media: atomisp: fix Wvisiblity warning
Commit Message
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(+)
@@ -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