diff options
author | Hauke Mehrtens <hauke@hauke-m.de> | 2014-10-27 23:02:08 +0000 |
---|---|---|
committer | Hauke Mehrtens <hauke@hauke-m.de> | 2014-10-27 23:02:08 +0000 |
commit | 7fc9bb1acac85c3267eaa1263ae66dcd2c5fe65f (patch) | |
tree | 1181c8927553d85ada9ddf83a1d554cd000ae451 /target/linux/bcm53xx/patches-3.18/402-mtd-spi-nor-allow-NULL-as-spi_device_id-in-spi_nor_s.patch | |
parent | d8d692342f35d7e61a1d998bcb0f8d060da073d2 (diff) | |
download | master-31e0f0ae-7fc9bb1acac85c3267eaa1263ae66dcd2c5fe65f.tar.gz master-31e0f0ae-7fc9bb1acac85c3267eaa1263ae66dcd2c5fe65f.tar.bz2 master-31e0f0ae-7fc9bb1acac85c3267eaa1263ae66dcd2c5fe65f.zip |
bcm53xx: initial support for kernel 3.18
This adds initial support for kernel 3.18.
Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
SVN-Revision: 43097
Diffstat (limited to 'target/linux/bcm53xx/patches-3.18/402-mtd-spi-nor-allow-NULL-as-spi_device_id-in-spi_nor_s.patch')
-rw-r--r-- | target/linux/bcm53xx/patches-3.18/402-mtd-spi-nor-allow-NULL-as-spi_device_id-in-spi_nor_s.patch | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/target/linux/bcm53xx/patches-3.18/402-mtd-spi-nor-allow-NULL-as-spi_device_id-in-spi_nor_s.patch b/target/linux/bcm53xx/patches-3.18/402-mtd-spi-nor-allow-NULL-as-spi_device_id-in-spi_nor_s.patch new file mode 100644 index 0000000000..de1e506255 --- /dev/null +++ b/target/linux/bcm53xx/patches-3.18/402-mtd-spi-nor-allow-NULL-as-spi_device_id-in-spi_nor_s.patch @@ -0,0 +1,46 @@ +--- a/drivers/mtd/spi-nor/spi-nor.c ++++ b/drivers/mtd/spi-nor/spi-nor.c +@@ -926,29 +926,23 @@ int spi_nor_scan(struct spi_nor *nor, co + if (ret) + return ret; + +- info = (void *)id->driver_data; +- +- if (info->jedec_id) { +- const struct spi_device_id *jid; +- +- jid = nor->read_id(nor); +- if (IS_ERR(jid)) { +- return PTR_ERR(jid); +- } else if (jid != id) { +- /* +- * JEDEC knows better, so overwrite platform ID. We +- * can't trust partitions any longer, but we'll let +- * mtd apply them anyway, since some partitions may be +- * marked read-only, and we don't want to lose that +- * information, even if it's not 100% accurate. +- */ +- dev_warn(dev, "found %s, expected %s\n", +- jid->name, id->name); +- id = jid; +- info = (void *)jid->driver_data; ++ if (id) { ++ info = (void *)id->driver_data; ++ if (info->jedec_id) { ++ dev_warn(dev, ++ "passed SPI device ID (%s) contains JEDEC, ignoring it, driver should be fixed!\n", ++ id->name); ++ id = NULL; + } + } + ++ if (!id) { ++ id = nor->read_id(nor); ++ if (IS_ERR(id)) ++ return PTR_ERR(id); ++ } ++ info = (void *)id->driver_data; ++ + mutex_init(&nor->lock); + + /* |