On 7/11/22 17:35, Geert Uytterhoeven wrote:
> The fb_pan_display() function in the core already takes care of
> validating most panning parameters before calling the driver's
> .fb_pan_display() callback, and of updating the panning state
> afterwards, so there is no need to repeat that in the driver.
>
> Remove the duplicate code.
>
> Signed-off-by: Geert Uytterhoeven <ge...@linux-m68k.org>

I've applied this and the other 3 patches to the fbdev git tree.

Thanks!
Helge


> ---
>  drivers/video/fbdev/amifb.c | 15 ++-------------
>  1 file changed, 2 insertions(+), 13 deletions(-)
>
> diff --git a/drivers/video/fbdev/amifb.c b/drivers/video/fbdev/amifb.c
> index 6e07a97bbd31a1dd..d88265dbebf4cb19 100644
> --- a/drivers/video/fbdev/amifb.c
> +++ b/drivers/video/fbdev/amifb.c
> @@ -2540,27 +2540,16 @@ static int amifb_blank(int blank, struct fb_info 
> *info)
>  static int amifb_pan_display(struct fb_var_screeninfo *var,
>                            struct fb_info *info)
>  {
> -     if (var->vmode & FB_VMODE_YWRAP) {
> -             if (var->yoffset < 0 ||
> -                     var->yoffset >= info->var.yres_virtual || var->xoffset)
> -                             return -EINVAL;
> -     } else {
> +     if (!(var->vmode & FB_VMODE_YWRAP)) {
>               /*
>                * TODO: There will be problems when xpan!=1, so some columns
>                * on the right side will never be seen
>                */
>               if (var->xoffset + info->var.xres >
> -                 upx(16 << maxfmode, info->var.xres_virtual) ||
> -                 var->yoffset + info->var.yres > info->var.yres_virtual)
> +                 upx(16 << maxfmode, info->var.xres_virtual))
>                       return -EINVAL;
>       }
>       ami_pan_var(var, info);
> -     info->var.xoffset = var->xoffset;
> -     info->var.yoffset = var->yoffset;
> -     if (var->vmode & FB_VMODE_YWRAP)
> -             info->var.vmode |= FB_VMODE_YWRAP;
> -     else
> -             info->var.vmode &= ~FB_VMODE_YWRAP;
>       return 0;
>  }
>

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