ar9170: interpret firmware debug commands
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>
diff --git a/drivers/net/wireless/ath/ar9170/main.c b/drivers/net/wireless/ath/ar9170/main.c
index b104d7e..de57aa9 100644
--- a/drivers/net/wireless/ath/ar9170/main.c
+++ b/drivers/net/wireless/ath/ar9170/main.c
@@ -442,6 +442,38 @@
/* 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);