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([2620:15c:211:201:9cdb:df66:226e:e52a]) by smtp.gmail.com with ESMTPSA id a17-20020a62e211000000b006247123adf1sm172621pfi.143.2023.03.13.14.36.28 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 13 Mar 2023 14:36:30 -0700 (PDT) Message-ID: <5d317f56-b1ba-e35a-a558-e462a70a4717@acm.org> Date: Mon, 13 Mar 2023 14:36:27 -0700 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.7.1 Subject: Re: [PATCH v4 5/5] scsi: ufs: ufs-mediatek: Add MCQ support for MTK platform Content-Language: en-US To: Po-Wen Kao , linux-scsi@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, Stanley Chu , "James E.J. Bottomley" , "Martin K. Petersen" , Matthias Brugger Cc: wsd_upstream@mediatek.com, peter.wang@mediatek.com, alice.chao@mediatek.com, naomi.chu@mediatek.com, chun-hung.wu@mediatek.com, cc.chou@mediatek.com, eddie.huang@mediatek.com, mason.zhang@mediatek.com, chaotian.jing@mediatek.com, jiajie.hao@mediatek.com References: <20230307065448.15279-1-powen.kao@mediatek.com> <20230307065448.15279-6-powen.kao@mediatek.com> From: Bart Van Assche In-Reply-To: <20230307065448.15279-6-powen.kao@mediatek.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230313_143635_200049_CDC56F60 X-CRM114-Status: GOOD ( 14.80 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Transfer-Encoding: base64 Content-Type: text/plain; charset="utf-8"; Format="flowed" Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org T24gMy82LzIzIDIyOjU0LCBQby1XZW4gS2FvIHdyb3RlOgo+ICtzdGF0aWMgdW5zaWduZWQgaW50 IG10a19tY3FfaXJxW1VGU0hDRF9NQVhfUV9OUl07CgpTaG91bGRuJ3QgdGhlcmUgYmUgb25lIGlu c3RhbmNlIG9mIHRoaXMgYXJyYXkgcGVyIGNvbnRyb2xsZXIgc3VjaCB0aGF0IAp0aGlzIGRyaXZl ciBjYW4gc3VwcG9ydCBtdWx0aXBsZSBob3N0IGNvbnRyb2xsZXJzIGluc3RlYWQgb2Ygb25seSBv bmU/Cgo+IC0JZXJyID0gdWZzaGNkX21ha2VfaGJhX29wZXJhdGlvbmFsKGhiYSk7Cj4gKwlpZiAo IWhiYS0+bWNxX2VuYWJsZWQpIHsKPiArCQllcnIgPSB1ZnNoY2RfbWFrZV9oYmFfb3BlcmF0aW9u YWwoaGJhKTsKPiArCX0gZWxzZSB7Cj4gKwkJdWZzX210a19jb25maWdfbWNxKGhiYSwgZmFsc2Up Owo+ICsJCXVmc2hjZF9tY3FfbWFrZV9xdWV1ZXNfb3BlcmF0aW9uYWwoaGJhKTsKPiArCQl1ZnNo Y2RfbWNxX2NvbmZpZ19tYWMoaGJhLCBoYmEtPm51dHJzKTsKPiArCQl1ZnNoY2Rfd3JpdGVsKGhi YSwgdWZzaGNkX3JlYWRsKGhiYSwgUkVHX1VGU19NRU1fQ0ZHKSB8IDB4MSwKPiArCQkJICAgICAg UkVHX1VGU19NRU1fQ0ZHKTsKPiArCX0KCnVmc2hjZF9jb25maWdfbWNxKCkgaW4gdGhlIFVGU0hD RCBjb3JlIGFscmVhZHkgY2FsbHMgCnVmc2hjZF9tY3FfY29uZmlnX21hYygpLiBXaHkgaXMgdGhl cmUgYW5vdGhlciBjYWxsIHRvIAp1ZnNoY2RfbWNxX2NvbmZpZ19tYWMoKSBpbiB0aGUgTWVkaWFU ZWsgZHJpdmVyPwoKPiArCS8qCj4gKwkgKiBEaXNhYmxlIE1DUV9DUV9FVkVOVCBpbnRlcnJ1cHQu Cj4gKwkgKiBVc2UgQ1EgVGFpbCBFbnRyeSBQdXNoIFN0YXR1cyBpbnN0ZWFkLgo+ICsJICovCj4g Kwl1ZnNoY2RfZGlzYWJsZV9pbnRyKGhiYSwgTUNRX0NRX0VWRU5UX1NUQVRVUyk7CgpVRlMgaG9z dCBjb250cm9sbGVyIGRyaXZlcnMgc2hvdWxkIG5vdCBjYWxsIHVmc2hjZF9kaXNhYmxlX2ludHIo KS4KCiBGcm9tIHRoZSBVRlNIQ0kgNC4wIHNwZWNpZmljYXRpb246ICJNQ1EgQ1EgRXZlbnQgU3Rh dHVzIChDUUVTKTogVGhpcyAKYml0IGlzIHRyYW5zcGFyZW50IGFuZCBiZWNvbWVzIOKAmDHigJkg d2hlbiBhbGwgb2YgdGhlIGZvbGxvd2luZyBjb25kaXRpb25zIAphcmUgbWV0OgrigKIgQ29udHJv bGxlciBpcyBvcGVyYXRpbmcgaW4gTUNRIG1vZGUgKENvbmZpZy5RVD0xKQrigKIgRVNJIGlzIG5v dCBlbmFibGVkIChDb25maWcuRVNJRT0wKQrigKIgQ1FFUyBzZXQgb25seSBmb3IgRXZlbnRzIGlu IFF1ZXVlcyB0aGF0IGRvIG5vdCBoYXZlIGludGVycnVwdCAKYWdncmVnYXRpb24gZW5hYmxlZCBv ciB0aGUgRXZlbnRzIHRoYXQgZG8gbm90IGJlbG9uZyB0byBNQ1FJQUNSeS5JQUNUSCAKY291bnRl ciBvcGVyYXRpb24gY3JpdGVyaWEuCuKAoiBBdCBsZWFzdCBvbmUgYml0IGluIENRSVN5IGlzIHNl dCBhbmQgYXNzb2NpYXRlZCBiaXQgaW4gQ1FJRXkgaXMgc2V0LiAKeT0wLi4zMSIKCklzIHRoZXJl IHBlcmhhcHMgYSBidWcgaW4gdGhlIE1lZGlhVGVrIGNvbnRyb2xsZXIgdGhhdCBjYXVzZXMgdGhl IE1DUSBDUSAKRXZlbnQgU3RhdHVzIHRvIGJlIHNldCBpbiBFU0kgbW9kZT8gSWYgbm90LCBjYW4g dGhlIGFib3ZlIAp1ZnNoY2RfZGlzYWJsZV9pbnRyKCkgY2FsbCBiZSBsZWZ0IG91dD8KClRoYW5r cywKCkJhcnQuCgoKX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X18KbGludXgtYXJtLWtlcm5lbCBtYWlsaW5nIGxpc3QKbGludXgtYXJtLWtlcm5lbEBsaXN0cy5p bmZyYWRlYWQub3JnCmh0dHA6Ly9saXN0cy5pbmZyYWRlYWQub3JnL21haWxtYW4vbGlzdGluZm8v bGludXgtYXJtLWtlcm5lbAo=