Commit graph

123499 commits

Author SHA1 Message Date
Linus Torvalds
5b8f258758 Merge branch 'upstream-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jgarzik/libata-dev
* 'upstream-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jgarzik/libata-dev:
  sata_sil: add Large Block Transfer support
  [libata] ata_piix: cleanup dmi strings checking
  DMI: add dmi_match
  libata: blacklist NCQ on OCZ CORE 2 SSD (resend)
  [libata] Update kernel-doc comments to match source code
  libata: perform port detach in EH
  libata: when restoring SControl during detach do the PMP links first
  libata: beef up iterators
2008-12-30 17:32:25 -08:00
Linus Torvalds
526ea064f9 Merge branch 'oprofile-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip
* 'oprofile-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip:
  oprofile: select RING_BUFFER
  ring_buffer: adding EXPORT_SYMBOLs
  oprofile: fix lost sample counter
  oprofile: remove nr_available_slots()
  oprofile: port to the new ring_buffer
  ring_buffer: add remaining cpu functions to ring_buffer.h
  oprofile: moving cpu_buffer_reset() to cpu_buffer.h
  oprofile: adding cpu_buffer_entries()
  oprofile: adding cpu_buffer_write_commit()
  oprofile: adding cpu buffer r/w access functions
  ftrace: remove unused function arg in trace_iterator_increment()
  ring_buffer: update description for ring_buffer_alloc()
  oprofile: set values to default when creating oprofilefs
  oprofile: implement switch/case in buffer_sync.c
  x86/oprofile: cleanup IBS init/exit functions in op_model_amd.c
  x86/oprofile: reordering IBS code in op_model_amd.c
  oprofile: fix typo
  oprofile: whitspace changes only
  oprofile: update comment for oprofile_add_sample()
  oprofile: comment cleanup
2008-12-30 17:31:25 -08:00
Linus Torvalds
db5e53fbf0 Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/penberg/slab-2.6
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/penberg/slab-2.6:
  slub: avoid leaking caches or refcounts on sysfs error
  slab: Fix comment on #endif
  slab: remove GFP_THISNODE clearing from alloc_slabmgmt()
  slub: Add might_sleep_if() to slab_alloc()
  SLUB: failslab support
  slub: Fix incorrect use of loose
  slab: Update the kmem_cache_create documentation regarding the name parameter
  slub: make early_kmem_cache_node_alloc void
  slab: unsigned slabp->inuse cannot be less than 0
  slub - fix get_object_page comment
  SLUB: Replace __builtin_return_address(0) with _RET_IP_.
  SLUB: cleanup - define macros instead of hardcoded numbers
2008-12-30 17:28:09 -08:00
Linus Torvalds
3f4b5c5d27 Merge branch 'drm-next' of git://git.kernel.org/pub/scm/linux/kernel/git/airlied/drm-2.6
* 'drm-next' of git://git.kernel.org/pub/scm/linux/kernel/git/airlied/drm-2.6: (37 commits)
  drm/i915: fix modeset devname allocation + agp init return check.
  drm/i915: Remove redundant test in error path.
  drm: Add a debug node for vblank state.
  drm: Avoid use-before-null-test on dev in drm_cleanup().
  drm/i915: Don't print to dmesg when taking signal during object_pin.
  drm: pin new and unpin old buffer when setting a mode.
  drm/i915: un-EXPORT and make 'intelfb_panic' static
  drm/i915: Delete unused, pointless i915_driver_firstopen.
  drm/i915: fix sparse warnings: returning void-valued expression
  drm/i915: fix sparse warnings: move 'extern' decls to header file
  drm/i915: fix sparse warnings: make symbols static
  drm/i915: fix sparse warnings: declare one-bit bitfield as unsigned
  drm/i915: Don't double-unpin buffers if we take a signal in evict_everything().
  drm/i915: Fix fbcon setup to align display pitch to 64b.
  drm/i915: Add missing userland definitions for gem init/execbuffer.
  i915/drm: provide compat defines for userspace for certain struct members.
  drm: drop DRM_IOCTL_MODE_REPLACEFB, add+remove works just as well.
  drm: sanitise drm modesetting API + remove unused hotplug
  drm: fix allowing master ioctls on non-master fds.
  drm/radeon: use locked rmmap to remove sarea mapping.
  ...
2008-12-30 17:25:49 -08:00
Linus Torvalds
a4ba2e9e36 Merge branch 'agp-next' of git://git.kernel.org/pub/scm/linux/kernel/git/airlied/agp-2.6
* 'agp-next' of git://git.kernel.org/pub/scm/linux/kernel/git/airlied/agp-2.6:
  agp/intel: Fix broken ® symbol in device name.
  agp/intel: add support for G41 chipset
2008-12-30 17:25:29 -08:00
