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authorArnd Bergmann <arnd@arndb.de>2006-10-04 17:26:24 +0200
committerPaul Mackerras <paulus@samba.org>2006-10-05 09:21:02 +1000
commit43b4f4061cf54aa225a1e94a969450ccf5305cd9 (patch)
treecef8ed4fe2ca1019509e585bf4dcaab04236bcaf /arch/powerpc/platforms/cell
parentf7e2ce788677ca0996d360202b91524db894c7b2 (diff)
[POWERPC] cell: fix bugs found by sparse
- Some long constants should be marked 'ul'. - When using desc->handler_data to pass an __iomem register area, we need to add casts to and from __iomem. Signed-off-by: Arnd Bergmann <arnd.bergmann@de.ibm.com> Signed-off-by: Paul Mackerras <paulus@samba.org>
Diffstat (limited to 'arch/powerpc/platforms/cell')
-rw-r--r--arch/powerpc/platforms/cell/interrupt.c10
-rw-r--r--arch/powerpc/platforms/cell/iommu.c8
-rw-r--r--arch/powerpc/platforms/cell/spider-pic.c2
3 files changed, 12 insertions, 8 deletions
diff --git a/arch/powerpc/platforms/cell/interrupt.c b/arch/powerpc/platforms/cell/interrupt.c
index 6cc59e0b458..8533f13a5ed 100644
--- a/arch/powerpc/platforms/cell/interrupt.c
+++ b/arch/powerpc/platforms/cell/interrupt.c
@@ -101,7 +101,7 @@ static void iic_ioexc_eoi(unsigned int irq)
static void iic_ioexc_cascade(unsigned int irq, struct irq_desc *desc,
struct pt_regs *regs)
{
- struct cbe_iic_regs *node_iic = desc->handler_data;
+ struct cbe_iic_regs __iomem *node_iic = (void __iomem *)desc->handler_data;
unsigned int base = (irq & 0xffffff00) | IIC_IRQ_TYPE_IOEXC;
unsigned long bits, ack;
int cascade;
@@ -320,7 +320,7 @@ static int __init setup_iic(void)
struct device_node *dn;
struct resource r0, r1;
unsigned int node, cascade, found = 0;
- struct cbe_iic_regs *node_iic;
+ struct cbe_iic_regs __iomem *node_iic;
const u32 *np;
for (dn = NULL;
@@ -357,7 +357,11 @@ static int __init setup_iic(void)
cascade = irq_create_mapping(iic_host, cascade);
if (cascade == NO_IRQ)
continue;
- set_irq_data(cascade, node_iic);
+ /*
+ * irq_data is a generic pointer that gets passed back
+ * to us later, so the forced cast is fine.
+ */
+ set_irq_data(cascade, (void __force *)node_iic);
set_irq_chained_handler(cascade , iic_ioexc_cascade);
out_be64(&node_iic->iic_ir,
(1 << 12) /* priority */ |
diff --git a/arch/powerpc/platforms/cell/iommu.c b/arch/powerpc/platforms/cell/iommu.c
index d2b20eba5b8..aca4c3db0dd 100644
--- a/arch/powerpc/platforms/cell/iommu.c
+++ b/arch/powerpc/platforms/cell/iommu.c
@@ -345,8 +345,8 @@ static int cell_map_iommu_hardcoded(int num_nodes)
/* node 0 */
iommu = &cell_iommus[0];
- iommu->mapped_base = ioremap(0x20000511000, 0x1000);
- iommu->mapped_mmio_base = ioremap(0x20000510000, 0x1000);
+ iommu->mapped_base = ioremap(0x20000511000ul, 0x1000);
+ iommu->mapped_mmio_base = ioremap(0x20000510000ul, 0x1000);
enable_mapping(iommu->mapped_base, iommu->mapped_mmio_base);
@@ -358,8 +358,8 @@ static int cell_map_iommu_hardcoded(int num_nodes)
/* node 1 */
iommu = &cell_iommus[1];
- iommu->mapped_base = ioremap(0x30000511000, 0x1000);
- iommu->mapped_mmio_base = ioremap(0x30000510000, 0x1000);
+ iommu->mapped_base = ioremap(0x30000511000ul, 0x1000);
+ iommu->mapped_mmio_base = ioremap(0x30000510000ul, 0x1000);
enable_mapping(iommu->mapped_base, iommu->mapped_mmio_base);
diff --git a/arch/powerpc/platforms/cell/spider-pic.c b/arch/powerpc/platforms/cell/spider-pic.c
index 6794de0cc0f..b0e95d594c5 100644
--- a/arch/powerpc/platforms/cell/spider-pic.c
+++ b/arch/powerpc/platforms/cell/spider-pic.c
@@ -367,7 +367,7 @@ void __init spider_init_IRQ(void)
} else if (device_is_compatible(dn, "sti,platform-spider-pic")
&& (chip < 2)) {
static long hard_coded_pics[] =
- { 0x24000008000, 0x34000008000 };
+ { 0x24000008000ul, 0x34000008000ul};
r.start = hard_coded_pics[chip];
} else
continue;