[PATCH 08/10] video: Add screen_size field

[Sascha Hauer]

barebox does not need the screen size directly, but we pass the
framebuffer to Linux via simnplefb it is desirable to pass the
full size of the framebuffer. Default to calculated values from
the screen resolution.

Signed-off-by: Sascha Hauer <s.hauer at pengutronix.de>
---
 drivers/video/fb.c | 2 ++
 include/fb.h       | 1 +
 2 files changed, 3 insertions(+)

diff --git a/drivers/video/fb.c b/drivers/video/fb.c
index 4263027..c36b9ad 100644
--- a/drivers/video/fb.c
+++ b/drivers/video/fb.c
@@ -78,6 +78,8 @@ static int fb_setup_mode(struct device_d *dev, struct param_d *param,
 
 	if (!info->line_length)
 		info->line_length = info->xres * (info->bits_per_pixel >> 3);
+	if (!info->screen_size)
+		info->screen_size = info->line_length * info->yres;
 
 	if (!ret) {
 		dev->resource[0].start = (resource_size_t)info->screen_base;
diff --git a/include/fb.h b/include/fb.h
index 98d5a03..22fa9b1 100644
--- a/include/fb.h
+++ b/include/fb.h
@@ -86,6 +86,7 @@ struct fb_info {
 	struct device_d dev;		/* This is this fb device */
 
 	void *screen_base;
+	unsigned long screen_size;
 
 	void *priv;
 
-- 
1.8.5.1