Compute the framebuffer's scanline stride length if not given by
the simplefb data.
v3:
* get pixel size from drm_format_info_bpp() (Geert, Javier)
Signed-off-by: Thomas Zimmermann <[email protected]>
Acked-by: Javier Martinez Canillas <[email protected]>
---
drivers/gpu/drm/tiny/simpledrm.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/drivers/gpu/drm/tiny/simpledrm.c b/drivers/gpu/drm/tiny/simpledrm.c
index 9d27608d7369..11a7348ccf4d 100644
--- a/drivers/gpu/drm/tiny/simpledrm.c
+++ b/drivers/gpu/drm/tiny/simpledrm.c
@@ -743,6 +743,9 @@ static struct simpledrm_device
*simpledrm_device_create(struct drm_driver *drv,
drm_err(dev, "no simplefb configuration found\n");
return ERR_PTR(-ENODEV);
}
+ if (!stride)
+ stride = DIV_ROUND_UP(drm_format_info_bpp(format, 0) * width,
8);
+
sdev->mode = simpledrm_mode(width, height);
sdev->format = format;
sdev->pitch = stride;
--
2.37.1
