Ajay Kumar Gupta [Tue, 17 Nov 2009 09:52:55 +0000 (15:22 +0530)]
USB: musb: fix ISOC Tx programming for CPPI DMAs
Isochronous Tx DMA is getting programmed but never getting started
for CPPI and TUSB DMAs and thus Isochronous Tx doesn't work.
Fixing it by starting DMAs using musb_h_tx_dma_start().
Signed-off-by: Swaminathan S <swami.iyer@ti.com>
Signed-off-by: Babu Ravi <ravibabu@ti.com>
Signed-off-by: Ajay Kumar Gupta <ajay.gupta@ti.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Ajay Kumar Gupta [Tue, 17 Nov 2009 09:52:54 +0000 (15:22 +0530)]
USB: musb: Remove unwanted message in boot log
Removes below unnecessary log of almost 28 lines during boot.
musb_hdrc: hw_ep 0shared, max 64
musb_hdrc: hw_ep 1tx, max 512
musb_hdrc: hw_ep 1rx, max 512
...
...
musb_hdrc: hw_ep 13shared, max 4096
musb_hdrc: hw_ep 14shared, max 1024
musb_hdrc: hw_ep 15shared, max 1024
Signed-off-by: Ajay Kumar Gupta <ajay.gupta@ti.com>
Acked-by: Felipe Balbi <felipe.balbi@nokia.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Thomas Dahlmann [Tue, 17 Nov 2009 22:18:27 +0000 (14:18 -0800)]
usb: amd5536udc: fixed shared interrupt bug and warning oops
- fixed shared interrupt bug reported by Vadim Lobanov
- fixed possible warning oops on driver unload when connected
- prevent interrupt flood in PIO mode ("modprobe amd5536udc use_dma=0")
when using gadget ether
Signed-off-by: Thomas Dahlmann <dahlmann.thomas@arcor.de>
Cc: Robert Richter <robert.richter@amd.com>
Cc: David Brownell <david-b@pacbell.net>
Cc: stable <stable@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Eric W. Biederman [Wed, 18 Nov 2009 03:10:48 +0000 (19:10 -0800)]
USB: ftdi_sio: Keep going when write errors are encountered.
The use of urb->actual_length to update tx_outstanding_bytes
implicitly assumes that the number of bytes actually written is the
same as the number of bytes we tried to write. On error that
assumption is violated so just use transfer_buffer_length the number
of bytes we intended to write to the device.
If an error occurs we need to fall through and call
usb_serial_port_softint to wake up processes waiting in
tty_wait_until_sent.
Signed-off-by: Eric W. Biederman <ebiederm@aristanetworks.com>
Cc: stable <stable@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Sergei Shtylyov [Wed, 18 Nov 2009 19:51:18 +0000 (22:51 +0300)]
USB: musb_gadget: fix STALL handling
The driver incorrectly cancels the mass-storage device CSW request
(which leads to device reset) due to giving back URB at the head of
endpoint's queue after sending each STALL handshake; stop doing that
and start checking for the queue being non-empty before stalling an
endpoint and disallowing stall in such case in musb_gadget_set_halt()
like the other gadget drivers do.
Moreover, the driver starts Rx request despite of the endpoint being
halted -- fix this by moving the SendStall bit check from musb_g_rx()
to rxstate(). And we also sometimes get into rxstate() with DMA still
active after clearing an endpoint's halt (not clear why), so bail out
in this case, similarly to what txstate() does...
While at it, also do the following changes :
- in musb_gadget_set_halt(), remove pointless Tx FIFO flushing (the
driver does not allow stalling with non-empty Tx FIFO anyway);
- in rxstate(), stop pointlessly zeroing the 'csr' variable;
- in musb_gadget_set_halt(), move the 'done' label to a more proper
place;
- in musb_g_rx(), eliminate the 'done' label completely...
Signed-off-by: Sergei Shtylyov <sshtylyov@ru.mvista.com>
Cc: <stable@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Alan Stern [Wed, 18 Nov 2009 16:37:15 +0000 (11:37 -0500)]
USB: EHCI: don't send Clear-TT-Buffer following a STALL
This patch (as1304) fixes a regression in ehci-hcd. Evidently some
hubs don't handle Clear-TT-Buffer requests correctly, so we should
avoid sending them when they don't appear to be absolutely necessary.
The reported symptom is that output on a downstream audio device cuts
out because the hub stops relaying isochronous packets.
The patch prevents Clear-TT-Buffer requests from being sent following
a STALL handshake. In theory a STALL indicates either that the
downstream device sent a STALL or that no matching TT buffer could be
found. In either case, the transfer is completed and the TT buffer
does not remain busy, so it doesn't need to be cleared.
Also, the patch fixes a minor flaw in the code that actually sends the
Clear-TT-Buffer requests. Although the pipe direction isn't really
used for control transfers, it should be a Send rather than a Receive.
Signed-off-by: Alan Stern <stern@rowland.harvard.edu>
Reported-by: Javier Kohen <jkohen@users.sourceforge.net>
CC: David Brownell <david-b@pacbell.net>
Cc: stable <stable@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Linus Torvalds [Mon, 30 Nov 2009 22:02:34 +0000 (14:02 -0800)]
Merge git://git./linux/kernel/git/davem/ide-2.6
* git://git.kernel.org/pub/scm/linux/kernel/git/davem/ide-2.6:
ide: fix ioctl to pass requested transfer mode to ide_find_dma_mode instead of UDMA6
Linus Torvalds [Mon, 30 Nov 2009 22:02:23 +0000 (14:02 -0800)]
Merge git://git./linux/kernel/git/davem/sparc-2.6
* git://git.kernel.org/pub/scm/linux/kernel/git/davem/sparc-2.6:
sunsu: Use sunserial_console_termios() in sunsu_console_setup().
sunsu: Pass true 'ignore_line' to console match when RSC or LOM console.
serial: suncore: Fix RSC/LOM handling in sunserial_console_termios().
serial: suncore: Add 'ignore_line' argument to sunserial_console_match().
sunsu: Fix detection of SU ports which are RSC console or control.
sunsab: Do not set sunsab_reg.cons right before registering minors.
sparc64: Fix definition of VMEMMAP_SIZE.
Linus Torvalds [Mon, 30 Nov 2009 22:01:36 +0000 (14:01 -0800)]
Merge git://git./linux/kernel/git/davem/net-2.6
* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6: (42 commits)
b44: Fix wedge when using netconsole.
wan: cosa: drop chan->wsem on error path
ep93xx-eth: check for zero MAC address on probe, not on device open
NET: smc91x: Fix irq flags
smsc9420: prevent BUG() if ethtool is called with interface down
r8169: restore mac addr in rtl8169_remove_one and rtl_shutdown
ipv4: additional update of dev_net(dev) to struct *net in ip_fragment.c, NULL ptr OOPS
e100: Use pci pool to work around GFP_ATOMIC order 5 memory allocation failure
sctp: on T3_RTX retransmit all the in-flight chunks
pktgen: Fix netdevice unregister
macvlan: fix gso_max_size setting
rfkill: fix miscdev ops
ath9k: set ps_default as false
hso: fix soft-lockup
hso: fix debug routines
pktgen: Fix device name compares
stmmac: do not fail when the timer cannot be used.
stmmac: fixed a compilation error when use the external timer
netfilter: xt_limit: fix invalid return code in limit_mt_check()
Au1x00: fix crash when trying register_netdev()
...
