ac55182899 modpost: i2c aliases need no trailing wildcard
Not all device types need a wildcard at the end of their module
aliases. In particular, for i2c module aliases, the trailing wildcard
is not only unneeded, it could also cause the wrong driver to be
loaded.

As I2C devices have no IDs, i2c module aliases are simple, arbitrary
device names. For example:

$ /sbin/modinfo lm90
filename:       /lib/modules/2.6.25-git18/kernel/drivers/hwmon/lm90.ko
author:         Jean Delvare <khali@linux-fr.org>
description:    LM90/ADM1032 driver
license:        GPL
vermagic:       2.6.25-git18 mod_unload
depends:        hwmon
alias:          i2c:lm90*
alias:          i2c:adm1032*
alias:          i2c:lm99*
alias:          i2c:lm86*
alias:          i2c:max6657*
alias:          i2c:adt7461*
alias:          i2c:max6680*
$

This would cause trouble if one I2C chip name matches the beginning of
another I2C chip name and both chips are supported by different
drivers. For example, an i2c device named lm9042 would cause the lm90
driver to be loaded, while it doesn't support that device. This case
has yet to be seen in practice, but still, I'd like to fix it now. The
cleanest fix is to remove the trailing wildcard from i2c module aliases.

Here's a patch doing this.

Not all device type aliases need a trailing wildcard, in particular
the i2c aliases don't. Don't add a wildcard by default in do_table(),
instead let each device type handler add it if needed.

I have tested types acpi, dmi, eisa, i2c, ide, ieee1394, input, pci,
pcmcia, platform, pnp, scsi, serio, ssb and usb. Other types (ccw, of,
vio, parisc, sdio and virtio) are untested.
Signed-off-by: Jean Delvare <khali@linux-fr.org>
Acked-by: Jochen Friedrich <jochen@scram.de>
Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
2008-05-04 09:24:47 +02:00
Jean Delvare d2653e9273 i2c: Add support for device alias names
Based on earlier work by Jon Smirl and Jochen Friedrich.

This patch allows new-style i2c chip drivers to have alias names using
the official kernel aliasing system and MODULE_DEVICE_TABLE(). At this
point, the old i2c driver binding scheme (driver_name/type) is still
supported.

Signed-off-by: Jean Delvare <khali@linux-fr.org>
Cc: Jochen Friedrich <jochen@scram.de>
Cc: Jon Smirl <jonsmirl@gmail.com>
Cc: Kay Sievers <kay.sievers@vrfy.org>
2008-04-29 23:11:39 +02:00
Kay Sievers 0c81eed4b9 PNP: add all PNP card device id's as individual aliases
The current PNP combined card + devices module aliase can
never ever match anything, because these values are not available
all at the same time to request a module.

Instead of adding the combined alias, we add the device id's
all as individual aliases. Device id's are exported by the PNP
bus and can now properly used to request the loading of a
matching module.

The module snd-sbawe currently exports aliases, which can never
match anything:
  alias: pnp:cCTLXXXXdCTL0045dCTL0022*
  alias: pnp:cCTLXXXXdCTL0044dCTL0023*
  alias: pnp:cCTLXXXXdCTL0042dCTL0022*
  alias: pnp:cCTLXXXXdCTL0041dCTL0021*
  alias: pnp:cCTLXXXXdCTL0031dCTL0021*
  alias: pnp:cCTL00eddCTL0041dCTL0070*
  alias: pnp:cCTL00e9dCTL0045dCTL0022*
  alias: pnp:cCTL00e4dCTL0045dCTL0022*
  alias: pnp:cCTL00c7dCTL0045dCTL0022*
  alias: pnp:cCTL00c5dCTL0045dCTL0022*
  alias: pnp:cCTL00c3dCTL0045dCTL0022*
  alias: pnp:cCTL00c1dCTL0042dCTL0022*
  alias: pnp:cCTL00b2dCTL0044dCTL0023*
  alias: pnp:cCTL009edCTL0044dCTL0023*
  alias: pnp:cCTL009ddCTL0042dCTL0022*
  alias: pnp:cCTL009fdCTL0041dCTL0021*
  alias: pnp:cCTL009cdCTL0041dCTL0021*
  alias: pnp:cCTL009adCTL0041dCTL0021*
  alias: pnp:cCTL0054dCTL0031dCTL0021*
  alias: pnp:cCTL0048dCTL0031dCTL0021*
  alias: pnp:cCTL0047dCTL0031dCTL0021*
  alias: pnp:cCTL0046dCTL0031dCTL0021*
  alias: pnp:cCTL0045dCTL0031dCTL0021*
  alias: pnp:cCTL0044dCTL0031dCTL0021*
  alias: pnp:cCTL0043dCTL0031dCTL0021*
  alias: pnp:cCTL0042dCTL0031dCTL0021*
  alias: pnp:cCTL0039dCTL0031dCTL0021*
  alias: pnp:cCTL0035dCTL0031dCTL0021*

