From mboxrd@z Thu Jan 1 00:00:00 1970 From: Kever Yang Subject: Re: [PATCH 01/11] spi: rk: Limit transfers to (64K - 1) bytes Date: Mon, 23 Dec 2019 10:30:02 +0800 Message-ID: <9bec6335-455b-0c62-a68d-a470a3ccdc24@rock-chips.com> References: <20191221075440.6944-1-jagan@amarulasolutions.com> <20191221075440.6944-2-jagan@amarulasolutions.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8"; Format="flowed" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <20191221075440.6944-2-jagan-dyjBcgdgk7Pe9wHmmfpqLFaTQe2KTcn/@public.gmane.org> Content-Language: en-US List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "Linux-rockchip" Errors-To: linux-rockchip-bounces+glpar-linux-rockchip=m.gmane.org-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org To: Jagan Teki , Simon Glass , Philipp Tomsich Cc: u-boot-0aAXYlwwYIKGBzrmiIFOJg@public.gmane.org, linux-amarula , linux-rockchip-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org List-Id: linux-rockchip.vger.kernel.org Ck9uIDIwMTkvMTIvMjEg5LiL5Y2IMzo1NCwgSmFnYW4gVGVraSB3cm90ZToKPiBUaGUgUm9ja2No aXAgU1BJIGNvbnRyb2xsZXIncyBsZW5ndGggcmVnaXN0ZXIgb25seSBzdXBwb3J0cyAxNi1iaXRz LAo+IHlpZWxkaW5nIGEgbWF4aW11bSBsZW5ndGggb2YgNjRLaUIgKHRoZSBDVFJMUjEgcmVnaXN0 ZXIgaG9sZHMgImxlbmd0aCAtCj4gMSIpLiBUcnlpbmcgdG8gdHJhbnNmZXIgbW9yZSB0aGFuIHRo YXQgKGUuZy4sIHdpdGggYSBsYXJnZSBTUEkgZmxhc2gKPiByZWFkKSB3aWxsIGNhdXNlIHRoZSBk cml2ZXIgdG8gaGFuZy4KPgo+IE5vdywgaXQgc2VlbXMgdGhhdCB3aGlsZSB0aGVvcmV0aWNhbGx5 IHdlIHNob3VsZCBiZSBhYmxlIHRvIHByb2dyYW0KPiBDVFJMUjEgd2l0aCAweGZmZmYsIGFuZCBn ZXQgYSA2NEtpQiB0cmFuc2ZlciwgYnV0IHRoYXQgYWxzbyBzZWVtcyB0bwo+IGNhdXNlIHRoZSBj b3JlIHRvIGNob2tlLCBzbyBzdGljayB3aXRoIGEgbWF4aW11bSBvZiA2NEsgLSAxIGJ5dGVzIC0t Cj4gaS5lLiwgMHhmZmZmLgo+Cj4gTm90ZSwgdGhhdCB0aGUgc2l6ZSBpcyBmdXJ0aGVyIGRpdmlk ZWQgaW50byAnbWludXMgMScgd2hpbGUgd3JpdGluZwo+IGludG8gQ1RSTFIxLgo+Cj4gVGhpcyBj aGFuZ2UgZml4ZWQgdHdvIGRpZmZlcmVudCByZWFkIGlzc3VlcywKPgo+IDEuIHNmIHJlYWQgZmFp bHVyZSB3aGVuIHdpdGggPiAweDEwMDAwCj4KPiAyLiBCb290IGZyb20gU1BJIGZsYXNoIGZhaWxl ZCBkdXJpbmcgc3BpX2ZsYXNoX3JlYWQgY2FsbCBpbgo+ICAgICBjb21tb24vc3BsL3NwbF9zcGku Ywo+Cj4gT2JzZXJ2ZWQgYW5kIFRlc3RlZCBpbgo+IC0gUm9ja3BybzY0IHdpdGggR2lnYWRldmlj ZSBmbGFzaAo+IC0gUk9DLVJLMzM5OS1QQyB3aXRoIFdpbmJvbmQgZmxhc2gKPgo+IFNpZ25lZC1v ZmYtYnk6IEphZ2FuIFRla2kgPGphZ2FuQGFtYXJ1bGFzb2x1dGlvbnMuY29tPgoKUmV2aWV3ZWQt