luck/tmp_suning_uos_patched
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i2c-viapro: Don't log nacks

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Transactions not acked can happen every now and then, in particular
during device detection, and various transaction types can be used for
this purpose. So stop logging this event, except when debugging is
enabled. This is what other similar drivers (e.g. i2c-i801 or
i2c-piix4) do.

Signed-off-by: Jean Delvare <khali@linux-fr.org>
This commit is contained in:
Jean Delvare 2010-10-24 18:16:59 +02:00 committed by Jean Delvare
parent db79f2a1d2
commit bf5d95c826
1 changed files with 1 additions and 7 deletions
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8
drivers/i2c/busses/i2c-viapro.c
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@ -185,14 +185,8 @@ static int vt596_transaction(u8 size)
}
if (temp & 0x04) {
int read = inb_p(SMBHSTADD) & 0x01;
result = -ENXIO;
/* The quick and receive byte commands are used to probe
for chips, so errors are expected, and we don't want
to frighten the user. */
if (!((size == VT596_QUICK && !read) ||
(size == VT596_BYTE && read)))
dev_err(&vt596_adapter.dev, "Transaction error!\n");
dev_dbg(&vt596_adapter.dev, "No response\n");
}
/* Resetting status register */