xsysace: Fix driver to use resource_size_t instead of unsigned long

This patch is a bug fix to the SystemACE driver to use resource_size_t
for physical address instead of unsigned long.  This makes the driver
work correctly on 32 bit systems with 64-bit resources (e.g. PowerPC 440).

Signed-off-by: Yuri Tikhonov <yur@emcraft.com>
Signed-off-by: Ilya Yanok <yanok@emcraft.com>
Signed-off-by: Grant Likely <grant.likely@secretlab.ca>

1 files changed, 10 insertions, 9 deletions

diff --git a/drivers/block/xsysace.c b/drivers/block/xsysace.c
index e28fc3abf0b6..29e1dfafb7c6 100644
--- a/drivers/block/xsysace.c
+++ b/drivers/block/xsysace.c
@@ -194,7 +194,7 @@ struct ace_device {
         int in_irq;
 
         /* Details of hardware device */
-        unsigned long physaddr;
+        resource_size_t physaddr;
         void __iomem *baseaddr;
         int irq;
         int bus_width;          /* 0 := 8 bit; 1 := 16 bit */
@@ -935,7 +935,8 @@ static int __devinit ace_setup(struct ace_device *ace)
         int rc;
 
         dev_dbg(ace->dev, "ace_setup(ace=0x%p)\n", ace);
-        dev_dbg(ace->dev, "physaddr=0x%lx irq=%i\n", ace->physaddr, ace->irq);
+        dev_dbg(ace->dev, "physaddr=0x%llx irq=%i\n",
+                (unsigned long long)ace->physaddr, ace->irq);
 
         spin_lock_init(&ace->lock);
         init_completion(&ace->id_completion);
@@ -1017,8 +1018,8 @@ static int __devinit ace_setup(struct ace_device *ace)
         /* Print the identification */
         dev_info(ace->dev, "Xilinx SystemACE revision %i.%i.%i\n",
                  (version >> 12) & 0xf, (version >> 8) & 0x0f, version & 0xff);
-        dev_dbg(ace->dev, "physaddr 0x%lx, mapped to 0x%p, irq=%i\n",
-                ace->physaddr, ace->baseaddr, ace->irq);
+        dev_dbg(ace->dev, "physaddr 0x%llx, mapped to 0x%p, irq=%i\n",
+                (unsigned long long) ace->physaddr, ace->baseaddr, ace->irq);
 
         ace->media_change = 1;
         ace_revalidate_disk(ace->gd);
@@ -1035,8 +1036,8 @@ err_alloc_disk:
 err_blk_initq:
         iounmap(ace->baseaddr);
 err_ioremap:
-        dev_info(ace->dev, "xsysace: error initializing device at 0x%lx\n",
-               ace->physaddr);
+        dev_info(ace->dev, "xsysace: error initializing device at 0x%llx\n",
+                 (unsigned long long) ace->physaddr);
         return -ENOMEM;
 }
 
@@ -1059,7 +1060,7 @@ static void __devexit ace_teardown(struct ace_device *ace)
 }
 
 static int __devinit
-ace_alloc(struct device *dev, int id, unsigned long physaddr,
+ace_alloc(struct device *dev, int id, resource_size_t physaddr,
           int irq, int bus_width)
 {
         struct ace_device *ace;
@@ -1119,7 +1120,7 @@ static void __devexit ace_free(struct device *dev)
 
 static int __devinit ace_probe(struct platform_device *dev)
 {
-        unsigned long physaddr = 0;
+        resource_size_t physaddr = 0;
         int bus_width = ACE_BUS_WIDTH_16; /* FIXME: should not be hard coded */
         int id = dev->id;
         int irq = NO_IRQ;
@@ -1165,7 +1166,7 @@ static int __devinit
 ace_of_probe(struct of_device *op, const struct of_device_id *match)
 {
         struct resource res;
-        unsigned long physaddr;
+        resource_size_t physaddr;
         const u32 *id;
         int irq, bus_width, rc;