From: Hsin-Hsiung Wang <hsin-hsiung.wang@mediatek.com>
To: Liam Girdwood <lgirdwood@gmail.com>,
Mark Brown <broonie@kernel.org>,
"Rob Herring" <robh+dt@kernel.org>,
Matthias Brugger <matthias.bgg@gmail.com>,
Stephen Boyd <sboyd@kernel.org>
Cc: devicetree@vger.kernel.org, srv_heupstream@mediatek.com,
linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org,
linux-mediatek@lists.infradead.org,
Hsin-Hsiung Wang <hsin-hsiung.wang@mediatek.com>,
linux-arm-kernel@lists.infradead.org
Subject: [PATCH v2 1/3] spmi: Add driver shutdown support
Date: Tue, 20 Oct 2020 17:56:48 +0800 [thread overview]
Message-ID: <1603187810-30481-2-git-send-email-hsin-hsiung.wang@mediatek.com> (raw)
In-Reply-To: <1603187810-30481-1-git-send-email-hsin-hsiung.wang@mediatek.com>
Add new shutdown() method. Use it in the standard driver model style.
Signed-off-by: Hsin-Hsiung Wang <hsin-hsiung.wang@mediatek.com>
---
drivers/spmi/spmi.c | 9 +++++++++
include/linux/spmi.h | 1 +
2 files changed, 10 insertions(+)
diff --git a/drivers/spmi/spmi.c b/drivers/spmi/spmi.c
index c16b60f645a4..161a48ca4acc 100644
--- a/drivers/spmi/spmi.c
+++ b/drivers/spmi/spmi.c
@@ -357,6 +357,14 @@ 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 && 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 +381,7 @@ 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 394a3f68bad5..729bcbf9f5ad 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)
--
2.18.0
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next prev parent reply other threads:[~2020-10-20 9:59 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-10-20 9:56 [PATCH v2 0/3] Add support for MT6315 regulator Hsin-Hsiung Wang
2020-10-20 9:56 ` Hsin-Hsiung Wang [this message]
2020-12-03 8:00 ` [PATCH v2 1/3] spmi: Add driver shutdown support Stephen Boyd
2020-10-20 9:56 ` [PATCH v2 2/3] dt-bindings: regulator: document binding for MT6315 regulator Hsin-Hsiung Wang
2020-10-20 15:31 ` Rob Herring
2020-10-20 15:37 ` Rob Herring
2020-10-20 9:56 ` [PATCH v2 3/3] regulator: mt6315: Add support " Hsin-Hsiung Wang
2020-11-11 4:41 ` Nicolas Boichat
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