[PATCH v3 5/7] mtd: spi-nor: add a helper to find the spi_device_id
From: Huang Shijie <hidden>
Date: 2013-12-16 08:58:48
Also in:
linux-spi
Subsystem:
memory technology devices (mtd), spi nor subsystem, the rest · Maintainers:
Miquel Raynal, Richard Weinberger, Vignesh Raghavendra, Pratyush Yadav, Michael Walle, Linus Torvalds
Add the spi_nor_match_id() to find the proper spi_device_id in the spi_nor_ids table. Signed-off-by: Huang Shijie <redacted> --- drivers/mtd/spi-nor/spi-nor.c | 12 ++++++++++++ include/linux/mtd/spi-nor.h | 1 + 2 files changed, 13 insertions(+), 0 deletions(-)
diff --git a/drivers/mtd/spi-nor/spi-nor.c b/drivers/mtd/spi-nor/spi-nor.c
index eb72bce..268d019 100644
--- a/drivers/mtd/spi-nor/spi-nor.c
+++ b/drivers/mtd/spi-nor/spi-nor.c@@ -1081,6 +1081,18 @@ int spi_nor_scan(struct spi_nor *nor, const struct spi_device_id *id, return 0; } +const struct spi_device_id * spi_nor_match_id(char *name) +{ + const struct spi_device_id *id = spi_nor_ids; + + while (id->name[0]) { + if (!strcmp(name, id->name)) + return id; + id++; + } + return NULL; +} + MODULE_LICENSE("GPL"); MODULE_AUTHOR("Freescale Semiconductor Inc."); MODULE_DESCRIPTION("framework for SPI NOR nor");
diff --git a/include/linux/mtd/spi-nor.h b/include/linux/mtd/spi-nor.h
index a0c2a8b..7ed66d1 100644
--- a/include/linux/mtd/spi-nor.h
+++ b/include/linux/mtd/spi-nor.h@@ -162,5 +162,6 @@ struct spi_nor { int spi_nor_scan(struct spi_nor *nor, const struct spi_device_id *id, enum read_mode mode); extern const struct spi_device_id spi_nor_ids[]; +const struct spi_device_id * spi_nor_match_id(char *name); #endif
--
1.7.2.rc3