From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.1 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 9FC1BC433E0 for ; Wed, 1 Jul 2020 16:29:53 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 7716820781 for ; Wed, 1 Jul 2020 16:29:53 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=megous.com header.i=@megous.com header.b="VlBBBRxm" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1732447AbgGAQ3p (ORCPT ); Wed, 1 Jul 2020 12:29:45 -0400 Received: from vps.xff.cz ([195.181.215.36]:52352 "EHLO vps.xff.cz" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1732391AbgGAQ3i (ORCPT ); Wed, 1 Jul 2020 12:29:38 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=megous.com; s=mail; t=1593620974; bh=zkODNCMULY1qflHx9pXN2q3BlZBV4YZQDDm3YdTOqMc=; h=From:To:Cc:Subject:Date:References:From; b=VlBBBRxm4dDrG8c8iIovoYlpXJu+hCvaSfB9J6AdHQbVWWGBO2bvdhfMmVvMC2EHw Uqy0FqKroZVhout9bEXq4bvkuOj9owK0wfJTFenzrZhxZmPKIu0T/8a8tfsnZ2fgcs +olWZv1pbU3QzvCoNqACDfZVI1nXZ+nC6PQW9wBo= From: Ondrej Jirman To: linux-sunxi@googlegroups.com, Thierry Reding , Sam Ravnborg , David Airlie , Daniel Vetter , =?UTF-8?q?Guido=20G=C3=BCnther?= , Purism Kernel Team , Rob Herring , Maxime Ripard , Chen-Yu Tsai , Linus Walleij , Icenowy Zheng Cc: Ondrej Jirman , dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, Samuel Holland , Martijn Braam , Luca Weiss , Bhushan Shah Subject: [PATCH v7 08/13] drm/panel: st7703: Move generic part of init sequence to enable callback Date: Wed, 1 Jul 2020 18:29:23 +0200 Message-Id: <20200701162928.1638874-9-megous@megous.com> In-Reply-To: <20200701162928.1638874-1-megous@megous.com> References: <20200701162928.1638874-1-megous@megous.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Calling sleep out and display on is a controller specific part of the initialization process. Move it out of the panel specific initialization function to the enable callback. Signed-off-by: Ondrej Jirman Reviewed-by: Linus Walleij --- drivers/gpu/drm/panel/panel-sitronix-st7703.c | 33 ++++++++++--------- 1 file changed, 18 insertions(+), 15 deletions(-) diff --git a/drivers/gpu/drm/panel/panel-sitronix-st7703.c b/drivers/gpu/drm/panel/panel-sitronix-st7703.c index 61872f623fff..96e39ec94900 100644 --- a/drivers/gpu/drm/panel/panel-sitronix-st7703.c +++ b/drivers/gpu/drm/panel/panel-sitronix-st7703.c @@ -84,8 +84,6 @@ static inline struct st7703 *panel_to_st7703(struct drm_panel *panel) static int jh057n_init_sequence(struct st7703 *ctx) { struct mipi_dsi_device *dsi = to_mipi_dsi_device(ctx->dev); - struct device *dev = ctx->dev; - int ret; /* * Init sequence was supplied by the panel vendor. Most of the commands @@ -136,20 +134,7 @@ static int jh057n_init_sequence(struct st7703 *ctx) 0x18, 0x00, 0x09, 0x0E, 0x29, 0x2D, 0x3C, 0x41, 0x37, 0x07, 0x0B, 0x0D, 0x10, 0x11, 0x0F, 0x10, 0x11, 0x18); - msleep(20); - - ret = mipi_dsi_dcs_exit_sleep_mode(dsi); - if (ret < 0) { - DRM_DEV_ERROR(dev, "Failed to exit sleep mode: %d\n", ret); - return ret; - } - /* Panel is operational 120 msec after reset */ - msleep(60); - ret = mipi_dsi_dcs_set_display_on(dsi); - if (ret) - return ret; - DRM_DEV_DEBUG_DRIVER(dev, "Panel init sequence done\n"); return 0; } @@ -180,6 +165,7 @@ struct st7703_panel_desc jh057n00900_panel_desc = { static int st7703_enable(struct drm_panel *panel) { struct st7703 *ctx = panel_to_st7703(panel); + struct mipi_dsi_device *dsi = to_mipi_dsi_device(ctx->dev); int ret; ret = ctx->desc->init_sequence(ctx); @@ -189,6 +175,23 @@ static int st7703_enable(struct drm_panel *panel) return ret; } + msleep(20); + + ret = mipi_dsi_dcs_exit_sleep_mode(dsi); + if (ret < 0) { + DRM_DEV_ERROR(ctx->dev, "Failed to exit sleep mode: %d\n", ret); + return ret; + } + + /* Panel