From 9ff6774b9718d1a72d1b7c580fc579f1d9d7071f Mon Sep 17 00:00:00 2001
From: Randy Dunlap <rdunlap@infradead.org>
Date: Mon, 3 May 2021 09:18:40 -0700
Subject: [PATCH] cpufreq: sc520_freq: add 'fallthrough' to one case
Git-commit: 9ff6774b9718d1a72d1b7c580fc579f1d9d7071f
Patch-mainline: v5.14-rc1
References: git-fixes
Quieten an implicit-fallthrough warning in sc520_freq.c:
../drivers/cpufreq/sc520_freq.c: In function 'sc520_freq_get_cpu_frequency':
../include/linux/printk.h:343:2: warning: this statement may fall through [-Wimplicit-fallthrough=]
printk(KERN_ERR pr_fmt(fmt), ##__VA_ARGS__)
../drivers/cpufreq/sc520_freq.c:43:3: note: in expansion of macro 'pr_err'
pr_err("error: cpuctl register has unexpected value %02x\n",
../drivers/cpufreq/sc520_freq.c:45:2: note: here
case 0x01:
Fixes: bf6fc9fd2d848 ("[CPUFREQ] AMD Elan SC520 cpufreq driver.")
Signed-off-by: Randy Dunlap <rdunlap@infradead.org>
Acked-by: Viresh Kumar <viresh.kumar@linaro.org>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Acked-by: Takashi Iwai <tiwai@suse.de>
---
drivers/cpufreq/sc520_freq.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/cpufreq/sc520_freq.c b/drivers/cpufreq/sc520_freq.c
index 73a208559fe2..330c8d6cf93c 100644
--- a/drivers/cpufreq/sc520_freq.c
+++ b/drivers/cpufreq/sc520_freq.c
@@ -42,6 +42,7 @@ static unsigned int sc520_freq_get_cpu_frequency(unsigned int cpu)
default:
pr_err("error: cpuctl register has unexpected value %02x\n",
clockspeed_reg);
+ fallthrough;
case 0x01:
return 100000;
case 0x02:
--
2.26.2