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authorThomas Gleixner <tglx@linutronix.de>2018-08-05 16:39:29 +0200
committerThomas Gleixner <tglx@linutronix.de>2018-08-05 16:39:29 +0200
commitf2701b77bbd992f3df4631de8493f21db0830452 (patch)
treeb05b2bf8b47002ae81c79aaa9de2a311b8ee075e /drivers/i2c/algos/i2c-algo-bit.c
parent18b57ce2eb8c8b9a24174a89250cf5f57c76ecdc (diff)
parentacb1872577b346bd15ab3a3f8dff780d6cca4b70 (diff)
Merge 4.18-rc7 into master to pick up the KVM dependcy
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
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)