is operational 120 msec after reset */ + msleep(60); + + ret = mipi_dsi_dcs_set_display_on(dsi); + if (ret) + return ret; + + DRM_DEV_DEBUG_DRIVER(ctx->dev, "Panel init sequence done\n"); + return 0; } -- 2.27.0 From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-5.9 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_ADSP_ALL, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH, MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 72053C433DF for ; Wed, 1 Jul 2020 16:31:38 +0000 (UTC) Received: from merlin.infradead.org (merlin.infradead.org [205.233.59.134]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 42C692082F for ; 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charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Calling sleep out and display on is a controller specific part of the initialization process. Move it out of the panel specific initialization function to the enable callback. Signed-off-by: Ondrej Jirman Reviewed-by: Linus Walleij --- drivers/gpu/drm/panel/panel-sitronix-st7703.c | 33 ++++++++++--------- 1 file changed, 18 insertions(+), 15 deletions(-) diff --git a/drivers/gpu/drm/panel/panel-sitronix-st7703.c b/drivers/gpu/drm/panel/panel-sitronix-st7703.c index 61872f623fff..96e39ec94900 100644 --- a/drivers/gpu/drm/panel/panel-sitronix-st7703.c +++ b/drivers/gpu/drm/panel/panel-sitronix-st7703.c @@ -84,8 +84,6 @@ static inline struct st7703 *panel_to_st7703(struct drm_panel *panel) static int jh057n_init_sequence(struct st7703 *ctx) { struct mipi_dsi_device *dsi = to_mipi_dsi_device(ctx->dev); - struct device *dev = ctx->dev; - int ret; /* * Init sequence was supplied by the panel vendor. Most of the commands @@ -136,20 +134,7 @@ static int jh057n_init_sequence(struct st7703 *ctx) 0x18, 0x00, 0x09, 0x0E, 0x29, 0x2D, 0x3C, 0x41, 0x37, 0x07, 0x0B, 0x0D, 0x10, 0x11, 0x0F, 0x10, 0x11, 0x18); - msleep(20); - - ret = mipi_dsi_dcs_exit_sleep_mode(dsi); - if (ret < 0) { - DRM_DEV_ERROR(dev, "Failed to exit sleep mode: %d\n", ret); - return ret; - } - /* Panel is operational 120 msec after reset */ - msleep(60); - ret = mipi_dsi_dcs_set_display_on(dsi); - if (ret) - return ret; - DRM_DEV_DEBUG_DRIVER(dev, "Panel init sequence done\n"); return 0; } @@ -180,6 +165,7 @@ struct st7703_panel_desc jh057n00900_panel_desc = { static int st7703_enable(struct drm_panel *panel) { struct st7703 *ctx = panel_to_st7703(panel); + struct mipi_dsi_device *dsi = to_mipi_dsi_device(ctx->dev); int ret; ret = ctx->desc->init_sequence(ctx); @@ -189,6 +175,23 @@ static int st7703_enable(struct drm_panel *panel) return ret; } + msleep(20); + + ret = mipi_dsi_dcs_exit_sleep_mode(dsi); + if (ret < 0) { + DRM_DEV_ERROR(ctx->dev, "Failed to exit sleep mode: %d\n", ret); + return ret; + } + + /* Panel is operational 120 msec after reset */ + msleep(60); + + ret = mipi_dsi_dcs_set_display_on(dsi); + if (ret) + return ret; + + DRM_DEV_DEBUG_DRIVER(ctx->dev, "Panel init sequence done\n"); + return 0; } -- 2.27.0 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-5.7 required=3.0 tests=DKIM_ADSP_ALL,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 569D5C433E0 for ; Thu, 2 Jul 2020 07:25:42 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 2B879206BE for ; Thu, 2 Jul 2020 07:25:42 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=megous.com header.i=@megous.com header.b="VlBBBRxm" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 2B879206BE Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=megous.