Linus Torvalds
6de71484cf Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/sparc-next-2.6
* git://git.kernel.org/pub/scm/linux/kernel/git/davem/sparc-next-2.6: (98 commits)
  sparc: move select of ARCH_SUPPORTS_MSI
  sparc: drop SUN_IO
  sparc: unify sections.h
  sparc: use .data.init_task section for init_thread_union
  sparc: fix array overrun check in of_device_64.c
  sparc: unify module.c
  sparc64: prepare module_64.c for unification
  sparc64: use bit neutral Elf symbols
  sparc: unify module.h
  sparc: introduce CONFIG_BITS
  sparc: fix hardirq.h removal fallout
  sparc64: do not export pus_fs_struct
  sparc: use sparc64 version of scatterlist.h
  sparc: Commonize memcmp assembler.
  sparc: Unify strlen assembler.
  sparc: Add asm/asm.h
  sparc: Kill memcmp_32.S code which has been ifdef'd out for centuries.
  sparc: replace for_each_cpu_mask_nr with for_each_cpu
  sparc: fix sparse warnings in irq_32.c
  sparc: add include guards to kernel.h
  ...
2008-12-30 17:23:31 -08:00
Linus Torvalds
1dff81f20c Merge branch 'for-2.6.29' of git://git.kernel.dk/linux-2.6-block
* 'for-2.6.29' of git://git.kernel.dk/linux-2.6-block: (43 commits)
  bio: get rid of bio_vec clearing
  bounce: don't rely on a zeroed bio_vec list
  cciss: simplify parameters to deregister_disk function
  cfq-iosched: fix race between exiting queue and exiting task
  loop: Do not call loop_unplug for not configured loop device.
  loop: Flush possible running bios when loop device is released.
  alpha: remove dead BIO_VMERGE_BOUNDARY
  Get rid of CONFIG_LSF
  block: make blk_softirq_init() static
  block: use min_not_zero in blk_queue_stack_limits
  block: add one-hit cache for disk partition lookup
  cfq-iosched: remove limit of dispatch depth of max 4 times quantum
  nbd: tell the block layer that it is not a rotational device
  block: get rid of elevator_t typedef
  aio: make the lookup_ioctx() lockless
  bio: add support for inlining a number of bio_vecs inside the bio
  bio: allow individual slabs in the bio_set
  bio: move the slab pointer inside the bio_set
  bio: only mempool back the largest bio_vec slab cache
  block: don't use plugging on SSD devices
  ...
2008-12-30 17:20:05 -08:00
Linus Torvalds
179475a3b4 Merge branch 'irq-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip
* 'irq-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip:
  x86, sparseirq: clean up Kconfig entry
  x86: turn CONFIG_SPARSE_IRQ off by default
  sparseirq: fix numa_migrate_irq_desc dependency and comments
  sparseirq: add kernel-doc notation for new member in irq_desc, -v2
  locking, irq: enclose irq_desc_lock_class in CONFIG_LOCKDEP
  sparseirq, xen: make sure irq_desc is allocated for interrupts
  sparseirq: fix !SMP building, #2
  x86, sparseirq: move irq_desc according to smp_affinity, v7
  proc: enclose desc variable of show_stat() in CONFIG_SPARSE_IRQ
  sparse irqs: add irqnr.h to the user headers list
  sparse irqs: handle !GENIRQ platforms
  sparseirq: fix !SMP && !PCI_MSI && !HT_IRQ build
  sparseirq: fix Alpha build failure
  sparseirq: fix typo in !CONFIG_IO_APIC case
  x86, MSI: pass irq_cfg and irq_desc
  x86: MSI start irq numbering from nr_irqs_gsi
  x86: use NR_IRQS_LEGACY
  sparse irq_desc[] array: core kernel and x86 changes
  genirq: record IRQ_LEVEL in irq_desc[]
  irq.h: remove padding from irq_desc on 64bits
2008-12-30 16:20:19 -08:00
Linus Torvalds
bb758e9637 Merge branch 'timers-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip
* 'timers-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip:
  hrtimers: fix warning in kernel/hrtimer.c
  x86: make sure we really have an hpet mapping before using it
  x86: enable HPET on Fujitsu u9200
  linux/timex.h: cleanup for userspace
  posix-timers: simplify de_thread()->exit_itimers() path
  posix-timers: check ->it_signal instead of ->it_pid to validate the timer
  posix-timers: use "struct pid*" instead of "struct task_struct*"
  nohz: suppress needless timer reprogramming
  clocksource, acpi_pm.c: put acpi_pm_read_slow() under CONFIG_PCI
  nohz: no softirq pending warnings for offline cpus
  hrtimer: removing all ur callback modes, fix
  hrtimer: removing all ur callback modes, fix hotplug
  hrtimer: removing all ur callback modes
  x86: correct link to HPET timer specification
  rtc-cmos: export second NVRAM bank

