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-rw-r--r--arch/powerpc/platforms/40x/Kconfig1
-rw-r--r--arch/powerpc/platforms/44x/Kconfig1
-rw-r--r--arch/powerpc/platforms/cell/ras.c17
-rw-r--r--arch/powerpc/platforms/iseries/Kconfig1
-rw-r--r--arch/powerpc/platforms/iseries/iommu.c6
-rw-r--r--arch/powerpc/platforms/iseries/pci.c1
-rw-r--r--arch/powerpc/platforms/maple/pci.c14
-rw-r--r--arch/powerpc/platforms/pseries/xics.c12
8 files changed, 43 insertions, 10 deletions
diff --git a/arch/powerpc/platforms/40x/Kconfig b/arch/powerpc/platforms/40x/Kconfig
index 14e027f5be66..f39c953d5353 100644
--- a/arch/powerpc/platforms/40x/Kconfig
+++ b/arch/powerpc/platforms/40x/Kconfig
@@ -153,6 +153,7 @@ config 405GPR
config XILINX_VIRTEX
bool
+ select DEFAULT_UIMAGE
config XILINX_VIRTEX_II_PRO
bool
diff --git a/arch/powerpc/platforms/44x/Kconfig b/arch/powerpc/platforms/44x/Kconfig
index bf5c7ff2e6e5..0d83a6a0397d 100644
--- a/arch/powerpc/platforms/44x/Kconfig
+++ b/arch/powerpc/platforms/44x/Kconfig
@@ -246,6 +246,7 @@ config IBM440EP_ERR42
# Xilinx specific config options.
config XILINX_VIRTEX
bool
+ select DEFAULT_UIMAGE
# Xilinx Virtex 5 FXT FPGA architecture, selected by a Xilinx board above
config XILINX_VIRTEX_5_FXT
diff --git a/arch/powerpc/platforms/cell/ras.c b/arch/powerpc/platforms/cell/ras.c
index 5f961c464cc4..296b5268754e 100644
--- a/arch/powerpc/platforms/cell/ras.c
+++ b/arch/powerpc/platforms/cell/ras.c
@@ -122,12 +122,23 @@ static int __init cbe_ptcal_enable_on_node(int nid, int order)
area->nid = nid;
area->order = order;
- area->pages = alloc_pages_node(area->nid, GFP_KERNEL, area->order);
+ area->pages = alloc_pages_node(area->nid, GFP_KERNEL | GFP_THISNODE,
+ area->order);
- if (!area->pages)
+ if (!area->pages) {
+ printk(KERN_WARNING "%s: no page on node %d\n",
+ __func__, area->nid);
goto out_free_area;
+ }
- addr = __pa(page_address(area->pages));
+ /*
+ * We move the ptcal area to the middle of the allocated
+ * page, in order to avoid prefetches in memcpy and similar
+ * functions stepping on it.
+ */
+ addr = __pa(page_address(area->pages)) + (PAGE_SIZE >> 1);
+ printk(KERN_DEBUG "%s: enabling PTCAL on node %d address=0x%016lx\n",
+ __func__, area->nid, addr);
ret = -EIO;
if (rtas_call(ptcal_start_tok, 3, 1, NULL, area->nid,
diff --git a/arch/powerpc/platforms/iseries/Kconfig b/arch/powerpc/platforms/iseries/Kconfig
index 647e87787437..47a20cfb4486 100644
--- a/arch/powerpc/platforms/iseries/Kconfig
+++ b/arch/powerpc/platforms/iseries/Kconfig
@@ -17,6 +17,7 @@ config VIODASD
config VIOCD
tristate "iSeries Virtual I/O CD support"
+ depends on BLOCK
select VIOPATH
help
If you are running Linux on an IBM iSeries system and you want to
diff --git a/arch/powerpc/platforms/iseries/iommu.c b/arch/powerpc/platforms/iseries/iommu.c
index ff43f1fd8343..40219823d9b0 100644
--- a/arch/powerpc/platforms/iseries/iommu.c
+++ b/arch/powerpc/platforms/iseries/iommu.c
@@ -174,9 +174,10 @@ static struct iommu_table *iommu_table_find(struct iommu_table * tbl)
}
-void iommu_devnode_init_iSeries(struct pci_dev *pdev, struct device_node *dn)
+static void pci_dma_dev_setup_iseries(struct pci_dev *pdev)
{
struct iommu_table *tbl;
+ struct device_node *dn = pdev->sysdata;
struct pci_dn *pdn = PCI_DN(dn);
