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| author |   Dmitry Osipenko <digetx@gmail.com> | 2020-09-30 01:18:47 +0300 |
|---|---|---|
| committer |   Wolfram Sang <wsa@kernel.org> | 2020-10-05 22:57:39 +0200 |
| commit | ed022e5dd3a044b95a68d685d2d2871ce31351df (patch) | |
| tree | 271dfc3e4693996ab6886d0e9716f5f3b77c67aa /drivers/i2c | |
| parent | i2c: tegra: Handle potential error of tegra_i2c_flush_fifos() (diff) | |
| download | wireguard-linux-ed022e5dd3a044b95a68d685d2d2871ce31351df.tar.xz wireguard-linux-ed022e5dd3a044b95a68d685d2d2871ce31351df.zip | |
i2c: tegra: Mask interrupt in tegra_i2c_issue_bus_clear()
The tegra_i2c_issue_bus_clear() may fail and in this case BUS_CLR_DONE
stays unmasked. Hence let's mask it for consistency. This patch doesn't
fix any known problems.
Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com>
Reviewed-by: Thierry Reding <treding@nvidia.com>
Tested-by: Thierry Reding <treding@nvidia.com>
Signed-off-by: Dmitry Osipenko <digetx@gmail.com>
Signed-off-by: Wolfram Sang <wsa@kernel.org>
Diffstat (limited to 'drivers/i2c')
| -rw-r--r-- | drivers/i2c/busses/i2c-tegra.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/i2c/busses/i2c-tegra.c b/drivers/i2c/busses/i2c-tegra.c index 88d6e7bb14a2..1d1ce266255a 100644 --- a/drivers/i2c/busses/i2c-tegra.c +++ b/drivers/i2c/busses/i2c-tegra.c @@ -1149,6 +1149,8 @@ static int tegra_i2c_issue_bus_clear(struct i2c_adapter *adap) time_left = tegra_i2c_wait_completion_timeout( i2c_dev, &i2c_dev->msg_complete, 50); + tegra_i2c_mask_irq(i2c_dev, I2C_INT_BUS_CLR_DONE); + if (time_left == 0) { dev_err(i2c_dev->dev, "timed out for bus clear\n"); return -ETIMEDOUT; |