| Message ID | 1361790465-21760-1-git-send-email-emilio@elopez.com.ar (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
On Mon, Feb 25, 2013 at 4:37 PM, Emilio López <emilio@elopez.com.ar> wrote: > As uninitialized array members will be initialized to zero, we can > avoid using a for loop by setting a value to it. > > Signed-off-by: Emilio López <emilio@elopez.com.ar> > --- > > Note that I don't own any device using this driver, it has only been compile > tested, but it shouldn't cause any issues. > > Changes v1 -> v2: > * Move freq / 1000000 to the array definition as suggested by Viresh Kumar > > drivers/cpufreq/highbank-cpufreq.c | 8 +------- > 1 file changed, 1 insertion(+), 7 deletions(-) > > diff --git a/drivers/cpufreq/highbank-cpufreq.c b/drivers/cpufreq/highbank-cpufreq.c > index 66e3a71..b61b5a3 100644 > --- a/drivers/cpufreq/highbank-cpufreq.c > +++ b/drivers/cpufreq/highbank-cpufreq.c > @@ -28,13 +28,7 @@ > > static int hb_voltage_change(unsigned int freq) > { > - int i; > - u32 msg[HB_CPUFREQ_IPC_LEN]; > - > - msg[0] = HB_CPUFREQ_CHANGE_NOTE; > - msg[1] = freq / 1000000; > - for (i = 2; i < HB_CPUFREQ_IPC_LEN; i++) > - msg[i] = 0; > + u32 msg[HB_CPUFREQ_IPC_LEN] = {HB_CPUFREQ_CHANGE_NOTE, freq / 1000000}; If you haven't crossed 80 width: Acked-by: Viresh Kumar <viresh.kumar@linaro.org> > > return pl320_ipc_transmit(msg); > }
On 02/25/2013 05:07 AM, Emilio López wrote: > As uninitialized array members will be initialized to zero, we can > avoid using a for loop by setting a value to it. > > Signed-off-by: Emilio López <emilio@elopez.com.ar> > --- > > Note that I don't own any device using this driver, it has only been compile > tested, but it shouldn't cause any issues. > > Changes v1 -> v2: > * Move freq / 1000000 to the array definition as suggested by Viresh Kumar > > drivers/cpufreq/highbank-cpufreq.c | 8 +------- > 1 file changed, 1 insertion(+), 7 deletions(-) > > diff --git a/drivers/cpufreq/highbank-cpufreq.c b/drivers/cpufreq/highbank-cpufreq.c > index 66e3a71..b61b5a3 100644 > --- a/drivers/cpufreq/highbank-cpufreq.c > +++ b/drivers/cpufreq/highbank-cpufreq.c > @@ -28,13 +28,7 @@ > > static int hb_voltage_change(unsigned int freq) > { > - int i; > - u32 msg[HB_CPUFREQ_IPC_LEN]; > - > - msg[0] = HB_CPUFREQ_CHANGE_NOTE; > - msg[1] = freq / 1000000; > - for (i = 2; i < HB_CPUFREQ_IPC_LEN; i++) > - msg[i] = 0; > + u32 msg[HB_CPUFREQ_IPC_LEN] = {HB_CPUFREQ_CHANGE_NOTE, freq / 1000000}; > > return pl320_ipc_transmit(msg); > } > Thanks for the improvement. Acked-By: Mark Langsdorf <mark.langsdorf@calxeda.com> --Mark Langsdorf Calxeda, Inc.
diff --git a/drivers/cpufreq/highbank-cpufreq.c b/drivers/cpufreq/highbank-cpufreq.c index 66e3a71..b61b5a3 100644 --- a/drivers/cpufreq/highbank-cpufreq.c +++ b/drivers/cpufreq/highbank-cpufreq.c @@ -28,13 +28,7 @@ static int hb_voltage_change(unsigned int freq) { - int i; - u32 msg[HB_CPUFREQ_IPC_LEN]; - - msg[0] = HB_CPUFREQ_CHANGE_NOTE; - msg[1] = freq / 1000000; - for (i = 2; i < HB_CPUFREQ_IPC_LEN; i++) - msg[i] = 0; + u32 msg[HB_CPUFREQ_IPC_LEN] = {HB_CPUFREQ_CHANGE_NOTE, freq / 1000000}; return pl320_ipc_transmit(msg); }
As uninitialized array members will be initialized to zero, we can avoid using a for loop by setting a value to it. Signed-off-by: Emilio López <emilio@elopez.com.ar> --- Note that I don't own any device using this driver, it has only been compile tested, but it shouldn't cause any issues. Changes v1 -> v2: * Move freq / 1000000 to the array definition as suggested by Viresh Kumar drivers/cpufreq/highbank-cpufreq.c | 8 +------- 1 file changed, 1 insertion(+), 7 deletions(-)