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2008-02-06[POWERPC] mpc52xx: fix compile error introduce when rebasing patchGrant Likely
When rebasing one of the mpc5200 psc UART patches I made a mistake and damaged the patch. This patch fixes the compile failure introduced in commit 25ae3a0739c69425a911925b43213895a9802b98 Signed-off-by: Grant Likely <grant.likely@secretlab.ca>
2008-02-07[POWERPC] Update default irq servers when boot cpu is removedNathan Fontenot
The xics code does update the default server information when the boot cpu is removed. This patch recognizes when the boot cpu is being removed and updates the appropriate information based on the new 'boot cpu'. Failure to update this information can causes us to leave irqs pinned to cpus that are being removed, especially when removing the boot cpu. The cpu is removed from the kernel, but cpu dlpar remove operations fail since we cannot return the cpu to the hypervisor. Signed-off-by: Nathan Fonteno <nfont@austin.ibm.com> Signed-off-by: Paul Mackerras <paulus@samba.org>
2008-02-07[POWERPC] Remove redundant of_get_cpu_node routineNathan Fontenot
It appears that xics.c has its own of_get_cpu_node(). Remove this and use the common one from prom.c. Signed-off-by: Nathan Fontenot <nfont@austin.ibm.com> Signed-off-by: Paul Mackerras <paulus@samba.org>
2008-02-07[POWERPC] Split xics_teardown_cpu()Nathan Fontenot
This splits off the kexec path bits of the xics_teardown_cpu() routine into its own xics_kexec_teardown_cpu() routine. With the previous combined routine the CPPR for a cpu that is being removed may have its CPPR reset in the plpar_eoi() call (which explicitly sets the CPPR to a non-zero value). Splitting of the kexec bits of the code prevents this from happening in the cpu remove path. Once again, this does not cause the cpu remove from the kernel to fail, but it does cause cpu dlpar operations to not be able to return the cpu to the hypervisor. Signed-off-by: Nathan Fontenot <nfont@austin.ibm.com> Signed-off-by: Paul Mackerras <paulus@samba.org>
2008-02-07[POWERPC] Update irq descriptor affinityNathan Fontenot
The affinity mask in the virq descriptor needs to be set before we reset the affinity for the virq. Without doing this the call to get the new irq server fails and we end up leaving the virq pinned to the cpu we are removing. This does not fail the cpu remove from the kernel, but it does prevent cpu dlpar remove operations from returning the cpu to the hypervisor. Signed-off-by: Nathan Fontenot <nfont@austin.ibm.com> Signed-off-by: Paul Mackerras <paulus@samba.org>
2008-02-07[POWERPC] bootwrapper: Build multiple cuImagesGrant Likely
Currently, the kernel uses CONFIG_DEVICE_TREE to wrap a kernel image with a fdt blob which means for any given configuration only one dts file can be selected and so support for only one board can be built This moves the selection of the default .dts file out of the kernel config and into the bootwrapper makefile. The makefile chooses which images to build based on the kernel config and the dts source file name is taken directly from the image name. For example "cuImage.ebony" will use "ebony.dts" as the device tree source file. In addition, this patch allows a specific image to be requested from the command line by adding "cuImage.%" and "treeImage.%" targets to the list of valid built targets in arch/powerpc/Makefile. This allows the default dts selection to be overridden. Another advantage to this change is it allows a single defconfig to be supplied for all boards using the same chip family and only differing in the device tree. Important note: This patch adds two new zImage targets; zImage.dtb.% and zImage.dtb.initrd.% for zImages with embedded dtb files. Currently there are 5 platforms which require this: ps3, ep405, mpc885ads, ep88xc, adder875-redboot and ep8248e. This patch *changes the zImage filenames* for those platforms. ie. 'zImage.ps3' is now 'zImage.dtb.ps3'. This new zImage.dtb targets were added so that the .dts file could be part of the dependancies list for building them. Signed-off-by: Grant Likely <grant.likely@secretlab.ca> Signed-off-by: Paul Mackerras <paulus@samba.org>
