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 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 39F4BC43334 for ; Fri, 10 Jun 2022 08:48:34 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-ID:Date:Subject:CC:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=jT0FXAA6Jz4XIk1aN1aiR2Zt/exgkZ1AAZKqVPoQMXI=; b=V60ZA4wMSoj5Nd hblQ3suBx+K6VHZPZCD7lceoP4bD0vAtGJVSBOY7nDu50s3ozUQPUSSjuGKat1ttUxJ1yVHhlxZ/H zODOcMwtDUpwni3ewtz7MRRlHbY5LJIfKgNagRU7OkRoSEKCezgxtTkXmoVGobOOXIiqmrqYRC/k6 WyFakZ5ta6FD9SGnZh74R9KJZR26eshGPT2UefiUDVGg78EqtUuhdDEZUfwuUmSenIfS6uWY3kzHu yhvN0BWTcnPFFMmlztFLQeXNwbifowoYGMmZTfGJN0D8lh3p67dN2tahczPp5c3HITs9uLY387A/E Hd0N5CYTSLp8V4THldmw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1nzaJg-006ubi-Uu; Fri, 10 Jun 2022 08:48:28 +0000 Received: from mx0a-00128a01.pphosted.com ([148.163.135.77]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1nzaJd-006uZj-Vv; Fri, 10 Jun 2022 08:48:27 +0000 Received: from pps.filterd (m0167089.ppops.net [127.0.0.1]) by mx0a-00128a01.pphosted.com (8.17.1.5/8.17.1.5) with ESMTP id 25A7noCd005281; Fri, 10 Jun 2022 04:48:05 -0400 Received: from nwd2mta4.analog.com ([137.71.173.58]) by mx0a-00128a01.pphosted.com (PPS) with ESMTPS id 3ghq33kq9b-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Fri, 10 Jun 2022 04:48:05 -0400 Received: from ASHBMBX8.ad.analog.com (ASHBMBX8.ad.analog.com [10.64.17.5]) by nwd2mta4.analog.com (8.14.7/8.14.7) with ESMTP id 25A8m4b4027550 (version=TLSv1/SSLv3 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=FAIL); Fri, 10 Jun 2022 04:48:04 -0400 Received: from ASHBCASHYB5.ad.analog.com (10.64.17.133) by ASHBMBX8.ad.analog.com (10.64.17.5) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.986.14; Fri, 10 Jun 2022 04:48:03 -0400 Received: from ASHBMBX9.ad.analog.com (10.64.17.10) by ASHBCASHYB5.ad.analog.com (10.64.17.133) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.986.14; Fri, 10 Jun 2022 04:48:03 -0400 Received: from zeus.spd.analog.com (10.66.68.11) by ashbmbx9.ad.analog.com (10.64.17.10) with Microsoft SMTP Server id 15.2.986.14 via Frontend Transport; Fri, 10 Jun 2022 04:48:00 -0400 Received: from nsa.ad.analog.com ([10.44.3.70]) by zeus.spd.analog.com (8.15.1/8.15.1) with ESMTP id 25A8imii014275; Fri, 10 Jun 2022 04:47:49 -0400 From: =?UTF-8?q?Nuno=20S=C3=A1?