From 9953a782f9fac1becccb8f48f1a276c310f2ab5a Mon Sep 17 00:00:00 2001 From: Lior David Date: Wed, 8 Mar 2017 13:52:12 +0200 Subject: wil6210: bus_request platform operation refinement The driver uses the bus_request platform operation to request resources from the platform for a specific bandwidth. Currently the driver requests resources for the maximum theoretical bandwidth, when interface is brought up. Refine this process a bit: now the driver will request a small amount of resources when interface is up, and will only issue the maximum request when connected. This mechanism will be improved further in the future to make more refined requests based on actual bandwidth. Signed-off-by: Lior David Signed-off-by: Maya Erez Signed-off-by: Kalle Valo --- drivers/net/wireless/ath/wil6210/cfg80211.c | 4 ++++ 1 file changed, 4 insertions(+) (limited to 'drivers/net/wireless/ath/wil6210/cfg80211.c') diff --git a/drivers/net/wireless/ath/wil6210/cfg80211.c b/drivers/net/wireless/ath/wil6210/cfg80211.c index 14aa6d36fd1e..2dc594d98862 100644 --- a/drivers/net/wireless/ath/wil6210/cfg80211.c +++ b/drivers/net/wireless/ath/wil6210/cfg80211.c @@ -680,6 +680,7 @@ static int wil_cfg80211_connect(struct wiphy *wiphy, rc = wmi_send(wil, WMI_CONNECT_CMDID, &conn, sizeof(conn)); if (rc == 0) { netif_carrier_on(ndev); + wil6210_bus_request(wil, WIL_MAX_BUS_REQUEST_KBPS); /* Connect can take lots of time */ mod_timer(&wil->connect_timer, jiffies + msecs_to_jiffies(2000)); @@ -1199,6 +1200,7 @@ static int _wil_cfg80211_start_ap(struct wiphy *wiphy, wil->pbss = pbss; netif_carrier_on(ndev); + wil6210_bus_request(wil, WIL_MAX_BUS_REQUEST_KBPS); rc = wmi_pcp_start(wil, bi, wmi_nettype, chan, hidden_ssid, is_go); if (rc) @@ -1214,6 +1216,7 @@ err_bcast: wmi_pcp_stop(wil); err_pcp_start: netif_carrier_off(ndev); + wil6210_bus_request(wil, WIL_DEFAULT_BUS_REQUEST_KBPS); out: mutex_unlock(&wil->mutex); return rc; @@ -1320,6 +1323,7 @@ static int wil_cfg80211_stop_ap(struct wiphy *wiphy, wil_dbg_misc(wil, "stop_ap\n"); netif_carrier_off(ndev); + wil6210_bus_request(wil, WIL_DEFAULT_BUS_REQUEST_KBPS); wil_set_recovery_state(wil, fw_recovery_idle); mutex_lock(&wil->mutex); -- cgit v1.2.3