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Tue, 10 Dec 2019 06:11:09 -0800 Received: from ASHBMBX8.ad.analog.com (10.64.17.5) by ASHBMBX8.ad.analog.com (10.64.17.5) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.1779.2; Tue, 10 Dec 2019 09:11:08 -0500 Received: from zeus.spd.analog.com (10.64.82.11) by ASHBMBX8.ad.analog.com (10.64.17.5) with Microsoft SMTP Server id 15.1.1779.2 via Frontend Transport; Tue, 10 Dec 2019 09:11:08 -0500 Received: from saturn.ad.analog.com ([10.48.65.121]) by zeus.spd.analog.com (8.15.1/8.15.1) with ESMTP id xBAEB4Wa010212; Tue, 10 Dec 2019 09:11:05 -0500 From: Alexandru Ardelean To: , CC: , , , , Alexandru Ardelean Subject: [PATCH] Input: ads7846: use new `delay` structure for SPI transfer delays Date: Tue, 10 Dec 2019 16:11:03 +0200 Message-ID: <20191210141103.15910-1-alexandru.ardelean@analog.com> X-Mailer: git-send-email 2.20.1 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain X-ADIRoutedOnPrem: True X-EOPAttributedMessage: 0 X-MS-Office365-Filtering-HT: Tenant X-Forefront-Antispam-Report: CIP:137.71.25.55;IPV:NLI;CTRY:US;EFV:NLI;SFV:NSPM;SFS:(10009020)(376002)(136003)(39860400002)(346002)(396003)(199004)(189003)(478600001)(7636002)(2616005)(70206006)(246002)(8936002)(336012)(186003)(86362001)(26005)(8676002)(426003)(5660300002)(316002)(36756003)(2906002)(44832011)(7696005)(1076003)(356004)(70586007)(110136005)(107886003)(54906003)(4326008)(81973001);DIR:OUT;SFP:1101;SCL:1;SRVR:MN2PR03MB5278;H:nwd2mta1.analog.com;FPR:;SPF:Pass;LANG:en;PTR:nwd2mail10.analog.com;A:1;MX:1; X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id: 3165ce8d-3454-49f6-ea42-08d77d7acea5 X-MS-TrafficTypeDiagnostic: MN2PR03MB5278: X-Microsoft-Antispam-PRVS: X-MS-Oob-TLC-OOBClassifiers: OLM:826; X-Forefront-PRVS: 02475B2A01 X-MS-Exchange-SenderADCheck: 1 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: gWlCN34nroZekYSJvqQvzq8dRVyd/9oSJkXD076RPraRQKdwT8vSdpk7H71MBzIOfC2dv+QuQP7Q5wjIWQsUAnWZMQu3eWZaFH+qvehXrTv562VP0KP6GuXI0MrcXEddqMry0joTqKnijXvYv2UApNxAFY57OIytxgz8MgwXihKg32zwjVYNuJD3SdgzWhKwhlMYXAPTzN8M7lLzrrJKkgOmHKEzFQ0hY3TAOc+JlKS+uIEidNls4X4Dqs0tOJ3yfY/jnrieqZRX5stMfYvb3XkJQPL5iwUZipVIW+9SFtYHxiKQFP+Z5x643REFeevMaw+v7IF4Q8lu/n82AH0HOyW5SJf6sc9T265W85hOIdwxNpdFAUnFNPmaafce6fN28jglvG0gekuDgA+gzpqWzGJstCrM4stAJbDHv/u2tSf3dBGH3Z4UHDalRF2bC4phudfMGtrqzqL9j5cCV37PmxvO9lBcyDr5c3lx9wli5qk= X-OriginatorOrg: analog.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 10 Dec 2019 14:11:10.1265 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 3165ce8d-3454-49f6-ea42-08d77d7acea5 X-MS-Exchange-CrossTenant-Id: eaa689b4-8f87-40e0-9c6f-7228de4d754a X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=eaa689b4-8f87-40e0-9c6f-7228de4d754a;Ip=[137.71.25.55];Helo=[nwd2mta1.analog.com] X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: MN2PR03MB5278 X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.95,18.0.572 definitions=2019-12-10_03:2019-12-10,2019-12-10 signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 adultscore=0 bulkscore=0 priorityscore=1501 lowpriorityscore=0 malwarescore=0 phishscore=0 impostorscore=0 mlxscore=0 clxscore=1011 mlxlogscore=999 spamscore=0 suspectscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-1910280000 definitions=main-1912100122 Sender: linux-input-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-input@vger.kernel.org In a recent change to the SPI subsystem [1], a new `delay` struct was added to replace the `delay_usecs`. This change replaces the current `delay_usecs` with `delay` for this driver. The `spi_transfer_delay_exec()` function [in the SPI framework] makes sure that both `delay_usecs` & `delay` are used (in this order to preserve backwards compatibility). [1] commit bebcfd272df6485 ("spi: introduce `delay` field for `spi_transfer` + spi_transfer_delay_exec()") Signed-off-by: Alexandru Ardelean --- drivers/input/touchscreen/ads7846.c | 15 ++++++++++----- 1 file changed, 10 insertions(+), 5 deletions(-) diff --git a/drivers/input/touchscreen/ads7846.c b/drivers/input/touchscreen/ads7846.c index 51ddb204ca1b..8fd7fc39c4fd 100644 --- a/drivers/input/touchscreen/ads7846.c +++ b/drivers/input/touchscreen/ads7846.c @@ -333,7 +333,8 @@ static int ads7846_read12_ser(struct device *dev, unsigned command) req->xfer[1].len = 2; /* for 1uF, settle for 800 usec; no cap, 100 usec. */ - req->xfer[1].delay_usecs = ts->vref_delay_usecs; + req->xfer[1].delay.value = ts->vref_delay_usecs; + req->xfer[1].delay.unit = SPI_DELAY_UNIT_USECS; spi_message_add_tail(&req->xfer[1], &req->msg); /* Enable reference voltage */ @@ -1018,7 +1019,8 @@ static void ads7846_setup_spi_msg(struct ads7846 *ts, * have had enough time to stabilize. */ if (pdata->settle_delay_usecs) { - x->delay_usecs = pdata->settle_delay_usecs; + x->delay.value = pdata->settle_delay_usecs; + x->delay.unit = SPI_DELAY_UNIT_USECS; x++; x->tx_buf = &packet->read_y; @@ -1061,7 +1063,8 @@ static void ads7846_setup_spi_msg(struct ads7846 *ts, /* ... maybe discard first sample ... */ if (pdata->settle_delay_usecs) { - x->delay_usecs = pdata->settle_delay_usecs; + x->delay.value = pdata->settle_delay_usecs; + x->delay.unit = SPI_DELAY_UNIT_USECS; x++; x->tx_buf = &packet->read_x; @@ -1094,7 +1097,8 @@ static void ads7846_setup_spi_msg(struct ads7846 *ts, /* ... maybe discard first sample ... */ if (pdata->settle_delay_usecs) { - x->delay_usecs = pdata->settle_delay_usecs; + x->delay.value = pdata->settle_delay_usecs; + x->delay.unit = SPI_DELAY_UNIT_USECS; x++; x->tx_buf = &packet->read_z1; @@ -1125,7 +1129,8 @@ static void ads7846_setup_spi_msg(struct ads7846 *ts, /* ... maybe discard first sample ... */ if (pdata->settle_delay_usecs) { - x->delay_usecs = pdata->settle_delay_usecs; + x->delay.value = pdata->settle_delay_usecs; + x->delay.unit = SPI_DELAY_UNIT_USECS; x++; x->tx_buf = &packet->read_z2; -- 2.20.1