From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from m15-41.126.com ([220.181.15.41]) by casper.infradead.org with esmtp (Exim 4.90_1 #2 (Red Hat Linux)) id 1gNee1-0004Q5-72 for linux-mtd@lists.infradead.org; Fri, 16 Nov 2018 13:58:51 +0000 Date: Fri, 16 Nov 2018 21:24:10 +0800 (CST) From: "Liu Xiang" To: "Boris Brezillon" Cc: Tudor.Ambarus@microchip.com, liu.xiang6@zte.com.cn, cyrille.pitchen@wedev4u.fr, linux-mtd@lists.infradead.org, linux-kernel@vger.kernel.org, marek.vasut@gmail.com, dwmw2@infradead.org, computersforpeace@gmail.com, richard@nod.at Subject: Re:Re: [PATCH] mtd: spi-nor: Return error when nor->addr_width not match the device size In-Reply-To: <20181115120256.4e1a86b2@bbrezillon> References: <1542200165-3073-1-git-send-email-liu.xiang6@zte.com.cn> <20181114145129.568e4bb3@bbrezillon> <96397ec0-14de-f09a-a18d-c67396e33fba@microchip.com> <20181115120256.4e1a86b2@bbrezillon> Content-Transfer-Encoding: base64 Content-Type: text/plain; charset=UTF-8 MIME-Version: 1.0 Message-ID: <55597875.b295.1671cb170cb.Coremail.liuxiang_1999@126.com> List-Id: Linux MTD discussion mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , CkhpIFR1ZG9yLCBCb3JpcywgQ3lyaWxsZSwKVGhlcmUgaXMgbm8gSkVERUMgQkZQVCB0YWJsZXMg aW4gdGhlIGRhdGFzaGVldC4gCkluIG15IHRlc3QgcGxhdGZvcm0sIEkgc2VudCBSRFNGRFAgY29t bWFuZCB0byB0aGUgZmxhc2ggYW5kIGdvdCB0aGUKcGFyYW1ldGVycyBiYWNrLgpNeSBkZXZpY2Ug dHlwZSBpcyBJUzI1TFAyNTZELUpNTEEsIHdoaWNoIGlzIG5vdCBpbiBIL0UvRy9GIHNlcmllcyBv ZiBmbGFzaAp0aGF0IGlzIGRlc2NyaWJlZCBpbiBjaGFwdGVyIDExIG9mIHRoZSBkYXRhc2hlZXQu IFRoZSByZXBseSBmcm9tIElTU0kgIHN1Z2dlc3RzCm9ubHkgdGhlc2UgY2VydGFpbiBkZXZpY2Vz IGNhbiBzdXBwb3J0IFNGRFAgdGFibGUuCkkgYW0gY29uZnVzZWQgd2h5IG15IGRldmljZSBjYW4g c3VwcG9ydCBSRFNGRFAgY29tbWFuZCBhbmQgZ2l2ZSAKcGFyYW1ldGVycyBiYWNrLiBJIHdpbGwg YXNrIElTU0kgZm9yIG1vcmUgZGV0YWlscy4KCgoKQXQgMjAxOC0xMS0xNSAxOTowMjo1NiwgIkJv cmlzIEJyZXppbGxvbiIgPGJvcmlzLmJyZXppbGxvbkBib290bGluLmNvbT4gd3JvdGU6Cj5PbiBU aHUsIDE1IE5vdiAyMDE4IDEwOjU0OjM5ICswMDAwCj48VHVkb3IuQW1iYXJ1c0BtaWNyb2NoaXAu Y29tPiB3cm90ZToKPgo+PiBIaSwgTGl1LCBCb3JpcywgQ3lyaWxsZSwKPj4gCj4+IE9uIDExLzE0 LzIwMTggMDM6NTEgUE0sIEJvcmlzIEJyZXppbGxvbiB3cm90ZToKPj4gPiBPbiBXZWQsIDE0IE5v