linux-kernel - Re: [PATCH 2/2] drm/sti: include linux/seq

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Message-ID: <CA+M3ks5aBMjOZrJY+tsSJ9CjQ9JDGhtKv_V9Xdv3eXVfnqc_5w@mail.gmail.com>
Date:	Wed, 11 May 2016 09:07:06 +0200
From:	Benjamin Gaignard <benjamin.gaignard@...aro.org>
To:	Arnd Bergmann <arnd@...db.de>
Cc:	David Airlie <airlied@...ux.ie>,
	Vincent Abriou <vincent.abriou@...com>,
	Fabien Dessenne <fabien.dessenne@...com>,
	"Luis R. Rodriguez" <mcgrof@...e.com>,
	Daniel Vetter <daniel.vetter@...ll.ch>,
	Ville Syrjälä <ville.syrjala@...ux.intel.com>,
	Bich Hemon <bich.hemon@...com>,
	Thierry Reding <treding@...dia.com>,
	Nicolas VANHAELEWYN <nicolas.vanhaelewyn@...com>,
	Carlos Palminha <CARLOS.PALMINHA@...opsys.com>,
	"dri-devel@...ts.freedesktop.org" <dri-devel@...ts.freedesktop.org>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 2/2] drm/sti: include linux/seq_file.h where needed