With this patch it exports only the device id's, as properly
matchable aliases:
  alias: pnp:dCTL0070*
  alias: pnp:dCTL0045*
  alias: pnp:dCTL0023*
  alias: pnp:dCTL0044*
  alias: pnp:dCTL0022*
  alias: pnp:dCTL0042*
  alias: pnp:dCTL0041*
  alias: pnp:dCTL0021*
  alias: pnp:dCTL0031*

Now, the exported value of the PNP bus can be used to autoload
a matching module:
  $ modprobe --first-time -n -v pnp:dCTL0045
  insmod /lib/modules/2.6.24-rc6-g5b825ed2-dirty/kernel/sound/core/snd-rawmidi.ko
  insmod /lib/modules/2.6.24-rc6-g5b825ed2-dirty/kernel/sound/drivers/mpu401/snd-mpu401-uart.ko
  insmod /lib/modules/2.6.24-rc6-g5b825ed2-dirty/kernel/sound/core/snd-hwdep.ko
  insmod /lib/modules/2.6.24-rc6-g5b825ed2-dirty/kernel/sound/isa/sb/snd-sb-common.ko
  insmod /lib/modules/2.6.24-rc6-g5b825ed2-dirty/kernel/sound/isa/sb/snd-sb16-csp.ko
  insmod /lib/modules/2.6.24-rc6-g5b825ed2-dirty/kernel/sound/isa/sb/snd-sb16-dsp.ko
  insmod /lib/modules/2.6.24-rc6-g5b825ed2-dirty/kernel/sound/drivers/opl3/snd-opl3-lib.ko
  insmod /lib/modules/2.6.24-rc6-g5b825ed2-dirty/kernel/sound/isa/sb/snd-sbawe.ko

  $ grep CTL0045 /sys/bus/pnp/devices/*/id
  /sys/bus/pnp/devices/01:01.00/id:CTL0045

Signed-off-by: Kay Sievers <kay.sievers@vrfy.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2008-04-19 19:10:22 -07:00
Sam Ravnborg 4ce6efed48 kbuild: soften modpost checks when doing cross builds
The module alias support in the kernel have a consistency
check where it is checked that the size of a structure
in the kernel and on the build host are the same.
For cross builds this check does not make sense so detect
when we do cross builds and silently skip the check in these
situations.
This fixes a build bug for a wireless driver when cross building
for arm.

Acked-by: Michael Buesch <mb@bu3sch.de>
Tested-by: Gordon Farquharson <gordonfarquharson@gmail.com>
Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
Cc: stable@kernel.org
2008-03-23 21:38:54 +01:00
Greg Kroah-Hartman de6f92b9ee USB: handle idVendor of 0x0000
Some crazy devices in the wild have a vendor id of 0x0000.  If we try to
add a module alias with this id, we just can't do it due to a check in
the file2alias.c file.  Change the test to verify that both the vendor
and product ids are 0x0000 to show a real "blank" module alias.

Note, the module-init-tools package also needs to be changed to properly
generate the depmod tables.

Cc: Janusz <janumix@poczta.fm>
Cc: stable <stable@kernel.org>
Cc: Jon Masters <jcm@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2008-02-01 14:34:46 -08:00
Rusty Russell b01d9f2863 Module autoprobing support for virtio drivers.
This adds the logic to convert the virtio ids into module aliases, and
includes a modalias entry in sysfs and the env var to make probing work.

