From patchwork Thu Jul 11 11:26:45 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Andrzej Pietrasiewicz X-Patchwork-Id: 11039829 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 B65A513B1 for ; Thu, 11 Jul 2019 11:31:22 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id A538A28876 for ; Thu, 11 Jul 2019 11:31:22 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 986822888A; Thu, 11 Jul 2019 11:31:22 +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,DKIM_SIGNED, DKIM_VALID,MAILING_LIST_MULTI,RCVD_IN_DNSWL_MED,UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 4A74B288BC for ; Thu, 11 Jul 2019 11:31:22 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:MIME-Version:Cc:List-Subscribe: List-Help:List-Post:List-Archive:List-Unsubscribe:List-Id:References: In-Reply-To:Message-Id:Date:Subject:To:From:Reply-To:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Owner; bh=fB9AI98u7mWYPWry9Z6n6N6A/Wx6ObhPrKCWm488HZQ=; b=FAAJfibDKvGt1JB5aKZHO20YqA rViFo5VgSX6oT0vbq/YuyeUBw66EZBWlq15kKlU29/GLbtWC+b/gcWdWIGhUvRwyxWIMiMw7jPIlI VOTTTU05zYp/kgjyE0ok7xEdz/U5RHzmmjAxZIKhqDv3Kct5i6yiEi2tFCyo5WaTsVD2a/liXopCW 2JIHLV2AUBNDS41WXtNzr+TE8NtveJ7HcVlZ2nRzMizHj+Ux/827yykNyLJDecWXk+BDtS5hbzBCb wHR/hmLmzHQ8Fm0O/B/wyhPvk/83bA87X+WoT4lBBEehbiBYkgk1vUSuBb1xZ8ifEyQE4HUBVdVq0 lrsd2hDw==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92 #3 (Red Hat Linux)) id 1hlXIG-0008Fc-KX; Thu, 11 Jul 2019 11:31:20 +0000 Received: from bhuna.collabora.co.uk ([46.235.227.227]) by bombadil.infradead.org with esmtps (Exim 4.92 #3 (Red Hat Linux)) id 1hlXIC-0008Du-89; Thu, 11 Jul 2019 11:31:17 +0000 Received: from [127.0.0.1] (localhost [127.0.0.1]) (Authenticated sender: andrzej.p) with ESMTPSA id 7B08828B698 From: Andrzej Pietrasiewicz To: dri-devel@lists.freedesktop.org Subject: [PATCH v4 18/23] drm/bridge: dumb-vga-dac: Provide ddc symlink in connector sysfs directory Date: Thu, 11 Jul 2019 13:26:45 +0200 Message-Id: X-Mailer: git-send-email 2.17.1 In-Reply-To: References: In-Reply-To: References: X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190711_043116_554522_FAF8A05E X-CRM114-Status: GOOD ( 14.31 ) X-BeenThere: linux-rockchip@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Upstream kernel work for Rockchip platforms 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 , Maxime Ripard , Ramalingam C , Joonas Lahtinen , Douglas Anderson , Andrzej Hajda , Thierry Reding , Laurent Pinchart , Benjamin Gaignard , kernel@collabora.com, Fabio Estevam , =?utf-8?b?VmlsbGUgU3lyasOkbMOk?= , "David \(ChunMing\) Zhou" , linux-samsung-soc@vger.kernel.org, Joonyoung Shim , linux-rockchip@lists.infradead.org, Vincent Abriou , Rob Clark , Krzysztof Kozlowski , Jonathan Hunter , David Airlie , Chen-Yu Tsai , Kukjin Kim , NXP Linux Team , CK Hu , Dave Airlie , intel-gfx@lists.freedesktop.org, Shashank Sharma , freedreno@lists.freedesktop.org, linux-tegra@vger.kernel.org, Daniel Vetter , Jonas Karlman , linux-arm-msm@vger.kernel.org, Sascha Hauer , Maarten Lankhorst , Jani Nikula , Inki Dae , Mamta Shukla , linux-mediatek@lists.infradead.org, Jyri Sarha , Rodrigo Vivi , Matthias Brugger , Thomas Gleixner , Chris Wilson , Sean Paul , Pengutronix Kernel Team , Allison Randal , linux-arm-kernel@lists.infradead.org, amd-gfx@lists.freedesktop.org, Tomi Valkeinen , Eric Anholt , Thomas Zimmermann , Seung-Woo Kim , Sandy Huang , linux-kernel@vger.kernel.org, Todor Tomov , Kyungmin Park , Huang Rui , Philipp Zabel , Alex Deucher , Shawn Guo , =?utf-8?q?Christian_K=C3=B6nig?= , Gerd Hoffmann MIME-Version: 1.0 Sender: "Linux-rockchip" Errors-To: linux-rockchip-bounces+patchwork-linux-rockchip=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP Use the ddc pointer provided by the generic connector. Signed-off-by: Andrzej Pietrasiewicz Reviewed-by: Neil Armstrong --- drivers/gpu/drm/bridge/dumb-vga-dac.c | 19 +++++++++---------- 1 file changed, 9 insertions(+), 10 deletions(-) diff --git a/drivers/gpu/drm/bridge/dumb-vga-dac.c b/drivers/gpu/drm/bridge/dumb-vga-dac.c index d32885b906ae..b4cc3238400a 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; @@ -190,14 +189,14 @@ 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 +215,8 @@ 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; }