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From c6989fd55ceb633d2f18c12ffae01b9123125c89 Mon Sep 17 00:00:00 2001
From: Arend Van Spriel <arend.vanspriel@broadcom.com>
Date: Wed, 23 Nov 2016 10:25:30 +0000
Subject: [PATCH] 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>
---
drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c | 1 +
drivers/net/wireless/broadcom/brcm80211/brcmfmac/pno.c | 6 +++++-
drivers/net/wireless/broadcom/brcm80211/brcmfmac/pno.h | 6 ++++--
3 files changed, 10 insertions(+), 3 deletions(-)
--- 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(struc
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;
}
--- 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
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 br
}
/* 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;
--- 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.
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