Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67;
From:   <Tudor.Ambarus@microchip.com>
To:     <broonie@kernel.org>, <robh+dt@kernel.org>, <mark.rutland@arm.com>,
        <Nicolas.Ferre@microchip.com>, <alexandre.belloni@bootlin.com>,
        <Ludovic.Desroches@microchip.com>, <bbrezillon@kernel.org>,
        <Cyrille.Pitchen@microchip.com>, <bugalski.piotr@gmail.com>
CC:     <linux-spi@vger.kernel.org>, <devicetree@vger.kernel.org>,
        <linux-arm-kernel@lists.infradead.org>,
        <linux-kernel@vger.kernel.org>, <linux-mtd@lists.infradead.org>,
        <Tudor.Ambarus@microchip.com>
Subject: [PATCH v3 06/13] spi: atmel-quadspi: return appropriate error code
Thread-Topic: [PATCH v3 06/13] spi: atmel-quadspi: return appropriate error
 code
Thread-Index: AQHUuqzP3o+BJj+KVEmV9ZSLE3DYYQ==
Date:   Sat, 2 Feb 2019 04:07:27 +0000
Message-ID: <20190202040653.1217-7-tudor.ambarus@microchip.com>
References: <20190202040653.1217-1-tudor.ambarus@microchip.com>
In-Reply-To: <20190202040653.1217-1-tudor.ambarus@microchip.com>
Accept-Language: en-US
Content-Language: en-US
x-ms-exchange-messagesentrepresentingtype: 1
x-mailer: git-send-email 2.9.5
x-originating-ip: [188.25.201.137]
x-ms-publictraffictype: Email
x-microsoft-exchange-diagnostics: 1;BN6PR11MB1300;6:84o0bsYq6K52D3EarS6hP5RvX8lDVMY2VsBw2wcFchIHAJf2bIuh1tNm3sNyVCAGJjTNBWl3b4th3XRPw72DCr0sJsri/JO34mfb/7d6rYxochgPVeF2HbddU3XjIqslbQ+z4H2VpCIpETG8w0E+uQXVGfcutDPNxN0xtFqAxUnZdr1WS5ay7WUkbuYzrvmhEt5l4hKdvWrd+V9VRngwKLiwhuHE0jvlheVfCx8rn0enddXsaZLllvL11mlTawNDrrmQWAJoW6eVbJIMU3r7a0IYLI4h2ka1Sf+tG55Fh9RG0fasu4uAFoq3AAXxNZPkhOrXa7ORet7764ZGteSmyovF97J4aOSFWJ0FwTdq28DYkiqUkFO2ledGFNxnlvEKExUhk0/A2EwfR1txm2g4SE5pGPxFX1lx2sx1Kxo1vSqZyZo++cs8rNlQcIsidLSNy6qx0MrqW/MwjFyaEdpaOQ==;5:hbXm7s5zl5I9fPCfXRqdoQxFU+VHX6S5CNu8o5IpjTSNEADomq33YYeWwBSuqBN0NTfafFdDAAiivOl/myGR+tF2IEDHfgBN56eIAmlXb+lIzH40SECW0coNYRxStthVxv5mh8VEiMGH0rw6mJImMm26v3MeipC6kgNSQxSjiCbnqfS6mDKwo/FVe0XU884naQtYLFvRGbWw3sO9qik+gA==;7:eHUWDHRErYljTPUViERrObfAm/zmTt6RdnKSCJ+N3kKHmpozmbGymfwKx8WpFK3frnMQxBLZoyZ8c3v7X5cMmrR1XTlYHPGzYJZmZLTaXIctjUfC8B3UNKpSJbmb/u1EAIm6+PyEDPFF7BS6HTXrVA==
x-ms-office365-filtering-correlation-id: 669bd50b-6762-4342-d830-08d688c3f1ab
x-microsoft-antispam: BCL:0;PCL:0;RULEID:(2390118)(7020095)(4652040)(8989299)(4534185)(4627221)(201703031133081)(201702281549075)(8990200)(5600110)(711020)(4605077)(2017052603328)(7153060)(7193020);SRVR:BN6PR11MB1300;
x-ms-traffictypediagnostic: BN6PR11MB1300:
x-microsoft-antispam-prvs: <BN6PR11MB130082EBD3FF899749DC666EF0930@BN6PR11MB1300.namprd11.prod.outlook.com>
x-forefront-prvs: 09368DB063
x-forefront-antispam-report: SFV:NSPM;SFS:(10009020)(39860400002)(376002)(366004)(346002)(136003)(396003)(199004)(189003)(14454004)(52116002)(50226002)(105586002)(6436002)(102836004)(72206003)(81156014)(81166006)(2906002)(26005)(7736002)(478600001)(3846002)(6116002)(53936002)(256004)(106356001)(8936002)(68736007)(36756003)(97736004)(76176011)(107886003)(4326008)(39060400002)(2616005)(99286004)(476003)(446003)(86362001)(66066001)(71200400001)(11346002)(7416002)(71190400001)(6486002)(4744005)(6512007)(316002)(110136005)(1076003)(305945005)(186003)(8676002)(2501003)(25786009)(486006)(54906003)(386003)(6506007);DIR:OUT;SFP:1101;SCL:1;SRVR:BN6PR11MB1300;H:BN6PR11MB1842.namprd11.prod.outlook.com;FPR:;SPF:None;LANG:en;PTR:InfoNoRecords;A:1;MX:1;
received-spf: None (protection.outlook.com: microchip.com does not designate
 permitted sender hosts)
x-ms-exchange-senderadcheck: 1
x-microsoft-antispam-message-info: IfHKrUy0hmkoFoQbLmv3stDkzI2C21O1pkmzNMLEy20YSJJNx3A3maKUFjLF8TBuYZ+9nfagktoe4rdg4qvMmJ9CNS5sDaIvWIpbbleKqRfLyHggz4qaYFaQW+NuQcpJSy28nHOPMr2DobiUeNxprSszx9eXgj/C7O6JpxeLKg12RAy/WEITA4BlUAdzqmkv3uuqQqK9c810oheGNfIDDUpcPEkCqeU/k4VKDdsc2pjtR6jb1kPvHub7fN2je0ReTg/eY3C1kqYS98VeerA7111IQEUpo5GT3ArA8ja8Q1EU2j/YvQEUGCx9lC8ffxq5CH+PimEDCdBKhTZII4iLIE0GPdQolVg9F9a1D0uO8hwbXu4GqkURHLDfYvAkXXr3a7uLgYF4nYA7/Vc1VPpwoJVXN9XxCSyY8uDKJKYNLYc=
Content-Type: text/plain; charset="iso-8859-1"
Content-Transfer-Encoding: quoted-printable
MIME-Version: 1.0
X-MS-Exchange-CrossTenant-Network-Message-Id: 669bd50b-6762-4342-d830-08d688c3f1ab
X-MS-Exchange-CrossTenant-originalarrivaltime: 02 Feb 2019 04:07:25.3698
 (UTC)
X-MS-Exchange-CrossTenant-fromentityheader: Hosted
X-MS-Exchange-CrossTenant-mailboxtype: HOSTED
X-MS-Exchange-CrossTenant-id: 3f4057f3-b418-4d4e-ba84-d55b4e897d88
X-MS-Exchange-Transport-CrossTenantHeadersStamped: BN6PR11MB1300
X-OriginatorOrg: microchip.com
Sender: linux-kernel-owner@vger.kernel.org
Precedence: bulk
List-ID: <linux-kernel.vger.kernel.org>
X-Mailing-List: linux-kernel@vger.kernel.org