2008-02-07[POWERPC] Fake NUMA emulation for PowerPCBalbir Singh
Here's a dumb simple implementation of fake NUMA nodes for PowerPC. Fake NUMA nodes can be specified using the following command line option numa=fake=<node range> node range is of the format <range1>,<range2>,...<rangeN> Each of the rangeX parameters is passed using memparse(). I find the patch useful for fake NUMA emulation on my simple PowerPC machine. I've tested it on a numa box with the following arguments numa=fake=512M numa=fake=512M,768M numa=fake=256M,512M mem=512M numa=fake=1G mem=768M numa=fake= without any numa= argument The other side-effect introduced by this patch is that; in the case where we don't have NUMA information, we now set a node online after adding each LMB. This node could very well be node 0, but in the case that we enable fake NUMA nodes, when we cross node boundaries, we need to set the new node online. Signed-off-by: Balbir Singh <balbir@linux.vnet.ibm.com> Signed-off-by: Paul Mackerras <paulus@samba.org>
2008-02-07[POWERPC] Fix compilation for CONFIG_DEBUGGER=n and CONFIG_KEXEC=yOlof Johansson
Looks like "[POWERPC] kdump shutdown hook support" broke builds when CONFIG_DEBUGGER=n and CONFIG_KEXEC=y, such as in g5_defconfig: arch/powerpc/kernel/crash.c: In function 'default_machine_crash_shutdown': arch/powerpc/kernel/crash.c:388: error: '__debugger_fault_handler' undeclared (first use in this function) arch/powerpc/kernel/crash.c:388: error: (Each undeclared identifier is reported only once arch/powerpc/kernel/crash.c:388: error: for each function it appears in.) Move the debugger hooks to under CONFIG_DEBUGGER || CONFIG_KEXEC, since that's when the crash code is enabled. (I should have caught this with my build-script pre-merge, my bad. :( ) Signed-off-by: Olof Johansson <olof@lixom.net> Signed-off-by: Paul Mackerras <paulus@samba.org>
2008-02-07Merge branch 'for-2.6.25' of git://git.secretlab.ca/git/linux-2.6-mpc52xx ↵Paul Mackerras
into for-2.6.25
2008-02-06[POWERPC] mpc512x: Add MPC512x PSC support to MPC52xx psc driverJohn Rigby
Add 512x support using the psc_ops framework established with the previous patch. All 512x PSCs share the same interrupt so add IRQF_SHARED to irq flags. Signed-off-by: John Rigby <jrigby@freescale.com> Signed-off-by: Grant Likely <grant.likely@secretlab.ca>
2008-02-06[POWERPC] mpc512x: Factor out 5200 dependencies from 52xx psc driverJohn Rigby
PSC devices are different between the mpc5200 and the mpc5121 this patch localizes the differences in preparation for adding mpc5121 support to the psc uart driver. Signed-off-by: John Rigby <jrigby@freescale.com> Signed-off-by: Grant Likely <grant.likely@secretlab.ca>
2008-02-06[POWERPC] mpc512x: Device tree for MPC5121 ADSJohn Rigby
Minimal /dts-v1/ device tree for mpc5121 ads. port-number property in uart nodes will go away after the driver learns to use aliases Signed-off-by: John Rigby <jrigby@freescale.com> Signed-off-by: Grant Likely <grant.likely@secretlab.ca>
2008-02-06[POWERPC] mpc512x: Basic platform supportJohn Rigby
512x is very similar to 83xx and most of this is patterned after code from 83xx. New platform: changed: arch/powerpc/Kconfig arch/powerpc/platforms/Kconfig arch/powerpc/platforms/Kconfig.cputype arch/powerpc/platforms/Makefile new: arch/powerpc/platforms/512x/* include/asm-powerpc/mpc512x.h Signed-off-by: John Rigby <jrigby@freescale.com> Signed-off-by: Grant Likely <grant.likely@secretlab.ca>
2008-02-06Merge branch 'for-2.6.25' of ↵Paul Mackerras
master.kernel.org:/pub/scm/linux/kernel/git/galak/powerpc into for-2.6.25
2008-02-06[POWERPC] arch/powerpc/platforms/82xx: Add missing of_node_putJulia Lawall
