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authorBen Hutchings <ben@decadent.org.uk>2014-09-30 03:15:04 +0100
committerBrian Norris <computersforpeace@gmail.com>2014-10-21 22:29:10 -0700
commite66fcf722a74786c500957608f3230e843960b42 (patch)
treeff160a4b8f64c0024cfb77d86434584162bb2b29
parent8c98d2554f715260efb3e779a9cfe045c4af8aa0 (diff)
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spi-nor: Remove spi_nor::read_id operation
There is currently no useful way to override the default implementation of this operation. The returned struct spi_device_id must have a pointer to struct flash_info in its private data, but this structure is defined inside spi-nor. Signed-off-by: Ben Hutchings <ben@decadent.org.uk> Signed-off-by: Brian Norris <computersforpeace@gmail.com>
-rw-r--r--drivers/mtd/spi-nor/spi-nor.c4
-rw-r--r--include/linux/mtd/spi-nor.h3
2 files changed, 1 insertions, 6 deletions
diff --git a/drivers/mtd/spi-nor/spi-nor.c b/drivers/mtd/spi-nor/spi-nor.c
index c51ee52386a7..a98c134e51b6 100644
--- a/drivers/mtd/spi-nor/spi-nor.c
+++ b/drivers/mtd/spi-nor/spi-nor.c
@@ -904,8 +904,6 @@ static int spi_nor_check(struct spi_nor *nor)
return -EINVAL;
}
- if (!nor->read_id)
- nor->read_id = spi_nor_read_id;
if (!nor->wait_till_ready)
nor->wait_till_ready = spi_nor_wait_till_ready;
@@ -935,7 +933,7 @@ int spi_nor_scan(struct spi_nor *nor, const char *name, enum read_mode mode)
if (info->jedec_id) {
const struct spi_device_id *jid;
- jid = nor->read_id(nor);
+ jid = spi_nor_read_id(nor);
if (IS_ERR(jid)) {
return PTR_ERR(jid);
} else if (jid != id) {
diff --git a/include/linux/mtd/spi-nor.h b/include/linux/mtd/spi-nor.h
index 046a0a2e4c4e..2f27713b3ae1 100644
--- a/include/linux/mtd/spi-nor.h
+++ b/include/linux/mtd/spi-nor.h
@@ -139,8 +139,6 @@ enum spi_nor_ops {
* @write_xfer: [OPTIONAL] the writefundamental primitive
* @read_reg: [DRIVER-SPECIFIC] read out the register
* @write_reg: [DRIVER-SPECIFIC] write data to the register
- * @read_id: [REPLACEABLE] read out the ID data, and find
- * the proper spi_device_id
* @wait_till_ready: [REPLACEABLE] wait till the NOR becomes ready
* @read: [DRIVER-SPECIFIC] read data from the SPI NOR
* @write: [DRIVER-SPECIFIC] write data to the SPI NOR
@@ -172,7 +170,6 @@ struct spi_nor {
int (*read_reg)(struct spi_nor *nor, u8 opcode, u8 *buf, int len);
int (*write_reg)(struct spi_nor *nor, u8 opcode, u8 *buf, int len,
int write_enable);
- const struct spi_device_id *(*read_id)(struct spi_nor *nor);
int (*wait_till_ready)(struct spi_nor *nor);
int (*read)(struct spi_nor *nor, loff_t from,