pandora-kernel.git
14 years agoIDE: Report errors during drive reset back to user space
Elias Oltmanns [Wed, 16 Jul 2008 18:33:48 +0000 (20:33 +0200)]
IDE: Report errors during drive reset back to user space

Make sure that each error condition during the execution of an
HDIO_DRIVE_RESET ioctl is actually reported to the calling process.
Also, unify the exit path of reset_pollfunc() when returning ide_stopped
since the need of ->port_ops->reset_poll() to be treated specially has
vanished (way back, it seems).

Signed-off-by: Elias Oltmanns <eo@nebensachen.de>
Cc: "Alan Cox" <alan@lxorguk.ukuu.org.uk>
Cc: "Randy Dunlap" <randy.dunlap@oracle.com>
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
14 years agoUpdate documentation of HDIO_DRIVE_RESET ioctl
Elias Oltmanns [Wed, 16 Jul 2008 18:33:48 +0000 (20:33 +0200)]
Update documentation of HDIO_DRIVE_RESET ioctl

Alter the entry for HDIO_DRIVE_RESET in Documentation/ioctl/hdio.txt to
reflect a functional change in the driver.  Besides, the entry has been
inaccurate before.

Signed-off-by: Elias Oltmanns <eo@nebensachen.de>
Cc: "Alan Cox" <alan@lxorguk.ukuu.org.uk>
Cc: "Randy Dunlap" <randy.dunlap@oracle.com>
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
14 years agoIDE: Remove unused code
Elias Oltmanns [Wed, 16 Jul 2008 18:33:48 +0000 (20:33 +0200)]
IDE: Remove unused code

Remove some code which has been made obsolete and hasn't worked properly
before anyway.  Part of the infrastructure may be reintroduced in a
follow up patch to implement a working command aborting facility.

Signed-off-by: Elias Oltmanns <eo@nebensachen.de>
Cc: "Alan Cox" <alan@lxorguk.ukuu.org.uk>
Cc: "Randy Dunlap" <randy.dunlap@oracle.com>
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
14 years agoIDE: Fix HDIO_DRIVE_RESET handling
Elias Oltmanns [Wed, 16 Jul 2008 18:33:48 +0000 (20:33 +0200)]
IDE: Fix HDIO_DRIVE_RESET handling

Currently, the code path executing an HDIO_DRIVE_RESET ioctl is broken
in various ways.  Most importantly, it is treated as an out of band
request in an illegal way which may very likely lead to system lock ups.
Use the drive's request queue to avoid this problem (and fix a locking
issue for free along the way).

Signed-off-by: Elias Oltmanns <eo@nebensachen.de>
Cc: "Alan Cox" <alan@lxorguk.ukuu.org.uk>
Cc: "Randy Dunlap" <randy.dunlap@oracle.com>
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
14 years agohd.c: remove the #include <linux/mc146818rtc.h>
Adrian Bunk [Wed, 16 Jul 2008 18:33:48 +0000 (20:33 +0200)]
hd.c: remove the #include <linux/mc146818rtc.h>

The code that needed this #include was removed one year ago.

Signed-off-by: Adrian Bunk <bunk@kernel.org>
Cc: rmk@arm.linux.org.uk
Cc: Alan Cox <alan@lxorguk.ukuu.org.uk>
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
14 years agoupdate the BLK_DEV_HD help text
Adrian Bunk [Wed, 16 Jul 2008 18:33:47 +0000 (20:33 +0200)]
update the BLK_DEV_HD help text

Many people will see this option the first time now that it is in
drivers/block/

Make it clear that virtually noone needs it.

Signed-off-by: Adrian Bunk <bunk@kernel.org>
Cc: rmk@arm.linux.org.uk
Cc: Alan Cox <alan@lxorguk.ukuu.org.uk>
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
14 years agomove ide/legacy/hd.c to drivers/block/
Adrian Bunk [Wed, 16 Jul 2008 18:33:47 +0000 (20:33 +0200)]
move ide/legacy/hd.c to drivers/block/

This patch moves hd.c to drivers/block/

Signed-off-by: Adrian Bunk <bunk@kernel.org>
Cc: rmk@arm.linux.org.uk
Cc: Alan Cox <alan@lxorguk.ukuu.org.uk>
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
14 years agoide/legacy/hd.c: use late_initcall()
Adrian Bunk [Wed, 16 Jul 2008 18:33:47 +0000 (20:33 +0200)]
ide/legacy/hd.c: use late_initcall()

Since the later move to drivers/block/ will break the link order,
the module_init() has to become a late_initcall().

Signed-off-by: Adrian Bunk <bunk@kernel.org>
Cc: rmk@arm.linux.org.uk
Cc: Alan Cox <alan@lxorguk.ukuu.org.uk>
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
14 years agoremove BLK_DEV_HD_ONLY
Adrian Bunk [Wed, 16 Jul 2008 18:33:47 +0000 (20:33 +0200)]
remove BLK_DEV_HD_ONLY

After commit 80aa31cb460d12c1e02327b43eceb3eebc6e7090
(ide: remove CONFIG_BLK_DEV_HD_IDE config option (take 2))
the indirection through BLK_DEV_HD_ONLY is no longer required.

Signed-off-by: Adrian Bunk <bunk@kernel.org>
Cc: rmk@arm.linux.org.uk
Cc: Alan Cox <alan@lxorguk.ukuu.org.uk>
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
14 years agoide: endian annotations in ide-floppy.c
Harvey Harrison [Wed, 16 Jul 2008 18:33:47 +0000 (20:33 +0200)]
ide: endian annotations in ide-floppy.c

Signed-off-by: Harvey Harrison <harvey.harrison@gmail.com>
Cc: Al Viro <viro@ZenIV.linux.org.uk>
Cc: Borislav Petkov <petkovbb@googlemail.com>
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
14 years agoide-floppy: zero out the whole struct ide_atapi_pc on init
Borislav Petkov [Wed, 16 Jul 2008 18:33:47 +0000 (20:33 +0200)]
ide-floppy: zero out the whole struct ide_atapi_pc on init

This is a precaution just to make sure a new pc is clean when allocated.

There should be no functional change introduced by this patch.

[bart: ported it over IDE changes]

Signed-off-by: Borislav Petkov <petkovbb@gmail.com>
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
14 years agoide-floppy: fold idefloppy_create_test_unit_ready_cmd into idefloppy_open
Borislav Petkov [Wed, 16 Jul 2008 18:33:46 +0000 (20:33 +0200)]
ide-floppy: fold idefloppy_create_test_unit_ready_cmd into idefloppy_open

There's no need for this function since it is used only once.