Fixed up conflicts in sound/drivers/pcsp/pcsp.c and sound/core/hrtimer.c
manually.
2008-12-30 16:16:21 -08:00
Linus Torvalds
5f34fe1cfc Merge branch 'core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip
* 'core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: (63 commits)
  stacktrace: provide save_stack_trace_tsk() weak alias
  rcu: provide RCU options on non-preempt architectures too
  printk: fix discarding message when recursion_bug
  futex: clean up futex_(un)lock_pi fault handling
  "Tree RCU": scalable classic RCU implementation
  futex: rename field in futex_q to clarify single waiter semantics
  x86/swiotlb: add default swiotlb_arch_range_needs_mapping
  x86/swiotlb: add default phys<->bus conversion
  x86: unify pci iommu setup and allow swiotlb to compile for 32 bit
  x86: add swiotlb allocation functions
  swiotlb: consolidate swiotlb info message printing
  swiotlb: support bouncing of HighMem pages
  swiotlb: factor out copy to/from device
  swiotlb: add arch hook to force mapping
  swiotlb: allow architectures to override phys<->bus<->phys conversions
  swiotlb: add comment where we handle the overflow of a dma mask on 32 bit
  rcu: fix rcutorture behavior during reboot
  resources: skip sanity check of busy resources
  swiotlb: move some definitions to header
  swiotlb: allow architectures to override swiotlb pool allocation
  ...

Fix up trivial conflicts in
  arch/x86/kernel/Makefile
  arch/x86/mm/init_32.c
  include/linux/hardirq.h
as per Ingo's suggestions.
2008-12-30 16:10:19 -08:00
Robert Hancock
c7e324f1bd sata_sil: add Large Block Transfer support
This implements support for the Large Block Transfer feature found in Silicon
Image 311x controllers. This allows transferring bigger contiguous chunks of
data from system memory and avoids the 64KB boundary restriction of standard
SFF controllers.

This is based on a patch from Jeff Garzik (from the sii-lbt branch of
libata-dev) but includes a few bug fixes: Since the bmdma2 register does not
implement the status bits, the original bmdma register must be used except
where the bmdma2 register is required. As well the DMA boundary should be
31-bit instead of 32-bit since the top bit of the length field is still
required for the PRD end-of-table flag.

Signed-off-by: Robert Hancock <hancockr@shaw.ca>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
2008-12-29 07:40:09 -05:00
Jiri Slaby
3c387730ef [libata] ata_piix: cleanup dmi strings checking
Commit
	ATA: piix, fix pointer deref on suspend
fixed a possible oops in an ugly manner. Use newly introduced dmi_match()
to make the code pretty again.

