[PATCH] drm/bridge: ti-sn65dsi86: Fix 0-day build error

[Sean Paul]

From: Guenter Roeck <groeck at chromium.org>

0day reports:

>> drivers/gpu/drm/bridge/ti-sn65dsi86.o: In function
`ti_sn_bridge_remove':
>> drivers/gpu/drm/bridge/ti-sn65dsi86.c:629: undefined reference to
`mipi_dsi_detach'
>> drivers/gpu/drm/bridge/ti-sn65dsi86.c:630: undefined reference to
`mipi_dsi_device_unregister'
   drivers/gpu/drm/bridge/ti-sn65dsi86.o: In function
`ti_sn_bridge_attach':
>> drivers/gpu/drm/bridge/ti-sn65dsi86.c:249: undefined reference to
`of_find_mipi_dsi_host_by_node'
>> drivers/gpu/drm/bridge/ti-sn65dsi86.c:256: undefined reference to
`mipi_dsi_device_register_full'
>> drivers/gpu/drm/bridge/ti-sn65dsi86.c:276: undefined reference to
`mipi_dsi_attach'
   drivers/gpu/drm/bridge/ti-sn65dsi86.c:289: undefined reference to
`mipi_dsi_device_unregister'

Quite obviously the driver depends on DRM_MIPI_DSI.
We can not use "depends" since the driver configuration uses "select",
so we'll have to select the missing dependency instead.

Cc: Sean Paul <seanpaul at chromium.org>
Cc: Dylan Reid <dgreid at chromium.org>
Signed-off-by: Guenter Roeck <groeck at chromium.org>
---

Originally uploaded here:
https://chromium-review.googlesource.com/c/chromiumos/third_party/kernel/+/1176224


 drivers/gpu/drm/bridge/Kconfig | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/gpu/drm/bridge/Kconfig b/drivers/gpu/drm/bridge/Kconfig
index 9a455c5f24f0..9eeb8ef0b174 100644
--- a/drivers/gpu/drm/bridge/Kconfig
+++ b/drivers/gpu/drm/bridge/Kconfig
@@ -142,6 +142,7 @@ config DRM_TI_SN65DSI86
 	select DRM_KMS_HELPER
 	select REGMAP_I2C
 	select DRM_PANEL
+	select DRM_MIPI_DSI
 	help
 	  Texas Instruments SN65DSI86 DSI to eDP Bridge driver
 
-- 
Sean Paul, Software Engineer, Google / Chromium OS