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[14/15] vmwgfx: Save at least one screen layout

Message ID 1285593632-10585-15-git-send-email-thellstrom@vmware.com (mailing list archive)
State New, archived
Headers show

Commit Message

Thomas Hellstrom Sept. 27, 2010, 1:20 p.m. UTC
None
diff mbox

Patch

diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c
index 5fb68f3..87c6e61 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c
@@ -1025,6 +1025,9 @@  int vmw_kms_save_vga(struct vmw_private *vmw_priv)
 	vmw_priv->num_displays = vmw_read(vmw_priv,
 					  SVGA_REG_NUM_GUEST_DISPLAYS);
 
+	if (vmw_priv->num_displays == 0)
+		vmw_priv->num_displays = 1;
+
 	for (i = 0; i < vmw_priv->num_displays; ++i) {
 		save = &vmw_priv->vga_save[i];
 		vmw_write(vmw_priv, SVGA_REG_DISPLAY_ID, i);