iv/linux
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

powerpc/5xx: Drop unnecessary cast

Browse Source 
do_div() does a 64-by-32 division, the 2nd parameter is a u32.

gbp->ipb_freq is already a u32, there's no need to transform it to u64
before passing it to do_div().

Signed-off-by: Wang Qing <wangqing@vivo.com>
Signed-off-by: Christophe Leroy <christophe.leroy@csgroup.eu>
[mpe: Add some detail to change log]
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/1644395696-3545-1-git-send-email-wangqing@vivo.com
This commit is contained in:
Wang Qing 2022-02-09 00:34:55 -08:00 committed by Michael Ellerman
parent dcbff9ad41
commit f44cf716e4
1 changed files with 1 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
arch/powerpc/platforms/52xx/mpc52xx_gpt.c
View File

@ -502,7 +502,7 @@ u64 mpc52xx_gpt_timer_period(struct mpc52xx_gpt_priv *gpt)
if (prescale == 0)
prescale = 0x10000;
period = period * prescale * 1000000000ULL;
do_div(period, (u64)gpt->ipb_freq);
do_div(period, gpt->ipb_freq);
return period;
}
EXPORT_SYMBOL(mpc52xx_gpt_timer_period);