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2009-06-12Blackfin: rename some Blackfin driversMike Frysinger
Try to keep the naming conventions consistent, so: SPI_ADC_BF533 -> BFIN_SPI_ADC TWI_LCD -> BFIN_TWI_LCD Signed-off-by: Mike Frysinger <vapier@gentoo.org>
2009-06-12Blackfin: make sure MPU CPLB for first 1k is marked as validRobin Getz
This way we properly catch and kill applications that jump to a NULL ptr. Signed-off-by: Robin Getz <robin.getz@analog.com> Signed-off-by: Mike Frysinger <vapier@gentoo.org>
2009-06-12Blackfin: add workaround for anomaly 05000287Graf Yang
Signed-off-by: Graf Yang <graf.yang@analog.com> Signed-off-by: Mike Frysinger <vapier@gentoo.org>
2009-06-12Blackfin: add support for gptimer0 as a tick sourceGraf Yang
For systems where the core cycles are not a usable tick source (like SMP or cycles gets updated), enable gptimer0 as an alternative. Signed-off-by: Graf Yang <graf.yang@analog.com> Signed-off-by: Mike Frysinger <vapier@gentoo.org>
2009-06-12Blackfin: annotate anomaly 05000120Graf Yang
Add some notes for anomaly 05000120 to make sure we work around it. Signed-off-by: Graf Yang <graf.yang@analog.com> Signed-off-by: Mike Frysinger <vapier@gentoo.org>
2009-06-12Blackfin: BF518F-EZBRD: handle required portmuxing of async pinsGraf Yang
The two high address lines on the BF51x are not dedicated which means we need to handle them like any other peripheral pin if we want to access the upper 2MB of parallel flash. Signed-off-by: Graf Yang <graf.yang@analog.com> Signed-off-by: Mike Frysinger <vapier@gentoo.org>
2009-06-12Blackfin: detect anomaly 05000274Sonic Zhang
Detect and reject operating conditions for anomaly 05000274 since the problem cannot be worked around in software. Signed-off-by: Sonic Zhang <sonic.zhang@analog.com> Signed-off-by: Mike Frysinger <vapier@gentoo.org>
2009-06-12Blackfin: do not append newlines to panic() messagesMike Frysinger
The panic() function already handles newlines for us. Signed-off-by: Mike Frysinger <vapier@gentoo.org>
2009-06-12Blackfin: workaround anomaly 05000227Mike Frysinger
Workaround anomaly 05000227 by only using the scratch pad for stack when absolutely necessary. The core code which reprograms clocks really only touches MMRs directly with constants. Signed-off-by: Mike Frysinger <vapier@gentoo.org>
2009-06-12Blackfin: delete unused sys_getpagesize() functionMike Frysinger
Signed-off-by: Mike Frysinger <vapier@gentoo.org>
2009-06-12Blackfin: work around anomaly 05000287Graf Yang
Make sure we work around anomaly 05000287 by configuring different port preferences for the data cache. Signed-off-by: Graf Yang <graf.yang@analog.com> Signed-off-by: Mike Frysinger <vapier@gentoo.org>
2009-06-12Blackfin: punt useless GPIO init callMike Frysinger
This init code existed only to dump a printk(), and not even a useful one. Signed-off-by: Mike Frysinger <vapier@gentoo.org>
2009-06-12Blackfin: annotate anomaly 05000119 in core DMA codeRobin Getz
Add a reminder note to avoid the DMA_DONE bit in our DMA core code. Signed-off-by: Robin Getz <robin.getz@analog.com> Signed-off-by: Mike Frysinger <vapier@gentoo.org>
2009-06-12Blackfin: document anomaly 05000234 workaroundRobin Getz
Note the reason for using CHIPD over DSPID. Signed-off-by: Robin Getz <robin.getz@analog.com> Signed-off-by: Mike Frysinger <vapier@gentoo.org>
2009-06-12Blackfin: fix early L1 relocation crashRobin Getz
Our early L1 relocate code may implicitly call code which lives in L1 memory. This is due to the dma_memcpy() rewrite that made the DMA code lockless and safe to be used by multiple processes. If we start the early DMA memcpy to relocate things into L1 instruction but then our DMA memcpy code calls a function that lives in L1, things fall apart. As such, create a small dedicated DMA memcpy routine that we can assume sanity at boot time. Reported-by: Filip Van Rillaer <filip.vanrillaer@oneaccess-net.com> Signed-off-by: Robin Getz <robin.getz@analog.com> Signed-off-by: Mike Frysinger <vapier@gentoo.org>
2009-06-12Blackfin: add MDMA defines to make cross-variant coding easierGraf Yang
Add some defines to make the BF538/BF561 look like most other Blackfin parts in that it has a MDMA0 channel available for low level init. Signed-off-by: Graf Yang <graf.yang@analog.com> Signed-off-by: Mike Frysinger <vapier@gentoo.org>
