From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S965037Ab3GCTAb (ORCPT ); Wed, 3 Jul 2013 15:00:31 -0400 Received: from hrndva-omtalb.mail.rr.com ([71.74.56.122]:28849 "EHLO hrndva-omtalb.mail.rr.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S933121Ab3GCTAU (ORCPT ); Wed, 3 Jul 2013 15:00:20 -0400 X-Authority-Analysis: v=2.0 cv=Odoa/2vY c=1 sm=0 a=Sro2XwOs0tJUSHxCKfOySw==:17 a=Drc5e87SC40A:10 a=Ciwy3NGCPMMA:10 a=3DBaszRiHMcA:10 a=5SG0PmZfjMsA:10 a=bbbx4UPp9XUA:10 a=meVymXHHAAAA:8 a=KGjhK52YXX0A:10 a=-AnfmqIOyKwA:10 a=pGLkceISAAAA:8 a=20KFwNOVAAAA:8 a=1nSz6Ew-AAAA:8 a=VwQbUJbxAAAA:8 a=fBeKd2HRWbP4T1pgm1MA:9 a=MSl-tDqOz04A:10 a=jeBq3FmKZ4MA:10 a=Sro2XwOs0tJUSHxCKfOySw==:117 X-Cloudmark-Score: 0 X-Authenticated-User: X-Originating-IP: 67.255.60.225 Message-Id: <20130703184106.163021523@goodmis.org> User-Agent: quilt/0.60-1 Date: Wed, 03 Jul 2013 14:40:54 -0400 From: Steven Rostedt To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Daniel Vetter , Patrik Jakobsson Subject: [117/141] drm/gma500/cdv: Unpin framebuffer on crtc disable References: <20130703183857.307196999@goodmis.org> Content-Disposition: inline; filename=0117-drm-gma500-cdv-Unpin-framebuffer-on-crtc-disable.patch Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 3.6.11.6 stable review patch. If anyone has any objections, please let me know. ------------------ From: Patrik Jakobsson [ Upstream commit 22e7c385a80d771aaf3a15ae7ccea3b0686bbe10 ] The framebuffer needs to be unpinned in the crtc->disable callback because of previous pinning in psb_intel_pipe_set_base(). This will fix a memory leak where the framebuffer was released but not unpinned properly. This patch only affects Cedarview. Bugzilla: https://bugzilla.redhat.com/show_bug.cgi?id=889511 Bugzilla: https://bugzilla.novell.com/show_bug.cgi?id=812113 Cc: stable@vger.kernel.org Reviewed-by: Daniel Vetter Signed-off-by: Patrik Jakobsson Signed-off-by: Steven Rostedt --- drivers/gpu/drm/gma500/cdv_intel_display.c | 14 ++++++++++++++ 1 file changed, 14 insertions(+) diff --git a/drivers/gpu/drm/gma500/cdv_intel_display.c b/drivers/gpu/drm/gma500/cdv_intel_display.c index a68509b..294fcf5 100644 --- a/drivers/gpu/drm/gma500/cdv_intel_display.c +++ b/drivers/gpu/drm/gma500/cdv_intel_display.c @@ -1600,6 +1600,19 @@ static void cdv_intel_crtc_destroy(struct drm_crtc *crtc) kfree(psb_intel_crtc); } +static void cdv_intel_crtc_disable(struct drm_crtc *crtc) +{ + struct gtt_range *gt; + struct drm_crtc_helper_funcs *crtc_funcs = crtc->helper_private; + + crtc_funcs->dpms(crtc, DRM_MODE_DPMS_OFF); + + if (crtc->fb) { + gt = to_psb_fb(crtc->fb)->gtt; + psb_gtt_unpin(gt); + } +} + const struct drm_crtc_helper_funcs cdv_intel_helper_funcs = { .dpms = cdv_intel_crtc_dpms, .mode_fixup = cdv_intel_crtc_mode_fixup, @@ -1607,6 +1620,7 @@ const struct drm_crtc_helper_funcs cdv_intel_helper_funcs = { .mode_set_base = cdv_intel_pipe_set_base, .prepare = cdv_intel_crtc_prepare, .commit = cdv_intel_crtc_commit, + .disable = cdv_intel_crtc_disable, }; const struct drm_crtc_funcs cdv_intel_crtc_funcs = { -- 1.7.10.4