From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753107Ab3KKFgn (ORCPT ); Mon, 11 Nov 2013 00:36:43 -0500 Received: from e23smtp06.au.ibm.com ([202.81.31.148]:42222 "EHLO e23smtp06.au.ibm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752973Ab3KKFgJ (ORCPT ); Mon, 11 Nov 2013 00:36:09 -0500 Subject: [PATCH v8 5/7] POWER/cpuidle: Generic POWERPC-BOOK3S CPUIDLE driver supporting PSERIES. To: benh@kernel.crashing.org, linux-pm@lists.linux-foundation.org, linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org From: Deepthi Dharwar Cc: b.zolnierkie@samsung.com, daniel.lezcano@linaro.org, dongsheng.wang@freescale.com, michael@ellerman.id.au, scottwood@freescale.com, srivatsa.bhat@linux.vnet.ibm.com, preeti@linux.vnet.ibm.com, svaidy@linux.vnet.ibm.com Date: Mon, 11 Nov 2013 11:05:47 +0530 Message-ID: <20131111053546.14797.61973.stgit@deepthi.in.ibm.com> In-Reply-To: <20131111053450.14797.75544.stgit@deepthi.in.ibm.com> References: <20131111053450.14797.75544.stgit@deepthi.in.ibm.com> User-Agent: StGit/0.16 MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit X-TM-AS-MML: disable X-Content-Scanned: Fidelis XPS MAILER x-cbid: 13111105-7014-0000-0000-000003E72D56 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This patch includes cleanup and refactoring of the existing code to make the driver POWERPC-BOOK3S generic. * Re-naming the functions from pseries to generic powerpc-book3s. * Re-naming the backend driver from pseries_idle to powerpc_book3s_idle. Signed-off-by: Deepthi Dharwar Acked-by: Daniel Lezcano --- drivers/cpuidle/cpuidle-powerpc-book3s.c | 32 +++++++++++++++--------------- 1 file changed, 16 insertions(+), 16 deletions(-) diff --git a/drivers/cpuidle/cpuidle-powerpc-book3s.c b/drivers/cpuidle/cpuidle-powerpc-book3s.c index fe8ea0c..7b785ff 100644 --- a/drivers/cpuidle/cpuidle-powerpc-book3s.c +++ b/drivers/cpuidle/cpuidle-powerpc-book3s.c @@ -20,8 +20,8 @@ #include #include -struct cpuidle_driver pseries_idle_driver = { - .name = "pseries_idle", +struct cpuidle_driver powerpc_book3s_idle_driver = { + .name = "powerpc_book3s_idle", .owner = THIS_MODULE, }; @@ -182,7 +182,7 @@ void update_smt_snooze_delay(int cpu, int residency) drv->states[1].target_residency = residency; } -static int pseries_cpuidle_add_cpu_notifier(struct notifier_block *n, +static int powerpc_book3s_cpuidle_add_cpu_notifier(struct notifier_block *n, unsigned long action, void *hcpu) { int hotcpu = (unsigned long)hcpu; @@ -213,16 +213,16 @@ static int pseries_cpuidle_add_cpu_notifier(struct notifier_block *n, } static struct notifier_block setup_hotplug_notifier = { - .notifier_call = pseries_cpuidle_add_cpu_notifier, + .notifier_call = powerpc_book3s_cpuidle_add_cpu_notifier, }; /* - * pseries_cpuidle_driver_init() + * powerpc_book3s_cpuidle_driver_init() */ -static int pseries_cpuidle_driver_init(void) +static int powerpc_book3s_cpuidle_driver_init(void) { int idle_state; - struct cpuidle_driver *drv = &pseries_idle_driver; + struct cpuidle_driver *drv = &powerpc_book3s_idle_driver; drv->state_count = 0; for (idle_state = 0; idle_state < max_idle_state; ++idle_state) { @@ -241,10 +241,10 @@ static int pseries_cpuidle_driver_init(void) } /* - * pseries_idle_probe() + * powerpc_book3s_idle_probe() * Choose state table for shared versus dedicated partition */ -static int pseries_idle_probe(void) +static int powerpc_book3s_idle_probe(void) { if (cpuidle_disable != IDLE_NO_OVERRIDE) @@ -264,24 +264,24 @@ static int pseries_idle_probe(void) return 0; } -static int __init pseries_processor_idle_init(void) +static int __init powerpc_book3s_processor_idle_init(void) { int retval; - retval = pseries_idle_probe(); + retval = powerpc_book3s_idle_probe(); if (retval) return retval; - pseries_cpuidle_driver_init(); - retval = cpuidle_register(&pseries_idle_driver, NULL); + powerpc_book3s_cpuidle_driver_init(); + retval = cpuidle_register(&powerpc_book3s_idle_driver, NULL); if (retval) { - printk(KERN_DEBUG "Registration of pseries driver failed.\n"); + printk(KERN_DEBUG "Registration of powerpc_book3s_idle driver failed.\n"); return retval; } register_cpu_notifier(&setup_hotplug_notifier); - printk(KERN_DEBUG "pseries_idle_driver registered\n"); + printk(KERN_DEBUG "powerpc_book3s_idle registered\n"); return 0; } -device_initcall(pseries_processor_idle_init); +device_initcall(powerpc_book3s_processor_idle_init);