From patchwork Thu Jun 26 07:10:30 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: R Sricharan X-Patchwork-Id: 4426121 Return-Path: X-Original-To: patchwork-linux-omap@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.19.201]) by patchwork2.web.kernel.org (Postfix) with ESMTP id E6590BEEAA for ; Thu, 26 Jun 2014 07:15:39 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 2C31820394 for ; Thu, 26 Jun 2014 07:15:39 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 37A66202EB for ; Thu, 26 Jun 2014 07:15:38 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755979AbaFZHOK (ORCPT ); Thu, 26 Jun 2014 03:14:10 -0400 Received: from comal.ext.ti.com ([198.47.26.152]:35146 "EHLO comal.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755841AbaFZHOH (ORCPT ); Thu, 26 Jun 2014 03:14:07 -0400 Received: from dflxv15.itg.ti.com ([128.247.5.124]) by comal.ext.ti.com (8.13.7/8.13.7) with ESMTP id s5Q7DXcD015515; Thu, 26 Jun 2014 02:13:33 -0500 Received: from DFLE73.ent.ti.com (dfle73.ent.ti.com [128.247.5.110]) by dflxv15.itg.ti.com (8.14.3/8.13.8) with ESMTP id s5Q7DXpd025931; Thu, 26 Jun 2014 02:13:33 -0500 Received: from dlep33.itg.ti.com (157.170.170.75) by DFLE73.ent.ti.com (128.247.5.110) with Microsoft SMTP Server id 14.3.174.1; Thu, 26 Jun 2014 02:13:33 -0500 Received: from uda0393807.india.ti.com. (ileax41-snat.itg.ti.com [10.172.224.153]) by dlep33.itg.ti.com (8.14.3/8.13.8) with ESMTP id s5Q7CTSd000852; Thu, 26 Jun 2014 02:13:29 -0500 From: Sricharan R To: , , , CC: , , , , , , , , Subject: [PATCH V4 12/16] irqchip: crossbar: Add kerneldoc for crossbar_domain_unmap callback Date: Thu, 26 Jun 2014 12:40:30 +0530 Message-ID: <1403766634-18543-13-git-send-email-r.sricharan@ti.com> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1403766634-18543-1-git-send-email-r.sricharan@ti.com> References: <1403766634-18543-1-git-send-email-r.sricharan@ti.com> MIME-Version: 1.0 Sender: linux-omap-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-omap@vger.kernel.org X-Spam-Status: No, score=-6.9 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_HI, T_RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Adding kerneldoc for unmap callback function. Signed-off-by: Sricharan R Acked-by: Santosh Shilimkar --- drivers/irqchip/irq-crossbar.c | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/drivers/irqchip/irq-crossbar.c b/drivers/irqchip/irq-crossbar.c index a8c6156..518d712 100644 --- a/drivers/irqchip/irq-crossbar.c +++ b/drivers/irqchip/irq-crossbar.c @@ -89,6 +89,17 @@ static int crossbar_domain_map(struct irq_domain *d, unsigned int irq, return 0; } +/** + * crossbar_domain_unmap - unmap a crossbar<->irq connection + * @d: domain of irq to unmap + * @irq: virq number + * + * We do not maintain a use count of total number of map/unmap + * calls for a particular irq to find out if a irq can be really + * unmapped. This is because unmap is called during irq_dispose_mapping(irq), + * after which irq is anyways unusable. So an explicit map has to be called + * after that. + */ static void crossbar_domain_unmap(struct irq_domain *d, unsigned int irq) { irq_hw_number_t hw = irq_get_irq_data(irq)->hwirq;