[2/3] fbdev: mxsfb: Return ENODEV on missing display node
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Message ID 31ca6156a1b36c8ca2811d60e28c6128e988d5d4.1529091248.git.leonard.crestez@nxp.com
State Superseded
Headers show
Series
  • ARM: imx: Make DRM_MXSFB and FB_MXS coexist
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Commit Message

Leonard Crestez June 15, 2018, 7:43 p.m. UTC 
When this driver encounters drm-style bindings it returns -ENOENT and
this reports a probe error. Make it return -ENODEV to signal an explicit
rejection instead.

This allows peaceful coexistence between the DRM_MXSFB and FB_MXS config
options.

Signed-off-by: Leonard Crestez <leonard.crestez@nxp.com>
---
 drivers/video/fbdev/mxsfb.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

Patch
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diff --git a/drivers/video/fbdev/mxsfb.c b/drivers/video/fbdev/mxsfb.c
index 12c8bd1d24d5..9ec8882d7b3d 100644
--- a/drivers/video/fbdev/mxsfb.c
+++ b/drivers/video/fbdev/mxsfb.c
@@ -736,11 +736,11 @@  static int mxsfb_init_fbinfo_dt(struct fb_info *fb_info,
 	int ret;
 
 	display_np = of_parse_phandle(np, "display", 0);
 	if (!display_np) {
 		dev_err(dev, "failed to find display phandle\n");
-		return -ENOENT;
+		return -ENODEV;
 	}
 
 	ret = of_property_read_u32(display_np, "bus-width", &width);
 	if (ret < 0) {
 		dev_err(dev, "failed to get property bus-width\n");