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Received: from nwd2mta2.analog.com (137.71.25.57) by CY1NAM02FT048.mail.protection.outlook.com (10.152.74.227) with Microsoft SMTP Server (version=TLS1_0, cipher=TLS_RSA_WITH_AES_256_CBC_SHA) id 15.20.2263.17 via Frontend Transport; Fri, 13 Sep 2019 08:46:45 +0000 Received: from NWD2HUBCAS7.ad.analog.com (nwd2hubcas7.ad.analog.com [10.64.69.107]) by nwd2mta2.analog.com (8.13.8/8.13.8) with ESMTP id x8D8kdtm030741 (version=TLSv1/SSLv3 cipher=AES256-SHA bits=256 verify=OK); Fri, 13 Sep 2019 01:46:39 -0700 Received: from saturn.ad.analog.com (10.48.65.123) by NWD2HUBCAS7.ad.analog.com (10.64.69.107) with Microsoft SMTP Server id 14.3.408.0; Fri, 13 Sep 2019 04:46:44 -0400 From: Alexandru Ardelean To: , , , , , CC: , , , , , , , Alexandru Ardelean Subject: [RFC PATCH 13/15] spi: spidev: use new `delay` field for spi transfers Date: Fri, 13 Sep 2019 14:45:48 +0300 Message-ID: <20190913114550.956-14-alexandru.ardelean@analog.com> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20190913114550.956-1-alexandru.ardelean@analog.com> References: <20190913114550.956-1-alexandru.ardelean@analog.com> MIME-Version: 1.0 X-ADIRoutedOnPrem: True X-EOPAttributedMessage: 0 X-MS-Office365-Filtering-HT: Tenant X-Forefront-Antispam-Report: CIP:137.71.25.57; IPV:NLI; CTRY:US; EFV:NLI; SFV:NSPM; SFS:(10009020)(39860400002)(136003)(346002)(376002)(396003)(189003)(199004)(1076003)(5660300002)(11346002)(446003)(107886003)(336012)(50466002)(2616005)(26005)(7696005)(76176011)(305945005)(51416003)(8936002)(36756003)(7636002)(50226002)(14444005)(7416002)(2906002)(186003)(426003)(4326008)(2870700001)(44832011)(8676002)(126002)(110136005)(246002)(106002)(2201001)(70206006)(70586007)(486006)(478600001)(47776003)(316002)(476003)(48376002)(356004)(86362001)(54906003)(81973001)(2101003); DIR:OUT; SFP:1101; SCL:1; SRVR:MN2PR03MB4877; H:nwd2mta2.analog.com; FPR:; SPF:Pass; LANG:en; PTR:nwd2mail11.analog.com; MX:1; A:1; X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id: 1ed6d18b-f31e-450f-ed63-08d73826e85c X-Microsoft-Antispam: BCL:0; PCL:0; RULEID:(2390118)(7020095)(4652040)(8989299)(4534185)(4627221)(201703031133081)(201702281549075)(8990200)(5600166)(711020)(4605104)(4709080)(1401327)(4618075)(2017052603328); SRVR:MN2PR03MB4877; X-MS-TrafficTypeDiagnostic: MN2PR03MB4877: X-Microsoft-Antispam-PRVS: X-MS-Oob-TLC-OOBClassifiers: OLM:4941; X-Forefront-PRVS: 0159AC2B97 X-MS-Exchange-SenderADCheck: 1 X-Microsoft-Antispam-Message-Info: 2O8ulFftCn2n2WSMY4L5G3L+F1FkZhoTnzRNtDcALnw4uc3PlQ+YllsumUzig3VDQ2u/vfGTWvEYE25Nu3+gWUSOaakM1Eram6bNg99eZnfIlyOY8DrwKtFiKynEuAQTIGcN29tD4tP9XB/zUjBErX6GzftNtC3DtGib8RqlbwVj3XgMFLAT/rbZ/b0WZwL055Y9qi47clPH3ixWoEFqbQ8vyoGfHDCZRfA5BgrQHQro9d1qvDjaHRWAMoDC6ZweprGUOLBgc7DS7fgcGS3VmETG0K9aMZ7y2E0e0sn6GYSTcHuGHctap+A7W8Z1tqAaoZiiNKMRtxYSi8agtjwHO9Gv8fhJLPWYQbnsCAQUbY+8luTyXeWCpOAb8wxK5O4VB7XVnips8BT3xh7cc6uvlZtDewKOybFvj4H+vkKxVzE= X-OriginatorOrg: analog.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 13 Sep 2019 08:46:45.3210 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 1ed6d18b-f31e-450f-ed63-08d73826e85c X-MS-Exchange-CrossTenant-Id: eaa689b4-8f87-40e0-9c6f-7228de4d754a X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=eaa689b4-8f87-40e0-9c6f-7228de4d754a; Ip=[137.71.25.57]; Helo=[nwd2mta2.analog.com] X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: MN2PR03MB4877 X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.70,1.0.8 definitions=2019-09-13_05:2019-09-11,2019-09-13 signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 spamscore=0 clxscore=1015 malwarescore=0 priorityscore=1501 mlxscore=0 lowpriorityscore=0 bulkscore=0 suspectscore=0 phishscore=0 impostorscore=0 mlxlogscore=690 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-1908290000 definitions=main-1909130083 Sender: linux-tegra-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-tegra@vger.kernel.org The `delay` field has type `struct spi_delay`. This allows users to specify nano-second or clock-cycle delays (if needed). Converting to use `delay` is straightforward: it's just assigning the value to `delay.value` and hard-coding the `delay.unit` to `SPI_DELAY_UNIT_USECS`. This keeps the uapi for spidev un-changed. Changing it can be part of another changeset and discussion. Signed-off-by: Alexandru Ardelean --- drivers/spi/spidev.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/spi/spidev.c b/drivers/spi/spidev.c index 495319c2fa11..6b6afd27f4a1 100644 --- a/drivers/spi/spidev.c +++ b/drivers/spi/spidev.c @@ -265,7 +265,8 @@ static int spidev_message(struct spidev_data *spidev, k_tmp->tx_nbits = u_tmp->tx_nbits; k_tmp->rx_nbits = u_tmp->rx_nbits; k_tmp->bits_per_word = u_tmp->bits_per_word; - k_tmp->delay_usecs = u_tmp->delay_usecs; + k_tmp->delay.value = u_tmp->delay_usecs; + k_tmp->delay.unit = SPI_DELAY_UNIT_USECS; k_tmp->speed_hz = u_tmp->speed_hz; k_tmp->word_delay.value = u_tmp->word_delay_usecs; k_tmp->word_delay.unit = SPI_DELAY_UNIT_USECS;