From: Michał Mirosław <mirq-linux@rere.qmqm.pl>
Date: Sat, 1 Sep 2018 14:08:51 +0000 (+0200)
Subject: drm/tegra: kick out simplefb
X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=6e4228fbaf0fce00f3d348a7b89d28288e73293c;p=openwrt%2Fstaging%2Fblogic.git

drm/tegra: kick out simplefb

Kick out firmware fb when loading Tegra driver.

Signed-off-by: Michał Mirosław <mirq-linux@rere.qmqm.pl>
Acked-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Acked-by: Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: https://patchwork.freedesktop.org/patch/msgid/b5c3972e5774d0d1f8887054a993bbc54e9dbe2a.1535810304.git.mirq-linux@rere.qmqm.pl
---

diff --git a/drivers/gpu/drm/tegra/drm.c b/drivers/gpu/drm/tegra/drm.c
index a2bd5876c633..b424bc911b95 100644
--- a/drivers/gpu/drm/tegra/drm.c
+++ b/drivers/gpu/drm/tegra/drm.c
@@ -1187,6 +1187,10 @@ static int host1x_drm_probe(struct host1x_device *dev)
 
 	dev_set_drvdata(&dev->dev, drm);
 
+	err = drm_fb_helper_remove_conflicting_framebuffers(NULL, "tegradrmfb", false);
+	if (err < 0)
+		goto unref;
+
 	err = drm_dev_register(drm, 0);
 	if (err < 0)
 		goto unref;