GitHub/moto-9609/android_kernel_motorola_exynos9610.git
17 years agoV4L/DVB (5329): Some saa7134 cleanups
Heikki Orsila [Fri, 27 Apr 2007 15:31:18 +0000 (12:31 -0300)]
V4L/DVB (5329): Some saa7134 cleanups

- use generic sort instead of bubblesort
 - removed useless saa7134_video_fini function
 - small coding style changes

Signed-off-by: Heikki Orsila <heikki.orsila@iki.fi>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Hartmut Hackmann <hartmut.hackmann@t-online.de>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
17 years agoV4L/DVB (5326): Allow to set tuner_config in attach inform
Hartmut Hackmann [Fri, 27 Apr 2007 15:31:18 +0000 (12:31 -0300)]
V4L/DVB (5326): Allow to set tuner_config in attach inform

This patch move the assignment of the tuner config and the callback
before the check whether it is called in the attach inform.
This solves a module load order issue

Signed-off-by: Hartmut Hackmann <hartmut.hackmann@t-online.de>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
17 years agoV4L/DVB (5324): This patch fixes request_module_depend()
Markus Rechberger [Fri, 27 Apr 2007 15:31:17 +0000 (12:31 -0300)]
V4L/DVB (5324): This patch fixes request_module_depend()

this patch fixes request_module_depend()

Signed-off-by: Markus Rechberger <markus.rechberger@amd.com>
Signed-off-by: Hartmut Hackmann <hartmut.hackmann@t-online.de>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
17 years agoV4L/DVB (5323): Updated support for tuner callbacks
Hartmut Hackmann [Fri, 27 Apr 2007 15:31:17 +0000 (12:31 -0300)]
V4L/DVB (5323): Updated support for tuner callbacks

This change supplies a more generic version of the tuner callback.
The tuner struct now has a function pointer
  int (*tuner_callback) (void *dev, int command, int arg)
additionally to a int config parameter.
both can be set through the TUNER_SET_TYPE_ADDR client call.
Note that the meaning of the parameters depend on the tuner type.

Signed-off-by: Hartmut Hackmann <hartmut.hackmann@t-online.de>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
17 years agoV4L/DVB (5322): Removed board naming code in saa7134-dvb
Hartmut Hackmann [Fri, 27 Apr 2007 15:31:16 +0000 (12:31 -0300)]
V4L/DVB (5322): Removed board naming code in saa7134-dvb

This is for better consistency with other drivers

Signed-off-by: Hartmut Hackmann <hartmut.hackmann@t-online.de>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
17 years agoV4L/DVB (5321): Saa7134-dvb: initialize the dvb frontend in dvb_init
Hartmut Hackmann [Fri, 27 Apr 2007 15:31:16 +0000 (12:31 -0300)]
V4L/DVB (5321): Saa7134-dvb: initialize the dvb frontend in dvb_init

The hardware is completely initialized afterwards, especially the
tda10046 has its firmware - which is also necessary in analog mode
of some hybrid boards.
Calling the sleep function afterwards saves power and definitely puts
hybrid boards into analog mode without additional code elsewere.

Signed-off-by: Hartmut Hackmann <hartmut.hackmann@t-online.de>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
17 years agoV4L/DVB (5320): Filled in limiting values in tda827x.c
Hartmut Hackmann [Fri, 27 Apr 2007 15:31:15 +0000 (12:31 -0300)]
V4L/DVB (5320): Filled in limiting values in tda827x.c

The parameters for minimum and maximum frequency were missing.
Also added mail addresses of the module authors.

Signed-off-by: Hartmut Hackmann <hartmut.hackmann@t-online.de>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
17 years agoV4L/DVB (5319): Set tda827x to sleep mode after attach
Hartmut Hackmann [Fri, 27 Apr 2007 15:31:15 +0000 (12:31 -0300)]
V4L/DVB (5319): Set tda827x to sleep mode after attach

This change sets the tda827x to sleep mode right after attach in dvb
mode. It is just to save power. For the same reason, the ADC of the
tda10046 gets turned off in sleep mode.

Signed-off-by: Hartmut Hackmann <hartmut.hackmann@t-online.de>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
17 years agoV4L/DVB (5318): Fix tda8290 code for tda827x module
Hartmut Hackmann [Fri, 27 Apr 2007 15:31:15 +0000 (12:31 -0300)]
V4L/DVB (5318): Fix tda8290 code for tda827x module

During tuner attach, the pointers to host dev structure
are not set yet, so the I2c adapter needs to be accessed differently.
This patch also does some minor cleanup in the saa7134-dvb module.

Signed-off-by: Hartmut Hackmann <hartmut.hackmann@t-online.de>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
17 years agoV4L/DVB (5317): Create tda827x dvb tuner module
Michael Krufky [Fri, 27 Apr 2007 15:31:14 +0000 (12:31 -0300)]
V4L/DVB (5317): Create tda827x dvb tuner module

The patch moves the tda827x dvb tuning code to a separate module

Signed-off-by: Michael Krufky <mkrufky@linuxtv.org>
Signed-off-by: Hartmut Hackmann <hartmut.hackmann@t-online.de>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
17 years agoV4L/DVB (5316): Add radio support for the Lifeview FlyDVB-T Duo
Peter Missel [Fri, 27 Apr 2007 15:31:14 +0000 (12:31 -0300)]
V4L/DVB (5316): Add radio support for the Lifeview FlyDVB-T Duo

There are card variants supporting FM radio through tda8275.

Signed-off-by: Peter Missel <peter.missel@onlinehome.de>
Signed-off-by: Hartmut Hackmann <hartmut.hackmann@t-online.de>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
17 years agoV4L/DVB (5315): Tda1004x: check request firmware for NULL ponter again
Hartmut Hackmann [Fri, 27 Apr 2007 15:31:13 +0000 (12:31 -0300)]
V4L/DVB (5315): Tda1004x: check request firmware for NULL ponter again

In older versions, this was used to decide whether to boot from
eeprom or file. This is no longer necessary but the check helps to avoid
an oops with misconfigured cards.

Signed-off-by: Hartmut Hackmann <hartmut.hackmann@t-online.de>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
17 years agoV4L/DVB (5314): Added support for tda827x tuners with preamlifiers
Hartmut Hackmann [Fri, 27 Apr 2007 15:31:12 +0000 (12:31 -0300)]
V4L/DVB (5314): Added support for tda827x tuners with preamlifiers

This patch contains
- new tuning code for the tda827xa silicon tuner.
- controls the preamplifier of some boards with this tuner.
- support for the Philips Tiger S hybrid DVB-T reference design.
- reworked the saa7134-dvb modulue to get rid of most of the
  small board specific functions.