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
2007-10-23 15:49:55 +10:00
Linus Torvalds 821f3eff7c Merge git://git.kernel.org/pub/scm/linux/kernel/git/sam/kbuild
* git://git.kernel.org/pub/scm/linux/kernel/git/sam/kbuild: (40 commits)
  kbuild: introduce ccflags-y, asflags-y and ldflags-y
  kbuild: enable 'make CPPFLAGS=...' to add additional options to CPP
  kbuild: enable use of AFLAGS and CFLAGS on commandline
  kbuild: enable 'make AFLAGS=...' to add additional options to AS
  kbuild: fix AFLAGS use in h8300 and m68knommu
  kbuild: check for wrong use of CFLAGS
  kbuild: enable 'make CFLAGS=...' to add additional options to CC
  kbuild: fix up CFLAGS usage
  kbuild: make modpost detect unterminated device id lists
  kbuild: call export_report from the Makefile
  kbuild: move Kai Germaschewski to CREDITS
  kconfig/menuconfig: distinguish between selected-by-another options and comments
  kconfig: tristate choices with mixed tristate and boolean values
  include/linux/Kbuild: remove duplicate entries
  kbuild: kill backward compatibility checks
  kbuild: kill EXTRA_ARFLAGS
  kbuild: fix documentation in makefiles.txt
  kbuild: call make once for all targets when O=.. is used
  kbuild: pass -g to assembler under CONFIG_DEBUG_INFO
  kbuild: update _shipped files for kconfig syntax cleanup
  ...

Fix up conflicts in arch/um/sys-{x86_64,i386}/Makefile manually.
2007-10-16 11:23:06 -07:00
Jean Delvare cee37ae407 i2c: Kill struct i2c_device_id
I2C devices do not have any form of ID as PCI or USB devices have.
No driver uses "MODULE_DEVICE_TABLE(i2c, ...)" because it doesn't
make sense. So we can get rid of struct i2c_device_id and the
associated support code.

Signed-off-by: Jean Delvare <khali@linux-fr.org>
Cc: Greg KH <greg@kroah.com>
2007-10-13 23:56:29 +02:00
Kees Cook e00498258c kbuild: make modpost detect unterminated device id lists
Cause modpost to fail if any device id lists are incorrectly terminated,
after reporting the offender.
Improved reporting by akpm

Signed-off-by: Kees Cook <kees@ubuntu.com>
Cc: Greg KH <greg@kroah.com>
Cc: Alexey Dobriyan <adobriyan@gmail.com>
Cc: Jeff Garzik <jeff@garzik.org>
Cc: Ben Collins <bcollins@ubuntu.com>
Cc: Michael Wu <flamingice@sourmilk.net>
Cc: Rusty Russell <rusty@rustcorp.com.au>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
2007-10-12 21:48:11 +02:00
Linus Torvalds 038a5008b2 Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6
* 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6: (867 commits)
  [SKY2]: status polling loop (post merge)
  [NET]: Fix NAPI completion handling in some drivers.
  [TCP]: Limit processing lost_retrans loop to work-to-do cases
  [TCP]: Fix lost_retrans loop vs fastpath problems
  [TCP]: No need to re-count fackets_out/sacked_out at RTO
  [TCP]: Extract tcp_match_queue_to_sack from sacktag code
  [TCP]: Kill almost unused variable pcount from sacktag
  [TCP]: Fix mark_head_lost to ignore R-bit when trying to mark L
  [TCP]: Add bytes_acked (ABC) clearing to FRTO too
  [IPv6]: Update setsockopt(IPV6_MULTICAST_IF) to support RFC 3493, try2
  [NETFILTER]: x_tables: add missing ip6t_modulename aliases
  [NETFILTER]: nf_conntrack_tcp: fix connection reopening
  [QETH]: fix qeth_main.c
  [NETLINK]: fib_frontend build fixes
  [IPv6]: Export userland ND options through netlink (RDNSS support)
  [9P]: build fix with !CONFIG_SYSCTL
  [NET]: Fix dev_put() and dev_hold() comments
  [NET]: make netlink user -> kernel interface synchronious
  [NET]: unify netlink kernel socket recognition
  [NET]: cleanup 3rd argument in netlink_sendskb
  ...

Fix up conflicts manually in Documentation/feature-removal-schedule.txt
and my new least favourite crap, the "mod_devicetable" support in the
files include/linux/mod_devicetable.h and scripts/mod/file2alias.c.

(The latter files seem to be explicitly _designed_ to get conflicts when
different subsystems work with them - that have an absolutely horrid
lack of subsystem separation!)

Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2007-10-11 19:40:14 -07:00
Michael Buesch 61e115a56d [SSB]: add Sonics Silicon Backplane bus support
SSB is an SoC bus used in a number of embedded devices.  The most
well-known of these devices is probably the Linksys WRT54G, but there
are others as well.  The bus is also used internally on the BCM43xx
and BCM44xx devices from Broadcom.

This patch also includes support for SSB ID tables in modules, so
that SSB drivers can be loaded automatically.

