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| author | Ben Hutchings <ben@decadent.org.uk> | 2014-09-29 11:47:54 +0200 |
|---|---|---|
| committer | Brian Norris <computersforpeace@gmail.com> | 2014-10-17 09:29:21 -0700 |
| commit | 70f3ce0510afdad7cbaf27ab7ab961377205c782 (patch) | |
| tree | 29df1a4e2259f90e0d2a1d35a7c8484688dc6253 /drivers/mtd/spi-nor/spi-nor.c | |
| parent | 90e55b3812a1245bb674afcc4410ddba7db402f6 (diff) | |
| download | op-kernel-dev-70f3ce0510afdad7cbaf27ab7ab961377205c782.zip op-kernel-dev-70f3ce0510afdad7cbaf27ab7ab961377205c782.tar.gz | |
mtd: spi-nor: make spi_nor_scan() take a chip type name, not spi_device_id
Drivers currently call spi_nor_match_id() and then spi_nor_scan().
This adds a dependency on struct spi_device_id which we want to
avoid. Make spi_nor_scan() do it for them.
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
Signed-off-by: Brian Norris <computersforpeace@gmail.com>
Diffstat (limited to 'drivers/mtd/spi-nor/spi-nor.c')
| -rw-r--r-- | drivers/mtd/spi-nor/spi-nor.c | 13 |
1 files changed, 9 insertions, 4 deletions
diff --git a/drivers/mtd/spi-nor/spi-nor.c b/drivers/mtd/spi-nor/spi-nor.c index ae16aa2..5c8e399 100644 --- a/drivers/mtd/spi-nor/spi-nor.c +++ b/drivers/mtd/spi-nor/spi-nor.c @@ -28,6 +28,8 @@ #define JEDEC_MFR(_jedec_id) ((_jedec_id) >> 16) +static const struct spi_device_id *spi_nor_match_id(const char *name); + /* * Read the status register, returning its value in the location * Return the status register value. @@ -911,9 +913,9 @@ static int spi_nor_check(struct spi_nor *nor) return 0; } -int spi_nor_scan(struct spi_nor *nor, const struct spi_device_id *id, - enum read_mode mode) +int spi_nor_scan(struct spi_nor *nor, const char *name, enum read_mode mode) { + const struct spi_device_id *id = NULL; struct flash_info *info; struct device *dev = nor->dev; struct mtd_info *mtd = nor->mtd; @@ -925,6 +927,10 @@ int spi_nor_scan(struct spi_nor *nor, const struct spi_device_id *id, if (ret) return ret; + id = spi_nor_match_id(name); + if (!id) + return -ENOENT; + info = (void *)id->driver_data; if (info->jedec_id) { @@ -1113,7 +1119,7 @@ int spi_nor_scan(struct spi_nor *nor, const struct spi_device_id *id, } EXPORT_SYMBOL_GPL(spi_nor_scan); -const struct spi_device_id *spi_nor_match_id(char *name) +static const struct spi_device_id *spi_nor_match_id(const char *name) { const struct spi_device_id *id = spi_nor_ids; @@ -1124,7 +1130,6 @@ const struct spi_device_id *spi_nor_match_id(char *name) } return NULL; } -EXPORT_SYMBOL_GPL(spi_nor_match_id); MODULE_LICENSE("GPL"); MODULE_AUTHOR("Huang Shijie <shijie8@gmail.com>"); |
