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=-13.1 required=3.0 tests=BAYES_00,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 E1C5AC43461 for ; Thu, 3 Sep 2020 08:04:53 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id AF44620767 for ; Thu, 3 Sep 2020 08:04:53 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=cerno.tech header.i=@cerno.tech header.b="APVIBb0k"; dkim=pass (2048-bit key) header.d=messagingengine.com header.i=@messagingengine.com header.b="Ms44j6wG" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728393AbgICIEt (ORCPT ); Thu, 3 Sep 2020 04:04:49 -0400 Received: from wnew4-smtp.messagingengine.com ([64.147.123.18]:39287 "EHLO wnew4-smtp.messagingengine.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728430AbgICICv (ORCPT ); Thu, 3 Sep 2020 04:02:51 -0400 Received: from compute4.internal (compute4.nyi.internal [10.202.2.44]) by mailnew.west.internal (Postfix) with ESMTP id B0086B84; Thu, 3 Sep 2020 04:02:41 -0400 (EDT) Received: from mailfrontend1 ([10.202.2.162]) by compute4.internal (MEProxy); Thu, 03 Sep 2020 04:02:42 -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=fm3; bh=8CjhO/oufe9mi iuIeroM+ywrY892Ab6UeAx03HtursY=; b=APVIBb0kwprBJkq9p21ofQoKMiAJl 0VwIv7fJAav6M3/Pc8GgyLENntY1d4Z+amaQC58PYKauOPrD33T1MhdwD25t5iOc Rv5V1dy2oIh/11FOMTNa7TSRNhQneF0LYB9UQiNcUe21wELTjbrXatsVZC0JDbeY NAQ9+s68rOrA40pHqi0wZUFOK9ZItC0kEPx1WLO18RnABfqWk3B5T/v8zx93Zv4r VqxL7uP3m5IYc+FgoVpi+mkoxjGHuR8l4FTqlNADfbEyG/ClApv+1ll25ZzuwqCk jY+pFTOO/7DWiyNFNw7oSG3k0QTpFVUDd/S7L9pup2fvdye2NKH0nY5Ew== 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= fm3; bh=8CjhO/oufe9miiuIeroM+ywrY892Ab6UeAx03HtursY=; b=Ms44j6wG 5I7E8/myrnjYOX1HJ/t2J9B0bQCu4U2iSIYJx22UBWyIsNR+nYrvddENox9eXJn8 xoxe/twpRoiCtTY1wTv9yhr/vnINzubsE1yya5ujHH16BrAHBrpnvOU60mqVoRBq inqjSw58Vvt5CiF9szElzkomsNfn574vlvTimgwt1xpjyW31fK235wIE06RJJrLO GAeoJcSUMBoTHs+UhRlVS2aEAgpbM3J4OZ/YgpdhKUJhQqJAtEIPJJlkRZaeKIvT tj5uV4vMbknZu3u0W4JUfTQrY9eMXgpYwacN1x6DpA1bnSAYRolja7AguDZuVTTR ykN9n0UZC6gERA== X-ME-Sender: X-ME-Proxy-Cause: gggruggvucftvghtrhhoucdtuddrgeduiedrudegtddguddviecutefuodetggdotefrod ftvfcurfhrohhfihhlvgemucfhrghsthforghilhdpqfgfvfdpuffrtefokffrpgfnqfgh necuuegrihhlohhuthemuceftddtnecusecvtfgvtghiphhivghnthhsucdlqddutddtmd enucfjughrpefhvffufffkofgjfhgggfestdekredtredttdenucfhrhhomhepofgrgihi mhgvucftihhprghrugcuoehmrgigihhmvgestggvrhhnohdrthgvtghhqeenucggtffrrg htthgvrhhnpedvkeelveefffekjefhffeuleetleefudeifeehuddugffghffhffehveev heehvdenucfkphepledtrdekledrieekrdejieenucevlhhushhtvghrufhiiigvpeefvd enucfrrghrrghmpehmrghilhhfrhhomhepmhgrgihimhgvsegtvghrnhhordhtvggthh 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 EA5AD3280064; Thu, 3 Sep 2020 04:02:40 -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 , Chanwoo Choi , Hoegeun Kwon , Stefan Wahren Subject: [PATCH v5 34/80] drm/vc4: crtc: Move the CRTC disable out Date: Thu, 3 Sep 2020 10:01:06 +0200 Message-Id: <5288fb72ed2da643085dce1bc7f6d6f656bf176e.1599120059.