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PCMCIA needs an additional step to request the IRQ.
No need to add code to release the IRQ here, as that's done
automatically in pcmcia_disable_device().
Signed-off-by: Michael Buesch <mb@bu3sch.de>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
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Fix an IRQ race condition in b43legacy. If we call
b43legacy_wireless_core_stop(), it will set the status of the device to
INITIALIZED and the IRQ handler won't care any longer about IRQs, thus the
kernel will disable the IRQ if it's shared (unless we boot it with the
'irqpoll' option). So we must disable IRQs before changing the device
status.
Signed-off-by: Stefano Brivio <stefano.brivio@polimi.it>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
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Fix an IRQ race condition in b43. If we call b43_stop_wireless_core(), it
will set the status of the device to INITIALIZED and the IRQ handler won't
care any longer about IRQs, thus the kernel will disable the IRQ if it's
shared (unless we boot it with the 'irqpoll' option). So we must disable
IRQs before changing the device status.
Signed-off-by: Stefano Brivio <stefano.brivio@polimi.it>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
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Fix possible buffer overrun.
The patch to b43 by Michael Buesch <mb@bu3sch.de> has been ported to
b43legacy.
Signed-off-by: Stefano Brivio <stefano.brivio@polimi.it>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
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The rfkill subsystem doesn't like code like that
rfkill_allocate();
rfkill_register();
rfkill_unregister();
rfkill_register(); /* <- This will crash */
This sequence happens with
modprobe b43
ifconfig wlanX up
ifconfig wlanX down
ifconfig wlanX up
Fix this by always re-allocating the rfkill stuff before register.
Signed-off-by: Michael Buesch <mb@bu3sch.de>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
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Fix possible buffer overrun.
Signed-off-by: Michael Buesch <mb@bu3sch.de>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
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wl->mutex might already be locked on initialization.
Signed-off-by: Michael Buesch <mb@bu3sch.de>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
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Fix the initialization for PCMCIA devices.
Signed-off-by: Michael Buesch <mb@bu3sch.de>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
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If i reaches zero, the loop ends, but the postfix decrement subtracts it to -1.
Testing for 'i == 0', later in the function, will not fulfill its purpose.
Signed-off-by: Roel Kluin <12o3l@tiscali.nl>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
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Fix section mismatch warning:
WARNING: vmlinux.o(.data+0x36fcc): Section mismatch: reference to .init.data:prism2_pci_id_table (between 'prism2_pci_drv_id' and 'prism2_pci_funcs')
Signed-off-by: Randy Dunlap <randy.dunlap@oracle.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
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rt2x00 is broken when it comes down to adhoc and master mode.
The main problem is the beaconing, which is completely failing.
Untill a solution has been found, both beacon requiring modes
must be disabled to prevent numerous bug reports.
Signed-off-by: Ivo van Doorn <IvDoorn@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
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Properly account for queue commands, this fixes a problem reported
by Holger Schurig when using the debugfs interface.
Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
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Incoming packets have to be aligned or the IP stack becomes upset.
Make sure to shift them two bytes to achieve this.
Signed-off-by: Pierre Ossman <drzeus@drzeus.cx>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
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Fixes for slow hardware.
Signed-off-by: Vitaly V. Bursov <vitalyvb@ukr.net>
Signed-off-by: Holger Schurig <hs4233@mail.mn-solutions.de>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
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The Intel device supported by the hermes driver core is the IPW2011. The
"Intel PRO/Wireless" wording suggests the later Centrino devices and may
be confusing to some users.
Signed-off-by: John W. Linville <linville@tuxdriver.com>
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Various symptoms depending on the .config options:
- the card stops working after some (short) time
- the card does not work at all
- the card disappears (nothing in lspci/dmesg)
A real power-off is needed to recover the card.
Signed-off-by: Mark Lord <mlord@pobox.com>
Signed-off-by: Francois Romieu <romieu@fr.zoreil.com>
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The 8168c and the 8100e choke on it. I have not seen an indication
nor received a report that the TBI is being actively used on the
remaining 8168b and 8110. Let's disable it for now until someone
complains.
Signed-off-by: Francois Romieu <romieu@fr.zoreil.com>
Cc: Matthias Winkler <m.winkler@unicon-ka.de>
Cc: Maarten Vanraes <maarten.vanraes@gmail.com>
Cc: Edward Hsu <edward_hsu@realtek.com.tw>
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Signed-off-by: Ciaran McCreesh <ciaran.mccreesh@blueyonder.co.uk>
Signed-off-by: Francois Romieu <romieu@fr.zoreil.com>
Cc: Edward Hsu <edward_hsu@realtek.com.tw>
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This patch adds LAN91C111 ethernet interface support for zylonite
(a.k.a Marvell's PXA3xx Development Platform) with smc91x driver.
It would be better if a patch would support zylonite along with all
other PXA boards with a single binary of smc91x driver, but it looks
quite difficult for the moment, so ugly #ifdef is still used here.
Signed-off-by: Aleksey Makarov <amakarov@ru.mvista.com>
Acked-by: eric miao <eric.miao@marvell.com>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
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Version update to 1.20
Signed-off-by: Stephen Hemminger <shemminger@linux-foundation.org>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
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The PCI AER support may not work for a couple of reasons.
