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=-13.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,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 EA66FC433EF for ; Thu, 16 Sep 2021 18:17:24 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id CA395611C4 for ; Thu, 16 Sep 2021 18:17:24 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S243938AbhIPSSl (ORCPT ); Thu, 16 Sep 2021 14:18:41 -0400 Received: from smtp-out1.suse.de ([195.135.220.28]:54248 "EHLO smtp-out1.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S236388AbhIPSR0 (ORCPT ); Thu, 16 Sep 2021 14:17:26 -0400 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 EDECF223E0; Thu, 16 Sep 2021 18:16:03 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_rsa; t=1631816163; 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; bh=YVjbA3qw0sNlkujtQrRfEqRTdtm/0oEWmxsFhdHvpUE=; b=xXPDs0LSCSAzVvEDSZ2qCsNPwaOMP2aVM5DvYN5TcJ7qrashsEklK2nR3IR65nuFh0Zz5S x2KH3oGX9AL0I7zU6jpDlb7qragbtc139Oz4xYdzerH8aij/YKzgBSyOy+gyUlyMdK6KqF XC0HBNbnSSwSzG56nkIxc6ne/jy1ixE= DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_ed25519; t=1631816163; 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; bh=YVjbA3qw0sNlkujtQrRfEqRTdtm/0oEWmxsFhdHvpUE=; b=2jH7bodZHVKT9iVQHzclDESXGiqKhaaTWM2n5bIEKJHEWTlYn8s8b5KqTfRcd9oHCJSg4D 5zYsOmzau3S7HnAg== 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 A15F013D67; Thu, 16 Sep 2021 18:16:03 +0000 (UTC) Received: from dovecot-director2.suse.de ([192.168.254.65]) by imap2.suse-dmz.suse.de with ESMTPSA id pXsIJuOJQ2FleQAAMHmgww (envelope-from ); Thu, 16 Sep 2021 18:16:03 +0000 From: Thomas Zimmermann To: airlied@redhat.com, airlied@linux.ie, daniel@ffwll.ch, hdegoede@redhat.com, marcan@marcan.st, maz@kernel.org, akpm@linux-foundation.org, npiggin@gmail.com, thunder.leizhen@huawei.com, gregkh@linuxfoundation.org Cc: dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, Thomas Zimmermann Subject: [PATCH 0/5] lib: devres: Add managed helpers for write-combine setup Date: Thu, 16 Sep 2021 20:15:56 +0200 Message-Id: <20210916181601.9146-1-tzimmermann@suse.de> X-Mailer: git-send-email 2.33.0 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Add devm_arch_phys_wc_add() and devm_arch_io_reserve_memtype_wc() for automatic cleanup of writecombine setup. Several DRM drivers use the non-managed functions for setting their framebuffer memory to write-combine access. Convert ast, mgag200 and vboxvideo. Remove rsp clean-up code form drivers. Tested on mgag200 hardware. Thomas Zimmermann (5): lib: devres: Add managed arch_phys_wc_add() lib: devres: Add managed arch_io_reserve_memtype_wc() drm/ast: Use managed interfaces for framebuffer write combining drm/mgag200: Use managed interfaces for framebuffer write combining drm/vboxvideo: Use managed interfaces for framebuffer write combining drivers/gpu/drm/ast/ast_drv.h | 2 - drivers/gpu/drm/ast/ast_mm.c | 27 ++++----- drivers/gpu/drm/mgag200/mgag200_drv.h | 2 - drivers/gpu/drm/mgag200/mgag200_mm.c | 35 +++--------- drivers/gpu/drm/vboxvideo/vbox_drv.c | 5 +- drivers/gpu/drm/vboxvideo/vbox_drv.h | 1 - drivers/gpu/drm/vboxvideo/vbox_ttm.c | 17 +++--- include/linux/io.h | 5 ++ lib/devres.c | 82 +++++++++++++++++++++++++++ 9 files changed, 113 insertions(+), 63 deletions(-) -- 2.33.0