Linus Torvalds [Mon, 30 Nov 2009 22:00:09 +0000 (14:00 -0800)]
Merge branch 'for-linus' of git://git./linux/kernel/git/mszeredi/fuse
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mszeredi/fuse:
fuse: reject O_DIRECT flag also in fuse_create
Linus Torvalds [Mon, 30 Nov 2009 21:59:51 +0000 (13:59 -0800)]
Merge branch 'for-linus' of git://git./linux/kernel/git/dtor/input
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input:
Input: keyboard - fix braille keyboard keysym generation
Linus Torvalds [Mon, 30 Nov 2009 21:58:50 +0000 (13:58 -0800)]
Merge branch 'pm-fixes' of git://git./linux/kernel/git/rafael/suspend-2.6
* 'pm-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/suspend-2.6:
PM: fix irq enable/disable in runtime PM code
Linus Torvalds [Mon, 30 Nov 2009 21:58:23 +0000 (13:58 -0800)]
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: ohci: pass correct iso xmit timestamps to core
firewire: ohci: Make cycleMatch ISO transmission work
Linus Torvalds [Mon, 30 Nov 2009 21:58:01 +0000 (13:58 -0800)]
Merge branch 'for_linus' of git://git./linux/kernel/git/mchehab/linux-2.6
* 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-2.6:
V4L/DVB (13372): staging/go7007: fix mutex function usage for s2250
staging/go7007: Fix compilation by re-adding the missing s2250-loader.h
V4L/DVB (13530): Fix wrong parameter order in memset
V4L/DVB (13481): sh_mobile_ceu_camera: fix compile warning
V4L/DVB (13436): cxusb: Fix hang on DViCO FusionHDTV DVB-T Dual Digital 4 (rev 1)
V4L/DVB (13412): SMS_SIANO_MDTV should depend on HAS_DMA
V4L/DVB (13372a): MAINTAINERS: addition of gspca_gl860 driver
V4L/DVB (13371): davinci: remove stray duplicate config pointer
V4L/DVB (13366): em28xx: fix Reddo DVB-C USB TV Box GPIO
V4L/DVB (13345): soc-camera: sh_mobile_ceu_camera: call pm_runtime_disable
V4L/DVB (13344): soc-camera: properly initialise the device object when reusing
V4L/DVB (13343): v4l: add more missing linux/sched.h includes
V4L/DVB (13321): radio-gemtek-pci: fix double mutex_lock
Linus Torvalds [Mon, 30 Nov 2009 21:57:19 +0000 (13:57 -0800)]
Merge branch 'for-linus' of git://git./linux/kernel/git/anholt/drm-intel
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/anholt/drm-intel:
drm/i915: Select CONFIG_SHMEM
drm/i915: Fix CRT hotplug detect by checking really no channels attached
agp/intel: new host bridge support
drm/i915: Add more registers save/restore for Ironlake suspend
drm/i915: Fix IRQ stall issue on Ironlake
drm/i915: HDMI hardware workaround for Ironlake
drm/i915: Fix and cleanup DPLL calculation for Ironlake
drm/i915: Avoid potential sleep whilst holding spinlock
Linus Torvalds [Mon, 30 Nov 2009 21:57:03 +0000 (13:57 -0800)]
Merge branch 'for-linus' of git://git.kernel.dk/linux-2.6-block
* 'for-linus' of git://git.kernel.dk/linux-2.6-block:
cciss: make device attrs static
Thaw refrigerated bdi flusher threads before invoking kthread_stop on them
Linus Torvalds [Mon, 30 Nov 2009 21:56:21 +0000 (13:56 -0800)]
Merge branch 'release' of git://git./linux/kernel/git/lenb/linux-acpi-2.6
* 'release' of git://git.kernel.org/pub/scm/linux/kernel/git/lenb/linux-acpi-2.6:
acerhdf: return temperature in milidegree instead of degree
thinkpad-acpi: fix detection of old ThinkPads
thinkpad-acpi: fix sign of ERESTARTSYS return
ACPI: Add Thinkpad T400, T500 to OSI(Linux) white-list
ACPICA: Silence the warning about _BIF returning the buffer
ACPI: DMI init_set_sci_en_on_resume for HP-Compaq C700
Linus Torvalds [Mon, 30 Nov 2009 21:55:48 +0000 (13:55 -0800)]
Merge branch 'fixes' of git://git./linux/kernel/git/davej/cpufreq
* 'fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/davej/cpufreq:
[CPUFREQ] Enable ACPI PDC handshake for VIA/Centaur CPUs
Linus Torvalds [Mon, 30 Nov 2009 21:55:20 +0000 (13:55 -0800)]
Merge branch 'for-linus' of git://git./linux/kernel/git/tiwai/sound-2.6
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound-2.6:
ALSA: AACI: fix recording bug
ALSA: AACI: fix AC97 multiple-open bug
ASoC: AIC23: Fixing infinite loop in resume path
ASoC: Fix suspend with active audio streams
Linus Torvalds [Mon, 30 Nov 2009 21:54:10 +0000 (13:54 -0800)]
Merge branch 'drm-linus' of git://git./linux/kernel/git/airlied/drm-2.6
* 'drm-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/airlied/drm-2.6:
drm/fb: fix FBIOGET/PUT_VSCREENINFO pixel clock handling
drm: make sure page protections are updated after changing vm_flags
drm/radeon/kms: Report vga connector is connected according to ddc_probe
drm: mm always protect change to unused_nodes with unused_lock spinlock
drm/radeon/kms: Disable TV load detect on RS400,RC410,RS480
drm/radeon/kms: read back register before writing in IIO.
drm/radeon/kms: fix handling of d1/d2 vga
drm: work around EDIDs with bad htotal/vtotal values
drm/radeon/kms: resume AGP by calling init.
Linus Torvalds [Mon, 30 Nov 2009 21:53:53 +0000 (13:53 -0800)]
Merge branch 'fixes' of git://git./linux/kernel/git/djbw/async_tx
* 'fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/djbw/async_tx:
shdma: fix initialization error handling
ioat3: fix pq completion versus channel deallocation race
async_tx: build-time toggling of async_{syndrome,xor}_val dma support
dmaengine: include xor/pq validate in device_has_all_tx_types()
ioat2,3: report all uncorrectable errors
ioat3: specify valid address for disabled-Q or disabled-P
ioat2,3: disable asynchronous error notifications
ioat3: dca and raid operations are incompatible
ioat: silence "dca disabled" messages
Linus Torvalds [Mon, 30 Nov 2009 21:53:14 +0000 (13:53 -0800)]
Merge branch 'upstream' of git://ftp.linux-mips.org/upstream-linus
* 'upstream' of git://ftp.linux-mips.org/pub/scm/upstream-linus:
Staging: octeon-ethernet: Assign proper MAC addresses.
Staging: Octeon: Use symbolic values for irq numbers.
