* [PATCH v2 11/32] hid/picolcd_fb: Set FBINFO_VIRTFB flag
[not found] <20231127131655.4020-1-tzimmermann@suse.de>
@ 2023-11-27 13:15 ` Thomas Zimmermann
0 siblings, 0 replies; only message in thread
From: Thomas Zimmermann @ 2023-11-27 13:15 UTC (permalink / raw)
To: javierm, deller
Cc: linux-fbdev, dri-devel, Thomas Zimmermann, Bruno Prémont,
Jiri Kosina, Benjamin Tissoires, linux-input, Jiri Kosina
The picolcd_fb 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: "Bruno Prémont" <bonbons@linux-vserver.org>
Cc: Jiri Kosina <jikos@kernel.org>
Cc: Benjamin Tissoires <benjamin.tissoires@redhat.com>
Cc: linux-input@vger.kernel.org
Reviewed-by: Javier Martinez Canillas <javierm@redhat.com>
Acked-by: Bruno Prémont <bonbons@linux-vserver.org>
Acked-by: Jiri Kosina <jkosina@suse.cz>
---
drivers/hid/hid-picolcd_fb.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/hid/hid-picolcd_fb.c b/drivers/hid/hid-picolcd_fb.c
index a4dccdcda26fc..d7dddd99d325e 100644
--- a/drivers/hid/hid-picolcd_fb.c
+++ b/drivers/hid/hid-picolcd_fb.c
@@ -505,6 +505,7 @@ int picolcd_init_framebuffer(struct picolcd_data *data)
dev_err(dev, "can't get a free page for framebuffer\n");
goto err_nomem;
}
+ info->flags |= FBINFO_VIRTFB;
info->screen_buffer = fbdata->bitmap;
info->fix.smem_start = (unsigned long)fbdata->bitmap;
memset(fbdata->vbitmap, 0xff, PICOLCDFB_SIZE);
--
2.43.0
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