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 X-Spam-Level: X-Spam-Status: No, score=-3.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 3C857C07E9B for ; Tue, 20 Jul 2021 13:07:36 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 22C0661164 for ; Tue, 20 Jul 2021 13:07:36 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S237831AbhGTMZs (ORCPT ); Tue, 20 Jul 2021 08:25:48 -0400 Received: from eu-smtp-delivery-151.mimecast.com ([185.58.85.151]:31871 "EHLO eu-smtp-delivery-151.mimecast.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S238361AbhGTMYU (ORCPT ); Tue, 20 Jul 2021 08:24:20 -0400 Received: from AcuMS.aculab.com (156.67.243.121 [156.67.243.121]) (Using TLS) by relay.mimecast.com with ESMTP id uk-mta-142-ZznYomwVPdSR4LXY_KNiYA-1; Tue, 20 Jul 2021 14:04:39 +0100 X-MC-Unique: ZznYomwVPdSR4LXY_KNiYA-1 Received: from AcuMS.Aculab.com (fd9f:af1c:a25b:0:994c:f5c2:35d6:9b65) by AcuMS.aculab.com (fd9f:af1c:a25b:0:994c:f5c2:35d6:9b65) with Microsoft SMTP Server (TLS) id 15.0.1497.23; Tue, 20 Jul 2021 14:04:39 +0100 Received: from AcuMS.Aculab.com ([fe80::994c:f5c2:35d6:9b65]) by AcuMS.aculab.com ([fe80::994c:f5c2:35d6:9b65%12]) with mapi id 15.00.1497.023; Tue, 20 Jul 2021 14:04:39 +0100 From: David Laight To: 'Eddie James' , Mark Brown CC: "devicetree@vger.kernel.org" , "openbmc@lists.ozlabs.org" , "robh+dt@kernel.org" , "linux-kernel@vger.kernel.org" , "linux-spi@vger.kernel.org" Subject: RE: [PATCH 1/2] spi: fsi: Reduce max transfer size to 8 bytes Thread-Topic: [PATCH 1/2] spi: fsi: Reduce max transfer size to 8 bytes Thread-Index: AQHXfL3Ikg6avb1lOkyp/qlhiL4746tL1OlQ Date: Tue, 20 Jul 2021 13:04:38 +0000 Message-ID: <0a637d7704df4303abe783215080578d@AcuMS.aculab.com> References: <20210716133915.14697-1-eajames@linux.ibm.com> <20210716133915.14697-2-eajames@linux.ibm.com> <20210716171936.GB4137@sirena.org.uk> <81a40f8690d297ebfb6697dbea63279bcf2f24fa.camel@linux.ibm.com> <20210719152010.GB4174@sirena.org.uk> In-Reply-To: Accept-Language: en-GB, en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-ms-exchange-transport-fromentityheader: Hosted x-originating-ip: [10.202.205.107] MIME-Version: 1.0 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=C51A453 smtp.mailfrom=david.laight@aculab.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: aculab.com Content-Language: en-US Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: base64 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org RnJvbTogRWRkaWUgSmFtZXMgPGVhamFtZXNAbGludXguaWJtLmNvbT4NCj4gU2VudDogMTkgSnVs eSAyMDIxIDE2OjQ3DQo+IFRvOiBNYXJrIEJyb3duIDxicm9vbmllQGtlcm5lbC5vcmc+DQo+IENj OiBkZXZpY2V0cmVlQHZnZXIua2VybmVsLm9yZzsgb3BlbmJtY0BsaXN0cy5vemxhYnMub3JnOyBy