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a=openpgp; fpr=89EC3D058446217450F22848169AB7B1A4CFF8AE Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org With the following config set: CONFIG_DRM=3Dm CONFIG_DRM_PANEL=3Dy CONFIG_DRM_BRIDGE=3Dy CONFIG_DRM_PANEL_BRIDGE=3Dy CONFIG_TYPEC_MUX_NB7VPQ904M=3Dy vmlinux fails on the following symbols: ld.lld: error: undefined symbol: devm_drm_bridge_add ld.lld: error: undefined symbol: devm_drm_of_get_bridge Add dependendy on DRM || DRM=3Dno since CONFIG_DRM dependency is optional and guarded by: IS_ENABLED(CONFIG_OF) && IS_ENABLED(CONFIG_DRM_PANEL_BRIDGE) in the drive. Also add "select DRM_PANEL_BRIDGE if DRM" to clarify DRM_PANEL_BRIDGE is required if CONFIG_DRM is enabled. Fixes: 88d8f3ac9c67 ("usb: typec: add support for the nb7vpq904m Type-C Lin= ear Redriver") Reported-by: Arnd Bergmann Suggested-by: Arnd Bergmann Signed-off-by: Neil Armstrong Acked-by: Heikki Krogerus --- This is re-spin of [1] [1] https://lore.kernel.org/all/20230622101813.3453772-1-arnd@kernel.org/ --- drivers/usb/typec/mux/Kconfig | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/usb/typec/mux/Kconfig b/drivers/usb/typec/mux/Kconfig index 8c4d6b8fb75c..784b9d8107e9 100644 --- a/drivers/usb/typec/mux/Kconfig +++ b/drivers/usb/typec/mux/Kconfig @@ -38,6 +38,8 @@ config TYPEC_MUX_INTEL_PMC config TYPEC_MUX_NB7VPQ904M tristate "On Semiconductor NB7VPQ904M Type-C redriver driver" depends on I2C + depends on DRM || DRM=3Dn + select DRM_PANEL_BRIDGE if DRM select REGMAP_I2C help Say Y or M if your system has a On Semiconductor NB7VPQ904M Type-C --- base-commit: c87d46a9e8ebd2f2c3960927b1d21687096d1109 change-id: 20230622-topic-sm8x50-upstream-redriver-config-fix-8f0aef3e2129 Best regards, --=20 Neil Armstrong