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fbdev: sh7760fb: require FB=y to build cleanly

Message ID 20230921060228.29041-1-rdunlap@infradead.org (mailing list archive)
State New, archived
Headers show
Series fbdev: sh7760fb: require FB=y to build cleanly | expand

Commit Message

Randy Dunlap Sept. 21, 2023, 6:02 a.m. UTC
Fix build errors when CONFIG_FB=m and CONFIG_FB_SH7760=y:

sh2-linux-ld: drivers/video/fbdev/sh7760fb.o: in function `sh7760fb_probe':
sh7760fb.c:(.text+0x374): undefined reference to `framebuffer_alloc'
sh2-linux-ld: sh7760fb.c:(.text+0x394): undefined reference to `fb_videomode_to_var'
sh2-linux-ld: sh7760fb.c:(.text+0x3a0): undefined reference to `fb_alloc_cmap'
sh2-linux-ld: sh7760fb.c:(.text+0x3a4): undefined reference to `register_framebuffer'
sh2-linux-ld: sh7760fb.c:(.text+0x3ac): undefined reference to `fb_dealloc_cmap'
sh2-linux-ld: sh7760fb.c:(.text+0x434): undefined reference to `framebuffer_release'
sh2-linux-ld: drivers/video/fbdev/sh7760fb.o: in function `sh7760fb_remove':
sh7760fb.c:(.text+0x800): undefined reference to `unregister_framebuffer'
sh2-linux-ld: sh7760fb.c:(.text+0x804): undefined reference to `fb_dealloc_cmap'
sh2-linux-ld: sh7760fb.c:(.text+0x814): undefined reference to `framebuffer_release'
sh2-linux-ld: drivers/video/fbdev/sh7760fb.o:(.rodata+0xc): undefined reference to `fb_io_read'
sh2-linux-ld: drivers/video/fbdev/sh7760fb.o:(.rodata+0x10): undefined reference to `fb_io_write'
sh2-linux-ld: drivers/video/fbdev/sh7760fb.o:(.rodata+0x2c): undefined reference to `cfb_fillrect'
sh2-linux-ld: drivers/video/fbdev/sh7760fb.o:(.rodata+0x30): undefined reference to `cfb_copyarea'
sh2-linux-ld: drivers/video/fbdev/sh7760fb.o:(.rodata+0x34): undefined reference to `cfb_imageblit'

Fixes: 4a25e41831ee ("video: sh7760fb: SH7760/SH7763 LCDC framebuffer driver")
Signed-off-by: Randy Dunlap <rdunlap@infradead.org>
Cc: Daniel Vetter <daniel@ffwll.ch>
Cc: Helge Deller <deller@gmx.de>
Cc: linux-fbdev@vger.kernel.org
Cc: dri-devel@lists.freedesktop.org
Cc: John Paul Adrian Glaubitz <glaubitz@physik.fu-berlin.de>
Cc: linux-sh@vger.kernel.org
---
 drivers/video/fbdev/Kconfig |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

Comments

Geert Uytterhoeven Sept. 22, 2023, 7:23 a.m. UTC | #1
Hi Randy,

On Thu, Sep 21, 2023 at 10:43 PM Randy Dunlap <rdunlap@infradead.org> wrote:
> Fix build errors when CONFIG_FB=m and CONFIG_FB_SH7760=y:
>
> sh2-linux-ld: drivers/video/fbdev/sh7760fb.o: in function `sh7760fb_probe':
> sh7760fb.c:(.text+0x374): undefined reference to `framebuffer_alloc'
> sh2-linux-ld: sh7760fb.c:(.text+0x394): undefined reference to `fb_videomode_to_var'
> sh2-linux-ld: sh7760fb.c:(.text+0x3a0): undefined reference to `fb_alloc_cmap'
> sh2-linux-ld: sh7760fb.c:(.text+0x3a4): undefined reference to `register_framebuffer'
> sh2-linux-ld: sh7760fb.c:(.text+0x3ac): undefined reference to `fb_dealloc_cmap'
> sh2-linux-ld: sh7760fb.c:(.text+0x434): undefined reference to `framebuffer_release'
> sh2-linux-ld: drivers/video/fbdev/sh7760fb.o: in function `sh7760fb_remove':
> sh7760fb.c:(.text+0x800): undefined reference to `unregister_framebuffer'
> sh2-linux-ld: sh7760fb.c:(.text+0x804): undefined reference to `fb_dealloc_cmap'
> sh2-linux-ld: sh7760fb.c:(.text+0x814): undefined reference to `framebuffer_release'
> sh2-linux-ld: drivers/video/fbdev/sh7760fb.o:(.rodata+0xc): undefined reference to `fb_io_read'
> sh2-linux-ld: drivers/video/fbdev/sh7760fb.o:(.rodata+0x10): undefined reference to `fb_io_write'
> sh2-linux-ld: drivers/video/fbdev/sh7760fb.o:(.rodata+0x2c): undefined reference to `cfb_fillrect'
> sh2-linux-ld: drivers/video/fbdev/sh7760fb.o:(.rodata+0x30): undefined reference to `cfb_copyarea'
> sh2-linux-ld: drivers/video/fbdev/sh7760fb.o:(.rodata+0x34): undefined reference to `cfb_imageblit'
>
> Fixes: 4a25e41831ee ("video: sh7760fb: SH7760/SH7763 LCDC framebuffer driver")
> Signed-off-by: Randy Dunlap <rdunlap@infradead.org>

Thanks for your patch!

