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| author | Emmanuel Grumbach <emmanuel.grumbach@intel.com> | 2012-02-09 18:08:15 +0400 |
|---|---|---|
| committer | Wey-Yi Guy <wey-yi.w.guy@intel.com> | 2012-02-28 01:26:33 +0400 |
| commit | ed277c9361e423df2bc19312c60b9d06cac31ee6 (patch) | |
| tree | 210cc5dfe7636aa1a525849a4ca05afe1b73c2a6 /drivers/net/wireless/iwlwifi/iwl-trans.h | |
| parent | cbe6ab4e11603e426e01c6349cd5643f3a287ba4 (diff) | |
| download | linux-ed277c9361e423df2bc19312c60b9d06cac31ee6.tar.xz | |
iwlwifi: virtualize op_mode's free skb
This handler allows the transport layer to free an skb from the
op_mode. This can happen when the driver is stopped while Tx
packets are pending in the transport layer.
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
Diffstat (limited to 'drivers/net/wireless/iwlwifi/iwl-trans.h')
| -rw-r--r-- | drivers/net/wireless/iwlwifi/iwl-trans.h | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/drivers/net/wireless/iwlwifi/iwl-trans.h b/drivers/net/wireless/iwlwifi/iwl-trans.h index f42328605356..fbb09f684670 100644 --- a/drivers/net/wireless/iwlwifi/iwl-trans.h +++ b/drivers/net/wireless/iwlwifi/iwl-trans.h @@ -114,6 +114,7 @@ struct iwl_priv; struct iwl_shared; +struct iwl_op_mode; /** * DOC: Host command section @@ -312,6 +313,7 @@ enum iwl_trans_state { * struct iwl_trans - transport common data * * @ops - pointer to iwl_trans_ops + * @op_mode - pointer to the op_mode * @shrd - pointer to iwl_shared which holds shared data from the upper layer * @hcmd_lock: protects HCMD * @reg_lock - protect hw register access @@ -327,6 +329,7 @@ enum iwl_trans_state { */ struct iwl_trans { const struct iwl_trans_ops *ops; + struct iwl_op_mode *op_mode; struct iwl_shared *shrd; enum iwl_trans_state state; spinlock_t hcmd_lock; @@ -350,6 +353,16 @@ struct iwl_trans { char trans_specific[0] __aligned(sizeof(void *)); }; +static inline void iwl_trans_configure(struct iwl_trans *trans, + struct iwl_op_mode *op_mode) +{ + /* + * only set the op_mode for the moment. Later on, this function will do + * more + */ + trans->op_mode = op_mode; +} + static inline int iwl_trans_start_hw(struct iwl_trans *trans) { might_sleep(); |