[U-Boot] [PATCH v2 02/23] dm: video: Flush the cache after a puts()

Simon Glass sjg at chromium.org
Sun Jan 31 00:37:41 CET 2016


This helps keep the display consistent. puts() is used when printing the
prompt, so is a useful way to make sure the current display contents is
visible.

Signed-off-by: Simon Glass <sjg at chromium.org>
---

Changes in v2: None

 drivers/video/vidconsole-uclass.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/video/vidconsole-uclass.c b/drivers/video/vidconsole-uclass.c
index 706a189..a4c919e 100644
--- a/drivers/video/vidconsole-uclass.c
+++ b/drivers/video/vidconsole-uclass.c
@@ -139,6 +139,7 @@ static void vidconsole_puts(struct stdio_dev *sdev, const char *s)
 
 	while (*s)
 		vidconsole_put_char(dev, *s++);
+	video_sync(dev->parent);
 }
 
 /* Set up the number of rows and colours (rotated drivers override this) */
-- 
2.7.0.rc3.207.g0ac5344



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