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ath10k: dump hex bytes with dev string prefix 

This makes it easier to debug hex dumps on systems
with more than a single ath10k device.

Signed-off-by: Michal Kazior <michal.kazior@tieto.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
This commit is contained in:
Michal Kazior 2014-09-23 10:22:53 +02:00 committed by Kalle Valo
parent 34b28b6e9a
commit 45724a8a82
1 changed files with 16 additions and 1 deletions
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17
drivers/net/wireless/ath/ath10k/debug.c
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@ -1264,11 +1264,26 @@ void ath10k_dbg_dump(struct ath10k *ar,
const char *msg, const char *prefix,
const void *buf, size_t len)
{
char linebuf[256];
unsigned int linebuflen;
const void *ptr;
if (ath10k_debug_mask & mask) {
if (msg)
ath10k_dbg(ar, mask, "%s\n", msg);
print_hex_dump_bytes(prefix, DUMP_PREFIX_OFFSET, buf, len);
for (ptr = buf; (ptr - buf) < len; ptr += 16) {
linebuflen = 0;
linebuflen += scnprintf(linebuf + linebuflen,
sizeof(linebuf) - linebuflen,
"%s%08x: ",
(prefix ? prefix : ""),
(unsigned int)(ptr - buf));
hex_dump_to_buffer(ptr, len - (ptr - buf), 16, 1,
linebuf + linebuflen,
sizeof(linebuf) - linebuflen, true);
dev_printk(KERN_DEBUG, ar->dev, "%s\n", linebuf);
}
}
/* tracing code doesn't like null strings :/ */