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Signed-off-by: Ben Skeggs <[email protected]>
Signed-off-by: Dave Airlie <[email protected]>
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dcb->i2c[] has DCB_MAX_NUM_I2C_ENTRIES entries.
Signed-off-by: Dan Carpenter <[email protected]>
Signed-off-by: Ben Skeggs <[email protected]>
Signed-off-by: Dave Airlie <[email protected]>
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If "gpio->line" is 32 then "nv50_gpio_reg[gpio->line >> 3]" reads past the
end of the array.
Signed-off-by: Dan Carpenter <[email protected]>
Signed-off-by: Ben Skeggs <[email protected]>
Signed-off-by: Dave Airlie <[email protected]>
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On cards where there's a specific BAR for PRAMIN, we used to try and fall
back to the "legacy" aperture within the mmio BAR.
This is doomed to cause problems, so lets just fail completely as there's
obviously something else very wrong anyway.
Signed-off-by: Ben Skeggs <[email protected]>
Signed-off-by: Dave Airlie <[email protected]>
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It appears version 0x21 'U' and 'd' tables require us to take the SOR link
into account when selecting the appropriate table for a particular output.
Signed-off-by: Ben Skeggs <[email protected]>
Signed-off-by: Dave Airlie <[email protected]>
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* git://git.infradead.org/~dwmw2/mtd-2.6.35:
jffs2: update ctime when changing the file's permission by setfacl
jffs2: Fix NFS race by using insert_inode_locked()
jffs2: Fix in-core inode leaks on error paths
mtd: Fix NAND submenu
mtd/r852: update card detect early.
mtd/r852: Fixes in case of DMA timeout
mtd/r852: register IRQ as last step
drivers/mtd: Use memdup_user
docbook: make mtd nand module init static
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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:
ahci: redo stopping DMA engines on empty ports
sata_sil24: fix kernel panic on ARM caused by unaligned access in sata_sil24
ahci: add pci quirk for JMB362
sata_via: explain the magic fix
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debug only
agd5f: rebased
Signed-off-by: Rafał Miłecki <[email protected]>
Signed-off-by: Alex Deucher <[email protected]>
Signed-off-by: Dave Airlie <[email protected]>
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agd5f: rebased
Signed-off-by: Rafał Miłecki <[email protected]>
Signed-off-by: Alex Deucher <[email protected]>
Signed-off-by: Dave Airlie <[email protected]>
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This fixes FDO bug #28375, it's kind of regression, so quite important to have
it for .35.
V2: Fix on RV770+ as well. All other chipsets have only one clock mode per
state.
V3: I'm out of luck today. Grepped for voltage in r*.c and missed evergreen.
agd5f: rebased
Signed-off-by: Rafał Miłecki <[email protected]>
Signed-off-by: Alex Deucher <[email protected]>
Signed-off-by: Dave Airlie <[email protected]>
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track the current voltage level and avoid setting it
if the requested voltage is already set.
v2: check voltage type before checking current voltage
Signed-off-by: Alex Deucher <[email protected]>
Signed-off-by: Dave Airlie <[email protected]>
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The vddc value in the power tables is not an actual voltage
like on discrete r6xx/r7xx/evergreen systems, but instead has
a symbolic meaning (e.g., NONE, LOW, HIGH, etc.). See atombios.h
Most RS780/RS880 vbioses don't have a SetVoltage table anyway,
so it shouldn't be doing anything to the hardware at the moment.
I need to figure out how voltage is supposed to work on the newer
IGPs; until then, disable it.
Signed-off-by: Alex Deucher <[email protected]>
Signed-off-by: Dave Airlie <[email protected]>
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I forgot to fix this in 8e36ed00842668a39a6ed1b0a00b8ac92b7c4cd5
Signed-off-by: Alex Deucher <[email protected]>
Signed-off-by: Dave Airlie <[email protected]>
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This adds an additional profile, mid, to the pm profile
code which takes the place of the old low profile. The default
behavior remains the same, e.g., auto profile now selects between
mid and high profiles based on power source, however, you can now
manually force the low profile which was previously only available
as a dpms off state. Enabling the low profile when the displays
are on has been known to cause display corruption in some cases.
