From patchwork Tue Aug 25 03:52:43 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ezequiel Garcia X-Patchwork-Id: 256018 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=-12.7 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE, SPF_PASS, UNPARSEABLE_RELAY, URIBL_BLOCKED, 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 E1514C433DF for ; Tue, 25 Aug 2020 03:54:41 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id C307A207FB for ; Tue, 25 Aug 2020 03:54:41 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728822AbgHYDyg (ORCPT ); Mon, 24 Aug 2020 23:54:36 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:46530 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728197AbgHYDyf (ORCPT ); Mon, 24 Aug 2020 23:54:35 -0400 Received: from bhuna.collabora.co.uk (bhuna.collabora.co.uk [IPv6:2a00:1098:0:82:1000:25:2eeb:e3e3]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 7A4C5C061574; Mon, 24 Aug 2020 20:54:34 -0700 (PDT) Received: from [127.0.0.1] (localhost [127.0.0.1]) (Authenticated sender: ezequiel) with ESMTPSA id 20E6A298CD5 From: Ezequiel Garcia To: linux-media@vger.kernel.org, linux-kernel@vger.kernel.org Cc: Tomasz Figa , kernel@collabora.com, Jonas Karlman , Hans Verkuil , Alexandre Courbot , Jeffrey Kardatzke , Nicolas Dufresne , Philipp Zabel , Maxime Ripard , Paul Kocialkowski , Jernej Skrabec , Ezequiel Garcia Subject: [PATCH v4 17/19] media: rkvdec: Use H264_SCALING_MATRIX only when required Date: Tue, 25 Aug 2020 00:52:43 -0300 Message-Id: <20200825035245.594982-18-ezequiel@collabora.com> X-Mailer: git-send-email 2.27.0 In-Reply-To: <20200825035245.594982-1-ezequiel@collabora.com> References: <20200825035245.594982-1-ezequiel@collabora.com> MIME-Version: 1.0 Sender: linux-media-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org Baseline, Main and Extended profiles are specified to not support a scaling matrix. Also, High profiles can optionally specify a scaling matrix, using SPS and PPS NAL units. To meet this expectation, applications are required to set the V4L2_CID_MPEG_VIDEO_H264_SCALING_MATRIX control and set the V4L2_H264_PPS_FLAG_SCALING_MATRIX_PRESENT flag only when a scaling matrix is specified for a picture. Implement this on rkvdec, which has hardware support for this case. Signed-off-by: Ezequiel Garcia Tested-by: Jonas Karlman --- drivers/staging/media/rkvdec/rkvdec-h264.c | 10 +++++++--- drivers/staging/media/rkvdec/rkvdec.c | 1 - 2 files changed, 7 insertions(+), 4 deletions(-) diff --git a/drivers/staging/media/rkvdec/rkvdec-h264.c b/drivers/staging/media/rkvdec/rkvdec-h264.c index c45cd1617b3b..7cc3b478a5f4 100644 --- a/drivers/staging/media/rkvdec/rkvdec-h264.c +++ b/drivers/staging/media/rkvdec/rkvdec-h264.c @@ -708,9 +708,9 @@ static void assemble_hw_pps(struct rkvdec_ctx *ctx, WRITE_PPS(pps->second_chroma_qp_index_offset, SECOND_CHROMA_QP_INDEX_OFFSET); - /* always use the matrix sent from userspace */ - WRITE_PPS(1, SCALING_LIST_ENABLE_FLAG); - + WRITE_PPS(!!(pps->flags & V4L2_H264_PPS_FLAG_SCALING_MATRIX_PRESENT), + SCALING_LIST_ENABLE_FLAG); + /* To be on the safe side, program the scaling matrix address */ scaling_distance = offsetof(struct rkvdec_h264_priv_tbl, scaling_list); scaling_list_address = h264_ctx->priv_tbl.dma + scaling_distance; WRITE_PPS(scaling_list_address, SCALING_LIST_ADDRESS); @@ -792,9 +792,13 @@ static void assemble_hw_scaling_list(struct rkvdec_ctx *ctx, struct rkvdec_h264_run *run) { const struct v4l2_ctrl_h264_scaling_matrix *scaling = run->scaling_matrix; + const struct v4l2_ctrl_h264_pps *pps = run->pps; struct rkvdec_h264_ctx *h264_ctx = ctx->priv; struct rkvdec_h264_priv_tbl *tbl = h264_ctx->priv_tbl.cpu; + if (!(pps->flags & V4L2_H264_PPS_FLAG_SCALING_MATRIX_PRESENT)) + return; + BUILD_BUG_ON(sizeof(tbl->scaling_list.scaling_list_4x4) != sizeof(scaling->scaling_list_4x4)); BUILD_BUG_ON(sizeof(tbl->scaling_list.scaling_list_8x8) != diff --git a/drivers/staging/media/rkvdec/rkvdec.c b/drivers/staging/media/rkvdec/rkvdec.c index 9f59dfb62d3f..d25c4a37e2af 100644 --- a/drivers/staging/media/rkvdec/rkvdec.c +++ b/drivers/staging/media/rkvdec/rkvdec.c @@ -68,7 +68,6 @@ static const struct rkvdec_ctrl_desc rkvdec_h264_ctrl_descs[] = { .cfg.id = V4L2_CID_MPEG_VIDEO_H264_PPS, }, { - .mandatory = true, .cfg.id = V4L2_CID_MPEG_VIDEO_H264_SCALING_MATRIX, }, {