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Thu, 18 Nov 2021 21:10:54 +0800 Received: from [10.67.102.185] (10.67.102.185) by kwepemm600003.china.huawei.com (7.193.23.202) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2308.15; Thu, 18 Nov 2021 21:10:54 +0800 Subject: Re: [PATCH v11 2/2] drivers/perf: hisi: Add driver for HiSilicon PCIe PMU To: =?UTF-8?Q?Krzysztof_Wilczy=c5=84ski?= CC: Will Deacon , Mark Rutland , "Bjorn Helgaas" , PCI , linux-arm-kernel , "Linux Kernel Mailing List" , , References: <20211029093632.4350-1-liuqi115@huawei.com> <20211029093632.4350-3-liuqi115@huawei.com> From: "liuqi (BA)" Message-ID: Date: Thu, 18 Nov 2021 21:10:53 +0800 User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:68.0) Gecko/20100101 Thunderbird/68.6.0 MIME-Version: 1.0 In-Reply-To: Content-Language: en-GB X-Originating-IP: [10.67.102.185] X-ClientProxiedBy: dggems706-chm.china.huawei.com (10.3.19.183) To kwepemm600003.china.huawei.com (7.193.23.202) X-CFilter-Loop: Reflected X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20211118_051058_836233_BC2F72BB X-CRM114-Status: GOOD ( 20.71 ) 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 CgpPbiAyMDIxLzExLzE4IDY6NDEsIEtyenlzenRvZiBXaWxjennFhHNraSB3cm90ZToKPiBIaSBR aSwKPiAKPiBUaGFuayB5b3UgZm9yIHdvcmtpbmcgb24gdGhpcyEgIExvb2tzIHJlYWxseSBnb29k IQo+IAo+IEJlbG93IGEgZmV3IHRpbnkgbml0cGlja3MgdGhhdCB5b3UgYXJlIG1vcmUgdGhhbiB3 ZWxjb21lIHRvIGlnbm9yZSwgb2YKPiBjb3Vyc2UsIGFzIHRoZXNlIHdvdWxkIGhhdmUgbGl0dGxl IHdlaWdodCBvbiB0aGUgZmluYWwgcHJvZHVjdCwgc28gdG8KPiBzcGVhay4KPiAKPj4gK3N0cnVj dCBoaXNpX3BjaWVfcG11IHsKPj4gKyAgICAgc3RydWN0IHBlcmZfZXZlbnQgKmh3X2V2ZW50c1tI SVNJX1BDSUVfTUFYX0NPVU5URVJTXTsKPj4gKyAgICAgc3RydWN0IGhsaXN0X25vZGUgbm9kZTsK Pj4gKyAgICAgc3RydWN0IHBjaV9kZXYgKnBkZXY7Cj4+ICsgICAgIHN0cnVjdCBwbXUgcG11Owo+ PiArICAgICB2b2lkIF9faW9tZW0gKmJhc2U7Cj4+ICsgICAgIGludCBpcnE7Cj4+ICsgICAgIHUz MiBpZGVudGlmaWVyOwo+PiArICAgICAvKiBNaW5pbXVtIGFuZCBtYXhpbXVtIGJkZiBvZiByb290 IHBvcnRzIG1vbml0b3JlZCBieSBQTVUgKi8KPj4gKyAgICAgdTE2IGJkZl9taW47Cj4+ICsgICAg IHUxNiBiZGZfbWF4Owo+PiArICAgICBpbnQgb25fY3B1Owo+PiArfTsKPiAKPiBXb3VsZCB0aGUg