Signed-off-by: Alex Deucher <[email protected]>
Signed-off-by: Dave Airlie <[email protected]>
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- don't rest the power state in pm_init()
We already boot up to the default power state. Note this
patch relies on:
drm/radeon/kms/pm: patch default power state with default clocks/voltages on r6xx+
To make sure the default power state matches the boot up state.
- In the pm resume path asic init will have set the power state
back to the default so reset the tracking state values.
Signed-off-by: Alex Deucher <[email protected]>
Signed-off-by: Dave Airlie <[email protected]>
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Noticed by Rafał Miłecki.
Signed-off-by: Alex Deucher <[email protected]>
Signed-off-by: Dave Airlie <[email protected]>
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This is needed to enable accel in the ddx. However,
due to a bug in older versions of the ddx, it relies
on accel being disabled in order to load properly on
evergreen chips. To maintain compatility, we add a new
get accel param and call that from the ddx. The old one
always returns false for evergreen cards.
[this fixes a regression with older userspaces on newer kernels].
Signed-off-by: Alex Deucher <[email protected]>
Signed-off-by: Dave Airlie <[email protected]>
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copy_to/from_user() returns the number of bytes remaining to be copied
but we want to return a negative error code here. This gets returned to
userspace.
Signed-off-by: Dan Carpenter <[email protected]>
Signed-off-by: Dave Airlie <[email protected]>
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copy_from_user() returns the number of bytes left to be copied but we
want to return a negative error code here. This is in the ioctl handler
so the error code get returned to userspace.
Signed-off-by: Dan Carpenter <[email protected]>
Signed-off-by: Dave Airlie <[email protected]>
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using DRM_ERROR, results in people blaming the drm code for the oops, and
not looking at the oops.
(sadly yes I've gotten reports).
Signed-off-by: Dave Airlie <[email protected]>
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PM attemps to unmap objects that aren't actually mapped into userspace ever,
so just don't bother unmapping them at this point, since all you are doing
is nothing. We should be making sure all access to these objects are locked in
kernel space instead. In theory the VRAM gart table is already done, and both
the shaders and stolen vga memory blocks are never accessed at runtime.
fixes: https://bugzilla.kernel.org/show_bug.cgi?id=16127
Reported-by: Jure Repnic <[email protected]>
Signed-off-by: Dave Airlie <[email protected]>
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The previous commit fixes the problem, these commits make sure we actually
fail properly if it happens again.
I've squashed the commits from Chris since they are all fixing one issue.
Signed-off-by: Chris Wilson <[email protected]>
Signed-off-by: Dave Airlie <[email protected]>
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(regression fix since fbdev/kms rework).
My fb rework didn't remember about the 84/65s.
Reported-by: Ondrej Zary <[email protected]>
Tested-by: Ondrej Zary <[email protected]>
Signed-off-by: Dave Airlie <[email protected]>
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At some point this was exposed (not sure how),
linux-2.6/arch/arm/mach-msm/dma.c:92: error: field 'complete' has incomplete type
linux-2.6/arch/arm/mach-msm/dma.c: In function 'dmov_exec_cmdptr_complete_func':
linux-2.6/arch/arm/mach-msm/dma.c:108: error: implicit declaration of function 'complete'
linux-2.6/arch/arm/mach-msm/dma.c: In function 'msm_dmov_exec_cmd':
linux-2.6/arch/arm/mach-msm/dma.c:120: error: implicit declaration of function 'init_completion'
linux-2.6/arch/arm/mach-msm/dma.c:123: error: implicit declaration of function 'wait_for_completion'
and the fix is just to add the header.
Signed-off-by: Daniel Walker <[email protected]>
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Save/restore MISC_ENABLE register on suspend/resume.
This fixes OOPS (invalid opcode) on resume from STR on Asus P4P800-VM,
which wakes up with MWAIT disabled.
