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Mon, 03 Aug 2020 00:57:46 -0800 Received: from mtkmbs05n2.mediatek.inc (172.21.101.140) by MTKMBS62N1.mediatek.inc (172.29.193.41) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Mon, 3 Aug 2020 01:57:37 -0700 Received: from mtkcas08.mediatek.inc (172.21.101.126) by mtkmbs05n2.mediatek.inc (172.21.101.140) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Mon, 3 Aug 2020 16:57:35 +0800 Received: from mtksdaap41.mediatek.inc (172.21.77.4) by mtkcas08.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Mon, 3 Aug 2020 16:57:35 +0800 From: Hsin-Hsiung Wang To: Mark Brown , Rob Herring , Matthias Brugger Subject: [PATCH 1/3] spmi: Add driver shutdown support Date: Mon, 3 Aug 2020 16:57:25 +0800 Message-ID: <1596445047-2975-2-git-send-email-hsin-hsiung.wang@mediatek.com> X-Mailer: git-send-email 2.6.4 In-Reply-To: <1596445047-2975-1-git-send-email-hsin-hsiung.wang@mediatek.com> References: <1596445047-2975-1-git-send-email-hsin-hsiung.wang@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-20200803_045753_705631_3CBDFE93 X-CRM114-Status: GOOD ( 16.32 ) X-BeenThere: linux-mediatek@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devicetree@vger.kernel.org, srv_heupstream@mediatek.com, Stephen Boyd , linux-arm-msm@vger.kernel.org, Liam Girdwood , linux-kernel@vger.kernel.org, linux-mediatek@lists.infradead.org, Hsin-Hsiung Wang , linux-arm-kernel@lists.infradead.org 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 Add new shutdown() method. Use it in the standard driver model style. Signed-off-by: Hsin-Hsiung Wang --- drivers/spmi/spmi.c | 12 ++++++++++++ drivers/spmi/spmi.c | 12 ++++++++++++ include/linux/spmi.h | 1 + 2 files changed, 13 insertions(+) diff --git a/drivers/spmi/spmi.c b/drivers/spmi/spmi.c index c16b60f..5fde024 100644 --- a/drivers/spmi/spmi.c +++ b/drivers/spmi/spmi.c @@ -357,6 +357,17 @@ static int spmi_drv_remove(struct device *dev) return 0; } +static void spmi_drv_shutdown(struct device *dev) +{ + const struct spmi_driver *sdrv = to_spmi_driver(dev->driver); + + if (!sdrv) + return; + + + if (sdrv->shutdown) + sdrv->shutdown(to_spmi_device(dev)); +} +} + static int spmi_drv_uevent(struct device *dev, struct kobj_uevent_env *env) { int ret; @@ -373,6 +384,7 @@ static struct bus_type spmi_bus_type = { @@ -373,6 +384,7 @@ static struct bus_type spmi_bus_type = { .match = spmi_device_match, .probe = spmi_drv_probe, .remove = spmi_drv_remove, + .shutdown = spmi_drv_shutdown, .uevent = spmi_drv_uevent, }; diff --git a/include/linux/spmi.h b/include/linux/spmi.h index 394a3f6..729bcbf 100644 --- a/include/linux/spmi.h +++ b/include/linux/spmi.h @@ -138,6 +138,7 @@ struct spmi_driver { struct device_driver driver; int (*probe)(struct spmi_device *sdev); void (*remove)(struct spmi_device *sdev); + void (*shutdown)(struct spmi_device *sdev); }; static inline struct spmi_driver *to_spmi_driver(struct device_driver *d) -- 2.6.4 _______________________________________________ Linux-mediatek mailing list Linux-mediatek@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-mediatek