From patchwork Sun Sep 23 12:37:30 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: =?utf-8?q?Heiko_St=C3=BCbner?= X-Patchwork-Id: 10611703 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 2F9EF15E8 for ; Sun, 23 Sep 2018 12:37:51 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 137772A2AC for ; Sun, 23 Sep 2018 12:37:51 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 0695A2A2B0; Sun, 23 Sep 2018 12:37:51 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-5.2 required=2.0 tests=BAYES_00,MAILING_LIST_MULTI, RCVD_IN_DNSWL_MED autolearn=ham version=3.3.1 Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher DHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id B57FD2A2AC for ; Sun, 23 Sep 2018 12:37:50 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id BC80A6E140; Sun, 23 Sep 2018 12:37:48 +0000 (UTC) X-Original-To: dri-devel@lists.freedesktop.org Delivered-To: dri-devel@lists.freedesktop.org Received: from gloria.sntech.de (gloria.sntech.de [185.11.138.130]) by gabe.freedesktop.org (Postfix) with ESMTPS id D75016E140 for ; Sun, 23 Sep 2018 12:37:46 +0000 (UTC) Received: from p54b2678b.dip0.t-ipconnect.de ([84.178.103.139] helo=phil.fritz.box) by gloria.sntech.de with esmtpsa (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.89) (envelope-from ) id 1g43dm-0004u0-8R; Sun, 23 Sep 2018 14:37:34 +0200 From: Heiko Stuebner To: hjc@rock-chips.com Subject: [PATCH] drm/rockchip: vop: add rk3188 hs_start interrupt as dsp_hold equivalent Date: Sun, 23 Sep 2018 14:37:30 +0200 Message-Id: <20180923123730.14706-1-heiko@sntech.de> X-Mailer: git-send-email 2.18.0 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linux-rockchip@lists.infradead.org, dri-devel@lists.freedesktop.org MIME-Version: 1.0 Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" X-Virus-Scanned: ClamAV using ClamSMTP The hs_start interrupt on rk3188 fires at the start of a new frame, so serves essentially the same purpose as the dsp_hold_valid irq in checking when the last frame got delivered when going to standby. So define it to fix a hang on atomic_disable of the vop because the completion never really completed before. Fixes: 428e15cc41e3 ("drm/rockchip: vop: add rk3188 vop definitions") Signed-off-by: Heiko Stuebner Reviewed-by: Sandy Huang Reviewed-by: Sandy Huang --- drivers/gpu/drm/rockchip/rockchip_vop_reg.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/rockchip/rockchip_vop_reg.c b/drivers/gpu/drm/rockchip/rockchip_vop_reg.c index c482da41bb5d..226bb2a1720e 100644 --- a/drivers/gpu/drm/rockchip/rockchip_vop_reg.c +++ b/drivers/gpu/drm/rockchip/rockchip_vop_reg.c @@ -465,7 +465,11 @@ static const struct vop_win_data rk3188_vop_win_data[] = { }; static const int rk3188_vop_intrs[] = { - 0, + /* + * hs_start interrupt fires at frame-start, so serves + * the same purpose as dsp_hold in the driver. + */ + DSP_HOLD_VALID_INTR, FS_INTR, LINE_FLAG_INTR, BUS_ERROR_INTR,