Signed-off-by: Hartmut Hackmann <hartmut.hackmann@t-online.de>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
17 years agoV4L/DVB (5313): Added a config entry and a gpio function pointer to tuner struct
Hartmut Hackmann [Fri, 27 Apr 2007 15:31:12 +0000 (12:31 -0300)]
V4L/DVB (5313): Added a config entry and a gpio function pointer to tuner struct

These entries mainly are to support configurations of the tda827x
silicon tuner with a preamplifier.
The values can be set throgh the attach inform or through
the extended TUNER_SET_TYPE_ADDR client call. The function pointer
will only be updated if the parameter is not NULL.
Since a typecast is necessary to set the pointer, i added a typedef for
this pointer (tuner_gpio_func_t) in tuner.h

Signed-off-by: Hartmut Hackmann <hartmut.hackmann@t-online.de>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
17 years agoV4L/DVB (5312): Saa713x: added a GPIO handler function
Hartmut Hackmann [Fri, 27 Apr 2007 15:31:11 +0000 (12:31 -0300)]
V4L/DVB (5312): Saa713x: added a GPIO handler function

This function allows to set, clear and tristate the GPIO ports.

Signed-off-by: Hartmut Hackmann <hartmut.hackmann@t-online.de>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
17 years agoV4L/DVB (5311): Tda1004x driver updates
Hartmut Hackmann [Fri, 27 Apr 2007 15:31:10 +0000 (12:31 -0300)]
V4L/DVB (5311): Tda1004x driver updates

There are the following changes:
- separate configuration of IF and GPIOs.
- set GPIOs before firmware load. This helps to avoid I2C address
  collisions.
- if desired invert GPIOs at sleep (automatic return to analog mode of card).
- added 3 tuner configuration bytes to config stuct.
- added i2c gate address to config struct.
- moved _state struct declaration to header file to make it accessible
  on board layer.
- added "conf_probed" to the state struct to allow i.e. probing for correct
  tuner version.
- changed firmware load mechanism to always:
  + check if already loaded
  + try to boot from eeprom
  + try downlad from host
- corrected name of tda10046 firmware image (backward compatible).

Signed-off-by: Hartmut Hackmann <hartmut.hackmann@t-online.de>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
17 years agoV4L/DVB (5307): Add support for the cx23415 MPEG decoding features.
Hans Verkuil [Fri, 27 Apr 2007 15:31:09 +0000 (12:31 -0300)]
V4L/DVB (5307): Add support for the cx23415 MPEG decoding features.

The cx23415 adds some extra features that this DVB decoding API did
not support. This API has been expanded to support the required
features. Both source and binary backwards compatibility is kept
intact by these changes. So existing applications are not affected.

Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: Ralph Metzler <rjkm@metzlerbros.de>
Signed-off-by: Oliver Endriss <o.endriss@gmx.de>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
17 years agoV4L/DVB (5306): Add support for VIDIOC_G_CHIP_IDENT
Hans Verkuil [Fri, 27 Apr 2007 15:31:08 +0000 (12:31 -0300)]
V4L/DVB (5306): Add support for VIDIOC_G_CHIP_IDENT

VIDIOC_G_CHIP_IDENT improves debugging of card problems: it can be
used to detect which chips are on the board and based on that information
selected register dumps can be made, making it easy to debug complicated
media chips containing tens or hundreds of registers.
This ioctl replaces the internal VIDIOC_INT_G_CHIP_IDENT ioctl.

Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
17 years agoV4L/DVB (5299): Added support for loading cx88-dvb and cx88-blackbird
Markus Rechberger [Fri, 27 Apr 2007 15:31:07 +0000 (12:31 -0300)]
V4L/DVB (5299): Added support for loading cx88-dvb and cx88-blackbird

Added support for loading cx88-dvb and cx88-blackbird

Signed-off-by: Markus Rechberger <mrechberger@gmail.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
17 years agoV4L/DVB (5298): Added support for deferred module requesting to cx88
Markus Rechberger [Fri, 27 Apr 2007 15:31:06 +0000 (12:31 -0300)]
V4L/DVB (5298): Added support for deferred module requesting to cx88

added support for deferred module requesting to cx88

Signed-off-by: Markus Rechberger <mrechberger@gmail.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
17 years agoV4L/DVB (5297): Fix identation on tda10021.c
Mauro Carvalho Chehab [Fri, 27 Apr 2007 15:31:06 +0000 (12:31 -0300)]
V4L/DVB (5297): Fix identation on tda10021.c

Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
17 years agoV4L/DVB (5294): Make pvr2_encoder_prep_config() static
Adrian Bunk [Fri, 27 Apr 2007 15:31:05 +0000 (12:31 -0300)]
V4L/DVB (5294): Make pvr2_encoder_prep_config() static

Signed-off-by: Adrian Bunk <bunk@stusta.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
17 years agoV4L/DVB (5293): Make dvb_usb_gl861_debug static
Adrian Bunk [Fri, 27 Apr 2007 15:31:05 +0000 (12:31 -0300)]
V4L/DVB (5293): Make dvb_usb_gl861_debug static

Signed-off-by: Adrian Bunk <bunk@stusta.de>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
17 years agoV4L/DVB (5290): Add support for VIDIOC_INT_G/S_STD_OUTPUT
Hans Verkuil [Fri, 27 Apr 2007 15:31:04 +0000 (12:31 -0300)]
V4L/DVB (5290): Add support for VIDIOC_INT_G/S_STD_OUTPUT

Added VIDIOC_INT_G_STD_OUTPUT and VIDIOC_INT_S_STD_OUTPUT to allow drivers
to set the TV standard for video output separately from the video capture.
This is needed for cx23415 support where the decoder is separate from the
encoder and can have a different TV standard.
Modified the saa7127 module to listen to VIDIOC_INT_G/S_STD_OUTPUT instead
of VIDIOC_G/S_STD.

Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
17 years agoV4L/DVB (5289): Add support for video output overlays.
Hans Verkuil [Fri, 27 Apr 2007 15:31:02 +0000 (12:31 -0300)]
V4L/DVB (5289): Add support for video output overlays.

Add V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY support.
Also add support for local and global alpha overlays.
Add new field enums V4L2_FIELD_INTERLACED_TB and V4L2_FIELD_INTERLACED_BT.
These changes are needed to support the ivtv On Screen Display features.

Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
17 years agoV4L/DVB (5278): Bt8xx/: possible cleanups
Adrian Bunk [Fri, 27 Apr 2007 15:31:01 +0000 (12:31 -0300)]
V4L/DVB (5278): Bt8xx/: possible cleanups

This patch contains the following possible cleanups:
- remove the following unused global functions:
  - bttv-if.c: bttv_get_cardinfo()
  - bttv-if.c: bttv_get_id()
  - bttv-if.c: bttv_get_gpio_queue()
  - bttv-if.c: bttv_i2c_call()
- remove the following unused EXPORT_SYMBOL's:
  - bttv-gpio.c: bttv_sub_bus_type
  - bttv-gpio.c: bttv_gpio_inout
  - bttv-gpio.c: bttv_gpio_read
  - bttv-gpio.c: bttv_gpio_write
  - bttv-gpio.c: bttv_gpio_bits

Signed-off-by: Adrian Bunk <bunk@stusta.de>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
17 years agoV4L/DVB (5272): Add V4L2_CAP_VIDEO_OUTPUT_POS capability
Hans Verkuil [Fri, 27 Apr 2007 15:31:01 +0000 (12:31 -0300)]
V4L/DVB (5272): Add V4L2_CAP_VIDEO_OUTPUT_POS capability

Add V4L2_CAP_VIDEO_OUTPUT_POS capability and x, y position coordinates
to struct v4l2_pix_format.
This is needed to support positioning the MPEG/YUV output of the cx23415.

Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
17 years agoV4L/DVB (5268): Add support for three new MPEG controls.
Hans Verkuil [Fri, 27 Apr 2007 15:31:00 +0000 (12:31 -0300)]
V4L/DVB (5268): Add support for three new MPEG controls.

Added V4L2_CID_MPEG_AUDIO_MUTE, V4L2_CID_MPEG_VIDEO_MUTE and
V4L2_CID_MPEG_CX2341X_STREAM_INSERT_NAV_PACKETS controls together with
their implementation in the cx2341x module.

Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
17 years agoV4L/DVB (5257): USB: add zr364xx V4L2 driver
Antoine Jacquet [Fri, 27 Apr 2007 15:30:59 +0000 (12:30 -0300)]
V4L/DVB (5257): USB: add zr364xx V4L2 driver

This patch adds a V4L2 driver giving support for USB webcams based on the
zr364xx chipsets.

Signed-off-by: Antoine Jacquet <royale@zerezo.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
17 years agoMerge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jmorris...
Linus Torvalds [Fri, 27 Apr 2007 17:47:29 +0000 (10:47 -0700)]
Merge branch 'for-linus' of git://git./linux/kernel/git/jmorris/selinux-2.6

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jmorris/selinux-2.6:
  selinux: preserve boolean values across policy reloads
  selinux: change numbering of boolean directory inodes in selinuxfs
  selinux: remove unused enumeration constant from selinuxfs
  selinux: explicitly number all selinuxfs inodes
  selinux: export initial SID contexts via selinuxfs
  selinux: remove userland security class and permission definitions
  SELinux: move security_skb_extlbl_sid() out of the security server
  MAINTAINERS: update selinux entry
  SELinux: rename selinux_netlabel.h to netlabel.h
  SELinux: extract the NetLabel SELinux support from the security server
  NetLabel: convert a BUG_ON in the CIPSO code to a runtime check
  NetLabel: cleanup and document CIPSO constants

17 years agomake SysRq-T show all tasks again
Ingo Molnar [Thu, 26 Apr 2007 03:50:03 +0000 (20:50 -0700)]
make SysRq-T show all tasks again

show_state() (SysRq-T) developed the buggy habbit of not showing
TASK_RUNNING tasks.  This was due to the mistaken belief that state_filter
== -1 would be a pass-through filter - while in reality it did not let
TASK_RUNNING == 0 p->state values through.

Fix this by restoring the original '!state_filter means all tasks'
special-case i had in the original version.  Test-built and test-booted on
i686, SysRq-T now works as intended.

Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
17 years agoseqlocks: trivial remove weird whitespace
Daniel Walker [Thu, 26 Apr 2007 16:46:05 +0000 (09:46 -0700)]
seqlocks: trivial remove weird whitespace

Signed-off-by: Daniel Walker <dwalker@mvista.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
17 years agoMerge branch 'for-linus' of git://git.infradead.org/ubi-2.6
Linus Torvalds [Fri, 27 Apr 2007 17:42:35 +0000 (10:42 -0700)]
Merge branch 'for-linus' of git://git.infradead.org/ubi-2.6

* 'for-linus' of git://git.infradead.org/ubi-2.6:
  UBI: remove unused variable
  UBI: add me to MAINTAINERS
  JFFS2: add UBI support
  UBI: Unsorted Block Images

17 years agoMerge branch 'upstream-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mfashe...
Linus Torvalds [Fri, 27 Apr 2007 17:29:56 +0000 (10:29 -0700)]
Merge branch 'upstream-linus' of git://git./linux/kernel/git/mfasheh/ocfs2

* 'upstream-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mfasheh/ocfs2: (27 commits)
  ocfs2: Cache extent records
  ocfs2: Remember rw lock level during direct io
  ocfs2: Fix up i_blocks calculation to know about holes
  ocfs2: Fix extent lookup to return true size of holes
  ocfs2: Read from an unwritten extent returns zeros
  ocfs2: make room for unwritten extents flag
  ocfs2: Use own splice write actor
  ocfs2: Use do_sync_mapping_range() in ocfs2_zero_tail_for_truncate()
  [PATCH] Turn do_sync_file_range() into do_sync_mapping_range()
  ocfs2: zero tail of sparse files on truncate
  ocfs2: Teach ocfs2_get_block() about holes
  ocfs2: remove ocfs2_prepare_write() and ocfs2_commit_write()
  ocfs2: teach ocfs2_file_aio_write() about sparse files
  ocfs2: Turn off shared writeable mmap for local files systems with holes.
  ocfs2: abstract out allocation locking
  ocfs2: teach extend/truncate about sparse files
  ocfs2: temporarily remove extent map caching
  ocfs2: sparse b-tree support
  ocfs2: small cleanup of ocfs2_request_delete()
  ocfs2: remove unused code
  ...

17 years agoMerge branch 'e1000-fixes' of master.kernel.org:/pub/scm/linux/kernel/git/jgarzik...
Linus Torvalds [Fri, 27 Apr 2007 17:14:53 +0000 (10:14 -0700)]
Merge branch 'e1000-fixes' of /linux/kernel/git/jgarzik/netdev-2.6

* 'e1000-fixes' of master.kernel.org:/pub/scm/linux/kernel/git/jgarzik/netdev-2.6:
  e1000: FIX: Stop raw interrupts disabled nag from RT
  e1000: FIX: firmware handover bits
  e1000: FIX: be ready for incoming irq at pci_request_irq

17 years agoMerge branch 'for-linus' of master.kernel.org:/pub/scm/linux/kernel/git/roland/infiniband
Linus Torvalds [Fri, 27 Apr 2007 16:39:27 +0000 (09:39 -0700)]
Merge branch 'for-linus' of /linux/kernel/git/roland/infiniband

* 'for-linus' of master.kernel.org:/pub/scm/linux/kernel/git/roland/infiniband: (49 commits)
  IB: Set class_dev->dev in core for nice device symlink
  IB/ehca: Implement modify_port
  IB/umad: Clarify documentation of transaction ID
  IPoIB/cm: spin_lock_irqsave() -> spin_lock_irq() replacements
  IB/mad: Change SMI to use enums rather than magic return codes
  IB/umad: Implement GRH handling for sent/received MADs
  IB/ipoib: Use ib_init_ah_from_path to initialize ah_attr
  IB/sa: Set src_path_bits correctly in ib_init_ah_from_path()
  IB/ucm: Simplify ib_ucm_event()
  RDMA/ucma: Simplify ucma_get_event()
  IB/mthca: Simplify CQ cleaning in mthca_free_qp()
  IB/mthca: Fix mthca_write_mtt() on HCAs with hidden memory
  IB/mthca: Update HCA firmware revisions
  IB/ipath: Fix WC format drift between user and kernel space
  IB/ipath: Check that a UD work request's address handle is valid
  IB/ipath: Remove duplicate stuff from ipath_verbs.h
  IB/ipath: Check reserved memory keys
  IB/ipath: Fix unit selection when all CPU affinity bits set
  IB/ipath: Don't allow QPs 0 and 1 to be opened multiple times
  IB/ipath: Disable IB link earlier in shutdown sequence
  ...

