Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit 1698ed9f authored by Wolfram Sang's avatar Wolfram Sang Committed by Greg Kroah-Hartman
Browse files

i2c: tegra: use core to detect 'no zero length' quirk 



[ Upstream commit c96c0f2683804b710531e7b754dcd02b5ded6d4a ]

And don't reimplement in the driver.

Signed-off-by: default avatarWolfram Sang <wsa+renesas@sang-engineering.com>
Acked-by: default avatarJon Hunter <jonathanh@nvidia.com>
Signed-off-by: default avatarWolfram Sang <wsa@the-dreams.de>
Signed-off-by: default avatarSasha Levin <sashal@kernel.org>
parent d5111665

drivers/i2c/busses/i2c-tegra.c

+1 −3
Original line number Diff line number Diff line
@@ -684,9 +684,6 @@ static int tegra_i2c_xfer_msg(struct tegra_i2c_dev *i2c_dev, 


	tegra_i2c_flush_fifos(i2c_dev);



	if (msg->len == 0)

		return -EINVAL;



	i2c_dev->msg_buf = msg->buf;

	i2c_dev->msg_buf_remaining = msg->len;

	i2c_dev->msg_err = I2C_ERR_NONE;
@@ -831,6 +828,7 @@ static const struct i2c_algorithm tegra_i2c_algo = { 


/* payload size is only 12 bit */

static const struct i2c_adapter_quirks tegra_i2c_quirks = {

	.flags = I2C_AQ_NO_ZERO_LEN,

	.max_read_len = 4096,

	.max_write_len = 4096 - 12,

};