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 ECD6DC433F5 for ; Mon, 18 Apr 2022 12:39:15 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235427AbiDRMlr (ORCPT ); Mon, 18 Apr 2022 08:41:47 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:38308 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S240659AbiDRMj0 (ORCPT ); Mon, 18 Apr 2022 08:39:26 -0400 Received: from ams.source.kernel.org (ams.source.kernel.org [145.40.68.75]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 6B48312AA3; Mon, 18 Apr 2022 05:30:04 -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 ams.source.kernel.org (Postfix) with ESMTPS id E8C1CB80EC0; Mon, 18 Apr 2022 12:30:02 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 3A86BC385A7; Mon, 18 Apr 2022 12:30:01 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1650285001; bh=eVtYDTBmxFuv+Xved2iAQEP6AKTHEepLKoeFsRZqxlI=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=uDKbhBghjvgPdb0IO50PfF1gtvV9FaobGa/71D5bFlFHE2mxPL4XCZX9tlIcPjRaW Mzs3XAgzSsFSuW6xTdT6MDp9dGAqcWeStolfOaiJh5Xb0Kbm4ghlAjfhYuYgtFs4Wo L0oVrL1g091b+IMMpBbzQaGq1zNETQqDH1Wci1KI= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Rob Clark , Sasha Levin Subject: [PATCH 5.15 075/189] drm/msm: Fix range size vs end confusion Date: Mon, 18 Apr 2022 14:11:35 +0200 Message-Id: <20220418121202.637999742@linuxfoundation.org> X-Mailer: git-send-email 2.35.3 In-Reply-To: <20220418121200.312988959@linuxfoundation.org> References: <20220418121200.312988959@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Rob Clark [ Upstream commit 537fef808be5ea56f6fc06932162550819a3b3c3 ] The fourth param is size, rather than range_end. Note that we could increase the address space size if we had a way to prevent buffers from spanning a 4G split, mostly just to avoid fw bugs with 64b math. Fixes: 84c31ee16f90 ("drm/msm/a6xx: Add support for per-instance pagetables") Signed-off-by: Rob Clark Link: https://lore.kernel.org/r/20220407202836.1211268-1-robdclark@gmail.com Signed-off-by: Rob Clark Signed-off-by: Sasha Levin --- drivers/gpu/drm/msm/adreno/a6xx_gpu.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/msm/adreno/a6xx_gpu.c b/drivers/gpu/drm/msm/adreno/a6xx_gpu.c index f54bfdb1ebff..9b41e2f82fc2 100644 --- a/drivers/gpu/drm/msm/adreno/a6xx_gpu.c +++ b/drivers/gpu/drm/msm/adreno/a6xx_gpu.c @@ -1711,7 +1711,7 @@ a6xx_create_private_address_space(struct msm_gpu *gpu) return ERR_CAST(mmu); return msm_gem_address_space_create(mmu, - "gpu", 0x100000000ULL, 0x1ffffffffULL); + "gpu", 0x100000000ULL, SZ_4G); } static uint32_t a6xx_get_rptr(struct msm_gpu *gpu, struct msm_ringbuffer *ring) -- 2.35.1