17 years agoMerge master.kernel.org:/pub/scm/linux/kernel/git/davem/sparc-2.6
Linus Torvalds [Fri, 27 Apr 2007 16:29:04 +0000 (09:29 -0700)]
Merge /pub/scm/linux/kernel/git/davem/sparc-2.6

* master.kernel.org:/pub/scm/linux/kernel/git/davem/sparc-2.6: (67 commits)
  [SCSI] SUNESP: Complete driver rewrite to version 2.0
  [SPARC64]: Convert PCI over to generic struct iommu/strbuf.
  [SPARC]: device_node name constification fallout
  [SPARC64]: Convert SBUS over to generic iommu/strbuf structs.
  [SPARC64]: Add generic iommu and strbuf structs to iommu.h
  [SPARC64]: Consolidate {sbus,pci}_iommu_arena.
  [SPARC]: Make device_node name and type const
  [SPARC64]: constify some paramaters of OF routines
  [TIGON3]: of_get_property() returns const.
  [SPARC64]: Fix PCI rework to adhere to of_get_property() const return.
  [SPARC64]: Document and fix calculation of pages_avail.
  [SPARC64]: Make sure pbm->prom_node is setup easly enough in psycho.c
  [SPARC64]: Use bootmem_bootmap_pages() in choose_bootmap_pfn().
  [SPARC64]: Add proper header file extern for cmdline_memory_size.
  [SPARC64]: Kill sparc_ultra_dump_{i,d}tlb()
  [SPARC64]: Use DECLARE_BITMAP and BITS_TO_LONGS in mm/init.c
  [SPARC64]: Give move verbose show_mem() output just like i386.
  [SPARC64]: Mark show_mem() printk's with KERN_INFO.
  [SPARC64]: Kill kvaddr_to_phys() and friends.
  [SPARC64]: Privatize sun4u_get_pte() and fix name.
  ...

17 years agoMerge master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6
Linus Torvalds [Fri, 27 Apr 2007 16:26:46 +0000 (09:26 -0700)]
Merge /pub/scm/linux/kernel/git/davem/net-2.6

* master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6: (448 commits)
  [IPV4] nl_fib_lookup: Initialise res.r before fib_res_put(&res)
  [IPV6]: Fix thinko in ipv6_rthdr_rcv() changes.
  [IPV4]: Add multipath cached to feature-removal-schedule.txt
  [WIRELESS] cfg80211: Clarify locking comment.
  [WIRELESS] cfg80211: Fix locking in wiphy_new.
  [WEXT] net_device: Don't include wext bits if not required.
  [WEXT]: Misc code cleanups.
  [WEXT]: Reduce inline abuse.
  [WEXT]: Move EXPORT_SYMBOL statements where they belong.
  [WEXT]: Cleanup early ioctl call path.
  [WEXT]: Remove options.
  [WEXT]: Remove dead debug code.
  [WEXT]: Clean up how wext is called.
  [WEXT]: Move to net/wireless
  [AFS]: Eliminate cmpxchg() usage in vlocation code.
  [RXRPC]: Fix pointers passed to bitops.
  [RXRPC]: Remove bogus atomic_* overrides.
  [AFS]: Fix u64 printing in debug logging.
  [AFS]: Add "directory write" support.
  [AFS]: Implement the CB.InitCallBackState3 operation.
  ...

17 years agoMerge branch 'upstream' of git://ftp.linux-mips.org/pub/scm/upstream-linus
Linus Torvalds [Fri, 27 Apr 2007 16:20:51 +0000 (09:20 -0700)]
Merge branch 'upstream' of git://ftp.linux-mips.org/upstream-linus

* 'upstream' of git://ftp.linux-mips.org/pub/scm/upstream-linus: (22 commits)
  [MIPS] Don't force frame pointers for lockdep on MIPS
  [MIPS] update vr41xx Kconfig
  [MIPS] remove 2 select entries for VR41xx
  [MIPS] rename VR41XX to VR4100 series
  [MIPS] Use DEFINE_SPINLOCK instead of SPIN_LOCK_UNLOCKED.
  [MIPS] Replace old fashioned "__typeof" with "__typeof__".
  [MIPS] Remove unused _THREAD_SIZE_ORDER from asm-offset.c.
  [MIPS] Change PCI host bridge setup/resources
  [MIPS] Register PCI host bridge resource earlier
  [MIPS] Remove pnx8550-v2pci_defconfig
  [MIPS] Add bcm1480 ZBus trace support, fix wait related bugs
  [MIPS] Updated Sibyte headers
  [MIPS] Remove unused argument from kunmap_coherent().
  [MIPS] Malta: Delete unused prototype of mips_timer_interrupt.
  [MIPS] Select ZONE_DMA only if GENERIC_ISA_DMA selected
  [MIPS] MIPS Tech: Get rid of volatile in core code.
  [MIPS] IP22: Get rid of volatile in IP22 core code.
  [MIPS] JMR3927 cleanup
  [MIPS] merge GT64111 PCI routines and GT64120 PCI_0 routines
  [MIPS] Cobalt: Split PCI codes from setup.c
  ...

17 years agoMerge branch 'for-linus' of git://git390.osdl.marist.edu/pub/scm/linux-2.6
Linus Torvalds [Fri, 27 Apr 2007 16:15:31 +0000 (09:15 -0700)]
Merge branch 'for-linus' of git://git390.osdl.marist.edu/linux-2.6

* 'for-linus' of git://git390.osdl.marist.edu/pub/scm/linux-2.6: (38 commits)
  [S390] SPIN_LOCK_UNLOCKED cleanup in drivers/s390
  [S390] Clean up smp code in preparation for some larger changes.
  [S390] Remove debugging junk.
  [S390] Switch etr from tasklet to workqueue.
  [S390] split page_test_and_clear_dirty.
  [S390] Processor degradation notification.
  [S390] vtime: cleanup per_cpu usage.
  [S390] crypto: cleanup.
  [S390] sclp: fix coding style.
  [S390] vmlogrdr: stop IUCV connection in vmlogrdr_release.
  [S390] sclp: initialize early.
  [S390] ctc: kmalloc->kzalloc/casting cleanups.
  [S390] zfcpdump support.
  [S390] dasd: Add ipldev parameter.
  [S390] dasd: Add sysfs attribute status and generate uevents.
  [S390] Improved kernel stack overflow checking.
  [S390] Get rid of console setup functions.
  [S390] No execute support cleanup.
  [S390] Minor fault path optimization.
  [S390] Use generic bug.
  ...

