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P2P: Expose driver preferred frequency list fetch to P2P

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This adds a callback function that can be used from the P2P module to
request the current preferred list of operating channels from the
driver.

Signed-off-by: Jouni Malinen <jouni@qca.qualcomm.com>
This commit is contained in:
Ahmad Kholaif 2015-07-24 01:23:24 -07:00 committed by Jouni Malinen
parent 0ef54bd30e
commit fc71f7d99d
2 changed files with 26 additions and 0 deletions
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14
src/p2p/p2p.h
View file

@ -1073,6 +1073,20 @@ struct p2p_config {
* P2PS_SETUP_* bitmap is used as the parameters and return value.
*/
u8 (*p2ps_group_capability)(void *ctx, u8 incoming, u8 role);
/**
* get_pref_freq_list - Get preferred frequency list for an interface
* @ctx: Callback context from cb_ctx
* @go: Whether the use if for GO role
* @len: Length of freq_list in entries (both IN and OUT)
* @freq_list: Buffer for returning the preferred frequencies (MHz)
* Returns: 0 on success, -1 on failure
*
* This function can be used to query the preferred frequency list from
* the driver specific to a particular interface type.
*/
int (*get_pref_freq_list)(void *ctx, int go,
unsigned int *len, unsigned int *freq_list);
};

12
wpa_supplicant/p2p_supplicant.c
View file

@ -3949,6 +3949,17 @@ static int wpas_prov_disc_resp_cb(void *ctx)
}
static int wpas_p2p_get_pref_freq_list(void *ctx, int go,
unsigned int *len,
unsigned int *freq_list)
{
struct wpa_supplicant *wpa_s = ctx;
return wpa_drv_get_pref_freq_list(wpa_s, go ? WPA_IF_P2P_GO :
WPA_IF_P2P_CLIENT, len, freq_list);
}
/**
* wpas_p2p_init - Initialize P2P module for %wpa_supplicant
* @global: Pointer to global data from wpa_supplicant_init()
@ -4002,6 +4013,7 @@ int wpas_p2p_init(struct wpa_global *global, struct wpa_supplicant *wpa_s)
p2p.p2ps_prov_complete = wpas_p2ps_prov_complete;
p2p.prov_disc_resp_cb = wpas_prov_disc_resp_cb;
p2p.p2ps_group_capability = p2ps_group_capability;
p2p.get_pref_freq_list = wpas_p2p_get_pref_freq_list;
os_memcpy(wpa_s->global->p2p_dev_addr, wpa_s->own_addr, ETH_ALEN);
os_memcpy(p2p.dev_addr, wpa_s->global->p2p_dev_addr, ETH_ALEN);