[PATCH] drm/meson: venc: include linux/bitfield.h

[PATCH] drm/meson: venc: include linux/bitfield.h

[Arnd Bergmann]

From: Arnd Bergmann <arnd@arndb.de>

Without this header, the use of FIELD_PREP() can cause a build failure:

drivers/gpu/drm/meson/meson_venc.c: In function 'meson_encl_set_gamma_table':
drivers/gpu/drm/meson/meson_venc.c:1595:24: error: implicit declaration of function 'FIELD_PREP' [-Werror=implicit-function-declaration]

Fixes: 51fc01a03442c ("drm/meson: venc: add ENCL encoder setup for MIPI-DSI output")
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
---
 drivers/gpu/drm/meson/meson_venc.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/gpu/drm/meson/meson_venc.c b/drivers/gpu/drm/meson/meson_venc.c
index 2bdc2855e249b..3bf0d6e4fc30a 100644
--- a/drivers/gpu/drm/meson/meson_venc.c
+++ b/drivers/gpu/drm/meson/meson_venc.c
@@ -5,6 +5,7 @@
  * Copyright (C) 2015 Amlogic, Inc. All rights reserved.
  */
 
+#include <linux/bitfield.h>
 #include <linux/export.h>
 #include <linux/iopoll.h>
 
-- 
2.39.2


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Re: [PATCH] drm/meson: venc: include linux/bitfield.h

[Neil Armstrong]

On 02/06/2023 14:45, Arnd Bergmann wrote:
> From: Arnd Bergmann <arnd@arndb.de>
> 
> Without this header, the use of FIELD_PREP() can cause a build failure:
> 
> drivers/gpu/drm/meson/meson_venc.c: In function 'meson_encl_set_gamma_table':
> drivers/gpu/drm/meson/meson_venc.c:1595:24: error: implicit declaration of function 'FIELD_PREP' [-Werror=implicit-function-declaration]
> 
> Fixes: 51fc01a03442c ("drm/meson: venc: add ENCL encoder setup for MIPI-DSI output")
> Signed-off-by: Arnd Bergmann <arnd@arndb.de>
> ---
>   drivers/gpu/drm/meson/meson_venc.c | 1 +
>   1 file changed, 1 insertion(+)
> 
> diff --git a/drivers/gpu/drm/meson/meson_venc.c b/drivers/gpu/drm/meson/meson_venc.c
> index 2bdc2855e249b..3bf0d6e4fc30a 100644
> --- a/drivers/gpu/drm/meson/meson_venc.c
> +++ b/drivers/gpu/drm/meson/meson_venc.c
> @@ -5,6 +5,7 @@
>    * Copyright (C) 2015 Amlogic, Inc. All rights reserved.
>    */
>   
> +#include <linux/bitfield.h>
>   #include <linux/export.h>
>   #include <linux/iopoll.h>
>   

Acked-by: Neil Armstrong <neil.armstrong@linaro.org>

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Re: [PATCH] drm/meson: venc: include linux/bitfield.h

[Neil Armstrong]

Hi,

On Fri, 02 Jun 2023 14:45:24 +0200, Arnd Bergmann wrote:
> Without this header, the use of FIELD_PREP() can cause a build failure:
> 
> drivers/gpu/drm/meson/meson_venc.c: In function 'meson_encl_set_gamma_table':
> drivers/gpu/drm/meson/meson_venc.c:1595:24: error: implicit declaration of function 'FIELD_PREP' [-Werror=implicit-function-declaration]
> 
> 

Thanks, Applied to https://anongit.freedesktop.org/git/drm/drm-misc.git (drm-misc-next)

[1/1] drm/meson: venc: include linux/bitfield.h
      https://cgit.freedesktop.org/drm/drm-misc/commit/?id=664dba662cb313da9cbb1c944c472638a65c552e

-- 
Neil


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