From patchwork Thu Jun 24 18:26:01 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ezequiel Garcia X-Patchwork-Id: 75398 X-Patchwork-Delegate: hverkuil@xs4all.nl Received: from vger.kernel.org ([23.128.96.18]) by www.linuxtv.org with esmtp (Exim 4.92) (envelope-from ) id 1lwU3f-00EidB-8M; Thu, 24 Jun 2021 18:26:35 +0000 Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232533AbhFXS2x (ORCPT + 1 other); Thu, 24 Jun 2021 14:28:53 -0400 Received: from bhuna.collabora.co.uk ([46.235.227.227]:43740 "EHLO bhuna.collabora.co.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229464AbhFXS2x (ORCPT ); Thu, 24 Jun 2021 14:28:53 -0400 Received: from [127.0.0.1] (localhost [127.0.0.1]) (Authenticated sender: ezequiel) with ESMTPSA id 69B1C1F4420C From: Ezequiel Garcia To: linux-media@vger.kernel.org, dri-devel@lists.freedesktop.org Cc: Hans Verkuil , Philipp Zabel , Heiko Stuebner , Alex Bee , maccraft123mc@gmail.com, Chris Healy , Paul Kocialkowski , Jernej Skrabec , Jonas Karlman , Thierry Reding , Sam Ravnborg , David Airlie , Ezequiel Garcia , kernel@collabora.com Subject: [PATCH 01/12] drm/panel: kd35t133: Add panel orientation support Date: Thu, 24 Jun 2021 15:26:01 -0300 Message-Id: <20210624182612.177969-2-ezequiel@collabora.com> X-Mailer: git-send-email 2.30.0 In-Reply-To: <20210624182612.177969-1-ezequiel@collabora.com> References: <20210624182612.177969-1-ezequiel@collabora.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org X-LSpam-Score: -3.1 (---) X-LSpam-Report: No, score=-3.1 required=5.0 tests=BAYES_00=-1.9,HEADER_FROM_DIFFERENT_DOMAINS=0.5,MAILING_LIST_MULTI=-1,RCVD_IN_DNSWL_LOW=-0.7,UNPARSEABLE_RELAY=0.001 autolearn=ham autolearn_force=no Parse the device tree rotation specifier, and set a DRM connector orientation property. The property can then be read by compositors to apply hardware plane rotation or a GPU transform. Signed-off-by: Ezequiel Garcia --- drivers/gpu/drm/panel/panel-elida-kd35t133.c | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/drivers/gpu/drm/panel/panel-elida-kd35t133.c b/drivers/gpu/drm/panel/panel-elida-kd35t133.c index fe5ac3ef9018..5987d28c874c 100644 --- a/drivers/gpu/drm/panel/panel-elida-kd35t133.c +++ b/drivers/gpu/drm/panel/panel-elida-kd35t133.c @@ -39,6 +39,7 @@ struct kd35t133 { struct device *dev; struct drm_panel panel; + enum drm_panel_orientation orientation; struct gpio_desc *reset_gpio; struct regulator *vdd; struct regulator *iovcc; @@ -216,6 +217,7 @@ static int kd35t133_get_modes(struct drm_panel *panel, connector->display_info.width_mm = mode->width_mm; connector->display_info.height_mm = mode->height_mm; drm_mode_probed_add(connector, mode); + drm_connector_set_panel_orientation(connector, ctx->orientation); return 1; } @@ -258,6 +260,12 @@ static int kd35t133_probe(struct mipi_dsi_device *dsi) return ret; } + ret = of_drm_get_panel_orientation(dev->of_node, &ctx->orientation); + if (ret) { + dev_err(dev, "%pOF: failed to get orientation %d\n", dev->of_node, ret); + return ret; + } + mipi_dsi_set_drvdata(dsi, ctx); ctx->dev = dev;