From patchwork Mon Oct 24 11:19:51 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Thomas Zimmermann X-Patchwork-Id: 13017241 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 13CF4EB6462 for ; Mon, 24 Oct 2022 11:20:26 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230366AbiJXLUY (ORCPT ); Mon, 24 Oct 2022 07:20:24 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:52682 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230334AbiJXLUT (ORCPT ); Mon, 24 Oct 2022 07:20:19 -0400 Received: from smtp-out1.suse.de (smtp-out1.suse.de [IPv6:2001:67c:2178:6::1c]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 6175A39B97; Mon, 24 Oct 2022 04:20:13 -0700 (PDT) Received: from imap2.suse-dmz.suse.de (imap2.suse-dmz.suse.de [192.168.254.74]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (P-521) server-digest SHA512) (No client certificate requested) by smtp-out1.suse.de (Postfix) with ESMTPS id ABA7C22165; Mon, 24 Oct 2022 11:20:08 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_rsa; t=1666610408; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc:cc: mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=RsAQdHzLmddns92tHuvM6Lu3vuWZMSsqH8X6KbiDvyM=; b=Kx1ESk/2KWWWJMh3Mri7dZecKO9mDXs/G5Kh0hAdewWvuLJo1pmQHD6rKx9LyO4DYlvE07 UGREIOW+1c7j8jBFE461HY6tuNFiQnMEGgwugb6mTlj5JySyPdYx6wCGz/kRV3vA9LOEnU 7GPrrBN1V+6dySJr6LCuxBMM9CtyYDY= DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_ed25519; t=1666610408; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc:cc: mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=RsAQdHzLmddns92tHuvM6Lu3vuWZMSsqH8X6KbiDvyM=; b=I2Hs34Ejsna6X414YeSewXudyPLIgsJ7R9rpNpC8j9+h3eJE58RTZnzq5HJHAxqpk4Udik FqboT04ghHFQrhAA== Received: from imap2.suse-dmz.suse.de (imap2.suse-dmz.suse.de [192.168.254.74]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (P-521) server-digest SHA512) (No client certificate requested) by imap2.suse-dmz.suse.de (Postfix) with ESMTPS id 034EE13357; Mon, 24 Oct 2022 11:20:07 +0000 (UTC) Received: from dovecot-director2.suse.de ([192.168.254.65]) by imap2.suse-dmz.suse.de with ESMTPSA id 8O1PO+d0VmOYMgAAMHmgww (envelope-from ); Mon, 24 Oct 2022 11:20:07 +0000 From: Thomas Zimmermann To: daniel@ffwll.ch, airlied@gmail.com, sam@ravnborg.org, javierm@redhat.com, mripard@kernel.org, maarten.lankhorst@linux.intel.com Cc: dri-devel@lists.freedesktop.org, amd-gfx@lists.freedesktop.org, linux-aspeed@lists.ozlabs.org, linux-arm-kernel@lists.infradead.org, etnaviv@lists.freedesktop.org, linux-samsung-soc@vger.kernel.org, linux-hyperv@vger.kernel.org, intel-gfx@lists.freedesktop.org, linux-mips@vger.kernel.org, linux-mediatek@lists.infradead.org, linux-amlogic@lists.infradead.org, linux-arm-msm@vger.kernel.org, freedreno@lists.freedesktop.org, nouveau@lists.freedesktop.org, virtualization@lists.linux-foundation.org, spice-devel@lists.freedesktop.org, linux-renesas-soc@vger.kernel.org, linux-rockchip@lists.infradead.org, linux-stm32@st-md-mailman.stormreply.com, linux-sunxi@lists.linux.dev, linux-tegra@vger.kernel.org, xen-devel@lists.xenproject.org, Thomas Zimmermann Subject: [PATCH v2 19/21] drm/fb-helper: Always initialize generic fbdev emulation Date: Mon, 24 Oct 2022 13:19:51 +0200 Message-Id: <20221024111953.24307-20-tzimmermann@suse.de> X-Mailer: git-send-email 2.38.0 In-Reply-To: <20221024111953.24307-1-tzimmermann@suse.de> References: <20221024111953.24307-1-tzimmermann@suse.de> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org Initialize the generic fbdev emulation even if it has been disabled on the kernel command line. The hotplug and mode initialization will fail accordingly. The kernel parameter can still be changed at runtime and the emulation will initialize after hotplugging the connector. Signed-off-by: Thomas Zimmermann Reviewed-by: Javier Martinez Canillas --- drivers/gpu/drm/drm_fb_helper.c | 8 -------- 1 file changed, 8 deletions(-) diff --git a/drivers/gpu/drm/drm_fb_helper.c b/drivers/gpu/drm/drm_fb_helper.c index fbc5c5445fdb0..d1afb420c6e06 100644 --- a/drivers/gpu/drm/drm_fb_helper.c +++ b/drivers/gpu/drm/drm_fb_helper.c @@ -526,11 +526,6 @@ int drm_fb_helper_init(struct drm_device *dev, { int ret; - if (!drm_fbdev_emulation) { - dev->fb_helper = fb_helper; - return 0; - } - /* * If this is not the generic fbdev client, initialize a drm_client * without callbacks so we can use the modesets. @@ -2716,9 +2711,6 @@ void drm_fbdev_generic_setup(struct drm_device *dev, drm_WARN(dev, !dev->registered, "Device has not been registered.\n"); drm_WARN(dev, dev->fb_helper, "fb_helper is already set!\n"); - if (!drm_fbdev_emulation) - return; - fb_helper = kzalloc(sizeof(*fb_helper), GFP_KERNEL); if (!fb_helper) { drm_err(dev, "Failed to allocate fb_helper\n");