= To: , , , , , Lad Prabhakar , , , , , CC: Cai Huoqing , Benjamin Fair , Jishnu Prakash , "Linus Walleij" , Lars-Peter Clausen , Alexandre Torgue , Amit Kucheria , Andy Gross , Michael Hennerich , Haibo Chen , Benson Leung , "Rafael J. Wysocki" , "Alexandre Belloni" , Christophe Branchereau , Patrick Venture , Arnd Bergmann , Nancy Yuen , Sascha Hauer , Daniel Lezcano , "Gwendal Grignou" , Saravanan Sekar , "Tali Perry" , Maxime Coquelin , Paul Cercueil , Thara Gopinath , Avi Fishman , "Lorenzo Bianconi" , Claudiu Beznea , Pengutronix Kernel Team , Andy Shevchenko , Fabrice Gasnier , Matthias Brugger , Tomer Maimon , Bjorn Andersson , "Nicolas Ferre" , Jonathan Cameron , Zhang Rui , Shawn Guo , "Guenter Roeck" , Fabio Estevam , "Olivier Moysan" , Eugen Hristev , Miquel Raynal Subject: [PATCH 22/34] iio: inkern: only return error codes in iio_channel_get_*() APIs Date: Fri, 10 Jun 2022 10:45:33 +0200 Message-ID: <20220610084545.547700-23-nuno.sa@analog.com> X-Mailer: git-send-email 2.36.1 In-Reply-To: <20220610084545.547700-1-nuno.sa@analog.com> References: <20220610084545.547700-1-nuno.sa@analog.com> MIME-Version: 1.0 X-ADIRuleOP-NewSCL: Rule Triggered X-Proofpoint-ORIG-GUID: Y_iBkwY0TFr0zytvI3INOXjiF43q9YVc X-Proofpoint-GUID: Y_iBkwY0TFr0zytvI3INOXjiF43q9YVc X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.205,Aquarius:18.0.874,Hydra:6.0.517,FMLib:17.11.64.514 definitions=2022-06-10_02,2022-06-09_02,2022-02-23_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 suspectscore=0 mlxlogscore=842 phishscore=0 priorityscore=1501 adultscore=0 clxscore=1015 lowpriorityscore=0 mlxscore=0 spamscore=0 impostorscore=0 bulkscore=0 malwarescore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2204290000 definitions=main-2206100031 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220610_014826_051290_B2A6F3FB X-CRM114-Status: GOOD ( 19.29 ) X-BeenThere: linux-mediatek@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Sender: "Linux-mediatek" Errors-To: linux-mediatek-bounces+linux-mediatek=archiver.kernel.org@lists.infradead.org QVBJcyBsaWtlIG9mX2lpb19jaGFubmVsX2dldF9ieV9uYW1lKCkgYW5kIG9mX2lpb19jaGFubmVs X2dldF9hbGwoKSB3ZXJlCnJldHVybmluZyBhIG1peCBvZiBOVUxMIGFuZCBlcnJvciBwb2ludGVy cyBiZWluZyBOVUxMIHRoZSB3YXkgdG8KIm5vdGlmeSIgdGhhdCB3ZSBzaG91bGQgZG8gYSAic3lz