Of_get_parent and of_find_compatible_node do a of_node_get, and thus a corresponding of_code_put is needed in both the error case and the normal return case. The problem was found using the following semantic match. (http://www.emn.fr/x-info/coccinelle/) // <smpl> @@ type T,T1,T2; identifier E; statement S; expression x1,x2,x3; int ret; @@ T E; ... * E = \(of_get_parent\|of_find_compatible_node\)(...); if (E == NULL) S ... when != of_node_put(...,(T1)E,...) when != if (E != NULL) { ... of_node_put(...,(T1)E,...); ...} when != x1 = (T1)E when != E = x3; when any if (...) { ... when != of_node_put(...,(T2)E,...) when != if (E != NULL) { ... of_node_put(...,(T2)E,...); ...} when != x2 = (T2)E ( * return; | * return ret; ) } // </smpl> Signed-off-by: Julia Lawall <julia@diku.dk> Cc: Stephen Rothwell <sfr@canb.auug.org.au> Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org> Cc: Paul Mackerras <paulus@samba.org> Cc: Kumar Gala <galak@gate.crashing.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Paul Mackerras <paulus@samba.org>
2008-02-06[POWERPC] arch/powerpc/sysdev: Add missing of_node_putJulia Lawall
The functions of_find_compatible_node and of_find_node_by_type both call of_node_get on their result. So any error handling code thereafter should call of_node_put(np). This is taken care of in the case where there is a goto out, but not when there is a direct return. The function irq_alloc_host puts np into the returned structure, which is stored in the global variable mpc8xx_pic_host, so the reference count should be set for the lifetime of that variable. The current solution ups the reference count again in the argument to irq_alloc_host so that it can be decremented on the way out. This seems a bit unnecessary, and also doesn't work in the case where irq_alloc_host fails, because then the reference count only goes does by one, whereas it should go down by two. A better solution is to not increment the reference count in the argument to irq_alloc_host and only decrement it on the way out in an error case. The problem was found using the following semantic match. (http://www.emn.fr/x-info/coccinelle/) // <smpl> @@ type T,T1,T2; identifier E; statement S; expression x1,x2,x3; int ret; @@ T E; ... * E = \(of_get_parent\|of_find_compatible_node\)(...); if (E == NULL) S ... when != of_node_put(...,(T1)E,...) when != if (E != NULL) { ... of_node_put(...,(T1)E,...); ...} when != x1 = (T1)E when != E = x3; when any if (...) { ... when != of_node_put(...,(T2)E,...) when != if (E != NULL) { ... of_node_put(...,(T2)E,...); ...} when != x2 = (T2)E ( * return; | * return ret; ) } // </smpl> Signed-off-by: Julia Lawall <julia@diku.dk> Cc: Stephen Rothwell <sfr@canb.auug.org.au> Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org> Cc: Kumar Gala <galak@gate.crashing.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Paul Mackerras <paulus@samba.org>
2008-02-06[POWERPC] arch/powerpc/platforms/pseries: Add missing of_node_putJulia Lawall
Of_get_parent and of_find_compatible_node do an of_node_get, and thus a corresponding of_code_put is needed in the error case. The problem was found using the following semantic match. (http://www.emn.fr/x-info/coccinelle/) // <smpl> @@ type T,T1,T2; identifier E; statement S; expression x1,x2,x3; int ret; @@ T E; ... * E = \(of_get_parent\|of_find_compatible_node\)(...); if (E == NULL) S ... when != of_node_put(...,(T1)E,...) when != if (E != NULL) { ... of_node_put(...,(T1)E,...); ...} when != x1 = (T1)E when != E = x3; when any if (...) { ... when != of_node_put(...,(T2)E,...) when != if (E != NULL) { ... of_node_put(...,(T2)E,...); ...} when != x2 = (T2)E ( * return; | * return ret; ) } // </smpl> Signed-off-by: Julia Lawall <julia@diku.dk> Cc: Stephen Rothwell <sfr@canb.auug.org.au> Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org> Cc: Kumar Gala <galak@gate.crashing.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Paul Mackerras <paulus@samba.org>