[bart: ported it over IDE changes]

Signed-off-by: Borislav Petkov <petkovbb@gmail.com>
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
14 years agoide-cd: move request prep chunk from cdrom_do_newpc_cont to rq issue path
Borislav Petkov [Wed, 16 Jul 2008 18:33:46 +0000 (20:33 +0200)]
ide-cd: move request prep chunk from cdrom_do_newpc_cont to rq issue path

As a nice side effect, this minimizes the IRQ handler execution time.

There should be no functionality change resulting from this patch.

[bart: remove extra newlines from ide_cd_do_request()]

Signed-off-by: Borislav Petkov <petkovbb@gmail.com>
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
14 years agoide-cd: move request prep from cdrom_start_rw_cont to rq issue path
Borislav Petkov [Wed, 16 Jul 2008 18:33:46 +0000 (20:33 +0200)]
ide-cd: move request prep from cdrom_start_rw_cont to rq issue path

... by factoring out the rq preparation code into a separate
function called in the request routine.  As a nice side effect,
this minimizes the IRQ handler execution time.

There should be no functionality change resulting from this patch.

[bart: s/HWGROUP()/drive->hwif->hwgroup/ and remove extra newline]

Signed-off-by: Borislav Petkov <petkovbb@gmail.com>
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
14 years agoide-cd: move request prep from cdrom_start_seek_continuation to rq issue path
Borislav Petkov [Wed, 16 Jul 2008 18:33:46 +0000 (20:33 +0200)]
ide-cd: move request prep from cdrom_start_seek_continuation to rq issue path

... by factoring out the rq preparation code into a separate
function called in the request routine.  As a nice side effect,
this minimizes the IRQ handler execution time.

There should be no functionality change resulting from this patch.

[bart: s/HWGROUP()/drive->hwif->hwgroup/ and remove extra newlines]

Signed-off-by: Borislav Petkov <petkovbb@gmail.com>
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
14 years agoide-cd: fold cdrom_start_seek into ide_cd_do_request
Borislav Petkov [Wed, 16 Jul 2008 18:33:46 +0000 (20:33 +0200)]
ide-cd: fold cdrom_start_seek into ide_cd_do_request

Do what the compiler does anyway: inline a function that is used only once.

This saves us the overhead of a function call and the function is small enough
to be embedded in the callsite anyways.

Signed-off-by: Borislav Petkov <petkovbb@gmail.com>
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
14 years agoide-cd: simplify request issuing path
Borislav Petkov [Wed, 16 Jul 2008 18:33:46 +0000 (20:33 +0200)]
ide-cd: simplify request issuing path

Call cdrom_start_packet_command() only from the ->do_request() routine.
As a nice side effect, this improves code readability a bit.

There should be no functionality change resulting from this patch.

Signed-off-by: Borislav Petkov <petkovbb@gmail.com>
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
14 years agoide-cd: mv ide_do_rw_cdrom ide_cd_do_request
Borislav Petkov [Wed, 16 Jul 2008 18:33:45 +0000 (20:33 +0200)]
ide-cd: mv ide_do_rw_cdrom ide_cd_do_request

There should be no functionality change resulting from this patch.

Signed-off-by: Borislav Petkov <petkovbb@gmail.com>
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
14 years agoide-cd: cdrom_start_seek: remove unused argument block
Borislav Petkov [Wed, 16 Jul 2008 18:33:45 +0000 (20:33 +0200)]
ide-cd: cdrom_start_seek: remove unused argument block

There should be no functionality change resulting from this patch.

Signed-off-by: Borislav Petkov <petkovbb@gmail.com>
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
14 years agoide-cd: ide_do_rw_cdrom: add the catch-all bad request case to the if-else block
Borislav Petkov [Wed, 16 Jul 2008 18:33:45 +0000 (20:33 +0200)]
ide-cd: ide_do_rw_cdrom: add the catch-all bad request case to the if-else block

There should be no functionality change resulting from this patch.

Signed-off-by: Borislav Petkov <petkovbb@gmail.com>
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
14 years agoide-cd: remove ide_cd_drain_data and ide_cd_pad_transfer
Borislav Petkov [Wed, 16 Jul 2008 18:33:45 +0000 (20:33 +0200)]
ide-cd: remove ide_cd_drain_data and ide_cd_pad_transfer

Use the generic ide_pad_transfer() helper instead.

[bart: fixup ide_cd_drain_data() -> ide_pad_transfer() conversion]

Signed-off-by: Borislav Petkov <petkovbb@gmail.com>
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
14 years agoide-cd: remove wait-for-idle-controller bit in cdrom_start_packet_command
Borislav Petkov [Wed, 16 Jul 2008 18:33:45 +0000 (20:33 +0200)]
ide-cd: remove wait-for-idle-controller bit in cdrom_start_packet_command

This is done in the request issue path anyway.

Signed-off-by: Borislav Petkov <petkovbb@gmail.com>
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
14 years agosgiioc4: call ide_find_port_slot() later
Bartlomiej Zolnierkiewicz [Wed, 16 Jul 2008 18:33:44 +0000 (20:33 +0200)]
sgiioc4: call ide_find_port_slot() later

Move ide_find_port_slot() call closer to ide_device_add().

This is basically a preparation for the future changes.

Cc: Jeremy Higdon <jeremy@sgi.com>
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
14 years agoswarm: call ide_find_port_slot() later
Bartlomiej Zolnierkiewicz [Wed, 16 Jul 2008 18:33:44 +0000 (20:33 +0200)]
swarm: call ide_find_port_slot() later

Move ide_find_port_slot() call closer to ide_device_add().

This is basically a preparation for the future changes.

Cc: Maciej W. Rozycki <macro@linux-mips.org>
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
14 years agoicside: always try to probe first interface
Bartlomiej Zolnierkiewicz [Wed, 16 Jul 2008 18:33:44 +0000 (20:33 +0200)]
icside: always try to probe first interface

Try to probe first interface even if ide_hwifs[]'s slot for the second
interface cannot be obtained.

While at it:

- Add DRV_NAME define and use it for request_dma() instead of hwif->name.

Cc: Russell King <rmk@arm.linux.org.uk>
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
14 years agorapide: fix rapide_probe() return value
Bartlomiej Zolnierkiewicz [Wed, 16 Jul 2008 18:33:44 +0000 (20:33 +0200)]
rapide: fix rapide_probe() return value

Return -ENOENT on ide_find_port() failure.

While at it:

- Cleanup rapide_probe() a bit.

Cc: Russell King <rmk@arm.linux.org.uk>
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
14 years agoide: remove needless includes from setup-pci.c (take 2)
Bartlomiej Zolnierkiewicz [Wed, 16 Jul 2008 18:33:44 +0000 (20:33 +0200)]
ide: remove needless includes from setup-pci.c (take 2)

v2:
* sparc build fix. (From Stephen Rothwell)

Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
14 years agoide: remove needless includes from ide-taskfile.c (take 2)
Bartlomiej Zolnierkiewicz [Wed, 16 Jul 2008 18:33:44 +0000 (20:33 +0200)]
ide: remove needless includes from ide-taskfile.c (take 2)

v2:

On Sunday 15 June 2008, Geert Uytterhoeven wrote:
> As ide-taskfile.c uses scatterlists, it should include <linux/scatterlist.h>.

