From patchwork Fri Sep 1 14:16:35 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Thomas Zimmermann X-Patchwork-Id: 13372661 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 5119BCA0FF9 for ; Fri, 1 Sep 2023 14:27:10 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1350008AbjIAO1L (ORCPT ); Fri, 1 Sep 2023 10:27:11 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:35732 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1349991AbjIAO1K (ORCPT ); Fri, 1 Sep 2023 10:27:10 -0400 Received: from smtp-out2.suse.de (smtp-out2.suse.de [195.135.220.29]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id D71C310F9; Fri, 1 Sep 2023 07:27:04 -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 6C3E31F891; Fri, 1 Sep 2023 14:27:03 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_rsa; t=1693578423; 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=FP9MTa3lLW880Bb2/na3VAZdvGvajU0vpltsEnzM4sM=; b=vTpdS3rQ3UOgZy1x6pB0L41dVuV+YumTOGAdvRWzqxQZyFujlp7sYR2G+/bKrQh6tRm36d 4zv6MPMR0elLbxuHC7k2VrXGE7+ekoD8TF5SCKD5j0+ZdK9PTsFPSF/vespDt/MDWNgsf+ SxYUdmRXPVAFeWOQD/oGaNGyE/DXjOQ= DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_ed25519; t=1693578423; 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=FP9MTa3lLW880Bb2/na3VAZdvGvajU0vpltsEnzM4sM=; b=Ti46tYWOY1N8/A5C8iV7rjiIpfHLsh3WRDZmzHUuzKjTYNAC4iPi7upuQvuh7FVuJd1u/Q UlhUxHNq6nuLOoBg== 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 2D81713A12; Fri, 1 Sep 2023 14:27:03 +0000 (UTC) Received: from dovecot-director2.suse.de ([192.168.254.65]) by imap2.suse-dmz.suse.de with ESMTPSA id kGYsCrf08WQGYAAAMHmgww (envelope-from ); Fri, 01 Sep 2023 14:27:03 +0000 From: Thomas Zimmermann To: mpe@ellerman.id.au, npiggin@gmail.com, christophe.leroy@csgroup.eu, arnd@arndb.de, deller@gmx.de Cc: linuxppc-dev@lists.ozlabs.org, linux-fbdev@vger.kernel.org, linux-ia64@vger.kernel.org, linux-m68k@lists.linux-m68k.org, linux-mips@vger.kernel.org, sparclinux@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-arch@vger.kernel.org, Thomas Zimmermann Subject: [PATCH 3/4] arch/powerpc: Call internal __phys_mem_access_prot() in fbdev code Date: Fri, 1 Sep 2023 16:16:35 +0200 Message-ID: <20230901142659.31787-4-tzimmermann@suse.de> X-Mailer: git-send-email 2.41.0 In-Reply-To: <20230901142659.31787-1-tzimmermann@suse.de> References: <20230901142659.31787-1-tzimmermann@suse.de> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-mips@vger.kernel.org Call __phys_mem_access_prot() from the fbdev mmap helper fb_pgprotect(). Allows us to avoid the file argument, which can then be removed from fB_pgprotect() entirely. No other architecture uses the parameter. Signed-off-by: Thomas Zimmermann --- arch/powerpc/include/asm/fb.h | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/arch/powerpc/include/asm/fb.h b/arch/powerpc/include/asm/fb.h index 5f1a2e5f7654..0f1fe1310924 100644 --- a/arch/powerpc/include/asm/fb.h +++ b/arch/powerpc/include/asm/fb.h @@ -9,9 +9,9 @@ static inline void fb_pgprotect(struct file *file, struct vm_area_struct *vma, unsigned long off) { - vma->vm_page_prot = phys_mem_access_prot(file, off >> PAGE_SHIFT, - vma->vm_end - vma->vm_start, - vma->vm_page_prot); + vma->vm_page_prot = __phys_mem_access_prot(PHYS_PFN(off), + vma->vm_end - vma->vm_start, + vma->vm_page_prot); } #define fb_pgprotect fb_pgprotect