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Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1jT7rI-00055K-Ii; Mon, 27 Apr 2020 17:47:56 +0000 Received: from relay7-d.mail.gandi.net ([217.70.183.200]) by bombadil.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1jT7rE-00053s-U2 for linux-mtd@lists.infradead.org; Mon, 27 Apr 2020 17:47:54 +0000 X-Originating-IP: 91.224.148.103 Received: from xps13 (unknown [91.224.148.103]) (Authenticated sender: miquel.raynal@bootlin.com) by relay7-d.mail.gandi.net (Postfix) with ESMTPSA id 94DDD20005; Mon, 27 Apr 2020 17:47:48 +0000 (UTC) Date: Mon, 27 Apr 2020 19:47:47 +0200 From: Miquel Raynal To: Christophe Kerello Subject: Re: [PATCH v2 04/12] mtd: rawnand: stm32_fmc2: manage all errors cases at probe time Message-ID: <20200427194747.224a2402@xps13> In-Reply-To: <1586966256-29548-5-git-send-email-christophe.kerello@st.com> References: <1586966256-29548-1-git-send-email-christophe.kerello@st.com> <1586966256-29548-5-git-send-email-christophe.kerello@st.com> Organization: Bootlin X-Mailer: Claws Mail 3.17.4 (GTK+ 2.24.32; x86_64-pc-linux-gnu) MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200427_104753_107899_23B3568B X-CRM114-Status: GOOD ( 16.05 ) X-BeenThere: linux-mtd@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux MTD discussion mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: mark.rutland@arm.com, devicetree@vger.kernel.org, marex@denx.de, vigneshr@ti.com, tony@atomide.com, richard@nod.at, linux-kernel@vger.kernel.org, robh+dt@kernel.org, linux-mtd@lists.infradead.org, lee.jones@linaro.org, linux-stm32@st-md-mailman.stormreply.com Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Sender: "linux-mtd" Errors-To: linux-mtd-bounces+linux-mtd=archiver.kernel.org@lists.infradead.org SGkgQ2hyaXN0b3BoZSwKCkNocmlzdG9waGUgS2VyZWxsbyA8Y2hyaXN0b3BoZS5rZXJlbGxvQHN0 LmNvbT4gd3JvdGUgb24gV2VkLCAxNSBBcHIKMjAyMCAxNzo1NzoyOCArMDIwMDoKCj4gVGhpcyBw YXRjaCBkZWZlcnMgaXRzIHByb2JlIHdoZW4gdGhlIGV4cGVjdGVkIHJlc2V0IGNvbnRyb2wgaXMg bm90Cj4geWV0IHJlYWR5LiBUaGlzIHBhdGNoIGFsc28gaGFuZGxlcyBwcm9wZXJseSBhbGwgZXJy b3JzIGNhc2VzIGF0IHByb2JlCj4gdGltZS4KPiAKPiBTaWduZWQtb2ZmLWJ5OiBDaHJpc3RvcGhl IEtlcmVsbG8gPGNocmlzdG9waGUua2VyZWxsb0BzdC5jb20+Cj4gLS0tCj4gIGRyaXZlcnMvbXRk L25hbmQvcmF3L3N0bTMyX2ZtYzJfbmFuZC5jIHwgMTMgKysrKysrKysrLS0tLQo+ICAxIGZpbGUg Y2hhbmdlZCwgOSBpbnNlcnRpb25zKCspLCA0IGRlbGV0aW9ucygtKQo+IAo+IGRpZmYgLS1naXQg YS9kcml2ZXJzL210ZC9uYW5kL3Jhdy9zdG0zMl9mbWMyX25hbmQuYyBiL2RyaXZlcnMvbXRkL25h bmQvcmF3L3N0bTMyX2ZtYzJfbmFuZC5jCj4gaW5kZXggYjZkNDVjZC4uMGE5Njc5NyAxMDA2NDQK PiAtLS0gYS9kcml2ZXJzL210ZC9uYW5kL3Jhdy9zdG0zMl9mbWMyX25hbmQuYwo+ICsrKyBiL2Ry aXZlcnMvbXRkL25hbmQvcmF3L3N0bTMyX2ZtYzJfbmFuZC5jCj4gQEAgLTE5NjcsNyArMTk2Nywx