Signed-off-by: Jiri Slaby <jirislaby@gmail.com>
Cc: Alexandru Romanescu <a_romanescu@yahoo.co.uk>
Cc: Tejun Heo <tj@kernel.org>
Cc: Alan Cox <alan@lxorguk.ukuu.org.uk>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
2008-12-29 07:40:06 -05:00
Jiri Slaby
d61c72e52b DMI: add dmi_match
Add a wrapper for testing system_info which will handle also NULL
system infos.

This will be used by the ata PIIX driver.

Signed-off-by: Jiri Slaby <jirislaby@gmail.com>
Cc: Alexandru Romanescu <a_romanescu@yahoo.co.uk>
Cc: Tejun Heo <tj@kernel.org>
Cc: Alan Cox <alan@lxorguk.ukuu.org.uk>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
2008-12-29 07:39:34 -05:00
Lubomir Bulej
5ccfca974f libata: blacklist NCQ on OCZ CORE 2 SSD (resend)
The patchlet below blacklists NCQ on OCZ CORE v2 SSD drive(s). Even
though the drive advertises NCQ support with queue depth 1, it responds
with all-zeroes FIS to NCQ commands which triggers ata error handling
several times before the kernel decides to disable NCQ on the drive.

Signed-off-by: Lubomir Bulej <lubomir.bulej@dsrg.mff.cuni.cz>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
2008-12-29 07:39:25 -05:00
Pekka Enberg
3c506efd7e Merge branch 'topic/failslab' into for-linus
Conflicts:

	mm/slub.c

Signed-off-by: Pekka Enberg <penberg@cs.helsinki.fi>
2008-12-29 11:47:05 +02:00
Pekka Enberg
fd37617e69 Merge branches 'topic/fixes', 'topic/cleanups' and 'topic/documentation' into for-linus 2008-12-29 11:45:47 +02:00
David Rientjes
7b8f3b66d9 slub: avoid leaking caches or refcounts on sysfs error
If a slab cache is mergeable and the sysfs alias cannot be added, the
target cache shall have its refcount decremented.  kmem_cache_create()
will return NULL, so if kmem_cache_destroy() is ever called on the target
cache, it will never be freed if the refcount has been leaked.

Likewise, if a slab cache is not mergeable and the sysfs link cannot be
added, the new cache shall be removed from the slab_caches list.
kmem_cache_create() will return NULL, so it will be impossible to call
kmem_cache_destroy() on it.

Both of these operations require slub_lock since refcount of all slab
caches and slab_caches are protected by the lock.

In the mergeable case, it would be better to restore objsize and offset
back to their original values, but this could race with another merge
since slub_lock was dropped.

Cc: Christoph Lameter <cl@linux-foundation.org>
Signed-off-by: David Rientjes <rientjes@google.com>
Signed-off-by: Pekka Enberg <penberg@cs.helsinki.fi>
2008-12-29 11:40:58 +02:00
Pascal Terjan
dfcd361028 slab: Fix comment on #endif
This #endif in slab.h is described as closing the inner block while it's for
the big CONFIG_NUMA one. That makes reading the code a bit harder.

This trivial patch fixes the comment.

Signed-off-by: Pascal Terjan <pterjan@mandriva.com>
Signed-off-by: Pekka Enberg <penberg@cs.helsinki.fi>
2008-12-29 11:40:56 +02:00
Pekka Enberg
8759ec50a6 slab: remove GFP_THISNODE clearing from alloc_slabmgmt()
Commit 6cb062296f ("Categorize GFP flags")
left one call-site in alloc_slabmgmt() to clear GFP_THISNODE instead of
GFP_CONSTRAINT_MASK. Unfortunately, that ends up clearing __GFP_NOWARN
and __GFP_NORETRY as well which is not what we want. As the only caller
of alloc_slabmgmt() already clears GFP_CONSTRAINT_MASK before passing
local_flags to it, we can just remove the clearing of GFP_THISNODE.

