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* [PATCH] drm: panel: visionox: add backlight dependency
@ 2023-01-17 16:54 Arnd Bergmann
  2023-01-17 18:22 ` Linus Walleij
  0 siblings, 1 reply; 3+ messages in thread
From: Arnd Bergmann @ 2023-01-17 16:54 UTC (permalink / raw)
  To: Thierry Reding
  Cc: Arnd Bergmann, Sam Ravnborg, David Airlie, Daniel Vetter,
	Linus Walleij, Thomas Zimmermann, Javier Martinez Canillas,
	Ondrej Jirman, dri-devel, linux-kernel

From: Arnd Bergmann <arnd@arndb.de>

The newly added driver uses the backlight subsystem but is missing the
corresponding Kconfig dependency:

arm-linux-gnueabi-ld: drivers/gpu/drm/panel/panel-visionox-vtdr6130.o: in function `visionox_vtdr6130_probe':
panel-visionox-vtdr6130.c:(.text+0xdee): undefined reference to `devm_backlight_device_register'

Fixes: 65dc9360f741 ("drm: panel: Add Himax HX8394 panel controller driver")
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
---
 drivers/gpu/drm/panel/Kconfig | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/gpu/drm/panel/Kconfig b/drivers/gpu/drm/panel/Kconfig
index dd79928f5482..8f2046caaa6b 100644
--- a/drivers/gpu/drm/panel/Kconfig
+++ b/drivers/gpu/drm/panel/Kconfig
@@ -742,6 +742,7 @@ config DRM_PANEL_VISIONOX_VTDR6130
 	tristate "Visionox VTDR6130"
 	depends on OF
 	depends on DRM_MIPI_DSI
+	depends on BACKLIGHT_CLASS_DEVICE
 	help
 	  Say Y here if you want to enable support for Visionox
 	  VTDR6130 1080x2400 AMOLED DSI panel.
-- 
2.39.0


^ permalink raw reply	[flat|nested] 3+ messages in thread

end of thread, other threads:[~2023-01-17 21:43 UTC | newest]

Thread overview: 3+ messages (download: mbox.gz / follow: Atom feed)
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2023-01-17 16:54 [PATCH] drm: panel: visionox: add backlight dependency Arnd Bergmann
2023-01-17 18:22 ` Linus Walleij
2023-01-17 20:04   ` Javier Martinez Canillas

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