| Commit message (Collapse) | Author | Age |
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Enable 64bit.
Signed-off-by: Tejun Heo <htejun@gmail.com>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
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Data structures residing on memory and fetched by the controller
should have LE ordering. Fix it.
Signed-off-by: Tejun Heo <htejun@gmail.com>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
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There's no need to perform hardreset during driver initialization.
It's already done during host reset and even if the controller is in
some wacky state, we now have proper hardreset to back us up.
Signed-off-by: Tejun Heo <htejun@gmail.com>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
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Reimplement hardreset according to the datasheet. The old hardreset
didn't reset controller status and the controller might not be ready
after reset. Also, as SStatus is a bit flakey after hardreset,
sata_std_hardrset() didn't use to wait long enough before proceeding.
Note that as we're not depending on SStatus, DET==1 condition cannot
be used to wait for link, so use shorter timeout for no device case.
Signed-off-by: Tejun Heo <htejun@gmail.com>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
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Nothing, not the datasheet nor the errats, says this delay is
necessary and with the previous PORT_CS_INIT change, we know the
controller is in good state. Kill 10ms sleep.
Signed-off-by: Tejun Heo <htejun@gmail.com>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
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Make sure the controller has no pending commands and ready for command
before issuing SRST.
Signed-off-by: Tejun Heo <htejun@gmail.com>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
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Implement sil24_init_port which performs port initialization via
PORT_CS_INIT. To be used later by softreset and EH.
Signed-off-by: Tejun Heo <htejun@gmail.com>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
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SiI3124 might lose completion interrupt if completion interrupt occurs
shortly after SLOT_STAT register is read for the previous completion
interrupt if it is operating in PCI-X mode.
This currently doesn't trigger as libata never queues more than one
command, but it will with NCQ changes. This patch implements the
workaround - turning on WoC and explicitly clearing interrupt.
Signed-off-by: Tejun Heo <htejun@gmail.com>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
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All sil24 controllers share the same host flags except for NPORTS.
Consolidate them into SIL24_COMMON_FLAGS.
Signed-off-by: Tejun Heo <htejun@gmail.com>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
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Add HOST_CTRL_* and more PORT_IRQ_* bits.
Signed-off-by: Tejun Heo <htejun@gmail.com>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
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Rename PORT_IRQ_SDB_FIS to more proper PORT_IRQ_SDB_NOTIFY.
Signed-off-by: Tejun Heo <htejun@gmail.com>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
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Type fix.
Signed-off-by: Tejun Heo <htejun@gmail.com>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
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This will be used by LLDD hardreset implementation.
Signed-off-by: Tejun Heo <htejun@gmail.com>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
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Move ata_set_mode() failure handling outside of ap->ops->set_mode if
clause such that it can handle ap->ops->set_mode failures after it's
updated.
Signed-off-by: Tejun Heo <htejun@gmail.com>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
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Devices which consumed all their changes used to be disabled every
iteration. This causes unnecessary noise in the console output.
Disable once and leave alone.
Signed-off-by: Tejun Heo <htejun@gmail.com>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
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Replace hard-coded waiting loops in sata_sil24 to ata_wait_register().
Signed-off-by: Tejun Heo <htejun@gmail.com>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
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Replace ahci_poll_register() with ata_wait_register().
Signed-off-by: Tejun Heo <htejun@gmail.com>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
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As waiting for some register bits to change seems to be a common
operation shared by some controllers, implement helper function
ata_wait_register(). This function also takes care of register write
flushing.
Note that the condition is inverted, the wait is over when the masked
value does NOT match @val. As we're waiting for bits to change, this
test is more powerful and allows the function to be used in more
places.
Signed-off-by: Tejun Heo <htejun@gmail.com>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
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Improve softreset error message.
Signed-off-by: Tejun Heo <htejun@gmail.com>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
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sil24_softreset calculated timeout by adding ATA_TMOUT_BOOT * HZ to
jiffies; however, as ATA_TMOUT_BOOT is already in jiffies, multiplying
by HZ makes the value way off. Fix it.
Signed-off-by: Tejun Heo <htejun@gmail.com>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
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Make reset methods complain loud when they fail.
Signed-off-by: Tejun Heo <htejun@gmail.com>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
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@verbose was added to ata_reset_fn_t because AHCI complained during
probing if no device was attached to the port. However, muting
failure message isn't the correct approach. Reset methods are
responsible for detecting no device condition and finishing
successfully. Now that AHCI softreset is fixed, kill @verbose.
