From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-16.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,UNPARSEABLE_RELAY,URIBL_BLOCKED, USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 16043C432BE for ; Fri, 30 Jul 2021 02:55:23 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 015F561008 for ; Fri, 30 Jul 2021 02:55:22 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229749AbhG3CzZ (ORCPT ); Thu, 29 Jul 2021 22:55:25 -0400 Received: from mailgw01.mediatek.com ([60.244.123.138]:50016 "EHLO mailgw01.mediatek.com" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S235531AbhG3CzY (ORCPT ); Thu, 29 Jul 2021 22:55:24 -0400 X-UUID: 6d94210d00414fb2a086e6ccc9a6951a-20210730 X-UUID: 6d94210d00414fb2a086e6ccc9a6951a-20210730 Received: from mtkmbs10n1.mediatek.inc [(172.21.101.34)] by mailgw01.mediatek.com (envelope-from ) (Generic MTA with TLSv1.2 ECDHE-RSA-AES256-GCM-SHA384 256/256) with ESMTP id 254899857; Fri, 30 Jul 2021 10:55:16 +0800 Received: from MTKCAS06.mediatek.inc (172.21.101.30) by mtkmbs07n2.mediatek.inc (172.21.101.141) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Fri, 30 Jul 2021 10:55:14 +0800 Received: from localhost.localdomain (10.17.3.153) by MTKCAS06.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Fri, 30 Jul 2021 10:55:09 +0800 From: Yong Wu To: Matthias Brugger , Joerg Roedel , Rob Herring , Krzysztof Kozlowski , David Airlie , Mauro Carvalho Chehab CC: Evan Green , Robin Murphy , Tomasz Figa , Will Deacon , , , , , , , , , Nicolas Boichat , Matthias Kaehlcke , , , , , , , Daniel Vetter , Chun-Kuang Hu , Philipp Zabel , Xia Jiang , Tiffany Lin , Dafna Hirschfeld , Hsin-Yi Wang , Eizan Miyamoto , , Frank Wunderlich Subject: [PATCH v7 10/12] memory: mtk-smi: Get rid of mtk_smi_larb_get/put Date: Fri, 30 Jul 2021 10:52:36 +0800 Message-ID: <20210730025238.22456-11-yong.wu@mediatek.com> X-Mailer: git-send-email 2.18.0 In-Reply-To: <20210730025238.22456-1-yong.wu@mediatek.com> References: <20210730025238.22456-1-yong.wu@mediatek.com> MIME-Version: 1.0 Content-Type: text/plain X-MTK: N Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org After adding device_link between the iommu consumer and smi-larb, the pm_runtime_get(_sync) of smi-larb and smi-common will be called automatically. we can get rid of mtk_smi_larb_get/put. CC: Matthias Brugger Signed-off-by: Yong Wu Reviewed-by: Evan Green Acked-by: Krzysztof Kozlowski Acked-by: Matthias Brugger Reviewed-by: Dafna Hirschfeld Tested-by: Dafna Hirschfeld # on mt8173 --- drivers/memory/mtk-smi.c | 14 -------------- include/soc/mediatek/smi.h | 20 -------------------- 2 files changed, 34 deletions(-) diff --git a/drivers/memory/mtk-smi.c b/drivers/memory/mtk-smi.c index c5fb51f73b34..7c61c924e220 100644 --- a/drivers/memory/mtk-smi.c +++ b/drivers/memory/mtk-smi.c @@ -134,20 +134,6 @@ static void mtk_smi_clk_disable(const struct mtk_smi *smi) clk_disable_unprepare(smi->clk_apb); } -int mtk_smi_larb_get(struct device *larbdev) -{ - int ret = pm_runtime_resume_and_get(larbdev); - - return (ret < 0) ? ret : 0; -} -EXPORT_SYMBOL_GPL(mtk_smi_larb_get); - -void mtk_smi_larb_put(struct device *larbdev) -{ - pm_runtime_put_sync(larbdev); -} -EXPORT_SYMBOL_GPL(mtk_smi_larb_put); - static int mtk_smi_larb_bind(struct device *dev, struct device *master, void *data) { diff --git a/include/soc/mediatek/smi.h b/include/soc/mediatek/smi.h index 15e3397cec58..11f7d6b59642 100644 --- a/include/soc/mediatek/smi.h +++ b/include/soc/mediatek/smi.h @@ -19,26 +19,6 @@ struct mtk_smi_larb_iommu { unsigned char bank[32]; }; -/* - * mtk_smi_larb_get: Enable the power domain and clocks for this local arbiter. - * It also initialize some basic setting(like iommu). - * mtk_smi_larb_put: Disable the power domain and clocks for this local arbiter. - * Both should be called in non-atomic context. - * - * Returns 0 if successful, negative on failure. - */ -int mtk_smi_larb_get(struct device *larbdev); -void mtk_smi_larb_put(struct device *larbdev); - -#else - -static inline int mtk_smi_larb_get(struct device *larbdev) -{ - return 0; -} - -static inline void mtk_smi_larb_put(struct device *larbdev) { } - #endif #endif -- 2.18.0 From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-16.