Ynk6IEtldmVyIFlhbmcgPGtldmVyLnlhbmdAcm9jay1jaGlwcy5jb20+CgpUaGFua3MsCi0gS2V2 ZXIKPiAtLS0KPiAgIGRyaXZlcnMvc3BpL3JrX3NwaS5jIHwgMTAgKysrKysrKystLQo+ICAgMSBm aWxlIGNoYW5nZWQsIDggaW5zZXJ0aW9ucygrKSwgMiBkZWxldGlvbnMoLSkKPgo+IGRpZmYgLS1n aXQgYS9kcml2ZXJzL3NwaS9ya19zcGkuYyBiL2RyaXZlcnMvc3BpL3JrX3NwaS5jCj4gaW5kZXgg YzA0NTM1YWM0NC4uOTVlZWI4MzA3YSAxMDA2NDQKPiAtLS0gYS9kcml2ZXJzL3NwaS9ya19zcGku Ywo+ICsrKyBiL2RyaXZlcnMvc3BpL3JrX3NwaS5jCj4gQEAgLTI3LDYgKzI3LDEyIEBACj4gICAv KiBDaGFuZ2UgdG8gMSB0byBvdXRwdXQgcmVnaXN0ZXJzIGF0IHRoZSBzdGFydCBvZiBlYWNoIHRy YW5zYWN0aW9uICovCj4gICAjZGVmaW5lIERFQlVHX1JLX1NQSQkwCj4gICAKPiArLyoKPiArICog Y3RybHIxIGlzIDE2LWJpdHMsIHNvIHdlIHNob3VsZCBzdXBwb3J0IGxlbmd0aHMgb2YgMHhmZmZm ICsgMS4gSG93ZXZlciwKPiArICogdGhlIGNvbnRyb2xsZXIgc2VlbXMgdG8gaGFuZyB3aGVuIGdp dmVuIDB4MTAwMDAsIHNvIHN0aWNrIHdpdGggdGhpcyBmb3Igbm93Lgo+ICsgKi8KPiArI2RlZmlu ZSBST0NLQ0hJUF9TUElfTUFYX1RSQU5MRU4JCTB4ZmZmZgo+ICsKPiAgIHN0cnVjdCByb2NrY2hp cF9zcGlfcGFyYW1zIHsKPiAgIAkvKiBSWEZJRk8gb3ZlcnJ1bnMgYW5kIFRYRklGTyB1bmRlcnJ1 bnMgc3RvcCB0aGUgbWFzdGVyIGNsb2NrICovCj4gICAJYm9vbCBtYXN0ZXJfbWFuYWdlc19maWZv Owo+IEBAIC0zNjcsNyArMzczLDcgQEAgc3RhdGljIGlubGluZSBpbnQgcm9ja2NoaXBfc3BpXzE2 Yml0X3JlYWRlcihzdHJ1Y3QgdWRldmljZSAqZGV2LAo+ICAgCSAqIHJlcHJlc2VudGVkIGluIENU UkxSMS4KPiAgIAkgKi8KPiAgIAlpZiAoZGF0YSAmJiBkYXRhLT5tYXN0ZXJfbWFuYWdlc19maWZv KQo+IC0JCW1heF9jaHVua19zaXplID0gMHgxMDAwMDsKPiArCQltYXhfY2h1bmtfc2l6ZSA9IFJP Q0tDSElQX1NQSV9NQVhfVFJBTkxFTjsKPiAgIAo+ICAgCS8vIHJvY2tjaGlwX3NwaV9jb25maWd1 cmUoZGV2LCBtb2RlLCBzaXplKQo+ICAgCXJrc3BpX2VuYWJsZV9jaGlwKHJlZ3MsIGZhbHNlKTsK PiBAQCAtNDUxLDcgKzQ1Nyw3IEBAIHN0YXRpYyBpbnQgcm9ja2NoaXBfc3BpX3hmZXIoc3RydWN0 IHVkZXZpY2UgKmRldiwgdW5zaWduZWQgaW50IGJpdGxlbiwKPiAgIAo+ICAgCS8qIFRoaXMgaXMg dGhlIG9yaWdpbmFsIDhiaXQgcmVhZGVyL3dyaXRlciBjb2RlICovCj4gICAJd2hpbGUgKGxlbiA+ IDApIHsKPiAtCQlpbnQgdG9kbyA9IG1pbihsZW4sIDB4MTAwMDApOwo+ICsJCWludCB0b2RvID0g bWluKGxlbiwgUk9DS0NISVBfU1BJX01BWF9UUkFOTEVOKTsKPiAgIAo+ICAgCQlya3NwaV9lbmFi bGVfY2hpcChyZWdzLCBmYWxzZSk7Cj4gICAJCXdyaXRlbCh0b2RvIC0gMSwgJnJlZ3MtPmN0cmxy MSk7CgoKCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fCkxp bnV4LXJvY2tjaGlwIG1haWxpbmcgbGlzdApMaW51eC1yb2NrY2hpcEBsaXN0cy5pbmZyYWRlYWQu b3JnCmh0dHA6Ly9saXN0cy5pbmZyYWRlYWQub3JnL21haWxtYW4vbGlzdGluZm8vbGludXgtcm9j a2NoaXAK