17 years agoMerge branch 'for-linus' of git://www.atmel.no/~hskinnemoen/linux/kernel/avr32
Linus Torvalds [Fri, 27 Apr 2007 16:14:46 +0000 (09:14 -0700)]
Merge branch 'for-linus' of git://atmel.no/~hskinnemoen/linux/kernel/avr32

* 'for-linus' of git://www.atmel.no/~hskinnemoen/linux/kernel/avr32: (21 commits)
  [AVR32] Fix compile error with gcc 4.1
  avr32: remove unneeded cast in atomic.h
  AVR32: Remove useless config option "GENERIC_BUST_SPINLOCK".
  [AVR32] Optimize the TLB miss handler
  [AVR32] Board code for ATNGW100
  [AVR32] Use memcpy/memset in memcpy_{from,to}_io and memset_io
  [AVR32] Get rid of board_setup_fbmem()
  [AVR32] Reserve framebuffer memory in early_parse_fbmem()
  [AVR32] Simplify early handling of memory regions
  [AVR32] Move setup_bootmem() from mm/init.c to kernel/setup.c
  [AVR32] Make I/O access macros work with external devices
  [AVR32] Fix NMI handler
  [AVR32] Clean up exception handling code
  [AVR32] Clean up cpu identification and add features bitmap
  [AVR32] Clean up asm/sysreg.h
  [AVR32] Don't enable clocks with no users
  [AVR32] Put cpu in sleep 0 when idle.
  [AVR32] Change system timer from count-compare to Timer/Counter 0
  [AVR32] Add mach-specific Kconfig
  [AVR32] Add nwait and tdf parameters to SMC configuration
  ...

17 years agoChange default dirty-writeback limits
Linus Torvalds [Fri, 27 Apr 2007 16:10:47 +0000 (09:10 -0700)]
Change default dirty-writeback limits

Do this really early in the 2.6.22-rc series, so that we'll get
feedback.  And don't change by half measures.  Just cut the default
dirty limit to a quarter of what it was, and see if anybody even
notices.

Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
17 years ago[MIPS] Don't force frame pointers for lockdep on MIPS
Franck Bui-Huu [Thu, 26 Apr 2007 07:20:15 +0000 (00:20 -0700)]
[MIPS] Don't force frame pointers for lockdep on MIPS

Stacktrace support on MIPS doesn't use frame pointers.  Since this option
considerably increases the size of the kernel code, force lockdep to not
use it.

Signed-off-by: Franck Bui-Huu <fbuihuu@gmail.com>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
17 years ago[MIPS] update vr41xx Kconfig
Yoichi Yuasa [Thu, 26 Apr 2007 10:53:59 +0000 (19:53 +0900)]
[MIPS] update vr41xx Kconfig

This patch has updated vr41xx/Kconfig.

Signed-off-by: Yoichi Yuasa <yoichi_yuasa@tripeaks.co.jp>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
17 years ago[MIPS] remove 2 select entries for VR41xx
Yoichi Yuasa [Thu, 26 Apr 2007 10:51:31 +0000 (19:51 +0900)]
[MIPS] remove 2 select entries for VR41xx

This patch has removed 2 select entries for VR41xx.
These entries are selected in arch/mips/vr41xx/Kconfig.

Signed-off-by: Yoichi Yuasa <yoichi_yuasa@tripeaks.co.jp>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
17 years ago[MIPS] rename VR41XX to VR4100 series
Yoichi Yuasa [Thu, 26 Apr 2007 10:45:09 +0000 (19:45 +0900)]
[MIPS] rename VR41XX to VR4100 series

This patch has renamed VR41XX to VR4100 series.
That's better.

Signed-off-by: Yoichi Yuasa <yoichi_yuasa@tripeaks.co.jp>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
17 years ago[MIPS] Use DEFINE_SPINLOCK instead of SPIN_LOCK_UNLOCKED.
Milind Arun Choudhary [Thu, 19 Apr 2007 09:35:16 +0000 (15:05 +0530)]
[MIPS] Use DEFINE_SPINLOCK instead of SPIN_LOCK_UNLOCKED.

Signed-off-by: Milind Arun Choudhary <milindchoudhary@gmail.com>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
17 years ago[MIPS] Replace old fashioned "__typeof" with "__typeof__".
Robert P. J. Day [Tue, 10 Apr 2007 10:23:27 +0000 (06:23 -0400)]
[MIPS] Replace old fashioned "__typeof" with "__typeof__".

[Robert's original log message said this was a bug but it isn't, it's
just very old fashioned syntax that is not (no longer?) documented in the
gcc documentation.  So for the sake of uniformity I'm applying his
patch but with a modified log message. -- Ralf]

Signed-off-by: Robert P. J. Day <rpjday@mindspring.com>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
17 years ago[MIPS] Remove unused _THREAD_SIZE_ORDER from asm-offset.c.
Ralf Baechle [Thu, 26 Apr 2007 14:46:28 +0000 (15:46 +0100)]
[MIPS] Remove unused _THREAD_SIZE_ORDER from asm-offset.c.

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
17 years ago[MIPS] Change PCI host bridge setup/resources
Thomas Bogendoerfer [Sun, 8 Apr 2007 11:34:57 +0000 (13:34 +0200)]
[MIPS] Change PCI host bridge setup/resources

PCI host bridge setup for SNI RM machines with PCI is quite broken, now
that Linux does it's resource setup own its own. It will use IO addresses,
which are needed by the EISA config detection and assigns PCI memory
addresses, which overlap with ISA legacy addresses (video ram). Below
is a patch, which changes the way how the PCI memory addresses are
used and sets the minimum IO address to give enough IO space for
8 EISA slots). This patch needs the other PCI resource change, I've
posted.

Signed-off-by: Thomas Bogendoerfer <tsbogend@alpha.franken.de>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
17 years ago[MIPS] Register PCI host bridge resource earlier
Thomas Bogendoerfer [Sun, 8 Apr 2007 11:28:44 +0000 (13:28 +0200)]
[MIPS] Register PCI host bridge resource earlier

PCI based SNI RM machines have their EISA bus behind an Intel PCI/EISA
bridge. So the PCI IO range must start at 0x0000. Changing that will
break the PCI bus, because i8259.c already has registered it's IO
addresses before the PCI bus gets initialized. Below is a patch,
which will register the PCI host bridge resources inside
register_pci_controller(). It also changes i8259.c to use insert_region(),
because request_resource() will fail, if the IO space of the PIT hanging
of the PCI host bridge (maybe passing the resource parent to
init_i8259_irqs() is a cleaner fix for that).

Signed-off-by: Thomas Bogendoerfer <tsbogend@alpha.franken.de>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
17 years ago[MIPS] Remove pnx8550-v2pci_defconfig
Yoichi Yuasa [Wed, 4 Apr 2007 07:40:52 +0000 (16:40 +0900)]
[MIPS] Remove pnx8550-v2pci_defconfig

Signed-off-by: Yoichi Yuasa <yoichi_yuasa@tripeaks.co.jp>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
17 years ago[MIPS] Add bcm1480 ZBus trace support, fix wait related bugs
Mark Mason [Thu, 29 Mar 2007 18:39:56 +0000 (11:39 -0700)]
[MIPS] Add bcm1480 ZBus trace support, fix wait related bugs

Make ZBus tracing generic - moving it to a common direcotry under
arch/mips/sibyte, add bcm1480 support and fix some wait related
bugs (thanks to Ralf for assistance on that).

