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Received: from nwd2mta2.analog.com (137.71.25.57) by CY1NAM02FT060.mail.protection.outlook.com (10.152.74.252) with Microsoft SMTP Server (version=TLS1_0, cipher=TLS_RSA_WITH_AES_256_CBC_SHA) id 15.20.2284.25 via Frontend Transport; Thu, 26 Sep 2019 10:52:38 +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 x8QAqcBE014819 (version=TLSv1/SSLv3 cipher=AES256-SHA bits=256 verify=OK); Thu, 26 Sep 2019 03:52:38 -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; Thu, 26 Sep 2019 06:52:37 -0400 From: Alexandru Ardelean To: , , , , , Subject: [PATCH v4 11/19] spi: tegra20-sflash: use to new `spi_transfer_delay_exec` Date: Thu, 26 Sep 2019 13:51:39 +0300 Message-ID: <20190926105147.7839-12-alexandru.ardelean@analog.com> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20190926105147.7839-1-alexandru.ardelean@analog.com> References: <20190926105147.7839-1-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; 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Ip=[137.71.25.57]; Helo=[nwd2mta2.analog.com] X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: CH2PR03MB5176 X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.95,1.0.8 definitions=2019-09-26_05:2019-09-25,2019-09-26 signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 impostorscore=0 mlxlogscore=999 clxscore=1015 mlxscore=0 suspectscore=0 lowpriorityscore=0 priorityscore=1501 adultscore=0 spamscore=0 malwarescore=0 bulkscore=0 phishscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-1908290000 definitions=main-1909260103 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190926_035244_437288_2C471E4A X-CRM114-Status: GOOD ( 13.82 ) X-Spam-Score: -0.7 (/) X-Spam-Report: SpamAssassin version 3.4.2 on bombadil.infradead.org summary: Content analysis details: (-0.7 points) pts rule name description ---- ---------------------- -------------------------------------------------- -0.7 RCVD_IN_DNSWL_LOW RBL: Sender listed at https://www.dnswl.org/, low trust [148.163.139.77 listed in list.dnswl.org] -0.0 SPF_PASS SPF: sender matches SPF record 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: f.fainelli@gmail.com, baolin.wang@linaro.org, zhang.lyra@gmail.com, linus.walleij@linaro.org, broonie@kernel.org, orsonzhai@gmail.com, Alexandru Ardelean , jic23@kernel.org Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org This conversion to the spi_transfer_delay_exec() helper is not straightforward, as it seems that when a delay is present, the controller issues a command, and then a delay is followed. This change adds support for the new `delay` field which is of type `spi_delay` and keeps backwards compatibility with the old `delay_usecs` field. Signed-off-by: Alexandru Ardelean --- drivers/spi/spi-tegra20-sflash.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/drivers/spi/spi-tegra20-sflash.c b/drivers/spi/spi-tegra20-sflash.c index cd714a4f52c6..ff1933e55830 100644 --- a/drivers/spi/spi-tegra20-sflash.c +++ b/drivers/spi/spi-tegra20-sflash.c @@ -341,10 +341,11 @@ static int tegra_sflash_transfer_one_message(struct spi_master *master, goto exit; } msg->actual_length += xfer->len; - if (xfer->cs_change && xfer->delay_usecs) { + if (xfer->cs_change && + (xfer->delay_usecs || xfer->delay.value)) { tegra_sflash_writel(tsd, tsd->def_command_reg, SPI_COMMAND); - udelay(xfer->delay_usecs); + spi_transfer_delay_exec(xfer); } } ret = 0;