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cfg80211/nl80211: add interval attribute for scheduled scans

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Introduce NL80211_ATTR_SCHED_SCAN_INTERVAL as a required attribute for
NL80211_CMD_START_SCHED_SCAN.  This value informs the driver at which
intervals the scheduled scan cycles should be executed.

Signed-off-by: Luciano Coelho <coelho@ti.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Luciano Coelho
2011-05-11 17:09:37 +03:00
committed by John W. Linville
parent 79f460ca49
commit bbe6ad6dcb
3 changed files with 28 additions and 9 deletions
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10
net/wireless/nl80211.c
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@@ -175,6 +175,7 @@ static const struct nla_policy nl80211_policy[NL80211_ATTR_MAX+1] = {
[NL80211_ATTR_KEY_DEFAULT_TYPES] = { .type = NLA_NESTED },
[NL80211_ATTR_WOWLAN_TRIGGERS] = { .type = NLA_NESTED },
[NL80211_ATTR_STA_PLINK_STATE] = { .type = NLA_U8 },
[NL80211_ATTR_SCHED_SCAN_INTERVAL] = { .type = NLA_U32 },
};
/* policy for the key attributes */
@@ -3370,6 +3371,7 @@ static int nl80211_start_sched_scan(struct sk_buff *skb,
struct nlattr *attr;
struct wiphy *wiphy;
int err, tmp, n_ssids = 0, n_channels, i;
u32 interval;
enum ieee80211_band band;
size_t ie_len;
@@ -3383,6 +3385,13 @@ static int nl80211_start_sched_scan(struct sk_buff *skb,
if (rdev->sched_scan_req)
return -EINPROGRESS;
if (!info->attrs[NL80211_ATTR_SCHED_SCAN_INTERVAL])
return -EINVAL;
interval = nla_get_u32(info->attrs[NL80211_ATTR_SCHED_SCAN_INTERVAL]);
if (interval == 0)
return -EINVAL;
wiphy = &rdev->wiphy;
if (info->attrs[NL80211_ATTR_SCAN_FREQUENCIES]) {
@@ -3505,6 +3514,7 @@ static int nl80211_start_sched_scan(struct sk_buff *skb,
request->dev = dev;
request->wiphy = &rdev->wiphy;
request->interval = interval;
err = rdev->ops->sched_scan_start(&rdev->wiphy, dev, request);
if (!err) {