diAyMDE4IDIwOjU2OjA1ICswODAwCj4+ID4gTGl1IFhpYW5nIDxsaXUueGlhbmc2QHp0ZS5jb20u Y24+IHdyb3RlOgo+PiA+ICAgCj4+ID4+IEluIGlzMjVscDI1NiwgdGhlIERXT1JEMSBvZiBKRURF QyBCYXNpYyBGbGFzaCBQYXJhbWV0ZXIgSGVhZGVyCj4+ID4+IGlzIDB4ZmZmOTIwZTUuIFNvIHRo ZSBEV09SRDFbMTg6MTddIEFkZHJlc3MgQnl0ZXMgYml0cyBhcmUgMGIwMCwgIAo+PiAKPj4gTGl1 LCBjYW4geW91IHBvaW50IHVzIHRvIGEgZGF0YXNoZWV0IHRoYXQgaGFzIHRoZSBKRURFQyBCRlBU IHRhYmxlcyBkZXNjcmliZWQ/IEkKPj4gY291bGRuJ3QgZmluZCBvbmUgLi4uCj4+IAo+PiA+PiBt ZWFucyB0aGF0IDMtQnl0ZSBvbmx5IGFkZHJlc3NpbmcuICAKPj4gPiAKPj4gPiBBY2NvcmRpbmcg dG8geW91ciBvdGhlciBwYXRjaCB0aGlzIE5PUiBzdXBwb3J0cyA0QiBvcGNvZGUsIHdoaWNoIG1l YW5zCj4+ID4gdGhlIFNGRFAgdGFibGUgaXMgd3JvbmcuCj4+ID4gICAKPj4gPj4gQnV0IHRoZSBk ZXZpY2Ugc2l6ZSBpcyBsYXJnZXIKPj4gPj4gdGhhbiAxNk1CLCBub3ItPmFkZHJfd2lkdGggbXVz dCBiZSA0IHRvIGFjY2VzcyB0aGUgd2hvbGUgYWRkcmVzcy4KPj4gPj4gQW4gZXJyb3Igc2hvdWxk IGJlIHJldHVybmVkIHdoZW4gbm9yLT5hZGRyX3dpZHRoIG5vdCBtYXRjaCAgCj4+ID4gCj4+ID4g CQkJCQkJICAgXmRvZXMgbm90Cj4+ID4gICAKPj4gPj4gdGhlIGRldmljZSBzaXplIGluIHNwaV9u b3JfcGFyc2Vfc2ZkcCgpLgo+PiA+Pgo+PiA+PiBTdWdnZXN0ZWQtYnk6IEJvcmlzIEJyZXppbGxv biA8Ym9yaXMuYnJlemlsbG9uQGJvb3RsaW4uY29tPgo+PiA+PiBTaWduZWQtb2ZmLWJ5OiBMaXUg WGlhbmcgPGxpdS54aWFuZzZAenRlLmNvbS5jbj4KPj4gPj4gLS0tCj4+ID4+ICBkcml2ZXJzL210 ZC9zcGktbm9yL3NwaS1ub3IuYyB8IDQgKysrKwo+PiA+PiAgMSBmaWxlIGNoYW5nZWQsIDQgaW5z ZXJ0aW9ucygrKQo+PiA+Pgo+PiA+PiBkaWZmIC0tZ2l0IGEvZHJpdmVycy9tdGQvc3BpLW5vci9z cGktbm9yLmMgYi9kcml2ZXJzL210ZC9zcGktbm9yL3NwaS1ub3IuYwo+PiA+PiBpbmRleCAzZWJh MTNhLi43N2VhZjIyIDEwMDY0NAo+PiA+PiAtLS0gYS9kcml2ZXJzL210ZC9zcGktbm9yL3NwaS1u b3IuYwo+PiA+PiArKysgYi9kcml2ZXJzL210ZC9zcGktbm9yL3NwaS1ub3IuYwo+PiA+PiBAQCAt MjY2OSw2ICsyNjY5LDEwIEBAIHN0YXRpYyBpbnQgc3BpX25vcl9wYXJzZV9iZnB0KHN0cnVjdCBz cGlfbm9yICpub3IsCj4+ID4+ICAJfQo+PiA+PiAgCXBhcmFtcy0+c2l6ZSA+Pj0gMzsgLyogQ29u dmVydCB0byBieXRlcy4gKi8KPj4gPj4gIAo+PiA+PiArCS8qaWYgdGhlIGRldmljZSBleGNlZWRz IDE2TWlCLCBhZGRyX3dpZHRoIG11c3QgYmUgNCovICAKPj4gPiAKPj4gPiBQbGVhc2UgYWRkIGEg d2hpdGUgc3BhY2UgYWZ0ZXIgJy8qJyBhbmQgYmVmb3JlICcqLyc6Cj4+ID4gCj4+ID4gCS8qIElm IHRoZSBkZXZpY2UgZXhjZWVkcyAxNk1pQiwgLT5hZGRyX3dpZHRoIG11c3QgYmUgNC4gKi8KPj4g PiAgIAo+PiA+PiArCWlmICgocGFyYW1zLT5zaXplID4gMHgxMDAwMDAwKSAmJiAobm9yLT5hZGRy