From patchwork Wed Jul 24 13:59:41 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Andrzej Pietrasiewicz X-Patchwork-Id: 11056957 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 74B3E746 for ; Wed, 24 Jul 2019 14:05:12 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 63A45223A1 for ; Wed, 24 Jul 2019 14:05:12 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 571252873E; Wed, 24 Jul 2019 14:05:12 +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=unavailable 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 0EBBC223A1 for ; Wed, 24 Jul 2019 14:05:12 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 42E876E591; Wed, 24 Jul 2019 14:05:10 +0000 (UTC) X-Original-To: intel-gfx@lists.freedesktop.org Delivered-To: intel-gfx@lists.freedesktop.org Received: from bhuna.collabora.co.uk (bhuna.collabora.co.uk [IPv6:2a00:1098:0:82:1000:25:2eeb:e3e3]) by gabe.freedesktop.org (Postfix) with ESMTPS id 5ADBC6E570; Wed, 24 Jul 2019 14:05:08 +0000 (UTC) Received: from [127.0.0.1] (localhost [127.0.0.1]) (Authenticated sender: andrzej.p) with ESMTPSA id 0973527FB86 From: Andrzej Pietrasiewicz To: dri-devel@lists.freedesktop.org Date: Wed, 24 Jul 2019 15:59:41 +0200 Message-Id: X-Mailer: git-send-email 2.17.1 In-Reply-To: References: In-Reply-To: References: Subject: [Intel-gfx] [PATCH v5 19/24] drm/bridge: dumb-vga-dac: Provide ddc symlink in connector sysfs directory X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Intel graphics driver community testing & development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: "Y.C. Chen" , =?utf-8?q?Heiko_St=C3=BCbner?= , Sam Ravnborg , Neil Armstrong , David Airlie , Douglas Anderson , Andrzej Hajda , Laurent Pinchart , Benjamin Gaignard , kernel@collabora.com, Fabio Estevam , "David \(ChunMing\) Zhou" , linux-samsung-soc@vger.kernel.org, Joonyoung Shim , linux-rockchip@lists.infradead.org, Vincent Abriou , Krzysztof Kozlowski , Jonathan Hunter , Maxime Ripard , Chen-Yu Tsai , Kukjin Kim , NXP Linux Team , CK Hu , Dave Airlie , intel-gfx@lists.freedesktop.org, freedreno@lists.freedesktop.org, linux-tegra@vger.kernel.org, Philipp Zabel , Jonas Karlman , linux-arm-msm@vger.kernel.org, Sascha Hauer , Inki Dae , Alexios Zavras , Mamta Shukla , linux-mediatek@lists.infradead.org, Jyri Sarha , Matthias Brugger , Thomas Gleixner , Pengutronix Kernel Team , linux-arm-kernel@lists.infradead.org, Jernej Skrabec , amd-gfx@lists.freedesktop.org, Tomi Valkeinen , Thomas Zimmermann , Seung-Woo Kim , Sandy Huang , linux-kernel@vger.kernel.org, Todor Tomov , Kyungmin Park , Huang Rui , Alex Deucher , Shawn Guo , =?utf-8?q?Christian_K=C3=B6nig?= , Gerd Hoffmann MIME-Version: 1.0 Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" X-Virus-Scanned: ClamAV using ClamSMTP Use the ddc pointer provided by the generic connector. Signed-off-by: Andrzej Pietrasiewicz --- drivers/gpu/drm/bridge/dumb-vga-dac.c | 25 +++++++++++++------------ 1 file changed, 13 insertions(+), 12 deletions(-) diff --git a/drivers/gpu/drm/bridge/dumb-vga-dac.c b/drivers/gpu/drm/bridge/dumb-vga-dac.c index d32885b906ae..ec04402eca38 100644 --- a/drivers/gpu/drm/bridge/dumb-vga-dac.c +++ b/drivers/gpu/drm/bridge/dumb-vga-dac.c @@ -20,7 +20,6 @@ struct dumb_vga { struct drm_bridge bridge; struct drm_connector connector; - struct i2c_adapter *ddc; struct regulator *vdd; }; @@ -42,10 +41,10 @@ static int dumb_vga_get_modes(struct drm_connector *connector) struct edid *edid; int ret; - if (IS_ERR(vga->ddc)) + if (IS_ERR(vga->connector.ddc)) goto fallback; - edid = drm_get_edid(connector, vga->ddc); + edid = drm_get_edid(connector, vga->connector.ddc); if (!edid) { DRM_INFO("EDID readout failed, falling back to standard modes\n"); goto fallback; @@ -84,7 +83,7 @@ dumb_vga_connector_detect(struct drm_connector *connector, bool force) * wire the DDC pins, or the I2C bus might not be working at * all. */ - if (!IS_ERR(vga->ddc) && drm_probe_ddc(vga->ddc)) + if (!IS_ERR(vga->connector.ddc) && drm_probe_ddc(vga->connector.ddc)) return connector_status_connected; return connector_status_unknown; @@ -111,8 +110,10 @@ static int dumb_vga_attach(struct drm_bridge *bridge) drm_connector_helper_add(&vga->connector, &dumb_vga_con_helper_funcs); - ret = drm_connector_init(bridge->dev, &vga->connector, - &dumb_vga_con_funcs, DRM_MODE_CONNECTOR_VGA); + ret = drm_connector_init_with_ddc(bridge->dev, &vga->connector, + &dumb_vga_con_funcs, + DRM_MODE_CONNECTOR_VGA, + vga->connector.ddc); if (ret) { DRM_ERROR("Failed to initialize connector\n"); return ret; @@ -190,14 +191,14 @@ static int dumb_vga_probe(struct platform_device *pdev) dev_dbg(&pdev->dev, "No vdd regulator found: %d\n", ret); } - vga->ddc = dumb_vga_retrieve_ddc(&pdev->dev); - if (IS_ERR(vga->ddc)) { - if (PTR_ERR(vga->ddc) == -ENODEV) { + vga->connector.ddc = dumb_vga_retrieve_ddc(&pdev->dev); + if (IS_ERR(vga->connector.ddc)) { + if (PTR_ERR(vga->connector.ddc) == -ENODEV) { dev_dbg(&pdev->dev, "No i2c bus specified. Disabling EDID readout\n"); } else { dev_err(&pdev->dev, "Couldn't retrieve i2c bus\n"); - return PTR_ERR(vga->ddc); + return PTR_ERR(vga->connector.ddc); } } @@ -216,8 +217,8 @@ static int dumb_vga_remove(struct platform_device *pdev) drm_bridge_remove(&vga->bridge); - if (!IS_ERR(vga->ddc)) - i2c_put_adapter(vga->ddc); + if (!IS_ERR(vga->connector.ddc)) + i2c_put_adapter(vga->connector.ddc); return 0; }