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authorDmitry Osipenko <digetx@gmail.com>2020-09-30 01:18:47 +0300
committerWolfram Sang <wsa@kernel.org>2020-10-05 23:57:39 +0300
commited022e5dd3a044b95a68d685d2d2871ce31351df (patch)
tree271dfc3e4693996ab6886d0e9716f5f3b77c67aa /drivers/i2c
parentc5418d4cc9f028f3f0fc61c62c781e020113108f (diff)
downloadlinux-ed022e5dd3a044b95a68d685d2d2871ce31351df.tar.xz
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.c2
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;