2021-04-15 18:37:44

by Randy Dunlap

Subject: [PATCH -next] drm: bridge: fix LONTIUM use of mipi_dsi_() functions

The Lontium DRM bridge drivers use mipi_dsi_() function interfaces so
they need to select DRM_MIPI_DSI to prevent build errors.

ERROR: modpost: "mipi_dsi_attach" [drivers/gpu/drm/bridge/lontium-lt9611uxc.ko] undefined!
ERROR: modpost: "mipi_dsi_device_register_full" [drivers/gpu/drm/bridge/lontium-lt9611uxc.ko] undefined!
ERROR: modpost: "of_find_mipi_dsi_host_by_node" [drivers/gpu/drm/bridge/lontium-lt9611uxc.ko] undefined!
ERROR: modpost: "mipi_dsi_device_unregister" [drivers/gpu/drm/bridge/lontium-lt9611uxc.ko] undefined!
ERROR: modpost: "mipi_dsi_detach" [drivers/gpu/drm/bridge/lontium-lt9611uxc.ko] undefined!
ERROR: modpost: "mipi_dsi_attach" [drivers/gpu/drm/bridge/lontium-lt9611.ko] undefined!
ERROR: modpost: "mipi_dsi_device_register_full" [drivers/gpu/drm/bridge/lontium-lt9611.ko] undefined!
ERROR: modpost: "of_find_mipi_dsi_host_by_node" [drivers/gpu/drm/bridge/lontium-lt9611.ko] undefined!
ERROR: modpost: "mipi_dsi_device_unregister" [drivers/gpu/drm/bridge/lontium-lt9611.ko] undefined!
ERROR: modpost: "mipi_dsi_detach" [drivers/gpu/drm/bridge/lontium-lt9611.ko] undefined!
WARNING: modpost: suppressed 5 unresolved symbol warnings because there were too many)

Fixes: 23278bf54afe ("drm/bridge: Introduce LT9611 DSI to HDMI bridge")
Fixes: 0cbbd5b1a012 ("drm: bridge: add support for lontium LT9611UXC bridge")
Fixes: 30e2ae943c26 ("drm/bridge: Introduce LT8912B DSI to HDMI bridge")
Signed-off-by: Randy Dunlap <[email protected]>
Reported-by: kernel test robot <[email protected]>
Cc: Dmitry Baryshkov <[email protected]>
Cc: Sam Ravnborg <[email protected]>
Cc: Vinod Koul <[email protected]>
Cc: Bjorn Andersson <[email protected]>
Cc: Srinivas Kandagatla <[email protected]>
Cc: Adrien Grassein <[email protected]>
Cc: Andrzej Hajda <[email protected]>
Cc: Neil Armstrong <[email protected]>
Cc: Robert Foss <[email protected]>
Cc: [email protected]
Cc: [email protected]
---
drivers/gpu/drm/bridge/Kconfig | 3 +++
1 file changed, 3 insertions(+)

--- linux-next-20210414.orig/drivers/gpu/drm/bridge/Kconfig
+++ linux-next-20210414/drivers/gpu/drm/bridge/Kconfig
@@ -66,6 +66,7 @@ config DRM_LONTIUM_LT8912B
depends on OF
select DRM_PANEL_BRIDGE
select DRM_KMS_HELPER
+ select DRM_MIPI_DSI
select REGMAP_I2C
help
Driver for Lontium LT8912B DSI to HDMI bridge
@@ -81,6 +82,7 @@ config DRM_LONTIUM_LT9611
depends on OF
select DRM_PANEL_BRIDGE
select DRM_KMS_HELPER
+ select DRM_MIPI_DSI
select REGMAP_I2C
help
Driver for Lontium LT9611 DSI to HDMI bridge
@@ -94,6 +96,7 @@ config DRM_LONTIUM_LT9611UXC
depends on OF
select DRM_PANEL_BRIDGE
select DRM_KMS_HELPER
+ select DRM_MIPI_DSI
select REGMAP_I2C
help
Driver for Lontium LT9611UXC DSI to HDMI bridge