Signed-off-by: Tejun Heo <htejun@gmail.com>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
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Make setting CBL type responsibility of probeinit. This allows using
only ap->cbl == ATA_CBL_SATA test in all other parts. Without this,
ata_down_sata_spd_limit() doesn't work during probe reset.
Signed-off-by: Tejun Heo <htejun@gmail.com>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
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Conflicts:
drivers/scsi/libata-scsi.c
include/linux/libata.h
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Commit e56d090310d7625ecb43a1eeebd479f04affb48b
[PATCH] RCU signal handling
made this BUG_ON() unsafe. This code runs under ->siglock,
while switch_exec_pids() takes tasklist_lock.
Signed-off-by: Oleg Nesterov <oleg@tv-sign.ru>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
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* git://git.kernel.org/pub/scm/linux/kernel/git/sam/kbuild:
kconfig: fix typo in change count initialization
kconfig: recenter menuconfig
kconfig: revert conf behaviour change
kconfig: fix default value for choice input
kbuild: fix NULL dereference in scripts/mod/modpost.c
kbuild: fix mode of checkstack.pl and other files.
kbuild: rebuild initramfs if content of initramfs changes
kbuild: properly pass options to hostcc when doing make O=..
kbuild: modules_install for external modules must not remove existing modules
kbuild: fix make dir/
ver_linux: don't print reiser4progs version if none found
kbuild: mips: fix sed regexp to generate asm-offset.h
kbuild: fix building single targets with make O=.. single-target
kbuild: use relative path to -I
kbuild: fix unneeded rebuilds in drivers/net/chelsio after moving source tree
kbuild: fix unneeded rebuilds in drivers/media/video after moving source tree
kbuild: fix garbled text in modules.txt
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Configuration needs saving when either of these conditions is true.
Signed-off-by: Roman Zippel <zippel@linux-m68k.org>
Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
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Move the menuconfig output more into the centre again, it's using a
fixed position depending on the window width using the fact that the
menu output has to work in a 80 chars terminal.
Signed-off-by: Roman Zippel <zippel@linux-m68k.org>
Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
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After the last patch fixed the real problem, revert this needless behaviour
change of conf, which only hid the real problem.
Signed-off-by: Roman Zippel <zippel@linux-m68k.org>
Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
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The wrong default value can cause conf to end up in endless loop for choice
questions.
Signed-off-by: Roman Zippel <zippel@linux-m68k.org>
Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
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before is NULL in this case, concluding from the surrounding code
it seems that after is the right one to use.
Signed-off-by: Eric Sesterhenn <snakebyte@gmx.de>
Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
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Make it executable like it should be. Do the same for other files intended to be
executed by the user - the ones called by the build process needn't be
executable as they already work (as argument to their interpreter).
Signed-off-by: Paolo 'Blaisorblade' Giarrusso <blaisorblade@yahoo.it>
Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
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initramfs.cpio.gz being build in usr/ and included in the
kernel was not rebuild when the included files changed.
To fix this the following was done:
- let gen_initramfs.sh generate a list of files and directories included
in the initramfs
- gen_initramfs generate the gzipped cpio archive so we could simplify
the kbuild file (Makefile)
- utilising the kbuild infrastructure so when uid/gid root mapping changes
the initramfs will be rebuild
With this change we have a much more robust initramfs generation.
Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
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This fix a longstanding bug where proper options was not
passed to hostcc in case of a make O=.. build.
This bug showed up in (not yet merged) klibc, and is not known
to have any counterpart in-kernel.
Fixed by moving the flags macro to Kbuild.include so it can be used
by both Makefile.lib and Makefile.host.
Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
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When installing external modules with `make modules_install', the
first thing that happens is a rm -rf of the target directory. This
works only once, and breaks when installing more than one (set of)
external module(s).
With following fix we have the functionality:
- for a in-kernel modules_install the $(MODLIB)/kernel directory will be
deleted before module installation
- for external modules the existing modules will be left as is assuming
one may be building and installign several external modules
Signed-off-by: Andreas Gruenbacher <agruen@suse.de>
Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
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kbuild added an extra '/' after the directory - resulting in all
files being rebuild in a subdirectory.
Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
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Sam: did the same for reiserprogs
Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>
Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
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Changes to Makefile.kbuild ("kbuild: add -fverbose-asm to i386
Makefile") breaks asm-offset.h file on MIPS. Other archs possibly
suffer this change too but I'm not sure.