This patch should fix spurious page allocation failure warnings on the
mempool_alloc() path. See the following URL for the original discussion
of the bug:

  http://lkml.org/lkml/2008/10/27/100

Acked-by: Christoph Lameter <cl@linux-foundation.org>
Reported-by: Miklos Szeredi <miklos@szeredi.hu>
Signed-off-by: Pekka Enberg <penberg@cs.helsinki.fi>
2008-12-29 11:40:53 +02:00
OGAWA Hirofumi
89124d706d slub: Add might_sleep_if() to slab_alloc()
Currently SLUB doesn't warn about __GFP_WAIT. Add it into slab_alloc().

Acked-by: Christoph Lameter <cl@linux-foundation.org>
Signed-off-by: OGAWA Hirofumi <hirofumi@mail.parknet.co.jp>
Signed-off-by: Pekka Enberg <penberg@cs.helsinki.fi>
2008-12-29 11:40:51 +02:00
Akinobu Mita
773ff60e84 SLUB: failslab support
Currently fault-injection capability for SLAB allocator is only
available to SLAB. This patch makes it available to SLUB, too.

[penberg@cs.helsinki.fi: unify slab and slub implementations]
Cc: Christoph Lameter <cl@linux-foundation.org>
Cc: Matt Mackall <mpm@selenic.com>
Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com>
Signed-off-by: Pekka Enberg <penberg@cs.helsinki.fi>
2008-12-29 11:27:46 +02:00
Dave Airlie
aa59662966 drm/i915: fix modeset devname allocation + agp init return check.
devname needs to be allocated before the irq is installed, so the
irq routines get the correct name in /proc.

Also check the return value from the AGP init function, and
fixup the exit points.

Signed-off-by: Dave Airlie <airlied@redhat.com>
2008-12-29 18:18:19 +10:00
Julia Lawall
aad87dff5a drm/i915: Remove redundant test in error path.
The error path for object list being null is in the second goto target.

Signed-off-by: Julia Lawall <julia@diku.dk>
Signed-off-by: Eric Anholt <eric@anholt.net>
Signed-off-by: Dave Airlie <airlied@linux.ie>
2008-12-29 17:47:27 +10:00
Eric Anholt
fede5c91c4 drm: Add a debug node for vblank state.
Signed-off-by: Eric Anholt <eric@anholt.net>
Signed-off-by: Dave Airlie <airlied@linux.ie>
2008-12-29 17:47:27 +10:00
Eric Anholt
f51c5b6e62 drm: Avoid use-before-null-test on dev in drm_cleanup().
Signed-off-by: Eric Anholt <eric@anholt.net>
Signed-off-by: Dave Airlie <airlied@linux.ie>
2008-12-29 17:47:27 +10:00
Eric Anholt
f1acec9338 drm/i915: Don't print to dmesg when taking signal during object_pin.
This showed up in logs where people had a hung chip, so pinning was blocked
on the chip unpinning other buffers, and the X Server took its scheduler
signal during that time.

Signed-off-by: Eric Anholt <eric@anholt.net>
Signed-off-by: Dave Airlie <airlied@linux.ie>
2008-12-29 17:47:27 +10:00
Kristian Høgsberg
3c4fdcfb29 drm: pin new and unpin old buffer when setting a mode.
This removes the requirement for user space to pin a buffer before
setting a mode that is backed by the pixels from that buffer.

Signed-off-by: Kristian Høgsberg <krh@redhat.com>
Signed-off-by: Eric Anholt <eric@anholt.net>
Signed-off-by: Dave Airlie <airlied@linux.ie>
2008-12-29 17:47:27 +10:00
Hannes Eder
d1e22c6ed0 drm/i915: un-EXPORT and make 'intelfb_panic' static
Fix this sparse warning:

  drivers/gpu/drm/i915/intel_fb.c:417:5: warning: symbol 'intelfb_panic' was not declared. Should it be static?

Signed-off-by: Hannes Eder <hannes@hanneseder.net>
Signed-off-by: Eric Anholt <eric@anholt.net>
Signed-off-by: Dave Airlie <airlied@linux.ie>
2008-12-29 17:47:26 +10:00
Eric Anholt
bae7ec6573 drm/i915: Delete unused, pointless i915_driver_firstopen.
Thanks to Hannes Eder for pointing out that this code was dead according to
sparse.