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,UNPARSEABLE_RELAY,URIBL_BLOCKED, USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 7809FC4338F for ; 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Fri, 30 Jul 2021 10:55:16 +0800 Received: from MTKCAS06.mediatek.inc (172.21.101.30) by mtkmbs07n2.mediatek.inc (172.21.101.141) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Fri, 30 Jul 2021 10:55:14 +0800 Received: from localhost.localdomain (10.17.3.153) by MTKCAS06.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Fri, 30 Jul 2021 10:55:09 +0800 From: Yong Wu To: Matthias Brugger , Joerg Roedel , Rob Herring , Krzysztof Kozlowski , David Airlie , Mauro Carvalho Chehab Subject: [PATCH v7 10/12] memory: mtk-smi: Get rid of mtk_smi_larb_get/put Date: Fri, 30 Jul 2021 10:52:36 +0800 Message-ID: <20210730025238.22456-11-yong.wu@mediatek.com> X-Mailer: git-send-email 2.18.0 In-Reply-To: <20210730025238.22456-1-yong.wu@mediatek.com> References: <20210730025238.22456-1-yong.wu@mediatek.com> MIME-Version: 1.0 X-MTK: N Cc: Xia Jiang , Dafna Hirschfeld , Chun-Kuang Hu , Will Deacon , dri-devel@lists.freedesktop.org, anthony.huang@mediatek.com, youlin.pei@mediatek.com, Nicolas Boichat , Evan Green , Eizan Miyamoto , Matthias Kaehlcke , linux-arm-kernel@lists.infradead.org, linux-media@vger.kernel.org, devicetree@vger.kernel.org, Philipp Zabel , Frank Wunderlich , yi.kuo@mediatek.com, linux-mediatek@lists.infradead.org, Hsin-Yi Wang , ming-fan.chen@mediatek.com, Tiffany Lin , anan.sun@mediatek.com, srv_heupstream@mediatek.com, acourbot@chromium.org, linux-kernel@vger.kernel.org, iommu@lists.linux-foundation.org, Daniel Vetter , Robin Murphy X-BeenThere: iommu@lists.linux-foundation.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: Development issues for Linux IOMMU support List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: iommu-bounces@lists.linux-foundation.org Sender: "iommu" After adding device_link between the iommu consumer and smi-larb, the pm_runtime_get(_sync) of smi-larb and smi-common will be called automatically. we can get rid of mtk_smi_larb_get/put. CC: Matthias Brugger Signed-off-by: Yong Wu Reviewed-by: Evan Green Acked-by: Krzysztof Kozlowski Acked-by: Matthias Brugger Reviewed-by: Dafna Hirschfeld Tested-by: Dafna Hirschfeld # on mt8173 --- drivers/memory/mtk-smi.c | 14 -------------- include/soc/mediatek/smi.h | 20 -------------------- 2 files changed, 34 deletions(-) diff --git a/drivers/memory/mtk-smi.c b/drivers/memory/mtk-smi.c index c5fb51f73b34..7c61c924e220 100644 --- a/drivers/memory/mtk-smi.c +++ b/drivers/memory/mtk-smi.c @@ -134,20 +134,6 @@ static void mtk_smi_clk_disable(const struct mtk_smi *smi) clk_disable_unprepare(smi->clk_apb); } -int mtk_smi_larb_get(struct device *larbdev) -{ - int ret = pm_runtime_resume_and_get(larbdev); - - return (ret < 0) ? ret : 0; -} -EXPORT_SYMBOL_GPL(mtk_smi_larb_get); - -void mtk_smi_larb_put(struct device *larbdev) -{ - pm_runtime_put_sync(larbdev); -} -EXPORT_SYMBOL_GPL(mtk_smi_larb_put); - static int mtk_smi_larb_bind(struct device *dev, struct device *master, void *data) { diff --git a/include/soc/mediatek/smi.h b/include/soc/mediatek/smi.h index 15e3397cec58..11f7d6b59642 100644 --- a/include/soc/mediatek/smi.h +++ b/include/soc/mediatek/smi.h @@ -19,26 +19,6 @@ struct mtk_smi_larb_iommu { unsigned char bank[32]; }; -/* - * mtk_smi_larb_get: Enable the power domain and