Signed-off-by: Mark Mason <mason@broadcom.com>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
17 years ago[MIPS] Updated Sibyte headers
Mark Mason [Wed, 28 Mar 2007 21:40:25 +0000 (14:40 -0700)]
[MIPS] Updated Sibyte headers

This is an update to the earlier patch for the sibyte headers, and superceeds
the previous patch.  Changes were necessary to get the tbprof driver working
on the bcm1480.

Patch to update Sibyte header files to match master versions maintained
at Broadcom.  This patch also corrects some whitespace problems, and
(hopefully) shouldn't introduce any new ones.

Signed-off-by: Mark Mason <mason@broadcom.com>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
17 years ago[MIPS] Remove unused argument from kunmap_coherent().
Ralf Baechle [Thu, 26 Apr 2007 14:46:25 +0000 (15:46 +0100)]
[MIPS] Remove unused argument from kunmap_coherent().

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
17 years ago[MIPS] Malta: Delete unused prototype of mips_timer_interrupt.
Ralf Baechle [Thu, 26 Apr 2007 14:46:25 +0000 (15:46 +0100)]
[MIPS] Malta: Delete unused prototype of mips_timer_interrupt.

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
17 years ago[MIPS] Select ZONE_DMA only if GENERIC_ISA_DMA selected
Atsushi Nemoto [Tue, 20 Mar 2007 15:36:02 +0000 (00:36 +0900)]
[MIPS] Select ZONE_DMA only if GENERIC_ISA_DMA selected

Signed-off-by: Atsushi Nemoto <anemo@mba.ocn.ne.jp>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
17 years ago[MIPS] MIPS Tech: Get rid of volatile in core code.
Ralf Baechle [Thu, 26 Apr 2007 14:46:24 +0000 (15:46 +0100)]
[MIPS] MIPS Tech: Get rid of volatile in core code.

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
17 years ago[MIPS] IP22: Get rid of volatile in IP22 core code.
Ralf Baechle [Thu, 26 Apr 2007 14:46:24 +0000 (15:46 +0100)]
[MIPS] IP22: Get rid of volatile in IP22 core code.

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
17 years ago[MIPS] JMR3927 cleanup
Atsushi Nemoto [Wed, 14 Mar 2007 15:58:28 +0000 (00:58 +0900)]
[MIPS] JMR3927 cleanup

* Kill dead codes
* Rearrange irq chip handlers
* Minimize defconfig

Signed-off-by: Atsushi Nemoto <anemo@mba.ocn.ne.jp>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
17 years ago[MIPS] merge GT64111 PCI routines and GT64120 PCI_0 routines
Yoichi Yuasa [Wed, 14 Mar 2007 12:51:26 +0000 (21:51 +0900)]
[MIPS] merge GT64111 PCI routines and GT64120 PCI_0 routines

This patch has merged GT64111 PCI routines and GT64120 PCI_0 routines.
GT64111 PCI is almost the same as GT64120's PCI_0.
This patch don't change GT64120 PCI routines.

Signed-off-by: Yoichi Yuasa <yoichi_yuasa@tripeaks.co.jp>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
17 years ago[MIPS] Cobalt: Split PCI codes from setup.c
Yoichi Yuasa [Mon, 5 Mar 2007 10:10:03 +0000 (19:10 +0900)]
[MIPS] Cobalt: Split PCI codes from setup.c

It's removed #ifdef CONFIG_PCI/#endif from cobalt setup.c .

Signed-off-by: Yoichi Yuasa <yoichi_yuasa@tripeaks.co.jp>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
17 years ago[MIPS] Cobalt: clean up include files
Yoichi Yuasa [Tue, 6 Mar 2007 12:34:44 +0000 (21:34 +0900)]
[MIPS] Cobalt: clean up include files

Signed-off-by: Yoichi Yuasa <yoichi_yuasa@tripeaks.co.jp>
17 years ago[MIPS] Fix AP/SP to work in the reality of modern kernels.
Ralf Baechle [Wed, 25 Apr 2007 14:08:57 +0000 (15:08 +0100)]
[MIPS] Fix AP/SP to work in the reality of modern kernels.

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
17 years ago[S390] SPIN_LOCK_UNLOCKED cleanup in drivers/s390
Milind Arun Choudhary [Fri, 27 Apr 2007 14:02:01 +0000 (16:02 +0200)]
[S390] SPIN_LOCK_UNLOCKED cleanup in drivers/s390

SPIN_LOCK_UNLOCKED cleanup,use __SPIN_LOCK_UNLOCKED instead.

Signed-off-by: Milind Arun Choudhary <milindchoudhary@gmail.com>
Cc: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
17 years ago[S390] Clean up smp code in preparation for some larger changes.
Heiko Carstens [Fri, 27 Apr 2007 14:02:00 +0000 (16:02 +0200)]
[S390] Clean up smp code in preparation for some larger changes.

Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
17 years ago[S390] Remove debugging junk.
Martin Schwidefsky [Fri, 27 Apr 2007 14:01:59 +0000 (16:01 +0200)]
[S390] Remove debugging junk.

arch/s390/appldata/appldata_base.c has some confusing debugging code left
over to allow compiling it as a module. In practice, it cannot be configured
as module and there is no need to keep that code.

Signed-off-by: Gerald Schaefer <geraldsc@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
17 years ago[S390] Switch etr from tasklet to workqueue.
Martin Schwidefsky [Fri, 27 Apr 2007 14:01:58 +0000 (16:01 +0200)]
[S390] Switch etr from tasklet to workqueue.

The clock synchronization of the ETR code requires an smp_call_function
to synchronize all cpus. Calling smp_call_function from a tasklet is
illegal. Replace the tasklet with a job on the global workqueue.
ETR work is rare and can be postponed to a be done by a kernel thread.

Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
17 years ago[S390] split page_test_and_clear_dirty.
Martin Schwidefsky [Fri, 27 Apr 2007 14:01:57 +0000 (16:01 +0200)]
[S390] split page_test_and_clear_dirty.

The page_test_and_clear_dirty primitive really consists of two
operations, page_test_dirty and the page_clear_dirty. The combination
of the two is not an atomic operation, so it makes more sense to have
two separate operations instead of one.
In addition to the improved readability of the s390 version of
SetPageUptodate, it now avoids the page_test_dirty operation which is
an insert-storage-key-extended (iske) instruction which is an expensive
operation.

Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
17 years ago[S390] Processor degradation notification.
Heiko Carstens [Fri, 27 Apr 2007 14:01:56 +0000 (16:01 +0200)]
[S390] Processor degradation notification.

Generate uevents for all cpus if cpu capability changes. This can
happen e.g. because the cpus are overheating. The cpu capability can
be read via /sys/devices/system/cpu/cpuN/capability.

Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
17 years ago[S390] vtime: cleanup per_cpu usage.
Jan Glauber [Fri, 27 Apr 2007 14:01:55 +0000 (16:01 +0200)]
[S390] vtime: cleanup per_cpu usage.

Replace per_cpu(... , smp_processor_id()) with __get_cpu_var()

Signed-off-by: Jan Glauber <jan.glauber@de.ibm.com>
Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
17 years ago[S390] crypto: cleanup.
Jan Glauber [Fri, 27 Apr 2007 14:01:54 +0000 (16:01 +0200)]
[S390] crypto: cleanup.

