diff mbox

[RFC,5/6] serio: add serial configuration functions

Message ID 20160824232437.9446-7-robh@kernel.org
State New
Headers show

Commit Message

Rob Herring (Arm) Aug. 24, 2016, 11:24 p.m. UTC 
Just stub functions ATM.

Signed-off-by: Rob Herring <robh@kernel.org>

---
 include/linux/serio.h | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

-- 
2.9.3

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diff mbox

Patch

diff --git a/include/linux/serio.h b/include/linux/serio.h
index 5d0b69f..5bf1754 100644
--- a/include/linux/serio.h
+++ b/include/linux/serio.h
@@ -41,6 +41,8 @@  struct serio {
 	void (*close)(struct serio *);
 	int (*start)(struct serio *);
 	void (*stop)(struct serio *);
+	void (*set_flow_control)(struct serio *, bool);
+	unsigned int (*set_baudrate)(struct serio *, unsigned int);
 
 	struct serio *parent;
 	/* Entry in parent->children list */
@@ -170,6 +172,20 @@  static inline void serio_drv_write_wakeup(struct serio *serio)
 		serio->drv->write_wakeup(serio);
 }
 
+static inline void serio_set_flow_control(struct serio *serio, bool enable)
+{
+	if (serio->set_flow_control)
+		serio->set_flow_control(serio, enable);
+}
+
+static inline unsigned int serio_set_baudrate(struct serio *serio, unsigned int speed)
+{
+	if (serio->set_baudrate)
+		return serio->set_baudrate(serio, speed);
+
+	return 0;
+}
+
 /*
  * Use the following functions to manipulate serio's per-port
  * driver-specific data.