Hi Chintan.
On Tue, 30 Dec 2025 at 06:29, Chintan Patel <[email protected]> wrote:
> This series makes CONFIG_FB_DEVICE optional for fbdev drivers that use
> it only for sysfs interfaces, addressing Thomas Zimmermann’s TODO to
> remove hard FB_DEVICE dependencies.
>
> The series introduces a small helper, dev_of_fbinfo(), which returns
> NULL when CONFIG_FB_DEVICE=n. This allows sysfs code paths to be skipped
> via runtime checks, avoids #ifdef CONFIG_FB_DEVICE clutter, and keeps
> full compile-time syntax checking.
>
> Signed-off-by: Chintan Patel <[email protected]>
> ---
> Changes in v3:
> - Use PTR_IF() to conditionally include overlay_sysfs_group in
> overlay_sysfs_groups
> - Decouple variable definition and assignment in fbtft_sysfs_init/exit
>
> Changes in v2:
> - Add dev_of_fbinfo() helper (suggested by Geert Uytterhoeven)
by Helge Deller, not me.
> - Replace #ifdef CONFIG_FB_DEVICE blocks with runtime NULL checks
> - Switch to fb_dbg() / fb_info() logging (suggested by Thomas Zimmermann)
Gr{oetje,eeting}s,
Geert
--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- [email protected]
In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
-- Linus Torvalds
