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path: root/drivers/gpu/drm/vmwgfx/vmwgfx_fb.c
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Diffstat (limited to 'drivers/gpu/drm/vmwgfx/vmwgfx_fb.c')
-rw-r--r--drivers/gpu/drm/vmwgfx/vmwgfx_fb.c13
1 files changed, 12 insertions, 1 deletions
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_fb.c b/drivers/gpu/drm/vmwgfx/vmwgfx_fb.c
index 409e172f4abf..41d9a5b73c03 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_fb.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_fb.c
@@ -144,6 +144,13 @@ static int vmw_fb_check_var(struct fb_var_screeninfo *var,
return -EINVAL;
}
+ if (!vmw_kms_validate_mode_vram(vmw_priv,
+ info->fix.line_length,
+ var->yoffset + var->yres)) {
+ DRM_ERROR("Requested geom can not fit in framebuffer\n");
+ return -EINVAL;
+ }
+
return 0;
}
@@ -205,6 +212,9 @@ static void vmw_fb_dirty_flush(struct vmw_fb_par *par)
SVGAFifoCmdUpdate body;
} *cmd;
+ if (vmw_priv->suspended)
+ return;
+
spin_lock_irqsave(&par->dirty.lock, flags);
if (!par->dirty.active) {
spin_unlock_irqrestore(&par->dirty.lock, flags);
@@ -616,7 +626,8 @@ int vmw_dmabuf_to_start_of_vram(struct vmw_private *vmw_priv,
goto err_unlock;
if (bo->mem.mem_type == TTM_PL_VRAM &&
- bo->mem.mm_node->start < bo->num_pages)
+ bo->mem.start < bo->num_pages &&
+ bo->mem.start > 0)
(void) ttm_bo_validate(bo, &vmw_sys_placement, false,
false, false);