Cleanup code and remove obsolete documentation.

Signed-off-by: Jan Glauber <jan.glauber@de.ibm.com>
Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
17 years ago[S390] sclp: fix coding style.
Stefan Haberland [Fri, 27 Apr 2007 14:01:53 +0000 (16:01 +0200)]
[S390] sclp: fix coding style.

Use only capital letters for defines.

Cc: Peter Oberparleiter <peter.oberparleiter@de.ibm.com>
Signed-off-by: Stefan Haberland <stefan.haberland@de.ibm.com>
Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
17 years ago[S390] vmlogrdr: stop IUCV connection in vmlogrdr_release.
Ursula Braun [Fri, 27 Apr 2007 14:01:52 +0000 (16:01 +0200)]
[S390] vmlogrdr: stop IUCV connection in vmlogrdr_release.

Reopen of /dev/account failed. The IUCV path has to be terminated
in vmlogrdr_release.

Signed-off-by: Ursula Braun <braunu@de.ibm.com>
Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
17 years ago[S390] sclp: initialize early.
Peter Oberparleiter [Fri, 27 Apr 2007 14:01:51 +0000 (16:01 +0200)]
[S390] sclp: initialize early.

Add explicit sclp initialization for those sclp users that do not
register with the interface.

Signed-off-by: Peter Oberparleiter <peter.oberparleiter@de.ibm.com>
Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
17 years ago[S390] ctc: kmalloc->kzalloc/casting cleanups.
Ahmed S. Darwish [Fri, 27 Apr 2007 14:01:50 +0000 (16:01 +0200)]
[S390] ctc: kmalloc->kzalloc/casting cleanups.

A patch for the CTC / ESCON network driver.  Switch from kmalloc to kzalloc
when appropriate, remove some unnecessary kmalloc casts too.  Since I have no
s390 machine, I didn't compile it but I examined it carefully.

Signed-off-by: "Ahmed S. Darwish" <darwish.07@gmail.com>
Cc: Frank Pavlic <fpavlic@de.ibm.com>
Cc: Ursula Braun <braunu@de.ibm.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
17 years ago[S390] zfcpdump support.
Michael Holzheu [Fri, 27 Apr 2007 14:01:49 +0000 (16:01 +0200)]
[S390] zfcpdump support.

s390 machines provide hardware support for creating Linux dumps on SCSI
disks. For creating a dump a special purpose dump Linux is used. The first
32 MB of memory are saved by the hardware before the dump Linux is
booted. Via an SCLP interface, the saved memory can be accessed from
Linux. This patch exports memory and registers of the crashed Linux to
userspace via a debugfs file. For more information refer to
Documentation/s390/zfcpdump.txt, which is included in this patch.

Signed-off-by: Michael Holzheu <holzheu@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
17 years ago[S390] dasd: Add ipldev parameter.
Peter Oberparleiter [Fri, 27 Apr 2007 14:01:48 +0000 (16:01 +0200)]
[S390] dasd: Add ipldev parameter.

Specifying 'ipldev' in the dasd= kernel parameter will automatically
activate the boot device for use by the dasd driver.

Signed-off-by: Peter Oberparleiter <peter.oberparleiter@de.ibm.com>
Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
17 years ago[S390] dasd: Add sysfs attribute status and generate uevents.
Horst Hummel [Fri, 27 Apr 2007 14:01:47 +0000 (16:01 +0200)]
[S390] dasd: Add sysfs attribute status and generate uevents.

This patch adds a sysfs-attribute 'status' to make the DASD device-status
accessible from user-space. In addition, the DASD driver generates an
uevent(CHANGE) for the ccw-device on each device-status change.
This enables user-space applications (e.g. udev) to do related processing.

Signed-off-by: Horst Hummel <horst.hummel@de.ibm.com>
Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
17 years ago[S390] Improved kernel stack overflow checking.
Martin Schwidefsky [Fri, 27 Apr 2007 14:01:46 +0000 (16:01 +0200)]
[S390] Improved kernel stack overflow checking.

Recent cvs versions of gcc have support for an improved stack overflow
checking that calculates the size of the guard size for each function.
If the compiler accepts -mstack-size without -mstack-guard then the
new stack check is available. We always want to use the new stack
checker.

Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
17 years ago[S390] Get rid of console setup functions.
Heiko Carstens [Fri, 27 Apr 2007 14:01:45 +0000 (16:01 +0200)]
[S390] Get rid of console setup functions.

We get this:

Section mismatch: reference to .init.text:con3270_consetup from .data
  between 'con3270' (at offset 0x45c8) and 'con3270_fn'
Section mismatch: reference to .init.text:con3215_consetup from .data
  between 'con3215' (at offset 0x4678) and
  'raw3215_ccw_driver'

Since there is no difference between a non present console setup
function and one that returns only 0 remove them.

Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
17 years ago[S390] No execute support cleanup.
Martin Schwidefsky [Fri, 27 Apr 2007 14:01:44 +0000 (16:01 +0200)]
[S390] No execute support cleanup.

Simplify the signal_return function that checks for the two special
system calls sigreturn and rt_sigreturn. No need to do a page table
walk, a call to copy_from_user while disabled page faults will work
as well.

Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
17 years ago[S390] Minor fault path optimization.
Martin Schwidefsky [Fri, 27 Apr 2007 14:01:43 +0000 (16:01 +0200)]
[S390] Minor fault path optimization.

The minor fault path has grown a lot in terms of cycles. In particular
the kprobes hook is very costly. Optimize the path to save a couple of
cycles. If kprobes is enabled more than 300 cycles can be avoided if
kprobes_running() is false.

Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
17 years ago[S390] Use generic bug.
Heiko Carstens [Fri, 27 Apr 2007 14:01:42 +0000 (16:01 +0200)]
[S390] Use generic bug.

Generic bug implementation for s390. Will increase the value of the
console output on BUG() statements since registers r0-r5,r14 will
not be clobbered by a printk() call that was previously done before
the illegal instruction of BUG() was hit.
Also implements an architecture specific WARN_ON(). Output of that
could be increased but requires common code change.

Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
17 years ago[S390] Improved oops output.
Martin Schwidefsky [Fri, 27 Apr 2007 14:01:41 +0000 (16:01 +0200)]
[S390] Improved oops output.

