From patchwork Sat Apr 1 10:43:57 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jeffy Chen X-Patchwork-Id: 9658275 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 01AFC60349 for ; Sat, 1 Apr 2017 20:21:47 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id E5B3A283ED for ; Sat, 1 Apr 2017 20:21:46 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id DA89F2852B; Sat, 1 Apr 2017 20:21:46 +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=-2.5 required=2.0 tests=BAYES_00, RCVD_IN_DNSWL_MED, URIBL_BLACK 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 99957283ED for ; Sat, 1 Apr 2017 20:21:46 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id CF8216E1FC; Sat, 1 Apr 2017 20:19:28 +0000 (UTC) X-Original-To: dri-devel@lists.freedesktop.org Delivered-To: dri-devel@lists.freedesktop.org Received: from regular1.263xmail.com (regular1.263xmail.com [211.150.99.130]) by gabe.freedesktop.org (Postfix) with ESMTPS id 8E2556E14C for ; Sat, 1 Apr 2017 10:44:57 +0000 (UTC) Received: from jeffy.chen?rock-chips.com (unknown [192.168.165.252]) by regular1.263xmail.com (Postfix) with ESMTP id A23F3B0CE; Sat, 1 Apr 2017 18:44:52 +0800 (CST) X-263anti-spam: KSV:0; X-MAIL-GRAY: 0 X-MAIL-DELIVERY: 1 X-KSVirus-check: 0 X-ABS-CHECKED: 4 Received: from smtp.263.net (va-smtp01.263.net [54.88.144.211]) by smtp.263.net (Postfix) with ESMTP id BE193403; Sat, 1 Apr 2017 18:44:51 +0800 (CST) Received: from localhost (localhost.localdomain [127.0.0.1]) by smtp.263.net (Postfix) with ESMTP id A643B9F609; Sat, 1 Apr 2017 18:44:43 +0800 (CST) X-RL-SENDER: jeffy.chen@rock-chips.com X-FST-TO: linux-kernel@vger.kernel.org X-SENDER-IP: 103.29.142.67 X-LOGIN-NAME: jeffy.chen@rock-chips.com X-UNIQUE-TAG: X-ATTACHMENT-NUM: 0 X-SENDER: cjf@rock-chips.com X-DNS-TYPE: 0 Received: from localhost (unknown [103.29.142.67]) by smtp.263.net (Postfix) whith ESMTP id 24040Z4DX4B; Sat, 01 Apr 2017 18:44:47 +0800 (CST) From: Jeffy Chen To: linux-kernel@vger.kernel.org Subject: [PATCH 4/9] drm/rockchip: cdn-dp: Don't try to release firmware when not loaded Date: Sat, 1 Apr 2017 18:43:57 +0800 Message-Id: <1491043442-20626-5-git-send-email-jeffy.chen@rock-chips.com> X-Mailer: git-send-email 2.1.4 In-Reply-To: <1491043442-20626-1-git-send-email-jeffy.chen@rock-chips.com> References: <1491043442-20626-1-git-send-email-jeffy.chen@rock-chips.com> X-Mailman-Approved-At: Sat, 01 Apr 2017 20:18:17 +0000 Cc: Jeffy Chen , briannorris@chromium.org, dianders@chromium.org, dri-devel@lists.freedesktop.org, tfiga@chromium.org, linux-rockchip@lists.infradead.org, zyw@rock-chips.com, linux-arm-kernel@lists.infradead.org X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.18 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" X-Virus-Scanned: ClamAV using ClamSMTP Signed-off-by: Jeffy Chen --- drivers/gpu/drm/rockchip/cdn-dp-core.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/rockchip/cdn-dp-core.c b/drivers/gpu/drm/rockchip/cdn-dp-core.c index fd79a70..a97f3f4 100644 --- a/drivers/gpu/drm/rockchip/cdn-dp-core.c +++ b/drivers/gpu/drm/rockchip/cdn-dp-core.c @@ -1052,6 +1052,7 @@ static int cdn_dp_bind(struct device *dev, struct device *master, void *data) dp->connected = false; dp->active = false; dp->active_port = -1; + dp->fw_loaded = false; INIT_WORK(&dp->event_work, cdn_dp_pd_event_work); @@ -1132,7 +1133,8 @@ static void cdn_dp_unbind(struct device *dev, struct device *master, void *data) connector->funcs->destroy(connector); pm_runtime_disable(dev); - release_firmware(dp->fw); + if (dp->fw_loaded) + release_firmware(dp->fw); kfree(dp->edid); dp->edid = NULL; }