(v1 broke IDE build on m68k, thanks to Geert for finding the bug)

Cc: Geert Uytterhoeven <geert@linux-m68k.org>
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
14 years agoide: remove needless includes from ide.c
Bartlomiej Zolnierkiewicz [Wed, 16 Jul 2008 18:33:43 +0000 (20:33 +0200)]
ide: remove needless includes from ide.c

Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
14 years agoide: remove superfluous BUG_ON() from set_geometry_intr()
Bartlomiej Zolnierkiewicz [Wed, 16 Jul 2008 18:33:43 +0000 (20:33 +0200)]
ide: remove superfluous BUG_ON() from set_geometry_intr()

ide_set_handler() bugs on ->handler == NULL so no need to do it
in set_geometry_intr().

There should be no functional changes caused by this patch.

Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
14 years agoide: allow any command requesting DMA data phase for HDIO_DRIVE_TASKFILE
Bartlomiej Zolnierkiewicz [Wed, 16 Jul 2008 18:33:43 +0000 (20:33 +0200)]
ide: allow any command requesting DMA data phase for HDIO_DRIVE_TASKFILE

Allow any command requesting DMA data phase for HDIO_DRIVE_TASKFILE ioctl
and remove no longer needed task_dma_ok()

Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
14 years agoide-pnp: print driver banner message early
Bartlomiej Zolnierkiewicz [Wed, 16 Jul 2008 18:33:43 +0000 (20:33 +0200)]
ide-pnp: print driver banner message early

Print driver banner message early and without interface number.

Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
14 years agoide-h8300: print driver banner message early
Bartlomiej Zolnierkiewicz [Wed, 16 Jul 2008 18:33:43 +0000 (20:33 +0200)]
ide-h8300: print driver banner message early

Print driver banner message early and without interface number.

Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
14 years agoide: print message on error in ide_find_port_slot()
Bartlomiej Zolnierkiewicz [Wed, 16 Jul 2008 18:33:42 +0000 (20:33 +0200)]
ide: print message on error in ide_find_port_slot()

* Add DRV_NAME define to ide-h8300.c.

* Fix ide-h8300.c, swarm.c and sgiioc4.c to set .name field in
  struct ide_port_info to DRV_NAME, then convert these host drivers
  to use ide_find_port_slot() instead of ide_find_port().

* Print message on error in ide_find_port_slot().

Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
14 years agoide_platform: use struct ide_port_info
Bartlomiej Zolnierkiewicz [Wed, 16 Jul 2008 18:33:42 +0000 (20:33 +0200)]
ide_platform: use struct ide_port_info

Convert the driver to use struct ide_port_info.

There should be no functional changes caused by this patch.

Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
14 years agoide-h8300: use struct ide_port_info
Bartlomiej Zolnierkiewicz [Wed, 16 Jul 2008 18:33:42 +0000 (20:33 +0200)]
ide-h8300: use struct ide_port_info

Convert the driver to use struct ide_port_info.

There should be no functional changes caused by this patch.

Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
14 years agorapide: use struct ide_port_info
Bartlomiej Zolnierkiewicz [Wed, 16 Jul 2008 18:33:42 +0000 (20:33 +0200)]
rapide: use struct ide_port_info

Convert the driver to use struct ide_port_info.

There should be no functional changes caused by this patch.

Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
14 years agocmd640: add ->init_dev method
Bartlomiej Zolnierkiewicz [Wed, 16 Jul 2008 18:33:42 +0000 (20:33 +0200)]
cmd640: add ->init_dev method

Convert the driver to use ->init_dev method instead of open-coding devices
init in cmd640x_init().

While at it:

- fix printk()-s to use KERN_INFO level instead of the default KERN_ERR

- use DRV_NAME define in printk()-s

- set proper ->pio_mask also for CONFIG_BLK_DEV_CMD640_ENHANCED=n

There should be no functional changes caused by this patch
(except fixing printk()-s levels).

Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
14 years agoide: ->port_init_devs -> ->init_dev
Bartlomiej Zolnierkiewicz [Wed, 16 Jul 2008 18:33:42 +0000 (20:33 +0200)]
ide: ->port_init_devs -> ->init_dev

Change ->port_init_devs method to take 'ide_drive_t *' as an argument
instead of 'ide_hwif_t *' and rename it to ->init_dev.

There should be no functional changes caused by this patch.

Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
14 years agocmd640: fix warm-plug support for the secondary interface
Bartlomiej Zolnierkiewicz [Wed, 16 Jul 2008 18:33:41 +0000 (20:33 +0200)]
cmd640: fix warm-plug support for the secondary interface

Register secondary interface also when user requested not to probe devices.

While at it:

- remove write-only second_port_toggled variable

Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
14 years agopowerpc/ide: remove mpc8xx-ide driver
Arnd Bergmann [Wed, 16 Jul 2008 18:33:41 +0000 (20:33 +0200)]
powerpc/ide: remove mpc8xx-ide driver

This driver was only used by arch/ppc code and is obsolete
now with the move to common arch/powerpc code.

[bart: port it over IDE tree, remove leftover 'choice' from Kconfig]

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Acked-by: Kumar Gala <galak@kernel.crashing.org>
Cc: Paul Mackerras <paulus@samba.org>
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
14 years agoswarm: use struct ide_port_info
Bartlomiej Zolnierkiewicz [Wed, 16 Jul 2008 18:33:41 +0000 (20:33 +0200)]
swarm: use struct ide_port_info

Convert the driver to use struct ide_port_info.

There should be no functional changes caused by this patch.

Acked-by: Maciej W. Rozycki <macro@linux-mips.org>
Tested-by: Maciej W. Rozycki <macro@linux-mips.org>
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
14 years agoide: tighten checks on PCI BARs in ide_hwif_configure()
Bartlomiej Zolnierkiewicz [Wed, 16 Jul 2008 18:33:41 +0000 (20:33 +0200)]
ide: tighten checks on PCI BARs in ide_hwif_configure()

Alan has fixed PCI layer handling of PCI IDE in Compatibility mode so
PCI BAR 0/1 (and/or 2/3) content reported by kernel should never be zero.

Tighten checks on PCI BARs and also fix printk() message while on it.

Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
14 years agosgiioc4: use driver name for resource allocation
Bartlomiej Zolnierkiewicz [Wed, 16 Jul 2008 18:33:41 +0000 (20:33 +0200)]
sgiioc4: use driver name for resource allocation

Cc: Jeremy Higdon <jeremy@sgi.com>
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
14 years agoicside: use ide_init_port_hw()
Bartlomiej Zolnierkiewicz [Wed, 16 Jul 2008 18:33:41 +0000 (20:33 +0200)]
icside: use ide_init_port_hw()

* Move ide_find_port() and default_hwif_mmiops() calls from icside_setup()
  to icside_register_v{5,6}().

