From: Krishna Gudipati <kgudipat@brocade.com>
Date: Thu, 22 Dec 2011 13:30:19 +0000 (+0000)
Subject: bna: Add debugfs interface.
X-Git-Tag: v3.3-rc1~182^2~135
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=7afc5dbde09104b023ce04465ba71aaba0fc4346;p=pandora-kernel.git

bna: Add debugfs interface.

Change details:
	- Add debugfs support to obtain firmware trace, saved firmware trace on
	  an IOC crash, driver info and read/write to registers.

	- debugfs hierarchy:
	  bna/pci_dev:<pci_name>
	  where the pci_name corresponds to the one under /sys/bus/pci/drivers/bna

	- Following are the new debugfs entries added:
	  fwtrc: collect current firmware trace.
	  fwsave: collect last saved fw trace as a result of firmware crash.
	  regwr: write one word to chip register
	  regrd: read one or more words from chip register.
	  drvinfo: collect the driver information.

Signed-off-by: Krishna Gudipati <kgudipat@brocade.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
---

Reading git-diff-tree failed