> --- a/drivers/video/fbdev/Kconfig
> +++ b/drivers/video/fbdev/Kconfig
> @@ -1762,7 +1762,7 @@ config FB_COBALT
>
>  config FB_SH7760
>         bool "SH7760/SH7763/SH7720/SH7721 LCDC support"
> -       depends on FB && (CPU_SUBTYPE_SH7760 || CPU_SUBTYPE_SH7763 \
> +       depends on FB=y && (CPU_SUBTYPE_SH7760 || CPU_SUBTYPE_SH7763 \
>                 || CPU_SUBTYPE_SH7720 || CPU_SUBTYPE_SH7721)
>         select FB_IOMEM_HELPERS
>         help

Any reason this can't become tristate instead?
drivers/video/fbdev/sh7760fb.c uses module_platform_driver(), and
already has all needed MODULE_*().

Gr{oetje,eeting}s,

                        Geert
Randy Dunlap Sept. 22, 2023, 11:27 p.m. UTC | #2
Hi Geert,


On 9/22/23 00:23, Geert Uytterhoeven wrote:
> Hi Randy,
> 
> On Thu, Sep 21, 2023 at 10:43 PM Randy Dunlap <rdunlap@infradead.org> wrote:
>> Fix build errors when CONFIG_FB=m and CONFIG_FB_SH7760=y:
>>
>> sh2-linux-ld: drivers/video/fbdev/sh7760fb.o: in function `sh7760fb_probe':
>> sh7760fb.c:(.text+0x374): undefined reference to `framebuffer_alloc'
>> sh2-linux-ld: sh7760fb.c:(.text+0x394): undefined reference to `fb_videomode_to_var'
>> sh2-linux-ld: sh7760fb.c:(.text+0x3a0): undefined reference to `fb_alloc_cmap'
>> sh2-linux-ld: sh7760fb.c:(.text+0x3a4): undefined reference to `register_framebuffer'
>> sh2-linux-ld: sh7760fb.c:(.text+0x3ac): undefined reference to `fb_dealloc_cmap'
>> sh2-linux-ld: sh7760fb.c:(.text+0x434): undefined reference to `framebuffer_release'
>> sh2-linux-ld: drivers/video/fbdev/sh7760fb.o: in function `sh7760fb_remove':
>> sh7760fb.c:(.text+0x800): undefined reference to `unregister_framebuffer'
>> sh2-linux-ld: sh7760fb.c:(.text+0x804): undefined reference to `fb_dealloc_cmap'
>> sh2-linux-ld: sh7760fb.c:(.text+0x814): undefined reference to `framebuffer_release'
>> sh2-linux-ld: drivers/video/fbdev/sh7760fb.o:(.rodata+0xc): undefined reference to `fb_io_read'
>> sh2-linux-ld: drivers/video/fbdev/sh7760fb.o:(.rodata+0x10): undefined reference to `fb_io_write'
>> sh2-linux-ld: drivers/video/fbdev/sh7760fb.o:(.rodata+0x2c): undefined reference to `cfb_fillrect'
>> sh2-linux-ld: drivers/video/fbdev/sh7760fb.o:(.rodata+0x30): undefined reference to `cfb_copyarea'
>> sh2-linux-ld: drivers/video/fbdev/sh7760fb.o:(.rodata+0x34): undefined reference to `cfb_imageblit'
>>
>> Fixes: 4a25e41831ee ("video: sh7760fb: SH7760/SH7763 LCDC framebuffer driver")
>> Signed-off-by: Randy Dunlap <rdunlap@infradead.org>
> 
> Thanks for your patch!
> 
>> --- a/drivers/video/fbdev/Kconfig
>> +++ b/drivers/video/fbdev/Kconfig
>> @@ -1762,7 +1762,7 @@ config FB_COBALT
>>
>>  config FB_SH7760
>>         bool "SH7760/SH7763/SH7720/SH7721 LCDC support"
>> -       depends on FB && (CPU_SUBTYPE_SH7760 || CPU_SUBTYPE_SH7763 \
>> +       depends on FB=y && (CPU_SUBTYPE_SH7760 || CPU_SUBTYPE_SH7763 \
>>                 || CPU_SUBTYPE_SH7720 || CPU_SUBTYPE_SH7721)
>>         select FB_IOMEM_HELPERS
>>         help
> 
> Any reason this can't become tristate instead?
> drivers/video/fbdev/sh7760fb.c uses module_platform_driver(), and
> already has all needed MODULE_*().

That's what I tried to ask here:
  https://lore.kernel.org/all/feadd6a5-0f56-4575-9891-3a7d88e69e64@infradead.org/
but nobody replied to that.
diff mbox series

Patch

diff -- a/drivers/video/fbdev/Kconfig b/drivers/video/fbdev/Kconfig
--- a/drivers/video/fbdev/Kconfig
+++ b/drivers/video/fbdev/Kconfig
@@ -1762,7 +1762,7 @@  config FB_COBALT
 
 config FB_SH7760
 	bool "SH7760/SH7763/SH7720/SH7721 LCDC support"
-	depends on FB && (CPU_SUBTYPE_SH7760 || CPU_SUBTYPE_SH7763 \
+	depends on FB=y && (CPU_SUBTYPE_SH7760 || CPU_SUBTYPE_SH7763 \
 		|| CPU_SUBTYPE_SH7720 || CPU_SUBTYPE_SH7721)
 	select FB_IOMEM_HELPERS
 	help