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From: Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com>
To: jikos@kernel.org
Cc: benjamin.tissoires@redhat.com, linux-input@vger.kernel.org,
	linux-kernel@vger.kernel.org, Even Xu <even.xu@intel.com>
Subject: [PATCH 1/9] hid: intel-ish-hid: ishtp: add helper function for driver data get/set
Date: Tue, 11 Sep 2018 16:44:13 -0700	[thread overview]
Message-ID: <20180911234421.10691-2-srinivas.pandruvada@linux.intel.com> (raw)
In-Reply-To: <20180911234421.10691-1-srinivas.pandruvada@linux.intel.com>

From: Even Xu <even.xu@intel.com>

Add helper function ishtp_set_drvdata() and ishtp_get_drvdata() for
different ISH client drivers to set/get private driver data.

Signed-off-by: Even Xu <even.xu@intel.com>
Reviewed-by: Andriy Shevchenko <andriy.shevchenko@intel.com>
Acked-by: Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com>
---
 drivers/hid/intel-ish-hid/ishtp/bus.c | 27 +++++++++++++++++++++++++++
 drivers/hid/intel-ish-hid/ishtp/bus.h |  3 +++
 2 files changed, 30 insertions(+)

diff --git a/drivers/hid/intel-ish-hid/ishtp/bus.c b/drivers/hid/intel-ish-hid/ishtp/bus.c
index 2623a567ffba..d5db5e96e4a1 100644
--- a/drivers/hid/intel-ish-hid/ishtp/bus.c
+++ b/drivers/hid/intel-ish-hid/ishtp/bus.c
@@ -563,6 +563,33 @@ void ishtp_put_device(struct ishtp_cl_device *cl_device)
 }
 EXPORT_SYMBOL(ishtp_put_device);
 
+/**
+ * ishtp_set_drvdata() - set client driver data
+ * @cl_device:	client device instance
+ * @data:	driver data need to be set
+ *
+ * Set client driver data to cl_device->driver_data.
+ */
+void ishtp_set_drvdata(struct ishtp_cl_device *cl_device, void *data)
+{
+	cl_device->driver_data = data;
+}
+EXPORT_SYMBOL(ishtp_set_drvdata);
+
+/**
+ * ishtp_get_drvdata() - get client driver data
+ * @cl_device:	client device instance
+ *
+ * Get client driver data from cl_device->driver_data.
+ *
+ * Return: pointer of driver data
+ */
+void *ishtp_get_drvdata(struct ishtp_cl_device *cl_device)
+{
+	return cl_device->driver_data;
+}
+EXPORT_SYMBOL(ishtp_get_drvdata);
+
 /**
  * ishtp_bus_new_client() - Create a new client
  * @dev:	ISHTP device instance
diff --git a/drivers/hid/intel-ish-hid/ishtp/bus.h b/drivers/hid/intel-ish-hid/ishtp/bus.h
index a1ffae7f26ad..88883311667e 100644
--- a/drivers/hid/intel-ish-hid/ishtp/bus.h
+++ b/drivers/hid/intel-ish-hid/ishtp/bus.h
@@ -101,6 +101,9 @@ void	ishtp_reset_compl_handler(struct ishtp_device *dev);
 void	ishtp_put_device(struct ishtp_cl_device *);
 void	ishtp_get_device(struct ishtp_cl_device *);
 
+void	ishtp_set_drvdata(struct ishtp_cl_device *cl_device, void *data);
+void	*ishtp_get_drvdata(struct ishtp_cl_device *cl_device);
+
 int	__ishtp_cl_driver_register(struct ishtp_cl_driver *driver,
 				   struct module *owner);
 #define ishtp_cl_driver_register(driver)		\
-- 
2.17.1


  reply	other threads:[~2018-09-11 23:45 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-09-11 23:44 [PATCH 0/9] HID: intel ISH: Cleanup patches Srinivas Pandruvada
2018-09-11 23:44 ` Srinivas Pandruvada [this message]
2018-09-11 23:44 ` [PATCH 2/9] hid: intel-ish-hid: use helper function for private driver data set/get Srinivas Pandruvada
2018-09-11 23:44 ` [PATCH 3/9] hid: intel-ish-hid: ishtp: add helper functions for client buffer operation Srinivas Pandruvada
2018-09-11 23:44 ` [PATCH 4/9] hid: intel-ish-hid: use helper function to access client buffer Srinivas Pandruvada
2018-09-11 23:44 ` [PATCH 5/9] hid: intel-ish-hid: ishtp: add helper function for client search Srinivas Pandruvada
2018-09-11 23:44 ` [PATCH 6/9] hid: intel-ish-hid: use helper function to search client id Srinivas Pandruvada
2018-09-11 23:44 ` [PATCH 7/9] HID: intel_ish-hid: Enhance API to get ring buffer sizes Srinivas Pandruvada
2018-09-11 23:44 ` [PATCH 8/9] HID: intel-ish-hid: use resource-managed api Srinivas Pandruvada
2018-09-11 23:44 ` [PATCH 9/9] HID: intel-ish-hid: using list_head for ipc write queue Srinivas Pandruvada
2018-09-24  9:21 ` [PATCH 0/9] HID: intel ISH: Cleanup patches Jiri Kosina

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