From mboxrd@z Thu Jan 1 00:00:00 1970 From: Thomas Hellstrom Subject: [PATCH 02/13] drm/vmwgfx: Fix single framebuffer detection. Date: Tue, 27 Apr 2010 19:45:34 +0200 Message-ID: <1272390345-3655-3-git-send-email-thellstrom@vmware.com> References: <1272390345-3655-1-git-send-email-thellstrom@vmware.com> <1272390345-3655-2-git-send-email-thellstrom@vmware.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Received: from smtp-outbound-1.vmware.com (smtp-outbound-1.vmware.com [65.115.85.69]) by gabe.freedesktop.org (Postfix) with ESMTP id 496A89E872 for ; Tue, 27 Apr 2010 10:46:22 -0700 (PDT) In-Reply-To: <1272390345-3655-2-git-send-email-thellstrom@vmware.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: dri-devel-bounces+sf-dri-devel=m.gmane.org@lists.freedesktop.org Errors-To: dri-devel-bounces+sf-dri-devel=m.gmane.org@lists.freedesktop.org To: airlied@gmail.com Cc: Thomas Hellstrom , dri-devel@lists.freedesktop.org List-Id: dri-devel@lists.freedesktop.org From: Jakob Bornecrantz Signed-off-by: Jakob Bornecrantz Signed-off-by: Thomas Hellstrom --- drivers/gpu/drm/vmwgfx/vmwgfx_ldu.c | 3 +++ 1 files changed, 3 insertions(+), 0 deletions(-) diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_ldu.c b/drivers/gpu/drm/vmwgfx/vmwgfx_ldu.c index 9089159..be88fc6 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_ldu.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_ldu.c @@ -130,6 +130,7 @@ static int vmw_ldu_del_active(struct vmw_private *vmw_priv, if (list_empty(&ldu->active)) return 0; + /* must init otherwise list_empty(&ldu->active) well not work */ list_del_init(&ldu->active); if (--(ld->num_active) == 0) { BUG_ON(!ld->fb); @@ -208,6 +209,8 @@ static int vmw_ldu_crtc_set_config(struct drm_mode_set *set) /* ldu only supports one fb active at the time */ if (dev_priv->ldu_priv->fb && vfb && + !(dev_priv->ldu_priv->num_active == 1 && + !list_empty(&ldu->active)) && dev_priv->ldu_priv->fb != vfb) { DRM_ERROR("Multiple framebuffers not supported\n"); return -EINVAL; -- 1.6.2.5