From patchwork Fri Apr 3 17:12:48 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Russell King X-Patchwork-Id: 6158361 X-Patchwork-Delegate: geert@linux-m68k.org Return-Path: X-Original-To: patchwork-linux-sh@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork1.web.kernel.org (Postfix) with ESMTP id 3667C9F2EC for ; Fri, 3 Apr 2015 17:13:03 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 58EB8203F4 for ; Fri, 3 Apr 2015 17:13:02 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 5935A203EC for ; Fri, 3 Apr 2015 17:13:01 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753606AbbDCRM4 (ORCPT ); Fri, 3 Apr 2015 13:12:56 -0400 Received: from pandora.arm.linux.org.uk ([78.32.30.218]:33772 "EHLO pandora.arm.linux.org.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753535AbbDCRMz (ORCPT ); Fri, 3 Apr 2015 13:12:55 -0400 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=arm.linux.org.uk; s=pandora-2014; h=Date:Sender:Message-Id:Content-Type:Content-Transfer-Encoding:MIME-Version:Subject:To:From:References:In-Reply-To; bh=zu8hW2fnZnlltn25lsXRSrwEumtEQLu7t2i+AfGDQzk=; b=VQ5i8fT8t/Tbd4n6x1eG+amnfQCFgz5r0MNdNyFxGvESqnAx1amLetS+3Oau0ipFAKs/UqzCSPseuGgkLEyKC1hgFPli0a+hVw5Fmrg/ngWIiy57iPAAx/DR3/iGlEsdtNxUHtj9JTg4BYYsEVdIZfdu7YmVd6TGGp4ZtnBVYOY=; Received: from e0022681537dd.dyn.arm.linux.org.uk ([2001:4d48:ad52:3201:222:68ff:fe15:37dd]:54600 helo=rmk-PC.arm.linux.org.uk) by pandora.arm.linux.org.uk with esmtpsa (TLSv1:DHE-RSA-AES256-SHA:256) (Exim 4.82_1-5b7a7c0-XX) (envelope-from ) id 1Ye59I-0002pd-9v; Fri, 03 Apr 2015 18:12:52 +0100 Received: from rmk by rmk-PC.arm.linux.org.uk with local (Exim 4.76) (envelope-from ) id 1Ye59E-0001BB-7z; Fri, 03 Apr 2015 18:12:48 +0100 In-Reply-To: <20150403171149.GC13898@n2100.arm.linux.org.uk> References: <20150403171149.GC13898@n2100.arm.linux.org.uk> From: Russell King To: alsa-devel@alsa-project.org, linux-arm-kernel@lists.infradead.org, linux-media@vger.kernel.org, linux-omap@vger.kernel.org, linux-sh@vger.kernel.org Subject: [PATCH 05/14] clkdev: use clk_hw internally MIME-Version: 1.0 Content-Disposition: inline Message-Id: Date: Fri, 03 Apr 2015 18:12:48 +0100 Sender: linux-sh-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-sh@vger.kernel.org X-Spam-Status: No, score=-6.8 required=5.0 tests=BAYES_00,DKIM_SIGNED, RCVD_IN_DNSWL_HI,T_DKIM_INVALID,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 Signed-off-by: Russell King --- drivers/clk/clkdev.c | 24 ++++++++++++++++-------- include/linux/clkdev.h | 1 + 2 files changed, 17 insertions(+), 8 deletions(-) diff --git a/drivers/clk/clkdev.c b/drivers/clk/clkdev.c index 5d7746d19445..8e676eafc823 100644 --- a/drivers/clk/clkdev.c +++ b/drivers/clk/clkdev.c @@ -205,7 +205,7 @@ struct clk *clk_get_sys(const char *dev_id, const char *con_id) if (!cl) goto out; - clk = __clk_create_clk(__clk_get_hw(cl->clk), dev_id, con_id); + clk = __clk_create_clk(cl->clk_hw, dev_id, con_id); if (IS_ERR(clk)) goto out; @@ -243,18 +243,26 @@ void clk_put(struct clk *clk) } EXPORT_SYMBOL(clk_put); -void clkdev_add(struct clk_lookup *cl) +static void __clkdev_add(struct clk_lookup *cl) { mutex_lock(&clocks_mutex); list_add_tail(&cl->node, &clocks); mutex_unlock(&clocks_mutex); } + +void clkdev_add(struct clk_lookup *cl) +{ + if (!cl->clk_hw) + cl->clk_hw = __clk_get_hw(cl->clk); + __clkdev_add(cl); +} EXPORT_SYMBOL(clkdev_add); void clkdev_add_table(struct clk_lookup *cl, size_t num) { mutex_lock(&clocks_mutex); while (num--) { + cl->clk_hw = __clk_get_hw(cl->clk); list_add_tail(&cl->node, &clocks); cl++; } @@ -271,7 +279,7 @@ struct clk_lookup_alloc { }; static struct clk_lookup * __init_refok -vclkdev_alloc(struct clk *clk, const char *con_id, const char *dev_fmt, +vclkdev_alloc(struct clk_hw *hw, const char *con_id, const char *dev_fmt, va_list ap) { struct clk_lookup_alloc *cla; @@ -280,7 +288,7 @@ vclkdev_alloc(struct clk *clk, const char *con_id, const char *dev_fmt, if (!cla) return NULL; - cla->cl.clk = clk; + cla->cl.clk_hw = hw; if (con_id) { strlcpy(cla->con_id, con_id, sizeof(cla->con_id)); cla->cl.con_id = cla->con_id; @@ -301,7 +309,7 @@ clkdev_alloc(struct clk *clk, const char *con_id, const char *dev_fmt, ...) va_list ap; va_start(ap, dev_fmt); - cl = vclkdev_alloc(clk, con_id, dev_fmt, ap); + cl = vclkdev_alloc(__clk_get_hw(clk), con_id, dev_fmt, ap); va_end(ap); return cl; @@ -362,7 +370,7 @@ int clk_register_clkdev(struct clk *clk, const char *con_id, return PTR_ERR(clk); va_start(ap, dev_fmt); - cl = vclkdev_alloc(clk, con_id, dev_fmt, ap); + cl = vclkdev_alloc(__clk_get_hw(clk), con_id, dev_fmt, ap); va_end(ap); if (!cl) @@ -393,8 +401,8 @@ int clk_register_clkdevs(struct clk *clk, struct clk_lookup *cl, size_t num) return PTR_ERR(clk); for (i = 0; i < num; i++, cl++) { - cl->clk = clk; - clkdev_add(cl); + cl->clk_hw = __clk_get_hw(clk); + __clkdev_add(cl); } return 0; diff --git a/include/linux/clkdev.h b/include/linux/clkdev.h index eb9b38a79b43..cd93b215e3af 100644 --- a/include/linux/clkdev.h +++ b/include/linux/clkdev.h @@ -22,6 +22,7 @@ struct clk_lookup { const char *dev_id; const char *con_id; struct clk *clk; + struct clk_hw *clk_hw; }; #define CLKDEV_INIT(d, n, c) \