2009-06-12Blackfin: fix detection of cached L2 SRAMMike Frysinger
Make sure our bfin_addr_dcachable() function flags cached L2 SRAM properly else memory easily goes unflushed when working with DMA. Signed-off-by: Mike Frysinger <vapier@gentoo.org>
2009-06-12Blackfin: simplify BF561 coreb driver greatlyMike Frysinger
Since 90% of this driver can be handled in user space, move it to the corebld user space application. Signed-off-by: Mike Frysinger <vapier@gentoo.org>
2009-06-12Blackfin: update defconfigsSonic Zhang
Signed-off-by: Sonic Zhang <sonic.zhang@analog.com> Signed-off-by: Mike Frysinger <vapier@gentoo.org> Signed-off-by: Bryan Wu <cooloney@kernel.org>
2009-06-12Blackfin: simplify the do_flush macroMike Frysinger
Simplify the do_flush macro now that we don't need to take into account a second instruction being used together. Signed-off-by: Mike Frysinger <vapier@gentoo.org> Signed-off-by: Bryan Wu <cooloney@kernel.org>
2009-06-12Blackfin: set bf51x/bf52x to 0.0 rev by default and bf54x to 0.2Mike Frysinger
Update the default revs based on what we actually support (bf54x-0.[01] is too broken to use). Signed-off-by: Mike Frysinger <vapier@gentoo.org> Signed-off-by: Bryan Wu <cooloney@kernel.org>
2009-06-12Blackfin: do not error if GPIO IRQ is requested already as GPIOMichael Hennerich
Some drivers expect to be able to request both as GPIO and GPIO IRQ, so allow that use case. Signed-off-by: Michael Hennerich <michael.hennerich@analog.com> Signed-off-by: Bryan Wu <cooloney@kernel.org> Signed-off-by: Mike Frysinger <vapier@gentoo.org>
2009-06-12Blackfin: pull updated anomaly lists from toolchainMike Frysinger
Signed-off-by: Mike Frysinger <vapier@gentoo.org> Signed-off-by: Bryan Wu <cooloney@kernel.org>
2009-06-12Blackfin: fix up PATA resource handling in bf537-stampMichael Hennerich
Make sure the addresses declared match reality, and make the PATA IRQ code optional. Signed-off-by: Michael Hennerich <michael.hennerich@analog.com> Signed-off-by: Mike Frysinger <vapier@gentoo.org> Signed-off-by: Bryan Wu <cooloney@kernel.org>
2009-06-12Blackfin: merge Philippe's recent ipipe patchPhilippe Gerum
ipipe-2.6.28.9-blackfin-git95aafe6.patch Singed-off-by: Philippe Gerum <rpm@xenomai.org> Signed-off-by: Yi Li <yi.li@analog.com> Signed-off-by: Bryan Wu <cooloney@kernel.org> Signed-off-by: Mike Frysinger <vapier@gentoo.org>
2009-06-12Blackfin: fix warnings with I/O port macrosMike Frysinger
The I/O port functions take ints, so we need to cast them up before passing to our read/write funcs to avoid ugly messes of warnings. Signed-off-by: Mike Frysinger <vapier@gentoo.org> Signed-off-by: Bryan Wu <cooloney@kernel.org>
2009-06-12Blackfin: fix parentheses balance and convert some tab/space mixingMariusz Kozlowski
Signed-off-by: Mariusz Kozlowski <m.kozlowski@tuxland.pl> Signed-off-by: Mike Frysinger <vapier@gentoo.org> Signed-off-by: Bryan Wu <cooloney@kernel.org>
2009-06-12Blackfin: fix bug found by traps test case 21Graf Yang
The traps test case 21 "exception 0x3f: l1_instruction_access" would make the kernel panic on BF533's because we end up calling show_stack() infinitely. Signed-off-by: Graf Yang <graf.yang@analog.com> Signed-off-by: Mike Frysinger <vapier@gentoo.org> Signed-off-by: Bryan Wu <cooloney@kernel.org>
2009-06-12Blackfin: fix data cache flushing when doing icache flushingMike Frysinger
Make sure we flush all data caches and their write buffers before flushing icache, otherwise random edge cases could crop up where stale data is read into icache from external memory. As fallout, punt the combined icache + dcache flush function since we cannot safely do them back to back -- the SSYNC is needed between the dcache flush and the icache flush. Signed-off-by: Mike Frysinger <vapier@gentoo.org> Signed-off-by: Bryan Wu <cooloney@kernel.org>
2009-06-12Blackfin: fix link failure due to CONFIG_EXCEPTION_L1_SCRATCHGraf Yang
Move exception stack mess from entry.S to init.c to fix link failure when CONFIG_EXCEPTION_L1_SCRATCH is in use. Signed-off-by: Graf Yang <graf.yang@analog.com> Signed-off-by: Mike Frysinger <vapier@gentoo.org> Signed-off-by: Bryan Wu <cooloney@kernel.org>
2009-06-12Blackfin: allow scheduler functions to be placed into L1Robin Getz
Signed-off-by: Robin Getz <rgetz@blackfin.uclinux.org> Signed-off-by: Mike Frysinger <vapier@gentoo.org> Signed-off-by: Bryan Wu <cooloney@kernel.org>