MIPS: Octeon: Fix compile error in drivers/staging/octeon/ethernet-mdio.c
David Woodhouse [Mon, 30 Nov 2009 09:06:40 +0000 (09:06 +0000)]
jffs2: Fix memory corruption in jffs2_read_inode_range()
In 2.6.23 kernel, commit
a32ea1e1f925399e0d81ca3f7394a44a6dafa12c
("Fix read/truncate race") fixed a race in the generic code, and as a
side effect, now do_generic_file_read() can ask us to readpage() past
the i_size. This seems to be correctly handled by the block routines
(e.g. block_read_full_page() fills the page with zeroes in case if
somebody is trying to read past the last inode's block).
JFFS2 doesn't handle this; it assumes that it won't be asked to read
pages which don't exist -- and thus that there will be at least _one_
valid 'frag' on the page it's being asked to read. It will fill any
holes with the following memset:
memset(buf, 0, min(end, frag->ofs + frag->size) - offset);
When the 'closest smaller match' returned by jffs2_lookup_node_frag() is
actually on a previous page and ends before 'offset', that results in:
memset(buf, 0, <huge unsigned negative>);
Hopefully, in most cases the corruption is fatal, and quickly causing
random oopses, like this:
root@10.0.0.4:~/ltp-fs-
20090531# ./testcases/kernel/fs/ftest/ftest01
Unable to handle kernel paging request for data at address 0x00000008
Faulting instruction address: 0xc01cd980
Oops: Kernel access of bad area, sig: 11 [#1]
[...]
NIP [
c01cd980] rb_insert_color+0x38/0x184
LR [
c0043978] enqueue_hrtimer+0x88/0xc4
Call Trace:
[
c6c63b60] [
c004f9a8] tick_sched_timer+0xa0/0xe4 (unreliable)
[
c6c63b80] [
c0043978] enqueue_hrtimer+0x88/0xc4
[
c6c63b90] [
c0043a48] __run_hrtimer+0x94/0xbc
[
c6c63bb0] [
c0044628] hrtimer_interrupt+0x140/0x2b8
[
c6c63c10] [
c000f8e8] timer_interrupt+0x13c/0x254
[
c6c63c30] [
c001352c] ret_from_except+0x0/0x14
--- Exception: 901 at memset+0x38/0x5c
LR = jffs2_read_inode_range+0x144/0x17c
[
c6c63cf0] [
00000000] (null) (unreliable)
This patch fixes the issue, plus fixes all LTP tests on NAND/UBI with
JFFS2 filesystem that were failing since 2.6.23 (seems like the bug
above also broke the truncation).
Reported-By: Anton Vorontsov <avorontsov@ru.mvista.com>
Tested-By: Anton Vorontsov <avorontsov@ru.mvista.com>
Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
Cc: stable@kernel.org
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Geert Uytterhoeven [Fri, 20 Nov 2009 19:48:31 +0000 (20:48 +0100)]
fbdev: Migrate mailing lists to vger
The fbdev mailing lists at SourceForge have been migrated to a single
mailing list at kernel.org: linux-fbdev@vger.kernel.org.
Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
Acked-by: Jean Delvare <khali@linux-fr.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Linus Torvalds [Mon, 30 Nov 2009 21:45:22 +0000 (13:45 -0800)]
Merge branch 'for-linus' of git://git./linux/kernel/git/rostedt/linux-2.6-kconfig
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-2.6-kconfig:
kconfig: Fix make O=<dir> local{mod,yes}config
Linus Torvalds [Mon, 30 Nov 2009 21:43:30 +0000 (13:43 -0800)]
Merge branch 'upstream-linus' of git://git./linux/kernel/git/jgarzik/libata-dev
* 'upstream-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jgarzik/libata-dev:
sata_fsl: Split hard and soft reset
Linus Torvalds [Mon, 30 Nov 2009 21:33:48 +0000 (13:33 -0800)]
Merge git://git./linux/kernel/git/dhowells/linux-2.6-fscache
* git://git.kernel.org/pub/scm/linux/kernel/git/dhowells/linux-2.6-fscache: (31 commits)
FS-Cache: Provide nop fscache_stat_d() if CONFIG_FSCACHE_STATS=n
SLOW_WORK: Fix GFS2 to #include <linux/module.h> before using THIS_MODULE
SLOW_WORK: Fix CIFS to pass THIS_MODULE to slow_work_register_user()
CacheFiles: Don't log lookup/create failing with ENOBUFS
CacheFiles: Catch an overly long wait for an old active object
CacheFiles: Better showing of debugging information in active object problems
CacheFiles: Mark parent directory locks as I_MUTEX_PARENT to keep lockdep happy
CacheFiles: Handle truncate unlocking the page we're reading
CacheFiles: Don't write a full page if there's only a partial page to cache
FS-Cache: Actually requeue an object when requested
FS-Cache: Start processing an object's operations on that object's death
FS-Cache: Make sure FSCACHE_COOKIE_LOOKING_UP cleared on lookup failure
FS-Cache: Add a retirement stat counter
FS-Cache: Handle pages pending storage that get evicted under OOM conditions
FS-Cache: Handle read request vs lookup, creation or other cache failure
FS-Cache: Don't delete pending pages from the page-store tracking tree
FS-Cache: Fix lock misorder in fscache_write_op()
FS-Cache: The object-available state can't rely on the cookie to be available
FS-Cache: Permit cache retrieval ops to be interrupted in the initial wait phase
FS-Cache: Use radix tree preload correctly in tracking of pages to be stored
...
Pete Eberlein [Sun, 15 Nov 2009 11:14:14 +0000 (08:14 -0300)]
V4L/DVB (13372): staging/go7007: fix mutex function usage for s2250
Fix mutex function usage, which was overlooked in a previous patch.
Signed-off-by: Pete Eberlein <pete@sensoray.com>
Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Mauro Carvalho Chehab [Mon, 30 Nov 2009 19:37:20 +0000 (17:37 -0200)]
staging/go7007: Fix compilation by re-adding the missing s2250-loader.h
As pointed by Stefan Lippers-Hollmann <s.L-H@gmx.de>,
Commit:
fd9a40da1db372833e1af6397d2f6c94ceff3dad broke s2250
compilation.
This patch re-adds the missing s2250-loader.h
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Gertjan van Wingerde [Tue, 24 Nov 2009 05:34:03 +0000 (06:34 +0100)]
.gitignore: Add bzip2 compressed files
We can have bzip2 compressed images nowadays.
Signed-off-by: Gertjan van Wingerde <gwingerde@gmail.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Helge Deller [Sat, 28 Nov 2009 20:33:11 +0000 (20:33 +0000)]
parisc: fix unwind with recent gcc versions
kernel unwinding is broken with gcc >= 4.x. Part of the problem is that
binutils seems very sensitive to where the unwind information is stored.
Signed-off-by: Helge Deller <deller@gmx.de>
Signed-off-by: Kyle McMartin <kyle@mcmartin.ca>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Russell King [Sun, 29 Nov 2009 16:39:59 +0000 (16:39 +0000)]
ALSA: AACI: fix recording bug
pcm->r[1].slots is the double rate slot information, not the
capture information. For capture, 'pcm' will already be the
capture ac97 pcm structure.
