drivers/usb/typec/ucsi/Kconfig | 1 + 1 file changed, 1 insertion(+)
From: Arnd Bergmann <arnd@arndb.de>
Selecting DRM_AUX_HPD_BRIDGE is not possible from a built-in driver when
CONFIG_DRM=m:
WARNING: unmet direct dependencies detected for DRM_AUX_HPD_BRIDGE
Depends on [m]: HAS_IOMEM [=y] && DRM [=m] && DRM_BRIDGE [=y] && OF [=y]
Selected by [y]:
- UCSI_LENOVO_YOGA_C630 [=y] && USB_SUPPORT [=y] && TYPEC [=y] && TYPEC_UCSI [=y] && EC_LENOVO_YOGA_C630 [=y] && DRM_BRIDGE [=y] && OF [=y]
arm-linux-gnueabi-ld: drivers/gpu/drm/bridge/aux-hpd-bridge.o: in function `drm_aux_hpd_bridge_notify':
aux-hpd-bridge.c:(.text.drm_aux_hpd_bridge_notify+0x28): undefined reference to `drm_bridge_hpd_notify'
arm-linux-gnueabi-ld: drivers/gpu/drm/bridge/aux-hpd-bridge.o: in function `drm_aux_hpd_bridge_probe':
aux-hpd-bridge.c:(.text.drm_aux_hpd_bridge_probe+0x20): undefined reference to `__devm_drm_bridge_alloc'
Add a dependency to force UCSI_LENOVO_YOGA_C630 to be a loadable module as
well in this configuration.
Fixes: eb90d36bfa06 ("usb: typec: ucsi: yoga-c630: register DRM HPD bridge")
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
---
drivers/usb/typec/ucsi/Kconfig | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/usb/typec/ucsi/Kconfig b/drivers/usb/typec/ucsi/Kconfig
index 52b53bb6dfed..7fcb1e1de5d6 100644
--- a/drivers/usb/typec/ucsi/Kconfig
+++ b/drivers/usb/typec/ucsi/Kconfig
@@ -85,6 +85,7 @@ config CROS_EC_UCSI
config UCSI_LENOVO_YOGA_C630
tristate "UCSI Interface Driver for Lenovo Yoga C630"
depends on EC_LENOVO_YOGA_C630
+ depends on DRM || !DRM
select DRM_AUX_HPD_BRIDGE if DRM_BRIDGE && OF
help
This driver enables UCSI support on the Lenovo Yoga C630 laptop.
--
2.39.5
On Thu, Jul 17, 2025 at 03:30:41PM +0200, Arnd Bergmann wrote: > From: Arnd Bergmann <arnd@arndb.de> > > Selecting DRM_AUX_HPD_BRIDGE is not possible from a built-in driver when > CONFIG_DRM=m: > > WARNING: unmet direct dependencies detected for DRM_AUX_HPD_BRIDGE > Depends on [m]: HAS_IOMEM [=y] && DRM [=m] && DRM_BRIDGE [=y] && OF [=y] > Selected by [y]: > - UCSI_LENOVO_YOGA_C630 [=y] && USB_SUPPORT [=y] && TYPEC [=y] && TYPEC_UCSI [=y] && EC_LENOVO_YOGA_C630 [=y] && DRM_BRIDGE [=y] && OF [=y] > arm-linux-gnueabi-ld: drivers/gpu/drm/bridge/aux-hpd-bridge.o: in function `drm_aux_hpd_bridge_notify': > aux-hpd-bridge.c:(.text.drm_aux_hpd_bridge_notify+0x28): undefined reference to `drm_bridge_hpd_notify' > arm-linux-gnueabi-ld: drivers/gpu/drm/bridge/aux-hpd-bridge.o: in function `drm_aux_hpd_bridge_probe': > aux-hpd-bridge.c:(.text.drm_aux_hpd_bridge_probe+0x20): undefined reference to `__devm_drm_bridge_alloc' > > Add a dependency to force UCSI_LENOVO_YOGA_C630 to be a loadable module as > well in this configuration. > > Fixes: eb90d36bfa06 ("usb: typec: ucsi: yoga-c630: register DRM HPD bridge") > Signed-off-by: Arnd Bergmann <arnd@arndb.de> Reviewed-by: Heikki Krogerus <heikki.krogerus@linux.intel.com> > --- > drivers/usb/typec/ucsi/Kconfig | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/drivers/usb/typec/ucsi/Kconfig b/drivers/usb/typec/ucsi/Kconfig > index 52b53bb6dfed..7fcb1e1de5d6 100644 > --- a/drivers/usb/typec/ucsi/Kconfig > +++ b/drivers/usb/typec/ucsi/Kconfig > @@ -85,6 +85,7 @@ config CROS_EC_UCSI > config UCSI_LENOVO_YOGA_C630 > tristate "UCSI Interface Driver for Lenovo Yoga C630" > depends on EC_LENOVO_YOGA_C630 > + depends on DRM || !DRM > select DRM_AUX_HPD_BRIDGE if DRM_BRIDGE && OF > help > This driver enables UCSI support on the Lenovo Yoga C630 laptop. > -- > 2.39.5 -- heikki
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