Fixes https://bugzilla.kernel.org/show_bug.cgi?id=15385
Signed-off-by: Ondrej Zary <[email protected]>
Tested-by: Alan Stern <[email protected]>
Acked-by: H. Peter Anvin <[email protected]>
Signed-off-by: Rafael J. Wysocki <[email protected]>
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Commit 96d60303fd (ahci: Turn off DMA engines when there's no device)
implemented stopping DMA engines on empty ports but it used single
sampling of status registers to determine device presence which led to
disabling of DMA engines on occupied ports. Do it after all EH
actions are complete using device presence state determined by EH.
This avoids spurious disabling of DMA engines and simplifies the code.
Signed-off-by: Tejun Heo <[email protected]>
Tested-by: Marc Dionne <[email protected]>
Cc: Matthew Garrett <[email protected]>
Cc: Robert Hancock <[email protected]>
Signed-off-by: Jeff Garzik <[email protected]>
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The sata_sil24 driver has six 16-bit registers that are initialised with
32-bit writes. This cause a kernel panic on ARM due to the unaligned
accesses which result.
This patch changes the accesses to the correct 16-bit ones.
Signed-off-by: Colin Tuckley <[email protected]>
Signed-off-by: Tejun Heo <[email protected]>
Signed-off-by: Jeff Garzik <[email protected]>
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JMB362 is a new variant of jmicron controller which is similar to
JMB360 but has two SATA ports instead of one. As there is no PATA
port, single function AHCI mode can be used as in JMB360. Add pci
quirk for JMB362.
Signed-off-by: Tejun Heo <[email protected]>
Reported-by: Aries Lee <[email protected]>
Cc: [email protected]
Signed-off-by: Jeff Garzik <[email protected]>
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Add Joseph Chan's explanation of the problem and workaround to the
VT6421 magic fix.
Signed-off-by: Tejun Heo <[email protected]>
Cc: Joseph Chan <[email protected]>
Signed-off-by: Jeff Garzik <[email protected]>
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This makes "iw wlan0 dump survey" work again with
mac80211-based drivers that support it, e.g. ath5k.
Signed-off-by: Holger Schurig <[email protected]>
Signed-off-by: John W. Linville <[email protected]>
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Remove my name from the MAINTAINERS file.
Signed-off-by: Zhu Yi <[email protected]>
Signed-off-by: John W. Linville <[email protected]>
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If the channel is not set yet and we configure the antennas just store the
setting. It will be activated during the next reset, when the channel is set.
Signed-off-by: Bruno Randolf <[email protected]>
Signed-off-by: John W. Linville <[email protected]>
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Add Dell WLA3310 USB wireless card, which has a Z-Com XG-705A chipset, to the
USB Ids in p54usb.
Signed-off-by: Jason Dravet <[email protected]>
Tested-by: Richard Gregory Tillmore <[email protected]>
Signed-off-by: Larry Finger <[email protected]>
Acked-by: Christian Lamparter <[email protected]>
Cc: <[email protected]>
Signed-off-by: John W. Linville <[email protected]>
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wl1251_sdio_probe() error path is missing wl1251_free_hw, add it.
Signed-off-by: Grazvydas Ignotas <[email protected]>
Acked-by: Kalle Valo <[email protected]>
Cc: [email protected]
Signed-off-by: John W. Linville <[email protected]>
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Commit a8408c17 introduced a new check to pccard_validate_cis(),
which avoids any "late" calls to this function. This broke the
insertion of cards which require a CIS override which changes
the number of card functions. Fix this by asserting that this
is _not_ a late call, but a proper call early during the card
insertion process.
Fixes https://bugzilla.kernel.org/show_bug.cgi?id=16138
Reported-by: Mikulas Patocka <[email protected]>
CC: <[email protected]>
Signed-off-by: Dominik Brodowski <[email protected]>
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Patch c7c2fa07 removed one line too much from smc91c92_cs.c.
