cpufreq/amd-pstate: Remove the redundant amd_pstate_set_driver() call

amd_pstate_set_driver() is called twice, once in amd_pstate_init() and once
as part of amd_pstate_register_driver(). Move around code and eliminate
the redundancy.

Signed-off-by: Dhananjay Ugwekar <[email protected]>
Reviewed-by: Mario Limonciello <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Mario Limonciello <[email protected]>

Author: dhananjay-AMD

drivers/cpufreq/amd-pstate.c

@@ -1848,9 +1848,11 @@ static int __init amd_pstate_init(void)
 		return -ENODEV;
 	}
 
-	ret = amd_pstate_set_driver(cppc_state);
-	if (ret)
+	ret = amd_pstate_register_driver(cppc_state);
+	if (ret) {
+		pr_err("failed to register with return %d\n", ret);
 		return ret;
+	}
 
 	/* capability check */
 	if (cpu_feature_enabled(X86_FEATURE_CPPC)) {
@@ -1870,12 +1872,6 @@ static int __init amd_pstate_init(void)
 			return ret;
 	}
 
-	ret = amd_pstate_register_driver(cppc_state);
-	if (ret) {
-		pr_err("failed to register with return %d\n", ret);
-		return ret;
-	}
-
 	dev_root = bus_get_dev_root(&cpu_subsys);
 	if (dev_root) {
 		ret = sysfs_create_group(&dev_root->kobj, &amd_pstate_global_attr_group);