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[209.132.180.67]) by mx.google.com with ESMTP id i4-v6si11537584plt.581.2018.05.15.02.40.57; Tue, 15 May 2018 02:41:12 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; dkim=pass header.i=@linaro.org header.s=google header.b=VlnV6tv0; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=linaro.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752654AbeEOJka (ORCPT + 99 others); Tue, 15 May 2018 05:40:30 -0400 Received: from mail-wr0-f180.google.com ([209.85.128.180]:36997 "EHLO mail-wr0-f180.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752406AbeEOJk1 (ORCPT ); Tue, 15 May 2018 05:40:27 -0400 Received: by mail-wr0-f180.google.com with SMTP id h5-v6so15256302wrm.4 for ; Tue, 15 May 2018 02:40:27 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=subject:to:cc:references:from:message-id:date:user-agent :mime-version:in-reply-to:content-language:content-transfer-encoding; bh=rpHqx1F9fn0NKnGpQJrRavrfJ5zr1ZwhPwBxbmFaa84=; b=VlnV6tv0lpEJIo8slO1o2EpLabG25s8Gtz7g1bDbw9PkI60ZmNyjwwjlGWALQfyAK2 BeynBs2A/YrroTyQWINJ5E1gIMV+RVzx18Q2O9P6mtC0Lo1eBDbaSnO96BrILGyE4Wrg z0O3qkCJsYAVE4kBjz9EdLOnl2D/o4G7ZYBeI= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:subject:to:cc:references:from:message-id:date :user-agent:mime-version:in-reply-to:content-language :content-transfer-encoding; bh=rpHqx1F9fn0NKnGpQJrRavrfJ5zr1ZwhPwBxbmFaa84=; b=d6RG4HOFkH6Ly/MjC9+UCfAcozHeT72+3x6CndJereGF2/K0zKKxN4yxXah2QWAqNb C4g3opBCLGBHKmvFhNX+898vVlgYAiw/65QcGoOu3hOyXIMUqWb8bfGtATrE1hIhzTNj 9Ba7cjC2hr3fM2Yp23r0rt+AfJtApRWjYhzAkc5PzSCPJuLrs4ozW0bfaKwCqMfQZmTQ wdLzVorrEYb+CHdxiaf0UKoPQztoE4F6jJ7PpOoy2kHtQUmr3Y1Q7qRmWSPcwgTj2oL4 I0sy5UgpQXMmCmEfsVRPKirLb+P0SxIudq6BfPXKUAJp0iyHqsFwSQIlxyZQGCnal6p5 JI+g== X-Gm-Message-State: ALKqPwec/E9sB0QZ7GLgIrkYxnr/KUSJU1TnktdGvoeHuP96WUFrIz+R HEyl2uReKbug8VlktWKmsaleBg== X-Received: by 2002:adf:972c:: with SMTP id r41-v6mr10620019wrb.79.1526377226745; Tue, 15 May 2018 02:40:26 -0700 (PDT) Received: from [192.168.27.209] ([37.157.136.206]) by smtp.googlemail.com with ESMTPSA id k3-v6sm14214005wri.28.2018.05.15.02.40.25 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Tue, 15 May 2018 02:40:26 -0700 (PDT) Subject: Re: [PATCH v2 27/29] venus: implementing multi-stream support To: Hans Verkuil , Mauro Carvalho Chehab Cc: linux-media@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-msm@vger.kernel.org, Vikash Garodia References: <20180515075859.17217-1-stanimir.varbanov@linaro.org> <20180515075859.17217-28-stanimir.varbanov@linaro.org> <3008410e-3311-b836-a6a8-f95f1161a2e9@xs4all.nl> From: Stanimir Varbanov Message-ID: Date: Tue, 15 May 2018 12:40:24 +0300 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.7.0 MIME-Version: 1.0 In-Reply-To: <3008410e-3311-b836-a6a8-f95f1161a2e9@xs4all.nl> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi Hans, On 05/15/2018 11:17 AM, Hans Verkuil wrote: > Hi Stanimir, > > On 05/15/18 09:58, Stanimir Varbanov wrote: >> This is implementing a multi-stream decoder support. The multi >> stream gives an option to use the secondary decoder output >> with different raw format (or the same in case of crop). > > You told me that multi-stream support is currently internal only. > > It would be good if you could elaborate a bit about that in this > commit log and (I think) also add some comments in the code that > reflect this. > > It's also not clear to me how and why this is used in the driver > if this is just internal. Does it enable a feature you would > otherwise not be able to use? > > I have no complaints about the code, I would just like to see a > bit more background information in the source and commit log. Thanks for the fast comments! Sure I will try to document multi-stream support in the patch description and in the code if it makes sense. -- regards, Stan