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=-16.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=unavailable 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 67BBAC43470 for ; Mon, 12 Apr 2021 09:02:48 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 458D56137F for ; Mon, 12 Apr 2021 09:02:48 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S239322AbhDLJDE (ORCPT ); Mon, 12 Apr 2021 05:03:04 -0400 Received: from mx2.suse.de ([195.135.220.15]:39726 "EHLO mx2.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S239563AbhDLJAo (ORCPT ); Mon, 12 Apr 2021 05:00:44 -0400 X-Virus-Scanned: by amavisd-new at test-mx.suse.de Received: from relay2.suse.de (unknown [195.135.221.27]) by mx2.suse.de (Postfix) with ESMTP id D2EB6AFE1; Mon, 12 Apr 2021 09:00:25 +0000 (UTC) From: Thomas Zimmermann To: airlied@linux.ie, daniel@ffwll.ch, maarten.lankhorst@linux.intel.com, mripard@kernel.org, corbet@lwn.net Cc: dri-devel@lists.freedesktop.org, linux-doc@vger.kernel.org, Thomas Zimmermann , Daniel Vetter Subject: [PATCH 3/3] drm/aperture: Inline fbdev conflict helpers into aperture helpers Date: Mon, 12 Apr 2021 11:00:21 +0200 Message-Id: <20210412090021.23054-4-tzimmermann@suse.de> X-Mailer: git-send-email 2.31.1 In-Reply-To: <20210412090021.23054-1-tzimmermann@suse.de> References: <20210412090021.23054-1-tzimmermann@suse.de> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-doc@vger.kernel.org Fbdev's helpers for handling conflicting framebuffer drivers are related to framebuffer apertures, not console emulation. Therefore remove them from drm_fb_helper.h and inline them into the aperture helpers. No functional changes. Signed-off-by: Thomas Zimmermann Acked-by: Daniel Vetter --- drivers/gpu/drm/drm_aperture.c | 23 +++++++++++++-- include/drm/drm_fb_helper.h | 51 ---------------------------------- 2 files changed, 20 insertions(+), 54 deletions(-) diff --git a/drivers/gpu/drm/drm_aperture.c b/drivers/gpu/drm/drm_aperture.c index 929dcbc0758a..e034dd7f9b09 100644 --- a/drivers/gpu/drm/drm_aperture.c +++ b/drivers/gpu/drm/drm_aperture.c @@ -1,7 +1,9 @@ // SPDX-License-Identifier: MIT +#include +#include + #include -#include /** * DOC: overview @@ -78,6 +80,7 @@ int drm_aperture_remove_conflicting_framebuffers(resource_size_t base, resource_size_t size, bool primary, const char *name) { +#if IS_REACHABLE(CONFIG_FB) struct apertures_struct *a; int ret; @@ -88,10 +91,13 @@ int drm_aperture_remove_conflicting_framebuffers(resource_size_t base, resource_ a->ranges[0].base = base; a->ranges[0].size = size; - ret = drm_fb_helper_remove_conflicting_framebuffers(a, name, primary); + ret = remove_conflicting_framebuffers(a, name, primary); kfree(a); return ret; +#else + return 0; +#endif } EXPORT_SYMBOL(drm_aperture_remove_conflicting_framebuffers); @@ -109,6 +115,17 @@ EXPORT_SYMBOL(drm_aperture_remove_conflicting_framebuffers); */ int drm_aperture_remove_conflicting_pci_framebuffers(struct pci_dev *pdev, const char *name) { - return drm_fb_helper_remove_conflicting_pci_framebuffers(pdev, name); + int ret = 0; + + /* + * WARNING: Apparently we must kick fbdev drivers before vgacon, + * otherwise the vga fbdev driver falls over. + */ +#if IS_REACHABLE(CONFIG_FB) + ret = remove_conflicting_pci_framebuffers(pdev, name); +#endif + if (ret == 0) + ret = vga_remove_vgacon(pdev); + return ret; } EXPORT_SYMBOL(drm_aperture_remove_conflicting_pci_framebuffers); diff --git a/include/drm/drm_fb_helper.h b/include/drm/drm_fb_helper.h index 3b273f9ca39a..3af4624368d8 100644 --- a/include/drm/drm_fb_helper.h +++ b/include/drm/drm_fb_helper.h @@ -36,7 +36,6 @@ struct drm_fb_helper; #include #include #include -#include enum mode_set_atomic { LEAVE_ATOMIC_MODE_SET, @@ -451,54 +450,4 @@ drm_fbdev_generic_setup(struct drm_device *dev, unsigned int preferred_bpp) #endif -/** - * drm_fb_helper_remove_conflicting_framebuffers - remove firmware-configured framebuffers - * @a: memory range, users of which are to be removed - * @name: requesting driver name - * @primary: also kick vga16fb if present - * - * This function removes framebuffer devices (initialized by firmware/bootloader) - * which use memory range described by @a. If @a is NULL all such devices are - * removed. - */ -static inline int -drm_fb_helper_remove_conflicting_framebuffers(struct apertures_struct *a, - const char *name, bool primary) -{ -#if IS_REACHABLE(CONFIG_FB) - return remove_conflicting_framebuffers(a, name, primary); -#else - return 0; -#endif -} - -/** - * drm_fb_helper_remove_conflicting_pci_framebuffers - remove firmware-configured framebuffers for PCI devices - * @pdev: PCI device - * @name: requesting driver name - * - * This function removes framebuffer devices (eg. initialized by firmware) - * using memory range configured for any of @pdev's memory bars. - * - * The function assumes that PCI device with shadowed ROM drives a primary - * display and so kicks out vga16fb. - */ -static inline int -drm_fb_helper_remove_conflicting_pci_framebuffers(struct pci_dev *pdev, - const char *name) -{ - int ret = 0; - - /* - * WARNING: Apparently we must kick fbdev drivers before vgacon, - * otherwise the vga fbdev driver falls over. - */ -#if IS_REACHABLE(CONFIG_FB) - ret = remove_conflicting_pci_framebuffers(pdev, name); -#endif - if (ret == 0) - ret = vga_remove_vgacon(pdev); - return ret; -} - #endif -- 2.31.1