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=-18.2 required=3.0 tests=BAYES_00,DKIMWL_WL_MED, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED, USER_IN_DEF_DKIM_WL 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 9BE48C4320A for ; Tue, 24 Aug 2021 18:55:01 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 7917361368 for ; Tue, 24 Aug 2021 18:55:01 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233794AbhHXSzo (ORCPT ); Tue, 24 Aug 2021 14:55:44 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:55364 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233802AbhHXSzo (ORCPT ); Tue, 24 Aug 2021 14:55:44 -0400 Received: from mail-pf1-x431.google.com (mail-pf1-x431.google.com [IPv6:2607:f8b0:4864:20::431]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id D3CEEC061764 for ; Tue, 24 Aug 2021 11:54:59 -0700 (PDT) Received: by mail-pf1-x431.google.com with SMTP id 2so5121200pfo.8 for ; Tue, 24 Aug 2021 11:54:59 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20161025; h=date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to; bh=ejbmRhsl8eEDMqOR7QsW6DWjxRhBPlTC6UD85b2Pd5Q=; b=kNsugfaWB0H/9sPnfoLhZ9nefDvQnoBFWQuUmPR4LiwAcXn1pIl0qkofQVNOXvPMB+ kCgEniCrmIVdYtN1JwtMGOxMgerr/LA+FfrCAAsCmO7vLcYY7/F2tKGWorVgzQLWXa3z pAFhAFub+AMG/T5C54Wim81sLTRYtleoU2FRwpFJb67XTrBPUpbTzxWpKGQ/q2Rljoy4 SyZWHqHMs0jl743Bo4Vpt+ifIxfC/B+xQhdQfKLkbMNsiY2aZWNw7w2g1gtCmDeqb8+5 P0Mz8G/9zcMUuTT0RgBeWyiAIakQnfWpHop8hyjmIP0D3AgOkjoXjBFhSXNBzCES38tM iUMA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to; bh=ejbmRhsl8eEDMqOR7QsW6DWjxRhBPlTC6UD85b2Pd5Q=; b=OFDc6+rINBDRGCXX3IxcbaLkJhUfym0rSfK871msBDCfivYoEyHT9YwpSkjN3kkuRo aZeQ5MkNj6o7pN/mBj8qEw1zxZK7tlq+x0TAHykBhCNXzrJDwn6p2rwNnRwJCctt0Sj/ i1s15Tm0dw6N/Ymzp/jHMLrkD6vC0c3wjqBhsnpXCZOnbYyT+LsRlnm2Vgy15DRMAiAr QiXk+S6o8TODtWujkzZtd1zQ4HGuNCOTaCpZ/qBF5By7t3SCBHTQsNadF6+E+0CqH0+L jdHvEAChh8EogMtmkkI44wcU6anv/j7rNsn3iFgrMEqkMkiFaq6TCKVcNWq03+4/CYLd ZBpw== X-Gm-Message-State: AOAM531SlWwvZECdZCDy/kwljoX4JPyKerstrOXS7BeLwAzQdNfJPw+8 X59hk9NfJvSoZKUPmpevxsqkWg== X-Google-Smtp-Source: ABdhPJzluksJ5TfJKXl7vWcFB/DM2Kcv0sl121p0v3FHEV7C+1JBJSeJc28kJ4/SuoYwwAVqlQOtnw== X-Received: by 2002:a62:5c6:0:b029:341:e0b1:a72c with SMTP id 189-20020a6205c60000b0290341e0b1a72cmr40745680pff.71.1629831298934; Tue, 24 Aug 2021 11:54:58 -0700 (PDT) Received: from google.com ([2401:fa00:1:10:4a93:46f4:da9a:4371]) by smtp.gmail.com with ESMTPSA id 21sm19775743pfh.103.2021.08.24.11.54.55 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 24 Aug 2021 11:54:58 -0700 (PDT) Date: Wed, 25 Aug 2021 02:54:53 +0800 From: Tzung-Bi Shih To: Irui Wang Cc: Hans Verkuil , Tzung-Bi Shih , Alexandre Courbot , Tiffany Lin , Andrew-CT Chen , Mauro Carvalho Chehab , Rob Herring , Matthias Brugger , Tomasz Figa , Yong Wu , Hsin-Yi Wang , Maoguang Meng , Longfei Wang , Yunfei Dong , Fritz Koenig , linux-media@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, srv_heupstream@mediatek.com, linux-mediatek@lists.infradead.org, Project_Global_Chrome_Upstream_Group@mediatek.com Subject: Re: [PATCH 6/9] media: mtk-vcodec: Add new venc drv interface for frame_racing mode Message-ID: References: <20210816105934.28265-1-irui.wang@mediatek.com> <20210816105934.28265-7-irui.wang@mediatek.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20210816105934.28265-7-irui.wang@mediatek.com> Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org On Mon, Aug 16, 2021 at 06:59:31PM +0800, Irui Wang wrote: > Frame-racing mode encoding need more venc working buffers, it > will break the compatibility if we just add venc_vsi in AP-Kernel > but not in firmware, so add a new venc driver interface to > distinguish the sigle_core_mode and frame_racing mode. > > The new driver interface can be used for different codecs in > the future. The patch contains more code than the commit message explains that I couldn't understand. Only find some nits. > --- a/drivers/media/platform/mtk-vcodec/mtk_vcodec_util.c > +++ b/drivers/media/platform/mtk-vcodec/mtk_vcodec_util.c > @@ -9,6 +9,7 @@ > > #include "mtk_vcodec_drv.h" > #include "mtk_vcodec_util.h" > +#include "mtk_vcodec_enc_hw.h" Please try to maintain the order. > +void __iomem *mtk_get_venc_comp_reg_addr(struct mtk_vcodec_ctx *data, > + unsigned int hw_id) > +{ > + struct mtk_vcodec_ctx *ctx = (struct mtk_vcodec_ctx *)data; typeof(ctx) == typeof(data), rename the function argument 'data' to 'ctx'. > +static int venc_alloc_work_buf(struct venc_common_inst *inst) > +{ > + int i; > + int ret = 0; It doesn't need to be initialized. See comment below. > + mtk_vcodec_debug_leave(inst); > + > + return ret; It is more clear if just return 0 here. In the meantime, ret doesn't need to be initialized. > +static unsigned int venc_wait_comp_done(struct venc_common_inst *inst, > + unsigned int hw_id) > +{ > + unsigned int irq_status = 0; > + struct mtk_vcodec_ctx *ctx = (struct mtk_vcodec_ctx *)inst->ctx; No need to cast. > +static int venc_encode_sps(struct venc_common_inst *inst, > + struct mtk_vcodec_mem *bs_buf, > + unsigned int *bs_size) > +{ > + int ret = 0; Same. > + *bs_size = venc_read_reg(inst, VENC_PIC_BITSTREAM_BYTE_CNT, > + MTK_VENC_CORE0); > + mtk_vcodec_debug(inst, "bs size %d <-", *bs_size); > + > + return ret; Same. > +static int venc_encode_pps(struct venc_common_inst *inst, > + struct mtk_vcodec_mem *bs_buf, > + unsigned int *bs_size) > +{ > + int ret = 0; Same. > + *bs_size = venc_read_reg(inst, VENC_PIC_BITSTREAM_BYTE_CNT, > + MTK_VENC_CORE0); > + mtk_vcodec_debug(inst, "bs size %d <-", *bs_size); > + > + return ret; Same. > +static int venc_encode_header(struct venc_common_inst *inst, > + struct mtk_vcodec_mem *bs_buf, > + unsigned int *bs_size) > +{ > + int ret = 0; Same. > + memcpy(bs_buf->va + bs_size_sps, inst->pps_buf.va, bs_size_pps); > + *bs_size = bs_size_sps + bs_size_pps; > + > + return ret; Same. > +static int venc_encode_frame(struct venc_common_inst *inst, > + struct venc_frm_buf *frm_buf, > + struct mtk_vcodec_mem *bs_buf, > + unsigned int *bs_size, > + int hw_id) > +{ > + int ret = 0; Same. > + ++inst->frm_cnt; > + mtk_vcodec_debug(inst, "frm %d bs_size %d key_frm %d <-", > + inst->frm_cnt, *bs_size, inst->vpu_inst.is_key_frm); > + > + return ret; Same. > +static void h264_encode_filler(struct venc_common_inst *inst, void *buf, > + int size) > +{ > + unsigned char *p = buf; > + > + if (size < H264_FILLER_MARKER_SIZE) { > + mtk_vcodec_err(inst, "filler size too small %d", size); > + return; > + } > + > + memcpy(p, h264_filler_marker, ARRAY_SIZE(h264_filler_marker)); Replace ARRAY_SIZE(h264_filler_marker) to H264_FILLER_MARKER_SIZE. > +static int venc_init(struct mtk_vcodec_ctx *ctx) > +{ > + int i; > + int ret = 0; > + struct venc_common_inst *inst; > + > + inst = kzalloc(sizeof(*inst), GFP_KERNEL); > + if (!inst) > + return -ENOMEM; > + > + inst->ctx = ctx; > + inst->vpu_inst.ctx = ctx; > + inst->vpu_inst.id = SCP_IPI_VENC_H264; > + > + mtk_vcodec_debug_enter(inst); > + > + ret = vpu_enc_init(&inst->vpu_inst); > + > + inst->vsi = (struct venc_vsi *)inst->vpu_inst.vsi; No need to cast. > +static int venc_encode(void *handle, > + enum venc_start_opt opt, > + struct venc_frm_buf *frm_buf, > + struct mtk_vcodec_mem *bs_buf, > + struct venc_done_result *result) > +{ > + int ret; > + struct venc_common_inst *inst = (struct venc_common_inst *)handle; No need to cast. > + default: > + mtk_vcodec_err(inst, "venc_start_opt %d not supported", opt); > + return -EINVAL; > + } > + > + return ret; It is more clear if just return 0 here. > +static int venc_set_param(void *handle, > + enum venc_set_param_type type, > + struct venc_enc_param *enc_prm) > +{ > + int ret = 0; > + struct venc_common_inst *inst = (struct venc_common_inst *)handle; No need to cast. > +static int venc_deinit(void *handle) > +{ > + int ret = 0; Same. > + struct venc_common_inst *inst = (struct venc_common_inst *)handle; No need to cast. > + mtk_vcodec_debug_leave(inst); > + kfree(inst); > + > + return ret; Same.