It may not be configured into the kernel or there may be a BIOS
bug that prevents MMCONFIG from working. If MMCONFIG doesn't work
then the PCI registers that control AER will not be accessible via
pci_read_config functions; luckly there is another window to access
PCI space in the device, so use that.
Signed-off-by: Stephen Hemminger <shemminger@linux-foundation.org>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
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The IRQ's is already masked on shutdown, and on startup avoid
touching PHY until after phy_init().
Signed-off-by: Stephen Hemminger <shemminger@linux-foundation.org>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
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Don't need to change LED's after auto negotiation, the chip
sets them correctly.
Signed-off-by: Stephen Hemminger <shemminger@linux-foundation.org>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
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Increse phy delay and handle I/O errors.
Signed-off-by: Stephen Hemminger <shemminger@linux-foundation.org>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
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The D-Link PCI-X board (and maybe others) can lie about status
ring entries. It seems it will update the register for last status
index before completing the DMA for the ring entry. To avoid reading
stale data, zap the old entry and check.
Signed-off-by: Stephen Hemminger <shemminger@linux-foundation.org>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
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On some boards, PCI configuration space access is turned off by default.
The 2.6.24 driver doesn't turn it on, and should have.
Signed-off-by: Stephen Hemminger <shemminger@linux-foundation.org>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
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We conciously make a change here - we permit mode and speed setting to
be done in things like SLIP mode. There isn't actually a technical
reason to disallow this. It's usually a silly thing to do but we can
do it and soemone might wish to do so.
Signed-off-by: Alan Cox <alan@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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All this USB_USBNET_MII trickery is simply not worth it considering how
few code it saves.
As a side effect, this also fixes the following compile error reported
by Toralf Förster:
<-- snip -->
...
LD .tmp_vmlinux1
drivers/built-in.o: In function `usbnet_set_settings':
(.text+0xf1876): undefined reference to `mii_ethtool_sset'
drivers/built-in.o: In function `usbnet_get_settings':
(.text+0xf1836): undefined reference to `mii_ethtool_gset'
drivers/built-in.o: In function `usbnet_get_link':
(.text+0xf18d6): undefined reference to `mii_link_ok'
drivers/built-in.o: In function `usbnet_nway_reset':
(.text+0xf18f6): undefined reference to `mii_nway_restart'
make: *** [.tmp_vmlinux1] Error 1
<-- snip -->
Signed-off-by: Adrian Bunk <bunk@kernel.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
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Drivers have no business changing these values.
Signed-off-by: David S. Miller <davem@davemloft.net>
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It'd also be nice to mention "containers" somewhere in the help text
(I'm assuming that's what it's for?).
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
Signed-off-by: David S. Miller <davem@davemloft.net>
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Changes made on 18-sep to fix skb handling in the pppol2tp driver
broke the transmit and receive paths. Users are only running into this
now because distros are now using 2.6.23 and I must have messed up
when I tested the change.
For receive, we now do our own calculation of how much to pull from
the skb (variable length L2TP header) rather than using
skb_transport_offset(). Also, if the skb isn't a data packet, it must
be passed back to UDP with skb->data pointing to the UDP header.
For transmit, make sure skb->sk is set up because ip_queue_xmit()
needs it.
Signed-off-by: James Chapman <jchapman@katalix.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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master.kernel.org:/pub/scm/linux/kernel/git/jgarzik/netdev-2.6
* 'upstream-linus' of master.kernel.org:/pub/scm/linux/kernel/git/jgarzik/netdev-2.6:
phylib: Silence driver registration
phylib: Add ID for Marvell 88E1240
82596: free nonexistent resource fix
SUNHME: Fix missing NETIF_F_VLAN_CHALLENGED on PCI happy meals
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It gets quite verbose to see every single PHY driver being registered
by default.
Signed-off-by: Olof Johansson <olof@lixom.net>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
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Add PHY IDs for Marvell 88E1240. It seems to have close enough programming
models to 1111/1112 for basic support at least.
Also clean up whitespace in the ID list a bit.
Signed-off-by: Olof Johansson <olof@lixom.net>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
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During booting of last vanilla kernel I got:
Trying to free nonexistent resource...
This because of if "ENABLE_APRICOT" is on we do:
request_region(ioaddr,...)
if (checksum test failed)
goto out1;
dev->base_addr = ioaddr;//<-here mistake
out1:
release_region(dev->base_addr,...)
This change fixes this bug for me.
Signed-off-by: Evgeniy Dushistov <dushistov@mail.ru>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
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No HME parts can do VLANs correctly.
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
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A reasonably common problem with some devices is that they will
disable MSI generation when the INTX_DISABLE bit is set in the
PCI_COMMAND register.
Quirk this explicitly, guarding the pci_intx() calls in msi.c with
this quirk indication.
The first entries for this quirk are for 5714 and 5780 Tigon3 chips,
and thus we can remove the workaround code from the tg3.c driver.
