[U-Boot] [PATCH 43/45] video: at91: Adjust vidconsole_position_cursor() to use char pos

Simon Glass sjg at chromium.org
Mon Oct 1 18:22:47 UTC 2018


At present this function uses pixels but it seems more useful for it to
position in terms of characters on the screen. This also matches the
comment to the function. Update this.

Unfortunately there is one user of this function (at91). Have a crack at
fixing this, since I cannot test it.

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

 board/atmel/common/video_display.c | 5 ++++-
 drivers/video/vidconsole-uclass.c  | 2 ++
 2 files changed, 6 insertions(+), 1 deletion(-)

diff --git a/board/atmel/common/video_display.c b/board/atmel/common/video_display.c
index 7dd7b85556e..e02cb00f866 100644
--- a/board/atmel/common/video_display.c
+++ b/board/atmel/common/video_display.c
@@ -18,6 +18,7 @@ DECLARE_GLOBAL_DATA_PTR;
 
 int at91_video_show_board_info(void)
 {
+	struct vidconsole_priv *priv;
 	ulong dram_size, nand_size;
 	int i;
 	u32 len = 0;
@@ -63,7 +64,9 @@ int at91_video_show_board_info(void)
 	if (ret)
 		return ret;
 
-	vidconsole_position_cursor(con, 0, logo_info.logo_height);
+	priv = dev_get_uclass_priv(con);
+	vidconsole_position_cursor(con, 0, (logo_info.logo_height +
+				   con->y_charsize - 1) / con->y_charsize);
 	for (s = buf, i = 0; i < len; s++, i++)
 		vidconsole_put_char(con, *s);
 
diff --git a/drivers/video/vidconsole-uclass.c b/drivers/video/vidconsole-uclass.c
index 89ac8b3cc8f..1874887f2f3 100644
--- a/drivers/video/vidconsole-uclass.c
+++ b/drivers/video/vidconsole-uclass.c
@@ -511,6 +511,8 @@ void vidconsole_position_cursor(struct udevice *dev, unsigned col, unsigned row)
 	struct udevice *vid_dev = dev->parent;
 	struct video_priv *vid_priv = dev_get_uclass_priv(vid_dev);
 
+	col *= priv->x_charsize;
+	row *= priv->y_charsize;
 	priv->xcur_frac = VID_TO_POS(min_t(short, col, vid_priv->xsize - 1));
 	priv->ycur = min_t(short, row, vid_priv->ysize - 1);
 }
-- 
2.19.0.605.g01d371f741-goog



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