brcmfmac: use requested scan interval in scheduled scan

User-space can specify the interval for the scheduled scan. This
interval is found in scheduled scan plan. The driver supports only
one plan, which is legacy behaviour.

Reviewed-by: Hante Meuleman <hante.meuleman@broadcom.com>
Reviewed-by: Pieter-Paul Giesberts <pieter-paul.giesberts@broadcom.com>
Reviewed-by: Franky Lin <franky.lin@broadcom.com>
Signed-off-by: Arend van Spriel <arend.vanspriel@broadcom.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>

diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c
index 75ad8b3..cc12b14 100644 (file)
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c
@@ -6312,6 +6312,7 @@ static void brcmf_wiphy_pno_params(struct wiphy *wiphy)
        wiphy->max_sched_scan_ssids = BRCMF_PNO_MAX_PFN_COUNT;
        wiphy->max_match_sets = BRCMF_PNO_MAX_PFN_COUNT;
        wiphy->max_sched_scan_ie_len = BRCMF_SCAN_IE_LEN_MAX;
+       wiphy->max_sched_scan_plan_interval = BRCMF_PNO_SCHED_SCAN_MAX_PERIOD;
        wiphy->flags |= WIPHY_FLAG_SUPPORTS_SCHED_SCAN;
 }
 

diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pno.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pno.c
index bc33bdc..f273cab 100644 (file)
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pno.c
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pno.c
@@ -63,6 +63,10 @@ static int brcmf_pno_config(struct brcmf_if *ifp, u32 scan_freq,
        pfn_param.exp = BRCMF_PNO_FREQ_EXPO_MAX;
 
        /* set up pno scan fr */
+       if (scan_freq < BRCMF_PNO_SCHED_SCAN_MIN_PERIOD) {
+               brcmf_dbg(SCAN, "scan period too small, using minimum\n");
+               scan_freq = BRCMF_PNO_SCHED_SCAN_MIN_PERIOD;
+       }
        pfn_param.scan_freq = cpu_to_le32(scan_freq);
 
        if (mscan) {
@@ -191,7 +195,7 @@ int brcmf_pno_start_sched_scan(struct brcmf_if *ifp,
        }
 
        /* configure pno */
-       ret = brcmf_pno_config(ifp, BRCMF_PNO_SCHED_SCAN_PERIOD, 0, 0);
+       ret = brcmf_pno_config(ifp, req->scan_plans[0].interval, 0, 0);
        if (ret < 0)
                return ret;
 

diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pno.h b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pno.h
index 5803a4c..bae55b2 100644 (file)
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pno.h
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pno.h
@@ -16,8 +16,10 @@
 #ifndef _BRCMF_PNO_H
 #define _BRCMF_PNO_H
 
-#define BRCMF_PNO_SCAN_COMPLETE                1
-#define BRCMF_PNO_MAX_PFN_COUNT                16
+#define BRCMF_PNO_SCAN_COMPLETE                        1
+#define BRCMF_PNO_MAX_PFN_COUNT                        16
+#define BRCMF_PNO_SCHED_SCAN_MIN_PERIOD        10
+#define BRCMF_PNO_SCHED_SCAN_MAX_PERIOD        508
 
 /**
  * brcmf_pno_clean - disable and clear pno in firmware.