2009-06-12Blackfin: Allow bf548 ATAPI to be routed to GPIOSonic Zhang
By default, it is routed to async memory address. In GPIO case, GPIO peripheral PINs should be requested in advance. Signed-off-by: Sonic Zhang <sonic.zhang@analog.com> Signed-off-by: Mike Frysinger <vapier@gentoo.org> Signed-off-by: Bryan Wu <cooloney@kernel.org>
2009-06-12Blackfin: bf527-ezkit: add support for mmc-spiYi Li
Signed-off-by: Yi Li <yi.li@analog.com> Signed-off-by: Mike Frysinger <vapier@gentoo.org> Signed-off-by: Bryan Wu <cooloney@kernel.org>
2009-06-12Blackfin: add some help text to the EBIU_AMBCTL settingsMike Frysinger
Signed-off-by: Mike Frysinger <vapier@gentoo.org> Signed-off-by: Bryan Wu <cooloney@kernel.org>
2009-06-12Blackfin: add comment for anomaly 05000171 to init codeMichael Hennerich
Signed-off-by: Michael Hennerich <michael.hennerich@analog.com> Signed-off-by: Mike Frysinger <vapier@gentoo.org> Signed-off-by: Bryan Wu <cooloney@kernel.org>
2009-06-11Merge branch 'for-linus' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs-2.6 * 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs-2.6: (87 commits) nilfs2: get rid of bd_mount_sem use from nilfs nilfs2: correct exclusion control in nilfs_remount function nilfs2: simplify remaining sget() use nilfs2: get rid of sget use for checking if current mount is present nilfs2: get rid of sget use for acquiring nilfs object nilfs2: remove meaningless EBUSY case from nilfs_get_sb function remove the call to ->write_super in __sync_filesystem nilfs2: call nilfs2_write_super from nilfs2_sync_fs jffs2: call jffs2_write_super from jffs2_sync_fs ufs: add ->sync_fs sysv: add ->sync_fs hfsplus: add ->sync_fs hfs: add ->sync_fs fat: add ->sync_fs ext2: add ->sync_fs exofs: add ->sync_fs bfs: add ->sync_fs affs: add ->sync_fs sanitize ->fsync() for affs repair bfs_write_inode(), switch bfs to simple_fsync() ...
2009-06-11Merge branch 'for-linus' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/gerg/m68knommu * 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/gerg/m68knommu: m68knommu: remove unecessary include of thread_info.h in entry.S m68knommu: enumerate INIT_THREAD fields properly headers_check fix: m68k, swab.h arch/m68knommu: Convert #ifdef DEBUG printk(KERN_DEBUG to pr_debug( m68knommu: remove obsolete reset code m68knommu: move CPU reset code for the 5272 ColdFire into its platform code m68knommu: move CPU reset code for the 528x ColdFire into its platform code m68knommu: move CPU reset code for the 527x ColdFire into its platform code m68knommu: move CPU reset code for the 523x ColdFire into its platform code m68knommu: move CPU reset code for the 520x ColdFire into its platform code m68knommu: add CPU reset code for the 532x ColdFire m68knommu: add CPU reset code for the 5249 ColdFire m68knommu: add CPU reset code for the 5206e ColdFire m68knommu: add CPU reset code for the 5206 ColdFire m68knommu: add CPU reset code for the 5407 ColdFire m68knommu: add CPU reset code for the 5307 ColdFire m68knommu: merge system reset for code ColdFire 523x family m68knommu: fix system reset for ColdFire 527x family
2009-06-11x86: use zalloc_cpumask_var in arch_early_irq_initYinghai Lu
So we make sure MAXSMP gets a cleared cpumask Signed-off-by: Yinghai Lu <yinghai@kernel.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2009-06-11perfcounters: remove powerpc definitions of perf_counter_do_pendingStephen Rothwell
Commit 925d519ab82b6dd7aca9420d809ee83819c08db2 ("perf_counter: unify and fix delayed counter wakeup") added global definitions. Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au> Acked-by: Paul Mackerras <paulus@samba.org> Acked-by: Benjamin Herrenschmidt <benh@kernel.crashing.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2009-06-11Push BKL into do_mount()Al Viro
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
