From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932343AbeCDMKj (ORCPT ); Sun, 4 Mar 2018 07:10:39 -0500 Received: from mail-wr0-f194.google.com ([209.85.128.194]:41778 "EHLO mail-wr0-f194.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932254AbeCDMK0 (ORCPT ); Sun, 4 Mar 2018 07:10:26 -0500 X-Google-Smtp-Source: AG47ELvrXO/NbYQ5UtP0yMRLP95yF6DoPZ0ZEyljBrxnawqiJq6/9DGoCa1mh8uSg4r4tghwZmRUXA== From: Bartosz Golaszewski To: Marc Zyngier , Thomas Gleixner Cc: linux-kernel@vger.kernel.org, Bartosz Golaszewski Subject: [PATCH 3/3] irq/irq_sim: return the base of the irq range from irq_sim_init() Date: Sun, 4 Mar 2018 13:10:18 +0100 Message-Id: <20180304121018.640-4-brgl@bgdev.pl> X-Mailer: git-send-email 2.16.1 In-Reply-To: <20180304121018.640-1-brgl@bgdev.pl> References: <20180304121018.640-1-brgl@bgdev.pl> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Returning the base of the allocated interrupt range from irq_sim_init() and devm_irq_sim_init() will allow users to handle the logic of associating irq numbers with any other driver-specific resources without having to use irq_sim_irqnum(). Signed-off-by: Bartosz Golaszewski --- kernel/irq/irq_sim.c | 10 ++++++---- 1 file changed, 6 insertions(+), 4 deletions(-) diff --git a/kernel/irq/irq_sim.c b/kernel/irq/irq_sim.c index 05f0d7c1698a..85690859a2a8 100644 --- a/kernel/irq/irq_sim.c +++ b/kernel/irq/irq_sim.c @@ -50,7 +50,8 @@ static void irq_sim_handle_irq(struct irq_work *work) * @sim: The interrupt simulator object to initialize. * @num_irqs: Number of interrupts to allocate * - * Returns 0 on success and a negative error number on failure. + * On success: return the base of the allocated interrupt range. + * On failure: a negative errno. */ int irq_sim_init(struct irq_sim *sim, unsigned int num_irqs) { @@ -79,7 +80,7 @@ int irq_sim_init(struct irq_sim *sim, unsigned int num_irqs) init_irq_work(&sim->work_ctx.work, irq_sim_handle_irq); sim->irq_count = num_irqs; - return 0; + return sim->irq_base; } EXPORT_SYMBOL_GPL(irq_sim_init); @@ -111,7 +112,8 @@ static void devm_irq_sim_release(struct device *dev, void *res) * @sim: The interrupt simulator object to initialize. * @num_irqs: Number of interrupts to allocate * - * Returns 0 on success and a negative error number on failure. + * On success: return the base of the allocated interrupt range. + * On failure: a negative errno. */ int devm_irq_sim_init(struct device *dev, struct irq_sim *sim, unsigned int num_irqs) @@ -132,7 +134,7 @@ int devm_irq_sim_init(struct device *dev, struct irq_sim *sim, dr->sim = sim; devres_add(dev, dr); - return 0; + return rv; } EXPORT_SYMBOL_GPL(devm_irq_sim_init); -- 2.16.1