cpufreq: intel_pstate: Remove unnecessary type casting in div_s64() call

commit fa30dff9a81ea9fdc2e985a14fe14ce6393a3214 upstream.

div_s64() accepts the divisor parameter as s32. Helper div_fp()
also accepts divisor as int32_t.

So, remove the unnecessary int64_t type casting.

Signed-off-by: Stratos Karafotis <stratosk@semaphore.gr>
Signed-off-by: Dirk Brandewie <dirk.j.brandewie@intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Signed-off-by: Luis Henriques <luis.henriques@canonical.com>

diff --git a/drivers/cpufreq/intel_pstate.c b/drivers/cpufreq/intel_pstate.c
index 0a91eea081986e64ea95a703f95a07dfc8cafbbc..08f653669a529b4512d680a5b6a8e3b458313b8e 100644 (file)
--- a/drivers/cpufreq/intel_pstate.c
+++ b/drivers/cpufreq/intel_pstate.c
@@ -50,7 +50,7 @@ static inline int32_t mul_fp(int32_t x, int32_t y)
 
 static inline int32_t div_fp(int32_t x, int32_t y)
 {
-       return div_s64((int64_t)x << FRAC_BITS, (int64_t)y);
+       return div_s64((int64_t)x << FRAC_BITS, y);
 }
 
 static inline int ceiling_fp(int32_t x)