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yaml
---
r: 165473
b: refs/heads/master
c: 64da392
h: refs/heads/master
i:
  165471: aac050a
v: v3
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Mike Frysinger authored and David Woodhouse committed Sep 19, 2009
1 parent 33d7e50 commit 0158fcb
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Showing 2 changed files with 13 additions and 14 deletions.
2 changes: 1 addition & 1 deletion [refs]
Original file line number Diff line number Diff line change
@@ -1,2 +1,2 @@
---
refs/heads/master: aa3651e4625e21c2eb8a8e504d9bbc3c2a964be0
refs/heads/master: 64da392ab08a88ad83f4c3f60283711ee090c9ef
25 changes: 12 additions & 13 deletions trunk/drivers/mtd/devices/phram.c
Original file line number Diff line number Diff line change
Expand Up @@ -14,6 +14,9 @@
* Example:
* phram=swap,64Mi,128Mi phram=test,900Mi,1Mi
*/

#define pr_fmt(fmt) "phram: " fmt

#include <asm/io.h>
#include <linux/init.h>
#include <linux/kernel.h>
Expand All @@ -23,8 +26,6 @@
#include <linux/slab.h>
#include <linux/mtd/mtd.h>

#define ERROR(fmt, args...) printk(KERN_ERR "phram: " fmt , ## args)

struct phram_mtd_list {
struct mtd_info mtd;
struct list_head list;
Expand Down Expand Up @@ -132,7 +133,7 @@ static int register_device(char *name, unsigned long start, unsigned long len)
ret = -EIO;
new->mtd.priv = ioremap(start, len);
if (!new->mtd.priv) {
ERROR("ioremap failed\n");
pr_err("ioremap failed\n");
goto out1;
}

Expand All @@ -152,7 +153,7 @@ static int register_device(char *name, unsigned long start, unsigned long len)

ret = -EAGAIN;
if (add_mtd_device(&new->mtd)) {
ERROR("Failed to register new device\n");
pr_err("Failed to register new device\n");
goto out2;
}

Expand Down Expand Up @@ -227,8 +228,8 @@ static inline void kill_final_newline(char *str)


#define parse_err(fmt, args...) do { \
ERROR(fmt , ## args); \
return 0; \
pr_err(fmt , ## args); \
return 1; \
} while (0)

static int phram_setup(const char *val, struct kernel_param *kp)
Expand Down Expand Up @@ -256,12 +257,8 @@ static int phram_setup(const char *val, struct kernel_param *kp)
parse_err("not enough arguments\n");

ret = parse_name(&name, token[0]);
if (ret == -ENOMEM)
parse_err("out of memory\n");
if (ret == -ENOSPC)
parse_err("name too long\n");
if (ret)
return 0;
return ret;

ret = parse_num32(&start, token[1]);
if (ret) {
Expand All @@ -275,9 +272,11 @@ static int phram_setup(const char *val, struct kernel_param *kp)
parse_err("illegal device length\n");
}

register_device(name, start, len);
ret = register_device(name, start, len);
if (!ret)
pr_info("%s device: %#x at %#x\n", name, len, start);

return 0;
return ret;
}

module_param_call(phram, phram_setup, NULL, NULL, 000);
Expand Down

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