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Diffstat (limited to 'arch/x86/mm/testmmiotrace.c')
-rw-r--r--arch/x86/mm/testmmiotrace.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/x86/mm/testmmiotrace.c b/arch/x86/mm/testmmiotrace.c
index d877c5b423e..ab50a8d7402 100644
--- a/arch/x86/mm/testmmiotrace.c
+++ b/arch/x86/mm/testmmiotrace.c
@@ -3,6 +3,7 @@
*/
#include <linux/module.h>
#include <linux/io.h>
+#include <linux/mmiotrace.h>
#define MODULE_NAME "testmmiotrace"
@@ -13,6 +14,7 @@ MODULE_PARM_DESC(mmio_address, "Start address of the mapping of 16 kB.");
static void do_write_test(void __iomem *p)
{
unsigned int i;
+ mmiotrace_printk("Write test.\n");
for (i = 0; i < 256; i++)
iowrite8(i, p + i);
for (i = 1024; i < (5 * 1024); i += 2)
@@ -24,6 +26,7 @@ static void do_write_test(void __iomem *p)
static void do_read_test(void __iomem *p)
{
unsigned int i;
+ mmiotrace_printk("Read test.\n");
for (i = 0; i < 256; i++)
ioread8(p + i);
for (i = 1024; i < (5 * 1024); i += 2)
@@ -39,6 +42,7 @@ static void do_test(void)
pr_err(MODULE_NAME ": could not ioremap, aborting.\n");
return;
}
+ mmiotrace_printk("ioremap returned %p.\n", p);
do_write_test(p);
do_read_test(p);
iounmap(p);