X3dpZHRoID09IDMpKSAgCj4+ID4gCj4+ID4gUGFyZW5zIGFyZSBub3QgbmVlZGVkIGFyb3VuZCBz dWItY29uZGl0aW9uczoKPj4gPiAKPj4gPiAJaWYgKHBhcmFtcy0+c2l6ZSA+IDB4MTAwMDAwMCAm JiBub3ItPmFkZHJfd2lkdGggPT0gMykKPj4gPiAgIAo+PiA+PiArCQlyZXR1cm4gLUVJTlZBTDsK Pj4gPj4gKyAgCj4+ID4gCj4+ID4gSSdtIG5vdCBzdXJlIHRoaXMgaXMgY29ycmVjdC4gTG9va3Mg bGlrZSBzb21lIE5PUnMgb25seSBzdXBwb3J0IDNCCj4+ID4gb3Bjb2RlcyBidXQgaGF2ZSBhICI0 LWJ5dGUgYWRkcmVzc2luZyIgbW9kZSAoc2VlIHNldF80Ynl0ZSgpIFsxXSkuCj4+ID4gRG9uJ3Qg a25vdyB3aGF0J3MgcmVwb3J0ZWQgYnkgdGhlIEJGUFQgc2VjdGlvbiBpbiB0aGlzIGNhc2UgdGhv dWdoCj4+ID4gKEJGUFRfRFdPUkQxX0FERFJFU1NfQllURVNfM19PTkxZIG9yIEJGUFRfRFdPUkQx X0FERFJFU1NfQllURVNfM19PUl80KS4gIAo+PiAKPj4gQm9yaXMsIHRoaXMgaXMgaW4gY2xvc2Ug cmVsYXRpb24gd2l0aCB5b3VyIHNlY29uZCBwYXRjaDogW1BBVENIIHYzIDIvMl0gbXRkOgo+PiBz cGktbm9yOiBVc2UgNEIgb3Bjb2RlcyB3aGVuIHRoZSBOT1IgYWR2ZXJ0aXNlcyBib3RoIDNCIGFu ZCA0Qi4KPj4gCj4+IFdoZW4gbG9va2luZyBhZ2FpbiBhdCB0aGlzLCBJIHdvdWxkIHNheSB0aGF0 IGZvciB0aGUgZmxhc2hlcyB0aGF0IGhhdmUgYSAiNC1ieXRlCj4+IGFkZHJlc3NpbmciIG1vZGUs IGJ1dCBqdXN0IDNCIG9wY29kZXMsIEkgd291bGQgZXhwZWN0IHRoZSBEV09SRDFbMTg6MTddIHRv IGJlIG9mCj4+IHZhbHVlIEJGUFRfRFdPUkQxX0FERFJFU1NfQllURVNfM19PUl80IChlbnRlcnMg NC1CeXRlIG1vZGUgb24gY29tbWFuZCAtIHVzZXMgM0IKPj4gb3Bjb2RlcykuCj4KPlRoZSBOT1Ig d2UgaGF2ZSBhbmQgd2hpY2ggaXMgZXhwb3NpbmcgQkZQVF9EV09SRDFfQUREUkVTU19CWVRFU18z X09SXzQKPmFjdHVhbGx5IHN1cHBvcnRzIGJvdGggM0IgYW5kIDRCIGNvbW1hbmRzLCBzbywgaW4g dGhpcyBwYXJ0aWN1bGFyIGNhc2UsCj5CRlBUX0RXT1JEMV9BRERSRVNTX0JZVEVTXzNfT1JfNCBk b2VzIG5vdCBtZWFuICIzQiBvcGNvZGUrNC1ieXRlCj5hZGRyZXNzaW5nIG1vZGUiCj4KPj4gCj4+ IElmIEJGUFRfRFdPUkQxX0FERFJFU1NfQllURVNfM19PUl80IGFuZCA0QiBvcGNvZGVzLCB0aGVu IHdlIGNhbiBxdWVyeSBCRlBUCj4+IERXT1JEMTZbMzE6MjRdOiBpdCBzaG91bGQgaGF2ZSB2YWx1 ZSB4eDF4X3h4eHhiIHRvIGluZGljYXRlIHRoYXQgNEIgb3Bjb2RlcyBhcmUKPj4gc3VwcG9ydGVk LiBCdXQgd2hpY2ggNEIgb3Bjb2RlcyBhcmUgc3VwcG9ydGVkPwo+Cj5JIGhvcGUgYWxsIG9mIHRo ZW0uIFdvdWxkbid0IG1ha2Ugc2Vuc2UgdG8gaGF2ZSBvbmx5IHNvbWUgb2YgdGhlbQo+c3VwcG9y dGVkLgo+Cj4+IERvIGFsbCAzQiBvcGNvZGVzIGhhdmUgYSA0Qgo+PiBvcGNvZGUgY29ycmVzcG9u ZGVudCBpZiBTRkRQIDQtYnl0ZSB0YWJsZSBpcyBub3QgYXZhaWxhYmxlPyBUaGlzIG1pZ2h0IGJl IGEgZ29vZAo+PiBhc3N1bXB0aW9uLCBidXQgSSBjYW4ndCBzZWUgaXQgYW55d2hlcmUgaW4gamVz ZDIxNmMuCj4KPkkgaG9wZSBzby4uLgo=