linux-kernel - [PATCH] staging: rtl8723bs: remove get_monotonic

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Date:   Mon, 18 Jun 2018 17:06:50 +0200
From:   Arnd Bergmann <arnd@...db.de>
To:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc:     y2038@...ts.linaro.org, Bastien Nocera <hadess@...ess.net>,
        Hans de Goede <hdegoede@...hat.com>,
        Larry Finger <Larry.Finger@...inger.net>,
        Arnd Bergmann <arnd@...db.de>,
        Quytelda Kahja <quytelda@...alin.org>,
        Arushi Singhal <arushisinghal19971997@...il.com>,
        devel@...verdev.osuosl.org, linux-kernel@...r.kernel.org
Subject: [PATCH] staging: rtl8723bs: remove get_monotonic_boottime()

get_monotonic_boottime() is deprecated because it uses the
old 'timespec' structure. This replaces one of the last callers
with a call to ktime_get_boottime, which also simplifies it
a bit by avoiding a double conversion.

Signed-off-by: Arnd Bergmann <arnd@...db.de>
---
 drivers/staging/rtl8723bs/os_dep/ioctl_cfg80211.c | 9 +--------
 1 file changed, 1 insertion(+), 8 deletions(-)

diff --git a/drivers/staging/rtl8723bs/os_dep/ioctl_cfg80211.c b/drivers/staging/rtl8723bs/os_dep/ioctl_cfg80211.c
index 02178e25fbb8..73fc3a742f74 100644
--- a/drivers/staging/rtl8723bs/os_dep/ioctl_cfg80211.c
+++ b/drivers/staging/rtl8723bs/os_dep/ioctl_cfg80211.c
@@ -233,13 +233,6 @@ static int rtw_ieee80211_channel_to_frequency(int chan, int band)
 	return 0; /* not supported */
 }
 
-static u64 rtw_get_systime_us(void)
-{
-	struct timespec ts;
-	get_monotonic_boottime(&ts);
-	return ((u64)ts.tv_sec*1000000) + ts.tv_nsec / 1000;
-}
-
 #define MAX_BSSINFO_LEN 1000
 struct cfg80211_bss *rtw_cfg80211_inform_bss(struct adapter *padapter, struct wlan_network *pnetwork)
 {
@@ -331,7 +324,7 @@ struct cfg80211_bss *rtw_cfg80211_inform_bss(struct adapter *padapter, struct wl
 
 	notify_channel = ieee80211_get_channel(wiphy, freq);
 
-	notify_timestamp = rtw_get_systime_us();
+	notify_timestamp = ktime_to_us(ktime_get_boottime());
 
 	notify_interval = le16_to_cpu(*(__le16 *)rtw_get_beacon_interval_from_ie(pnetwork->network.IEs));
 	notify_capability = le16_to_cpu(*(__le16 *)rtw_get_capability_from_ie(pnetwork->network.IEs));
-- 
2.9.0