Reported-by: Komuro <[email protected]>
CC: [email protected]
CC: [email protected]
Signed-off-by: Dominik Brodowski <[email protected]>
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Seems pointless to have two #ifdef's with the same
CONFIG_YENTA_TI. Remove the extra one and
move CARDBUS_TYPE_ENE with the others.
[[email protected]: spelling & whitespace fixes]
Signed-off-by: Justin P. Mattock <[email protected]>
Signed-off-by: Dominik Brodowski <[email protected]>
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Keeping the saved I365_CSCINT flag around breaks PCMCIA on some system,
and is only needed on a few systems to get PCMCIA to work. This patch
allows PCMCIA to work on both types, and it fixes
https://bugzilla.kernel.org/show_bug.cgi?id=16015
Reported-by: Justin P. Mattock <[email protected]>
CC: <[email protected]>
Signed-off-by: Dominik Brodowski <[email protected]>
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At the point of the call to dev_err, wm8350 is NULL.
A simplified version of the semantic match that finds this problem is as
follows: (http://coccinelle.lip6.fr/)
// <smpl>
@r exists@
expression E,E1;
identifier f;
statement S1,S2,S3;
@@
if ((E == NULL && ...) || ...)
{
... when != if (...) S1 else S2
when != E = E1
* E->f
... when any
return ...;
}
else S3
// </smpl>
Signed-off-by: Julia Lawall <[email protected]>
Acked-by: Mark Brown <[email protected]>
Signed-off-by: Wim Van Sebroeck <[email protected]>
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ipmr_rules_exit() and ip6mr_rules_exit() free a list of items, but
forget to properly remove these items from list. List head is not
changed and still points to freed memory.
This can trigger a fault later when icmpv6_sk_exit() is called.
Fix is to either reinit list, or use list_del() to properly remove items
from list before freeing them.
bugzilla report : https://bugzilla.kernel.org/show_bug.cgi?id=16120
Introduced by commit d1db275dd3f6e4 (ipv6: ip6mr: support multiple
tables) and commit f0ad0860d01e (ipv4: ipmr: support multiple tables)
Reported-by: Alex Zhavnerchik <[email protected]>
Signed-off-by: Eric Dumazet <[email protected]>
CC: Patrick McHardy <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
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Fix potential initial_lfsr buffer overrun.
Writing past the end of the buffer could happen when index == ENTRIES
Signed-off-by: Denis Kirjanov <[email protected]>
Cc: [email protected]
Signed-off-by: Robert Richter <[email protected]>
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Fix rtl_chip_info buffer overrun when we can't identify the chip.
(i = ARRAY_SIZE (rtl_chip_info) in this case)
Signed-off-by: Denis Kirjanov <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
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Driver checks received packet is too large in asix_rx_fixup() and fails if it is. Problem is
that MTU might be set larger than 1500 and asix fails to work correctly with VLAN tagged
packets. The check should be 'dev->net->mtu + ETH_HLEN' instead.
Tested with AX88772.
Signed-off-by: Jussi Kivilinna <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
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This reverts commit 962400e8fd29981a7b166e463dd143b6ac6a3e76, which was
entirely bogus.
The code used to multiply the character offset by "vc->vc_cols", and
that's actually correct, because 'd' itself is an 'unsigned short'. So
the pointer arithmetic already takes the size of a VGA character into
account. Changing it to use vc_size_row (which is just "vc_cols"
shifted up to take the size of the character into account) ends up
multiplying with the VGA character size twice.
This got reported as bugs for various other subsystems, because what it
actually results in is writing the 16-bit vc_video_erase_char pattern
(usually 0x0720: 0x07 is the default attribute, 0x20 is ASCII space)
into some random other allocation.
So Markus ended up reporting this as a ext4 bug, while to Torsten Kaiser
it looked like a problem with KMS or libata. Jeff Chua saw it in
different places.
And finally - Justin Mattock had slab poisoning enabled, and saw it as a
slab poison overwritten. And bisected and reverted this to verify the
buggy commit.
