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 7A694C433F5 for ; Mon, 18 Apr 2022 12:24:12 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S238644AbiDRM0s (ORCPT ); Mon, 18 Apr 2022 08:26:48 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:38620 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S238730AbiDRM0U (ORCPT ); Mon, 18 Apr 2022 08:26:20 -0400 Received: from ams.source.kernel.org (ams.source.kernel.org [145.40.68.75]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 97A4CE0D2; Mon, 18 Apr 2022 05:20:16 -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 42A22B80EDB; Mon, 18 Apr 2022 12:20:15 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 82E36C385A8; Mon, 18 Apr 2022 12:20:13 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1650284413; bh=Xcyb1ZziIShEl8l+imCTz4ijXgo4FealMcnreqRyWVA=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=2fSd9nzjrBKR+F/RGGqmXNO6pMrw+tFiuTh6dt1DXgR8ML1DR0O86KmaT6aIwQwLt tf1JyDFQkitiURhcYZyed7l3lvTwBl0E8zrdRsuiO4N3PAA09VLTSl0di8js74qSlK JfX6T3EI1vbEqIWHivEnUL67/e27alhpEECALWTQ= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Rob Clark , Sasha Levin Subject: [PATCH 5.17 090/219] drm/msm: Fix range size vs end confusion Date: Mon, 18 Apr 2022 14:10:59 +0200 Message-Id: <20220418121209.092445449@linuxfoundation.org> X-Mailer: git-send-email 2.35.3 In-Reply-To: <20220418121203.462784814@linuxfoundation.org> References: <20220418121203.462784814@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 616be7265da4..19622fb1fa35 100644 --- a/drivers/gpu/drm/msm/adreno/a6xx_gpu.c +++ b/drivers/gpu/drm/msm/adreno/a6xx_gpu.c @@ -1714,7 +1714,7 @@ 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