From f9004dbfff8a3fbbd7e2a88c8a4327c7f2f8e5b2 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Wed, 31 Jan 2024 01:04:47 +0000
Subject: [PATCH] add driver 5G
---
kernel/include/drm/drm_rect.h | 41 ++++++++++++++++++++++++++++++++++-------
1 files changed, 34 insertions(+), 7 deletions(-)
diff --git a/kernel/include/drm/drm_rect.h b/kernel/include/drm/drm_rect.h
index 6c54544..e7f4d24 100644
--- a/kernel/include/drm/drm_rect.h
+++ b/kernel/include/drm/drm_rect.h
@@ -24,6 +24,8 @@
#ifndef DRM_RECT_H
#define DRM_RECT_H
+#include <linux/types.h>
+
/**
* DOC: rect utils
*
@@ -70,6 +72,23 @@
(r)->y1 >> 16, (((r)->y1 & 0xffff) * 15625) >> 10
/**
+ * drm_rect_init - initialize the rectangle from x/y/w/h
+ * @r: rectangle
+ * @x: x coordinate
+ * @y: y coordinate
+ * @width: width
+ * @height: height
+ */
+static inline void drm_rect_init(struct drm_rect *r, int x, int y,
+ int width, int height)
+{
+ r->x1 = x;
+ r->y1 = y;
+ r->x2 = x + width;
+ r->y2 = y + height;
+}
+
+/**
* drm_rect_adjust_size - adjust the size of the rectangle
* @r: rectangle to be adjusted
* @dw: horizontal adjustment
@@ -104,6 +123,20 @@
r->y1 += dy;
r->x2 += dx;
r->y2 += dy;
+}
+
+/**
+ * drm_rect_translate_to - translate the rectangle to an absolute position
+ * @r: rectangle to be tranlated
+ * @x: horizontal position
+ * @y: vertical position
+ *
+ * Move rectangle @r to @x in the horizontal direction,
+ * and to @y in the vertical direction.
+ */
+static inline void drm_rect_translate_to(struct drm_rect *r, int x, int y)
+{
+ drm_rect_translate(r, x - r->x1, y - r->y1);
}
/**
@@ -147,7 +180,7 @@
}
/**
- * drm_rect_visible - determine if the the rectangle is visible
+ * drm_rect_visible - determine if the rectangle is visible
* @r: rectangle whose visibility is returned
*
* RETURNS:
@@ -182,12 +215,6 @@
int drm_rect_calc_vscale(const struct drm_rect *src,
const struct drm_rect *dst,
int min_vscale, int max_vscale);
-int drm_rect_calc_hscale_relaxed(struct drm_rect *src,
- struct drm_rect *dst,
- int min_hscale, int max_hscale);
-int drm_rect_calc_vscale_relaxed(struct drm_rect *src,
- struct drm_rect *dst,
- int min_vscale, int max_vscale);
void drm_rect_debug_print(const char *prefix,
const struct drm_rect *r, bool fixed_point);
void drm_rect_rotate(struct drm_rect *r,
--
Gitblit v1.6.2