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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2018-07-16 09:04:54 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2018-07-16 09:04:54 +0200
commit83cf9cd6d50ed4f7e6ae265e80e38b235c792f5f (patch)
tree6016c386c321cd6a3e8575e01ed9f10834fc5081 /drivers/i2c/algos/i2c-algo-bit.c
parent34bcfdac8c92cc7971254ba5856afd12047c50b2 (diff)
parent9d3cce1e8b8561fed5f383d22a4d6949db4eadbe (diff)
Merge 4.18-rc5 into char-misc-next
We want the char-misc fixes in here as well. Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/i2c/algos/i2c-algo-bit.c')
-rw-r--r--drivers/i2c/algos/i2c-algo-bit.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/i2c/algos/i2c-algo-bit.c b/drivers/i2c/algos/i2c-algo-bit.c
index 4a34f311e1ff..6ec65adaba49 100644
--- a/drivers/i2c/algos/i2c-algo-bit.c
+++ b/drivers/i2c/algos/i2c-algo-bit.c
@@ -647,10 +647,10 @@ static int __i2c_bit_add_bus(struct i2c_adapter *adap,
if (bit_adap->getscl == NULL)
adap->quirks = &i2c_bit_quirk_no_clk_stretch;
- /* Bring bus to a known state. Looks like STOP if bus is not free yet */
- setscl(bit_adap, 1);
- udelay(bit_adap->udelay);
- setsda(bit_adap, 1);
+ /*
+ * We tried forcing SCL/SDA to an initial state here. But that caused a
+ * regression, sadly. Check Bugzilla #200045 for details.
+ */
ret = add_adapter(adap);
if (ret < 0)