Signed-off-by: Eric Anholt <eric@anholt.net>
Signed-off-by: Dave Airlie <airlied@linux.ie>
2008-12-29 17:47:26 +10:00
Hannes Eder
d4da3af667 drm/i915: fix sparse warnings: returning void-valued expression
Signed-off-by: Hannes Eder <hannes@hanneseder.net>
Signed-off-by: Eric Anholt <eric@anholt.net>
Signed-off-by: Dave Airlie <airlied@linux.ie>
2008-12-29 17:47:26 +10:00
Hannes Eder
606df4e024 drm/i915: fix sparse warnings: move 'extern' decls to header file
Move 'extern'-decls from "intel_dvo.c" to "dvo.h", as "dvo.h" is
included by and only by files where the symbols are either defined or
used.

Signed-off-by: Hannes Eder <hannes@hanneseder.net>
Signed-off-by: Eric Anholt <eric@anholt.net>
Signed-off-by: Dave Airlie <airlied@linux.ie>
2008-12-29 17:47:26 +10:00
Hannes Eder
b358d0a625 drm/i915: fix sparse warnings: make symbols static
Signed-off-by: Hannes Eder <hannes@hanneseder.net>
Signed-off-by: Eric Anholt <eric@anholt.net>
Signed-off-by: Dave Airlie <airlied@linux.ie>
2008-12-29 17:47:26 +10:00
Hannes Eder
95281e352e drm/i915: fix sparse warnings: declare one-bit bitfield as unsigned
Signed-off-by: Hannes Eder <hannes@hanneseder.net>
Signed-off-by: Eric Anholt <eric@anholt.net>
Acked-by: Jesse Barnes <jbarnes@virtuousgeek.org>
Signed-off-by: Dave Airlie <airlied@linux.ie>
2008-12-29 17:47:25 +10:00
Eric Anholt
b117763627 drm/i915: Don't double-unpin buffers if we take a signal in evict_everything().
We haven't seen this in practice, but it was visible when looking at a bug
report from when i915_gem_evict_everything() was broken and would always
return error.

Signed-off-by: Eric Anholt <eric@anholt.net>
Signed-off-by: Dave Airlie <airlied@linux.ie>
2008-12-29 17:47:25 +10:00
Eric Anholt
e7da40f0c8 drm/i915: Fix fbcon setup to align display pitch to 64b.
This is required by the display plane, and fixes 1400x1050 laptop displays.

Signed-off-by: Eric Anholt <eric@anholt.net>
Signed-off-by: Dave Airlie <airlied@redhat.com>
2008-12-29 17:47:25 +10:00
Eric Anholt
8d391aa410 drm/i915: Add missing userland definitions for gem init/execbuffer.
fdo bug #19132.

Signed-off-by: Eric Anholt <eric@anholt.net>
Signed-off-by: Dave Airlie <airlied@redhat.com>
2008-12-29 17:47:25 +10:00
Dave Airlie
dfef245922 i915/drm: provide compat defines for userspace for certain struct members.
Painfully userspace started using new names that were never actually to be
used from the external repo.

Also fill out the gaps in the structure for old/new userspace compat

Add compat defines for these structs.

Signed-off-by: Dave Airlie <airlied@redhat.com>
2008-12-29 17:47:25 +10:00
Kristian H�gsberg
0c7c266475 drm: drop DRM_IOCTL_MODE_REPLACEFB, add+remove works just as well.
The replace fb ioctl replaces the backing buffer object for a modesetting
framebuffer object.  This can be acheived by just creating a new
framebuffer backed by the new buffer object, setting that for the crtcs
in question and then removing the old framebuffer object.

Signed-off-by: Kristian Hogsberg <krh@redhat.com>
Acked-by: Jakob Bornecrantz <jakob@vmware.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
2008-12-29 17:47:25 +10:00
Jakob Bornecrantz
e0c8463a8b drm: sanitise drm modesetting API + remove unused hotplug
The initially merged modesetting API has some uglies in it, this
cleans up the struct members and ioctl ordering for initial submission.