* Convert icside_setup() to initialize hw_regs_t instead ide_hwif_t
  and icside_register_v{5,6}() to use ide_init_port_hw().

* Rename icside_setup() to icside_setup_ports().

There should be no functional changes caused by this patch.

Cc: Russell King <rmk@arm.linux.org.uk>
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
14 years agoicside: don't use hwif->hwif_data
Bartlomiej Zolnierkiewicz [Wed, 16 Jul 2008 18:33:40 +0000 (20:33 +0200)]
icside: don't use hwif->hwif_data

* Move ecard_set_drvdata() from icside_probe() to icside_register_v{5,6}(),
  then use state->ioc_base instead of hwif->hwif_data in icside_maskproc()
  and icside_dma_test_irq().

While at it:

* Add sel field to struct icside_state, then use state->{sel,ioc_base}
  instead of ->{select,config}_data in icside_dma_setup().

There should be no functional changes caused by this patch.

Cc: Russell King <rmk@arm.linux.org.uk>
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
14 years agoide-cs: use struct ide_port_info
Bartlomiej Zolnierkiewicz [Wed, 16 Jul 2008 18:33:40 +0000 (20:33 +0200)]
ide-cs: use struct ide_port_info

Convert the driver to use struct ide_port_info.

There should be no functional changes caused by this patch.

Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
14 years agoide_4drives: use struct ide_port_info
Bartlomiej Zolnierkiewicz [Wed, 16 Jul 2008 18:33:40 +0000 (20:33 +0200)]
ide_4drives: use struct ide_port_info

Convert the driver to use struct ide_port_info - as a nice side-effect
this fixes hwif->channel initialization.

Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
14 years agoau1xxx-ide: don't use hwif->hwif_data
Bartlomiej Zolnierkiewicz [Wed, 16 Jul 2008 18:33:40 +0000 (20:33 +0200)]
au1xxx-ide: don't use hwif->hwif_data

* Use &auide_hwif directly instead of using hwif->hwif_data.

While at it:

* No need to initialize hwif->{select,config}_data.

There should be no functional changes caused by this patch.

Acked-by: Sergei Shtylyov <sshtylyov@ru.mvista.com>
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
14 years agoide: set hwif->dev in ide_init_port_hw() (take 2)
Bartlomiej Zolnierkiewicz [Wed, 16 Jul 2008 18:33:40 +0000 (20:33 +0200)]
ide: set hwif->dev in ide_init_port_hw() (take 2)

* Add 'parent' field to hw_regs_t for optional parent device pointer (needed
  by macio PMAC IDE controllers) and set hwif->dev in ide_init_port_hw().

* Update au1xxx-ide.c, sgiioc4.c, pmac.c and setup-pci.c accordingly.

v2:

* Update scc_pata.c.

There should be no functional changes caused by this patch.

Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
14 years agoide: make ide_hwifs[] static
Bartlomiej Zolnierkiewicz [Wed, 16 Jul 2008 18:33:40 +0000 (20:33 +0200)]
ide: make ide_hwifs[] static

Move ide_hwifs[] from ide.c to ide-probe.c and make it static.

Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
14 years agoide: fix hwif-s initialization
Bartlomiej Zolnierkiewicz [Wed, 16 Jul 2008 18:33:39 +0000 (20:33 +0200)]
ide: fix hwif-s initialization

* Add ide_hwifs[] entry initialization to ide_find_port_slot()
  and remove ide_init_port_data() calls from host drivers.

* Unexport ide_init_port_data().

* Remove no longer needed init_ide_data().

Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
14 years agoide: move PIO blacklist to ide-pio-blacklist.c
Bartlomiej Zolnierkiewicz [Wed, 16 Jul 2008 18:33:39 +0000 (20:33 +0200)]
ide: move PIO blacklist to ide-pio-blacklist.c

Move PIO blacklist to ide-pio-blacklist.c.

While at it:

- fix comment

- fix whitespace damage

There should be no functional changes caused by this patch.

Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
14 years agoide: remove no longer used ide_pio_timings[]
Bartlomiej Zolnierkiewicz [Wed, 16 Jul 2008 18:33:39 +0000 (20:33 +0200)]
ide: remove no longer used ide_pio_timings[]

Acked-by: Sergei Shtylyov <sshtylyov@ru.mvista.com>
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
14 years agoide: move ide_pio_cycle_time() to ide-timings.c
Bartlomiej Zolnierkiewicz [Wed, 16 Jul 2008 18:33:39 +0000 (20:33 +0200)]
ide: move ide_pio_cycle_time() to ide-timings.c

All ide_pio_cycle_time() users already select CONFIG_IDE_TIMINGS
so move the function from ide-lib.c to ide-timings.c.

While at it:

- convert ide_pio_cycle_time() to use ide_timing_find_mode()

- cleanup ide_pio_cycle_time() a bit

There should be no functional changes caused by this patch.

Acked-by: Sergei Shtylyov <sshtylyov@ru.mvista.com>
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
14 years agoide-pmac: convert to use ide_timing_find_mode()
Bartlomiej Zolnierkiewicz [Wed, 16 Jul 2008 18:33:38 +0000 (20:33 +0200)]
ide-pmac: convert to use ide_timing_find_mode()

Also update my Copyrights while at it.

There should be no functional changes caused by this patch.

Acked-by: Sergei Shtylyov <sshtylyov@ru.mvista.com>
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
14 years agoide-mpc8xx: convert to use ide_timing_find_mode()
Bartlomiej Zolnierkiewicz [Wed, 16 Jul 2008 18:33:38 +0000 (20:33 +0200)]
ide-mpc8xx: convert to use ide_timing_find_mode()

Also fix (disabled) debugging code while at it.

There should be no functional changes caused by this patch.

Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
14 years agosl82c105: convert to use ide_timing_find_mode()
Bartlomiej Zolnierkiewicz [Wed, 16 Jul 2008 18:33:38 +0000 (20:33 +0200)]
sl82c105: convert to use ide_timing_find_mode()

There should be no functional changes caused by this patch.

Acked-by: Sergei Shtylyov <sshtylyov@ru.mvista.com>
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
14 years agocy82c693: convert to use ide_timing_find_mode()
Bartlomiej Zolnierkiewicz [Wed, 16 Jul 2008 18:33:38 +0000 (20:33 +0200)]
cy82c693: convert to use ide_timing_find_mode()

There should be no functional changes caused by this patch.

