Re: [PATCH 10/32] auxdisplay/ht16k33: Initialize fb_ops with fbdev macros

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On Wed, Nov 15, 2023 at 11:30 AM Thomas Zimmermann <tzimmermann@xxxxxxx> wrote:
>
> Initialize the instance of struct fb_ops with fbdev initializer
> macros for framebuffers in virtual address space. Set the read/write,
> draw and mmap callbacks to the correct implementation and avoid
> implicit defaults. Also select the necessary helpers in Kconfig.
>
> Fbdev drivers sometimes rely on the callbacks being NULL for a
> default I/O-memory-based implementation to be invoked; hence
> requiring the I/O helpers to be built in any case. Setting all
> callbacks in all drivers explicitly will allow to make the I/O
> helpers optional. This benefits systems that do not use these
> functions.
>
> Signed-off-by: Thomas Zimmermann <tzimmermann@xxxxxxx>
> Cc: Miguel Ojeda <ojeda@xxxxxxxxxx>
> Cc: Robin van der Gracht <robin@xxxxxxxxxxx>

Acked-by: Miguel Ojeda <ojeda@xxxxxxxxxx>

Cheers,
Miguel




[Index of Archives]     [Linux DRI Users]     [Linux Intel Graphics]     [Linux USB Devel]     [Video for Linux]     [Linux Audio Users]     [Yosemite News]     [Linux Kernel]     [Linux SCSI]     [XFree86]     [Linux USB Devel]     [Video for Linux]     [Linux Audio Users]     [Linux Kernel]     [Linux SCSI]     [XFree86]
  Powered by Linux