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path: root/drivers/cpufreq/cpufreq.c
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Diffstat (limited to 'drivers/cpufreq/cpufreq.c')
-rw-r--r--drivers/cpufreq/cpufreq.c51
1 files changed, 18 insertions, 33 deletions
diff --git a/drivers/cpufreq/cpufreq.c b/drivers/cpufreq/cpufreq.c
index b55cb67435bd..d6daf3c507d3 100644
--- a/drivers/cpufreq/cpufreq.c
+++ b/drivers/cpufreq/cpufreq.c
@@ -754,11 +754,6 @@ static struct kobj_type ktype_cpufreq = {
754 .release = cpufreq_sysfs_release, 754 .release = cpufreq_sysfs_release,
755}; 755};
756 756
757static struct kobj_type ktype_empty_cpufreq = {
758 .sysfs_ops = &sysfs_ops,
759 .release = cpufreq_sysfs_release,
760};
761
762 757
763/** 758/**
764 * cpufreq_add_dev - add a CPU device 759 * cpufreq_add_dev - add a CPU device
@@ -892,36 +887,26 @@ static int cpufreq_add_dev(struct sys_device *sys_dev)
892 memcpy(&new_policy, policy, sizeof(struct cpufreq_policy)); 887 memcpy(&new_policy, policy, sizeof(struct cpufreq_policy));
893 888
894 /* prepare interface data */ 889 /* prepare interface data */
895 if (!cpufreq_driver->hide_interface) { 890 ret = kobject_init_and_add(&policy->kobj, &ktype_cpufreq, &sys_dev->kobj,
896 ret = kobject_init_and_add(&policy->kobj, &ktype_cpufreq, 891 "cpufreq");
897 &sys_dev->kobj, "cpufreq"); 892 if (ret)
893 goto err_out_driver_exit;
894
895 /* set up files for this cpu device */
896 drv_attr = cpufreq_driver->attr;
897 while ((drv_attr) && (*drv_attr)) {
898 ret = sysfs_create_file(&policy->kobj, &((*drv_attr)->attr));
898 if (ret) 899 if (ret)
899 goto err_out_driver_exit; 900 goto err_out_driver_exit;
900 901 drv_attr++;
901 /* set up files for this cpu device */ 902 }
902 drv_attr = cpufreq_driver->attr; 903 if (cpufreq_driver->get) {
903 while ((drv_attr) && (*drv_attr)) { 904 ret = sysfs_create_file(&policy->kobj, &cpuinfo_cur_freq.attr);
904 ret = sysfs_create_file(&policy->kobj, 905 if (ret)
905 &((*drv_attr)->attr)); 906 goto err_out_driver_exit;
906 if (ret) 907 }
907 goto err_out_driver_exit; 908 if (cpufreq_driver->target) {
908 drv_attr++; 909 ret = sysfs_create_file(&policy->kobj, &scaling_cur_freq.attr);
909 }
910 if (cpufreq_driver->get) {
911 ret = sysfs_create_file(&policy->kobj,
912 &cpuinfo_cur_freq.attr);
913 if (ret)
914 goto err_out_driver_exit;
915 }
916 if (cpufreq_driver->target) {
917 ret = sysfs_create_file(&policy->kobj,
918 &scaling_cur_freq.attr);
919 if (ret)
920 goto err_out_driver_exit;
921 }
922 } else {
923 ret = kobject_init_and_add(&policy->kobj, &ktype_empty_cpufreq,
924 &sys_dev->kobj, "cpufreq");
925 if (ret) 910 if (ret)
926 goto err_out_driver_exit; 911 goto err_out_driver_exit;
927 } 912 }