This patch adds two improvements to the oops output. First it adds an
additional line after the PSW which decodes the different fields of it.
Second a disassembler is added that decodes the instructions surrounding
the faulting PSW. The output of a test oops now looks like this:

kernel BUG at init/main.c:419
illegal operation: 0001 [#1]
CPU:    0    Not tainted
Process swapper (pid: 0, task: 0000000000464968, ksp: 00000000004be000)
Krnl PSW : 0700000180000000 00000000000120b6 (rest_init+0x36/0x38)
           R:0 T:1 IO:1 EX:1 Key:0 M:0 W:0 P:0 AS:0 CC:0 PM:0 EA:3
Krnl GPRS: 0000000000000003 00000000004ba017 0000000000000022 0000000000000001
           000000000003a5f6 0000000000000000 00000000004be6a8 0000000000000000
           0000000000000000 00000000004b8200 0000000000003a50 0000000000008000
           0000000000516368 000000000033d008 00000000000120b2 00000000004bdee0
Krnl Code: 00000000000120a6e3e0f0980024       stg     %r14,152(%r15)
           00000000000120acc0e500014296       brasl   %r14,3a5d8
           00000000000120b2a7f40001           brc     15,120b4
          >00000000000120b6: 0707               bcr     0,%r7
           00000000000120b8eb7ff0500024       stmg    %r7,%r15,80(%r15)
           00000000000120bec0d000195825       larl    %r13,33d108
           00000000000120c4a7f13f00           tmll    %r15,16128
           00000000000120c8a7840001           brc     8,120ca
Call Trace:
([<00000000000120b2>] rest_init+0x32/0x38)
 [<00000000004be614>] start_kernel+0x37c/0x410
 [<0000000000012020>] _ehead+0x20/0x80

Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
17 years ago[S390] System call cleanup.
Martin Schwidefsky [Fri, 27 Apr 2007 14:01:40 +0000 (16:01 +0200)]
[S390] System call cleanup.

Remove system call glue for sys_clone, sys_fork, sys_vfork, sys_execve,
sys_sigreturn, sys_rt_sigreturn and sys_sigaltstack. Call do_execve from
kernel_execve directly, move pt_regs to the right place and branch to
sysc_return to start the user space program. This removes the last
in-kernel system call.

Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
17 years ago[S390] cio: Unregister ccw devices directly.
Cornelia Huck [Fri, 27 Apr 2007 14:01:39 +0000 (16:01 +0200)]
[S390] cio: Unregister ccw devices directly.

We used to unregister ccw devices not directly from the I/O
subchannel remove function in order to avoid lifelocks on the
css bus semaphore. This semaphore is gone, and there is no reason
to not unregister the ccw device directly (it is even better since
it is more in keeping with the goal of immediate disconnect).

Signed-off-by: Cornelia Huck <cornelia.huck@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
17 years ago[S390] cio: cm_enable memory leak.
Cornelia Huck [Fri, 27 Apr 2007 14:01:38 +0000 (16:01 +0200)]
[S390] cio: cm_enable memory leak.

We allocage two pages when channel path measurements are enabled
via cm_enable. We must not forget to free them again when
channel path measurements are disabled again.

Signed-off-by: Cornelia Huck <cornelia.huck@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
17 years ago[S390] cio: ccwgroup register vs. unregister.
Cornelia Huck [Fri, 27 Apr 2007 14:01:37 +0000 (16:01 +0200)]
[S390] cio: ccwgroup register vs. unregister.

Introduce a mutex for struct ccwgroup to prevent simuntaneous
register/unregister on the same ccwgroup device.

Signed-off-by: Cornelia Huck <cornelia.huck@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
17 years ago[S390] cio: Dont call css_update_ssd_info from interrupt context.
Cornelia Huck [Fri, 27 Apr 2007 14:01:36 +0000 (16:01 +0200)]
[S390] cio: Dont call css_update_ssd_info from interrupt context.

Signed-off-by: Cornelia Huck <cornelia.huck@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
17 years ago[S390] cio: fix subchannel channel-path data usage
Peter Oberparleiter [Fri, 27 Apr 2007 14:01:35 +0000 (16:01 +0200)]
[S390] cio: fix subchannel channel-path data usage

Ensure that channel-path related subchannel data is only retrieved and
used when it is valid and that it is updated when it may have changed.

Signed-off-by: Peter Oberparleiter <peter.oberparleiter@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
17 years ago[S390] cio: replace subchannel evaluation queue with bitmap
Peter Oberparleiter [Fri, 27 Apr 2007 14:01:34 +0000 (16:01 +0200)]
[S390] cio: replace subchannel evaluation queue with bitmap

Use a bitmap for indicating which subchannels require evaluation
instead of allocating memory for each evaluation request. This
approach reduces memory consumption during recovery in case of
massive evaluation request occurrence and removes the need for
memory allocation failure handling.

Cc: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Peter Oberparleiter <peter.oberparleiter@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
17 years ago[S390] cio: Re-start path verification after aborting internal I/O.
Stefan Bader [Fri, 27 Apr 2007 14:01:33 +0000 (16:01 +0200)]
[S390] cio: Re-start path verification after aborting internal I/O.

Path verification triggered by changes to the available CHPIDs will be
interrupted by another change but not re-started. This results in an
invalid path mask.
To solve this make sure to completely re-start path verification when
changing the available paths.

Signed-off-by: Stefan Bader <shbader@de.ibm.com>
Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
17 years ago[S390] cio: Use add_uevent_var.
Cornelia Huck [Fri, 27 Apr 2007 14:01:32 +0000 (16:01 +0200)]
[S390] cio: Use add_uevent_var.

Convert ccw_uevent to use add_uevent_var and adapt snprint_alias.

Signed-off-by: Cornelia Huck <cornelia.huck@de.ibm.com>
Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
17 years ago[S390] cio: Channel-path configure function.
Peter Oberparleiter [Fri, 27 Apr 2007 14:01:31 +0000 (16:01 +0200)]
[S390] cio: Channel-path configure function.

Add a new attribute to the channel-path sysfs directory through which
channel-path configure operations can be triggered. Also listen for
hardware events requesting channel-path configure operations and
process them accordingly.

Signed-off-by: Peter Oberparleiter <peter.oberparleiter@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
17 years ago[S390] cio: Clean up online_store.
Cornelia Huck [Fri, 27 Apr 2007 14:01:30 +0000 (16:01 +0200)]
[S390] cio: Clean up online_store.

Detangle the online_store code and make it more readable.

Signed-off-by: Cornelia Huck <cornelia.huck@de.ibm.com>
Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
17 years ago[S390] cio: observe chpid valid flag
Peter Oberparleiter [Fri, 27 Apr 2007 14:01:29 +0000 (16:01 +0200)]
[S390] cio: observe chpid valid flag

Check validity flag of CHPID description data before continuing with
channel-path initialization.

Signed-off-by: Peter Oberparleiter <peter.oberparleiter@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
17 years ago[S390] cio: Introduce separate files for channel-path related code.
Peter Oberparleiter [Fri, 27 Apr 2007 14:01:28 +0000 (16:01 +0200)]
[S390] cio: Introduce separate files for channel-path related code.

Signed-off-by: Peter Oberparleiter <peter.oberparleiter@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
17 years ago[S390] cio: Allow 0 and 1 as input for channel path status attribute.
Peter Oberparleiter [Fri, 27 Apr 2007 14:01:27 +0000 (16:01 +0200)]
[S390] cio: Allow 0 and 1 as input for channel path status attribute.

Channel path status can now be modified by writing '0' and '1'
to the sysfs status attribute in addition to 'offline' and
'online' respectively.

Signed-off-by: Peter Oberparleiter <peter.oberparleiter@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
17 years ago[S390] cio: Introduce struct chp_id.
Peter Oberparleiter [Fri, 27 Apr 2007 14:01:26 +0000 (16:01 +0200)]
[S390] cio: Introduce struct chp_id.

Introduce data type for channel-path IDs.

Signed-off-by: Peter Oberparleiter <peter.oberparleiter@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>