On Tue, Dec 18, 2012 at 5:36 PM, Thomas Pedersen <thomas@xxxxxxxxxxx> wrote:
> For testing various timing-sensitive protocols (power
> save, etc.), a beacon accuracy of jiffies is not
> sufficient.
>
> Signed-off-by: Thomas Pedersen <thomas@xxxxxxxxxxx>
> ---
> drivers/net/wireless/mac80211_hwsim.c | 63 ++++++++++++++++++++-------------
> 1 file changed, 39 insertions(+), 24 deletions(-)
>
> diff --git a/drivers/net/wireless/mac80211_hwsim.c b/drivers/net/wireless/mac80211_hwsim.c
> index ff90855..0a8f37e 100644
> --- a/drivers/net/wireless/mac80211_hwsim.c
> +++ b/drivers/net/wireless/mac80211_hwsim.c
> @@ -333,11 +333,11 @@ struct mac80211_hwsim_data {
> int scan_chan_idx;
>
> struct ieee80211_channel *channel;
> - unsigned long beacon_int; /* in jiffies unit */
> + ktime_t beacon_int;
> unsigned int rx_filter;
> bool started, idle, scanning;
> struct mutex mutex;
> - struct timer_list beacon_timer;
> + struct hrtimer beacon_timer;
> enum ps_mode {
> PS_DISABLED, PS_ENABLED, PS_AUTO_POLL, PS_MANUAL_POLL
> } ps;
> @@ -358,6 +358,7 @@ struct mac80211_hwsim_data {
>
> /* difference between this hw's clock and the real clock, in usecs */
> u64 tsf_offset;
> + struct tasklet_struct bcn_tasklet;
oops We need to stop the hrtimer and tasklet on teardown. Will submit
a v2 reflecting this.
Thomas
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