2021-04-15 19:39:00

by Adrien Grassein

Subject: Re: [PATCH -next] drm: bridge: fix LONTIUM use of mipi_dsi_() functions

Reviewed-by: Adren Grassein <[email protected]>

Le jeu. 15 avr. 2021 à 20:36, Randy Dunlap <[email protected]> a écrit :
>
> The Lontium DRM bridge drivers use mipi_dsi_() function interfaces so
> they need to select DRM_MIPI_DSI to prevent build errors.
>
> ERROR: modpost: "mipi_dsi_attach" [drivers/gpu/drm/bridge/lontium-lt9611uxc.ko] undefined!
> ERROR: modpost: "mipi_dsi_device_register_full" [drivers/gpu/drm/bridge/lontium-lt9611uxc.ko] undefined!
> ERROR: modpost: "of_find_mipi_dsi_host_by_node" [drivers/gpu/drm/bridge/lontium-lt9611uxc.ko] undefined!
> ERROR: modpost: "mipi_dsi_device_unregister" [drivers/gpu/drm/bridge/lontium-lt9611uxc.ko] undefined!
> ERROR: modpost: "mipi_dsi_detach" [drivers/gpu/drm/bridge/lontium-lt9611uxc.ko] undefined!
> ERROR: modpost: "mipi_dsi_attach" [drivers/gpu/drm/bridge/lontium-lt9611.ko] undefined!
> ERROR: modpost: "mipi_dsi_device_register_full" [drivers/gpu/drm/bridge/lontium-lt9611.ko] undefined!
> ERROR: modpost: "of_find_mipi_dsi_host_by_node" [drivers/gpu/drm/bridge/lontium-lt9611.ko] undefined!
> ERROR: modpost: "mipi_dsi_device_unregister" [drivers/gpu/drm/bridge/lontium-lt9611.ko] undefined!
> ERROR: modpost: "mipi_dsi_detach" [drivers/gpu/drm/bridge/lontium-lt9611.ko] undefined!
> WARNING: modpost: suppressed 5 unresolved symbol warnings because there were too many)
>
> Fixes: 23278bf54afe ("drm/bridge: Introduce LT9611 DSI to HDMI bridge")
> Fixes: 0cbbd5b1a012 ("drm: bridge: add support for lontium LT9611UXC bridge")
> Fixes: 30e2ae943c26 ("drm/bridge: Introduce LT8912B DSI to HDMI bridge")
> Signed-off-by: Randy Dunlap <[email protected]>
> Reported-by: kernel test robot <[email protected]>
> Cc: Dmitry Baryshkov <[email protected]>
> Cc: Sam Ravnborg <[email protected]>
> Cc: Vinod Koul <[email protected]>
> Cc: Bjorn Andersson <[email protected]>
> Cc: Srinivas Kandagatla <[email protected]>
> Cc: Adrien Grassein <[email protected]>
> Cc: Andrzej Hajda <[email protected]>
> Cc: Neil Armstrong <[email protected]>
> Cc: Robert Foss <[email protected]>
> Cc: [email protected]
> Cc: [email protected]
> ---
> drivers/gpu/drm/bridge/Kconfig | 3 +++
> 1 file changed, 3 insertions(+)
>
> --- linux-next-20210414.orig/drivers/gpu/drm/bridge/Kconfig
> +++ linux-next-20210414/drivers/gpu/drm/bridge/Kconfig
> @@ -66,6 +66,7 @@ config DRM_LONTIUM_LT8912B
> depends on OF
> select DRM_PANEL_BRIDGE
> select DRM_KMS_HELPER
> + select DRM_MIPI_DSI
> select REGMAP_I2C
> help
> Driver for Lontium LT8912B DSI to HDMI bridge
> @@ -81,6 +82,7 @@ config DRM_LONTIUM_LT9611
> depends on OF
> select DRM_PANEL_BRIDGE
> select DRM_KMS_HELPER
> + select DRM_MIPI_DSI
> select REGMAP_I2C
> help
> Driver for Lontium LT9611 DSI to HDMI bridge
> @@ -94,6 +96,7 @@ config DRM_LONTIUM_LT9611UXC
> depends on OF
> select DRM_PANEL_BRIDGE
> select DRM_KMS_HELPER
> + select DRM_MIPI_DSI
> select REGMAP_I2C
> help
> Driver for Lontium LT9611UXC DSI to HDMI bridge

