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Tue, 9 Nov 2021 14:10:26 +0800 Message-ID: Subject: Re: [PATCH v3] PCI: mediatek-gen3: Disable DVFSRC voltage request From: Jianjun Wang To: Lorenzo Pieralisi , Rob Herring , Krzysztof =?UTF-8?Q?Wilczy=C5=84ski?= , Bjorn Helgaas , Ryder Lee , Matthias Brugger CC: , , , , , , Tzung-Bi Shih Date: Tue, 9 Nov 2021 14:10:25 +0800 In-Reply-To: <20211015063602.29058-1-jianjun.wang@mediatek.com> References: <20211015063602.29058-1-jianjun.wang@mediatek.com> Content-Type: text/plain; charset="UTF-8" X-Mailer: Evolution 3.28.5-0ubuntu0.18.04.2 MIME-Version: 1.0 X-MTK: N Content-Transfer-Encoding: base64 Precedence: bulk List-ID: X-Mailing-List: linux-pci@vger.kernel.org SGkgTWFpbnRhaW5lcnMsDQoNCkp1c3QgZ2VudGxlIHBpbmcgZm9yIHRoaXMgcGF0Y2gsIGlmIHRo ZXJlIGlzIGFueXRoaW5nIEkgbmVlZCB0byBtb2RpZnksDQpwbGVhc2Uga2luZGx5IGxldCBtZSBr bm93Lg0KDQpUaGFua3MuDQoNCk9uIEZyaSwgMjAyMS0xMC0xNSBhdCAxNDozNiArMDgwMCwgSmlh bmp1biBXYW5nIHdyb3RlOg0KPiBXaGVuIHRoZSBEVkZTUkMgKGR5bmFtaWMgdm9sdGFnZSBhbmQg ZnJlcXVlbmN5IHNjYWxpbmcgcmVzb3VyY2UNCj4gY29sbGVjdG9yKQ0KPiBmZWF0dXJlIGlzIG5v dCBpbXBsZW1lbnRlZCwgdGhlIFBDSWUgaGFyZHdhcmUgd2lsbCBhc3NlcnQgYSB2b2x0YWdlDQo+ IHJlcXVlc3QNCj4gc2lnbmFsIHdoZW4gZXhpdCBmcm9tIHRoZSBMMSBQTSBTdWJzdGF0ZXMgdG8g cmVxdWVzdCBhIHNwZWNpZmljIFZjb3JlDQo+IHZvbHRhZ2UsIGJ1dCBjYW5ub3QgcmVjZWl2ZSB0 aGUgdm9sdGFnZSByZWFkeSBzaWduYWwsIHdoaWNoIHdpbGwNCj4gY2F1c2UNCj4gdGhlIGxpbmsg dG8gZmFpbCB0byBleGl0IHRoZSBMMSBQTSBTdWJzdGF0ZXMuDQo+IA0KPiBEaXNhYmxlIERWRlNS QyB2b2x0YWdlIHJlcXVlc3QgYnkgZGVmYXVsdCwgd2UgbmVlZCB0byBmaW5kIGEgY29tbW9uDQo+ IHdheSB0bw0KPiBlbmFibGUgaXQgaW4gdGhlIGZ1dHVyZS4NCj4gDQo+IEZpeGVzOiBkM2JmNzVi NTc5YjkgKCJQQ0k6IG1lZGlhdGVrLWdlbjM6IEFkZCBNZWRpYVRlayBHZW4zIGRyaXZlcg0KPiBm b3IgTVQ4MTkyIikNCj4gU2lnbmVkLW9mZi1ieTogSmlhbmp1biBXYW5nIDxqaWFuanVuLndhbmdA