const u32 *lsn = of_get_property(dn, "linux,logical-slot-number", NULL);
@@ -194,6 +195,8 @@ void iommu_devnode_init_iSeries(struct pci_dev *pdev, struct device_node *dn)
kfree(tbl);
pdev->dev.archdata.dma_data = pdn->iommu_table;
}
+#else
+#define pci_dma_dev_setup_iseries NULL
#endif
static struct iommu_table veth_iommu_table;
@@ -251,5 +254,6 @@ void iommu_init_early_iSeries(void)
ppc_md.tce_build = tce_build_iSeries;
ppc_md.tce_free = tce_free_iSeries;
+ ppc_md.pci_dma_dev_setup = pci_dma_dev_setup_iseries;
set_pci_dma_ops(&dma_iommu_ops);
}
diff --git a/arch/powerpc/platforms/iseries/pci.c b/arch/powerpc/platforms/iseries/pci.c
index 02a634faedbe..21cddc30220b 100644
--- a/arch/powerpc/platforms/iseries/pci.c
+++ b/arch/powerpc/platforms/iseries/pci.c
@@ -444,7 +444,6 @@ void __init iSeries_pcibios_fixup_resources(struct pci_dev *pdev)
pdev->sysdata = node;
allocate_device_bars(pdev);
iseries_device_information(pdev, bus, *sub_bus);
- iommu_devnode_init_iSeries(pdev, node);
}
/*
diff --git a/arch/powerpc/platforms/maple/pci.c b/arch/powerpc/platforms/maple/pci.c
index 301855263b81..04296ffff8bf 100644
--- a/arch/powerpc/platforms/maple/pci.c
+++ b/arch/powerpc/platforms/maple/pci.c
@@ -592,3 +592,17 @@ int maple_pci_get_legacy_ide_irq(struct pci_dev *pdev, int channel)
}
return irq;
}
+
+static void __devinit quirk_ipr_msi(struct pci_dev *dev)
+{
+ /* Something prevents MSIs from the IPR from working on Bimini,
+ * and the driver has no smarts to recover. So disable MSI
+ * on it for now. */
+
+ if (machine_is(maple)) {
+ dev->no_msi = 1;
+ dev_info(&dev->dev, "Quirk disabled MSI\n");
+ }
+}
+DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_IBM, PCI_DEVICE_ID_IBM_OBSIDIAN,
+ quirk_ipr_msi);
diff --git a/arch/powerpc/platforms/pseries/xics.c b/arch/powerpc/platforms/pseries/xics.c
index 80b513449f4c..be3581a8c294 100644
--- a/arch/powerpc/platforms/pseries/xics.c
+++ b/arch/powerpc/platforms/pseries/xics.c
@@ -333,7 +333,7 @@ static void xics_eoi_lpar(unsigned int virq)
lpar_xirr_info_set((0xff << 24) | irq);
}
-static void xics_set_affinity(unsigned int virq, const struct cpumask *cpumask)
+static int xics_set_affinity(unsigned int virq, const struct cpumask *cpumask)
{
unsigned int irq;
int status;
@@ -342,14 +342,14 @@ static void xics_set_affinity(unsigned int virq, const struct cpumask *cpumask)
irq = (unsigned int)irq_map[virq].hwirq;
if (irq == XICS_IPI || irq == XICS_IRQ_SPURIOUS)
- return;
+ return -1;
status = rtas_call(ibm_get_xive, 1, 3, xics_status, irq);
if (status) {
printk(KERN_ERR "%s: ibm,get-xive irq=%u returns %d\n",
__func__, irq, status);
- return;
+ return -1;
}
/*
@@ -363,7 +363,7 @@ static void xics_set_affinity(unsigned int virq, const struct cpumask *cpumask)
printk(KERN_WARNING
"%s: No online cpus in the mask %s for irq %d\n",
__func__, cpulist, virq);
- return;
+ return -1;
}
status = rtas_call(ibm_set_xive, 3, 1, NULL,
@@ -372,8 +372,10 @@ static void xics_set_affinity(unsigned int virq, const struct cpumask *cpumask)
if (status) {
printk(KERN_ERR "%s: ibm,set-xive irq=%u returns %d\n",
__func__, irq, status);
- return;
+ return -1;
}
+
+ return 0;
}
static struct irq_chip xics_pic_direct = {
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