2021-04-16 09:16:46

by Robert Foss

Subject: Re: [PATCH -next] drm: bridge: fix LONTIUM use of mipi_dsi_() functions

Merged for 5.13 in drm-misc-next-fixes

On Thu, 15 Apr 2021 at 21:36, Adrien Grassein <[email protected]> wrote:
>
> Reviewed-by: Adren Grassein <[email protected]>
>
> Le jeu. 15 avr. 2021 à 20:36, Randy Dunlap <[email protected]> a écrit :
> >
> > The Lontium DRM bridge drivers use mipi_dsi_() function interfaces so
> > they need to select DRM_MIPI_DSI to prevent build errors.
> >
> > ERROR: modpost: "mipi_dsi_attach" [drivers/gpu/drm/bridge/lontium-lt9611uxc.ko] undefined!
> > ERROR: modpost: "mipi_dsi_device_register_full" [drivers/gpu/drm/bridge/lontium-lt9611uxc.ko] undefined!
> > ERROR: modpost: "of_find_mipi_dsi_host_by_node" [drivers/gpu/drm/bridge/lontium-lt9611uxc.ko] undefined!
> > ERROR: modpost: "mipi_dsi_device_unregister" [drivers/gpu/drm/bridge/lontium-lt9611uxc.ko] undefined!
> > ERROR: modpost: "mipi_dsi_detach" [drivers/gpu/drm/bridge/lontium-lt9611uxc.ko] undefined!
> > ERROR: modpost: "mipi_dsi_attach" [drivers/gpu/drm/bridge/lontium-lt9611.ko] undefined!
> > ERROR: modpost: "mipi_dsi_device_register_full" [drivers/gpu/drm/bridge/lontium-lt9611.ko] undefined!
> > ERROR: modpost: "of_find_mipi_dsi_host_by_node" [drivers/gpu/drm/bridge/lontium-lt9611.ko] undefined!
> > ERROR: modpost: "mipi_dsi_device_unregister" [drivers/gpu/drm/bridge/lontium-lt9611.ko] undefined!
> > ERROR: modpost: "mipi_dsi_detach" [drivers/gpu/drm/bridge/lontium-lt9611.ko] undefined!
> > WARNING: modpost: suppressed 5 unresolved symbol warnings because there were too many)
> >
> > Fixes: 23278bf54afe ("drm/bridge: Introduce LT9611 DSI to HDMI bridge")
> > Fixes: 0cbbd5b1a012 ("drm: bridge: add support for lontium LT9611UXC bridge")
> > Fixes: 30e2ae943c26 ("drm/bridge: Introduce LT8912B DSI to HDMI bridge")
> > Signed-off-by: Randy Dunlap <[email protected]>
> > Reported-by: kernel test robot <[email protected]>
> > Cc: Dmitry Baryshkov <[email protected]>
> > Cc: Sam Ravnborg <[email protected]>
> > Cc: Vinod Koul <[email protected]>
> > Cc: Bjorn Andersson <[email protected]>
> > Cc: Srinivas Kandagatla <[email protected]>
> > Cc: Adrien Grassein <[email protected]>
> > Cc: Andrzej Hajda <[email protected]>
> > Cc: Neil Armstrong <[email protected]>
> > Cc: Robert Foss <[email protected]>
> > Cc: [email protected]
> > Cc: [email protected]
> > ---
> > drivers/gpu/drm/bridge/Kconfig | 3 +++
> > 1 file changed, 3 insertions(+)
> >
> > --- linux-next-20210414.orig/drivers/gpu/drm/bridge/Kconfig
> > +++ linux-next-20210414/drivers/gpu/drm/bridge/Kconfig
> > @@ -66,6 +66,7 @@ config DRM_LONTIUM_LT8912B
> > depends on OF
> > select DRM_PANEL_BRIDGE
> > select DRM_KMS_HELPER
> > + select DRM_MIPI_DSI
> > select REGMAP_I2C
> > help
> > Driver for Lontium LT8912B DSI to HDMI bridge
> > @@ -81,6 +82,7 @@ config DRM_LONTIUM_LT9611
> > depends on OF
> > select DRM_PANEL_BRIDGE
> > select DRM_KMS_HELPER
> > + select DRM_MIPI_DSI
> > select REGMAP_I2C
> > help
> > Driver for Lontium LT9611 DSI to HDMI bridge
> > @@ -94,6 +96,7 @@ config DRM_LONTIUM_LT9611UXC
> > depends on OF
> > select DRM_PANEL_BRIDGE
> > select DRM_KMS_HELPER
> > + select DRM_MIPI_DSI
> > select REGMAP_I2C
> > help
> > Driver for Lontium LT9611UXC DSI to HDMI bridge