Acked-by: Sergei Shtylyov <sshtylyov@ru.mvista.com>
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
14 years agocmd64x: convert to use ide_timing_find_mode()
Bartlomiej Zolnierkiewicz [Wed, 16 Jul 2008 18:33:38 +0000 (20:33 +0200)]
cmd64x: convert to use ide_timing_find_mode()

There should be no functional changes caused by this patch.

Acked-by: Sergei Shtylyov <sshtylyov@ru.mvista.com>
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
14 years agocmd640: convert to use ide_timing_find_mode()
Bartlomiej Zolnierkiewicz [Wed, 16 Jul 2008 18:33:38 +0000 (20:33 +0200)]
cmd640: convert to use ide_timing_find_mode()

There should be no functional changes caused by this patch.

Acked-by: Sergei Shtylyov <sshtylyov@ru.mvista.com>
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
14 years agoalim15x3: convert to use ide_timing_find_mode()
Bartlomiej Zolnierkiewicz [Wed, 16 Jul 2008 18:33:37 +0000 (20:33 +0200)]
alim15x3: convert to use ide_timing_find_mode()

There should be no functional changes caused by this patch.

Acked-by: Sergei Shtylyov <sshtylyov@ru.mvista.com>
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
14 years agoqd65xx: convert to use ide_timing_find_mode()
Bartlomiej Zolnierkiewicz [Wed, 16 Jul 2008 18:33:37 +0000 (20:33 +0200)]
qd65xx: convert to use ide_timing_find_mode()

There should be no functional changes caused by this patch.

Acked-by: Sergei Shtylyov <sshtylyov@ru.mvista.com>
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
14 years agoht6560b: convert to use ide_timing_find_mode()
Bartlomiej Zolnierkiewicz [Wed, 16 Jul 2008 18:33:37 +0000 (20:33 +0200)]
ht6560b: convert to use ide_timing_find_mode()

There should be no functional changes caused by this patch.

Acked-by: Sergei Shtylyov <sshtylyov@ru.mvista.com>
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
14 years agoali14xx: convert to use ide_timing_find_mode()
Bartlomiej Zolnierkiewicz [Wed, 16 Jul 2008 18:33:37 +0000 (20:33 +0200)]
ali14xx: convert to use ide_timing_find_mode()

There should be no functional changes caused by this patch.

Acked-by: Sergei Shtylyov <sshtylyov@ru.mvista.com>
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
14 years agoide: convert ide-timing.h to ide-timings.c library (take 2)
Bartlomiej Zolnierkiewicz [Wed, 16 Jul 2008 18:33:37 +0000 (20:33 +0200)]
ide: convert ide-timing.h to ide-timings.c library (take 2)

* Don't include ide-timing.h in cs5535 and sis5513 host drivers
  (they don't need it currently).

* Convert ide-timing.h to ide-timings.c library and add CONFIG_IDE_TIMINGS
  config option to be selected by host drivers using the library.

While at it:

- fix ide_timing_find_mode() placement

v2:
* Add missing EXPORT_SYMBOLs. (Stephen Rothwell <sfr@canb.auug.org.au>)

There should be no functional changes caused by this patch.

Cc: Stephen Rothwell <sfr@canb.auug.org.au>
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
14 years agoide: checkpatch.pl fixes for ide-timing.h
Bartlomiej Zolnierkiewicz [Wed, 16 Jul 2008 18:33:36 +0000 (20:33 +0200)]
ide: checkpatch.pl fixes for ide-timing.h

Also fix placement of comments in ide_timing_compute() while at it.

There should be no functional changes caused by this patch
(md5sum was verified to be the same before/after the patch).

Acked-by: Sergei Shtylyov <sshtylyov@ru.mvista.com>
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
14 years agoide: remove XFER_* masks from ide-timing.h
Bartlomiej Zolnierkiewicz [Wed, 16 Jul 2008 18:33:36 +0000 (20:33 +0200)]
ide: remove XFER_* masks from ide-timing.h

* Check requested xfer mode against xfer modes instead of XFER_* masks
  in ide_timing_compute() and cs5535.c::cs5535_set_speed().

* Remove XFER_[MODE,MWDMA,EPIO,PIO] masks.

There should be no functional changes caused by this patch.

Acked-by: Sergei Shtylyov <sshtylyov@ru.mvista.com>
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
14 years agoide: move some bits from ide-timing.h to <linux/ide.h>
Bartlomiej Zolnierkiewicz [Wed, 16 Jul 2008 18:33:36 +0000 (20:33 +0200)]
ide: move some bits from ide-timing.h to <linux/ide.h>

Move struct ide_timing and IDE_TIMING_* defines to <linux/ide.h>
from drivers/ide/ide-timing.h.

While at it:

- use u8/u16 instead of short for struct ide_timing fields

- use enum for IDE_TIMING_*

There should be no functional changes caused by this patch.

Acked-by: Sergei Shtylyov <sshtylyov@ru.mvista.com>
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
14 years agoide: use u8 for xfer modes in ide-timing.h
Bartlomiej Zolnierkiewicz [Wed, 16 Jul 2008 18:33:36 +0000 (20:33 +0200)]
ide: use u8 for xfer modes in ide-timing.h

There should be no functional changes caused by this patch.

Acked-by: Sergei Shtylyov <sshtylyov@ru.mvista.com>
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
14 years agoide: remove unused XFER_UDMA_SLOW
Bartlomiej Zolnierkiewicz [Wed, 16 Jul 2008 18:33:36 +0000 (20:33 +0200)]
ide: remove unused XFER_UDMA_SLOW

Remove unused XFER_UDMA_SLOW from ide_timing[].

While at it:

- fix re-defining XFER_PIO_5 (no need to define it in ide-timing.h as
  it is defined in <linux/ata.h> which is included by <linux/hdreg.h>)

- fix whitespace damage

There should be no functional changes caused by this patch.

Acked-by: Sergei Shtylyov <sshtylyov@ru.mvista.com>
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
14 years agoide: remove needless includes from ide-lib.c
Bartlomiej Zolnierkiewicz [Wed, 16 Jul 2008 18:33:35 +0000 (20:33 +0200)]
ide: remove needless includes from ide-lib.c

Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
14 years agoBAST: Remove old IDE driver
Ben Dooks [Fri, 20 Jun 2008 18:53:35 +0000 (20:53 +0200)]
BAST: Remove old IDE driver

Remove the old BAST IDE driver, as we are now using the platform-pata
support.

Signed-off-by: Ben Dooks <ben-linux@fluff.org>
Cc: Jeff Garzik <jgarzik@pobox.com>
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
14 years agoide: use the dma safe check for REQ_TYPE_ATA_PC
FUJITA Tomonori [Wed, 16 Jul 2008 18:33:35 +0000 (20:33 +0200)]
ide: use the dma safe check for REQ_TYPE_ATA_PC

This uses the dma safe check for REQ_TYPE_ATA_PC. The dma safe check
is used for only sg requests but it should be used for other non fs
commands.

