iwlwifi: mvm: dump NVM from debugfs

This allows to see the content of the NVM the driver reads.
Note that the output is in binary, and requires some
external user space tool to display the data properly.

Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>

1 files changed, 13 insertions, 0 deletions

diff --git a/drivers/net/wireless/iwlwifi/mvm/debugfs.c b/drivers/net/wireless/iwlwifi/mvm/debugfs.c
index 931723a03a43..e8f62a6a1b57 100644
--- a/drivers/net/wireless/iwlwifi/mvm/debugfs.c
+++ b/drivers/net/wireless/iwlwifi/mvm/debugfs.c
@@ -720,6 +720,19 @@ int iwl_mvm_dbgfs_register(struct iwl_mvm *mvm, struct dentry *dbgfs_dir)
                 goto err;
 #endif
 
+        if (!debugfs_create_blob("nvm_hw", S_IRUSR,
+                                  mvm->debugfs_dir, &mvm->nvm_hw_blob))
+                goto err;
+        if (!debugfs_create_blob("nvm_sw", S_IRUSR,
+                                  mvm->debugfs_dir, &mvm->nvm_sw_blob))
+                goto err;
+        if (!debugfs_create_blob("nvm_calib", S_IRUSR,
+                                  mvm->debugfs_dir, &mvm->nvm_calib_blob))
+                goto err;
+        if (!debugfs_create_blob("nvm_prod", S_IRUSR,
+                                  mvm->debugfs_dir, &mvm->nvm_prod_blob))
+                goto err;
+
         /*
          * Create a symlink with mac80211. It will be removed when mac80211
          * exists (before the opmode exists which removes the target.)