* [PATCH v1] drm/bridge/sii8620: fix dependency on extcon
@ 2021-04-06 9:35 Robert Foss
0 siblings, 0 replies; only message in thread
From: Robert Foss @ 2021-04-06 9:35 UTC (permalink / raw)
To: a.hajda, narmstrong, robert.foss, Laurent.pinchart, jonas,
jernej.skrabec, airlied, daniel, dri-devel, linux-kernel,
Masahiro Yamada
Cc: kernel test robot
The DRM_SIL_SII8620 kconfig has a weak `imply` dependency
on EXTCON, which causes issues when sii8620 is built
as a builtin and EXTCON is built as a module.
Th symptoms are 'undefined reference' errors caused
by the symbols in EXTCON not being available
to the sii8620 driver.
Signed-off-by: Robert Foss <robert.foss@linaro.org>
Reported-by: kernel test robot <lkp@intel.com>
---
LKP reported issue:
https://lore.kernel.org/lkml/202104040604.SSTe2Cxf-lkp@intel.com/
drivers/gpu/drm/bridge/Kconfig | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/bridge/Kconfig b/drivers/gpu/drm/bridge/Kconfig
index 7c15fc170510..204c38e87849 100644
--- a/drivers/gpu/drm/bridge/Kconfig
+++ b/drivers/gpu/drm/bridge/Kconfig
@@ -169,7 +169,7 @@ config DRM_SIL_SII8620
tristate "Silicon Image SII8620 HDMI/MHL bridge"
depends on OF
select DRM_KMS_HELPER
- imply EXTCON
+ depends on EXTCON || !EXTCON # if EXTCON=m, this cannot be built-in
depends on RC_CORE || !RC_CORE
help
Silicon Image SII8620 HDMI/MHL bridge chip driver.
--
2.31.0.30.g398dba342d.dirty
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