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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 63768CE7A81 for ; Mon, 25 Sep 2023 06:42:56 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232168AbjIYGnA (ORCPT ); Mon, 25 Sep 2023 02:43:00 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:35394 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232097AbjIYGm4 (ORCPT ); Mon, 25 Sep 2023 02:42:56 -0400 Received: from mail-wm1-x332.google.com (mail-wm1-x332.google.com [IPv6:2a00:1450:4864:20::332]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 8F2F2EE for ; Sun, 24 Sep 2023 23:42:49 -0700 (PDT) Received: by mail-wm1-x332.google.com with SMTP id 5b1f17b1804b1-40572aeb6d0so21772785e9.1 for ; Sun, 24 Sep 2023 23:42:49 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1695624168; x=1696228968; darn=vger.kernel.org; h=content-transfer-encoding:in-reply-to:autocrypt:from:references:cc :to:content-language:subject:user-agent:mime-version:date:message-id :from:to:cc:subject:date:message-id:reply-to; bh=xL2fRR5i7Z8ytWJZ8fikuI0CzZNxyMwNZkn7LWwPIBc=; b=B0KQX2iLXR21tmrhrvv+duWiyJ9MxBKmUZIvchJiEmgUUN/wt2k1e5n7WqOH0kKybf ntbpQG8XLUXTP2YXW4GsTdVYYp0TX67cUHmnR85F2Hbt6+53+3BqHO4atl0GFHF3YNww jVKfkO1pRMQ417H7EKxBTEoatyFN5q+kmYYfpYvKbYRT4uEh0n0Rd2F78/Iop1pPg0s+ gbxCCR8tn09J+p5FcMDq2M4cBA8ozj8mD2BmxdD5KJMGk0WlZqAp4UccxxJpEfcho0nt fWIXQxjh4Z39EAMG6JUP5OVXCBjOTplPAQG8O2v/qhvCuoz1E2TQHKhNzZzsOD5ZlUor pR2w== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1695624168; x=1696228968; h=content-transfer-encoding:in-reply-to:autocrypt:from:references:cc :to:content-language:subject:user-agent:mime-version:date:message-id :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=xL2fRR5i7Z8ytWJZ8fikuI0CzZNxyMwNZkn7LWwPIBc=; b=TBFZwo3YEgECSgHQMmu7aXGo/oZAf8TGVLDkYJ8WjG6vH/LfhTgtqOGJZ+UB4Bw4iQ JMSgyppOMNFo2znVvcAZ701S277ApYnqrqWSI5olDtEytKI3hg69WZkbsiFZExcW7en0 ZL2XyRo9BsR02ev2h6axme2d6H6CG7hpgfktHkqrU2gBIBvHQ+33FIgCtg1piGHbRyct Eme9JHS2gZtuZLs1J+5OsODB1fMRIh3MYdagYFhHPawgtQS7oCJ0viqXT8nydC92D6Ir tOZJhrCZvFFvMhESWNTZiX1KHiSiscsdLW/1+I9xa3CgyIL3MrUJl5M06lm7GgKtVq1W TDOg== X-Gm-Message-State: AOJu0Yz9+3v+b2t0aaiJEGJPzwCgwEeaCMTt9xY2WCkSmEhKWAz7Jgjt 0UT1k1WcmVr4HT6uOfkJ4uqPFg== X-Google-Smtp-Source: AGHT+IEukJx2vgrSb3uUJj0dsvdzKXDJQ9VzA6AXnsQw2puF6X0hzj2sui/dwJxOawyQrv4B2sAg/A== X-Received: by 2002:a7b:cbd1:0:b0:401:b2c7:349b with SMTP id n17-20020a7bcbd1000000b00401b2c7349bmr4399555wmi.7.1695624167950; Sun, 24 Sep 2023 23:42:47 -0700 (PDT) Received: from [192.168.1.20] ([178.197.219.100]) by smtp.gmail.com with ESMTPSA id w10-20020adfd4ca000000b0031762e89f94sm10899573wrk.117.2023.09.24.23.42.46 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Sun, 24 Sep 2023 23:42:47 -0700 (PDT) Message-ID: Date: Mon, 25 Sep 2023 08:42:46 +0200 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH 03/15] soc: mailbox: Add SPR definition for GCE Content-Language: en-US To: =?UTF-8?B?SmFzb24tSkggTGluICjmnpfnnb/npaUp?