2008-02-05[POWERPC] 85xx: Add second cpu to 8572 dtsKumar Gala
The 8572 is a dual core processor, not reason not to describe both cores in the device tree. Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
2008-02-05[POWERPC] qe_lib: fix few fluffy negligencesAnton Vorontsov
One is intoduced by me (of_node_put() absence) and another was present already (not checking for NULL). Found by Stephen Rothwell. Signed-off-by: Anton Vorontsov <avorontsov@ru.mvista.com> Acked-by: Stephen Rothwell <sfr@canb.auug.org.au> Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
2008-02-05[POWERPC] 83xx: Update mpc83xx_defconfigKim Phillips
Enable math emulation and ucc_geth and some PHYs mpc83xx boards use. Signed-off-by: Kim Phillips <kim.phillips@freescale.com> Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
2008-02-05[POWERPC] FSL: fix mpc83xx_spi device registrationKim Phillips
calling platform_device_register after platform_device_alloc causes this: kobject (c3841a70): tried to init an initialized object, something is seriously wrong. Call Trace: [c381fe20] [c0007bb8] show_stack+0x3c/0x194 (unreliable) [c381fe50] [c01322a8] kobject_init+0xb8/0xbc [c381fe60] [c01591cc] device_initialize+0x30/0x9c [c381fe80] [c015ee34] platform_device_register+0x1c/0x34 [c381fea0] [c02f1fe0] of_fsl_spi_probe+0x21c/0x22c [c381ff30] [c02f2044] fsl_spi_init+0x54/0x160 [c381ff60] [c02f3924] __machine_initcall_mpc832x_rdb_mpc832x_spi_init+0x120/0x138 [c381ff70] [c02e61b4] kernel_init+0x98/0x284 [c381fff0] [c000f740] kernel_thread+0x44/0x60 fixed by calling platform_device_add (second half of platform_device_register) instead. Signed-off-by: Kim Phillips <kim.phillips@freescale.com> Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
2008-02-05[POWERPC] 83xx: mpc832x_rdb: fix compiler warningKim Phillips
arch/powerpc/platforms/83xx/mpc832x_rdb.c: In function ‘mpc832x_rdb_setup_arch’: arch/powerpc/platforms/83xx/mpc832x_rdb.c:104: warning: ‘np’ is used uninitialized in this function Signed-off-by: Kim Phillips <kim.phillips@freescale.com> Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
2008-02-05[POWERPC} Add oprofile support for e300Andy Fleming
The e300 c3 and c4 variants support hardware performance monitor counters which are identical to those found in the e500. Signed-off-by: Andy Fleming <afleming@freescale.com> Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
2008-02-05[POWERPC] Made FSL Book-E PMC support more genericAndy Fleming
Some of the more recent e300 cores have the same performance monitor implementation as the e500. e300 isn't book-e, so the name isn't really appropriate. In preparation for e300 support, rename a bunch of fsl_booke things to say fsl_emb (Freescale Embedded Performance Monitors). Signed-off-by: Andy Fleming <afleming@freescale.com> Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
2008-02-05[POWERPC] Fix storcenter DTS typos, feedback, IRQs.Jon Loeliger
Cleaned up IRQ layout and removed unsused ISU allocations. Fixed RTC address typo from /dts-v1/ conversion. Incorporated list suggestions to use an "iomega," vendor prefix, and to use a node reference rather than a hard path. Signed-off-by: Jon Loeliger <jdl@@jdl.com> Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
2008-02-05[POWERPC] 8xx: Add clock-frequency to adder875 and mpc885ads dtsBryan O'Donoghue
cpm_uart_core has a dependency on fsl,cpm-brg/clock-frequency, this means that a .dts that uses the cpm uart driver needs to supply a clock-frequency entry for get_brgfreq to return a meaningful number. Signed-off-by: Bryan O'Donoghue <bodonoghue@codehermit.ie> Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
2008-02-05[POWERPC] 83xx: Add rtc node to mpc8313erdb dtsKim Phillips
The 8313 rdb has a ds1339 at address 0x68. Signed-off-by: Kim Phillips <kim.phillips@freescale.com> Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
2008-02-06[POWERPC] update_mmu_cache: Don't cache-flush non-readable pagesScott Wood