Acked-by: Benjamin Gaignard <benjamin.gaignard@...aro.org>

2016-05-09 23:51 GMT+02:00 Arnd Bergmann <arnd@...db.de>:
> The sti drm driver has a lot of debugfs interface that cause
> build errors in some configurations when seq_file.h is not
> included implicitly:
>
> drm/sti/sti_mixer.c: In function 'mixer_dbg_ctl':
> drm/sti/sti_mixer.c:88:2: error: implicit declaration of function 'seq_puts' [-Werror=implicit-function-declaration]
> drm/sti/sti_mixer.c:91:4: error: implicit declaration of function 'seq_printf' [-Werror=implicit-function-declaration]
> drm/sti/sti_gdp.c: In function 'gdp_dbg_ctl':
> drm/sti/sti_gdp.c:146:2: error: implicit declaration of function 'seq_puts' [-Werror=implicit-function-declaration]
> drm/sti/sti_gdp.c:149:4: error: implicit declaration of function 'seq_printf' [-Werror=implicit-function-declaration]
> drm/sti/sti_gdp.c: In function 'gdp_dbg_show':
> drm/sti/sti_gdp.c:208:32: error: dereferencing pointer to incomplete type 'struct seq_file'
>
> This adds an explicit #include statement in all of the affected files.
>
> Signed-off-by: Arnd Bergmann <arnd@...db.de>
> ---
>  drivers/gpu/drm/sti/sti_cursor.c | 2 ++
>  drivers/gpu/drm/sti/sti_gdp.c    | 1 +
>  drivers/gpu/drm/sti/sti_hda.c    | 1 +
>  drivers/gpu/drm/sti/sti_hqvdp.c  | 1 +
>  drivers/gpu/drm/sti/sti_mixer.c  | 1 +
>  drivers/gpu/drm/sti/sti_tvout.c  | 1 +
>  drivers/gpu/drm/sti/sti_vid.c    | 1 +
>  7 files changed, 8 insertions(+)
>
> diff --git a/drivers/gpu/drm/sti/sti_cursor.c b/drivers/gpu/drm/sti/sti_cursor.c
> index 3abb400151ac..4e990299735c 100644
> --- a/drivers/gpu/drm/sti/sti_cursor.c
> +++ b/drivers/gpu/drm/sti/sti_cursor.c
> @@ -6,6 +6,8 @@
>   * License terms:  GNU General Public License (GPL), version 2
>   */
>
> +#include <linux/seq_file.h>
> +
>  #include <drm/drm_atomic.h>
>  #include <drm/drm_fb_cma_helper.h>
>  #include <drm/drm_gem_cma_helper.h>
> diff --git a/drivers/gpu/drm/sti/sti_gdp.c b/drivers/gpu/drm/sti/sti_gdp.c
> index ff3d3e7e7704..ff33c38da197 100644
> --- a/drivers/gpu/drm/sti/sti_gdp.c
> +++ b/drivers/gpu/drm/sti/sti_gdp.c
> @@ -5,6 +5,7 @@
>   *          for STMicroelectronics.
>   * License terms:  GNU General Public License (GPL), version 2
>   */
> +#include <linux/seq_file.h>
>
>  #include <drm/drm_atomic.h>
>  #include <drm/drm_fb_cma_helper.h>
> diff --git a/drivers/gpu/drm/sti/sti_hda.c b/drivers/gpu/drm/sti/sti_hda.c
> index ec0d017eaf1a..f7d3464cdf09 100644
> --- a/drivers/gpu/drm/sti/sti_hda.c
> +++ b/drivers/gpu/drm/sti/sti_hda.c
> @@ -8,6 +8,7 @@
>  #include <linux/component.h>
>  #include <linux/module.h>
>  #include <linux/platform_device.h>
> +#include <linux/seq_file.h>
>
>  #include <drm/drmP.h>
>  #include <drm/drm_atomic_helper.h>
> diff --git a/drivers/gpu/drm/sti/sti_hqvdp.c b/drivers/gpu/drm/sti/sti_hqvdp.c
> index e05b0dc523ff..1edec29b9e45 100644
> --- a/drivers/gpu/drm/sti/sti_hqvdp.c
> +++ b/drivers/gpu/drm/sti/sti_hqvdp.c
> @@ -7,6 +7,7 @@
>  #include <linux/component.h>
>  #include <linux/firmware.h>
>  #include <linux/reset.h>
> +#include <linux/seq_file.h>
>
>  #include <drm/drm_atomic.h>
>  #include <drm/drm_fb_cma_helper.h>
> diff --git a/drivers/gpu/drm/sti/sti_mixer.c b/drivers/gpu/drm/sti/sti_mixer.c
> index e7425c38fc93..aed7801b51f7 100644
> --- a/drivers/gpu/drm/sti/sti_mixer.c
> +++ b/drivers/gpu/drm/sti/sti_mixer.c
> @@ -5,6 +5,7 @@
>   *          for STMicroelectronics.
>   * License terms:  GNU General Public License (GPL), version 2
>   */
> +#include <linux/seq_file.h>
>
>  #include "sti_compositor.h"
>  #include "sti_mixer.h"
> diff --git a/drivers/gpu/drm/sti/sti_tvout.c b/drivers/gpu/drm/sti/sti_tvout.c
> index 2c99016443e5..f983db5a59da 100644
> --- a/drivers/gpu/drm/sti/sti_tvout.c
> +++ b/drivers/gpu/drm/sti/sti_tvout.c
> @@ -12,6 +12,7 @@
>  #include <linux/of_platform.h>
>  #include <linux/platform_device.h>
>  #include <linux/reset.h>
> +#include <linux/seq_file.h>
>
>  #include <drm/drmP.h>
>  #include <drm/drm_crtc_helper.h>
> diff --git a/drivers/gpu/drm/sti/sti_vid.c b/drivers/gpu/drm/sti/sti_vid.c
> index 5a2c5dc3687b..523ed19f5ac6 100644
> --- a/drivers/gpu/drm/sti/sti_vid.c
> +++ b/drivers/gpu/drm/sti/sti_vid.c
> @@ -3,6 +3,7 @@
>   * Author: Fabien Dessenne <fabien.dessenne@...com> for STMicroelectronics.
>   * License terms:  GNU General Public License (GPL), version 2
>   */
> +#include <linux/seq_file.h>
>
>  #include <drm/drmP.h>
>
> --
> 2.7.0
>



-- 
Benjamin Gaignard

Graphic Working Group

Linaro.org │ Open source software for ARM SoCs

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