Add the spi_nor_match_id() to find the proper spi_device_id
in the spi_nor_ids table.
Signed-off-by: Huang Shijie <b32955@xxxxxxxxxxxxx>
---
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
--
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