Changes in uspace/drv/fb/amdm37x_dispc/amdm37x_dispc.c [0d62c10:7470d97] in mainline

File:

• uspace/drv/fb/amdm37x_dispc/amdm37x_dispc.c (modified) (8 diffs)

uspace/drv/fb/amdm37x_dispc/amdm37x_dispc.c

@@ -1 +1 @@
 /*
- * Copyright (c) 2020 Jiri Svoboda
+ * Copyright (c) 2021 Jiri Svoboda
  * Copyright (c) 2013 Jan Vesely
  * All rights reserved.
@@ -67 +67 @@
 static errno_t amdm37x_ddev_get_info(void *, ddev_info_t *);
 
+static errno_t amdm37x_gc_set_clip_rect(void *, gfx_rect_t *);
 static errno_t amdm37x_gc_set_color(void *, gfx_color_t *);
 static errno_t amdm37x_gc_fill_rect(void *, gfx_rect_t *);
@@ -81 +82 @@
 
 gfx_context_ops_t amdm37x_gc_ops = {
+        .set_clip_rect = amdm37x_gc_set_clip_rect,
         .set_color = amdm37x_gc_set_color,
         .fill_rect = amdm37x_gc_fill_rect,
@@ -166 +168 @@
         regs->irqenable = 0;
 
-        /* Pixel format specifics*/
+        /* Pixel format specifics */
         uint32_t attrib_pixel_format = 0;
         uint32_t control_data_lanes = 0;
@@ -291 +293 @@
         dispc->rect.p1.x = x;
         dispc->rect.p1.y = y;
+        dispc->clip_rect = dispc->rect;
         dispc->size = size;
 
@@ -321 +324 @@
 }
 
+/** Set clipping rectangle on AMDM37x display controller.
+ *
+ * @param arg AMDM37x display controller
+ * @param rect Rectangle
+ *
+ * @return EOK on success or an error code
+ */
+static errno_t amdm37x_gc_set_clip_rect(void *arg, gfx_rect_t *rect)
+{
+        amdm37x_dispc_t *dispc = (amdm37x_dispc_t *) arg;
+
+        if (rect != NULL)
+                gfx_rect_clip(rect, &dispc->rect, &dispc->clip_rect);
+        else
+                dispc->clip_rect = dispc->rect;
+
+        return EOK;
+}
+
 /** Set color on AMDM37x display controller.
  *
@@ -354 +376 @@
 
         /* Make sure we have a sorted, clipped rectangle */
-        gfx_rect_clip(rect, &dispc->rect, &crect);
+        gfx_rect_clip(rect, &dispc->clip_rect, &crect);
 
         for (y = crect.p0.y; y < crect.p1.y; y++) {
@@ -479 +501 @@
         pbm.data = dcbm->alloc.pixels;
 
-        /* Transform AMDM37x bounding rectangle back to bitmap coordinate system */
-        gfx_rect_rtranslate(&offs, &dispc->rect, &skfbrect);
+        /* Transform AMDM37x clipping rectangle back to bitmap coordinate system */
+        gfx_rect_rtranslate(&offs, &dispc->clip_rect, &skfbrect);
 
         /*