diff options
| author | Hariprasad Shenai <hariprasad@chelsio.com> | 2015-07-21 22:39:40 +0530 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2015-07-21 22:33:06 -0700 |
| commit | 0b2c2a931a051e75f9df429b520bb2c2f2bb056b (patch) | |
| tree | 74593128879ad6ff73ec689e7906e03dfa471395 /drivers/net/ethernet/chelsio/cxgb4/cxgb4_debugfs.c | |
| parent | 01faef2cebae02685e2bcfc9bbee8416d5ec19fc (diff) | |
cxgb4: Add debugfs entry to enable backdoor access
Add debugfs entry 'use_backdoor' to enable backdoor access to read sge
context. By default, we read sge context's via firmware. In case of FW
issues, one can enable backdoor access via debugfs to dump sge context
for debugging purpose.
Signed-off-by: Hariprasad Shenai <hariprasad@chelsio.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/chelsio/cxgb4/cxgb4_debugfs.c')
| -rw-r--r-- | drivers/net/ethernet/chelsio/cxgb4/cxgb4_debugfs.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_debugfs.c b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_debugfs.c index b135d05c9984..f701a6f20c6a 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_debugfs.c +++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_debugfs.c @@ -2388,6 +2388,8 @@ int t4_setup_debugfs(struct adapter *adap) de = debugfs_create_file_size("flash", S_IRUSR, adap->debugfs_root, adap, &flash_debugfs_fops, adap->params.sf_size); + debugfs_create_bool("use_backdoor", S_IWUSR | S_IRUSR, + adap->debugfs_root, &adap->use_bd); return 0; } |