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18mr62245wmo.51.1573417120401; Sun, 10 Nov 2019 12:18:40 -0800 (PST) Received: from ziggy.stardust ([95.169.226.39]) by smtp.gmail.com with ESMTPSA id t1sm18182533wrn.81.2019.11.10.12.18.39 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Sun, 10 Nov 2019 12:18:39 -0800 (PST) Subject: Re: [PATCH v1 1/1] soc: mediatek: add SMC fid table for SIP interface To: Eason Yen Cc: linux-kernel@vger.kernel.org, linux-mediatek@lists.infradead.org, devicetree@vger.kernel.org, wsd_upstream@mediatek.com References: <1572247749-4276-1-git-send-email-eason.yen@mediatek.com> <1572247749-4276-2-git-send-email-eason.yen@mediatek.com> From: Matthias Brugger Autocrypt: addr=matthias.bgg@gmail.com; prefer-encrypt=mutual; keydata= mQINBFP1zgUBEAC21D6hk7//0kOmsUrE3eZ55kjc9DmFPKIz6l4NggqwQjBNRHIMh04BbCMY fL3eT7ZsYV5nur7zctmJ+vbszoOASXUpfq8M+S5hU2w7sBaVk5rpH9yW8CUWz2+ZpQXPJcFa OhLZuSKB1F5JcvLbETRjNzNU7B3TdS2+zkgQQdEyt7Ij2HXGLJ2w+yG2GuR9/iyCJRf10Okq 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+/11ArV0cv+fOTfJj0/KwFXJaaYh3LUQNILLBNxkSrhCLl8dUg53IbHx4NfIAgqxLWGfXM8D Y1aFdU79pac005PuhxCWkKTJz3gCmznnoat4GCnL5gy/m0Qk45l4PFqwWXVLo9AQg2Kp3mlI FZ6fsEKIAN5hxlbNvNb9V2Zo5bFZjPWPFTxOteM0omUAS+QopwU0yPLLGJVf2iCmItHcUXI+ r2JwH1CJjrHWeQEI2ucSKsNa8FllDmG/fQ== Message-ID: <44bddcd1-457d-bde6-791f-def248f787b3@gmail.com> Date: Sun, 10 Nov 2019 21:18:38 +0100 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.1.1 MIME-Version: 1.0 In-Reply-To: <1572247749-4276-2-git-send-email-eason.yen@mediatek.com> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Sender: devicetree-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org On 28/10/2019 08:29, Eason Yen wrote: > 1. Add a header file to provide SIP interface to ATF > 2. Add AUDIO SMC fid > > Change-Id: I218e9f571cea079268a5414725a81e9b35702e33 Please delete Change-Id entry. Apart from that, I don't really get the reason for this patch. Which driver is supposed to use this header file? Please provide more background information. Regards, Matthias > Signed-off-by: Eason Yen > --- > include/linux/soc/mediatek/mtk_sip_svc.h | 28 ++++++++++++++++++++++++++++ > 1 file changed, 28 insertions(+) > create mode 100644 include/linux/soc/mediatek/mtk_sip_svc.h > > diff --git a/include/linux/soc/mediatek/mtk_sip_svc.h b/include/linux/soc/mediatek/mtk_sip_svc.h > new file mode 100644 > index 0000000..00ee0f4 > --- /dev/null > +++ b/include/linux/soc/mediatek/mtk_sip_svc.h > @@ -0,0 +1,28 @@ > +/* SPDX-License-Identifier: GPL-2.0 */ > +/* > + * Copyright (c) 2019 MediaTek Inc. > + */ > + > +#ifndef __MTK_SIP_SVC_H__ > +#define __MTK_SIP_SVC_H__ > + > +#include > + > +/* Error Code */ > +#define SIP_SVC_E_SUCCESS 0 > +#define SIP_SVC_E_NOT_SUPPORTED -1 > +#define SIP_SVC_E_INVALID_PARAMS -2 > +#define SIP_SVC_E_INVALID_Range -3 > +#define SIP_SVC_E_PERMISSION_DENY -4 > + > +#ifdef CONFIG_ARM64 > +#define MTK_SIP_SMC_AARCH_BIT 0x40000000 > +#else > +#define MTK_SIP_SMC_AARCH_BIT 0x00000000 > +#endif > + > +/* AUDIO related SMC call */ > +#define MTK_SIP_AUDIO_CONTROL \ > + (0x82000517 | MTK_SIP_SMC_AARCH_BIT) > +#endif > +/* __MTK_SIP_SVC_H__ */ >