fbdev/sh_mobile_lcdcfb: Set FBINFO_VIRTFB flag

The sh_mobile_lcdcfb driver operates on DMA-able 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>
Reviewed-by: Javier Martinez Canillas <javierm@redhat.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20231127131655.4020-13-tzimmermann@suse.de

diff --git a/drivers/video/fbdev/sh_mobile_lcdcfb.c b/drivers/video/fbdev/sh_mobile_lcdcfb.c
index 1364dafaadb1d4632d95ca8be37a84d341734336..5c99fc8a409fd2e6c947e6a50a8f0561be6c0b59 100644 (file)
--- a/drivers/video/fbdev/sh_mobile_lcdcfb.c
+++ b/drivers/video/fbdev/sh_mobile_lcdcfb.c
@@ -1567,6 +1567,7 @@ sh_mobile_lcdc_overlay_fb_init(struct sh_mobile_lcdc_overlay *ovl)
 
        info->fbops = &sh_mobile_lcdc_overlay_ops;
        info->device = priv->dev;
+       info->flags |= FBINFO_VIRTFB;
        info->screen_buffer = ovl->fb_mem;
        info->par = ovl;
 
@@ -2053,6 +2054,7 @@ sh_mobile_lcdc_channel_fb_init(struct sh_mobile_lcdc_chan *ch,
 
        info->fbops = &sh_mobile_lcdc_ops;
        info->device = priv->dev;
+       info->flags |= FBINFO_VIRTFB;
        info->screen_buffer = ch->fb_mem;
        info->pseudo_palette = &ch->pseudo_palette;
        info->par = ch;