Currently, update_mmu_cache will crash if given a no-access PTE. There's no need to synchronize dcache/icache unless it's an exec mapping -- however, due to the existence of older glibc versions that execute out of a read-but-no-exec page, readability is tested instead. This assumes no exec-only mappings; if such mappings become supported, they will need to go through the kmap_atomic() version of dcache/icache synchronization. This fixes a bug reported by some users where the kernel would crash while dumping core on a threaded program. Signed-off-by: Scott Wood <scottwood@freescale.com> Acked-by: Benjamin Herrenschmidt <benh@kernel.crashing.org> Signed-off-by: Paul Mackerras <paulus@samba.org>
2008-02-06[POWERPC] Fix legacy serial search for opb bus portsMichael Ellerman
The patch to legacy_serial.c (1a7507c7da2df6856e085e0fbb0c9ea8c12ac4e, Reduce code duplication in legacy_serial, add UART parent types) changed the semantics for opb ports from type = "opb" || compatible = "ibm,opb" to type = "opb" && compatible = "ibm,opb". The result is serial ports on our QS21s (Cell blades) don't get found, and for some reason the machine doesn't boot at all - possibly it's panicking due to lack of a console? The fix is to add two entries to the of_device_id table, one that looks for type = "opb" and the other compatible = "ibm,opb". Signed-off-by: Michael Ellerman <michael@ellerman.id.au> Acked-by: Paul Gortmaker <paul.gortmaker@windriver.com> Acked-by: Benjamin Herrenschmidt <benh@kernel.crashing.org> Signed-off-by: Paul Mackerras <paulus@samba.org>
2008-02-06[POWERPC] Use a sensible default for clock_getres() in the VDSOTony Breeds
This ensures that the syscall and the (fast) vdso versions of clock_getres() will return the same resolution. Signed-off-by: Tony Breeds <tony@bakeyournoodle.com> Signed-off-by: Paul Mackerras <paulus@samba.org>
2008-02-06[POWERPC] iSeries: Fix section mismatch in viocdStephen Rothwell
WARNING: drivers/cdrom/viocd.o(.text+0x504): Section mismatch in reference from the function .viocd_probe() to the function .init.text:.find_capability() Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au> Signed-off-by: Paul Mackerras <paulus@samba.org>
2008-02-06[POWERPC] iSeries: Fix section mismatch in viodsasdStephen Rothwell
WARNING: vmlinux.o(.text+0x3017c): Section mismatch in reference from the function .vio_create_viodasd() to the function .devinit.text:.vio_register_device_node() Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au> Signed-off-by: Paul Mackerras <paulus@samba.org>
2008-02-06[POWERPC] Avoid possible extra of_node_put in axon_msi.cStephen Rothwell
I got this warning from gcc: arch/powerpc/platforms/cell/axon_msi.c:118: warning: 'tmp' may be used uninitialized in this function Which turns out to be a false positive, but pointed out that it was possible for the error path in find_msi_translator() to do an extra of_node_put on a node. This fixes it by localising the ref counting a bit. As a side effect, the warning goes away. Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au> Signed-off-by: Paul Mackerras <paulus@samba.org>
2008-02-06[POWERPC] Avoid DMA exception when using axon_msi with IOMMUMichael Ellerman
There's a brown-paper-bag bug in axon_msi, we pass the address of our FIFO directly to the hardware, without DMA mapping it. This leads to DMA exceptions if you enable MSI & the IOMMU. The fix is to correctly DMA map the fifo, dma_alloc_coherent() does what we want - and we need to track the virt & phys addresses. Signed-off-by: Michael Ellerman <michael@ellerman.id.au> Acked-by: Benjamin Herrenschmidt <benh@kernel.crashing.org> Signed-off-by: Paul Mackerras <paulus@samba.org>
2008-02-06[POWERPC] Convert axon_msi to an of_platform driverMichael Ellerman