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Cc: <stable@kernel.org>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Russell King [Sun, 29 Nov 2009 16:39:52 +0000 (16:39 +0000)]
ALSA: AACI: fix AC97 multiple-open bug
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Cc: <stable@kernel.org>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Takashi Iwai [Mon, 30 Nov 2009 13:50:37 +0000 (14:50 +0100)]
Merge branch 'fix/asoc' into fix/misc
David S. Miller [Mon, 30 Nov 2009 08:13:28 +0000 (00:13 -0800)]
b44: Fix wedge when using netconsole.
Fixes kernel bugzilla #14691
Due to the way netpoll works, it is perfectly legal to see
NAPI already scheduled when new device events are pending
in b44_interrupt().
So logging a message about it is wrong and in fact harmful.
Based upon a patch by Andreas Mohr.
Signed-off-by: David S. Miller <davem@davemloft.net>
Dan Carpenter [Sun, 29 Nov 2009 06:02:55 +0000 (06:02 +0000)]
wan: cosa: drop chan->wsem on error path
The other paths all drop chan->wsem. This was found by a static
checker (smatch).
Signed-off-by: Dan Carpenter <error27@gmail.com>
Acked-by: Jan "Yenya" Kasprzak <kas@fi.muni.cz>
Signed-off-by: David S. Miller <davem@davemloft.net>
Florian Fainelli [Sat, 28 Nov 2009 13:57:00 +0000 (13:57 +0000)]
ep93xx-eth: check for zero MAC address on probe, not on device open
If we happen to have registered the driver without passing
a MAC address, we will print a zero MAC address and register
the interface with this invalid address, this is confusin. This
patch moves the checking of a valid ethernet address and the
generation of a random one down from the open function to
the probe function.
Signed-off-by: Florian Fainelli <florian@openwrt.org>
Acked-by: Lennert Buytenhek <buytenh@wantstofly.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
Russell King - ARM Linux [Sat, 28 Nov 2009 00:13:23 +0000 (00:13 +0000)]
NET: smc91x: Fix irq flags
smc91x.h defines SMC_IRQ_FLAGS to be -1 when it wants the interrupt
flags to be taken from the resource structure. However,
d280ead
changed this to checking for non-zero resource flags.
Unfortunately, this means that on some platforms, we end up passing
'-1' to request_irq rather than the desired result. Combine the two
conditions into one so that the IRQ flags are taken from the resource
if either SMC_IRQ_FLAGS is -1 or the resource flags specify an
interrupt trigger.
This restores network on at least the Versatile platform.
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Acked-by: Eric Miao <eric.y.miao@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Steve Glendinning [Mon, 30 Nov 2009 07:14:45 +0000 (23:14 -0800)]
smsc9420: prevent BUG() if ethtool is called with interface down
This patch fixes a null pointer dereference BUG() if ethtool is used on
an smsc9420 interface while it is down, because the phy_dev is only
allocated while the interface is up.
Signed-off-by: Steve Glendinning <steve.glendinning@smsc.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Ivan Vecera [Mon, 30 Nov 2009 07:12:52 +0000 (23:12 -0800)]
r8169: restore mac addr in rtl8169_remove_one and rtl_shutdown
The newer chipsets (all PCI-E) are known that they need full power cycle
(AC or battery removal) to reset MAC address to a hardwired one. Previous
patch to address this problem loads the original MAC address from EEPROM.
But it brought other problem for which it is necessary to introduce a new
module parameter.
However, it might suffice to restore the initial MAC address before
shutdown/reboot/kexec and when removing the module.
Signed-off-by: Ivan Vecera <ivecera@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
David Ford [Mon, 30 Nov 2009 07:02:22 +0000 (23:02 -0800)]
ipv4: additional update of dev_net(dev) to struct *net in ip_fragment.c, NULL ptr OOPS
ipv4 ip_frag_reasm(), fully replace 'dev_net(dev)' with 'net', defined
previously patched into 2.6.29.
Between 2.6.28.10 and 2.6.29, net/ipv4/ip_fragment.c was patched,
changing from dev_net(dev) to container_of(...). Unfortunately the goto
section (out_fail) on oversized packets inside ip_frag_reasm() didn't
get touched up as well. Oversized IP packets cause a NULL pointer
dereference and immediate hang.
I discovered this running openvasd and my previous email on this is
titled: NULL pointer dereference at 2.6.32-rc8:net/ipv4/ip_fragment.c:566
Signed-off-by: David Ford <david@blue-labs.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
Roger Oksanen [Mon, 30 Nov 2009 01:17:29 +0000 (17:17 -0800)]
e100: Use pci pool to work around GFP_ATOMIC order 5 memory allocation failure
pci_alloc_consistent uses GFP_ATOMIC allocation that may fail on some systems
with limited memory (Bug #14265). pci_pool_alloc allows waiting with
GFP_KERNEL.
Tested-by: Karol Lewandowski <karol.k.lewandowski@gmail.com>
Signed-off-by: Roger Oksanen <roger.oksanen@cs.helsinki.fi>
Signed-off-by: David S. Miller <davem@davemloft.net>
Alan Stern [Wed, 25 Nov 2009 00:06:37 +0000 (01:06 +0100)]
PM: fix irq enable/disable in runtime PM code
This patch (as1305) fixes a bug in the irq-enable settings and removes
some related overhead in the runtime PM code.
In __pm_runtime_resume(), within the scope of the original
spin_lock_irq(), we know that irqs are disabled. There's no
reason to go through a pair of enable/disable cycles when
acquiring and releasing the parent's lock.
In __pm_runtime_set_status(), irqs are already disabled when
the parent's lock is acquired, and they must remain disabled
when it is released.
Signed-off-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl>
Andrei Pelinescu-Onciul [Sun, 29 Nov 2009 08:14:02 +0000 (00:14 -0800)]
sctp: on T3_RTX retransmit all the in-flight chunks
When retransmitting due to T3 timeout, retransmit all the
in-flight chunks for the corresponding transport/path, including
chunks sent less then 1 rto ago.
This is the correct behaviour according to rfc4960 section 6.3.3
E3 and
"Note: Any DATA chunks that were sent to the address for which the
T3-rtx timer expired but did not fit in one MTU (rule E3 above)
should be marked for retransmission and sent as soon as cwnd
allows (normally, when a SACK arrives). ".
This fixes problems when more then one path is present and the T3
retransmission of the first chunk that timeouts stops the T3 timer
for the initial active path, leaving all the other in-flight
chunks waiting forever or until a new chunk is transmitted on the
same path and timeouts (and this will happen only if the cwnd
allows sending new chunks, but since cwnd was dropped to MTU by
the timeout => it will wait until the first heartbeat).
Example: 10 packets in flight, sent at 0.1 s intervals on the
primary path. The primary path is down and the first packet
timeouts. The first packet is retransmitted on another path, the
T3 timer for the primary path is stopped and cwnd is set to MTU.
All the other 9 in-flight packets will not be retransmitted
(unless more new packets are sent on the primary path which depend
on cwnd allowing it, and even in this case the 9 packets will be
retransmitted only after a new packet timeouts which even in the
best case would be more then RTO).
This commit reverts
d0ce92910bc04e107b2f3f2048f07e94f570035d and
also removes the now unused transport->last_rto, introduced in
b6157d8e03e1e780660a328f7183bcbfa4a93a19.
p.s The problem is not only when multiple paths are there. It
can happen in a single homed environment. If the application
stops sending data, it possible to have a hung association.
