struct flexcop_device *fc = i2c_get_adapdata(i2c_adap);
int i, ret = 0;
+ /* Some drivers use 1 byte or 0 byte reads as probes, which this
+ * driver doesn't support. These probes will always fail, so this
+ * hack makes them always succeed. If one knew how, it would of
+ * course be better to actually do the read. */
+ if (num == 1 && msgs[0].flags == I2C_M_RD && msgs[0].len <= 1)
+ return 1;
+
if (mutex_lock_interruptible(&fc->i2c_mutex))
return -ERESTARTSYS;