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From: Arnd Bergmann <arnd@kernel.org>
To: Mauro Carvalho Chehab <mchehab@kernel.org>
Cc: Arnd Bergmann <arnd@arndb.de>,
	Sakari Ailus <sakari.ailus@linux.intel.com>,
	Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
	linux-media@vger.kernel.org, devel@driverdev.osuosl.org,
	linux-kernel@vger.kernel.org
Subject: [PATCH] media: atomisp: fix Wvisiblity warning
Date: Fri,  8 Jan 2021 09:23:28 +0100	[thread overview]
Message-ID: <20210108082337.2305938-1-arnd@kernel.org> (raw)

From: Arnd Bergmann <arnd@arndb.de>

Some randconfig builds include ia_css_firmware.h without first
including linux/device.h:

In file included from atomisp/pci/mmu/sh_mmu_mrfld.c:23:
In file included from atomisp/pci/atomisp_compat.h:22:
In file included from atomisp/pci/atomisp_compat_css20.h:24:
In file included from atomisp/pci/ia_css.h:28:
In file included from atomisp/pci/ia_css_control.h:25:
drivers/staging/media/atomisp//pci/ia_css_firmware.h:52:29: error: declaration of 'struct device' will not be visible outside of this function [-Werror,-Wvisibility]

Add a forward declaration to avoid the warning.

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
---
 drivers/staging/media/atomisp/pci/ia_css_firmware.h | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/staging/media/atomisp/pci/ia_css_firmware.h b/drivers/staging/media/atomisp/pci/ia_css_firmware.h
index edab72256494..38f0408947d1 100644
--- a/drivers/staging/media/atomisp/pci/ia_css_firmware.h
+++ b/drivers/staging/media/atomisp/pci/ia_css_firmware.h
@@ -30,6 +30,8 @@ struct ia_css_fw {
 	unsigned int bytes; /** length in bytes of firmware data */
 };
 
+struct device;
+
 /* @brief Loads the firmware
  * @param[in]	env		Environment, provides functions to access the
  *				environment in which the CSS code runs. This is
-- 
2.29.2


WARNING: multiple messages have this Message-ID (diff)
From: Arnd Bergmann <arnd@kernel.org>
To: Mauro Carvalho Chehab <mchehab@kernel.org>
Cc: devel@driverdev.osuosl.org, Arnd Bergmann <arnd@arndb.de>,
	Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
	linux-kernel@vger.kernel.org,
	Sakari Ailus <sakari.ailus@linux.intel.com>,
	linux-media@vger.kernel.org
Subject: [PATCH] media: atomisp: fix Wvisiblity warning
Date: Fri,  8 Jan 2021 09:23:28 +0100	[thread overview]
Message-ID: <20210108082337.2305938-1-arnd@kernel.org> (raw)

From: Arnd Bergmann <arnd@arndb.de>

Some randconfig builds include ia_css_firmware.h without first
including linux/device.h:

In file included from atomisp/pci/mmu/sh_mmu_mrfld.c:23:
In file included from atomisp/pci/atomisp_compat.h:22:
In file included from atomisp/pci/atomisp_compat_css20.h:24:
In file included from atomisp/pci/ia_css.h:28:
In file included from atomisp/pci/ia_css_control.h:25:
drivers/staging/media/atomisp//pci/ia_css_firmware.h:52:29: error: declaration of 'struct device' will not be visible outside of this function [-Werror,-Wvisibility]

Add a forward declaration to avoid the warning.

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
---
 drivers/staging/media/atomisp/pci/ia_css_firmware.h | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/staging/media/atomisp/pci/ia_css_firmware.h b/drivers/staging/media/atomisp/pci/ia_css_firmware.h
index edab72256494..38f0408947d1 100644
--- a/drivers/staging/media/atomisp/pci/ia_css_firmware.h
+++ b/drivers/staging/media/atomisp/pci/ia_css_firmware.h
@@ -30,6 +30,8 @@ struct ia_css_fw {
 	unsigned int bytes; /** length in bytes of firmware data */
 };
 
+struct device;
+
 /* @brief Loads the firmware
  * @param[in]	env		Environment, provides functions to access the
  *				environment in which the CSS code runs. This is
-- 
2.29.2

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             reply	other threads:[~2021-01-08  8:24 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-01-08  8:23 Arnd Bergmann [this message]
2021-01-08  8:23 ` [PATCH] media: atomisp: fix Wvisiblity warning Arnd Bergmann

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