This uses blk_queue_update_dma_pad to make the intention clear though
ide don't use the blk APIs so it doesn't change anything.

Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
Acked-by: Borislav Petkov <petkovbb@gmail.com>
Cc: Thomas Bogendoerfer <tsbogend@alpha.franken.de>
Cc: Tejun Heo <htejun@gmail.com>
Cc: Jens Axboe <jens.axboe@oracle.com>
Cc: James Bottomley <James.Bottomley@HansenPartnership.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
14 years agoide: avoid DMA on the stack for REQ_TYPE_ATA_PC
FUJITA Tomonori [Wed, 16 Jul 2008 18:33:35 +0000 (20:33 +0200)]
ide: avoid DMA on the stack for REQ_TYPE_ATA_PC

Some REQ_TYPE_ATA_PC commands uses the stack buffers for DMA, which
leads to memory corruption on a non-coherent platform.

With regard to alignment and padding, ide-cd has the the dma safe
check for sg requests and REQ_TYPE_ATA_PC. This adds the stack buffer
check to that check.

Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
Acked-by: Borislav Petkov <petkovbb@gmail.com>
Cc: Thomas Bogendoerfer <tsbogend@alpha.franken.de>
Cc: Tejun Heo <htejun@gmail.com>
Cc: Jens Axboe <jens.axboe@oracle.com>
Cc: James Bottomley <James.Bottomley@HansenPartnership.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
14 years agoide: it821x in pass-through mode segfaults in 2.6.26-stable
Dimitri Gorokhovik [Wed, 16 Jul 2008 18:33:34 +0000 (20:33 +0200)]
ide: it821x in pass-through mode segfaults in 2.6.26-stable

The driver of ITE8212 in pass-through mode (it8212.noraid=1 on cmndline)
attempts to use the field `.dma_host_set' of the struct ide_dma_ops in
`ide_config_drive_speed' which is set to NULL by default.

So give a value to all fields of the struct ide_dma_ops.

Signed-off-by: Dimitri Gorokhovik <dimitri.gorokhovik@free.fr>
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
14 years agoMerge branch 'merge' of git://git.kernel.org/pub/scm/linux/kernel/git/benh/powerpc
Linus Torvalds [Wed, 16 Jul 2008 02:04:58 +0000 (19:04 -0700)]
Merge branch 'merge' of git://git./linux/kernel/git/benh/powerpc

* 'merge' of git://git.kernel.org/pub/scm/linux/kernel/git/benh/powerpc: (249 commits)
  powerpc: Fix pte_update for CONFIG_PTE_64BIT and !PTE_ATOMIC_UPDATES
  powerpc: Fix a build problem on ppc32 with new DMA_ATTRs
  ibm_newemac: Add MII mode support to the EMAC RGMII bridge.
  powerpc: Don't spin on sync instruction at boot time
  powerpc: Add VSX load/store alignment exception handler
  powerpc: fix giveup_vsx to save registers correctly
  powerpc: support for latencytop
  powerpc: Remove unnecessary condition when sanity-checking WIMG bits
  powerpc: Add PPC_FEATURE_PSERIES_PERFMON_COMPAT
  powerpc: Add driver for Barrier Synchronization Register
  powerpc: mman.h export fixups
  powerpc/fsl: update crypto node definition and device tree instances
  powerpc/fsl: Refactor device bindings
  powerpc/85xx: Minor fixes for 85xxds and 8536ds board.
  powerpc: Add 82xx/83xx/86xx to 6xx Multiplatform
  powerpc/85xx: publish of device for cds platforms
  powerpc/booke: don't reinitialize time base
  powerpc/86xx: Refactor pic init
  powerpc/CPM: Add i2c pins to dts and board setup
  cpm_uart: Support uart_wait_until_sent()
  ...

14 years agoMerge git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi-misc-2.6
Linus Torvalds [Wed, 16 Jul 2008 01:58:04 +0000 (18:58 -0700)]
Merge git://git./linux/kernel/git/jejb/scsi-misc-2.6

* git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi-misc-2.6: (102 commits)
  [SCSI] scsi_dh: fix kconfig related build errors
  [SCSI] sym53c8xx: Fix bogus sym_que_entry re-implementation of container_of
  [SCSI] scsi_cmnd.h: remove double inclusion of linux/blkdev.h
  [SCSI] make struct scsi_{host,target}_type static
  [SCSI] fix locking in host use of blk_plug_device()
  [SCSI] zfcp: Cleanup external header file
  [SCSI] zfcp: Cleanup code in zfcp_erp.c
  [SCSI] zfcp: zfcp_fsf cleanup.
  [SCSI] zfcp: consolidate sysfs things into one file.
  [SCSI] zfcp: Cleanup of code in zfcp_aux.c
  [SCSI] zfcp: Cleanup of code in zfcp_scsi.c
  [SCSI] zfcp: Move status accessors from zfcp to SCSI include file.
  [SCSI] zfcp: Small QDIO cleanups
  [SCSI] zfcp: Adapter reopen for large number of unsolicited status
  [SCSI] zfcp: Fix error checking for ELS ADISC requests
  [SCSI] zfcp: wait until adapter is finished with ERP during auto-port
  [SCSI] ibmvfc: IBM Power Virtual Fibre Channel Adapter Client Driver
  [SCSI] sg: Add target reset support
  [SCSI] lib: Add support for the T10 (SCSI) Data Integrity Field CRC
  [SCSI] sd: Move scsi_disk() accessor function to sd.h
  ...

14 years agoMerge git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6
Linus Torvalds [Wed, 16 Jul 2008 01:57:38 +0000 (18:57 -0700)]
Merge git://git./linux/kernel/git/herbert/crypto-2.6

* git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6:
  Revert crypto: prng - Deterministic CPRNG

14 years agoftrace: ftrace.txt updates
Steven Rostedt [Tue, 15 Jul 2008 14:57:33 +0000 (10:57 -0400)]
ftrace: ftrace.txt updates

This patch includes ftrace.txt updates that address (mostly) comments from
Andrew Morton. It also includes updates that were suggested by Randy
Dunlap, John Kacur and David Teigland.

