Message ID | 20180517180056.13336-8-digetx@gmail.com (mailing list archive) |
---|---|
State | Changes Requested, archived |
Headers | show |
On 17-05-18, 21:00, Dmitry Osipenko wrote: > Don't even try to request the clocks during of module initialization on > non-Tegra20 machines (this is the case for a multi-platform kernel) for > consistency. > > Signed-off-by: Dmitry Osipenko <digetx@gmail.com> > --- > drivers/cpufreq/tegra20-cpufreq.c | 4 ++++ > 1 file changed, 4 insertions(+) > > diff --git a/drivers/cpufreq/tegra20-cpufreq.c b/drivers/cpufreq/tegra20-cpufreq.c > index 147ae3e14f18..797c61c74b65 100644 > --- a/drivers/cpufreq/tegra20-cpufreq.c > +++ b/drivers/cpufreq/tegra20-cpufreq.c > @@ -19,6 +19,7 @@ > #include <linux/clk.h> > #include <linux/cpufreq.h> > #include <linux/module.h> > +#include <linux/of.h> > > static struct cpufreq_frequency_table freq_table[] = { > { .frequency = 216000 }, > @@ -155,6 +156,9 @@ static int __init tegra_cpufreq_init(void) > { > int err; > > + if (!of_machine_is_compatible("nvidia,tegra20")) > + return -ENODEV; > + > cpu_clk = clk_get_sys(NULL, "cclk"); > if (IS_ERR(cpu_clk)) > return PTR_ERR(cpu_clk); Acked-by: Viresh Kumar <viresh.kumar@linaro.org>
On Thu, May 17, 2018 at 09:00:52PM +0300, Dmitry Osipenko wrote: > Don't even try to request the clocks during of module initialization on > non-Tegra20 machines (this is the case for a multi-platform kernel) for > consistency. > > Signed-off-by: Dmitry Osipenko <digetx@gmail.com> > --- > drivers/cpufreq/tegra20-cpufreq.c | 4 ++++ > 1 file changed, 4 insertions(+) Acked-by: Thierry Reding <treding@nvidia.com>
diff --git a/drivers/cpufreq/tegra20-cpufreq.c b/drivers/cpufreq/tegra20-cpufreq.c index 147ae3e14f18..797c61c74b65 100644 --- a/drivers/cpufreq/tegra20-cpufreq.c +++ b/drivers/cpufreq/tegra20-cpufreq.c @@ -19,6 +19,7 @@ #include <linux/clk.h> #include <linux/cpufreq.h> #include <linux/module.h> +#include <linux/of.h> static struct cpufreq_frequency_table freq_table[] = { { .frequency = 216000 }, @@ -155,6 +156,9 @@ static int __init tegra_cpufreq_init(void) { int err; + if (!of_machine_is_compatible("nvidia,tegra20")) + return -ENODEV; + cpu_clk = clk_get_sys(NULL, "cclk"); if (IS_ERR(cpu_clk)) return PTR_ERR(cpu_clk);
Don't even try to request the clocks during of module initialization on non-Tegra20 machines (this is the case for a multi-platform kernel) for consistency. Signed-off-by: Dmitry Osipenko <digetx@gmail.com> --- drivers/cpufreq/tegra20-cpufreq.c | 4 ++++ 1 file changed, 4 insertions(+)