From patchwork Fri Jun 28 16:01:23 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Andrzej Pietrasiewicz X-Patchwork-Id: 11024559 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 D222014E5 for ; Sun, 30 Jun 2019 18:26:33 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id C06022843B for ; Sun, 30 Jun 2019 18:26:33 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id B3418285EA; Sun, 30 Jun 2019 18:26:33 +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,UNPARSEABLE_RELAY 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 6B74C2843B for ; Sun, 30 Jun 2019 18:26:33 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 668AB89CDD; Sun, 30 Jun 2019 18:26:13 +0000 (UTC) X-Original-To: dri-devel@lists.freedesktop.org Delivered-To: dri-devel@lists.freedesktop.org Received: from bhuna.collabora.co.uk (bhuna.collabora.co.uk [46.235.227.227]) by gabe.freedesktop.org (Postfix) with ESMTPS id F1B9B6E95B; Fri, 28 Jun 2019 16:05:59 +0000 (UTC) Received: from [127.0.0.1] (localhost [127.0.0.1]) (Authenticated sender: andrzej.p) with ESMTPSA id D51B8289CEA From: Andrzej Pietrasiewicz To: dri-devel@lists.freedesktop.org Subject: [PATCH v3 09/22] drm/imx: imx-ldb: Provide ddc symlink in connector's sysfs Date: Fri, 28 Jun 2019 18:01:23 +0200 Message-Id: X-Mailer: git-send-email 2.17.1 In-Reply-To: References: <3fb19371-db7d-f9dc-31a7-1ccd126f6784@collabora.com> In-Reply-To: References: X-Mailman-Approved-At: Sun, 30 Jun 2019 18:26:11 +0000 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: Sam Ravnborg , Neil Armstrong , Maxime Ripard , Liviu Dudau , Douglas Anderson , Thierry Reding , Laurent Pinchart , kernel@collabora.com, linux-samsung-soc@vger.kernel.org, linux-rockchip@lists.infradead.org, Vincent Abriou , Krzysztof Kozlowski , Jonathan Hunter , David Airlie , Chen-Yu Tsai , Kukjin Kim , NXP Linux Team , Dave Airlie , freedreno@lists.freedesktop.org, linux-tegra@vger.kernel.org, Pengutronix Kernel Team , Jonas Karlman , linux-arm-msm@vger.kernel.org, Jyri Sarha , Mamta Shukla , linux-mediatek@lists.infradead.org, Matthias Brugger , Thomas Gleixner , Sean Paul , linux-arm-kernel@lists.infradead.org, amd-gfx@lists.freedesktop.org, Tomi Valkeinen , Thomas Zimmermann , Seung-Woo Kim , linux-kernel@vger.kernel.org, Todor Tomov , Kyungmin Park , Huang Rui , Greg Kroah-Hartman , Alex Deucher , Shawn Guo , =?utf-8?q?Christian_K=C3=B6nig?= , Gerd Hoffmann MIME-Version: 1.0 Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" X-Virus-Scanned: ClamAV using ClamSMTP Use the ddc pointer provided by the generic connector. Signed-off-by: Andrzej Pietrasiewicz --- drivers/gpu/drm/imx/imx-ldb.c | 13 ++++++------- 1 file changed, 6 insertions(+), 7 deletions(-) diff --git a/drivers/gpu/drm/imx/imx-ldb.c b/drivers/gpu/drm/imx/imx-ldb.c index 383733302280..44fdb264339e 100644 --- a/drivers/gpu/drm/imx/imx-ldb.c +++ b/drivers/gpu/drm/imx/imx-ldb.c @@ -55,7 +55,6 @@ struct imx_ldb_channel { struct drm_bridge *bridge; struct device_node *child; - struct i2c_adapter *ddc; int chno; void *edid; int edid_len; @@ -131,8 +130,8 @@ static int imx_ldb_connector_get_modes(struct drm_connector *connector) return num_modes; } - if (!imx_ldb_ch->edid && imx_ldb_ch->ddc) - imx_ldb_ch->edid = drm_get_edid(connector, imx_ldb_ch->ddc); + if (!imx_ldb_ch->edid && connector->ddc) + imx_ldb_ch->edid = drm_get_edid(connector, connector->ddc); if (imx_ldb_ch->edid) { drm_connector_update_edid_property(connector, @@ -550,15 +549,15 @@ static int imx_ldb_panel_ddc(struct device *dev, ddc_node = of_parse_phandle(child, "ddc-i2c-bus", 0); if (ddc_node) { - channel->ddc = of_find_i2c_adapter_by_node(ddc_node); + channel->connector.ddc = of_find_i2c_adapter_by_node(ddc_node); of_node_put(ddc_node); - if (!channel->ddc) { + if (!channel->connector.ddc) { dev_warn(dev, "failed to get ddc i2c adapter\n"); return -EPROBE_DEFER; } } - if (!channel->ddc) { + if (!channel->connector.ddc) { /* if no DDC available, fallback to hardcoded EDID */ dev_dbg(dev, "no ddc available\n"); @@ -725,7 +724,7 @@ static void imx_ldb_unbind(struct device *dev, struct device *master, drm_panel_detach(channel->panel); kfree(channel->edid); - i2c_put_adapter(channel->ddc); + i2c_put_adapter(channel->connector.ddc); } }