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=-9.8 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,USER_AGENT_GIT autolearn=ham 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 C8E76C433DF for ; Wed, 27 May 2020 15:54:22 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id A3AE920776 for ; Wed, 27 May 2020 15:54:22 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=cerno.tech header.i=@cerno.tech header.b="Y7g8Yr+2"; dkim=pass (2048-bit key) header.d=messagingengine.com header.i=@messagingengine.com header.b="FRp4on9b" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730694AbgE0Pvt (ORCPT ); Wed, 27 May 2020 11:51:49 -0400 Received: from new1-smtp.messagingengine.com ([66.111.4.221]:55453 "EHLO new1-smtp.messagingengine.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2389820AbgE0PvA (ORCPT ); Wed, 27 May 2020 11:51:00 -0400 Received: from compute4.internal (compute4.nyi.internal [10.202.2.44]) by mailnew.nyi.internal (Postfix) with ESMTP id 1A5545820DD; Wed, 27 May 2020 11:50:59 -0400 (EDT) Received: from mailfrontend1 ([10.202.2.162]) by compute4.internal (MEProxy); Wed, 27 May 2020 11:50:59 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=cerno.tech; h= from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; s=fm2; bh=ounqDkKyB9FLa CDv2YNyzZ5BItMJjprgBr0/54Ryzxs=; b=Y7g8Yr+2xMKAOZQ8bzPpv/1tMXBiR AeyNgtwN9vLgyXFKq9IqmhXZusMdMggLEXnwiR/XUo01f8xFt3EZKZG7uzR8XWLC kpERJdh9mp9FImjNIeYVAyNsmCog/2jxStbBP5nqqsQdFSSGb7ZUcM01D0LcHlmX p5hnnqzxkydwLWZqBL4rE3VnNf9njKM8yPcNMdVlk6wJcxoG1Dv2Qt0h21LxcPAJ xbeEEoEHSUGhzedVxhnaASVcbqpbphsP8yzXYS5NDjwiKzE2Uy60Vc9hqmJKiR2A eCM6A9iuMwe+yrsHQ91yor82jnGj1OwO1sdn+xxgqHtVcUaGX4jFv/quA== DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d= messagingengine.com; h=cc:content-transfer-encoding:date:from :in-reply-to:message-id:mime-version:references:subject:to :x-me-proxy:x-me-proxy:x-me-sender:x-me-sender:x-sasl-enc; s= fm2; bh=ounqDkKyB9FLaCDv2YNyzZ5BItMJjprgBr0/54Ryzxs=; b=FRp4on9b c9xGZztCjLa2tvjA4sKtG+SqJVXDrbFz/32ipl8piNlf/mQSCinb4ugs3hI51vvZ mayd6YXFHCkiq2hTdgdDBRIRHEDogjgw9FCxMUvan+FFBeunYMkHiq78iiHa5JQD D0pfOSNKeXCrqg+vL4HHIvwnY8CySBlNqC73LVqGY1CXJW4R75vNlMCPFxKOC/JO J3tT4wxNOKtLbudR/ucpst/x3OWQcr8mOw2jOaDcKVFE48fuXkCXHpWZI5D44OZL 6stis0HkAmjown4AiPrNlkfe401Z8Q1kikP5h5N8pgAEhBesnaeQLAs6onjUn+by reRL7eG2pd1o5g== X-ME-Sender: X-ME-Proxy-Cause: gggruggvucftvghtrhhoucdtuddrgeduhedruddvgedgkeegucetufdoteggodetrfdotf fvucfrrhhofhhilhgvmecuhfgrshhtofgrihhlpdfqfgfvpdfurfetoffkrfgpnffqhgen uceurghilhhouhhtmecufedttdenucesvcftvggtihhpihgvnhhtshculddquddttddmne cujfgurhephffvufffkffojghfggfgsedtkeertdertddtnecuhfhrohhmpeforgigihhm vgcutfhiphgrrhguuceomhgrgihimhgvsegtvghrnhhordhtvggthheqnecuggftrfgrth htvghrnhepvdekleevfeffkeejhfffueelteelfeduieefheduudfggffhhfffheevveeh hedvnecukfhppeeltddrkeelrdeikedrjeeinecuvehluhhsthgvrhfuihiivgepgeegne curfgrrhgrmhepmhgrihhlfhhrohhmpehmrgigihhmvgestggvrhhnohdrthgvtghh X-ME-Proxy: Received: from localhost (lfbn-tou-1-1502-76.w90-89.abo.wanadoo.fr [90.89.68.76]) by mail.messagingengine.com (Postfix) with ESMTPA id B22CC3280059; Wed, 27 May 2020 11:50:58 -0400 (EDT) From: Maxime Ripard To: Nicolas Saenz Julienne , Eric Anholt Cc: dri-devel@lists.freedesktop.org, linux-rpi-kernel@lists.infradead.org, bcm-kernel-feedback-list@broadcom.com, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Dave Stevenson , Tim Gover , Phil Elwell , Maxime Ripard Subject: [PATCH v3 064/105] drm/vc4: crtc: Change the HVS5 test for of_device_is_compatible Date: Wed, 27 May 2020 17:48:34 +0200 Message-Id: <2165607ede34d229d0cbce916c70c7fb6c0337be.1590594512.git-series.maxime@cerno.tech> X-Mailer: git-send-email 2.26.2 In-Reply-To: References: 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 The TXP probes before the HVS, so testing the hvs5 flag in the hvs pointer of the main device structure won't work and result in a null pointer dereference. Let's test for the main device compatible instead so that it can work. Signed-off-by: Maxime Ripard --- drivers/gpu/drm/vc4/vc4_crtc.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/drivers/gpu/drm/vc4/vc4_crtc.c b/drivers/gpu/drm/vc4/vc4_crtc.c index 6d7799ff8f87..d284596ec048 100644 --- a/drivers/gpu/drm/vc4/vc4_crtc.c +++ b/drivers/gpu/drm/vc4/vc4_crtc.c @@ -1055,7 +1055,6 @@ int vc4_crtc_init(struct drm_device *drm, struct vc4_crtc *vc4_crtc, const struct drm_crtc_funcs *crtc_funcs, const struct drm_crtc_helper_funcs *crtc_helper_funcs) { - struct vc4_dev *vc4 = to_vc4_dev(drm); struct drm_crtc *crtc = &vc4_crtc->base; struct drm_plane *primary_plane; unsigned int i; @@ -1076,7 +1075,7 @@ int vc4_crtc_init(struct drm_device *drm, struct vc4_crtc *vc4_crtc, crtc_funcs, NULL); drm_crtc_helper_add(crtc, crtc_helper_funcs); - if (!vc4->hvs->hvs5) { + if (!of_device_is_compatible(drm->dev->of_node, "brcm,bcm2711-vc5")) { drm_mode_crtc_set_gamma_size(crtc, ARRAY_SIZE(vc4_crtc->lut_r)); /* We support CTM, but only for one CRTC at a -- git-series 0.9.1