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Date: Mon, 5 Oct 2020 21:01:36 +0530 Message-ID: <20201005153138.6437-14-p.yadav@ti.com> X-Mailer: git-send-email 2.28.0 In-Reply-To: <20201005153138.6437-1-p.yadav@ti.com> References: <20201005153138.6437-1-p.yadav@ti.com> MIME-Version: 1.0 X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20201005_113226_863593_15CBE2A4 X-CRM114-Status: GOOD ( 12.54 ) X-Spam-Score: -3.2 (---) X-Spam-Report: SpamAssassin version 3.4.4 on merlin.infradead.org summary: Content analysis details: (-3.2 points) pts rule name description ---- ---------------------- -------------------------------------------------- -2.3 RCVD_IN_DNSWL_MED RBL: Sender listed at https://www.dnswl.org/, medium trust [198.47.19.141 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 -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain -0.1 DKIM_VALID_EF Message has a valid DKIM or DK signature from envelope-from domain -0.7 DKIMWL_WL_HIGH DKIMwl.org - High trust sender X-BeenThere: linux-mtd@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux MTD discussion mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Boris Brezillon , Sekhar Nori , Pratyush Yadav Sender: "linux-mtd" Errors-To: linux-mtd-bounces+incoming=patchwork.ozlabs.org@lists.infradead.org On resume, the init procedure will be run that will re-enable it. Signed-off-by: Pratyush Yadav Reviewed-by: Tudor Ambarus --- drivers/mtd/spi-nor/core.c | 15 +++++++++++++++ 1 file changed, 15 insertions(+) diff --git a/drivers/mtd/spi-nor/core.c b/drivers/mtd/spi-nor/core.c index feb4310ff6dc..ff592468cc15 100644 --- a/drivers/mtd/spi-nor/core.c +++ b/drivers/mtd/spi-nor/core.c @@ -3217,6 +3217,20 @@ static void spi_nor_soft_reset(struct spi_nor *nor) usleep_range(SPI_NOR_SRST_SLEEP_MIN, SPI_NOR_SRST_SLEEP_MAX); } +/* mtd suspend handler */ +static int spi_nor_suspend(struct mtd_info *mtd) +{ + struct spi_nor *nor = mtd_to_spi_nor(mtd); + int ret; + + /* Disable octal DTR mode if we enabled it. */ + ret = spi_nor_octal_dtr_enable(nor, false); + if (ret) + dev_err(nor->dev, "suspend() failed\n"); + + return ret; +} + /* mtd resume handler */ static void spi_nor_resume(struct mtd_info *mtd) { @@ -3420,6 +3434,7 @@ int spi_nor_scan(struct spi_nor *nor, const char *name, mtd->size = nor->params->size; mtd->_erase = spi_nor_erase; mtd->_read = spi_nor_read; + mtd->_suspend = spi_nor_suspend; mtd->_resume = spi_nor_resume; if (nor->params->locking_ops) {