Signed-off-by: David S. Miller <davem@davemloft.net>
Acked-by: Michael Chan <mchan@broadcom.com>
Acked-by: Jeff Garzik <jgarzik@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
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* 'sg' of git://git.kernel.dk/linux-2.6-block:
[SG] Get rid of __sg_mark_end()
cleanup asm/scatterlist.h includes
SG: Make sg_init_one() use general table init functions
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Not architecture specific code should not #include <asm/scatterlist.h>.
This patch therefore either replaces them with
#include <linux/scatterlist.h> or simply removes them if they were
unused.
Signed-off-by: Adrian Bunk <bunk@kernel.org>
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
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master.kernel.org:/pub/scm/linux/kernel/git/jgarzik/netdev-2.6
* 'upstream-linus' of master.kernel.org:/pub/scm/linux/kernel/git/jgarzik/netdev-2.6:
Fix myri10ge NAPI oops & warnings
Fix region size check in mpc5200 FEC driver
mpc5200: Fix Kconfig dependancies on MPC5200 FEC device driver
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When testing the myri10ge driver with 2.6.24-rc1, I found
that the machine crashed under heavy load:
Unable to handle kernel paging request at 0000000000100108 RIP:
[<ffffffff803cc8dd>] net_rx_action+0x11b/0x184
The address corresponds to the list_move_tail() in
netif_rx_complete():
if (unlikely(work == weight))
list_move_tail(&n->poll_list, list);
Eventually, I traced the crashes to calling netif_rx_complete() with
work_done == budget. From looking at other drivers, it appears that
one should only call netif_rx_complete() when work_done < budget.
To fix it, I changed the test in myri10ge_poll() so that it refers
to to work_done rather than looking at the rx ring status. If
work_done is < budget, then that implies we have no more packets to
process. Any races will be resolved by the NIC when the write to
irq_claim is made.
In myri10ge_clean_rx_done(), if we ever exceeded our budget, it would
report a work_done one larger than was acutally done. This is because
the increment was done in the conditional, so work_done would be
incremented regardless of whether or not the test passed or failed.
This would lead to the WARN_ON_ONCE(work > weight); warning in
net_rx_action triggering. I've moved the increment of work_done
inside the loop. Note that this would only be a problem when we had
exceeded our budget.
Signed off by: Andrew Gallatin <gallatin@myri.com>
Andrew Gallatin Myricom Inc
Signed-off-by: Jeff Garzik <jeff@garzik.org>
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Driver shouldn't complain if the register range is larger than what
it expects. This works around failures with some device trees.
Signed-off-by: Grant Likely <grant.likely@secretlab.ca>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
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When not building an arch/powerpc kernel, the mpc5200 FEC driver depends
on some symbols which are not defined (BESTCOMM & BESTCOMM_FEC).
This patch flips around the dependancy logic so that it cannot be
selected unless BESTCOMM_FEC is selected first. Kconfig stops
complaining this way.
Also, the driver only works for arch/powerpc (not arch/ppc) anyway so
it should depend on PPC_MERGE also.
Signed-off-by: Grant Likely <grant.likely@secretlab.ca>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
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Finally, the zero_it argument can be completely removed from
the callers and from the function prototype.
Besides, fix the checkpatch.pl warnings about using the
assignments inside if-s.
This patch is rather big, and it is a part of the previous one.
I splitted it wishing to make the patches more readable. Hope
this particular split helped.
Signed-off-by: Pavel Emelyanov <xemul@openvz.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
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Signed-off-by: Adrian Bunk <bunk@kernel.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
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Fix links to files in Documentation/* in various Kconfig files
Signed-off-by: Dirk Hohndel <hohndel@linux.intel.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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git://git.kernel.org/pub/scm/linux/kernel/git/jgarzik/netdev-2.6
* 'upstream-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jgarzik/netdev-2.6:
ixgb: fix TX hangs under heavy load
e1000e: Fix typo ! &
ixgbe: minor sparse fixes
e1000: sparse warnings fixes
ixgb: fix sparse warnings
e1000e: fix sparse warnings
mv643xx_eth: Fix MV643XX_ETH offsets used by Pegasos 2
Blackfin EMAC driver: Fix Ethernet communication bug (dupliated and lost packets)
DM9601: Support for ADMtek ADM8515 NIC
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A merge error occurred where we merged the wrong block here
in version 1.0.120. The right condition for frags is slightly
different then for the skb, so account for the difference properly
and trim the TSO based size right.
Originally part of a fix reported by IBM to fix TSO hangs on
pSeries hardware.
Signed-off-by: Jesse Brandeburg <jesse.brandeburg@intel.com>
Signed-off-by: Auke Kok <auke-jan.h.kok@intel.com>
Cc: Andy Gospodarek <andy@greyhouse.net>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
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Signed-off-by: Roel Kluin <12o3l@tiscali.nl>
Signed-off-by: Auke Kok <auke-jan.h.kok@intel.com>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
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Make strings const if possible, and fix includes so forward definitions
are seen.
Signed-off-by: Stephen Hemminger <shemminger@linux-foundation.org>
Signed-off-by: Auke Kok <auke-jan.h.kok@intel.com>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
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