dGVtIiBsb29rdXAgZm9yIGNoYW5uZWxzLiBUaGlzIG1ha2UKaXQgdmVyeSBjb25mdXNpbmcgYW5k IHByb25lIHRvIGVycm9ycyBhcyBjb21taXQgZGJiY2NmN2MyMGJmCigiaWlvOiBpbmtlcm46IGZp eCByZXR1cm4gdmFsdWUgaW4gZGV2bV9vZl9paW9fY2hhbm5lbF9nZXRfYnlfbmFtZSgpIikKcHJv dmVzLiBPbiB0b3Agb2YgdGhpcywgcGF0dGVybnMgbGlrZSAnaWYgKGNoYW5uZWwgIT0gTlVMTCkg cmV0dXJuIGNoYW5uZWwnCndlcmUgYmVpbmcgdXNlZCB3aGVyZSBjaGFubmVsIGNvdWxkIGFjdHVh bGx5IGJlIGFuIGVycm9yIGNvZGUgd2hpY2gKbWFrZXMgdGhlIGNvZGUgaGFyZCB0byByZWFkLgoK U2lnbmVkLW9mZi1ieTogTnVubyBTw6EgPG51bm8uc2FAYW5hbG9nLmNvbT4KLS0tCiBkcml2ZXJz L2lpby9pbmtlcm4uYyB8IDI0ICsrKysrKysrKysrLS0tLS0tLS0tLS0tLQogMSBmaWxlIGNoYW5n ZWQsIDExIGluc2VydGlvbnMoKyksIDEzIGRlbGV0aW9ucygtKQoKZGlmZiAtLWdpdCBhL2RyaXZl cnMvaWlvL2lua2Vybi5jIGIvZHJpdmVycy9paW8vaW5rZXJuLmMKaW5kZXggODdmZDJhMGQ0NGYy Li4zMWQ5YzEyMjE5OWEgMTAwNjQ0Ci0tLSBhL2RyaXZlcnMvaWlvL2lua2Vybi5jCisrKyBiL2Ry aXZlcnMvaWlvL2lua2Vybi5jCkBAIC0yMTQsNyArMjE0LDcgQEAgc3RhdGljIHN0cnVjdCBpaW9f Y2hhbm5lbCAqb2ZfaWlvX2NoYW5uZWxfZ2V0KHN0cnVjdCBkZXZpY2Vfbm9kZSAqbnAsIGludCBp bmRleCkKIHN0cnVjdCBpaW9fY2hhbm5lbCAqb2ZfaWlvX2NoYW5uZWxfZ2V0X2J5X25hbWUoc3Ry dWN0IGRldmljZV9ub2RlICpucCwKIAkJCQkJICAgICAgIGNvbnN0IGNoYXIgKm5hbWUpCiB7Ci0J c3RydWN0IGlpb19jaGFubmVsICpjaGFuID0gTlVMTDsKKwlzdHJ1Y3QgaWlvX2NoYW5uZWwgKmNo YW47CiAKIAkvKiBXYWxrIHVwIHRoZSB0cmVlIG9mIGRldmljZXMgbG9va2luZyBmb3IgYSBtYXRj aGluZyBpaW8gY2hhbm5lbCAqLwogCXdoaWxlIChucCkgewpAQCAtMjMxLDExICsyMzEsMTEgQEAg c3RydWN0IGlpb19jaGFubmVsICpvZl9paW9fY2hhbm5lbF9nZXRfYnlfbmFtZShzdHJ1Y3QgZGV2 aWNlX25vZGUgKm5wLAogCQkJCQkJCSBuYW1lKTsKIAkJY2hhbiA9IG9mX2lpb19jaGFubmVsX2dl dChucCwgaW5kZXgpOwogCQlpZiAoIUlTX0VSUihjaGFuKSB8fCBQVFJfRVJSKGNoYW4pID09IC1F UFJPQkVfREVGRVIpCi0JCQlicmVhazsKLQkJZWxzZSBpZiAobmFtZSAmJiBpbmRleCA+PSAwKSB7 CisJCQlyZXR1cm4gY2hhbjsKKwkJaWYgKG5hbWUgJiYgaW5kZXggPj0gMCkgewogCQkJcHJfZXJy KCJFUlJPUjogY291bGQgbm90IGdldCBJSU8gY2hhbm5lbCAlcE9GOiVzKCVpKVxuIiwKIAkJCQlu cCwgbmFtZSA/IG5hbWUgOiAiIiwgaW5kZXgpOwotCQkJcmV0dXJuIE5VTEw7CisJCQlyZXR1cm4g Y2hhbjsKIAkJfQogCiAJCS8qCkBAIC0yNDUsMTAgKzI0NSwxMCBAQCBzdHJ1Y3QgaWlvX2NoYW5u ZWwgKm9mX2lpb19jaGFubmVsX2dldF9ieV9uYW1lKHN0cnVjdCBkZXZpY2Vfbm9kZSAqbnAsCiAJ CSAqLwogCQlucCA9IG5wLT5wYXJlbnQ7CiAJCWlmIChucCAmJiAhb2ZfZ2V0X3Byb3BlcnR5KG5w LCAiaW8tY2hhbm5lbC1yYW5nZXMiLCBOVUxMKSkKLQkJCXJldHVybiBOVUxMOworCQkJcmV0dXJu IGNoYW47CiAJfQogCi0JcmV0dXJuIGNoYW47CisJcmV0dXJuIEVSUl9QVFIoLUVOT0RFVik7CiB9 CiBFWFBPUlRfU1lNQk9MX0dQTChvZl9paW9fY2hhbm5lbF9nZXRfYnlfbmFtZSk7CiAKQEAgLTI2 