On Tue, Dec 03, 2019 at 06:38:43PM +0200, Jani Nikula wrote:
> Avoid modifying the fb_ops via info->fbops to let us make the pointer
> const in the future.
>
> Cc: linux-fb...@vger.kernel.org
> Signed-off-by: Jani Nikula <jani.nik...@intel.com>
> ---
> drivers/video/fbdev/aty/atyfb.h | 2 +-
> drivers/video/fbdev/aty/atyfb_base.c | 6 +++---
> drivers/video/fbdev/aty/mach64_cursor.c | 4 ++--
> 3 files changed, 6 insertions(+), 6 deletions(-)
>
> diff --git a/drivers/video/fbdev/aty/atyfb.h b/drivers/video/fbdev/aty/atyfb.h
> index e5a347c58180..a7833bc98225 100644
> --- a/drivers/video/fbdev/aty/atyfb.h
> +++ b/drivers/video/fbdev/aty/atyfb.h
> @@ -341,7 +341,7 @@ extern const u8 aty_postdividers[8];
> * Hardware cursor support
> */
>
> -extern int aty_init_cursor(struct fb_info *info);
> +extern int aty_init_cursor(struct fb_info *info, struct fb_ops *atyfb_ops);
>
> /*
> * Hardware acceleration
> diff --git a/drivers/video/fbdev/aty/atyfb_base.c
> b/drivers/video/fbdev/aty/atyfb_base.c
> index 6dda5d885a03..bebc08505d94 100644
> --- a/drivers/video/fbdev/aty/atyfb_base.c
> +++ b/drivers/video/fbdev/aty/atyfb_base.c
> @@ -1316,10 +1316,10 @@ static int atyfb_set_par(struct fb_info *info)
> par->accel_flags = var->accel_flags; /* hack */
>
> if (var->accel_flags) {
> - info->fbops->fb_sync = atyfb_sync;
> + atyfb_ops.fb_sync = atyfb_sync;
> info->flags &= ~FBINFO_HWACCEL_DISABLED;
> } else {
> - info->fbops->fb_sync = NULL;
> + atyfb_ops.fb_sync = NULL;
> info->flags |= FBINFO_HWACCEL_DISABLED;
> }
>
> @@ -2702,7 +2702,7 @@ static int aty_init(struct fb_info *info)
>
> #ifdef CONFIG_FB_ATY_CT
> if (!noaccel && M64_HAS(INTEGRATED))
> - aty_init_cursor(info);
> + aty_init_cursor(info, &atyfb_ops);
Uh ... can I bikeshed this to duplicating an atyfb_cursor_ops and then
just reassigning the info->fbops pointer?
This here seems a bit too wild.
-Daniel
> #endif /* CONFIG_FB_ATY_CT */
> info->var = var;
>
> diff --git a/drivers/video/fbdev/aty/mach64_cursor.c
> b/drivers/video/fbdev/aty/mach64_cursor.c
> index 4cde25eab8e8..b06fa6e42e6e 100644
> --- a/drivers/video/fbdev/aty/mach64_cursor.c
> +++ b/drivers/video/fbdev/aty/mach64_cursor.c
> @@ -194,7 +194,7 @@ static int atyfb_cursor(struct fb_info *info, struct
> fb_cursor *cursor)
> return 0;
> }
>
> -int aty_init_cursor(struct fb_info *info)
> +int aty_init_cursor(struct fb_info *info, struct fb_ops *atyfb_ops)
> {
> unsigned long addr;
>
> @@ -219,7 +219,7 @@ int aty_init_cursor(struct fb_info *info)
> info->sprite.buf_align = 16; /* and 64 lines tall. */
> info->sprite.flags = FB_PIXMAP_IO;
>
> - info->fbops->fb_cursor = atyfb_cursor;
> + atyfb_ops->fb_cursor = atyfb_cursor;
>
> return 0;
> }
> --
> 2.20.1
>
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> dri-devel@lists.freedesktop.org
> https://lists.freedesktop.org/mailman/listinfo/dri-devel
--
Daniel Vetter
Software Engineer, Intel Corporation
http://blog.ffwll.ch
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