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| author |   Thomas Zimmermann <tzimmermann@suse.de> | 2021-11-10 11:36:59 +0100 |
|---|---|---|
| committer | Thomas Zimmermann <tzimmermann@suse.de> | 2021-11-11 12:06:58 +0100 |
| commit | 18ac700d75e81b7892c6377f6d8b917453ac69fd (patch) | |
| tree | 122dd4e8a36fef35a0bbf08bc43c229e48894c31 /drivers/gpu/drm/drm_fb_helper.c | |
| parent | drm/format-helper: Streamline blit-helper interface (diff) | |
| download | linux-dev-18ac700d75e81b7892c6377f6d8b917453ac69fd.tar.xz linux-dev-18ac700d75e81b7892c6377f6d8b917453ac69fd.zip | |
drm/fb-helper: Allocate shadow buffer of surface height
Allocating a shadow buffer of the height of the buffer object does
not support fbdev overallocation. Use surface height instead.
Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Reviewed-by: Noralf Trønnes <noralf@tronnes.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20211110103702.374-7-tzimmermann@suse.de
Diffstat (limited to 'drivers/gpu/drm/drm_fb_helper.c')
| -rw-r--r-- | drivers/gpu/drm/drm_fb_helper.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/gpu/drm/drm_fb_helper.c b/drivers/gpu/drm/drm_fb_helper.c index 3ab078321045..442db735416f 100644 --- a/drivers/gpu/drm/drm_fb_helper.c +++ b/drivers/gpu/drm/drm_fb_helper.c @@ -2332,7 +2332,7 @@ static int drm_fb_helper_generic_probe(struct drm_fb_helper *fb_helper, return PTR_ERR(fbi); fbi->fbops = &drm_fbdev_fb_ops; - fbi->screen_size = fb->height * fb->pitches[0]; + fbi->screen_size = sizes->surface_height * fb->pitches[0]; fbi->fix.smem_len = fbi->screen_size; drm_fb_helper_fill_info(fbi, fb_helper, sizes); |