diff options
Diffstat (limited to 'drivers/cpufreq/sparc-us2e-cpufreq.c')
-rw-r--r-- | drivers/cpufreq/sparc-us2e-cpufreq.c | 58 |
1 files changed, 17 insertions, 41 deletions
diff --git a/drivers/cpufreq/sparc-us2e-cpufreq.c b/drivers/cpufreq/sparc-us2e-cpufreq.c index 92acbb25abb3..d3510cfdb3eb 100644 --- a/drivers/cpufreq/sparc-us2e-cpufreq.c +++ b/drivers/cpufreq/sparc-us2e-cpufreq.c @@ -20,8 +20,6 @@ #include <asm/asi.h> #include <asm/timer.h> -static struct cpufreq_driver *cpufreq_us2e_driver; - struct us2e_freq_percpu_info { struct cpufreq_frequency_table table[6]; }; @@ -300,12 +298,19 @@ static int __init us2e_freq_cpu_init(struct cpufreq_policy *policy) static int us2e_freq_cpu_exit(struct cpufreq_policy *policy) { - if (cpufreq_us2e_driver) - us2e_freq_target(policy, 0); - + us2e_freq_target(policy, 0); return 0; } +static struct cpufreq_driver cpufreq_us2e_driver = { + .name = "UltraSPARC-IIe", + .init = us2e_freq_cpu_init, + .verify = cpufreq_generic_frequency_table_verify, + .target_index = us2e_freq_target, + .get = us2e_freq_get, + .exit = us2e_freq_cpu_exit, +}; + static int __init us2e_freq_init(void) { unsigned long manuf, impl, ver; @@ -319,39 +324,15 @@ static int __init us2e_freq_init(void) impl = ((ver >> 32) & 0xffff); if (manuf == 0x17 && impl == 0x13) { - struct cpufreq_driver *driver; - - ret = -ENOMEM; - driver = kzalloc(sizeof(*driver), GFP_KERNEL); - if (!driver) - goto err_out; - - us2e_freq_table = kzalloc((NR_CPUS * sizeof(*us2e_freq_table)), - GFP_KERNEL); + us2e_freq_table = kzalloc(NR_CPUS * sizeof(*us2e_freq_table), + GFP_KERNEL); if (!us2e_freq_table) - goto err_out; - - driver->init = us2e_freq_cpu_init; - driver->verify = cpufreq_generic_frequency_table_verify; - driver->target_index = us2e_freq_target; - driver->get = us2e_freq_get; - driver->exit = us2e_freq_cpu_exit; - strcpy(driver->name, "UltraSPARC-IIe"); + return -ENOMEM; - cpufreq_us2e_driver = driver; - ret = cpufreq_register_driver(driver); + ret = cpufreq_register_driver(&cpufreq_us2e_driver); if (ret) - goto err_out; + kfree(us2e_freq_table); - return 0; - -err_out: - if (driver) { - kfree(driver); - cpufreq_us2e_driver = NULL; - } - kfree(us2e_freq_table); - us2e_freq_table = NULL; return ret; } @@ -360,13 +341,8 @@ err_out: static void __exit us2e_freq_exit(void) { - if (cpufreq_us2e_driver) { - cpufreq_unregister_driver(cpufreq_us2e_driver); - kfree(cpufreq_us2e_driver); - cpufreq_us2e_driver = NULL; - kfree(us2e_freq_table); - us2e_freq_table = NULL; - } + cpufreq_unregister_driver(&cpufreq_us2e_driver); + kfree(us2e_freq_table); } MODULE_AUTHOR("David S. Miller <davem@redhat.com>"); |