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 We'll need to reuse the part that disables the HVS and PixelValve during boot too, so let's create a separate function. Reviewed-by: Eric Anholt Tested-by: Chanwoo Choi Tested-by: Hoegeun Kwon Tested-by: Stefan Wahren Signed-off-by: Maxime Ripard --- drivers/gpu/drm/vc4/vc4_crtc.c | 34 ++++++++++++++++++++++------------ 1 file changed, 22 insertions(+), 12 deletions(-) diff --git a/drivers/gpu/drm/vc4/vc4_crtc.c b/drivers/gpu/drm/vc4/vc4_crtc.c index 00b2c2b011d1..4156c5f66877 100644 --- a/drivers/gpu/drm/vc4/vc4_crtc.c +++ b/drivers/gpu/drm/vc4/vc4_crtc.c @@ -384,20 +384,14 @@ static void require_hvs_enabled(struct drm_device *dev) SCALER_DISPCTRL_ENABLE); } -static void vc4_crtc_atomic_disable(struct drm_crtc *crtc, - struct drm_crtc_state *old_state) +static int vc4_crtc_disable(struct drm_crtc *crtc, unsigned int channel) { - struct drm_device *dev = crtc->dev; - struct vc4_crtc *vc4_crtc = to_vc4_crtc(crtc); struct drm_encoder *encoder = vc4_get_crtc_encoder(crtc); struct vc4_encoder *vc4_encoder = to_vc4_encoder(encoder); + struct vc4_crtc *vc4_crtc = to_vc4_crtc(crtc); + struct drm_device *dev = crtc->dev; int ret; - require_hvs_enabled(dev); - - /* Disable vblank irq handling before crtc is disabled. */ - drm_crtc_vblank_off(crtc); - CRTC_WRITE(PV_V_CONTROL, CRTC_READ(PV_V_CONTROL) & ~PV_VCONTROL_VIDEN); ret = wait_for(!(CRTC_READ(PV_V_CONTROL) & PV_VCONTROL_VIDEN), 1); @@ -421,15 +415,31 @@ static void vc4_crtc_atomic_disable(struct drm_crtc *crtc, */ mdelay(20); - if (vc4_encoder->post_crtc_disable) + if (vc4_encoder && vc4_encoder->post_crtc_disable) vc4_encoder->post_crtc_disable(encoder); vc4_crtc_pixelvalve_reset(crtc); - vc4_hvs_atomic_disable(crtc, old_state); + vc4_hvs_stop_channel(dev, channel); - if (vc4_encoder->post_crtc_powerdown) + if (vc4_encoder && vc4_encoder->post_crtc_powerdown) vc4_encoder->post_crtc_powerdown(encoder); + return 0; +} + +static void vc4_crtc_atomic_disable(struct drm_crtc *crtc, + struct drm_crtc_state *old_state) +{ + struct vc4_crtc_state *old_vc4_state = to_vc4_crtc_state(old_state); + struct drm_device *dev = crtc->dev; + + require_hvs_enabled(dev); + + /* Disable vblank irq handling before crtc is disabled. */ + drm_crtc_vblank_off(crtc); + + vc4_crtc_disable(crtc, old_vc4_state->assigned_channel); + /* * Make sure we issue a vblank event after disabling the CRTC if * someone was waiting it. -- git-series 0.9.1