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=-9.8 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,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 79615C2D0CE for ; Sun, 29 Dec 2019 17:23:02 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 525A0207FD for ; Sun, 29 Dec 2019 17:23:02 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1577640182; bh=91vvcdX+0hMfJZVORuLc6wL3UNlL+IYuBxoelPw28Jw=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=MKnRGNRr/qOBYA2TMlLAnMrF55VjGXytK5zqrOQqHWaHzYChrNOrhsGi7sAUiIgUG oTVdYsM/sog8OzJuc3ebnXBOuDu0y9wefXhO1c324ioEmGIyawCfdHpUsaXKBQC8dg Jj83DI9QEqC1ZQWuGkxndFSXuT+HH4phZpg2JMfQ= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726729AbfL2RXA (ORCPT ); Sun, 29 Dec 2019 12:23:00 -0500 Received: from mail.kernel.org ([198.145.29.99]:39912 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727445AbfL2RW4 (ORCPT ); Sun, 29 Dec 2019 12:22:56 -0500 Received: from localhost (83-86-89-107.cable.dynamic.v4.ziggo.nl [83.86.89.107]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 490BD21744; Sun, 29 Dec 2019 17:22:55 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1577640175; bh=91vvcdX+0hMfJZVORuLc6wL3UNlL+IYuBxoelPw28Jw=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=e1LLTFj8/aKrsZWxyHA3t/NjJM5COoyh3sPzaRz8uKOukalrsJV6J41MpPKdYhXic Prpb9FBMW0YwXT1AXpkup7Kr1L1qPW+1ozWpK3GcgSUtbn/pTtf9/MqnBXOczy3tO9 tb74i5VKKBHfhTeaaXL65sIO5rAievs1SHJgbcBE= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Benoit Parrot , Nikhil Devshatwar , Hans Verkuil , Mauro Carvalho Chehab , Sasha Levin Subject: [PATCH 4.14 050/161] media: ti-vpe: vpe: Fix Motion Vector vpdma stride Date: Sun, 29 Dec 2019 18:18:18 +0100 Message-Id: <20191229162413.726378197@linuxfoundation.org> X-Mailer: git-send-email 2.24.1 In-Reply-To: <20191229162355.500086350@linuxfoundation.org> References: <20191229162355.500086350@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Benoit Parrot [ Upstream commit 102af9b9922f658f705a4b0deaccabac409131bf ] commit 3dc2046ca78b ("[media] media: ti-vpe: vpe: allow use of user specified stride") and commit da4414eaed15 ("[media] media: ti-vpe: vpdma: add support for user specified stride") resulted in the Motion Vector stride to be the same as the image stride. This caused memory corruption in the output image as mentioned in commit 00db969964c8 ("[media] media: ti-vpe: vpe: Fix line stride for output motion vector"). Fixes: 3dc2046ca78b ("[media] media: ti-vpe: vpe: allow use of user specified stride") Fixes: da4414eaed15 ("[media] media: ti-vpe: vpdma: add support for user specified stride") Signed-off-by: Benoit Parrot Acked-by: Nikhil Devshatwar Signed-off-by: Hans Verkuil Signed-off-by: Mauro Carvalho Chehab Signed-off-by: Sasha Levin --- drivers/media/platform/ti-vpe/vpe.c | 18 +++++++++++++----- 1 file changed, 13 insertions(+), 5 deletions(-) diff --git a/drivers/media/platform/ti-vpe/vpe.c b/drivers/media/platform/ti-vpe/vpe.c index 45bd10544189..19c0a2614635 100644 --- a/drivers/media/platform/ti-vpe/vpe.c +++ b/drivers/media/platform/ti-vpe/vpe.c @@ -1044,11 +1044,14 @@ static void add_out_dtd(struct vpe_ctx *ctx, int port) dma_addr_t dma_addr; u32 flags = 0; u32 offset = 0; + u32 stride; if (port == VPE_PORT_MV_OUT) { vpdma_fmt = &vpdma_misc_fmts[VPDMA_DATA_FMT_MV]; dma_addr = ctx->mv_buf_dma[mv_buf_selector]; q_data = &ctx->q_data[Q_DATA_SRC]; + stride = ALIGN((q_data->width * vpdma_fmt->depth) >> 3, + VPDMA_STRIDE_ALIGN); } else { /* to incorporate interleaved formats */ int plane = fmt->coplanar ? p_data->vb_part : 0; @@ -1075,6 +1078,7 @@ static void add_out_dtd(struct vpe_ctx *ctx, int port) } /* Apply the offset */ dma_addr += offset; + stride = q_data->bytesperline[VPE_LUMA]; } if (q_data->flags & Q_DATA_FRAME_1D) @@ -1086,7 +1090,7 @@ static void add_out_dtd(struct vpe_ctx *ctx, int port) MAX_W, MAX_H); vpdma_add_out_dtd(&ctx->desc_list, q_data->width, - q_data->bytesperline[VPE_LUMA], &q_data->c_rect, + stride, &q_data->c_rect, vpdma_fmt, dma_addr, MAX_OUT_WIDTH_REG1, MAX_OUT_HEIGHT_REG1, p_data->channel, flags); } @@ -1105,10 +1109,13 @@ static void add_in_dtd(struct vpe_ctx *ctx, int port) dma_addr_t dma_addr; u32 flags = 0; u32 offset = 0; + u32 stride; if (port == VPE_PORT_MV_IN) { vpdma_fmt = &vpdma_misc_fmts[VPDMA_DATA_FMT_MV]; dma_addr = ctx->mv_buf_dma[mv_buf_selector]; + stride = ALIGN((q_data->width * vpdma_fmt->depth) >> 3, + VPDMA_STRIDE_ALIGN); } else { /* to incorporate interleaved formats */ int plane = fmt->coplanar ? p_data->vb_part : 0; @@ -1135,6 +1142,7 @@ static void add_in_dtd(struct vpe_ctx *ctx, int port) } /* Apply the offset */ dma_addr += offset; + stride = q_data->bytesperline[VPE_LUMA]; if (q_data->flags & Q_DATA_INTERLACED_SEQ_TB) { /* @@ -1170,10 +1178,10 @@ static void add_in_dtd(struct vpe_ctx *ctx, int port) if (p_data->vb_part && fmt->fourcc == V4L2_PIX_FMT_NV12) frame_height /= 2; - vpdma_add_in_dtd(&ctx->desc_list, q_data->width, - q_data->bytesperline[VPE_LUMA], &q_data->c_rect, - vpdma_fmt, dma_addr, p_data->channel, field, flags, frame_width, - frame_height, 0, 0); + vpdma_add_in_dtd(&ctx->desc_list, q_data->width, stride, + &q_data->c_rect, vpdma_fmt, dma_addr, + p_data->channel, field, flags, frame_width, + frame_height, 0, 0); } /* -- 2.20.1