| Message ID | 20220822195725.12656-4-asmaa@nvidia.com |
|---|---|
| State | Superseded |
| Headers | show |
| Series | None | expand |
diff --git a/drivers/i2c/busses/i2c-mlxbf.c b/drivers/i2c/busses/i2c-mlxbf.c index 087a70981283..da0bdbd66e2e 100644 --- a/drivers/i2c/busses/i2c-mlxbf.c +++ b/drivers/i2c/busses/i2c-mlxbf.c @@ -662,7 +662,7 @@ static int mlxbf_i2c_smbus_enable(struct mlxbf_i2c_priv *priv, u8 slave, /* Clear status bits. */ writel(0x0, priv->smbus->io + MLXBF_I2C_SMBUS_MASTER_STATUS); /* Set the cause data. */ - writel(~0x0, priv->smbus->io + MLXBF_I2C_CAUSE_OR_CLEAR); + writel(~0x0, priv->mst_cause->io + MLXBF_I2C_CAUSE_OR_CLEAR); /* Zero PEC byte. */ writel(0x0, priv->smbus->io + MLXBF_I2C_SMBUS_MASTER_PEC); /* Zero byte count. */
Correct the base address used during io write. This bug had no impact over the overall functionality of the read and write transactions. MLXBF_I2C_CAUSE_OR_CLEAR=0x18 so writing to (smbus->io + 0x18) instead of (mst_cause->ioi + 0x18) actually writes to the sc_low_timeout register which just sets the timeout value before a read/write aborts. Fixes: b5b5b32081cd206b (i2c: mlxbf: I2C SMBus driver for Mellanox BlueField SoC) Signed-off-by: Asmaa Mnebhi <asmaa@nvidia.com> --- drivers/i2c/busses/i2c-mlxbf.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)