Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753121AbaJTJFo (ORCPT ); Mon, 20 Oct 2014 05:05:44 -0400 Received: from mailout1.w1.samsung.com ([210.118.77.11]:47572 "EHLO mailout1.w1.samsung.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753293AbaJTJF0 (ORCPT ); Mon, 20 Oct 2014 05:05:26 -0400 X-AuditID: cbfec7f4-b7f6c6d00000120b-24-5444d0505900 From: Krzysztof Kozlowski To: "Rafael J. Wysocki" , Len Brown , Pavel Machek , Jonathan Corbet , Russell King , Dan Williams , Vinod Koul , Ulf Hansson , Alan Stern , Krzysztof Kozlowski , linux-pm@vger.kernel.org, linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org, dmaengine@vger.kernel.org, Lars-Peter Clausen , Michal Simek Cc: Kyungmin Park , Marek Szyprowski , Bartlomiej Zolnierkiewicz Subject: [PATCH v8 2/5] amba: Add helpers for (un)preparing AMBA clock Date: Mon, 20 Oct 2014 11:04:45 +0200 Message-id: <1413795888-18559-3-git-send-email-k.kozlowski@samsung.com> X-Mailer: git-send-email 1.9.1 In-reply-to: <1413795888-18559-1-git-send-email-k.kozlowski@samsung.com> References: <1413795888-18559-1-git-send-email-k.kozlowski@samsung.com> X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFjrLLMWRmVeSWpSXmKPExsVy+t/xa7oBF1xCDO4tk7TYOGM9q8WTA+2M FtOnXmC0WD31L6vF6xeGFmeb3rBbLJk8n9Vi1pS9TBYL25awWFzeNYfN4nPvEUaL25d5LdYe uctu8e5lhMXdU0fZLM6cvsRqMeH3BTaL42vDLV727WdxEPZoae5h81i85yWTx51re4Csvsms HkveHGL12HK1ncVj9t0fjB59W1YxeqxY/Z3d4/MmOY+9n3+zBHBHcdmkpOZklqUW6dslcGXc ut3CVPCIveLm4SPMDYwn2boYOTkkBEwk5vZ8h7LFJC7cWw9kc3EICSxllJj7ZjMThNPHJLHw ThtYFZuAscTm5UvAqkQEjrNILO65AOYwC0xhlGietJQJpEpYwE3i6fWj7CA2i4CqxP4JM4Fs Dg5eAXeJu99lINbJSZw8NpkVxOYU8JCY3vKYEcQWAirpXriKaQIj7wJGhlWMoqmlyQXFSem5 hnrFibnFpXnpesn5uZsYIVHwZQfj4mNWhxgFOBiVeHgFLF1ChFgTy4orcw8xSnAwK4nwMh0F CvGmJFZWpRblxxeV5qQWH2Jk4uCUamCcIOneeJ+78YXdjTWCB7nMNtbzaP+40F+x8iCv0J/Z tgc2cXUu7ZV/MPEEz1TPk7mHa4VmsC95+GH2domi/Ce1X217JquGnnESWPMiZtuusLMCa8Vr 300KnReVL1fwbV9prtfpg+4XSsTsJ9zdkOqrvCMulqt727LKqEt2m3/tnrV8y8nWpLsblFiK MxINtZiLihMBFvqTX2ACAAA= Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Add amba_pclk_prepare() and amba_pclk_unprepare() inline functions for handling the AMBA bus clock by device drivers. Signed-off-by: Krzysztof Kozlowski --- include/linux/amba/bus.h | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/include/linux/amba/bus.h b/include/linux/amba/bus.h index c324f5700d1a..ac02f9bd63dc 100644 --- a/include/linux/amba/bus.h +++ b/include/linux/amba/bus.h @@ -97,6 +97,16 @@ void amba_release_regions(struct amba_device *); #define amba_pclk_disable(d) \ do { if (!IS_ERR((d)->pclk)) clk_disable((d)->pclk); } while (0) +static inline int amba_pclk_prepare(struct amba_device *dev) +{ + return clk_prepare(dev->pclk); +} + +static inline void amba_pclk_unprepare(struct amba_device *dev) +{ + clk_unprepare(dev->pclk); +} + /* Some drivers don't use the struct amba_device */ #define AMBA_CONFIG_BITS(a) (((a) >> 24) & 0xff) #define AMBA_REV_BITS(a) (((a) >> 20) & 0x0f) -- 1.9.1 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/