= , "jassisinghbrar@gmail.com" , "matthias.bgg@gmail.com" , "chunkuang.hu@kernel.org" , "robh+dt@kernel.org" , "krzysztof.kozlowski+dt@linaro.org" , "angelogioacchino.delregno@collabora.com" Cc: "linux-kernel@vger.kernel.org" , =?UTF-8?B?U2luZ28gQ2hhbmcgKOW8teiIiOWciyk=?= , =?UTF-8?B?Sm9obnNvbiBXYW5nICjnjovogZbpkasp?= , =?UTF-8?B?SmFzb24tY2ggQ2hlbiAo6Zmz5bu66LGqKQ==?= , "devicetree@vger.kernel.org" , =?UTF-8?B?U2hhd24gU3VuZyAo5a6L5a2d6KyZKQ==?= , "linux-mediatek@lists.infradead.org" , =?UTF-8?B?TmFuY3kgTGluICjmnpfmrKPonqIp?= , "conor+dt@kernel.org" , "dri-devel@lists.freedesktop.org" , =?UTF-8?B?RWx2aXMgV2FuZyAo546L5YabKQ==?= , "linux-arm-kernel@lists.infradead.org" , Project_Global_Chrome_Upstream_Group References: <20230918192204.32263-1-jason-jh.lin@mediatek.com> <20230918192204.32263-4-jason-jh.lin@mediatek.com> <797fc698-54d2-4848-3a4d-43ca631eb96d@linaro.org> From: Krzysztof Kozlowski Autocrypt: addr=krzysztof.kozlowski@linaro.org; keydata= xsFNBFVDQq4BEAC6KeLOfFsAvFMBsrCrJ2bCalhPv5+KQF2PS2+iwZI8BpRZoV+Bd5kWvN79 cFgcqTTuNHjAvxtUG8pQgGTHAObYs6xeYJtjUH0ZX6ndJ33FJYf5V3yXqqjcZ30FgHzJCFUu JMp7PSyMPzpUXfU12yfcRYVEMQrmplNZssmYhiTeVicuOOypWugZKVLGNm0IweVCaZ/DJDIH gNbpvVwjcKYrx85m9cBVEBUGaQP6AT7qlVCkrf50v8bofSIyVa2xmubbAwwFA1oxoOusjPIE J3iadrwpFvsZjF5uHAKS+7wHLoW9hVzOnLbX6ajk5Hf8Pb1m+VH/E8bPBNNYKkfTtypTDUCj NYcd27tjnXfG+SDs/EXNUAIRefCyvaRG7oRYF3Ec+2RgQDRnmmjCjoQNbFrJvJkFHlPeHaeS BosGY+XWKydnmsfY7SSnjAzLUGAFhLd/XDVpb1Een2XucPpKvt9ORF+48gy12FA5GduRLhQU vK4tU7ojoem/G23PcowM1CwPurC8sAVsQb9KmwTGh7rVz3ks3w/zfGBy3+WmLg++C2Wct6nM Pd8/6CBVjEWqD06/RjI2AnjIq5fSEH/BIfXXfC68nMp9BZoy3So4ZsbOlBmtAPvMYX6U8VwD TNeBxJu5Ex0Izf1NV9CzC3nNaFUYOY8KfN01X5SExAoVTr09ewARAQABzTRLcnp5c3p0b2Yg S296bG93c2tpIDxrcnp5c3p0b2Yua296bG93c2tpQGxpbmFyby5vcmc+wsGUBBMBCgA+FiEE m9B+DgxR+NWWd7dUG5NDfTtBYpsFAmI+BxMCGwMFCRRfreEFCwkIBwIGFQoJCAsCBBYCAwEC HgECF4AACgkQG5NDfTtBYptgbhAAjAGunRoOTduBeC7V6GGOQMYIT5n3OuDSzG1oZyM4kyvO XeodvvYv49/ng473E8ZFhXfrre+c1olbr1A8pnz9vKVQs9JGVa6wwr/6ddH7/yvcaCQnHRPK mnXyP2BViBlyDWQ71UC3N12YCoHE2cVmfrn4JeyK/gHCvcW3hUW4i5rMd5M5WZAeiJj3rvYh v8WMKDJOtZFXxwaYGbvFJNDdvdTHc2x2fGaWwmXMJn2xs1ZyFAeHQvrp49mS6PBQZzcx0XL5 cU9ZjhzOZDn6Apv45/C/lUJvPc3lo/pr5cmlOvPq1AsP6/xRXsEFX/SdvdxJ8w9KtGaxdJuf rpzLQ8Ht+H0lY2On1duYhmro8WglOypHy+TusYrDEry2qDNlc/bApQKtd9uqyDZ+rx8bGxyY qBP6bvsQx5YACI4p8R0J43tSqWwJTP/R5oPRQW2O1Ye1DEcdeyzZfifrQz58aoZrVQq+innR aDwu8qDB5UgmMQ7cjDSeAQABdghq7pqrA4P8lkA7qTG+aw8Z21OoAyZdUNm8NWJoQy8m4nUP gmeeQPRc0vjp5JkYPgTqwf08cluqO6vQuYL2YmwVBIbO7cE7LNGkPDA3RYMu+zPY9UUi/ln5 