Signed-off-by: Andrei Pelinescu-Onciul <andrei@iptel.org>
Signed-off-by: Vlad Yasevich <vladislav.yasevich@hp.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Alan Cox [Thu, 26 Nov 2009 15:22:11 +0000 (12:22 -0300)]
V4L/DVB (13530): Fix wrong parameter order in memset
Edwin Török found the following:
In function ‘memset’,
inlined from ‘ir_input_init’ at drivers/media/common/ir-functions.c:67:
/home/edwin/builds/linux-2.6/arch/x86/include/asm/string_64.h:61:
warning: call to ‘__warn_memset_zero_len’ declared with attribute
warning: memset used with constant zero length parameter; this could be
due to transposed parameters
memset(ir->ir_codes, sizeof(ir->ir_codes), 0);
In actual practice the only caller I can find happens to already have cleared
the buffer before calling ir_input_init.
Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Hans Verkuil [Wed, 25 Nov 2009 17:32:57 +0000 (14:32 -0300)]
V4L/DVB (13481): sh_mobile_ceu_camera: fix compile warning
Trivial fix for this compile warning:
v4l/sh_mobile_ceu_camera.c:1789: warning: label 'exit_free_irq' defined but not used
Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Robert Lowery [Sun, 8 Nov 2009 03:00:11 +0000 (00:00 -0300)]
V4L/DVB (13436): cxusb: Fix hang on DViCO FusionHDTV DVB-T Dual Digital 4 (rev 1)
Address yet another regression introduced by the introduction of the zl10353
disable_i2c_gate field.
djh - I unmangled the patch which apparently got screwed up in the user's
email client.
Signed-off-by: Robert Lowery <rglowery@exemail.com.au>
Signed-off-by: Devin Heitmueller <dheitmueller@kernellabs.com>
CC: stable@kernel.org
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Geert Uytterhoeven [Fri, 20 Nov 2009 19:16:52 +0000 (16:16 -0300)]
V4L/DVB (13412): SMS_SIANO_MDTV should depend on HAS_DMA
When building for Sun 3:
drivers/built-in.o: In function `smscore_unregister_device':
drivers/media/dvb/siano/smscoreapi.c:723: undefined reference to `dma_free_coherent'
drivers/built-in.o: In function `smscore_register_device':
drivers/media/dvb/siano/smscoreapi.c:365: undefined reference to `dma_alloc_coherent'
Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Anuj Aggarwal [Fri, 27 Nov 2009 12:10:58 +0000 (17:40 +0530)]
ASoC: AIC23: Fixing infinite loop in resume path
This patch fixes two issues:
a) Infinite loop in resume function
b) Writes to non-existing registers in resume function
Cc: stable@kernel.org
Signed-off-by: Anuj Aggarwal <anuj.aggarwal@ti.com>
Acked-by: Liam Girdwood <lrg@slimlogic.co.uk>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Csaba Henk [Fri, 27 Nov 2009 14:00:14 +0000 (19:30 +0530)]
fuse: reject O_DIRECT flag also in fuse_create
The comment in fuse_open about O_DIRECT:
"VFS checks this, but only _after_ ->open()"
also holds for fuse_create, however, the same kind of check was missing there.
As an impact of this bug, open(newfile, O_RDWR|O_CREAT|O_DIRECT) fails, but a
stub newfile will remain if the fuse server handled the implied FUSE_CREATE
request appropriately.
Other impact: in the above situation ima_file_free() will complain to open/free
imbalance if CONFIG_IMA is set.
Signed-off-by: Csaba Henk <csaba@gluster.com>
Signed-off-by: Miklos Szeredi <mszeredi@suse.cz>
Cc: Harshavardhana <harsha@gluster.com>
Cc: stable@kernel.org
Olivier Lorin [Sat, 3 Oct 2009 22:09:10 +0000 (19:09 -0300)]
V4L/DVB (13372a): MAINTAINERS: addition of gspca_gl860 driver
MAINTAINERS: addition of gspca_gl860 driver
- addition of gspca_gl860 driver
Signed-off-by: Olivier Lorin <o.lorin@laposte.net>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Hans Verkuil [Mon, 9 Nov 2009 12:05:11 +0000 (09:05 -0300)]
V4L/DVB (13371): davinci: remove stray duplicate config pointer
The vpif_config struct was renamed to vpif_display_config, but there
is still a stray vpif_config *config pointer in vpif_display.c, preventing
it from compiling.
Remove this old duplicate pointer.
Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Antti Palosaari [Sun, 4 Oct 2009 15:59:35 +0000 (12:59 -0300)]
V4L/DVB (13366): em28xx: fix Reddo DVB-C USB TV Box GPIO
Set device GPIOs only once. There is no need for .dvb_gpio to select
between analog and digital because device is digital only.
Signed-off-by: Antti Palosaari <crope@iki.fi>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Kuninori Morimoto [Mon, 9 Nov 2009 19:13:24 +0000 (16:13 -0300)]
V4L/DVB (13345): soc-camera: sh_mobile_ceu_camera: call pm_runtime_disable
pm_runtime_disable is needed if it failed or removed
Signed-off-by: Kuninori Morimoto <morimoto.kuninori@renesas.com>
Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Guennadi Liakhovetski [Mon, 9 Nov 2009 19:12:37 +0000 (16:12 -0300)]
V4L/DVB (13344): soc-camera: properly initialise the device object when reusing
Commit
ef373189f62413803b7b816c972fc154c488cdc0 "fix use-after-free Oops,
resulting from a driver-core API change" fixed the Oops, but didn't correct
missing device object initialisation. This patch makes unloading and reloading
of soc-camera host- and client-drivers possible again.
Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Guennadi Liakhovetski [Mon, 9 Nov 2009 19:11:34 +0000 (16:11 -0300)]
V4L/DVB (13343): v4l: add more missing linux/sched.h includes
Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Hans Verkuil [Thu, 5 Nov 2009 16:26:32 +0000 (13:26 -0300)]
V4L/DVB (13321): radio-gemtek-pci: fix double mutex_lock
Double mutexlock found by the Linux Driver Verification project and
reported by Alexander Strakh.
Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
CC: stable@kernel.org
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Samuel Thibault [Thu, 26 Nov 2009 06:28:20 +0000 (22:28 -0800)]
Input: keyboard - fix braille keyboard keysym generation
Keysyms stored in key_map[] are not simply K() values, but U(K()) values,
as can be seen in the KDSKBENT ioctl handler. The kernel-generated
braille keysyms thus need a U() call too.
Signed-off-by: Samuel Thibault <samuel.thibault@ens-lyon.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
Hemant Pedanekar [Wed, 25 Nov 2009 23:04:54 +0000 (15:04 -0800)]
ide: fix ioctl to pass requested transfer mode to ide_find_dma_mode instead of UDMA6
Currently, ide_cmd_ioctl when invoked for setting DMA transfer mode calls
ide_find_dma_mode with requested mode as XFER_UDMA_6. This prevents setting DMA
mode to any other value than the default (maximum) supported by the device (or
UDMA6, if supported) irrespective of the actual requested transfer mode and
returns error.