Signed-off-by: Steven Rostedt <srostedt@redhat.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
14 years agoMerge commit 'origin/master'
Benjamin Herrenschmidt [Wed, 16 Jul 2008 01:07:59 +0000 (11:07 +1000)]
Merge commit 'origin/master'

Manual merge of:

arch/powerpc/Kconfig
arch/powerpc/kernel/stacktrace.c
arch/powerpc/mm/slice.c
arch/ppc/kernel/smp.c

14 years agoMerge branch 'x86/urgent' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux...
Linus Torvalds [Tue, 15 Jul 2008 23:29:18 +0000 (16:29 -0700)]
Merge branch 'x86/urgent' of git://git./linux/kernel/git/tip/linux-2.6-tip

* 'x86/urgent' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip:
  x86: fix TSC build error on 32bit

14 years agoMerge branch 'upstream' of git://ftp.linux-mips.org/pub/scm/upstream-linus
Linus Torvalds [Tue, 15 Jul 2008 22:01:29 +0000 (15:01 -0700)]
Merge branch 'upstream' of git://ftp.linux-mips.org/upstream-linus

* 'upstream' of git://ftp.linux-mips.org/pub/scm/upstream-linus: (54 commits)
  [MIPS] Remove mips_machtype for LASAT machines
  [MIPS] Remove mips_machtype from EMMA2RH machines
  [MIPS] Remove mips_machtype from ARC based machines
  [MIPS] MTX-1 flash partition setup move to platform devices registration
  [MIPS] TXx9: cleanup and fix some sparse warnings
  [MIPS] TXx9: rename asm-mips/mach-jmr3927 to asm-mips/mach-tx39xx
  [MIPS] remove machtype for group Toshiba
  [MIPS] separate rbtx4927_time_init() and rbtx4937_time_init()
  [MIPS] separate rbtx4927_arch_init() and rbtx4937_arch_init()
  [MIPS] txx9_cpu_clock setup move to rbtx4927_time_init()
  [MIPS] txx9_board_vec set directly without mips_machtype
  [MIPS] IP22: Add platform device for Indy volume buttons
  [MIPS] cmbvr4133: Remove support
  [MIPS] remove wrppmc_machine_power_off()
  [MIPS] replace inline assembler to cpu_wait()
  [MIPS] IP22/28: Add platform devices for HAL2
  [MIPS] TXx9: Update and merge defconfigs
  [MIPS] TXx9: Make single kernel can support multiple boards
  [MIPS] TXx9: Update defconfigs
  [MIPS] TXx9: Reorganize PCI code
  ...

14 years agoDon't crash on IOMMU overflow in A100U2W driver
Mikulas Patocka [Tue, 15 Jul 2008 21:19:55 +0000 (17:19 -0400)]
Don't crash on IOMMU overflow in A100U2W driver

Handle IOMMU overflow correctly, by retrying.  IOMMU errors can happen
and drivers must deal with them.

Signed-off-by: Mikulas Patocka <mpatocka@redhat.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
14 years agoBUG_ON on kernel misbehavior on A100U2W driver
Mikulas Patocka [Tue, 15 Jul 2008 21:18:38 +0000 (17:18 -0400)]
BUG_ON on kernel misbehavior on A100U2W driver

With broken Sparc64 IOMMU accounting, the kernel submits larger requests
then allowed.  Better to crash on BUG than corrupt memory.

Signed-off-by: Mikulas Patocka <mpatocka@redhat.com>
Acked-by: James Bottomley <James.Bottomley@HansenPartnership.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
14 years agoAdd udelay to A100U2W SCSI driver
Mikulas Patocka [Tue, 15 Jul 2008 21:16:38 +0000 (17:16 -0400)]
Add udelay to A100U2W SCSI driver

udelay is required on Sun Ultra 5.

I don't know any reason or explanation for this, it was found purely
experimentally.

Signed-off-by: Mikulas Patocka <mpatocka@redhat.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
14 years agoFix endianity in A100U2W SCSI driver
Mikulas Patocka [Tue, 15 Jul 2008 21:15:41 +0000 (17:15 -0400)]
Fix endianity in A100U2W SCSI driver

Support big endian systems in a100u2w driver.

Signed-off-by: Mikulas Patocka <mpatocka@redhat.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
14 years agogeneric ipi function calls: wait on alloc failure fallback
Jeremy Fitzhardinge [Tue, 15 Jul 2008 20:22:49 +0000 (13:22 -0700)]
generic ipi function calls: wait on alloc failure fallback

When a GFP_ATOMIC allocation fails, it falls back to allocating the
data on the stack and converting it to a waiting call.

Make sure we actually wait in this case.

Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
14 years agoMerge branch 'generic-ipi-for-linus' of git://git.kernel.org/pub/scm/linux/kernel...
Linus Torvalds [Tue, 15 Jul 2008 21:02:33 +0000 (14:02 -0700)]
Merge branch 'generic-ipi-for-linus' of git://git./linux/kernel/git/tip/linux-2.6-tip

* 'generic-ipi-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: (22 commits)
  generic-ipi: more merge fallout
  generic-ipi: merge fix
  x86, visws: use mach-default/entry_arch.h
  x86, visws: fix generic-ipi build
  generic-ipi: fixlet
  generic-ipi: fix s390 build bug
  generic-ipi: fix linux-next tree build failure
  fix: "smp_call_function: get rid of the unused nonatomic/retry argument"
  fix: "smp_call_function: get rid of the unused nonatomic/retry argument"
  fix "smp_call_function: get rid of the unused nonatomic/retry argument"
  on_each_cpu(): kill unused 'retry' parameter
  smp_call_function: get rid of the unused nonatomic/retry argument
  sh: convert to generic helpers for IPI function calls
  parisc: convert to generic helpers for IPI function calls
  mips: convert to generic helpers for IPI function calls
  m32r: convert to generic helpers for IPI function calls
  arm: convert to generic helpers for IPI function calls
  alpha: convert to generic helpers for IPI function calls
  ia64: convert to generic helpers for IPI function calls
  powerpc: convert to generic helpers for IPI function calls
  ...

Fix trivial conflicts due to rcu updates in kernel/rcupdate.c manually

14 years agoMerge branch 'core/rcu-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git...
Linus Torvalds [Tue, 15 Jul 2008 20:59:31 +0000 (13:59 -0700)]
Merge branch 'core/rcu-for-linus' of git://git./linux/kernel/git/tip/linux-2.6-tip

* 'core/rcu-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: (23 commits)
  rcu classic: update qlen when cpu offline
  rcu: make rcutorture even more vicious: invoke RCU readers from irq handlers (timers)
  rcu: make quiescent rcutorture less power-hungry
  rcu, rcutorture: make quiescent rcutorture less power-hungry
  rcu: make rcutorture more vicious: reinstate boot-time testing
  rcu: make rcutorture more vicious: add stutter feature
  rcutorture: WARN_ON_ONCE(1) when detecting an error
  rcu: remove unused field struct rcu_data::rcu_tasklet
  Revert "prohibit rcutorture from being compiled into the kernel"
  rcu: fix nf_conntrack_helper.c build bug
  rculist.h: fix include in net/netfilter/nf_conntrack_netlink.c
  rcu: remove duplicated include in kernel/rcupreempt.c
  rcu: remove duplicated include in kernel/rcupreempt_trace.c
  RCU, rculist.h: fix list iterators
  rcu: fix rcu_try_flip_waitack_needed() to prevent grace-period stall
  rculist.h: use the rcu API
  rcu: split list.h and move rcu-protected lists into rculist.h
  sched: 1Q08 RCU doc update, add call_rcu_sched()
  rcu: add call_rcu_sched() and friends to rcutorture
  rcu: add rcu_barrier_sched() and rcu_barrier_bh()
  ...