2009-06-11Merge branch 'perfcounters-for-linus' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip * 'perfcounters-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: (574 commits) perf_counter: Turn off by default perf_counter: Add counter->id to the throttle event perf_counter: Better align code perf_counter: Rename L2 to LL cache perf_counter: Standardize event names perf_counter: Rename enums perf_counter tools: Clean up u64 usage perf_counter: Rename perf_counter_limit sysctl perf_counter: More paranoia settings perf_counter: powerpc: Implement generalized cache events for POWER processors perf_counters: powerpc: Add support for POWER7 processors perf_counter: Accurate period data perf_counter: Introduce struct for sample data perf_counter tools: Normalize data using per sample period data perf_counter: Annotate exit ctx recursion perf_counter tools: Propagate signals properly perf_counter tools: Small frequency related fixes perf_counter: More aggressive frequency adjustment perf_counter/x86: Fix the model number of Intel Core2 processors perf_counter, x86: Correct some event and umask values for Intel processors ...
2009-06-11Merge branch 'topic/slab/earlyboot' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/penberg/slab-2.6 * 'topic/slab/earlyboot' of git://git.kernel.org/pub/scm/linux/kernel/git/penberg/slab-2.6: vgacon: use slab allocator instead of the bootmem allocator irq: use kcalloc() instead of the bootmem allocator sched: use slab in cpupri_init() sched: use alloc_cpumask_var() instead of alloc_bootmem_cpumask_var() memcg: don't use bootmem allocator in setup code irq/cpumask: make memoryless node zero happy x86: remove some alloc_bootmem_cpumask_var calling vt: use kzalloc() instead of the bootmem allocator sched: use kzalloc() instead of the bootmem allocator init: introduce mm_init() vmalloc: use kzalloc() instead of alloc_bootmem() slab: setup allocators earlier in the boot sequence bootmem: fix slab fallback on numa bootmem: use slab if bootmem is no longer available
2009-06-11Merge branch 'x86-fixes-for-linus' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip * 'x86-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: x86: memtest: use pointers of equal type for comparison
2009-06-11Merge branch 'for-2.6.31' of git://git.kernel.dk/linux-2.6-blockLinus Torvalds
* 'for-2.6.31' of git://git.kernel.dk/linux-2.6-block: (153 commits) block: add request clone interface (v2) floppy: fix hibernation ramdisk: remove long-deprecated "ramdisk=" boot-time parameter fs/bio.c: add missing __user annotation block: prevent possible io_context->refcount overflow Add serial number support for virtio_blk, V4a block: Add missing bounce_pfn stacking and fix comments Revert "block: Fix bounce limit setting in DM" cciss: decode unit attention in SCSI error handling code cciss: Remove no longer needed sendcmd reject processing code cciss: change SCSI error handling routines to work with interrupts enabled. cciss: separate error processing and command retrying code in sendcmd_withirq_core() cciss: factor out fix target status processing code from sendcmd functions cciss: simplify interface of sendcmd() and sendcmd_withirq() cciss: factor out core of sendcmd_withirq() for use by SCSI error handling code cciss: Use schedule_timeout_uninterruptible in SCSI error handling code block: needs to set the residual length of a bidi request Revert "block: implement blkdev_readpages" block: Fix bounce limit setting in DM Removed reference to non-existing file Documentation/PCI/PCI-DMA-mapping.txt ... Manually fix conflicts with tracing updates in: block/blk-sysfs.c drivers/ide/ide-atapi.c drivers/ide/ide-cd.c drivers/ide/ide-floppy.c drivers/ide/ide-tape.c include/trace/events/block.h kernel/trace/blktrace.c
2009-06-11Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/bp/bpLinus Torvalds
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/bp/bp: (26 commits) amd64_edac: add MAINTAINERS entry EDAC: do not enable modules by default amd64_edac: do not enable module by default amd64_edac: add module registration routines amd64_edac: add ECC reporting initializers amd64_edac: add EDAC core-related initializers amd64_edac: add error decoding logic amd64_edac: add ECC chipkill syndrome mapping table amd64_edac: add per-family descriptors amd64_edac: add F10h-and-later methods-p3 amd64_edac: add F10h-and-later methods-p2 amd64_edac: add F10h-and-later methods-p1 amd64_edac: add k8-specific methods amd64_edac: assign DRAM chip select base and mask in a family-specific way amd64_edac: add helper to dump relevant registers amd64_edac: add DRAM address type conversion facilities amd64_edac: add functionality to compute the DRAM hole amd64_edac: add sys addr to memory controller mapping helpers amd64_edac: add memory scrubber interface amd64_edac: add MCA error types ...
