Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754368AbcCHQuS (ORCPT ); Tue, 8 Mar 2016 11:50:18 -0500 Received: from ring0.de ([5.45.101.7]:33586 "EHLO ring0.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932677AbcCHQuE (ORCPT ); Tue, 8 Mar 2016 11:50:04 -0500 X-Spam-Report: * -1.0 ALL_TRUSTED Passed through trusted hosts only via SMTP * 0.0 HEADER_FROM_DIFFERENT_DOMAINS From and EnvelopeFrom 2nd level mail * domains are different * -1.9 BAYES_00 BODY: Bayes spam probability is 0 to 1% * [score: 0.0000] From: Sebastian Reichel To: Sebastian Reichel , Tony Lindgren , Aaro Koskinen , Tomi Valkeinen Cc: Laurent Pinchart , David Airlie , linux-omap@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org Subject: [PATCH 14/23] drm: omapdrm: crtc: save framedone callback from dss Date: Tue, 8 Mar 2016 17:39:46 +0100 Message-Id: <1457455195-1938-15-git-send-email-sre@kernel.org> X-Mailer: git-send-email 2.7.0 In-Reply-To: <1457455195-1938-1-git-send-email-sre@kernel.org> References: <1457455195-1938-1-git-send-email-sre@kernel.org> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1729 Lines: 59 Save the framedone callback supplied by dss for later usage. Signed-off-by: Sebastian Reichel --- drivers/gpu/drm/omapdrm/omap_crtc.c | 24 ++++++++++++++++++++++++ 1 file changed, 24 insertions(+) diff --git a/drivers/gpu/drm/omapdrm/omap_crtc.c b/drivers/gpu/drm/omapdrm/omap_crtc.c index 094e89a2fa94..3ce7143e5a5f 100644 --- a/drivers/gpu/drm/omapdrm/omap_crtc.c +++ b/drivers/gpu/drm/omapdrm/omap_crtc.c @@ -57,6 +57,9 @@ struct omap_crtc { unsigned long state; wait_queue_head_t pending_wait; + + void (*framedone_handler)(void *); + void *framedone_handler_data; }; /* ----------------------------------------------------------------------------- @@ -263,6 +266,17 @@ static int omap_crtc_dss_register_framedone( struct omap_overlay_manager *mgr, void (*handler)(void *), void *data) { + struct omap_crtc *omap_crtc = omap_crtcs[mgr->id]; + struct drm_device *dev = omap_crtc->base.dev; + + if (omap_crtc->framedone_handler) + return -EBUSY; + + dev_dbg(dev->dev, "register framedone %s", omap_crtc->name); + + omap_crtc->framedone_handler = handler; + omap_crtc->framedone_handler_data = data; + return 0; } @@ -270,6 +284,16 @@ static void omap_crtc_dss_unregister_framedone( struct omap_overlay_manager *mgr, void (*handler)(void *), void *data) { + struct omap_crtc *omap_crtc = omap_crtcs[mgr->id]; + struct drm_device *dev = omap_crtc->base.dev; + + dev_dbg(dev->dev, "unregister framedone %s", omap_crtc->name); + + WARN_ON(omap_crtc->framedone_handler != handler); + WARN_ON(omap_crtc->framedone_handler_data != data); + + omap_crtc->framedone_handler = NULL; + omap_crtc->framedone_handler_data = NULL; } static const struct dss_mgr_ops mgr_ops = { -- 2.7.0