From mboxrd@z Thu Jan 1 00:00:00 1970 From: Miquel Raynal Date: Sat, 29 Sep 2018 12:58:24 +0200 Subject: [U-Boot] [PATCH v12 2/8] mtd: uclass: add probe function In-Reply-To: <20180929105830.13530-1-miquel.raynal@bootlin.com> References: <20180929105830.13530-1-miquel.raynal@bootlin.com> Message-ID: <20180929105830.13530-3-miquel.raynal@bootlin.com> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: u-boot@lists.denx.de The user might want to trigger the probe of any MTD device, export these functions so they can be called from a command source file. Signed-off-by: Miquel Raynal Acked-by: Jagan Teki Reviewed-by: Stefan Roese Reviewed-by: Boris Brezillon --- drivers/mtd/mtd-uclass.c | 16 ++++++++++++++++ include/mtd.h | 2 ++ 2 files changed, 18 insertions(+) diff --git a/drivers/mtd/mtd-uclass.c b/drivers/mtd/mtd-uclass.c index 9ca049c437..5418217431 100644 --- a/drivers/mtd/mtd-uclass.c +++ b/drivers/mtd/mtd-uclass.c @@ -5,9 +5,25 @@ #include #include +#include #include #include +/** + * mtd_probe - Probe the device @dev if not already done + * + * @dev: U-Boot device to probe + * + * @return 0 on success, an error otherwise. + */ +int mtd_probe(struct udevice *dev) +{ + if (device_active(dev)) + return 0; + + return device_probe(dev); +} + /* * Implement a MTD uclass which should include most flash drivers. * The uclass private is pointed to mtd_info. diff --git a/include/mtd.h b/include/mtd.h index 9e5c807294..75aca262d4 100644 --- a/include/mtd.h +++ b/include/mtd.h @@ -8,4 +8,6 @@ #include +int mtd_probe(struct udevice *dev); + #endif /* _MTD_H_ */ -- 2.17.1