sfc: Read-to-clear LM87 alarm/interrupt status at start of day

We do not want to shut down the board based on a fault that has
already been cleared.

Signed-off-by: Ben Hutchings <bhutchings@solarflare.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Ben Hutchings 2010-12-02 13:46:31 +00:00 committed by David S. Miller
parent 71839f7d16
commit adc1d23411
1 changed files with 4 additions and 0 deletions

View File

@ -99,6 +99,10 @@ static int efx_init_lm87(struct efx_nic *efx, struct i2c_board_info *info,
if (!client)
return -EIO;
/* Read-to-clear alarm/interrupt status */
i2c_smbus_read_byte_data(client, LM87_REG_ALARMS1);
i2c_smbus_read_byte_data(client, LM87_REG_ALARMS2);
rc = efx_poke_lm87(client, reg_values);
if (rc)
goto err;