On Sat, May 14, 2011 at 9:17 PM, Oliver Neukum <oliver@xxxxxxxxxx> wrote:
> Am Donnerstag, 12. Mai 2011, 06:29:44 schrieb Grant Likely:
>> +static void wiichuck_poll(struct input_polled_dev *poll_dev)
>> +{
>> + struct wiichuck_device *wiichuck = poll_dev->private;
>> + struct i2c_client *i2c = wiichuck->i2c_client;
>> + static uint8_t cmd_byte = 0;
>> + struct i2c_msg cmd_msg =
>> + { .addr = i2c->addr, .len = 1, .buf = &cmd_byte };
>> + uint8_t b[6];
>> + struct i2c_msg data_msg =
>> + { .addr = i2c->addr, .flags = I2C_M_RD, .len = 6, .buf = b };
>
>
> Do you need these buffers to be capable of DMA?
Good point. Yes, these buffers should be DMA capable. I'll pull them
off the stack.
g.
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