diff options
| author | Thomas Zimmermann <tzimmermann@suse.de> | 2021-11-18 09:36:39 +0100 |
|---|---|---|
| committer | Thomas Zimmermann <tzimmermann@suse.de> | 2021-11-18 09:36:39 +0100 |
| commit | a713ca234ea9d946235ac7248995c5fddfd9e523 (patch) | |
| tree | 708f72ee1c76360aa80c926f1defc8301aef1a23 /drivers/gpu/drm/drm_fb_helper.c | |
| parent | 37fe0cf5fb803d98efd7feb64b408c9b029c1085 (diff) | |
| parent | fa55b7dcdc43c1aa1ba12bca9d2dd4318c2a0dbf (diff) | |
| download | linux-a713ca234ea9d946235ac7248995c5fddfd9e523.tar.gz | |
Merge drm/drm-next into drm-misc-next
Backmerging from drm/drm-next for v5.16-rc1.
Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Diffstat (limited to 'drivers/gpu/drm/drm_fb_helper.c')
| -rw-r--r-- | drivers/gpu/drm/drm_fb_helper.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/gpu/drm/drm_fb_helper.c b/drivers/gpu/drm/drm_fb_helper.c index 442db735416f..9727a59d35fd 100644 --- a/drivers/gpu/drm/drm_fb_helper.c +++ b/drivers/gpu/drm/drm_fb_helper.c @@ -1506,6 +1506,7 @@ static int drm_fb_helper_single_fb_probe(struct drm_fb_helper *fb_helper, { struct drm_client_dev *client = &fb_helper->client; struct drm_device *dev = fb_helper->dev; + struct drm_mode_config *config = &dev->mode_config; int ret = 0; int crtc_count = 0; struct drm_connector_list_iter conn_iter; @@ -1663,6 +1664,11 @@ static int drm_fb_helper_single_fb_probe(struct drm_fb_helper *fb_helper, /* Handle our overallocation */ sizes.surface_height *= drm_fbdev_overalloc; sizes.surface_height /= 100; + if (sizes.surface_height > config->max_height) { + drm_dbg_kms(dev, "Fbdev over-allocation too large; clamping height to %d\n", + config->max_height); + sizes.surface_height = config->max_height; + } /* push down into drivers */ ret = (*fb_helper->funcs->fb_probe)(fb_helper, &sizes); |