diff options
| author | Lyude Paul | 2021-01-18 20:54:12 -0500 |
|---|---|---|
| committer | Ben Skeggs | 2021-01-29 11:03:11 +1000 |
| commit | 7c6d659868c77da9b518f32348160340dcdfa008 (patch) | |
| tree | 1680b5d2eae78c4190587b8e8b71f8fb13481ced | |
| parent | dcd602cc5fe2803bf532d407cde24ba0b7808ff3 (diff) | |
drivers/nouveau/kms/nv50-: Reject format modifiers for cursor planes
Nvidia hardware doesn't actually support using tiling formats with the
cursor plane, only linear is allowed. In the future, we should write a
testcase for this.
Fixes: c586f30bf74c ("drm/nouveau/kms: Add format mod prop to base/ovly/nvdisp")
Cc: James Jones <jajones@nvidia.com>
Cc: Martin Peres <martin.peres@free.fr>
Cc: Jeremy Cline <jcline@redhat.com>
Cc: Simon Ser <contact@emersion.fr>
Cc: <stable@vger.kernel.org> # v5.8+
Signed-off-by: Lyude Paul <lyude@redhat.com>
Reviewed-by: Simon Ser <contact@emersion.fr>
Reviewed-by: James Jones <jajones@nvidia.com>
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
| -rw-r--r-- | drivers/gpu/drm/nouveau/dispnv50/wndw.c | 17 |
1 files changed, 13 insertions, 4 deletions
diff --git a/drivers/gpu/drm/nouveau/dispnv50/wndw.c b/drivers/gpu/drm/nouveau/dispnv50/wndw.c index ce451242f79e..271de3a63f21 100644 --- a/drivers/gpu/drm/nouveau/dispnv50/wndw.c +++ b/drivers/gpu/drm/nouveau/dispnv50/wndw.c @@ -702,6 +702,11 @@ nv50_wndw_init(struct nv50_wndw *wndw) nvif_notify_get(&wndw->notify); } +static const u64 nv50_cursor_format_modifiers[] = { + DRM_FORMAT_MOD_LINEAR, + DRM_FORMAT_MOD_INVALID, +}; + int nv50_wndw_new_(const struct nv50_wndw_func *func, struct drm_device *dev, enum drm_plane_type type, const char *name, int index, @@ -713,6 +718,7 @@ nv50_wndw_new_(const struct nv50_wndw_func *func, struct drm_device *dev, struct nvif_mmu *mmu = &drm->client.mmu; struct nv50_disp *disp = nv50_disp(dev); struct nv50_wndw *wndw; + const u64 *format_modifiers; int nformat; int ret; @@ -728,10 +734,13 @@ nv50_wndw_new_(const struct nv50_wndw_func *func, struct drm_device *dev, for (nformat = 0; format[nformat]; nformat++); - ret = drm_universal_plane_init(dev, &wndw->plane, heads, &nv50_wndw, - format, nformat, - nouveau_display(dev)->format_modifiers, - type, "%s-%d", name, index); + if (type == DRM_PLANE_TYPE_CURSOR) + format_modifiers = nv50_cursor_format_modifiers; + else + format_modifiers = nouveau_display(dev)->format_modifiers; + + ret = drm_universal_plane_init(dev, &wndw->plane, heads, &nv50_wndw, format, nformat, + format_modifiers, type, "%s-%d", name, index); if (ret) { kfree(*pwndw); *pwndw = NULL; |