Here is a fix just for MIPS.
Signed-off-by: Atsushi Nemoto <anemo@mba.ocn.ne.jp>
Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
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This fixes single targets build so it now works relaiably in
following cases:
- build with mixed kernel source and output files (make single-target)
- build with separate output directory (make O=.. single-target)
- external module with mixed kernel source and output files
(make M='pwd' single-target)
- external module with separate kernel source and output files
(make O=.. M='pwd' single-target)
Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
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Using a relative path has the advantage that when the kernel source
tree is moved the relevant .o files will not be rebuild just because
the path to the kernel src has changed.
This also got rid of a user of TOPDIR - which has been deprecated for a long time now.
Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
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This fixes some uneeded rebuilds under drivers/net/chelsio after moving
the source tree. The makefiles used $(TOPDIR) for include paths, which
is unnecessary. Changed to use relative paths.
Compile tested, produces byte-identical code to the previous makefiles.
Signed-off-by: Carl-Daniel Hailfinger <c-d.hailfinger.devel.2006@gmx.net>
Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
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This fixes some uneeded rebuilds under drivers/media/video after moving
the source tree. The makefiles used $(src) and $(srctree) for include
paths, which is unnecessary. Changed to use relative paths.
Compile tested, produces byte-identical code to the previous makefiles.
Signed-off-by: Carl-Daniel Hailfinger <c-d.hailfinger.devel.2006@gmx.net>
Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
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Signed-off-by: Brian Gerst <bgerst@didntduck.org>
Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
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git://git.kernel.org/pub/scm/linux/kernel/git/aegl/linux-2.6
* 'release' of git://git.kernel.org/pub/scm/linux/kernel/git/aegl/linux-2.6:
[IA64] Prefetch mmap_sem in ia64_do_page_fault()
[IA64] Failure to resume after INIT in user space
[IA64] Pass more data to the MCA/INIT notify_die hooks
[IA64] always map VGA framebuffer UC, even if it supports WB
[IA64] fix bug in ia64 __mutex_fastpath_trylock
[IA64] for_each_possible_cpu: ia64
[IA64] update HP CSR space discovery via ACPI
[IA64] Wire up new syscalls {set,get}_robust_list
[IA64] 'msg' may be used uninitialized in xpc_initiate_allocate()
[IA64] Wire up new syscall sync_file_range()
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Take a hint from an x86_64 optimization by Arjan van de Ven and use it
for ia64. See a9ba9a3b3897561d01e04cd21433746df46548c0
Prefetch the mmap_sem, which is critical for the performance of the page fault
handler.
Note: mm may be NULL but I guess that is safe.
See 458f935527372499b714bf4f8e646a68bb0f52e3
Signed-off-by: Christoph Lameter <clameter@sgi.com>
Signed-off-by: Tony Luck <tony.luck@intel.com>
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The OS INIT handler is loading incorrect values into cr.ifa on exit.
This shows up as a hang when resuming after an INIT that is delivered
while a cpu is in user space. Correct the value loaded into cr.ifa.
Signed-off-by: Keith Owens <kaos@sgi.com>
Signed-off-by: Tony Luck <tony.luck@intel.com>
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The MCA/INIT handlers maintain important state in the SAL to OS (sos)
area and in the monarch_cpu flag. Kernel debuggers (such as KDB) need
this data, and may need to adjust the monarch_cpu field so make the
data available to the notify_die hooks. Define two more events for
calling the functions on the notify_die chain.
Signed-off-by: Keith Owens <kaos@sgi.com>
Signed-off-by: Tony Luck <tony.luck@intel.com>
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EFI on some machines, e.g., Intel Tiger, reports that the VGA framebuffer
supports WB access. ioremap() prefers WB when possible, so it can work
when mapping main memory.
But it doesn't make sense to map a framebuffer WB, because the driver
doesn't flush explicitly, so updates won't make it to the device
immediately.
This is due to Zou Nan hai <nanhai.zou@intel.com>.
More extensive fix that adds a "size" argument coming soon.
Signed-off-by: Bjorn Helgaas <bjorn.helgaas@hp.com>
Cc: "Antonino A. Daplas" <adaplas@pol.net>
Cc: "Luck, Tony" <tony.luck@intel.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Tony Luck <tony.luck@intel.com>
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