Re: [PATCH] staging: rtl8723bs: remove get_monotonic_boottime()

From: Quytelda Kahja
Date: Tue Jun 19 2018 - 03:18:36 EST


I'm fairly sure this doesn't matter functionally (yet), but perhaps
'notify_timestamp' should be updated to an 's64' type since ktime_to_us()
returns a signed type?

That note aside, I think this is good.

On Mon, Jun 18, 2018 at 05:06:50PM +0200, Arnd Bergmann wrote:
> 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@xxxxxxxx>
Reviewed-by: Quytelda Kahja <quytelda@xxxxxxxxxxx>
> ---
> 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
>