Signed-off-by: Michael Buesch <mb@bu3sch.de>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2007-10-10 16:51:36 -07:00
Pierre Ossman d59b66c7a5 sdio: add modalias support
Signed-off-by: Pierre Ossman <drzeus@drzeus.cx>
2007-09-23 20:53:33 +02:00
Thomas Renninger 29b71a1ca7 ACPI: autoload modules - Create ACPI alias interface
Modify modpost (file2alias.c) to add acpi*:XYZ0001: alias in modules.alias
like:
grep acpi /lib/modules/2.6.22-rc4-default/modules.alias
alias acpi*:SNY5001:* sony_laptop
alias acpi*:SNY6001:* sony_laptop
for e.g. the sony_laptop module.
This module matches against all ACPI devices with a HID or CID of SNY5001
or SNY6001

Export an uevent and modalias sysfs file containing the string:
[MODALIAS=]acpi:PNP0C0C:
additional CIDs are concatenated at the end.

Signed-off-by: Thomas Renninger <trenn@suse.de>
Signed-off-by: Kay Sievers <kay.sievers@vrfy.org>
Signed-off-by: Len Brown <len.brown@intel.com>
2007-07-23 13:56:16 -04:00
Sylvain Munaut d1ab423502 powerpc: Fix the MODALIAS generation in modpost for of devices
Since the devices may have multiple (or none) compatible properties,
the uevent generated internally by the kernel may have multiple
"C..." entries. So the MODALIAS stored in the module must have
wilcard before and after the compatible entry.
Also, if the 'compatible' field is not used for matching, there
will be no 'C' and that must handled as well.

The previous code handled all those case incorrectly and it
"mostly" worked ... but not always.

Signed-off-by: Sylvain Munaut <tnt@246tNt.com>
Signed-off-by: Paul Mackerras <paulus@samba.org>
Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
2007-05-19 09:10:10 +02:00
Sam Ravnborg dc24f0e708 kbuild: remove dependency on input.h from file2alias
Almost all definitions used by file2alias was already
present in mod_devicetable.h.
Added the last definition and killed the input.h usage.

The errornous include was pointed out
by: Jan Engelhardt <jengelh@linux01.gwdg.de>

Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
Cc: Jan Engelhardt <jengelh@linux01.gwdg.de>
Cc: Deepak Saxena <dsaxena@plexity.net>
2007-05-02 20:58:08 +02:00
Kyle McMartin f354ef8abe [PARISC] rename *_ANY_ID to PA_*_ANY_ID in the exported header
Signed-off-by: Kyle McMartin <kyle@parisc-linux.org>
2007-02-17 01:09:12 -05:00
Kyle McMartin f3cf267335 [PARISC] generate modalias for parisc_device_id tables
Signed-off-by: Kyle McMartin <kyle@parisc-linux.org>
2007-02-17 01:08:45 -05:00
Michael Tokarev 07563c711f [PATCH] EISA bus MODALIAS attributes support
Add modalias attribute support for the almost forgotten now EISA bus and
(at least some) EISA-aware modules.

The modalias entry looks like (for an 3c509 NIC):

 eisa:sTCM5093

and the in-module alias like:

 eisa:sTCM5093*

The patch moves struct eisa_device_id declaration from include/linux/eisa.h
to include/linux/mod_devicetable.h (so that the former now #includes the
latter), adds proper MODULE_DEVICE_TABLE(eisa, ...) statements for all
drivers with EISA IDs I found (some drivers already have that DEVICE_TABLE
declared), and adds recognision of __mod_eisa_device_table to
scripts/mod/file2alias.c so that proper modules.alias will be generated.

There's no support for /lib/modules/$kver/modules.eisamap, as it's not used
by any existing tools, and because with in-kernel modalias mechanism those
maps are obsolete anyway.

The rationale for this patch is:

 a) to make EISA bus to act as other busses with modalias
    support, to unify driver loading

 b) to foget about EISA finally - with this patch, kernel
    (who still supports EISA) will be the only one who knows
    how to choose the necessary drivers for this bus ;)

[akpm@osdl.org: fix the kbuild bit]
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
Cc: Rusty Russell <rusty@rustcorp.com.au>
Cc: Randy Dunlap <rdunlap@xenotime.net>
Acked-the-net-bits-by: Jeff Garzik <jeff@garzik.org>
Acked-the-tulip-bit-by: Valerie Henson <val_henson@linux.intel.com>
Cc: James Bottomley <James.Bottomley@steeleye.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
2006-09-27 08:26:19 -07:00