diff options
| author | Derek Basehore <dbasehore@chromium.org> | 2014-09-18 17:18:55 +0200 |
|---|---|---|
| committer | Lee Jones <lee.jones@linaro.org> | 2014-10-06 21:30:04 +0100 |
| commit | 97720706084dd8c45eecc61d39353c7b62939b8f (patch) | |
| tree | a7781b592c496e9d4da720d7d668f6aeaf70b40d /drivers/i2c | |
| parent | 63427530fa7a78b42a19f47fb0c12b303c0666ca (diff) | |
| download | blackbird-obmc-linux-97720706084dd8c45eecc61d39353c7b62939b8f.tar.gz blackbird-obmc-linux-97720706084dd8c45eecc61d39353c7b62939b8f.zip | |
i2c: i2c-cros-ec-tunnel: Set retries to 3
Since the i2c bus can get wedged on the EC sometimes, set the number of retries
to 3. Since we un-wedge the bus immediately after the wedge happens, this is the
correct fix since only one transfer will fail.
Signed-off-by: Derek Basehore <dbasehore@chromium.org>
Reviewed-by: Doug Anderson <dianders@chromium.org>
Acked-by: Wolfram Sang <wsa@the-dreams.de>
Signed-off-by: Javier Martinez Canillas <javier.martinez@collabora.co.uk>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
Diffstat (limited to 'drivers/i2c')
| -rw-r--r-- | drivers/i2c/busses/i2c-cros-ec-tunnel.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/i2c/busses/i2c-cros-ec-tunnel.c b/drivers/i2c/busses/i2c-cros-ec-tunnel.c index 43be23dfb115..8ca5cbbcec91 100644 --- a/drivers/i2c/busses/i2c-cros-ec-tunnel.c +++ b/drivers/i2c/busses/i2c-cros-ec-tunnel.c @@ -16,6 +16,8 @@ #include <linux/platform_device.h> #include <linux/slab.h> +#define I2C_MAX_RETRIES 3 + /** * struct ec_i2c_device - Driver data for I2C tunnel * @@ -290,6 +292,7 @@ static int ec_i2c_probe(struct platform_device *pdev) bus->adap.algo_data = bus; bus->adap.dev.parent = &pdev->dev; bus->adap.dev.of_node = np; + bus->adap.retries = I2C_MAX_RETRIES; err = i2c_add_adapter(&bus->adap); if (err) { |
