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,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 39134C54FCB for ; Fri, 24 Apr 2020 15:39:36 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 1462620700 for ; Fri, 24 Apr 2020 15:39:36 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=cerno.tech header.i=@cerno.tech header.b="hYg3l6fd"; dkim=pass (2048-bit key) header.d=messagingengine.com header.i=@messagingengine.com header.b="3dbYHeoB" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728562AbgDXPga (ORCPT ); Fri, 24 Apr 2020 11:36:30 -0400 Received: from wnew2-smtp.messagingengine.com ([64.147.123.27]:44945 "EHLO wnew2-smtp.messagingengine.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728532AbgDXPgW (ORCPT ); Fri, 24 Apr 2020 11:36:22 -0400 Received: from compute4.internal (compute4.nyi.internal [10.202.2.44]) by mailnew.west.internal (Postfix) with ESMTP id A53A91450; Fri, 24 Apr 2020 11:36:21 -0400 (EDT) Received: from mailfrontend1 ([10.202.2.162]) by compute4.internal (MEProxy); Fri, 24 Apr 2020 11:36:22 -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=fse909+Uy/SxW fg4vh9c6yKXmMtSynUFNN2rQ9mVfiM=; b=hYg3l6fdlAFrgZSWEPIjkWIcnwxha Qag9Q+JwYNlM7yuaeHtnZkjWUgobDiHdDkUEDifCesulStvhzgToa2V7xDR8Enhu eHpW4umfiDGwfsnkpa8A/T43CgzS1Uya7KSPlFMp9YuradUY8FZOF4rCpCLQ0ag2 4DiCCkJf2/UwbQzlRt8DstlVP6bA6OIIsp68or4K7o8Ypqdi1/2H7NXgkV8RVt+/ M/MAMmNMUHydEjCRIN69GOYp9KEFcQjINNfMZlyJxgv+fRXCzvIDAMC6lR2DdcGX orm/YIaunefNoCJfaaki7WCouxZ5SdfK7emE6Y5hjSDvPKn6GbfAkCieQ== 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=fse909+Uy/SxWfg4vh9c6yKXmMtSynUFNN2rQ9mVfiM=; b=3dbYHeoB vE8Rep/MlLNAwsRAjDoVCQieqM6vDGvn0dJIRRkSY7IW6x91Rc3yHESjkQ3uf0MU AhbkIQHLzRgaAN2PG8Pum9HPxPw6JW7xMszdecVOyFVdFwhpXprNL4D9hxYZXXkE c4NIyLJxZPE475AN5A88ceWCpOgYOsUE7+0CWdS3hyuACrr9lo0qXUU4B//iUva4 u1OjoU/5lTblc5BbTsJD3+GR6oAXknFvNRiNGseQS3bJGaf3VgIN7B0gty1KF8Ek 8BuYAaFOwOE1u3rWoNxhBnmVkx2EnnP1PrmAcBrneL06xYcsPRoPpFPYrBZsjm51 q2eIoyTEaH+0iQ== X-ME-Sender: X-ME-Proxy-Cause: gggruggvucftvghtrhhoucdtuddrgeduhedrhedugdekiecutefuodetggdotefrodftvf curfhrohhfihhlvgemucfhrghsthforghilhdpqfgfvfdpuffrtefokffrpgfnqfghnecu uegrihhlohhuthemuceftddtnecusecvtfgvtghiphhivghnthhsucdlqddutddtmdenuc fjughrpefhvffufffkofgjfhgggfestdekredtredttdenucfhrhhomhepofgrgihimhgv ucftihhprghrugcuoehmrgigihhmvgestggvrhhnohdrthgvtghhqeenucfkphepledtrd ekledrieekrdejieenucevlhhushhtvghrufhiiigvpeefgeenucfrrghrrghmpehmrghi lhhfrhhomhepmhgrgihimhgvsegtvghrnhhordhtvggthh 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 DC519328006A; Fri, 24 Apr 2020 11:36:20 -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 v2 42/91] drm/vc4: plane: Create more planes Date: Fri, 24 Apr 2020 17:34:23 +0200 Message-Id: <3f6e92b101bee5fc8609c41440d9fc81f69a6704.1587742492.git-series.maxime@cerno.tech> X-Mailer: git-send-email 2.26.0 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 Let's now create more planes that can be affected to all the CRTCs. vc4 has 3 CRTCs, 1 primary and 1 cursor each, and was having 24 (8 planes per CRTC) overlays. However, vc5 has 5 CRTCs, so keeping the same logic would put us at 50 planes which is well above the 32 planes limit imposed by DRM. Using 16 seems like a good tradeoff between staying under 32 and yet providing enough planes. Signed-off-by: Maxime Ripard --- drivers/gpu/drm/vc4/vc4_plane.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/vc4/vc4_plane.c b/drivers/gpu/drm/vc4/vc4_plane.c index 5335123ae2a0..c190ccc42c51 100644 --- a/drivers/gpu/drm/vc4/vc4_plane.c +++ b/drivers/gpu/drm/vc4/vc4_plane.c @@ -1387,7 +1387,7 @@ int vc4_plane_create_additional_planes(struct drm_device *drm) * modest number of planes to expose, that should hopefully * still cover any sane usecase. */ - for (i = 0; i < 8; i++) { + for (i = 0; i < 16; i++) { struct drm_plane *plane = vc4_plane_init(drm, DRM_PLANE_TYPE_OVERLAY); -- git-series 0.9.1