Hi Daniel.
On Thu, Jan 24, 2019 at 05:58:11PM +0100, Daniel Vetter wrote:
> The fbdev emulation helpers pretty much assume that this is set.
> Let's do it for everyone.
I do not know this code at all.
But I failed to follow the code from the patch description.
It do not give _me_ a clue why the assignment is removed from
drm_fb_helper_generic_probe().
But it may be obvious for people that actually know this.
>
> Signed-off-by: Daniel Vetter <daniel.vet...@ffwll.ch>
> ---
> drivers/gpu/drm/drm_fb_helper.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/drm_fb_helper.c b/drivers/gpu/drm/drm_fb_helper.c
> index 20969c05a9e3..cbe7fda3f8af 100644
> --- a/drivers/gpu/drm/drm_fb_helper.c
> +++ b/drivers/gpu/drm/drm_fb_helper.c
> @@ -2126,6 +2126,7 @@ void drm_fb_helper_fill_info(struct fb_info *info,
> drm_fb_helper_fill_fix(info, fb->pitches[0], fb->format->depth);
> drm_fb_helper_fill_var(info, fb_helper, fb->width, fb->height);
>
> + info->par = fb_helper;
> snprintf(info->fix.id, sizeof(info->fix.id), "%sdrmfb",
> fb_helper->dev->driver->name);
>
> @@ -3177,7 +3178,6 @@ int drm_fb_helper_generic_probe(struct drm_fb_helper
> *fb_helper,
> if (IS_ERR(fbi))
> return PTR_ERR(fbi);
>
> - fbi->par = fb_helper;
> fbi->fbops = &drm_fbdev_fb_ops;
> fbi->screen_size = fb->height * fb->pitches[0];
> fbi->fix.smem_len = fbi->screen_size;
Sam
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