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Commit ad28757e authored by Ben Greear's avatar Ben Greear Committed by Johannes Berg
Browse files

mac80211: allow creating wiphy devices with suggested name 



Support creating wiphy devices with an optional name.
This will be used by hwsim to have better automated control
over virtual radio creation/deletion.

Signed-off-by: default avatarBen Greear <greearb@candelatech.com>
Signed-off-by: default avatarJohannes Berg <johannes.berg@intel.com>
parent 1998d90a

include/net/mac80211.h

+26 −2
Original line number Diff line number Diff line
@@ -3062,6 +3062,26 @@ struct ieee80211_ops { 
	u32 (*get_expected_throughput)(struct ieee80211_sta *sta);

};



/**

 * ieee80211_alloc_hw_nm - Allocate a new hardware device

 *

 * This must be called once for each hardware device. The returned pointer

 * must be used to refer to this device when calling other functions.

 * mac80211 allocates a private data area for the driver pointed to by

 * @priv in &struct ieee80211_hw, the size of this area is given as

 * @priv_data_len.

 *

 * @priv_data_len: length of private data

 * @ops: callbacks for this device

 * @requested_name: Requested name for this device.

 *	NULL is valid value, and means use the default naming (phy%d)

 *

 * Return: A pointer to the new hardware device, or %NULL on error.

 */

struct ieee80211_hw *ieee80211_alloc_hw_nm(size_t priv_data_len,

					   const struct ieee80211_ops *ops,

					   const char *requested_name);



/**

 * ieee80211_alloc_hw - Allocate a new hardware device

 *
@@ -3076,8 +3096,12 @@ struct ieee80211_ops { 
 *

 * Return: A pointer to the new hardware device, or %NULL on error.

 */

static inline

struct ieee80211_hw *ieee80211_alloc_hw(size_t priv_data_len,

					const struct ieee80211_ops *ops);

					const struct ieee80211_ops *ops)

{

	return ieee80211_alloc_hw_nm(priv_data_len, ops, NULL);

}



/**

 * ieee80211_register_hw - Register hardware device

net/mac80211/main.c

+5 −4
Original line number Diff line number Diff line
@@ -478,8 +478,9 @@ static const struct ieee80211_vht_cap mac80211_vht_capa_mod_mask = { 
	},

};



struct ieee80211_hw *ieee80211_alloc_hw(size_t priv_data_len,

					const struct ieee80211_ops *ops)

struct ieee80211_hw *ieee80211_alloc_hw_nm(size_t priv_data_len,

					   const struct ieee80211_ops *ops,

					   const char *requested_name)

{

	struct ieee80211_local *local;

	int priv_size, i;
@@ -519,7 +520,7 @@ struct ieee80211_hw *ieee80211_alloc_hw(size_t priv_data_len, 
	 */

	priv_size = ALIGN(sizeof(*local), NETDEV_ALIGN) + priv_data_len;



	wiphy = wiphy_new(&mac80211_config_ops, priv_size);

	wiphy = wiphy_new_nm(&mac80211_config_ops, priv_size, requested_name);



	if (!wiphy)

		return NULL;
@@ -649,7 +650,7 @@ struct ieee80211_hw *ieee80211_alloc_hw(size_t priv_data_len, 


	return &local->hw;

}

EXPORT_SYMBOL(ieee80211_alloc_hw);

EXPORT_SYMBOL(ieee80211_alloc_hw_nm);



static int ieee80211_init_cipher_suites(struct ieee80211_local *local)

{