drm/mgag200: Rename cursor functions to use mgag200_ prefix

Although the driver source code is fairly inconsistent wrt naming, the
prefix should be mgag200. Rename cursor functions accordingly.
Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Acked-by: Gerd Hoffmann <kraxel@redhat.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20190927091301.10574-2-tzimmermann@suse.de

drivers/gpu/drm/mgag200/mgag200_cursor.c

@@ -13,10 +13,10 @@ static bool warn_transparent = true;
 static bool warn_palette = true;
 
 /*
-  Hide the cursor off screen. We can't disable the cursor hardware because it
-  takes too long to re-activate and causes momentary corruption
-*/
-static void mga_hide_cursor(struct mga_device *mdev)
+ * Hide the cursor off screen. We can't disable the cursor hardware because
+ * it takes too long to re-activate and causes momentary corruption.
+ */
+static void mgag200_hide_cursor(struct mga_device *mdev)
 {
 	WREG8(MGA_CURPOSXL, 0);
 	WREG8(MGA_CURPOSXH, 0);
@@ -25,11 +25,8 @@ static void mga_hide_cursor(struct mga_device *mdev)
 	mdev->cursor.pixels_current = NULL;
 }
 
-int mga_crtc_cursor_set(struct drm_crtc *crtc,
-			struct drm_file *file_priv,
-			uint32_t handle,
-			uint32_t width,
-			uint32_t height)
+int mgag200_crtc_cursor_set(struct drm_crtc *crtc, struct drm_file *file_priv,
+			    uint32_t handle, uint32_t width, uint32_t height)
 {
 	struct drm_device *dev = crtc->dev;
 	struct mga_device *mdev = (struct mga_device *)dev->dev_private;
@@ -66,7 +63,7 @@ int mga_crtc_cursor_set(struct drm_crtc *crtc,
 	}
 
 	if (!handle || !file_priv) {
-		mga_hide_cursor(mdev);
+		mgag200_hide_cursor(mdev);
 		return 0;
 	}
 
@@ -224,7 +221,7 @@ int mga_crtc_cursor_set(struct drm_crtc *crtc,
 	return ret;
 }
 
-int mga_crtc_cursor_move(struct drm_crtc *crtc, int x, int y)
+int mgag200_crtc_cursor_move(struct drm_crtc *crtc, int x, int y)
 {
 	struct mga_device *mdev = (struct mga_device *)crtc->dev->dev_private;
 	/* Our origin is at (64,64) */

drivers/gpu/drm/mgag200/mgag200_drv.h

@@ -203,8 +203,8 @@ int mgag200_mm_init(struct mga_device *mdev);
 void mgag200_mm_fini(struct mga_device *mdev);
 int mgag200_mmap(struct file *filp, struct vm_area_struct *vma);
 
-int mga_crtc_cursor_set(struct drm_crtc *crtc, struct drm_file *file_priv,
-						uint32_t handle, uint32_t width, uint32_t height);
-int mga_crtc_cursor_move(struct drm_crtc *crtc, int x, int y);
+int mgag200_crtc_cursor_set(struct drm_crtc *crtc, struct drm_file *file_priv,
+			    uint32_t handle, uint32_t width, uint32_t height);
+int mgag200_crtc_cursor_move(struct drm_crtc *crtc, int x, int y);
 
 #endif				/* __MGAG200_DRV_H__ */

drivers/gpu/drm/mgag200/mgag200_mode.c

@@ -1413,8 +1413,8 @@ static void mga_crtc_disable(struct drm_crtc *crtc)
 
 /* These provide the minimum set of functions required to handle a CRTC */
 static const struct drm_crtc_funcs mga_crtc_funcs = {
-	.cursor_set = mga_crtc_cursor_set,
-	.cursor_move = mga_crtc_cursor_move,
+	.cursor_set = mgag200_crtc_cursor_set,
+	.cursor_move = mgag200_crtc_cursor_move,
 	.gamma_set = mga_crtc_gamma_set,
 	.set_config = drm_crtc_helper_set_config,
 	.destroy = mga_crtc_destroy,