On Mon, 2013-12-16 at 16:00 -0600, Seth Forshee wrote:
> + * When @ps_mode == %IEEE80211_VIF_PS_DOZE or the %IEEE80211_CONF_PS flag is
> + * set it means that the powersave mode defined in IEEE 802.11-2007 section
> + * 11.2 is enabled.
We might consider updating the references to 802.11-2012 since
everything shuffled around.
> +++ b/net/mac80211/ieee80211_i.h
> @@ -1180,6 +1180,7 @@ struct ieee80211_local {
> #endif /* CONFIG_MAC80211_DEBUG_COUNTERS */
>
>
> + int awake_cnt;
How will the locking for this possibly work? :)
> +#include <linux/nl80211.h>
> +#include <linux/pm_qos.h>
> +#include <net/mac80211.h>
> +#include "ieee80211_i.h"
> +#include "driver-ops.h"
> +
> +/*
> + * Sets the PS parameters in ieee80211_conf. Uses parameters from the first
> + * managed interface found which has power save enabled, or failing that
> + * the parameters from an arbitrary managed interface are used.
> + */
> +static void ieee80211_set_ps_params(struct ieee80211_local *local) { struct
> + ieee80211_sub_if_data *sdata, *ps_sdata = NULL;
what happened to indentation here??
> + list_for_each_entry(sdata, &local->interfaces, list) {
locking?
> + if (ps_sdata) {
> + struct ieee80211_vif *vif = &sdata->vif;
add a newline here please
> +static void __ieee80211_vif_set_ps_mode(struct ieee80211_sub_if_data *sdata,
> + enum ieee80211_vif_ps_mode mode)
> +{
> + struct ieee80211_local *local = sdata->local;
> +
> + if (WARN_ON_ONCE(sdata->vif.type == NL80211_IFTYPE_MONITOR))
> + return;
> +
> + switch (mode) {
> + case IEEE80211_VIF_PS_INACTIVE:
> + case IEEE80211_VIF_PS_DOZE:
> + if (sdata->vif.ps_mode > IEEE80211_VIF_PS_DOZE &&
> + !WARN_ON(local->awake_cnt <= 0))
> + local->awake_cnt--;
locking?
johannes
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