For example, setting mode to UDMA2 using hdparm, where UDMA4 is the default
transfer mode gives following error:
# ./hdparm -d1 -Xudma2 /dev/hda
/dev/hda:hda: UDMA/66 mode selected
setting using_dma to 1 (on)
hda: UDMA/66 mode selected
setting xfermode to 66 (UltraDMA mode2)
HDIO_DRIVE_CMD(setxfermode) failed: Invalid argument
using_dma = 1 (on)
This patch fixes the issue.
Signed-off-by: Hemant Pedanekar <hemantp@ti.com>
Acked-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
Acked-by: Sergei Shtylyov <sshtylyov@ru.mvista.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Chris Wilson [Sun, 22 Nov 2009 15:40:31 +0000 (15:40 +0000)]
drm/i915: Select CONFIG_SHMEM
The driver requires shmfs as the backing filesystem to handle the buffer
objects, so ensure it is selected if the user chooses to build our
driver.
Fixes: Bug 14662 - Dell E5500 kernel panic with KMS
http://bugzilla.kernel.org/show_bug.cgi?id=14662
The revealing nature of the panic is the NULL function pointer
dereference in read_cache_page_async().
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Reported-and-tested-by: Mateusz Kaduk <mateusz.kaduk@gmail.com>
Signed-off-by: Eric Anholt <eric@anholt.net>
Cc: stable@kernel.org
Zhenyu Wang [Wed, 11 Nov 2009 02:30:50 +0000 (02:30 +0000)]
drm/i915: Fix CRT hotplug detect by checking really no channels attached
For CRT hotplug detect status, we have four test results as blue
channel only, green channel only, both blue and green channel, and
no channel attached. Origin code only marks both blue and green channel
case as connected, but ignore other possible connected states. This one
trys to detect CRT by checking no channel attached case instead.
Signed-off-by: Zhenyu Wang <zhenyuw@linux.intel.com>
Signed-off-by: Eric Anholt <eric@anholt.net>
Len Brown [Wed, 25 Nov 2009 06:01:29 +0000 (01:01 -0500)]
Merge branch 'misc-2.6.32' into release
Peter Feuerer [Tue, 17 Nov 2009 22:07:21 +0000 (14:07 -0800)]
acerhdf: return temperature in milidegree instead of degree
Return temperature in milidegree instead of degree, as sysfs-api requires
the temperature in milidegree.
Signed-off-by: Peter Feuerer <peter@piie.net>
Tested-by: Borislav Petkov <petkovbb@gmail.com>
Cc: Andreas Mohr <andi@lisas.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Len Brown <len.brown@intel.com>
Len Brown [Wed, 25 Nov 2009 05:43:08 +0000 (00:43 -0500)]
Merge branch 'thinkpad-2.6.32' into release
Henrique de Moraes Holschuh [Tue, 17 Nov 2009 22:07:22 +0000 (14:07 -0800)]
thinkpad-acpi: fix detection of old ThinkPads
There is a problem in the quirk tables used by tpacpi_is_fw_known() and
tpacpi_check_outdated_fw(), which causes outdated BIOSes that are lacking
the EC firmware ID DMI field to never match.
This breaks module loading on, e.g. a T23 with outdated BIOS, and the
module will refuse to load unless the "force_load=1" parameter is given.
Fix the quirk tables so that they can also match the outdated BIOSes,
which in turn will both fix the module loading, and also warn the user
that he is using outdated firmware and should upgrade.
This fixes a serious regression, introduced by commit
e675abafcc0df38125e6e94a9ba91c92fe774f52, "thinkpad-acpi: be more strict
when detecting a ThinkPad".
http://bugzilla.kernel.org/show_bug.cgi?id=14597
Reported-by: Paul Kimoto <kimoto@lightlink.com>
Signed-off-by: Henrique de Moraes Holschuh <hmh@hmh.eng.br>
Tested-by: Paul Kimoto <kimoto@lightlink.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Len Brown <len.brown@intel.com>
Roel Kluin [Fri, 20 Nov 2009 18:48:23 +0000 (19:48 +0100)]
thinkpad-acpi: fix sign of ERESTARTSYS return
The returned error should be negative
Signed-off-by: Roel Kluin <roel.kluin@gmail.com>
Acked-by: Henrique de Moraes Holschuh <hmh@hmh.eng.br>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Cc: <stable@kernel.org>
Signed-off-by: Len Brown <len.brown@intel.com>
Len Brown [Wed, 25 Nov 2009 05:04:48 +0000 (00:04 -0500)]
Merge branch 'bugzilla-14379' into release
Jerone Young [Thu, 27 Aug 2009 05:04:44 +0000 (00:04 -0500)]
ACPI: Add Thinkpad T400, T500 to OSI(Linux) white-list
acpi_osi=Linux helps the mute button work properly by sending Linux
a mute key press.
http://bugzilla.kernel.org/show_bug.cgi?id=13934
Signed-off-by: Jerone Young <jerone.young@canonical.com>
Signed-off-by: Len Brown <len.brown@intel.com>
Alexey Starikovskiy [Wed, 25 Nov 2009 02:34:35 +0000 (21:34 -0500)]
ACPICA: Silence the warning about _BIF returning the buffer
_BIF was returning buffer instead of a string since day 1 of ACPI.
Adding a warning for that is noble, but people don't like
when someone cries wolf in a production system.
Reference: http://bugzilla.kernel.org/show_bug.cgi?id=14379
Signed-off-by: Alexey Starikovskiy <astarikovskiy@suse.de>
Signed-off-by: Len Brown <len.brown@intel.com>
Eric Dumazet [Tue, 24 Nov 2009 22:50:53 +0000 (14:50 -0800)]
pktgen: Fix netdevice unregister
When multi queue compatable names are used by pktgen (eg eth0@0),
we currently cannot unload a NIC driver if one of its device
is currently in use.
Allow pktgen_find_dev() to find pktgen devices by their suffix (netdev name)
Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
David S. Miller [Tue, 24 Nov 2009 22:12:50 +0000 (14:12 -0800)]
sunsu: Use sunserial_console_termios() in sunsu_console_setup().
Be like the other Sun serial drivers otherwise the special handling of
OpenFirmware options and hard-coded overrides for LOM/RSC consoles
will not be handled.
Signed-off-by: David S. Miller <davem@davemloft.net>
David S. Miller [Tue, 24 Nov 2009 22:11:40 +0000 (14:11 -0800)]
sunsu: Pass true 'ignore_line' to console match when RSC or LOM console.
Signed-off-by: David S. Miller <davem@davemloft.net>
David S. Miller [Tue, 24 Nov 2009 22:09:56 +0000 (14:09 -0800)]
serial: suncore: Fix RSC/LOM handling in sunserial_console_termios().
RSC and LOM devices have fixed speed settings.
We already had some code to match and handle "rsc" named devices on
E250 systems, but we also have to handle 'rsc-console', 'rsc-control',
and 'lom-console'.
Also, in order to get this right regardless of what 'output-device'
happens to be, explicitly pass the UART device node pointer to this
routine.
Signed-off-by: David S. Miller <davem@davemloft.net>
David S. Miller [Tue, 24 Nov 2009 22:03:34 +0000 (14:03 -0800)]
serial: suncore: Add 'ignore_line' argument to sunserial_console_match().