b2JoK2R0QGtlcm5lbC5vcmc7IGxpbnV4LQ0KPiBrZXJuZWxAdmdlci5rZXJuZWwub3JnOyBsaW51 eC1zcGlAdmdlci5rZXJuZWwub3JnDQo+IFN1YmplY3Q6IFJlOiBbUEFUQ0ggMS8yXSBzcGk6IGZz aTogUmVkdWNlIG1heCB0cmFuc2ZlciBzaXplIHRvIDggYnl0ZXMNCj4gDQo+IE9uIE1vbiwgMjAy MS0wNy0xOSBhdCAxNjoyMCArMDEwMCwgTWFyayBCcm93biB3cm90ZToNCj4gPiBPbiBGcmksIEp1 bCAxNiwgMjAyMSBhdCAwMTozNDozOFBNIC0wNTAwLCBFZGRpZSBKYW1lcyB3cm90ZToNCj4gPg0K PiA+ID4gU2VjdXJpdHkgY2hhbmdlcyBpbiB0aGUgU1BJIGNvbnRyb2xsZXIgLSBpbiB0aGUgZGV2 aWNlIG1pY3JvY29kZS4gSQ0KPiA+ID4gY2FuDQo+ID4gPiByZXdvcmQgdGhlIGNvbW1pdCBpZiB5 b3UgbGlrZS4NCj4gPg0KPiA+IEhvdyB3aWxsIHBlb3BsZSBlbmQgdXAgcnVubmluZyB0aGlzIGRl dmljZSBtaWNyb2NvZGU/ICBJcyB0aGlzIGEgYnVnDQo+ID4gZml4LCBvciBpcyB0aGlzIGdvaW5n IHRvIG5lZWRsZXNzbHkgcmVkdWNlIHBlcmZvcm1hbmNlIGZvciBwZW9wbGUNCj4gPiB3aXRoDQo+ ID4gZXhpc3RpbmcgaGFyZHdhcmU/DQo+IA0KPiBUaGUgaGFyZHdhcmUgaXMgc3RpbGwgaW4gZGV2 ZWxvcG1lbnQuIEFzIHBhcnQgb2YgdGhlIGRldmVsb3BtZW50LCB0aGUNCj4gZGV2aWNlIG1pY3Jv Y29kZSB3YXMgY2hhbmdlZCB0byByZXN0cmljdCB0cmFuc2ZlcnMuIFRoZSByZWFzb24gZm9yIHRo aXMNCj4gcmVzdHJpY3Rpb24gd2FzICJzZWN1cml0eSBjb25jZXJucyIuIFRoaXMgcmVzdHJpY3Rp b24gZGlzYWxsb3dzIHRoZQ0KPiBsb29wIChvciBicmFuY2gtaWYtbm90LWVxdWFsLWFuZC1pbmNy ZW1lbnQpIHNlcXVlbmNlciBjb21tYW5kLiBJdCBhbHNvDQo+IGRvZXMgbm90IGFsbG93IHRoZSBy ZWFkIChvciBzaGlmdCBpbiBpZiB5b3UgcHJlZmVyKSBjb21tYW5kIHRvIHNwZWNpZnkNCj4gdGhl IG51bWJlciBvZiBieXRlcyBpbiB0aGUgY29tbWFuZCBpdHNlbGYuIFJhdGhlciwgdGhlIG51bWJl ciBvZiBiaXRzDQo+IHRvIHNoaWZ0IGluIG11c3QgYmUgc3BlY2lmaWVkIGluIGEgc2VwYXJhdGUg Y29udHJvbCByZWdpc3Rlci4gVGhpcw0KPiBlZmZlY3RpdmVseSBtZWFucyB0aGF0IHRoZSBjb250 cm9sbGVyIGNhbm5vdCB0cmFuc2ZlciBtb3JlIHRoYW4gOCBieXRlcw0KPiBhdCBhIHRpbWUuDQo+ IFRoZXJlZm9yZSBJIHN1cHBvc2UgdGhpcyBpcyBlZmZlY3RpdmVseSBhIGJ1ZyBmaXguIFRoZXJl IHdpbGwgYmUgbm8NCj4gaGFyZHdhcmUgYXZhaWxhYmxlIHdpdGhvdXQgdGhlc2UgcmVzdHJpY3Rp b25zLCBzbyBpdCBpcyBub3QgYSBuZWVkbGVzcw0KPiByZWR1Y3Rpb24gaW4gcGVyZm9ybWFuY2Uu IEV2ZXJ5IHN5c3RlbSB0aGF0IGNhbiBydW4gdGhpcyBkcml2ZXIgd2lsbA0KPiBydW4gdGhlIG1v cmUgcmVzdHJpY3RpdmUgZGV2aWNlIG1pY3JvY29kZS4NCg0KU28ganVzdCBzYXkgdGhhdCByZWxl YXNlIHZlcnNpb25zIG9mIHRoZSBoYXJkd2FyZSB3b24ndCBzdXBwb3J0DQptb3JlIHRoYW4gOCBi eXRlIHRyYW5zZmVycy4NCg0KSGF2aW5nIHNhaWQgdGhhdCwgeW91IG1pZ2h0IHdhbnQgYSBsb29w IGluIHRoZSBkcml2ZXIgc28gdGhhdA0KYXBwbGljYXRpb24gcmVxdWVzdHMgZm9yIGxvbmdlciB0 cmFuc2ZlcnMgYXJlIGltcGxlbWVudGVkDQp3aXRoIG11bHRpcGxlIGhhcmR3YXJlIHJlcXVlc3Rz Lg0KDQpJIGRvIGFsc28gd29uZGVyIHdoeSB0aGVyZSBpcyBzdXBwb3J0IGluIHRoZSBtYWluIGtl cm5lbCBzb3VyY2VzDQpmb3IgaGFyZHdhcmUgdGhhdCBkb2Vzbid0IGFjdHVhbGx5IGV4aXN0Lg0K DQoJRGF2aWQNCg0KLQ0KUmVnaXN0ZXJlZCBBZGRyZXNzIExha2VzaWRlLCBCcmFtbGV5IFJvYWQs IE1vdW50IEZhcm0sIE1pbHRvbiBLZXluZXMsIE1LMSAxUFQsIFVLDQpSZWdpc3RyYXRpb24gTm86 IDEzOTczODYgKFdhbGVzKQ0K