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authorAndy Shevchenko <andriy.shevchenko@linux.intel.com>2015-09-10 01:38:48 +0300
committerLinus Torvalds <torvalds@linux-foundation.org>2015-09-10 23:29:01 +0300
commita202fbbf56e819de83876827c4bf5da2bfbac5ec (patch)
tree8f25f15051430ce8444501c71c21c26893970a11
parent6fc37c4900765d579f25fbd293fcda7be5037896 (diff)
downloadlinux-a202fbbf56e819de83876827c4bf5da2bfbac5ec.tar.xz
drivers/net/wireless/ath/wil6210: use seq_hex_dump() to dump buffers
Instead of custom approach let's use recently introduced seq_hex_dump() helper. Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> Cc: Alexander Viro <viro@zeniv.linux.org.uk> Cc: Joe Perches <joe@perches.com> Cc: Tadeusz Struk <tadeusz.struk@intel.com> Cc: Helge Deller <deller@gmx.de> Cc: Ingo Tuchscherer <ingo.tuchscherer@de.ibm.com> Cc: Catalin Marinas <catalin.marinas@arm.com> Cc: Vladimir Kondratiev <qca_vkondrat@qca.qualcomm.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
-rw-r--r--drivers/net/wireless/ath/wil6210/debugfs.c35
1 files changed, 7 insertions, 28 deletions
diff --git a/drivers/net/wireless/ath/wil6210/debugfs.c b/drivers/net/wireless/ath/wil6210/debugfs.c
index 613ca2b2527b..d1a1e160ef31 100644
--- a/drivers/net/wireless/ath/wil6210/debugfs.c
+++ b/drivers/net/wireless/ath/wil6210/debugfs.c
@@ -156,6 +156,12 @@ static const struct file_operations fops_vring = {
.llseek = seq_lseek,
};
+static void wil_seq_hexdump(struct seq_file *s, void *p, int len,
+ const char *prefix)
+{
+ seq_hex_dump(s, prefix, DUMP_PREFIX_NONE, 16, 1, p, len, false);
+}
+
static void wil_print_ring(struct seq_file *s, const char *prefix,
void __iomem *off)
{
@@ -212,8 +218,6 @@ static void wil_print_ring(struct seq_file *s, const char *prefix,
le16_to_cpu(hdr.seq), len,
le16_to_cpu(hdr.type), hdr.flags);
if (len <= MAX_MBOXITEM_SIZE) {
- int n = 0;
- char printbuf[16 * 3 + 2];
unsigned char databuf[MAX_MBOXITEM_SIZE];
void __iomem *src = wmi_buffer(wil, d.addr) +
sizeof(struct wil6210_mbox_hdr);
@@ -223,16 +227,7 @@ static void wil_print_ring(struct seq_file *s, const char *prefix,
* reading header
*/
wil_memcpy_fromio_32(databuf, src, len);
- while (n < len) {
- int l = min(len - n, 16);
-
- hex_dump_to_buffer(databuf + n, l,
- 16, 1, printbuf,
- sizeof(printbuf),
- false);
- seq_printf(s, " : %s\n", printbuf);
- n += l;
- }
+ wil_seq_hexdump(s, databuf, len, " : ");
}
} else {
seq_puts(s, "\n");
@@ -867,22 +862,6 @@ static const struct file_operations fops_wmi = {
.open = simple_open,
};
-static void wil_seq_hexdump(struct seq_file *s, void *p, int len,
- const char *prefix)
-{
- char printbuf[16 * 3 + 2];
- int i = 0;
-
- while (i < len) {
- int l = min(len - i, 16);
-
- hex_dump_to_buffer(p + i, l, 16, 1, printbuf,
- sizeof(printbuf), false);
- seq_printf(s, "%s%s\n", prefix, printbuf);
- i += l;
- }
-}
-
static void wil_seq_print_skb(struct seq_file *s, struct sk_buff *skb)
{
int i = 0;