Reported-by: Markus Trippelsdorf <[email protected]>
Reported-by: Torsten Kaiser <[email protected]>
Reported-by: Jeff Chua <[email protected]>
Reported-by: Justin P. Mattock <[email protected]>
Reported-bisected-and-tested-by: Justin P. Mattock <[email protected]>
Acked-by: Dave Airlie <[email protected]>
Cc: Frank Pan <[email protected]>
Cc: Greg Kroah-Hartman <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
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Some configurations need delay between the "write completed" indication
and new write to work reliably.
Realtek driver seems to use longer delay when polling the "write complete"
bit, so it waits long enough between writes with high probability (but
could probably break too). This patch adds a new udelay to make sure we
wait unconditionally some time after the write complete indication.
This caused a regression with XID 18000000 boards when the board specific
phy configuration writing many mdio registers was added in commit
2e955856ff (r8169: phy init for the 8169scd). Some of the configration
mdio writes would almost always fail, and depending on failure might leave
the PHY in non-working state.
Signed-off-by: Timo Teräs <[email protected]>
Acked-off-by: Francois Romieu <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
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Signed-off-by: Eric Dumazet <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
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jffs2 didn't update the ctime of the file when its permission was changed.
Steps to reproduce:
# touch aaa
# stat -c %Z aaa
1275289822
# setfacl -m 'u::x,g::x,o::x' aaa
# stat -c %Z aaa
1275289822 <- unchanged
But, according to the spec of the ctime, jffs2 must update it.
Port of ext3 patch by Miao Xie <[email protected]>.
Signed-off-by: Jan Kara <[email protected]>
Signed-off-by: David Woodhouse <[email protected]>
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Move the sysfs_create_group to iwl_ucode_callback after we
have safely got the firmware.
The motivation to do this comes from a warning from lockdep which detected
that we request priv->mutex while holding s_active during a sysfs request
(show_statistics in the example copy pasted). The reverse order exists upon
request_firmware: request_firmware which is a sysfs operation
that requires s_active is run under priv->mutex.
This ensures that we don't get sysfs request before we finish to request
the firmware, avoiding this deadlock.
=======================================================
[ INFO: possible circular locking dependency detected ]
-------------------------------------------------------
cat/2595 is trying to acquire lock:
(&priv->mutex){+.+.+.}, at: [<facfa598>] show_statistics+0x48/0x100 [iwlagn]
but task is already holding lock:
(s_active){++++.+}, at: [<c0580ebd>] sysfs_get_active_two+0x1d/0x50
which lock already depends on the new lock.
the existing dependency chain (in reverse order) is:
-> #1 (s_active){++++.+}:
[<c0489b74>] __lock_acquire+0xc44/0x1230
[<c048a1ed>] lock_acquire+0x8d/0x110
[<c0581499>] sysfs_addrm_finish+0xe9/0x180
[<c057f64a>] sysfs_hash_and_remove+0x4a/0x80
[<c05829d4>] sysfs_remove_group+0x44/0xd0
[<c0714b75>] dpm_sysfs_remove+0x15/0x20
