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ar9170: interpret firmware debug commands

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This adds new commands that the original firmware will not send
but we can use them to debug firmware.

Signed-off-by: Johannes Berg <johannes@sipsolutions.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Johannes Berg 2009-06-05 11:47:43 +02:00 committed by John W. Linville
parent dacb6f1d8f
commit 2543a0c4c0
1 changed files with 32 additions and 0 deletions
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32
drivers/net/wireless/ath/ar9170/main.c
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@ -442,6 +442,38 @@ void ar9170_handle_command_response(struct ar9170 *ar, void *buf, u32 len)
/* retransmission issue / SIFS/EIFS collision ?! */
break;
/* firmware debug */
case 0xca:
printk(KERN_DEBUG "ar9170 FW: %.*s\n", len - 4, (char *)buf + 4);
break;
case 0xcb:
len -= 4;
switch (len) {
case 1:
printk(KERN_DEBUG "ar9170 FW: u8: %#.2x\n",
*((char *)buf + 4));
break;
case 2:
printk(KERN_DEBUG "ar9170 FW: u8: %#.4x\n",
le16_to_cpup((__le16 *)((char *)buf + 4)));
break;
case 4:
printk(KERN_DEBUG "ar9170 FW: u8: %#.8x\n",
le32_to_cpup((__le32 *)((char *)buf + 4)));
break;
case 8:
printk(KERN_DEBUG "ar9170 FW: u8: %#.16lx\n",
(unsigned long)le64_to_cpup(
(__le64 *)((char *)buf + 4)));
break;
}
break;
case 0xcc:
print_hex_dump_bytes("ar9170 FW:", DUMP_PREFIX_NONE,
(char *)buf + 4, len - 4);
break;
default:
printk(KERN_INFO "received unhandled event %x\n", cmd->type);
print_hex_dump_bytes("dump:", DUMP_PREFIX_NONE, buf, len);