This tells the logic to ignore the line match when deciding whether the
device is the OpenFirmware specified console device or not.
This is going to be used in the SU driver for rsc-console detection.
There is probably a better way to handle this, but this is the least
intrusive solution for now which we can validate won't break any other
cases.
Signed-off-by: David S. Miller <davem@davemloft.net>
David S. Miller [Tue, 24 Nov 2009 21:58:52 +0000 (13:58 -0800)]
sunsu: Fix detection of SU ports which are RSC console or control.
These device nodes are named "rsc-console" and "rsc-control" rather
than 'serial', but the device_type property is 'serial' so we'll
tip off of that for detection.
Signed-off-by: David S. Miller <davem@davemloft.net>
David S. Miller [Tue, 24 Nov 2009 21:56:39 +0000 (13:56 -0800)]
sunsab: Do not set sunsab_reg.cons right before registering minors.
Other Sun serial drivers do not do this, and if we keep it this way
it ends up registering all serial devices as consoles rather than
just the one which we explicitly register via sunserial_console_match()
which uses add_preferred_console().
Signed-off-by: David S. Miller <davem@davemloft.net>
Harald Welte [Tue, 24 Nov 2009 15:53:00 +0000 (16:53 +0100)]
[CPUFREQ] Enable ACPI PDC handshake for VIA/Centaur CPUs
In commit
0de51088e6a82bc8413d3ca9e28bbca2788b5b53, we introduced the
use of acpi-cpufreq on VIA/Centaur CPU's by removing a vendor check for
VENDOR_INTEL. However, as it turns out, at least the Nano CPU's also
need the PDC (processor driver capabilities) handshake in order to
activate the methods required for acpi-cpufreq.
Since arch_acpi_processor_init_pdc() contains another vendor check for
Intel, the PDC is not initialized on VIA CPU's. The resulting behavior
of a current mainline kernel on such systems is: acpi-cpufreq
loads and it indicates CPU frequency changes. However, the CPU stays at
a single frequency
This trivial patch ensures that init_intel_pdc() is called on Intel and
VIA/Centaur CPU's alike.
Signed-off-by: Harald Welte <HaraldWelte@viatech.com>
Signed-off-by: Dave Jones <davej@redhat.com>
Clemens Ladisch [Wed, 4 Nov 2009 08:42:52 +0000 (09:42 +0100)]
drm/fb: fix FBIOGET/PUT_VSCREENINFO pixel clock handling
When the framebuffer driver does not publish detailed timing information
for the current video mode, the correct value for the pixclock field is
zero, not -1.
Since pixclock is actually unsigned, the value -1 would be interpreted
as
4294967295 picoseconds (i.e., about 4 milliseconds) by
register_framebuffer() and userspace programs.
This patch allows X.org's fbdev driver to work.
Signed-off-by: Clemens Ladisch <clemens@ladisch.de>
Tested-by: Paulius Zaleckas <paulius.zaleckas@gmail.com>
Cc: stable@kernel.org
Signed-off-by: Dave Airlie <airlied@redhat.com>
Jeremy Fitzhardinge [Tue, 17 Nov 2009 22:08:54 +0000 (14:08 -0800)]
drm: make sure page protections are updated after changing vm_flags
Some architectures compute ->vm_page_prot depending on ->vm_flags, so we
need to update the protections after adjusting the flags.
AFAIK this only affects running X under Xen; without this patch you get
lots of coloured blobs on the screen, or maybe a complete lockup. Or
anything really.
But that still depends on lots of out-of-tree stuff, so I don't think
there are any consequences for anyone else. But it is wrong in principle.
Reported-by: Jan Beulich <JBeulich@novell.com>
Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Dave Airlie <airlied@redhat.com>
Jerome Glisse [Thu, 12 Nov 2009 13:13:53 +0000 (14:13 +0100)]
drm/radeon/kms: Report vga connector is connected according to ddc_probe
On broken EDID we were reporting vga connector to be disconnected
even if ddc probe did found a monitor. This patch report that the
connector is connected on such case. This allow drm to add a fail
safe mode (800x600 at the time of this patch) thus user can boot
and later add a mode which match its monitor capabilities.
Signed-off-by: Jerome Glisse <jglisse@redhat.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
Jerome Glisse [Fri, 13 Nov 2009 19:56:58 +0000 (20:56 +0100)]
drm: mm always protect change to unused_nodes with unused_lock spinlock
unused_nodes modification needs to be protected by unused_lock spinlock.
Here is an example of an usage where there is no such protection without
this patch.
Process 1: 1-drm_mm_pre_get(this function modify unused_nodes list)
2-spin_lock(spinlock protecting mm struct)
3-drm_mm_put_block(this function might modify unused_nodes
list but doesn't protect modification with unused_lock)
4-spin_unlock(spinlock protecting mm struct)
Process2: 1-drm_mm_pre_get(this function modify unused_nodes list)
At this point Process1 & Process2 might both be doing modification to
unused_nodes list. This patch add unused_lock protection into
drm_mm_put_block to avoid such issue.
Signed-off-by: Jerome Glisse <jglisse@redhat.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
Jerome Glisse [Fri, 13 Nov 2009 19:56:35 +0000 (20:56 +0100)]
drm/radeon/kms: Disable TV load detect on RS400,RC410,RS480
RS400,RC410,RS480 chipset seems to report a lot of false positive
with load detect on TV output. We haven't yet found a way to make
load detect reliable on those chipset, thus just disable it for TV
output. Would avoid user to experience phantom screen because X
believe there is a monitor connected to the TV output.
Signed-off-by: Jerome Glisse <jglisse@redhat.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
Dave Airlie [Thu, 12 Nov 2009 05:53:44 +0000 (15:53 +1000)]
drm/radeon/kms: read back register before writing in IIO.
This fixes RH bugzilla #527874.
On resume the atom posting wasn't working, however vbe posting was
going fine, after 2 weeks over irc, and 8 hrs with the hardware,
I tracked it down to the memory device table and it access the MC
registers via IIO, it appears the rv515 atom iio table might not
be fully functional, so adding a readback before doing a write
either provides enough delay to make things resume correctly.
Thanks to Peng Huang at Red Hat for coming to Brisbane.
Signed-off-by: Dave Airlie <airlied@redhat.com>
Dave Airlie [Wed, 11 Nov 2009 23:37:39 +0000 (09:37 +1000)]
drm/radeon/kms: fix handling of d1/d2 vga
An rv515 laptop I got wouldn't startup with a montior plugged in,
found the proper bug hopefully with us not turning off D2VGA
here when we should.
Signed-off-by: Dave Airlie <airlied@redhat.com>
Jesse Barnes [Thu, 5 Nov 2009 18:12:54 +0000 (10:12 -0800)]
drm: work around EDIDs with bad htotal/vtotal values
We did this on the userspace side, but we need a similar fix for the
kernel.
Fixes LP #460664.
Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
Cc: stable@kernel.org
Signed-off-by: Dave Airlie <airlied@redhat.com>
Dave Airlie [Thu, 5 Nov 2009 05:39:10 +0000 (15:39 +1000)]
drm/radeon/kms: resume AGP by calling init.
AGP resume was broken since we moved to the new init path,
because we never re-enabled AGP on these systems at resume time.
