diff options
| -rw-r--r-- | drivers/gpu/drm/i915/intel_display.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index 14fc2641a10c..2b598eb61872 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -8352,6 +8352,14 @@ int intel_framebuffer_init(struct drm_device *dev, if (mode_cmd->pitches[0] & 63) return -EINVAL; + /* FIXME <= Gen4 stride limits are bit unclear */ + if (mode_cmd->pitches[0] > 32768) + return -EINVAL; + + if (obj->tiling_mode != I915_TILING_NONE && + mode_cmd->pitches[0] != obj->stride) + return -EINVAL; + /* Reject formats not supported by any plane early. */ switch (mode_cmd->pixel_format) { case DRM_FORMAT_C8: |