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SubjectRe: (subset) [PATCH -next] drm/vc4: hdmi: Fix build error for implicit function declaration
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On Tue, 10 May 2022 21:51:48 +0800, Hui Tang wrote:
> drivers/gpu/drm/vc4/vc4_hdmi.c: In function ‘vc4_hdmi_connector_detect’:
> drivers/gpu/drm/vc4/vc4_hdmi.c:228:7: error: implicit declaration of function ‘gpiod_get_value_cansleep’; did you mean ‘gpio_get_value_cansleep’? [-Werror=implicit-function-declaration]
> if (gpiod_get_value_cansleep(vc4_hdmi->hpd_gpio))
> ^~~~~~~~~~~~~~~~~~~~~~~~
> gpio_get_value_cansleep
> CC [M] drivers/gpu/drm/vc4/vc4_validate.o
> CC [M] drivers/gpu/drm/vc4/vc4_v3d.o
> CC [M] drivers/gpu/drm/vc4/vc4_validate_shaders.o
> CC [M] drivers/gpu/drm/vc4/vc4_debugfs.o
> drivers/gpu/drm/vc4/vc4_hdmi.c: In function ‘vc4_hdmi_bind’:
> drivers/gpu/drm/vc4/vc4_hdmi.c:2883:23: error: implicit declaration of function ‘devm_gpiod_get_optional’; did you mean ‘devm_clk_get_optional’? [-Werror=implicit-function-declaration]
> vc4_hdmi->hpd_gpio = devm_gpiod_get_optional(dev, "hpd", GPIOD_IN);
> ^~~~~~~~~~~~~~~~~~~~~~~
> devm_clk_get_optional
> drivers/gpu/drm/vc4/vc4_hdmi.c:2883:59: error: ‘GPIOD_IN’ undeclared (first use in this function); did you mean ‘GPIOF_IN’?
> vc4_hdmi->hpd_gpio = devm_gpiod_get_optional(dev, "hpd", GPIOD_IN);
> ^~~~~~~~
> GPIOF_IN
> drivers/gpu/drm/vc4/vc4_hdmi.c:2883:59: note: each undeclared identifier is reported only once for each function it appears in
> cc1: all warnings being treated as errors
>
> [...]

Applied to drm/drm-misc (drm-misc-fixes).

Thanks!
Maxime

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