This patch just calls the AGP resume call which just does the reinit
at resume time like the old path did.
Since AGP is pretty much gpu independant I did it outside
the gpu specific code.
Signed-off-by: Dave Airlie <airlied@redhat.com>
David S. Miller [Tue, 24 Nov 2009 00:38:56 +0000 (16:38 -0800)]
sparc64: Fix definition of VMEMMAP_SIZE.
This was the cause of various boot failures on V480, V880, etc.
systems.
Kernel image memory was being overwritten because the vmemmap[]
array was being sized to small. So if you had physical memory
addresses past a certain point, the early bootup would spam
all over variables in the kernel data section.
The vmemmap mappings map page structs, not page struct pointers.
And that was the key thinko in the macro definition.
This was fixable thanks to the help, reports, and tireless patience
of Hermann Lauer.
Reported-by: Hermann Lauer <Hermann.Lauer@iwr.uni-heidelberg.de>
Signed-off-by: David S. Miller <davem@davemloft.net>
Patrick McHardy [Mon, 23 Nov 2009 22:18:53 +0000 (14:18 -0800)]
macvlan: fix gso_max_size setting
gso_max_size must be set based on the value of the underlying device to
support devices not using the full 64k.
Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
David S. Miller [Mon, 23 Nov 2009 22:01:47 +0000 (14:01 -0800)]
Merge branch 'master' of git://git./linux/kernel/git/linville/wireless-2.6
Johannes Berg [Mon, 23 Nov 2009 10:27:30 +0000 (11:27 +0100)]
rfkill: fix miscdev ops
The /dev/rfkill ops don't refer to the module,
so it is possible to unload the module while
file descriptors are open. Fix this oversight.
Reported-by: Maxim Levitsky <maximlevitsky@gmail.com>
Cc: stable@kernel.org
Signed-off-by: Johannes Berg <johannes@sipsolutions.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
John W. Linville [Mon, 23 Nov 2009 21:15:19 +0000 (16:15 -0500)]
ath9k: set ps_default as false
Copied from original one-line patch here:
http://bugzilla.kernel.org/show_bug.cgi?id=14267#c26
Signed-off-by: John W. Linville <linville@tuxdriver.com>
David Daney [Mon, 12 Oct 2009 19:04:32 +0000 (12:04 -0700)]
Staging: octeon-ethernet: Assign proper MAC addresses.
Allocate MAC addresses using the same method as the bootloader. This
avoids changing the MAC between bootloader and kernel operation as
well as avoiding duplicates and use of addresses outside of the
assigned range.
Signed-off-by: David Daney <ddaney@caviumnetworks.com>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
David Daney [Thu, 3 Sep 2009 23:10:47 +0000 (16:10 -0700)]
Staging: Octeon: Use symbolic values for irq numbers.
In addition to being magic numbers, the irq number passed to free_irq
is incorrect. We need to use the correct symbolic value instead.
Signed-off-by: David Daney <ddaney@caviumnetworks.com>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
David Daney [Thu, 1 Oct 2009 23:47:39 +0000 (16:47 -0700)]
MIPS: Octeon: Fix compile error in drivers/staging/octeon/ethernet-mdio.c
Signed-off-by: David Daney <ddaney@caviumnetworks.com>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Antti Kaijanmäki [Mon, 23 Nov 2009 18:54:47 +0000 (10:54 -0800)]
hso: fix soft-lockup
Fix soft-lockup in hso.c which is triggered on SMP machine when
modem is removed while file descriptor(s) under /dev are still open:
old version called kref_put() too early which resulted in destroying
hso_serial and hso_device objects which were still used later on.
Signed-off-by: Antti Kaijanmäki <antti.kaijanmaki@nomovok.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
Antti Kaijanmäki [Mon, 23 Nov 2009 18:54:24 +0000 (10:54 -0800)]
hso: fix debug routines
Signed-off-by: Antti Kaijanmäki <antti.kaijanmaki@nomovok.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
Eric Dumazet [Mon, 23 Nov 2009 01:44:37 +0000 (01:44 +0000)]
pktgen: Fix device name compares
Commit
e6fce5b916cd7f7f7 (pktgen: multiqueue etc.) tried to relax
the pktgen restriction of one device per kernel thread, adding a '@'
tag to device names.
Problem is we dont perform check on full pktgen device name.
This allows adding many time same 'device' to pktgen thread
pgset "add_device eth0@0"
one session later :
pgset "add_device eth0@0"
(This doesnt find previous device)
This consumes ~1.5 MBytes of vmalloc memory per round and also triggers
this warning :
[ 673.186380] proc_dir_entry 'pktgen/eth0@0' already registered
[ 673.186383] Modules linked in: pktgen ixgbe ehci_hcd psmouse mdio mousedev evdev [last unloaded: pktgen]
[ 673.186406] Pid: 6219, comm: bash Tainted: G W
2.6.32-rc7-03302-g41cec6f-dirty #16
[ 673.186410] Call Trace:
[ 673.186417] [<
ffffffff8104a29b>] warn_slowpath_common+0x7b/0xc0
[ 673.186422] [<
ffffffff8104a341>] warn_slowpath_fmt+0x41/0x50
[ 673.186426] [<
ffffffff8114e789>] proc_register+0x109/0x210
[ 673.186433] [<
ffffffff8100bf2e>] ? apic_timer_interrupt+0xe/0x20
[ 673.186438] [<
ffffffff8114e905>] proc_create_data+0x75/0xd0
[ 673.186444] [<
ffffffffa006ad38>] pktgen_thread_write+0x568/0x640 [pktgen]
[ 673.186449] [<
ffffffffa006a7d0>] ? pktgen_thread_write+0x0/0x640 [pktgen]
[ 673.186453] [<
ffffffff81149144>] proc_reg_write+0x84/0xc0
[ 673.186458] [<
ffffffff810f5a58>] vfs_write+0xb8/0x180
[ 673.186463] [<
ffffffff810f5c11>] sys_write+0x51/0x90
[ 673.186468] [<
ffffffff8100b51b>] system_call_fastpath+0x16/0x1b
[ 673.186470] ---[ end trace
ccbb991b0a8d994d ]---
Solution to this problem is to use a odevname field (includes @ tag and suffix),
instead of using netdevice name.
Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
Signed-off-by: Robert Olsson <robert.olsson@its.uu.se>
Signed-off-by: David S. Miller <davem@davemloft.net>
Giuseppe CAVALLARO [Sun, 22 Nov 2009 22:59:56 +0000 (22:59 +0000)]
stmmac: do not fail when the timer cannot be used.
If the external timer cannot be used the driver
will continue to work without mitigation.
Signed-off-by: Giuseppe Cavallaro <peppe.cavallaro@st.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Giuseppe CAVALLARO [Sun, 22 Nov 2009 22:58:40 +0000 (22:58 +0000)]
stmmac: fixed a compilation error when use the external timer
Signed-off-by: Giuseppe Cavallaro <peppe.cavallaro@st.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
David S. Miller [Mon, 23 Nov 2009 17:52:51 +0000 (09:52 -0800)]
Merge branch 'master' of git://git./linux/kernel/git/kaber/nf-2.6
projects / openwrt / staging / blogic.git / log