On 5 December 2013 13:14, Bill Huang <bilhuang@xxxxxxxxxx> wrote:
> Move the call from module_init to Tegra machine codes so it won't be
> called in a multi-platform kernel running on non-Tegra SoCs.
>
> Signed-off-by: Bill Huang <bilhuang@xxxxxxxxxx>
> ---
> arch/arm/mach-tegra/tegra.c | 2 ++
> drivers/cpufreq/tegra-cpufreq.c | 13 ++-----------
> include/linux/tegra-soc.h | 11 ++++++++++-
> 3 files changed, 14 insertions(+), 12 deletions(-)
>
> diff --git a/arch/arm/mach-tegra/tegra.c b/arch/arm/mach-tegra/tegra.c
> index 7336817..14490ad 100644
> --- a/arch/arm/mach-tegra/tegra.c
> +++ b/arch/arm/mach-tegra/tegra.c
> @@ -34,6 +34,7 @@
> #include <linux/usb/tegra_usb_phy.h>
> #include <linux/clk/tegra.h>
> #include <linux/irqchip.h>
> +#include <linux/tegra-soc.h>
>
> #include <asm/hardware/cache-l2x0.h>
> #include <asm/mach-types.h>
> @@ -160,6 +161,7 @@ static void __init tegra_dt_init_late(void)
> {
> int i;
>
> + tegra_cpufreq_init();
> tegra_init_suspend();
> tegra_cpuidle_init();
> tegra_powergate_debugfs_init();
> diff --git a/drivers/cpufreq/tegra-cpufreq.c b/drivers/cpufreq/tegra-cpufreq.c
> index 63f0059..ae1c0f1 100644
> --- a/drivers/cpufreq/tegra-cpufreq.c
> +++ b/drivers/cpufreq/tegra-cpufreq.c
> @@ -155,7 +155,7 @@ static struct cpufreq_driver tegra_cpufreq_driver = {
> #endif
> };
Remove module.h as well ??
> -static int __init tegra_cpufreq_init(void)
> +int __init tegra_cpufreq_init(void)
> {
> cpu_clk = clk_get_sys(NULL, "cclk");
> if (IS_ERR(cpu_clk))
> @@ -177,17 +177,8 @@ static int __init tegra_cpufreq_init(void)
>
> return cpufreq_register_driver(&tegra_cpufreq_driver);
> }
> -
> -static void __exit tegra_cpufreq_exit(void)
> -{
> - cpufreq_unregister_driver(&tegra_cpufreq_driver);
> - clk_put(emc_clk);
> - clk_put(cpu_clk);
> -}
> -
> +EXPORT_SYMBOL(tegra_cpufreq_init);
>
> MODULE_AUTHOR("Colin Cross <ccross@xxxxxxxxxxx>");
> MODULE_DESCRIPTION("cpufreq driver for Nvidia Tegra2");
> MODULE_LICENSE("GPL");
Remove these as well? As they don't have a meaning for Tegra
cpufreq driver which can't be compiled as module.
> -module_init(tegra_cpufreq_init);
> -module_exit(tegra_cpufreq_exit);
Rest as what Stephen suggested.
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