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authorJakob Bornecrantz <jakob@vmware.com>2011-11-09 10:25:28 +0100
committerDave Airlie <airlied@redhat.com>2011-11-11 10:58:26 +0000
commitbaa91d640034dd8d0b58a9088f5fefe5cec3c8c4 (patch)
tree99eec6ddc06baf6b8e6110dda9faea9391aa3f6e
parentf0c8a6524dca1d37ab7b0247aa7681e490af1ee4 (diff)
vmwgfx: Only allow 64x64 cursors
Snooping code expects this to be the case. Signed-off-by: Jakob Bornecrantz <jakob@vmware.com> Reviewed-by: Thomas Hellstrom <thellstrom@vmware.com> Signed-off-by: Dave Airlie <airlied@redhat.com>
-rw-r--r--drivers/gpu/drm/vmwgfx/vmwgfx_kms.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c
index 40c7e617e28b..880e285d7578 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c
@@ -105,6 +105,10 @@ int vmw_du_crtc_cursor_set(struct drm_crtc *crtc, struct drm_file *file_priv,
struct vmw_dma_buffer *dmabuf = NULL;
int ret;
+ /* A lot of the code assumes this */
+ if (handle && (width != 64 || height != 64))
+ return -EINVAL;
+
if (handle) {
ret = vmw_user_surface_lookup_handle(dev_priv, tfile,
handle, &surface);