clocks for this local arbiter. - * It also initialize some basic setting(like iommu). - * mtk_smi_larb_put: Disable the power domain and clocks for this local arbiter. - * Both should be called in non-atomic context. - * - * Returns 0 if successful, negative on failure. - */ -int mtk_smi_larb_get(struct device *larbdev); -void mtk_smi_larb_put(struct device *larbdev); - -#else - -static inline int mtk_smi_larb_get(struct device *larbdev) -{ - return 0; -} - -static inline void mtk_smi_larb_put(struct device *larbdev) { } - #endif #endif -- 2.18.0 _______________________________________________ iommu mailing list iommu@lists.linux-foundation.org https://lists.linuxfoundation.org/mailman/listinfo/iommu From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-17.5 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,UNPARSEABLE_RELAY, URIBL_BLOCKED,USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 55C55C4338F for ; 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Fri, 30 Jul 2021 10:55:09 +0800 From: Yong Wu To: Matthias Brugger , Joerg Roedel , Rob Herring , Krzysztof Kozlowski , David Airlie , "Mauro Carvalho Chehab" CC: Evan Green , Robin Murphy , Tomasz Figa , Will Deacon , , , , , , , , , Nicolas Boichat , Matthias Kaehlcke , , , , , , , Daniel Vetter , Chun-Kuang Hu , Philipp Zabel , Xia Jiang , Tiffany Lin , Dafna Hirschfeld , Hsin-Yi Wang , "Eizan Miyamoto" , , Frank Wunderlich Subject: [PATCH v7 10/12] memory: mtk-smi: Get rid of mtk_smi_larb_get/put Date: Fri, 30 Jul 2021 10:52:36 +0800 Message-ID: <20210730025238.22456-11-yong.wu@mediatek.com> X-Mailer: git-send-email 2.18.0 In-Reply-To: <20210730025238.22456-1-yong.wu@mediatek.com> References: <20210730025238.22456-1-yong.wu@mediatek.com> MIME-Version: 1.0 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210729_200520_593684_F8BEA3B0 X-CRM114-Status: GOOD ( 13.77 ) X-BeenThere: linux-mediatek@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "Linux-mediatek" Errors-To: linux-mediatek-bounces+linux-mediatek=archiver.kernel.org@lists.infradead.org After adding device_link between the iommu consumer and smi-larb, the pm_runtime_get(_sync) of smi-larb and smi-common will be called automatically. we can get rid of mtk_smi_larb_get/put. CC: Matthias Brugger Signed-off-by: Yong Wu Reviewed-by: Evan Green Acked-by: Krzysztof Kozlowski Acked-by: Matthias Brugger Reviewed-by: Dafna Hirschfeld Tested-by: Dafna Hirschfeld # on mt8173 --- drivers/memory/mtk-smi.c | 14 -------------- include/soc/mediatek/smi.h | 20 -------------------- 2 files changed, 34 deletions(-) diff --git a/drivers/memory/mtk-smi.c b/drivers/memory/mtk-smi.c index c5fb51f73b34..7c61c924e220 100644 --- a/drivers/memory/mtk-smi.c +++ b/drivers/memory/mtk-smi.c @@ -134,20 +134,6 @@ static void mtk_smi_clk_disable(const struct mtk_smi *smi) clk_disable_unprepare(smi->clk_apb); } -int mtk_smi_larb_get(struct device *larbdev) -{ - int ret = pm_runtime_resume_and_get(larbdev); - - return (ret < 0) ? ret : 0; -} -EXPORT_SYMBOL_GPL(mtk_smi_larb_get); - -void mtk_smi_larb_put(struct device *larbdev) -{ - pm_runtime_put_sync(larbdev); -} -EXPORT_SYMBOL_GPL(mtk_smi_larb_put); - static int mtk_smi_larb_bind(struct device *dev, struct device *master, void *data) { diff --git a/include/soc/mediatek/smi.h b/include/soc/mediatek/smi.h index 15e3397cec58..11f7d6b59642 100644 --- a/include/soc/mediatek/smi.h +++ b/include/soc/mediatek/smi.h @@ -19,26 +19,6 @@ struct mtk_smi_larb_iommu { unsigned char bank[32]; }; -/* - * mtk_smi_larb_get: Enable the power domain and clocks for this local arbiter. - * It also initialize some basic setting(like iommu). - * mtk_smi_larb_put: Disable the power domain and clocks for this local arbiter. - * Both should be called in non-atomic context. - * - * Returns 0 if successful, negative on failure. - */ -int mtk_smi_larb_get(struct device *larbdev); -void mtk_smi_larb_put(struct device *larbdev); - -#else - -static inline int mtk_smi_larb_get(struct device *larbdev) -{ - return 0; -} - -static inline void mtk_smi_larb_put(struct device *larbdev) { } - #endif #endif -- 2.18.0 _______________________________________________ Linux-mediatek mailing list Linux-mediatek@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-mediatek From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-17.5 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,UNPARSEABLE_RELAY, URIBL_BLOCKED,USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id A6361C4338F for ; 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Fri, 30 Jul 2021 10:55:09 +0800 From: Yong Wu To: Matthias Brugger , Joerg Roedel , Rob Herring , Krzysztof Kozlowski , David Airlie , "Mauro Carvalho Chehab" CC: Evan Green , Robin Murphy , Tomasz Figa , Will Deacon , , , , , , , , , Nicolas Boichat , Matthias Kaehlcke , , , , , , , Daniel Vetter , Chun-Kuang Hu , Philipp Zabel , Xia Jiang , Tiffany Lin , Dafna Hirschfeld , Hsin-Yi Wang , "Eizan Miyamoto" , , Frank Wunderlich Subject: [PATCH v7 10/12] memory: mtk-smi: Get rid of mtk_smi_larb_get/put Date: Fri, 30 Jul 2021 10:52:36 +0800 Message-ID: <20210730025238.22456-11-yong.wu@mediatek.com> X-Mailer: git-send-email 2.18.0 In-Reply-To: <20210730025238.22456-1-yong.wu@mediatek.com> References: <20210730025238.22456-1-yong.wu@mediatek.com> MIME-Version: 1.0 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210729_200520_593684_F8BEA3B0 X-CRM114-Status: GOOD ( 13.77 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org After adding device_link between the iommu consumer and smi-larb, the pm_runtime_get(_sync) of smi-larb and smi-common will be called automatically. we can get rid of mtk_smi_larb_get/put. CC: Matthias Brugger Signed-off-by: Yong Wu Reviewed-by: Evan Green Acked-by: Krzysztof Kozlowski Acked-by: Matthias Brugger Reviewed-by: Dafna Hirschfeld Tested-by: Dafna Hirschfeld # on mt8173 --- drivers/memory/mtk-smi.c | 14 -------------- include/soc/mediatek/smi.h | 20 -------------------- 2 files changed, 34 deletions(-) diff --git a/drivers/memory/mtk-smi.c b/drivers/memory/mtk-smi.c index c5fb51f73b34..7c61c924e220 100644 --- a/drivers/memory/mtk-smi.c +++ b/drivers/memory/mtk-smi.c @@ -134,20 +134,6 @@ static void mtk_smi_clk_disable(const struct mtk_smi *smi) clk_disable_unprepare(smi->clk_apb); } -int mtk_smi_larb_get(struct device *larbdev) -{ - int ret = pm_runtime_resume_and_get(larbdev); - - return (ret < 0) ? ret : 0; -} -EXPORT_SYMBOL_GPL(mtk_smi_larb_get); - -void mtk_smi_larb_put(struct device *larbdev) -{ - pm_runtime_put_sync(larbdev); -} -EXPORT_SYMBOL_GPL(mtk_smi_larb_put); - static int mtk_smi_larb_bind(struct device *dev, struct device *master, void *data) { diff --git a/include/soc/mediatek/smi.h b/include/soc/mediatek/smi.h index 15e3397cec58..11f7d6b59642 100644 --- a/include/soc/mediatek/smi.h +++ b/include/soc/mediatek/smi.h @@ -19,26 +19,6 @@ struct mtk_smi_larb_iommu { unsigned char bank[32]; }; -/* - * mtk_smi_larb_get: Enable the power domain and clocks for this local arbiter. - * It also initialize some basic setting(like iommu). - * mtk_smi_larb_put: Disable the power domain and clocks for this local arbiter. - * Both should be called in non-atomic context. - * - * Returns 0 if successful, negative on failure. - */ -int mtk_smi_larb_get(struct device *larbdev); -void mtk_smi_larb_put(struct device *larbdev); - -#else - -static inline int mtk_smi_larb_get(struct device *larbdev) -{ - return 0; -} - -static inline void mtk_smi_larb_put(struct device *larbdev) { } - #endif #endif -- 2.18.0 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-16.