From: Tudor Ambarus <tudor.ambarus@microchip.com>

Return -ENOTSUPP when atmel_qspi_find_mode() fails. Propagate
the error in atmel_qspi_exec_op().

Signed-off-by: Tudor Ambarus <tudor.ambarus@microchip.com>
Reviewed-by: Boris Brezillon <bbrezillon@kernel.org>
---
v3: no change
v2: collect R-b

 drivers/spi/atmel-quadspi.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/spi/atmel-quadspi.c b/drivers/spi/atmel-quadspi.c
index dbc2c65abc86..80b77eb4ec5e 100644
--- a/drivers/spi/atmel-quadspi.c
+++ b/drivers/spi/atmel-quadspi.c
@@ -198,7 +198,7 @@ static int atmel_qspi_find_mode(const struct spi_mem_op=
 *op)
 		if (atmel_qspi_is_compatible(op, &sama5d2_qspi_modes[i]))
 			return i;
=20
-	return -1;
+	return -ENOTSUPP;
 }
=20
 static bool atmel_qspi_supports_op(struct spi_mem *mem,
@@ -236,7 +236,7 @@ static int atmel_qspi_exec_op(struct spi_mem *mem, cons=
t struct spi_mem_op *op)
=20
 	mode =3D atmel_qspi_find_mode(op);
 	if (mode < 0)
-		return -ENOTSUPP;
+		return mode;
=20
 	ifr |=3D sama5d2_qspi_modes[mode].config;
=20
--=20
2.9.5