Now that we create of_platform devices earlier on cell, we can make the axon_msi driver an of_platform driver. This makes the code cleaner in several ways, and most importantly means we have a struct device. Signed-off-by: Michael Ellerman <michael@ellerman.id.au> Acked-by: Benjamin Herrenschmidt <benh@kernel.crashing.org> Signed-off-by: Paul Mackerras <paulus@samba.org>
2008-02-06[POWERPC] Create and hook up of_platform_device_shutdownMichael Ellerman
Although of_platform_device's can have a shutdown routine, at the moment the bus code doesn't actually call it. So add the required glue to hook the shutdown routine. Signed-off-by: Michael Ellerman <michael@ellerman.id.au> Acked-by: Benjamin Herrenschmidt <benh@kernel.crashing.org> Signed-off-by: Paul Mackerras <paulus@samba.org>
2008-02-06[POWERPC] Search for and publish cell OF platform devices earlierMichael Ellerman
Currently cell publishes OF devices at device_initcall() time, which means the earliest a driver can bind to a device is also device_initcall() time. We have a driver we want to register before other devices, so publish the devices at subsys_initcall() time. This should not cause any behaviour change for existing drivers, as they are still bound at device_initcall() time. Signed-off-by: Michael Ellerman <michael@ellerman.id.au> Acked-by: Benjamin Herrenschmidt <benh@kernel.crashing.org> Signed-off-by: Paul Mackerras <paulus@samba.org>
2008-02-06[POWERPC] Add of_get_next_parent()Michael Ellerman
Iterating through a device node's parents is simple enough, but dealing with the refcounts properly is a little ugly, and replicating that logic is asking for someone to get it wrong or forget it all together, eg: while (dn != NULL) { /* loop body */ tmp = of_get_parent(dn); of_node_put(dn); dn = tmp; } So add of_get_next_parent(), inspired by of_get_next_child(). The contract is that it returns the parent and drops the reference on the current node, this makes the loop look like: while (dn != NULL) { /* loop body */ dn = of_get_next_parent(dn); } Signed-off-by: Michael Ellerman <michael@ellerman.id.au> Acked-by: David S. Miller <davem@davemloft.net> Signed-off-by: Paul Mackerras <paulus@samba.org>
2008-02-05[POWERPC] 8xx: adder875, ep88xc: fix to match recent 8xx cleanups.Scott Wood
asm/commproc.h was renamed to asm/cpm1.h sysdev/commproc.h was renamed to platforms/8xx/mpc8xx.h m8xx_pic_init was renamed to mpc8xx_pics_init Signed-off-by: Scott Wood <scottwood@freescale.com> Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
2008-02-05[POWERPC] 83xx: Correct 2nd PCI controller interrupt value in mpc834x_mds dtsKim Phillips
According to the 8349EA ref man, the second PCI PHB IRQ is 67. Thanks to Peter Van Ackeren for finding this. Signed-off-by: Kim Phillips <kim.phillips@freescale.com> Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
2008-02-06[POWERPC] spufs: Fix memory leak on SPU affinityAndre Detsch
Reference count for the "neighbor" spu context was not being correctly decremented after usage. So, contexts used as reference during SPU affinity setup were not being deallocated, leading to a memory leak. Signed-off-by: Andre Detsch <adetsch@br.ibm.com> Signed-off-by: Jeremy Kerr <jk@ozlabs.org> Signed-off-by: Paul Mackerras <paulus@samba.org>
2008-02-06[POWERPC] spufs: Fix SPE single-step modeJeremy Kerr
Currently we only catch debug events through the 0x3fff status; spufs_run_spu doesn't handle single-step SPE events. This change adds a handler for conditions where the SPE is stopped due to single-step-mode. Signed-off-by: Jeremy Kerr <jk@ozlabs.org> Signed-off-by: Paul Mackerras <paulus@samba.org>
2008-02-06[POWERPC] spufs: Add marker-based tracing facilityChristoph Hellwig
This adds markers two important points in the spufs code and a new module (sputrace.ko) that allows reading these out through a proc file. Long-term I'd rather see something like lttng extended to use the spufs instrumentation, but for now I think this is a good enough quick solution. We'll probably want to add various addition event in addition to that ones I have already. Signed-off-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Jeremy Kerr <jk@ozlabs.org> Signed-off-by: Paul Mackerras <paulus@samba.org>
