[PATCHv2 03/17] drm/omap: Init fbdev emulation only when we have displays
Tomi Valkeinen
tomi.valkeinen at ti.com
Wed Feb 28 11:26:00 UTC 2018
From: Peter Ujfalusi <peter.ujfalusi at ti.com>
Do not try to init the fbdev if either num_crtcs or num_connectors is 0.
In this case we do not have display so the fbdev init would fail anyways.
Signed-off-by: Peter Ujfalusi <peter.ujfalusi at ti.com>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen at ti.com>
Reviewed-by: Laurent Pinchart <laurent.pinchart at ideasonboard.com>
---
drivers/gpu/drm/omapdrm/omap_fbdev.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/drivers/gpu/drm/omapdrm/omap_fbdev.c b/drivers/gpu/drm/omapdrm/omap_fbdev.c
index be94480326d7..0f66c74a54b0 100644
--- a/drivers/gpu/drm/omapdrm/omap_fbdev.c
+++ b/drivers/gpu/drm/omapdrm/omap_fbdev.c
@@ -249,6 +249,9 @@ void omap_fbdev_init(struct drm_device *dev)
struct drm_fb_helper *helper;
int ret = 0;
+ if (!priv->num_crtcs || !priv->num_connectors)
+ return;
+
fbdev = kzalloc(sizeof(*fbdev), GFP_KERNEL);
if (!fbdev)
goto fail;
--
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