| From | Greg Kroah-Hartman <> | Subject | [PATCH 5.18 270/879] drm/bridge: it6505: Fix build error | Date | Tue, 7 Jun 2022 18:56:28 +0200 |
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From: YueHaibing <yuehaibing@huawei.com>
[ Upstream commit 3dd4834a6efe4eb3c086526e1870bb768776d86a ]
If DRM_ITE_IT6505 is y but DRM_DP_HELPER is m, building failed:
drivers/gpu/drm/bridge/ite-it6505.o: In function `it6505_i2c_remove': ite-it6505.c:(.text+0x35c): undefined reference to `drm_dp_aux_unregister' drivers/gpu/drm/bridge/ite-it6505.o: In function `it6505_dpcd_read': ite-it6505.c:(.text+0x420): undefined reference to `drm_dp_dpcd_read' drivers/gpu/drm/bridge/ite-it6505.o: In function `it6505_get_dpcd': ite-it6505.c:(.text+0x4a4): undefined reference to `drm_dp_dpcd_read' drivers/gpu/drm/bridge/ite-it6505.o: In function `it6505_dpcd_write': ite-it6505.c:(.text+0x52c): undefined reference to `drm_dp_dpcd_write'
Select DRM_DP_HELPER for DRM_ITE_IT6505 to fix this.
Fixes: b5c84a9edcd4 ("drm/bridge: add it6505 driver") Signed-off-by: YueHaibing <yuehaibing@huawei.com> Reviewed-by: Robert Foss <robert.foss@linaro.org> Signed-off-by: Robert Foss <robert.foss@linaro.org> Link: https://patchwork.freedesktop.org/patch/msgid/20220317094724.25972-1-yuehaibing@huawei.com Signed-off-by: Sasha Levin <sashal@kernel.org> --- 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 2145b08f9534..becd9867f3a0 100644 --- a/drivers/gpu/drm/bridge/Kconfig +++ b/drivers/gpu/drm/bridge/Kconfig @@ -77,6 +77,7 @@ config DRM_DISPLAY_CONNECTOR config DRM_ITE_IT6505 tristate "ITE IT6505 DisplayPort bridge" depends on OF + select DRM_DP_HELPER select DRM_KMS_HELPER select DRM_DP_HELPER select EXTCON -- 2.35.1
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