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,UNPARSEABLE_RELAY,URIBL_BLOCKED, USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 805D5C432BE for ; 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Fri, 30 Jul 2021 10:55:16 +0800 Received: from MTKCAS06.mediatek.inc (172.21.101.30) by mtkmbs07n2.mediatek.inc (172.21.101.141) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Fri, 30 Jul 2021 10:55:14 +0800 Received: from localhost.localdomain (10.17.3.153) by MTKCAS06.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Fri, 30 Jul 2021 10:55:09 +0800 From: Yong Wu To: Matthias Brugger , Joerg Roedel , Rob Herring , Krzysztof Kozlowski , David Airlie , Mauro Carvalho Chehab Subject: [PATCH v7 10/12] memory: mtk-smi: Get rid of mtk_smi_larb_get/put Date: Fri, 30 Jul 2021 10:52:36 +0800 Message-ID: <20210730025238.22456-11-yong.wu@mediatek.com> X-Mailer: git-send-email 2.18.0 In-Reply-To: <20210730025238.22456-1-yong.wu@mediatek.com> References: <20210730025238.22456-1-yong.wu@mediatek.com> MIME-Version: 1.0 Content-Type: text/plain X-MTK: N X-Mailman-Approved-At: Fri, 30 Jul 2021 06:27:41 +0000 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Xia Jiang , Dafna Hirschfeld , Chun-Kuang Hu , Will Deacon , dri-devel@lists.freedesktop.org, anthony.huang@mediatek.com, youlin.pei@mediatek.com, Nicolas Boichat , Evan Green , Eizan Miyamoto , Matthias Kaehlcke , linux-arm-kernel@lists.infradead.org, linux-media@vger.kernel.org, devicetree@vger.kernel.org, Frank Wunderlich , yi.kuo@mediatek.com, linux-mediatek@lists.infradead.org, Hsin-Yi Wang , ming-fan.chen@mediatek.com, Tiffany Lin , yong.wu@mediatek.com, anan.sun@mediatek.com, srv_heupstream@mediatek.com, acourbot@chromium.org, linux-kernel@vger.kernel.org, Tomasz Figa , iommu@lists.linux-foundation.org, Robin Murphy Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" After adding device_link between the iommu consumer and smi-larb, the pm_runtime_get(_sync) of smi-larb and smi-common will be called automatically. we can get rid of mtk_smi_larb_get/put. CC: Matthias Brugger Signed-off-by: Yong Wu Reviewed-by: Evan Green Acked-by: Krzysztof Kozlowski Acked-by: Matthias Brugger Reviewed-by: Dafna Hirschfeld Tested-by: Dafna Hirschfeld # on mt8173 --- drivers/memory/mtk-smi.c | 14 -------------- include/soc/mediatek/smi.h | 20 -------------------- 2 files changed, 34 deletions(-) diff --git a/drivers/memory/mtk-smi.c b/drivers/memory/mtk-smi.c index c5fb51f73b34..7c61c924e220 100644 --- a/drivers/memory/mtk-smi.c +++ b/drivers/memory/mtk-smi.c @@ -134,20 +134,6 @@ static void mtk_smi_clk_disable(const struct mtk_smi *smi) clk_disable_unprepare(smi->clk_apb); } -int mtk_smi_larb_get(struct device *larbdev) -{ - int ret = pm_runtime_resume_and_get(larbdev); - - return (ret < 0) ? ret : 0; -} -EXPORT_SYMBOL_GPL(mtk_smi_larb_get); - -void mtk_smi_larb_put(struct device *larbdev) -{ - pm_runtime_put_sync(larbdev); -} -EXPORT_SYMBOL_GPL(mtk_smi_larb_put); - static int mtk_smi_larb_bind(struct device *dev, struct device *master, void *data) { diff --git a/include/soc/mediatek/smi.h b/include/soc/mediatek/smi.h index 15e3397cec58..11f7d6b59642 100644 --- a/include/soc/mediatek/smi.h +++ b/include/soc/mediatek/smi.h @@ -19,26 +19,6 @@ struct mtk_smi_larb_iommu { unsigned char bank[32]; }; -/* - * mtk_smi_larb_get: Enable the power domain and clocks for this local arbiter. - * It also initialize some basic setting(like iommu). - * mtk_smi_larb_put: Disable the power domain and clocks for this local arbiter. - * Both should be called in non-atomic context. - * - * Returns 0 if successful, negative on failure. - */ -int mtk_smi_larb_get(struct device *larbdev); -void mtk_smi_larb_put(struct device *larbdev); - -#else - -static inline int mtk_smi_larb_get(struct device *larbdev) -{ - return 0; -} - -static inline void mtk_smi_larb_put(struct device *larbdev) { } - #endif #endif -- 2.18.0