[PATCH 5.15 114/135] parisc/stifb: Fix fb_is_primary_device() only available with CONFIG_FB_STI

Greg Kroah-Hartman
2022-06-27T11:44:15Z

From: Helge Deller <deller@gmx.de>

commit 1d0811b03eb30b2f0793acaa96c6ce90b8b9c87a upstream.

Fix this build error noticed by the kernel test robot:

drivers/video/console/sticore.c:1132:5: error: redefinition of 'fb_is_primary_device'
arch/parisc/include/asm/fb.h:18:19: note: previous definition of 'fb_is_primary_device'

Signed-off-by: Helge Deller <deller@gmx.de>
Reported-by: kernel test robot <lkp@intel.com>
Cc: stable@vger.kernel.org # v5.10+
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
arch/parisc/include/asm/fb.h | 2 +-
drivers/video/console/sticore.c | 2 ++
2 files changed, 3 insertions(+), 1 deletion(-)

--- a/arch/parisc/include/asm/fb.h
+++ b/arch/parisc/include/asm/fb.h
@@ -12,7 +12,7 @@ static inline void fb_pgprotect(struct f
pgprot_val(vma->vm_page_prot) |= _PAGE_NO_CACHE;
}

-#if defined(CONFIG_STI_CONSOLE) || defined(CONFIG_FB_STI)
+#if defined(CONFIG_FB_STI)
int fb_is_primary_device(struct fb_info *info);
#else
static inline int fb_is_primary_device(struct fb_info *info)
--- a/drivers/video/console/sticore.c
+++ b/drivers/video/console/sticore.c
@@ -1127,6 +1127,7 @@ int sti_call(const struct sti_struct *st
return ret;
}

+#if defined(CONFIG_FB_STI)
/* check if given fb_info is the primary device */
int fb_is_primary_device(struct fb_info *info)
{
@@ -1142,6 +1143,7 @@ int fb_is_primary_device(struct fb_info
return (sti->info == info);
}
EXPORT_SYMBOL(fb_is_primary_device);
+#endif

MODULE_AUTHOR("Philipp Rumpf, Helge Deller, Thomas Bogendoerfer");
MODULE_DESCRIPTION("Core STI driver for HP's NGLE series graphics cards in HP PARISC machines");