bWVkaWF0ZWsuY29tPg0KPiBSZXZpZXdlZC1ieTogVHp1bmctQmkgU2hpaCA8dHp1bmdiaUBnb29n bGUuY29tPg0KPiBUZXN0ZWQtYnk6IFFpemhvbmcgQ2hlbmcgPHFpemhvbmcuY2hlbmdAbWVkaWF0 ZWsuY29tPg0KPiAtLS0NCj4gIGRyaXZlcnMvcGNpL2NvbnRyb2xsZXIvcGNpZS1tZWRpYXRlay1n ZW4zLmMgfCA4ICsrKysrKysrDQo+ICAxIGZpbGUgY2hhbmdlZCwgOCBpbnNlcnRpb25zKCspDQo+ IA0KPiBkaWZmIC0tZ2l0IGEvZHJpdmVycy9wY2kvY29udHJvbGxlci9wY2llLW1lZGlhdGVrLWdl bjMuYw0KPiBiL2RyaXZlcnMvcGNpL2NvbnRyb2xsZXIvcGNpZS1tZWRpYXRlay1nZW4zLmMNCj4g aW5kZXggZjNhZWI4ZDRlYWNhLi43OWZiMTJmY2E2YTkgMTAwNjQ0DQo+IC0tLSBhL2RyaXZlcnMv cGNpL2NvbnRyb2xsZXIvcGNpZS1tZWRpYXRlay1nZW4zLmMNCj4gKysrIGIvZHJpdmVycy9wY2kv Y29udHJvbGxlci9wY2llLW1lZGlhdGVrLWdlbjMuYw0KPiBAQCAtNzksNiArNzksOSBAQA0KPiAg I2RlZmluZSBQQ0lFX0lDTURfUE1fUkVHCQkweDE5OA0KPiAgI2RlZmluZSBQQ0lFX1RVUk5fT0ZG X0xJTksJCUJJVCg0KQ0KPiAgDQo+ICsjZGVmaW5lIFBDSUVfTUlTQ19DVFJMX1JFRwkJMHgzNDgN Cj4gKyNkZWZpbmUgUENJRV9ESVNBQkxFX0RWRlNSQ19WTFRfUkVRCUJJVCgxKQ0KPiArDQo+ICAj ZGVmaW5lIFBDSUVfVFJBTlNfVEFCTEVfQkFTRV9SRUcJMHg4MDANCj4gICNkZWZpbmUgUENJRV9B VFJfU1JDX0FERFJfTVNCX09GRlNFVAkweDQNCj4gICNkZWZpbmUgUENJRV9BVFJfVFJTTF9BRERS X0xTQl9PRkZTRVQJMHg4DQo+IEBAIC0yOTcsNiArMzAwLDExIEBAIHN0YXRpYyBpbnQgbXRrX3Bj aWVfc3RhcnR1cF9wb3J0KHN0cnVjdA0KPiBtdGtfcGNpZV9wb3J0ICpwb3J0KQ0KPiAgCXZhbCAm PSB+UENJRV9JTlRYX0VOQUJMRTsNCj4gIAl3cml0ZWxfcmVsYXhlZCh2YWwsIHBvcnQtPmJhc2Ug KyBQQ0lFX0lOVF9FTkFCTEVfUkVHKTsNCj4gIA0KPiArCS8qIERpc2FibGUgRFZGU1JDIHZvbHRh Z2UgcmVxdWVzdCAqLw0KPiArCXZhbCA9IHJlYWRsX3JlbGF4ZWQocG9ydC0+YmFzZSArIFBDSUVf TUlTQ19DVFJMX1JFRyk7DQo+ICsJdmFsIHw9IFBDSUVfRElTQUJMRV9EVkZTUkNfVkxUX1JFUTsN Cj4gKwl3cml0ZWxfcmVsYXhlZCh2YWwsIHBvcnQtPmJhc2UgKyBQQ0lFX01JU0NfQ1RSTF9SRUcp Ow0KPiArDQo+ICAJLyogQXNzZXJ0IGFsbCByZXNldCBzaWduYWxzICovDQo+ICAJdmFsID0gcmVh ZGxfcmVsYXhlZChwb3J0LT5iYXNlICsgUENJRV9SU1RfQ1RSTF9SRUcpOw0KPiAgCXZhbCB8PSBQ Q0lFX01BQ19SU1RCIHwgUENJRV9QSFlfUlNUQiB8IFBDSUVfQlJHX1JTVEIgfA0KPiBQQ0lFX1BF X1JTVEI7DQo=