Messages in this thread Patch in this message | | | From | Shardar Shariff Md <> | Subject | [PATCH 2/5] i2c: tegra: If fifo flush fails return error | Date | Wed, 31 Aug 2016 18:52:35 +0530 |
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During i2c controller initialization, when fifo flush fails return error instead of returning the error during exit.
Signed-off-by: Shardar Shariff Md <smohammed@nvidia.com>
--- Changes in v11: - Fix smatch error for below warning tegra_i2c_init warn: unused return: err = tegra_i2c_flush_fifos() --- --- drivers/i2c/busses/i2c-tegra.c | 2 ++ 1 file changed, 2 insertions(+)
diff --git a/drivers/i2c/busses/i2c-tegra.c b/drivers/i2c/busses/i2c-tegra.c index e93c72a..07a39b7 100644 --- a/drivers/i2c/busses/i2c-tegra.c +++ b/drivers/i2c/busses/i2c-tegra.c @@ -494,6 +494,8 @@ static int tegra_i2c_init(struct tegra_i2c_dev *i2c_dev) i2c_writel(i2c_dev, val, I2C_FIFO_CONTROL); err = tegra_i2c_flush_fifos(i2c_dev); + if (err) + goto err; if (i2c_dev->is_multimaster_mode && i2c_dev->hw->has_slcg_override_reg) i2c_writel(i2c_dev, I2C_MST_CORE_CLKEN_OVR, I2C_CLKEN_OVERRIDE); -- 1.8.1.5
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