Commit 833c2c08 authored Oct 22, 2019 by Dmitry Torokhov

Input: st1232 - note that the receive buffer is DMA-safe



The receiving buffer is allocated separately from the main driver
data structure, and is naturally DMA-safe, so mark it as such when
building I2C transfer message.

Tested-by: Matthias Fend <Matthias.Fend@wolfvision.net>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>

parent b67b6f59

drivers/input/touchscreen/st1232.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -66,7 +66,7 @@ static int st1232_ts_read_data(struct st1232_ts_data *ts)
		},
		{
		.addr = client->addr,
		.flags = I2C_M_RD,
		.flags = I2C_M_RD \| I2C_M_DMA_SAFE,
		.len = ts->read_buf_len,
		.buf = ts->read_buf,
		}

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