dcKuEStFZ5eqVyqVoZ9eu3RTCGIXAHe1NcfcMT9HT0DPp3+ieTxFx6RjY3kYTGLOwU0EVUNc NAEQAM2StBhJERQvgPcbCzjokShn0cRA4q2SvCOvOXD+0KapXMRFE+/PZeDyfv4dEKuCqeh0 hihSHlaxTzg3TcqUu54w2xYskG8Fq5tg3gm4kh1Gvh1LijIXX99ABA8eHxOGmLPRIBkXHqJY oHtCvPc6sYKNM9xbp6I4yF56xVLmHGJ61KaWKf5KKWYgA9kfHufbja7qR0c6H79LIsiYqf92 H1HNq1WlQpu/fh4/XAAaV1axHFt/dY/2kU05tLMj8GjeQDz1fHas7augL4argt4e+jum3Nwt yupodQBxncKAUbzwKcDrPqUFmfRbJ7ARw8491xQHZDsP82JRj4cOJX32sBg8nO2N5OsFJOcd 5IE9v6qfllkZDAh1Rb1h6DFYq9dcdPAHl4zOj9EHq99/CpyccOh7SrtWDNFFknCmLpowhct9 5ZnlavBrDbOV0W47gO33WkXMFI4il4y1+Bv89979rVYn8aBohEgET41SpyQz7fMkcaZU+ok/ +HYjC/qfDxT7tjKXqBQEscVODaFicsUkjheOD4BfWEcVUqa+XdUEciwG/SgNyxBZepj41oVq FPSVE+Ni2tNrW/e16b8mgXNngHSnbsr6pAIXZH3qFW+4TKPMGZ2rZ6zITrMip+12jgw4mGjy 5y06JZvA02rZT2k9aa7i9dUUFggaanI09jNGbRA/ABEBAAHCwXwEGAEKACYCGwwWIQSb0H4O DFH41ZZ3t1Qbk0N9O0FimwUCYDzvagUJFF+UtgAKCRAbk0N9O0Fim9JzD/0auoGtUu4mgnna oEEpQEOjgT7l9TVuO3Qa/SeH+E0m55y5Fjpp6ZToc481za3xAcxK/BtIX5Wn1mQ6+szfrJQ6 59y2io437BeuWIRjQniSxHz1kgtFECiV30yHRgOoQlzUea7FgsnuWdstgfWi6LxstswEzxLZ Sj1EqpXYZE4uLjh6dW292sO+j4LEqPYr53hyV4I2LPmptPE9Rb9yCTAbSUlzgjiyyjuXhcwM qf3lzsm02y7Ooq+ERVKiJzlvLd9tSe4jRx6Z6LMXhB21fa5DGs/tHAcUF35hSJrvMJzPT/+u /oVmYDFZkbLlqs2XpWaVCo2jv8+iHxZZ9FL7F6AHFzqEFdqGnJQqmEApiRqH6b4jRBOgJ+cY qc+rJggwMQcJL9F+oDm3wX47nr6jIsEB5ZftdybIzpMZ5V9v45lUwmdnMrSzZVgC4jRGXzsU EViBQt2CopXtHtYfPAO5nAkIvKSNp3jmGxZw4aTc5xoAZBLo0OV+Ezo71pg3AYvq0a3/oGRG KQ06ztUMRrj8eVtpImjsWCd0bDWRaaR4vqhCHvAG9iWXZu4qh3ipie2Y0oSJygcZT7H3UZxq fyYKiqEmRuqsvv6dcbblD8ZLkz1EVZL6djImH5zc5x8qpVxlA0A0i23v5QvN00m6G9NFF0Le D2GYIS41Kv4Isx2dEFh+/Q== In-Reply-To: Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 25/09/2023 07:08, Jason-JH Lin (林睿祥) wrote: > Hi Krzysztof, > > Thanks for the reviews. > > On Sat, 2023-09-23 at 20:02 +0200, Krzysztof Kozlowski wrote: >> >> External email : Please do not click links or open attachments until >> you have verified the sender or the content. >> On 18/09/2023 21:21, Jason-JH.Lin wrote: >>> GCE has specific purpose registers, abbreviated as SPR. >>> Client can us SPR to store data or programs. >>> >>> In CMDQ driver, it allows client to STORE or LOAD data into SPR. >>> The value stored in SPR will be cleared after reset GCE HW thread. >>> >>> There are 4 SPR (register index 0 - 3) in every GCE HW thread. >>> SPR is thread-independent and HW secure protected. >>> >>> Signed-off-by: Jason-JH.Lin >>> --- >>> include/linux/soc/mediatek/mtk-cmdq.h | 5 +++++ >> >> There is no user of this... Why do you add unused defines? > > It'll be used in cmdq_sec_insert_backup_cookie() at [PATCH 10/15]. > Should I merge this patch into [PATCH 10/15]? Yes, because what is the purpose of adding unused defines? I asked before and did not get answer... Best regards, Krzysztof