diff options
Diffstat (limited to 'drivers/gpu/drm/vmwgfx/vmwgfx_kms.c')
| -rw-r--r-- | drivers/gpu/drm/vmwgfx/vmwgfx_kms.c | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c index 82bd3d8c0e4..5fb68f3981a 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c @@ -838,7 +838,7 @@ static struct drm_framebuffer *vmw_kms_fb_create(struct drm_device *dev, struct vmw_framebuffer *vfb = NULL; struct vmw_surface *surface = NULL; struct vmw_dma_buffer *bo = NULL; - unsigned int required_size; + u64 required_size; int ret; /** @@ -848,7 +848,7 @@ static struct drm_framebuffer *vmw_kms_fb_create(struct drm_device *dev, */ required_size = mode_cmd->pitch * mode_cmd->height; - if (unlikely(required_size > dev_priv->vram_size)) { + if (unlikely(required_size > (u64) dev_priv->vram_size)) { DRM_ERROR("VRAM size is too small for requested mode.\n"); return NULL; } @@ -1133,6 +1133,13 @@ out_unlock: return ret; } +bool vmw_kms_validate_mode_vram(struct vmw_private *dev_priv, + uint32_t pitch, + uint32_t height) +{ + return ((u64) pitch * (u64) height) < (u64) dev_priv->vram_size; +} + u32 vmw_get_vblank_counter(struct drm_device *dev, int crtc) { return 0; |