It also removes the unneeded hotplug infrastructure.

airlied:- I've pulled this patch in from git modesetting-gem tree.

Signed-off-by: Dave Airlie <airlied@redhat.com>
2008-12-29 17:47:25 +10:00
Dave Airlie
df989374a9 drm: fix allowing master ioctls on non-master fds.
The multi-master patches changed master to a pointer, and this fell out,
change to use is_master.

Signed-off-by: Dave Airlie <airlied@redhat.com>
2008-12-29 17:47:24 +10:00
Dave Airlie
4e74f36d08 drm/radeon: use locked rmmap to remove sarea mapping.
this exports the locked version of the symbol as struct_mutex locks it all.

Signed-off-by: Dave Airlie <airlied@redhat.com>
2008-12-29 17:47:24 +10:00
Dave Airlie
60f2ee0b4a drm/radeon: fix missing hunk from the master changes.
Thanks to Bartlomiej Zolnierkiewicz <bzolnier@gmail.com> for reporting
this.

Signed-off-by: Dave Airlie <airlied@redhat.com>
2008-12-29 17:47:24 +10:00
Dave Airlie
f890607b1e drm: fix useless gcc unused variable warning
the calling function doesn't call this function unless one of the two
states that sets the value is true.

Signed-off-by: Dave Airlie <airlied@redhat.com>
2008-12-29 17:47:24 +10:00
Dave Airlie
bdf539ad61 drm/radeon: fix warning due to PAGE_SIZE max
Signed-off-by: Dave Airlie <airlied@redhat.com>
2008-12-29 17:47:24 +10:00
Dave Airlie
57a6297e52 drm: kconfig have drm core select i2c for kms
Signed-off-by: Dave Airlie <airlied@redhat.com>
2008-12-29 17:47:24 +10:00
Dave Airlie
ae14dc0505 drm: PAGE_CACHE_WC is x86 only so far
The page protections need to be checked whether they need to be more flexible.

Signed-off-by: Dave Airlie <airlied@redhat.com>
2008-12-29 17:47:24 +10:00
Dave Airlie
aa91c6665a drm: pick an 800x600@60HZ mode by default for unknown CRT.
This is what X picks now, so we should do the same.

Signed-off-by: Dave Airlie <airlied@redhat.com>
2008-12-29 17:47:23 +10:00
Eric Anholt
60fd99e368 drm/i915: Fix stolen memory detection on G45 and GM45.
Signed-off-by: Eric Anholt <eric@anholt.net>
Signed-off-by: Dave Airlie <airlied@redhat.com>
2008-12-29 17:47:23 +10:00
Eric Anholt
06d9f33ceb drm/i915: Register module dependencies for the modesetting code.
Signed-off-by: Eric Anholt <eric@anholt.net>
Signed-off-by: Dave Airlie <airlied@redhat.com>
2008-12-29 17:47:23 +10:00
Jesse Barnes
79e539453b DRM: i915: add mode setting support
This commit adds i915 driver support for the DRM mode setting APIs.
Currently, VGA, LVDS, SDVO DVI & VGA, TV and DVO LVDS outputs are
supported.  HDMI, DisplayPort and additional SDVO output support will
follow.

Support for the mode setting code is controlled by the new 'modeset'
module option.  A new config option, CONFIG_DRM_I915_KMS controls the
default behavior, and whether a PCI ID list is built into the module for
use by user level module utilities.

Note that if mode setting is enabled, user level drivers that access
display registers directly or that don't use the kernel graphics memory
manager will likely corrupt kernel graphics memory, disrupt output
configuration (possibly leading to hangs and/or blank displays), and
prevent panic/oops messages from appearing.  So use caution when
enabling this code; be sure your user level code supports the new
interfaces.

A new SysRq key, 'g', provides emergency support for switching back to
the kernel's framebuffer console; which is useful for testing.

Co-authors: Dave Airlie <airlied@linux.ie>, Hong Liu <hong.liu@intel.com>

Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
Signed-off-by: Eric Anholt <eric@anholt.net>
Signed-off-by: Dave Airlie <airlied@redhat.com>
2008-12-29 17:47:23 +10:00