YWJvdmUgImJkZiIgYmUgdGhlIFBDSSBhZGRyZXNzaW5nIHNjaGVtYT8gIElmIHNvLCB0aGVuIHdl IGNvdWxkCj4gY2FwaXRhbGlzZSB0aGUgYWNyb255bSB0byBrZWVwIGl0IGNvbnNpc3RlbnQgd2l0 aCBob3cgaXQncyBvZnRlbiByZWZlcnJlZAo+IHRvIGluIHRoZSBQQ0kgd29ybGQuCj4gCkhpIEty enlzenRvZiwKCmdvdCBpdCwgd2lsbCBjaGFuZ2UgaXQgdG8gQmRmIHRvIGtlZXAgdGhlIGNvbnNp c3RlbnQsIHRoYW5rcy4KCj4gWy4uLl0KPj4gK3N0YXRpYyBpbnQgX19pbml0IGhpc2lfcGNpZV9t b2R1bGVfaW5pdCh2b2lkKQo+PiArewo+PiArICAgICBpbnQgcmV0Owo+PiArCj4+ICsgICAgIHJl dCA9IGNwdWhwX3NldHVwX3N0YXRlX211bHRpKENQVUhQX0FQX1BFUkZfQVJNX0hJU0lfUENJRV9Q TVVfT05MSU5FLAo+PiArICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAiQVBfUEVS Rl9BUk1fSElTSV9QQ0lFX1BNVV9PTkxJTkUiLAo+PiArICAgICAgICAgICAgICAgICAgICAgICAg ICAgICAgICAgICBoaXNpX3BjaWVfcG11X29ubGluZV9jcHUsCj4+ICsgICAgICAgICAgICAgICAg ICAgICAgICAgICAgICAgICAgIGhpc2lfcGNpZV9wbXVfb2ZmbGluZV9jcHUpOwo+PiArICAgICBp ZiAocmV0KSB7Cj4+ICsgICAgICAgICAgICAgcHJfZXJyKCJGYWlsZWQgdG8gc2V0dXAgUENJZSBQ TVUgaG90cGx1ZywgcmV0ID0gJWQuXG4iLCByZXQpOwo+PiArICAgICAgICAgICAgIHJldHVybiBy ZXQ7Cj4+ICsgICAgIH0KPiAKPiBUaGUgYWJvdmUgZXJyb3IgbWVzc2FnZSBjb3VsZCBiZSBtYWRl IHRvIGJlIGEgbGl0dGxlIG1vcmUgYWxpZ25lZCBpbiB0ZXJtcwo+IG9mIGZvcm1hdCB3aXRoIHRo ZSBvdGhlciBtZXNzYWdlcywgdGh1cyBpdCB3b3VsZCBiZSBhcyBmb2xsb3dzOgo+IAo+ICAgIHBy X2VycigiRmFpbGVkIHRvIHNldHVwIFBDSWUgUE1VIGhvdHBsdWc6ICVkLlxuIiwgcmV0KTsKPgo+ IEludGVyZXN0aW5nbHksIHRoZXJlIHdvdWxkIGJlIHRoZW4gbm8gbmVlZCB0byBhZGQgdGhlIGZp bmFsIGRvdCAocGVyaW9kKSBhdAo+IHRoZSBlbmQgaGVyZSwgYW5kIHRoYXQgd291bGQgYmUgdHJ1 ZSBldmVyeXdoZXJlIGVsc2UuCj4gCgp0aGFua3MgZm9yIHlvdXIgcmVtaW5kZXIgLCBJJ2xsIGZp eCB0aGF0IHByaW50b3V0IG1lc3NhZ2UgdG8ga2VlcCBhbGlnbi4KClRoYW5rcywKUWkKCgo+IEFn YWluLCB0aGFuayB5b3Ugc28gbXVjaCBmb3Igd29ya2luZyBvbiB0aGlzLCBpdCdzIHZlcnkgbXVj aCBhcHByZWNpYXRlZCEKPiAKPiBBY2tlZC1ieTogS3J6eXN6dG9mIFdpbGN6ecWEc2tpIDxrd0Bs aW51eC5jb20+Cj4gCj4gICAgICAgICAgS3J6eXN6dG9mCj4gLgo+IAoKX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KbGludXgtYXJtLWtlcm5lbCBtYWlsaW5n IGxpc3QKbGludXgtYXJtLWtlcm5lbEBsaXN0cy5pbmZyYWRlYWQub3JnCmh0dHA6Ly9saXN0cy5p bmZyYWRlYWQub3JnL21haWxtYW4vbGlzdGluZm8vbGludXgtYXJtLWtlcm5lbAo=