2009-06-11Merge git://git.kernel.org/pub/scm/linux/kernel/git/lethal/sh-2.6Linus Torvalds
* git://git.kernel.org/pub/scm/linux/kernel/git/lethal/sh-2.6: (266 commits) sh: Tie sparseirq in to Kconfig. sh: Wire up sys_rt_tgsigqueueinfo. sh: Fix sys_pwritev() syscall table entry for sh32. sh: Fix sh4a llsc-based cmpxchg() sh: sh7724: Add JPU support sh: sh7724: INTC setting update sh: sh7722 clock framework rewrite sh: sh7366 clock framework rewrite sh: sh7343 clock framework rewrite sh: sh7724 clock framework rewrite V3 sh: sh7723 clock framework rewrite V2 sh: add enable()/disable()/set_rate() to div6 code sh: add AP325RXA mode pin configuration sh: add Migo-R mode pin configuration sh: sh7722 mode pin definitions sh: sh7724 mode pin comments sh: sh7723 mode pin V2 sh: rework mode pin code sh: clock div6 helper code sh: clock div4 frequency table offset fix ...
2009-06-11Merge branch 'kvm-updates/2.6.31' of git://git.kernel.org/pub/scm/virt/kvm/kvmLinus Torvalds
* 'kvm-updates/2.6.31' of git://git.kernel.org/pub/scm/virt/kvm/kvm: (138 commits) KVM: Prevent overflow in largepages calculation KVM: Disable large pages on misaligned memory slots KVM: Add VT-x machine check support KVM: VMX: Rename rmode.active to rmode.vm86_active KVM: Move "exit due to NMI" handling into vmx_complete_interrupts() KVM: Disable CR8 intercept if tpr patching is active KVM: Do not migrate pending software interrupts. KVM: inject NMI after IRET from a previous NMI, not before. KVM: Always request IRQ/NMI window if an interrupt is pending KVM: Do not re-execute INTn instruction. KVM: skip_emulated_instruction() decode instruction if size is not known KVM: Remove irq_pending bitmap KVM: Do not allow interrupt injection from userspace if there is a pending event. KVM: Unprotect a page if #PF happens during NMI injection. KVM: s390: Verify memory in kvm run KVM: s390: Sanity check on validity intercept KVM: s390: Unlink vcpu on destroy - v2 KVM: s390: optimize float int lock: spin_lock_bh --> spin_lock KVM: s390: use hrtimer for clock wakeup from idle - v2 KVM: s390: Fix memory slot versus run - v3 ...
2009-06-11irq/cpumask: make memoryless node zero happyYinghai Lu
Don't hardcode to node zero for early boot IRQ setup memory allocations. [ penberg@cs.helsinki.fi: minor cleanups ] Cc: Ingo Molnar <mingo@elte.hu> Cc: Johannes Weiner <hannes@cmpxchg.org> Cc: Linus Torvalds <torvalds@linux-foundation.org> Signed-off-by: Yinghai Lu <yinghai@kernel.org> Signed-off-by: Pekka Enberg <penberg@cs.helsinki.fi>
2009-06-11x86: remove some alloc_bootmem_cpumask_var callingYinghai Lu
Now that we set up the slab allocator earlier, we can get rid of some alloc_bootmem_cpumask_var() calls in boot code. Cc: Ingo Molnar <mingo@elte.hu> Cc: Johannes Weiner <hannes@cmpxchg.org> Cc: Linus Torvalds <torvalds@linux-foundation.org> Signed-off-by: Yinghai Lu <yinghai@kernel.org> Signed-off-by: Pekka Enberg <penberg@cs.helsinki.fi>
2009-06-11Merge branches 'frv' and 'mn10300'Linus Torvalds
* frv: FRV: Implement new-style ptrace FRV: Don't turn on TIF_SYSCALL_TRACE unconditionally in syscall prologue FRV: Implement TIF_NOTIFY_RESUME FRV: Remove in-kernel strace code FRV: BUG to BUG_ON changes FRV: bitops: Change the bitmap index from int to unsigned long * mn10300: MN10300: Add utrace/tracehooks support MN10300: Don't set the dirty bit in the DTLB entries in the TLB-miss handler
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