14 years agomm: fix build on non-mmu machines
Sebastian Siewior [Tue, 15 Jul 2008 20:28:46 +0000 (22:28 +0200)]
mm: fix build on non-mmu machines

Commit 1ea0704e0d aka "mm: add a ptep_modify_prot transaction abstraction"

caused:

|  CC      init/main.o
|In file included from include2/asm/pgtable.h:68,
|                 from /home/bigeasy/git/linux-2.6-m68k/include/linux/mm.h:39,
|                 from include2/asm/uaccess.h:8,
|                 from /home/bigeasy/git/linux-2.6-m68k/include/linux/poll.h:13,
|                 from /home/bigeasy/git/linux-2.6-m68k/include/linux/rtc.h:113,
|                 from /home/bigeasy/git/linux-2.6-m68k/include/linux/efi.h:19,
|                 from /home/bigeasy/git/linux-2.6-m68k/init/main.c:43:
|/linux-2.6/include/asm-generic/pgtable.h: In function '__ptep_modify_prot_start':
|/linux-2.6/include/asm-generic/pgtable.h:209: error: implicit declaration of function 'ptep_get_and_clear'
|/linux-2.6/include/asm-generic/pgtable.h:209: error: incompatible types in return
|/linux-2.6/include/asm-generic/pgtable.h: In function '__ptep_modify_prot_commit':
|/linux-2.6/include/asm-generic/pgtable.h:220: error: implicit declaration of function 'set_pte_at'
|make[2]: *** [init/main.o] Error 1
|make[1]: *** [init] Error 2
|make: *** [sub-make] Error 2

on my m68knommu box.

Acked-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Hugh Dickins <hugh@veritas.com>
Cc: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Sebastian Siewior <bigeasy@linutronix.de>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
14 years agoftrace: maintainer
Steven Rostedt [Tue, 15 Jul 2008 17:28:14 +0000 (13:28 -0400)]
ftrace: maintainer

I'm willing to take responsibility for ftrace, and follow up on any
issues that arise due to it.

Signed-off-by: Steven Rostedt <srostedt@redhat.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
14 years agox86: fix TSC build error on 32bit
Thomas Gleixner [Tue, 15 Jul 2008 20:08:04 +0000 (22:08 +0200)]
x86: fix TSC build error on 32bit

Dave Hansen reported a build error on 32bit which went unnoticed
as newer gcc versions seem to optimize unused static functions
away before compiling them.

Make vread_tsc() depend on CONFIG_X86_64

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
14 years agogeneric-ipi: more merge fallout
Ingo Molnar [Tue, 15 Jul 2008 20:08:52 +0000 (22:08 +0200)]
generic-ipi: more merge fallout

fix more API change fallout in recently merged upstream changes.

Signed-off-by: Ingo Molnar <mingo@elte.hu>
14 years agogeneric-ipi: merge fix
Ingo Molnar [Tue, 15 Jul 2008 20:03:56 +0000 (22:03 +0200)]
generic-ipi: merge fix

fix merge fallout:

arch/x86/pci/amd_bus.c: In function ‘enable_pci_io_ecs':
arch/x86/pci/amd_bus.c:581: error: too many arguments to function ‘on_each_cpu'

Signed-off-by: Ingo Molnar <mingo@elte.hu>
14 years agoMerge branch 'generic-ipi' into generic-ipi-for-linus
Ingo Molnar [Tue, 15 Jul 2008 19:55:59 +0000 (21:55 +0200)]
Merge branch 'generic-ipi' into generic-ipi-for-linus

Conflicts:

arch/powerpc/Kconfig
arch/s390/kernel/time.c
arch/x86/kernel/apic_32.c
arch/x86/kernel/cpu/perfctr-watchdog.c
arch/x86/kernel/i8259_64.c
arch/x86/kernel/ldt.c
arch/x86/kernel/nmi_64.c
arch/x86/kernel/smpboot.c
arch/x86/xen/smp.c
include/asm-x86/hw_irq_32.h
include/asm-x86/hw_irq_64.h
include/asm-x86/mach-default/irq_vectors.h
include/asm-x86/mach-voyager/irq_vectors.h
include/asm-x86/smp.h
kernel/Makefile

Signed-off-by: Ingo Molnar <mingo@elte.hu>
14 years agoMerge branch 'sbp2-spindown' of git://git.kernel.org/pub/scm/linux/kernel/git/ieee139...
Linus Torvalds [Tue, 15 Jul 2008 19:39:44 +0000 (12:39 -0700)]
Merge branch 'sbp2-spindown' of git://git./linux/kernel/git/ieee1394/linux1394-2.6

* 'sbp2-spindown' of git://git.kernel.org/pub/scm/linux/kernel/git/ieee1394/linux1394-2.6:
  ieee1394: sbp2: spin disks down on suspend and shutdown
  firewire: fw-sbp2: spin disks down on suspend and shutdown
  ieee1394: sbp2: fix spindown for PL-3507 and TSB42AA9 firmwares
  firewire: fw-sbp2: fix spindown for PL-3507 and TSB42AA9 firmwares
  scsi: sd: optionally set power condition in START STOP UNIT

14 years agoMerge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/ieee1394...
Linus Torvalds [Tue, 15 Jul 2008 19:39:13 +0000 (12:39 -0700)]
Merge branch 'for-linus' of git://git./linux/kernel/git/ieee1394/linux1394-2.6

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/ieee1394/linux1394-2.6:
  firewire: don't respond to broadcast write requests
  firewire: clean up fw_card reference counting
  firewire: clean up some includes
  firewire: remove unused struct members
  firewire: implement broadcast_channel CSR for 1394a compliance
  ieee1394: dump mmapped iso buffers in core files
  ieee1394: raw1394: Push the BKL down into the driver ioctls
  ieee1394: video1394: reorder module init, prepare BKL removal
  ieee1394: reduce log noise about config ROM CRC errors

14 years agoMerge branch 'core/rcu' into core/rcu-for-linus
Ingo Molnar [Tue, 15 Jul 2008 19:10:12 +0000 (21:10 +0200)]
Merge branch 'core/rcu' into core/rcu-for-linus

14 years agoMerge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/penberg...
Linus Torvalds [Tue, 15 Jul 2008 18:26:14 +0000 (11:26 -0700)]
Merge branch 'for-linus' of git://git./linux/kernel/git/penberg/slab-2.6

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/penberg/slab-2.6:
  slab: rename slab_destroy_objs
  slub: current is always valid
  slub: Add check for kfree() of non slab objects.