Don't read/write whole EEPROM if not necessary when printing / updating EEPROM layout fields. Only read/write layout.data_size bytes.
Signed-off-by: Marek Behún kabel@kernel.org --- cmd/eeprom.c | 11 ++--------- 1 file changed, 2 insertions(+), 9 deletions(-)
diff --git a/cmd/eeprom.c b/cmd/eeprom.c index c76cf43157..9c4af88738 100644 --- a/cmd/eeprom.c +++ b/cmd/eeprom.c @@ -311,16 +311,10 @@ static int do_eeprom_rw(struct eeprom_dev_spec *dev, bool read, static int do_eeprom_layout(struct eeprom_dev_spec *dev, int layout_ver, struct eeprom_layout *layout) { - int ret; - - ret = eeprom_read(dev->i2c_addr, 0, eeprom_buf, CONFIG_SYS_EEPROM_SIZE); - if (ret) - return ret; - eeprom_layout_setup(layout, eeprom_buf, CONFIG_SYS_EEPROM_SIZE, layout_ver);
- return 0; + return eeprom_read(dev->i2c_addr, 0, eeprom_buf, layout->data_size); }
static int do_eeprom_print(struct eeprom_dev_spec *dev, int layout_ver) @@ -351,8 +345,7 @@ static int do_eeprom_update(struct eeprom_dev_spec *dev, int layout_ver, if (ret) return CMD_RET_FAILURE;
- return eeprom_write(dev->i2c_addr, 0, layout.data, - CONFIG_SYS_EEPROM_SIZE); + return eeprom_write(dev->i2c_addr, 0, layout.data, layout.data_size); }
#endif