From 16fbcdc0b5b73024ab0f41b7d505f3265bf136f0 Mon Sep 17 00:00:00 2001
From: inmarket <andrewh@inmarket.com.au>
Date: Wed, 17 Sep 2014 09:33:07 +1000
Subject: [PATCH] Convert GDRIVER instance numbers to unsigned.

---
 src/gdriver/gdriver_gdriver.c | 14 +++++++-------
 src/gdriver/sys_defs.h        |  6 +++---
 2 files changed, 10 insertions(+), 10 deletions(-)

diff --git a/src/gdriver/gdriver_gdriver.c b/src/gdriver/gdriver_gdriver.c
index 90a1d932..0a53aaf7 100644
--- a/src/gdriver/gdriver_gdriver.c
+++ b/src/gdriver/gdriver_gdriver.c
@@ -34,9 +34,9 @@ void _gdriverDeinit(void) {
 
 
 GDriver *gdriverRegister(const GDriverVMT *vmt) {
-	GDriver *pd;
-	GDriver *dtail;
-	int		dinstance, sinstance;
+	GDriver *	pd;
+	GDriver *	dtail;
+	unsigned	dinstance, sinstance;
 
 	// Loop to find the driver instance and the system instance numbers
 	dinstance = sinstance = 0;
@@ -98,9 +98,9 @@ void gdriverUnRegister(GDriver *driver) {
 	gfxFree(driver);
 }
 
-GDriver *gdriverGetInstance(uint16_t type, int instance) {
+GDriver *gdriverGetInstance(uint16_t type, unsigned instance) {
 	GDriver		*pd;
-	int			sinstance;
+	unsigned	sinstance;
 
 	// Loop to find the system instance
 	sinstance = 0;
@@ -114,9 +114,9 @@ GDriver *gdriverGetInstance(uint16_t type, int instance) {
 	return 0;
 }
 
-int gdriverInstanceCount(uint16_t type) {
+unsigned gdriverInstanceCount(uint16_t type) {
 	GDriver		*pd;
-	int			sinstance;
+	unsigned	sinstance;
 
 	// Loop to count the system instances
 	sinstance = 0;
diff --git a/src/gdriver/sys_defs.h b/src/gdriver/sys_defs.h
index 7f50fc6d..546246de 100644
--- a/src/gdriver/sys_defs.h
+++ b/src/gdriver/sys_defs.h
@@ -67,7 +67,7 @@ typedef struct GDriverVMT {
 	uint16_t	type;																// @< What type of driver this is
 	uint16_t	flags;																// @< Flags for the driver. Meaning is specific to each driver type.
 	uint32_t	objsize;															// @< How big the runtime driver structure is
-	bool_t		(*init)(GDriver *driver, int driverinstance, int systeminstance);	// @< Initialise the driver. Returns TRUE if OK.
+	bool_t		(*init)(GDriver *driver, unsigned driverinstance, unsigned systeminstance);	// @< Initialise the driver. Returns TRUE if OK.
 																					//		driverinstance is the instance 0..n of this driver.
 																					//		systeminstance is the instance 0..n of this type of device.
 	void		(*postinit)(GDriver *driver);										// @< Called once the driver is registered.
@@ -118,7 +118,7 @@ extern "C" {
 	 * @param[in]	type		The type of driver to find
 	 * @param[in]	instance	The instance (0..n) to find
 	 */
-	GDriver *gdriverGetInstance(uint16_t type, int instance);
+	GDriver *gdriverGetInstance(uint16_t type, unsigned instance);
 
 	/**
 	 * @brief	Get the count of instances of a type of device
@@ -128,7 +128,7 @@ extern "C" {
 	 *
 	 * @param[in]	type		The type of driver to find
 	 */
-	int gdriverInstanceCount(uint16_t type);
+	unsigned gdriverInstanceCount(uint16_t type);
 
 	/**
 	 * @brief	Get the next driver for a type of device