From patchwork Mon May 11 01:38:29 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Mark Zhang X-Patchwork-Id: 6372801 Return-Path: X-Original-To: patchwork-dri-devel@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork1.web.kernel.org (Postfix) with ESMTP id 1A8899F402 for ; Mon, 11 May 2015 02:51:44 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 3A7AC203E9 for ; Mon, 11 May 2015 02:51:43 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) by mail.kernel.org (Postfix) with ESMTP id 4DB20203EB for ; Mon, 11 May 2015 02:51:42 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 10D0E6E2E1; Sun, 10 May 2015 19:51:33 -0700 (PDT) X-Original-To: dri-devel@lists.freedesktop.org Delivered-To: dri-devel@lists.freedesktop.org Received: from hqemgate14.nvidia.com (hqemgate14.nvidia.com [216.228.121.143]) by gabe.freedesktop.org (Postfix) with ESMTP id AADEF6E20F for ; Sun, 10 May 2015 18:38:45 -0700 (PDT) Received: from hqnvupgp08.nvidia.com (Not Verified[216.228.121.13]) by hqemgate14.nvidia.com id ; Sun, 10 May 2015 18:38:46 -0700 Received: from hqemhub03.nvidia.com ([172.20.150.15]) by hqnvupgp08.nvidia.com (PGP Universal service); Sun, 10 May 2015 18:36:30 -0700 X-PGP-Universal: processed; by hqnvupgp08.nvidia.com on Sun, 10 May 2015 18:36:30 -0700 Received: from hqnvemgw01.nvidia.com (172.20.150.20) by HQEMHUB03.nvidia.com (172.20.150.15) with Microsoft SMTP Server id 8.3.342.0; Sun, 10 May 2015 18:38:45 -0700 Received: from markz-hp6200.nvidia.com (Not Verified[10.19.224.127]) by hqnvemgw01.nvidia.com with MailMarshal (v7,1,2,5326) id ; Sun, 10 May 2015 18:38:45 -0700 From: Mark Zhang To: thierry.reding@gmail.com Subject: [RFC PATCH 10/12] drm: panel: Add idle/busy in Sharp lq101r1sx01 driver Date: Mon, 11 May 2015 09:38:29 +0800 Message-ID: <1431308311-4470-11-git-send-email-markz@nvidia.com> X-Mailer: git-send-email 2.1.4 In-Reply-To: <1431308311-4470-1-git-send-email-markz@nvidia.com> References: <1431308311-4470-1-git-send-email-markz@nvidia.com> X-NVConfidentiality: public MIME-Version: 1.0 X-Mailman-Approved-At: Sun, 10 May 2015 19:51:31 -0700 Cc: linux-tegra@vger.kernel.org, dri-devel@lists.freedesktop.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: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" X-Spam-Status: No, score=-4.2 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_MED, T_RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Signed-off-by: Mark Zhang --- drivers/gpu/drm/panel/panel-sharp-lq101r1sx01.c | 26 +++++++++++++++++++++++++ 1 file changed, 26 insertions(+) diff --git a/drivers/gpu/drm/panel/panel-sharp-lq101r1sx01.c b/drivers/gpu/drm/panel/panel-sharp-lq101r1sx01.c index 654575607864..a0a7c80f23d6 100644 --- a/drivers/gpu/drm/panel/panel-sharp-lq101r1sx01.c +++ b/drivers/gpu/drm/panel/panel-sharp-lq101r1sx01.c @@ -90,6 +90,18 @@ static __maybe_unused int sharp_panel_read(struct sharp_panel *sharp, return err; } +static int sharp_panel_idle(struct drm_panel *panel) +{ + struct sharp_panel *sharp = to_sharp_panel(panel); + int err = 0; + + err = mipi_dsi_dcs_enter_idle_mode(sharp->link1); + if (err < 0) + dev_err(panel->dev, "failed to enter idle: %d\n", err); + + return err; +} + static int sharp_panel_disable(struct drm_panel *panel) { struct sharp_panel *sharp = to_sharp_panel(panel); @@ -168,6 +180,18 @@ static int sharp_setup_symmetrical_split(struct mipi_dsi_device *left, return 0; } +static int sharp_panel_busy(struct drm_panel *panel) +{ + struct sharp_panel *sharp = to_sharp_panel(panel); + int err = 0; + + err = mipi_dsi_dcs_exit_idle_mode(sharp->link1); + if (err < 0) + dev_err(panel->dev, "failed to exit idle: %d\n", err); + + return err; +} + static int sharp_panel_prepare(struct drm_panel *panel) { struct sharp_panel *sharp = to_sharp_panel(panel); @@ -324,6 +348,8 @@ static int sharp_panel_get_modes(struct drm_panel *panel) } static const struct drm_panel_funcs sharp_panel_funcs = { + .idle = sharp_panel_idle, + .busy = sharp_panel_busy, .disable = sharp_panel_disable, .unprepare = sharp_panel_unprepare, .prepare = sharp_panel_prepare,