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=dri-devel-bounces@lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 4FA686EA6B; Thu, 2 Jul 2020 07:24:29 +0000 (UTC) Received: from vps.xff.cz (vps.xff.cz [195.181.215.36]) by gabe.freedesktop.org (Postfix) with ESMTPS id E39EB6E954 for ; Wed, 1 Jul 2020 16:29:35 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=megous.com; s=mail; t=1593620974; bh=zkODNCMULY1qflHx9pXN2q3BlZBV4YZQDDm3YdTOqMc=; h=From:To:Cc:Subject:Date:References:From; b=VlBBBRxm4dDrG8c8iIovoYlpXJu+hCvaSfB9J6AdHQbVWWGBO2bvdhfMmVvMC2EHw Uqy0FqKroZVhout9bEXq4bvkuOj9owK0wfJTFenzrZhxZmPKIu0T/8a8tfsnZ2fgcs +olWZv1pbU3QzvCoNqACDfZVI1nXZ+nC6PQW9wBo= From: Ondrej Jirman To: linux-sunxi@googlegroups.com, Thierry Reding , Sam Ravnborg , David Airlie , Daniel Vetter , =?UTF-8?q?Guido=20G=C3=BCnther?= , Purism Kernel Team , Rob Herring , Maxime Ripard , Chen-Yu Tsai , Linus Walleij , Icenowy Zheng Subject: [PATCH v7 08/13] drm/panel: st7703: Move generic part of init sequence to enable callback Date: Wed, 1 Jul 2020 18:29:23 +0200 Message-Id: <20200701162928.1638874-9-megous@megous.com> In-Reply-To: <20200701162928.1638874-1-megous@megous.com> References: <20200701162928.1638874-1-megous@megous.com> MIME-Version: 1.0 X-Mailman-Approved-At: Thu, 02 Jul 2020 07:24:22 +0000 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Ondrej Jirman , devicetree@vger.kernel.org, Samuel Holland , Bhushan Shah , linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, Luca Weiss , Martijn Braam , linux-arm-kernel@lists.infradead.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" Calling sleep out and display on is a controller specific part of the initialization process. Move it out of the panel specific initialization function to the enable callback. Signed-off-by: Ondrej Jirman Reviewed-by: Linus Walleij --- drivers/gpu/drm/panel/panel-sitronix-st7703.c | 33 ++++++++++--------- 1 file changed, 18 insertions(+), 15 deletions(-) diff --git a/drivers/gpu/drm/panel/panel-sitronix-st7703.c b/drivers/gpu/drm/panel/panel-sitronix-st7703.c index 61872f623fff..96e39ec94900 100644 --- a/drivers/gpu/drm/panel/panel-sitronix-st7703.c +++ b/drivers/gpu/drm/panel/panel-sitronix-st7703.c @@ -84,8 +84,6 @@ static inline struct st7703 *panel_to_st7703(struct drm_panel *panel) static int jh057n_init_sequence(struct st7703 *ctx) { struct mipi_dsi_device *dsi = to_mipi_dsi_device(ctx->dev); - struct device *dev = ctx->dev; - int ret; /* * Init sequence was supplied by the panel vendor. Most of the commands @@ -136,20 +134,7 @@ static int jh057n_init_sequence(struct st7703 *ctx) 0x18, 0x00, 0x09, 0x0E, 0x29, 0x2D, 0x3C, 0x41, 0x37, 0x07, 0x0B, 0x0D, 0x10, 0x11, 0x0F, 0x10, 0x11, 0x18); - msleep(20); - - ret = mipi_dsi_dcs_exit_sleep_mode(dsi); - if (ret < 0) { - DRM_DEV_ERROR(dev, "Failed to exit sleep mode: %d\n", ret); - return ret; - } - /* Panel is operational 120 msec after reset */ - msleep(60); - ret = mipi_dsi_dcs_set_display_on(dsi); - if (ret) - return ret; - DRM_DEV_DEBUG_DRIVER(dev, "Panel init sequence done\n"); return 0; } @@ -180,6 +165,7 @@ struct st7703_panel_desc jh057n00900_panel_desc = { static int st7703_enable(struct drm_panel *panel) { struct st7703 *ctx = panel_to_st7703(panel); + struct mipi_dsi_device *dsi = to_mipi_dsi_device(ctx->dev); int ret; ret = ctx->desc->init_sequence(ctx); @@ -189,6 +175,23 @@ static int st7703_enable(struct drm_panel *panel) return ret; } + msleep(20); + + ret = mipi_dsi_dcs_exit_sleep_mode(dsi); + if (ret < 0) { + DRM_DEV_ERROR(ctx->dev, "Failed to exit sleep mode: %d\n", ret); + return ret; + } + + /* Panel is operational 120 msec after reset */ + msleep(60); + + ret = mipi_dsi_dcs_set_display_on(dsi); + if (ret) + return ret; + + DRM_DEV_DEBUG_DRIVER(ctx->dev, "Panel init sequence done\n"); + return 0; } -- 2.27.0 _______________________________________________ dri-devel mailing list dri-devel@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/dri-devel