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=-16.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=ham 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 C4338C433E3 for ; Tue, 23 Mar 2021 18:58:11 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 96FDA619C5 for ; Tue, 23 Mar 2021 18:58:11 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231955AbhCWS5i (ORCPT ); Tue, 23 Mar 2021 14:57:38 -0400 Received: from bhuna.collabora.co.uk ([46.235.227.227]:53498 "EHLO bhuna.collabora.co.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232331AbhCWS5W (ORCPT ); Tue, 23 Mar 2021 14:57:22 -0400 Received: from localhost.localdomain (unknown [IPv6:2804:14d:72b1:8920:9d72:75bc:e42b:f19e]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) (Authenticated sender: dwlsalmeida) by bhuna.collabora.co.uk (Postfix) with ESMTPSA id 36BD41F45395; Tue, 23 Mar 2021 18:57:19 +0000 (GMT) From: daniel.almeida@collabora.com To: ezequiel@collabora.com Cc: kernel@collabora.com, linux-media@vger.kernel.org, hverkuil-cisco@xs4all.nl, nicolas.dufresne@collabora.com, Daniel Almeida Subject: [PATCH] rkvdec: Do not require all controls to be present in every request Date: Tue, 23 Mar 2021 15:57:09 -0300 Message-Id: <20210323185709.199114-1-daniel.almeida@collabora.com> X-Mailer: git-send-email 2.31.0 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org From: Daniel Almeida According to the v4l2 api, it is allowed to skip setting a control if its contents haven't changed for performance reasons: userspace should only update the controls that changed from last frame rather then updating them all. Still some ancient code that checks for mandatory controls has been left in this driver. Remove it. Fixes: cd33c830448b ("media: rkvdec: Add the rkvdec driver") Signed-off-by: Daniel Almeida --- drivers/staging/media/rkvdec/rkvdec.c | 48 +-------------------------- drivers/staging/media/rkvdec/rkvdec.h | 1 - 2 files changed, 1 insertion(+), 48 deletions(-) diff --git a/drivers/staging/media/rkvdec/rkvdec.c b/drivers/staging/media/rkvdec/rkvdec.c index d3eb81ee8dc2..5f0219d117fb 100644 --- a/drivers/staging/media/rkvdec/rkvdec.c +++ b/drivers/staging/media/rkvdec/rkvdec.c @@ -55,16 +55,13 @@ static const struct v4l2_ctrl_ops rkvdec_ctrl_ops = { static const struct rkvdec_ctrl_desc rkvdec_h264_ctrl_descs[] = { { - .mandatory = true, .cfg.id = V4L2_CID_STATELESS_H264_DECODE_PARAMS, }, { - .mandatory = true, .cfg.id = V4L2_CID_STATELESS_H264_SPS, .cfg.ops = &rkvdec_ctrl_ops, }, { - .mandatory = true, .cfg.id = V4L2_CID_STATELESS_H264_PPS, }, { @@ -585,25 +582,7 @@ static const struct vb2_ops rkvdec_queue_ops = { static int rkvdec_request_validate(struct media_request *req) { - struct media_request_object *obj; - const struct rkvdec_ctrls *ctrls; - struct v4l2_ctrl_handler *hdl; - struct rkvdec_ctx *ctx = NULL; - unsigned int count, i; - int ret; - - list_for_each_entry(obj, &req->objects, list) { - if (vb2_request_object_is_buffer(obj)) { - struct vb2_buffer *vb; - - vb = container_of(obj, struct vb2_buffer, req_obj); - ctx = vb2_get_drv_priv(vb->vb2_queue); - break; - } - } - - if (!ctx) - return -EINVAL; + unsigned int count; count = vb2_request_buffer_cnt(req); if (!count) @@ -611,31 +590,6 @@ static int rkvdec_request_validate(struct media_request *req) else if (count > 1) return -EINVAL; - hdl = v4l2_ctrl_request_hdl_find(req, &ctx->ctrl_hdl); - if (!hdl) - return -ENOENT; - - ret = 0; - ctrls = ctx->coded_fmt_desc->ctrls; - for (i = 0; ctrls && i < ctrls->num_ctrls; i++) { - u32 id = ctrls->ctrls[i].cfg.id; - struct v4l2_ctrl *ctrl; - - if (!ctrls->ctrls[i].mandatory) - continue; - - ctrl = v4l2_ctrl_request_hdl_ctrl_find(hdl, id); - if (!ctrl) { - ret = -ENOENT; - break; - } - } - - v4l2_ctrl_request_hdl_put(hdl); - - if (ret) - return ret; - return vb2_request_validate(req); } diff --git a/drivers/staging/media/rkvdec/rkvdec.h b/drivers/staging/media/rkvdec/rkvdec.h index 77a137cca88e..52ac3874c5e5 100644 --- a/drivers/staging/media/rkvdec/rkvdec.h +++ b/drivers/staging/media/rkvdec/rkvdec.h @@ -25,7 +25,6 @@ struct rkvdec_ctx; struct rkvdec_ctrl_desc { - u32 mandatory : 1; struct v4l2_ctrl_config cfg; }; -- 2.31.0