From patchwork Thu Apr 6 14:30:07 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Thomas Zimmermann X-Patchwork-Id: 13203451 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 067D6C77B72 for ; Thu, 6 Apr 2023 14:30:48 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S239261AbjDFOaq (ORCPT ); Thu, 6 Apr 2023 10:30:46 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:49834 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S239109AbjDFOa0 (ORCPT ); Thu, 6 Apr 2023 10:30:26 -0400 Received: from smtp-out2.suse.de (smtp-out2.suse.de [IPv6:2001:67c:2178:6::1d]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id A0ECD9747; Thu, 6 Apr 2023 07:30:25 -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-out2.suse.de (Postfix) with ESMTPS id 452611FE30; Thu, 6 Apr 2023 14:30:24 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_rsa; t=1680791424; 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=+46qFTFMNcdHLr7CFpxgNQZLup0NYTKzSP4VBItIjug=; b=pyCgUmovT6q4il8l+8jwHCjU+r2dumG5cOIbYgn6QwKo5mjPKoyXEkL6mn/JOa7jmitEUE 1nNmmdoYhFfSAYM/vq7EO8I3Z7C6xxUA1gdTXL41iMqFe5RQfPbKRYzzG0BjlT9PQX6QHB bSlHzmOx8rDRrDsEWcchZmco18KKYjE= DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_ed25519; t=1680791424; 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=+46qFTFMNcdHLr7CFpxgNQZLup0NYTKzSP4VBItIjug=; b=Y9HAV9prH3F81NWxZhDDga/ToiVk5bNBuJD+zfFrt4Kjiw8AjQuqnNHtPPk4xIOreovs3r AQ4ONMQQQGGVsGCQ== 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 DCEF713A1D; Thu, 6 Apr 2023 14:30:23 +0000 (UTC) Received: from dovecot-director2.suse.de ([192.168.254.65]) by imap2.suse-dmz.suse.de with ESMTPSA id QEQeNX/XLmS4LgAAMHmgww (envelope-from ); Thu, 06 Apr 2023 14:30:23 +0000 From: Thomas Zimmermann To: arnd@arndb.de, daniel.vetter@ffwll.ch, deller@gmx.de, javierm@redhat.com, gregkh@linuxfoundation.org Cc: linux-arch@vger.kernel.org, linux-fbdev@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-snps-arc@lists.infradead.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-ia64@vger.kernel.org, loongarch@lists.linux.dev, linux-m68k@lists.linux-m68k.org, linux-mips@vger.kernel.org, linux-parisc@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, linux-sh@vger.kernel.org, sparclinux@vger.kernel.org, x86@kernel.org, Thomas Zimmermann Subject: [PATCH v2 07/19] arch/m68k: Merge variants of fb_pgprotect() into single function Date: Thu, 6 Apr 2023 16:30:07 +0200 Message-Id: <20230406143019.6709-8-tzimmermann@suse.de> X-Mailer: git-send-email 2.40.0 In-Reply-To: <20230406143019.6709-1-tzimmermann@suse.de> References: <20230406143019.6709-1-tzimmermann@suse.de> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-fbdev@vger.kernel.org Merge all variants of fb_pgprotect() into a single function body. There are two different cases for MMU systems. For non-MMU systems, the function body will be empty. No functional changes, but this will help with the switch to . Signed-off-by: Thomas Zimmermann Reviewed-by: Geert Uytterhoeven Acked-by: Geert Uytterhoeven --- arch/m68k/include/asm/fb.h | 12 +++--------- 1 file changed, 3 insertions(+), 9 deletions(-) diff --git a/arch/m68k/include/asm/fb.h b/arch/m68k/include/asm/fb.h index b86c6e2e26dd..4f96989922af 100644 --- a/arch/m68k/include/asm/fb.h +++ b/arch/m68k/include/asm/fb.h @@ -7,17 +7,13 @@ #include #include -#ifdef CONFIG_MMU -#ifdef CONFIG_SUN3 static inline void fb_pgprotect(struct file *file, struct vm_area_struct *vma, unsigned long off) { +#ifdef CONFIG_MMU +#ifdef CONFIG_SUN3 pgprot_val(vma->vm_page_prot) |= SUN3_PAGE_NOCACHE; -} #else -static inline void fb_pgprotect(struct file *file, struct vm_area_struct *vma, - unsigned long off) -{ if (CPU_IS_020_OR_030) pgprot_val(vma->vm_page_prot) |= _PAGE_NOCACHE030; if (CPU_IS_040_OR_060) { @@ -25,11 +21,9 @@ static inline void fb_pgprotect(struct file *file, struct vm_area_struct *vma, /* Use no-cache mode, serialized */ pgprot_val(vma->vm_page_prot) |= _PAGE_NOCACHE_S; } -} #endif /* CONFIG_SUN3 */ -#else -#define fb_pgprotect(...) do {} while (0) #endif /* CONFIG_MMU */ +} static inline int fb_is_primary_device(struct fb_info *info) {