From patchwork Tue Sep 12 13:49:03 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Thomas Zimmermann X-Patchwork-Id: 13381711 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 27E5ACA0ECA for ; Tue, 12 Sep 2023 13:50:58 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235492AbjILNvA (ORCPT ); Tue, 12 Sep 2023 09:51:00 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:43720 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235069AbjILNu6 (ORCPT ); Tue, 12 Sep 2023 09:50:58 -0400 Received: from smtp-out2.suse.de (smtp-out2.suse.de [195.135.220.29]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 7E2C310D7; Tue, 12 Sep 2023 06:50:54 -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 2C8EF1F85D; Tue, 12 Sep 2023 13:50:53 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_rsa; t=1694526653; 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=jV/rHFCKWKhe5o/Dlji+h0tSxNvEv9pGQp8HF0qfFsw=; b=Ew6/ShMt2eLj+cJ80uJN98SHanYPOov+NxTUOhOU2guO/sjidGDeaB2opl7TgIjsFoZos8 iOlarOI9lXf4fNYAryBRhul5DvdlSagyy+aXg3gIylx9rejm+0l1lebNZd9nDylzoTpDG0 KnwoLVFIiyCSTzh2hKHA6n2k7Nv7/qg= DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_ed25519; t=1694526653; 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=jV/rHFCKWKhe5o/Dlji+h0tSxNvEv9pGQp8HF0qfFsw=; b=mCQGGEEqAUZk6FbEVgwGjMaR7bNzYn80/YZJFR4O0MHHOph1X0dtseZydWjo0aeJynBB8b GZfd9/6d+QYFB4Dw== 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 DF0E913A3B; Tue, 12 Sep 2023 13:50:52 +0000 (UTC) Received: from dovecot-director2.suse.de ([192.168.254.65]) by imap2.suse-dmz.suse.de with ESMTPSA id OMKiNbxsAGVKQwAAMHmgww (envelope-from ); Tue, 12 Sep 2023 13:50:52 +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 v4 5/5] arch/powerpc: Call internal __phys_mem_access_prot() in fbdev code Date: Tue, 12 Sep 2023 15:49:03 +0200 Message-ID: <20230912135050.17155-6-tzimmermann@suse.de> X-Mailer: git-send-email 2.42.0 In-Reply-To: <20230912135050.17155-1-tzimmermann@suse.de> References: <20230912135050.17155-1-tzimmermann@suse.de> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-fbdev@vger.kernel.org Call __phys_mem_access_prot() from the fbdev mmap helper pgprot_framebuffer(). Allows to avoid the file argument of NULL. Signed-off-by: Thomas Zimmermann --- arch/powerpc/include/asm/fb.h | 7 +------ 1 file changed, 1 insertion(+), 6 deletions(-) diff --git a/arch/powerpc/include/asm/fb.h b/arch/powerpc/include/asm/fb.h index 3cecf14d51de8..c0c5d1df7ad1e 100644 --- a/arch/powerpc/include/asm/fb.h +++ b/arch/powerpc/include/asm/fb.h @@ -8,12 +8,7 @@ static inline pgprot_t pgprot_framebuffer(pgprot_t prot, unsigned long vm_start, unsigned long vm_end, unsigned long offset) { - /* - * PowerPC's implementation of phys_mem_access_prot() does - * not use the file argument. Set it to NULL in preparation - * of later updates to the interface. - */ - return phys_mem_access_prot(NULL, PHYS_PFN(offset), vm_end - vm_start, prot); + return __phys_mem_access_prot(PHYS_PFN(offset), vm_end - vm_start, prot); } #define pgprot_framebuffer pgprot_framebuffer