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[2620:137:e000::1:20]) by mx.google.com with ESMTP id f14-20020a170906390e00b0098dd9f4ed69si4906504eje.707.2023.06.28.01.42.49; Wed, 28 Jun 2023 01:43:14 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; dkim=pass header.i=@mediatek.com header.s=dk header.b=dVo9yTNC; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=QUARANTINE sp=QUARANTINE dis=NONE) header.from=mediatek.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232010AbjF1H7R (ORCPT + 99 others); Wed, 28 Jun 2023 03:59:17 -0400 Received: from mailgw01.mediatek.com ([60.244.123.138]:45800 "EHLO mailgw01.mediatek.com" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S231899AbjF1H4t (ORCPT ); Wed, 28 Jun 2023 03:56:49 -0400 X-UUID: 6ba3b39e157611ee9cb5633481061a41-20230628 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=mediatek.com; s=dk; h=Content-Type:Content-Transfer-Encoding:MIME-Version:Message-ID:Date:Subject:CC:To:From; bh=zfjx6R+EMpgD1vYrYarvFtRq2IEGDT6k/qkqHHuoJnM=; b=dVo9yTNCHeooYKtBZ8b6WYGtHecw4qUKNBg3pMT0i4vdkG8+DH4e7UAobMgI1Apa3NsJqXew+m4lFbEhezRfNH4FMPit6pHcRO7rexFH4y/KdzqXSUE9RFwJs4Lusmf4xaLuU2wzHOunarHQhc/whMMBi2uqzy6ue9Mhk6f8O+M=; X-CID-P-RULE: Release_Ham X-CID-O-INFO: VERSION:1.1.27,REQID:81396fbb-e3f9-4e48-83b4-2eb5c11a3597,IP:0,U RL:0,TC:0,Content:-25,EDM:0,RT:0,SF:100,FILE:0,BULK:0,RULE:Release_Ham,ACT ION:release,TS:75 X-CID-INFO: VERSION:1.1.27,REQID:81396fbb-e3f9-4e48-83b4-2eb5c11a3597,IP:0,URL :0,TC:0,Content:-25,EDM:0,RT:0,SF:100,FILE:0,BULK:0,RULE:Spam_GS981B3D,ACT ION:quarantine,TS:75 X-CID-META: VersionHash:01c9525,CLOUDID:8c4b4d0d-26a8-467f-b838-f99719a9c083,B ulkID:230628134126CNQCJ4IB,BulkQuantity:0,Recheck:0,SF:28|17|19|48|38|29,T C:nil,Content:0,EDM:-3,IP:nil,URL:11|1,File:nil,Bulk:nil,QS:nil,BEC:nil,CO L:0,OSI:0,OSA:0,AV:0,LES:1,SPR:NO X-CID-BVR: 0,NGT X-CID-BAS: 0,NGT,0,_ X-CID-FACTOR: TF_CID_SPAM_SNR,TF_CID_SPAM_SDM,TF_CID_SPAM_ASC,TF_CID_SPAM_FAS, TF_CID_SPAM_FSD,TF_CID_SPAM_ULN X-UUID: 6ba3b39e157611ee9cb5633481061a41-20230628 Received: from mtkmbs10n1.mediatek.inc [(172.21.101.34)] by mailgw01.mediatek.com (envelope-from ) (Generic MTA with TLSv1.2 ECDHE-RSA-AES256-GCM-SHA384 256/256) with ESMTP id 1460076881; Wed, 28 Jun 2023 13:41:25 +0800 Received: from mtkmbs11n2.mediatek.inc (172.21.101.187) by mtkmbs11n2.mediatek.inc (172.21.101.187) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1118.26; Wed, 28 Jun 2023 13:41:23 +0800 Received: from mhfsdcap04.gcn.mediatek.inc (10.17.3.154) by mtkmbs11n2.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.2.1118.26 via Frontend Transport; Wed, 28 Jun 2023 13:41:22 +0800 From: Xiaoyong Lu To: Yunfei Dong , Alexandre Courbot , Nicolas Dufresne , Hans Verkuil , AngeloGioacchino Del Regno , Benjamin Gaignard , Tiffany Lin , Andrew-CT Chen , Mauro Carvalho Chehab , Rob Herring , Matthias Brugger , Tomasz Figa CC: George Sun , Xiaoyong Lu , Hsin-Yi Wang , Fritz Koenig , Daniel Vetter , dri-devel , Irui Wang , Steve Cho , , , , , , Subject: media: mediatek: vcodec: fix AV1 decode fail for 36bit iova Date: Wed, 28 Jun 2023 13:41:11 +0800 Message-ID: <20230628054111.8967-1-xiaoyong.lu@mediatek.com> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain X-MTK: N Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Decoder hardware will access incorrect iova address when tile buffer is 36bit, leading to iommu fault when hardware access dram data. Fixes: 2f5d0aef37c6 ("media: mediatek: vcodec: support stateless AV1 decoder") Signed-off-by: Xiaoyong Lu --- - Test ok: mt8195 32bit and mt8188 36bit iova. --- .../platform/mediatek/vcodec/vdec/vdec_av1_req_lat_if.c | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-) diff --git a/drivers/media/platform/mediatek/vcodec/vdec/vdec_av1_req_lat_if.c b/drivers/media/platform/mediatek/vcodec/vdec/vdec_av1_req_lat_if.c index 404a1a23fd40..420222c8a56d 100644 --- a/drivers/media/platform/mediatek/vcodec/vdec/vdec_av1_req_lat_if.c +++ b/drivers/media/platform/mediatek/vcodec/vdec/vdec_av1_req_lat_if.c @@ -1658,9 +1658,9 @@ static void vdec_av1_slice_setup_tile_buffer(struct vdec_av1_slice_instance *ins u32 allow_update_cdf = 0; u32 sb_boundary_x_m1 = 0, sb_boundary_y_m1 = 0; int tile_info_base; - u32 tile_buf_pa; + u64 tile_buf_pa; u32 *tile_info_buf = instance->tile.va; - u32 pa = (u32)bs->dma_addr; + u64 pa = (u64)bs->dma_addr; if (uh->disable_cdf_update == 0) allow_update_cdf = 1; @@ -1673,7 +1673,8 @@ static void vdec_av1_slice_setup_tile_buffer(struct vdec_av1_slice_instance *ins tile_info_buf[tile_info_base + 0] = (tile_group->tile_size[tile_num] << 3); tile_buf_pa = pa + tile_group->tile_start_offset[tile_num]; - tile_info_buf[tile_info_base + 1] = (tile_buf_pa >> 4) << 4; + tile_info_buf[tile_info_base + 1] = (unsigned int)(tile_buf_pa >> 4) << 4 + + ((unsigned int)(tile_buf_pa >> 32) & 0xf); tile_info_buf[tile_info_base + 2] = (tile_buf_pa % 16) << 3; sb_boundary_x_m1 = -- 2.25.1