auxdisplay/ht16k33: Set FBINFO_VIRTFB flag

The ht16k33 driver operates on system memory. Mark the framebuffer
accordingly. Helpers operating on the framebuffer memory will test
for the presence of this flag.

Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Cc: Miguel Ojeda <ojeda@kernel.org>
Cc: Robin van der Gracht <robin@protonic.nl>
Reviewed-by: Javier Martinez Canillas <javierm@redhat.com>
Acked-by: Miguel Ojeda <ojeda@kernel.org>
Acked-by: Robin van der Gracht <robin@protonic.nl>
Link: https://patchwork.freedesktop.org/patch/msgid/20231127131655.4020-10-tzimmermann@suse.de

diff --git a/drivers/auxdisplay/ht16k33.c b/drivers/auxdisplay/ht16k33.c
index 3a2d883872249e98713b1b813be84b0657388ca9..f1716e3ce6a92834b60e22981d5b214ef79735ea 100644 (file)
--- a/drivers/auxdisplay/ht16k33.c
+++ b/drivers/auxdisplay/ht16k33.c
@@ -640,6 +640,7 @@ static int ht16k33_fbdev_probe(struct device *dev, struct ht16k33_priv *priv,
 
        INIT_DELAYED_WORK(&priv->work, ht16k33_fb_update);
        fbdev->info->fbops = &ht16k33_fb_ops;
+       fbdev->info->flags |= FBINFO_VIRTFB;
        fbdev->info->screen_buffer = fbdev->buffer;
        fbdev->info->screen_size = HT16K33_FB_SIZE;
        fbdev->info->fix = ht16k33_fb_fix;