2008-02-05[POWERPC] 83xx: configure USB clock for MPC8315EKim Phillips
SCCR USB bits are in a different location on the mpc8315. Signed-off-by: Jerry Huang <Chang-Ming.Huang@freescale.com> Signed-off-by: Kim Phillips <kim.phillips@freescale.com> Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
2008-02-05cpmac: convert to new Fixed PHY infrastructureAnton Vorontsov
This patch converts cpmac to the new Fixed PHY infrastructure, though it doesn't fix all the problems with that driver. I didn't even bother to test this patch to compile, because cpmac driver is broken in several ways: 1. This driver won't compile by itself because lack of its header describing platform data; 2. It assumes that fixed PHYs should be created by the ethernet driver. It is wrong assumption: fixed PHYs creation is platform code authority, driver must blindly accept bus_id and phy_id platform data variables instead. Also, it seem that that driver doesn't have actual in-tree users, so nothing to fix further. The main purpose of that patch is to get rid of the following Kconfig warning: scripts/kconfig/conf -s arch/powerpc/Kconfig drivers/net/Kconfig:1713:warning: 'select' used by config symbol 'CPMAC' refers to undefined symbol 'FIXED_MII_100_FDX' Signed-off-by: Anton Vorontsov <avorontsov@ru.mvista.com> Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
2008-02-05Merge git://git.kernel.org/pub/scm/linux/kernel/git/bart/ide-2.6Linus Torvalds
* git://git.kernel.org/pub/scm/linux/kernel/git/bart/ide-2.6: (29 commits) ide-tape: bump minor driver version ide-tape: cleanup the remaining codestyle issues ide-tape: fix syntax error in idetape_identify_device() ide-tape: remove leftover OnStream support warning ide-tape: collect module-related macro calls at the end ide-tape: include proper headers ide-tape: remove unused "length" arg from idetape_create_read_buffer_cmd() ide-tape: remove struct idetape_id_gcw ide-tape: cleanup and fix comments ide-tape: shorten some function names ide-tape: remove idetape_increase_max_pipeline_stages() ide-tape: struct idetape_tape_t: shorten member names v2 ide-tape: struct idetape_tape_t: remove unused members ide-tape: remove typedef idetape_chrdev_direction_t ide-tape: simplify code branching in the interrupt handler ide-tape: remove unreachable code chunk ide-tape: remove struct idetape_read_position_result_t ide-tape: refactor the debug logging facility ide: add ide_read_error() inline helper ide: add ide_read_[alt]status() inline helpers ...
2008-02-05Merge branch 'dmapool' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/willy/misc * 'dmapool' of git://git.kernel.org/pub/scm/linux/kernel/git/willy/misc: pool: Improve memory usage for devices which can't cross boundaries Change dmapool free block management dmapool: Tidy up includes and add comments dmapool: Validate parameters to dma_pool_create Avoid taking waitqueue lock in dmapool dmapool: Fix style problems Move dmapool.c to mm/ directory
2008-02-06ide-tape: bump minor driver versionBorislav Petkov
Signed-off-by: Borislav Petkov <petkovbb@gmail.com> Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
2008-02-06ide-tape: cleanup the remaining codestyle issuesBorislav Petkov
... thus decreasing checkpatch.pl errors to 0. Bart: - remove needless function prototypes while at it - remove needless parentheses while at it - add missing KERN_ level to ide_tape_probe() - other minor fixups Signed-off-by: Borislav Petkov <petkovbb@gmail.com> Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
2008-02-06ide-tape: fix syntax error in idetape_identify_device()Borislav Petkov
Spotted by Sergei Shtylyov. CC: Sergei Shtylyov <sshtylyov@ru.mvista.com> Signed-off-by: Borislav Petkov <petkovbb@gmail.com> Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>