MSBAQCBzdGF0aWMgaW50IHN0bTMyX2ZtYzJfcHJvYmUoc3RydWN0IHBsYXRmb3JtX2RldmljZSAq cGRldikKPiAgCX0KPiAgCj4gIAlyc3RjID0gZGV2bV9yZXNldF9jb250cm9sX2dldChkZXYsIE5V TEwpOwo+IC0JaWYgKCFJU19FUlIocnN0YykpIHsKPiArCWlmIChJU19FUlIocnN0YykpIHsKPiAr CQlyZXQgPSBQVFJfRVJSKHJzdGMpOwo+ICsJCWlmIChyZXQgPT0gLUVQUk9CRV9ERUZFUikKPiAr CQkJZ290byBlcnJfY2xrX2Rpc2FibGU7Cj4gKwl9IGVsc2Ugewo+ICAJCXJlc2V0X2NvbnRyb2xf YXNzZXJ0KHJzdGMpOwo+ICAJCXJlc2V0X2NvbnRyb2xfZGVhc3NlcnQocnN0Yyk7Cj4gIAl9Cj4g QEAgLTE5NzUsNyArMTk3OSw3IEBAIHN0YXRpYyBpbnQgc3RtMzJfZm1jMl9wcm9iZShzdHJ1Y3Qg cGxhdGZvcm1fZGV2aWNlICpwZGV2KQo+ICAJLyogRE1BIHNldHVwICovCj4gIAlyZXQgPSBzdG0z Ml9mbWMyX2RtYV9zZXR1cChmbWMyKTsKPiAgCWlmIChyZXQpCj4gLQkJcmV0dXJuIHJldDsKPiAr CQlnb3RvIGVycl9kbWFfc2V0dXA7Cj4gIAo+ICAJLyogRk1DMiBpbml0IHJvdXRpbmUgKi8KPiAg CXN0bTMyX2ZtYzJfaW5pdChmbWMyKTsKPiBAQCAtMTk5Nyw3ICsyMDAxLDcgQEAgc3RhdGljIGlu dCBzdG0zMl9mbWMyX3Byb2JlKHN0cnVjdCBwbGF0Zm9ybV9kZXZpY2UgKnBkZXYpCj4gIAkvKiBT Y2FuIHRvIGZpbmQgZXhpc3RlbmNlIG9mIHRoZSBkZXZpY2UgKi8KPiAgCXJldCA9IG5hbmRfc2Nh bihjaGlwLCBuYW5kLT5uY3MpOwo+ICAJaWYgKHJldCkKPiAtCQlnb3RvIGVycl9zY2FuOwo+ICsJ CWdvdG8gZXJyX2RtYV9zZXR1cDsKPiAgCj4gIAlyZXQgPSBtdGRfZGV2aWNlX3JlZ2lzdGVyKG10 ZCwgTlVMTCwgMCk7Cj4gIAlpZiAocmV0KQo+IEBAIC0yMDEwLDcgKzIwMTQsNyBAQCBzdGF0aWMg aW50IHN0bTMyX2ZtYzJfcHJvYmUoc3RydWN0IHBsYXRmb3JtX2RldmljZSAqcGRldikKPiAgZXJy X2RldmljZV9yZWdpc3RlcjoKPiAgCW5hbmRfY2xlYW51cChjaGlwKTsKPiAgCj4gLWVycl9zY2Fu Ogo+ICtlcnJfZG1hX3NldHVwOgo+ICAJaWYgKGZtYzItPmRtYV9lY2NfY2gpCj4gIAkJZG1hX3Jl bGVhc2VfY2hhbm5lbChmbWMyLT5kbWFfZWNjX2NoKTsKPiAgCWlmIChmbWMyLT5kbWFfdHhfY2gp Cj4gQEAgLTIwMjEsNiArMjAyNSw3IEBAIHN0YXRpYyBpbnQgc3RtMzJfZm1jMl9wcm9iZShzdHJ1 Y3QgcGxhdGZvcm1fZGV2aWNlICpwZGV2KQo+ICAJc2dfZnJlZV90YWJsZSgmZm1jMi0+ZG1hX2Rh dGFfc2cpOwo+ICAJc2dfZnJlZV90YWJsZSgmZm1jMi0+ZG1hX2VjY19zZyk7Cj4gIAo+ICtlcnJf Y2xrX2Rpc2FibGU6Cj4gIAljbGtfZGlzYWJsZV91bnByZXBhcmUoZm1jMi0+Y2xrKTsKPiAgCj4g IAlyZXR1cm4gcmV0OwoKSSBkaWRuJ3Qgc3BvdCBpdCBkdXJpbmcgbXkgZWFybGllciByZXZpZXdz IGJ1dCBJIHJlYWxseSBwcmVmZXIgdXNpbmcKbGFiZWxzIGV4cGxhaW5pbmcgd2hhdCB5b3UgZG8g dGhhbiBoYXZpbmcgdGhlIHNhbWUgbmFtZSBvZiB0aGUgZnVuY3Rpb24Kd2hpY2ggZmFpbGVkLiBU aGlzIHdheSB5b3UgZG9uJ3QgaGF2ZSB0byByZXdvcmsgdGhlIGVycm9yIHBhdGggd2hlbgp5b3Ug aGFuZGxlIGFuIGFkZGl0aW9uYWwgZXJyb3IuCgpTbywgd291bGQgeW91IG1pbmQgZG9pbmcgdGhp cyBpbiB0d28gc3RlcHM6CgoxLwpSZXBsYWNlCgogICAgZXJyX3NjYW46Cgp3aXRoLCBlZy4KCiAg ICByZWxlYXNlX2RtYV9vYmpzOgoKMi8KQWRkIGEKCiAgICBnb3RvIHJlbGVhc2VfZG1hX29ianM7 CgppbiAqX2RtYV9zZXR1cCgpIGVycm9yIHBhdGgsIGFuZCBkZWZpbmUgYW5kIHVzZSBhCgogICAg cmVsZWFzZV9jbGsKCmxhYmVsIGxpa2UgeW91IGFscmVhZHkgZG8uCgoKVGhhbmtzLApNaXF1w6hs CgpfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18K TGludXggTVREIGRpc2N1c3Npb24gbWFpbGluZyBsaXN0Cmh0dHA6Ly9saXN0cy5pbmZyYWRlYWQu b3JnL21haWxtYW4vbGlzdGluZm8vbGludXgtbXRkLwo=