Nyw4ICsyNjcsOCBAQCBzdGF0aWMgc3RydWN0IGlpb19jaGFubmVsICpvZl9paW9fY2hhbm5lbF9n ZXRfYWxsKHN0cnVjdCBkZXZpY2UgKmRldikKIAkJCWJyZWFrOwogCX0gd2hpbGUgKCsrbnVtbWFw cyk7CiAKLQlpZiAobnVtbWFwcyA9PSAwKQkvKiBubyBlcnJvciwgcmV0dXJuIE5VTEwgdG8gc2Vh cmNoIG1hcCB0YWJsZSAqLwotCQlyZXR1cm4gTlVMTDsKKwlpZiAobnVtbWFwcyA9PSAwKQkvKiBy ZXR1cm4gLUVOT0RFViB0byBzZWFyY2ggbWFwIHRhYmxlICovCisJCXJldHVybiBFUlJfUFRSKC1F Tk9ERVYpOwogCiAJLyogTlVMTCB0ZXJtaW5hdGVkIGFycmF5IHRvIHNhdmUgcGFzc2luZyBzaXpl ICovCiAJY2hhbnMgPSBrY2FsbG9jKG51bW1hcHMgKyAxLCBzaXplb2YoKmNoYW5zKSwgR0ZQX0tF Uk5FTCk7CkBAIC0yOTUsNyArMjk1LDcgQEAgc3RhdGljIHN0cnVjdCBpaW9fY2hhbm5lbCAqb2Zf aWlvX2NoYW5uZWxfZ2V0X2FsbChzdHJ1Y3QgZGV2aWNlICpkZXYpCiAKIHN0YXRpYyBpbmxpbmUg c3RydWN0IGlpb19jaGFubmVsICpvZl9paW9fY2hhbm5lbF9nZXRfYWxsKHN0cnVjdCBkZXZpY2Ug KmRldikKIHsKLQlyZXR1cm4gTlVMTDsKKwlyZXR1cm4gRVJSX1BUUigtRU5PREVWKTsKIH0KIAog I2VuZGlmIC8qIENPTkZJR19PRiAqLwpAQCAtMzYyLDcgKzM2Miw3IEBAIHN0cnVjdCBpaW9fY2hh bm5lbCAqaWlvX2NoYW5uZWxfZ2V0KHN0cnVjdCBkZXZpY2UgKmRldiwKIAlpZiAoZGV2KSB7CiAJ CWNoYW5uZWwgPSBvZl9paW9fY2hhbm5lbF9nZXRfYnlfbmFtZShkZXYtPm9mX25vZGUsCiAJCQkJ CQkgICAgIGNoYW5uZWxfbmFtZSk7Ci0JCWlmIChjaGFubmVsICE9IE5VTEwpCisJCWlmICghSVNf RVJSKGNoYW5uZWwpIHx8IFBUUl9FUlIoY2hhbm5lbCkgPT0gLUVQUk9CRV9ERUZFUikKIAkJCXJl dHVybiBjaGFubmVsOwogCX0KIApAQCAtNDEyLDggKzQxMiw2IEBAIHN0cnVjdCBpaW9fY2hhbm5l bCAqZGV2bV9vZl9paW9fY2hhbm5lbF9nZXRfYnlfbmFtZShzdHJ1Y3QgZGV2aWNlICpkZXYsCiAJ Y2hhbm5lbCA9IG9mX2lpb19jaGFubmVsX2dldF9ieV9uYW1lKG5wLCBjaGFubmVsX25hbWUpOwog CWlmIChJU19FUlIoY2hhbm5lbCkpCiAJCXJldHVybiBjaGFubmVsOwotCWlmICghY2hhbm5lbCkK LQkJcmV0dXJuIEVSUl9QVFIoLUVOT0RFVik7CiAKIAlyZXQgPSBkZXZtX2FkZF9hY3Rpb25fb3Jf cmVzZXQoZGV2LCBkZXZtX2lpb19jaGFubmVsX2ZyZWUsIGNoYW5uZWwpOwogCWlmIChyZXQpCkBA IC00MzYsNyArNDM0LDcgQEAgc3RydWN0IGlpb19jaGFubmVsICppaW9fY2hhbm5lbF9nZXRfYWxs KHN0cnVjdCBkZXZpY2UgKmRldikKIAkJcmV0dXJuIEVSUl9QVFIoLUVJTlZBTCk7CiAKIAljaGFu cyA9IG9mX2lpb19jaGFubmVsX2dldF9hbGwoZGV2KTsKLQlpZiAoY2hhbnMpCisJaWYgKCFJU19F UlIoY2hhbnMpIHx8IFBUUl9FUlIoY2hhbnMpID09IC1FUFJPQkVfREVGRVIpCiAJCXJldHVybiBj aGFuczsKIAogCW5hbWUgPSBkZXZfbmFtZShkZXYpOwotLSAKMi4zNi4xCgoKX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KTGludXgtbWVkaWF0ZWsgbWFpbGlu ZyBsaXN0CkxpbnV4LW1lZGlhdGVrQGxpc3RzLmluZnJhZGVhZC5vcmcKaHR0cDovL2xpc3RzLmlu ZnJhZGVhZC5vcmcvbWFpbG1hbi9saXN0aW5mby9saW51eC1tZWRpYXRlawo=