iwlwifi: remove unnecessary dev_cmd_headroom parameter

We don't need this parameter anymore, since we always pass 0 anyway.
Remove it from the structure and from all the relevant functions.

Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
This commit is contained in:
Luca Coelho
2017-04-11 14:46:35 +03:00
parent bdccdb854f
commit 1ea423b0e0
3 changed files with 8 additions and 18 deletions

View File

@@ -772,9 +772,6 @@ enum iwl_plat_pm_mode {
* the transport must set this before calling iwl_drv_start()
* @dev_cmd_pool: pool for Tx cmd allocation - for internal use only.
* The user should use iwl_trans_{alloc,free}_tx_cmd.
* @dev_cmd_headroom: room needed for the transport's private use before the
* device_cmd for Tx - for internal use only
* The user should use iwl_trans_{alloc,free}_tx_cmd.
* @rx_mpdu_cmd: MPDU RX command ID, must be assigned by opmode before
* starting the firmware, used for tracing
* @rx_mpdu_cmd_hdr_size: used for tracing, amount of data before the
@@ -825,7 +822,6 @@ struct iwl_trans {
/* The following fields are internal only */
struct kmem_cache *dev_cmd_pool;
size_t dev_cmd_headroom;
char dev_cmd_pool_name[50];
struct dentry *dbgfs_dir;
@@ -998,13 +994,13 @@ iwl_trans_dump_data(struct iwl_trans *trans,
static inline struct iwl_device_cmd *
iwl_trans_alloc_tx_cmd(struct iwl_trans *trans)
{
u8 *dev_cmd_ptr = kmem_cache_alloc(trans->dev_cmd_pool, GFP_ATOMIC);
struct iwl_device_cmd *dev_cmd_ptr =
kmem_cache_alloc(trans->dev_cmd_pool, GFP_ATOMIC);
if (unlikely(dev_cmd_ptr == NULL))
return NULL;
return (struct iwl_device_cmd *)
(dev_cmd_ptr + trans->dev_cmd_headroom);
return dev_cmd_ptr;
}
int iwl_trans_send_cmd(struct iwl_trans *trans, struct iwl_host_cmd *cmd);
@@ -1012,9 +1008,7 @@ int iwl_trans_send_cmd(struct iwl_trans *trans, struct iwl_host_cmd *cmd);
static inline void iwl_trans_free_tx_cmd(struct iwl_trans *trans,
struct iwl_device_cmd *dev_cmd)
{
u8 *dev_cmd_ptr = (u8 *)dev_cmd - trans->dev_cmd_headroom;
kmem_cache_free(trans->dev_cmd_pool, dev_cmd_ptr);
kmem_cache_free(trans->dev_cmd_pool, dev_cmd);
}
static inline int iwl_trans_tx(struct iwl_trans *trans, struct sk_buff *skb,
@@ -1237,8 +1231,7 @@ static inline void iwl_trans_fw_error(struct iwl_trans *trans)
struct iwl_trans *iwl_trans_alloc(unsigned int priv_size,
struct device *dev,
const struct iwl_cfg *cfg,
const struct iwl_trans_ops *ops,
size_t dev_cmd_headroom);
const struct iwl_trans_ops *ops);
void iwl_trans_free(struct iwl_trans *trans);
/*****************************************************