[<c070dac8>] device_del+0x38/0x170
[<c070dc1e>] device_unregister+0x1e/0x60
[<c071838d>] _request_firmware+0x29d/0x550
[<c07186c7>] request_firmware+0x17/0x20
[<fad01bf1>] iwl_mac_start+0xb1/0x1230 [iwlagn]
[<fa46ba06>] ieee80211_open+0x436/0x6f0 [mac80211]
[<c0808cd2>] dev_open+0x92/0xf0
[<c0808b2b>] dev_change_flags+0x7b/0x190
[<c08148e8>] do_setlink+0x178/0x3b0
[<c0815169>] rtnl_setlink+0xf9/0x130
[<c081453b>] rtnetlink_rcv_msg+0x1bb/0x1f0
[<c0827ce6>] netlink_rcv_skb+0x86/0xa0
[<c081436c>] rtnetlink_rcv+0x1c/0x30
[<c08279c3>] netlink_unicast+0x263/0x290
[<c0828768>] netlink_sendmsg+0x1c8/0x2a0
[<c07f85fd>] sock_sendmsg+0xcd/0x100
[<c07f964d>] sys_sendmsg+0x15d/0x290
[<c07f9e6b>] sys_socketcall+0xeb/0x2a0
[<c040ad9f>] sysenter_do_call+0x12/0x38
-> #0 (&priv->mutex){+.+.+.}:
[<c0489f84>] __lock_acquire+0x1054/0x1230
[<c048a1ed>] lock_acquire+0x8d/0x110
[<c08bb358>] __mutex_lock_common+0x58/0x470
[<c08bb84a>] mutex_lock_nested+0x3a/0x50
[<facfa598>] show_statistics+0x48/0x100 [iwlagn]
[<c070d219>] dev_attr_show+0x29/0x50
[<c057fecd>] sysfs_read_file+0xdd/0x190
[<c052880f>] vfs_read+0x9f/0x190
[<c0528d22>] sys_read+0x42/0x70
[<c040ad9f>] sysenter_do_call+0x12/0x38
other info that might help us debug this:
3 locks held by cat/2595:
#0: (&buffer->mutex){+.+.+.}, at: [<c057fe25>] sysfs_read_file+0x35/0x190
#1: (s_active){++++.+}, at: [<c0580ecd>] sysfs_get_active_two+0x2d/0x50
#2: (s_active){++++.+}, at: [<c0580ebd>] sysfs_get_active_two+0x1d/0x50
stack backtrace:
Pid: 2595, comm: cat Not tainted 2.6.33-tp-rc4 #2
Call Trace:
[<c08b99ab>] ? printk+0x1d/0x22
[<c0487752>] print_circular_bug+0xc2/0xd0
[<c0489f84>] __lock_acquire+0x1054/0x1230
[<c0478d81>] ? sched_clock_cpu+0x121/0x180
[<c048a1ed>] lock_acquire+0x8d/0x110
[<facfa598>] ? show_statistics+0x48/0x100 [iwlagn]
[<c08bb358>] __mutex_lock_common+0x58/0x470
[<facfa598>] ? show_statistics+0x48/0x100 [iwlagn]
[<c08bb84a>] mutex_lock_nested+0x3a/0x50
[<facfa598>] ? show_statistics+0x48/0x100 [iwlagn]
[<facfa598>] show_statistics+0x48/0x100 [iwlagn]
[<c0580cf9>] ? sysfs_get_active+0x69/0xb0
[<facfa550>] ? show_statistics+0x0/0x100 [iwlagn]
[<c070d219>] dev_attr_show+0x29/0x50
[<c057fecd>] sysfs_read_file+0xdd/0x190
[<c05ff314>] ? security_file_permission+0x14/0x20
[<c0528242>] ? rw_verify_area+0x62/0xd0
[<c052880f>] vfs_read+0x9f/0x190
[<c047745b>] ? up_read+0x1b/0x30
[<c057fdf0>] ? sysfs_read_file+0x0/0x190
[<c04af3b4>] ? audit_syscall_entry+0x1f4/0x220
[<c0528d22>] sys_read+0x42/0x70
[<c040ad9f>] sysenter_do_call+0x12/0x38
Signed-off-by: Emmanuel Grumbach <[email protected]>
Signed-off-by: Reinette Chatre <[email protected]>
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Add "Wey-Yi Guy" to maintainers list for iwlwifi.
Signed-off-by: Wey-Yi Guy <[email protected]>
Signed-off-by: Reinette Chatre <[email protected]>
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Port of internal scan to iwl3945 missed introduction
of iwl3945_get_single_channel_for_scan.
Fix the following bug by introducing the iwl3945_get_single_channel_for_scan
http://bugzilla.intellinuxwireless.org/show_bug.cgi?id=2208
Signed-off-by: Abhijeet Kolekar <[email protected]>
Signed-off-by: Reinette Chatre <[email protected]>
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