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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id AF28ACCA47C for ; Tue, 7 Jun 2022 18:22:34 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1348973AbiFGSW1 (ORCPT ); Tue, 7 Jun 2022 14:22:27 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:41802 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1353007AbiFGSRw (ORCPT ); Tue, 7 Jun 2022 14:17:52 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [139.178.84.217]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 3646F14040E; Tue, 7 Jun 2022 10:52:55 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id 7BEC66170B; Tue, 7 Jun 2022 17:52:54 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 37CC9C385A5; Tue, 7 Jun 2022 17:52:50 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1654624373; bh=LYQzyA3EYOwaI3hpcICIfprp+dWtUSLsCT350YaAutI=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=mVutd+eVskD4IIqimz2qMaSVPzAvbiR++yEYPYXpijjMSp5Jj02FgPbMdEymHbxWr 8uo2NfrMFm8WGsXTMd+bkV0IeQQoPZIAFnsJ2dN39el3I23/IdKkXjqAp0VipB5i33 91CaQgBTZ6sPS6FmcDBOi9fhT8Au/CpetRgG9xVLyGFW16JbZeFhzk2O8bvvuNMKtz lCiVBVmg/uIAXL2b7VUv5s2ovlGXaVQtYpPVMm9xrspjCbq1UyhC/smhNaUXCfq7Yk 1pEY31Jujygcak3dpuMrvdtpSbiD9R9S9tR1MVEIW4MNiEWy7ZMrSEVcc9P9cnEGvm ApmmO3BnVVDZw== From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Yury Norov , Alexander Gordeev , Andy Shevchenko , Christian Borntraeger , Claudio Imbrenda , David Hildenbrand , Heiko Carstens , Janosch Frank , Rasmus Villemoes , Sven Schnelle , Vasily Gorbik , Sasha Levin , evan.quan@amd.com, alexander.deucher@amd.com, christian.koenig@amd.com, Xinhui.Pan@amd.com, airlied@linux.ie, daniel@ffwll.ch, lijo.lazar@amd.com, guchun.chen@amd.com, Jack.Gui@amd.com, darren.powell@amd.com, Hawking.Zhang@amd.com, mario.limonciello@amd.com, kenneth.feng@amd.com, tim.huang@amd.com, kevin1.wang@amd.com, Xiaomeng.Hou@amd.com, tao.zhou1@amd.com, amd-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org Subject: [PATCH AUTOSEL 5.18 67/68] drm/amd/pm: use bitmap_{from,to}_arr32 where appropriate Date: Tue, 7 Jun 2022 13:48:33 -0400 Message-Id: <20220607174846.477972-67-sashal@kernel.org> X-Mailer: git-send-email 2.35.1 In-Reply-To: <20220607174846.477972-1-sashal@kernel.org> References: <20220607174846.477972-1-sashal@kernel.org> MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Yury Norov [ Upstream commit 525d6515604eb1373ce5e6372a6b6640953b2d6a ] The smu_v1X_0_set_allowed_mask() uses bitmap_copy() to convert bitmap to 32-bit array. This may be wrong due to endiannes issues. Fix it by switching to bitmap_{from,to}_arr32. CC: Alexander Gordeev CC: Andy Shevchenko CC: Christian Borntraeger CC: Claudio Imbrenda CC: David Hildenbrand CC: Heiko Carstens CC: Janosch Frank CC: Rasmus Villemoes CC: Sven Schnelle CC: Vasily Gorbik Signed-off-by: Yury Norov Signed-off-by: Sasha Levin --- drivers/gpu/drm/amd/pm/swsmu/smu11/smu_v11_0.c | 2 +- drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0.c | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu11/smu_v11_0.c b/drivers/gpu/drm/amd/pm/swsmu/smu11/smu_v11_0.c index b87f550af26b..5f8809f6990d 100644 --- a/drivers/gpu/drm/amd/pm/swsmu/smu11/smu_v11_0.c +++ b/drivers/gpu/drm/amd/pm/swsmu/smu11/smu_v11_0.c @@ -781,7 +781,7 @@ int smu_v11_0_set_allowed_mask(struct smu_context *smu) goto failed; } - bitmap_copy((unsigned long *)feature_mask, feature->allowed, 64); + bitmap_to_arr32(feature_mask, feature->allowed, 64); ret = smu_cmn_send_smc_msg_with_param(smu, SMU_MSG_SetAllowedFeaturesMaskHigh, feature_mask[1], NULL); diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0.c b/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0.c index cf09e30bdfe0..747430ce6394 100644 --- a/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0.c +++ b/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0.c @@ -730,7 +730,7 @@ int smu_v13_0_set_allowed_mask(struct smu_context *smu) feature->feature_num < 64) return -EINVAL; - bitmap_copy((unsigned long *)feature_mask, feature->allowed, 64); + bitmap_to_arr32(feature_mask, feature->allowed, 64); ret = smu_cmn_send_smc_msg_with_param(smu, SMU_MSG_SetAllowedFeaturesMaskHigh, feature_mask[1], NULL); -- 2.35.1