From mboxrd@z Thu Jan  1 00:00:00 1970
From: Oliver Neukum <oliver@neukum.org>
Subject: Re: [RFC PATCH] input: Add wiichuck driver
Date: Sat, 14 May 2011 21:17:50 +0200
Message-ID: <201105142117.50529.oliver@neukum.org>
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To: Grant Likely <grant.likely@secretlab.ca>
Cc: Dmitry Torokhov <dmitry.torokhov@gmail.com>, linux-kernel@vger.kernel.org, linux-input@vger.kernel.org

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?

	Regards
		Oliver