[Linux-stm32] [PATCH] i2c: stm32f7: remove noisy and imprecise log messages
Wolfram Sang
wsa at kernel.org
Tue Nov 30 09:38:16 UTC 2021
The log messages talk about 'bus recovery' while it is not a bus
recovery with 9 pulses but merely a controller reset. Controller resets
are not worth log messages. The 'bus busy' message should be emitted by
upper layers, a busy bus may be expectected in some cases.
Signed-off-by: Wolfram Sang <wsa at kernel.org>
---
Alain, do you agree? Only compile tested.
drivers/i2c/busses/i2c-stm32f7.c | 8 +-------
1 file changed, 1 insertion(+), 7 deletions(-)
diff --git a/drivers/i2c/busses/i2c-stm32f7.c b/drivers/i2c/busses/i2c-stm32f7.c
index b9b19a2a2ffa..e0e7d0001cbc 100644
--- a/drivers/i2c/busses/i2c-stm32f7.c
+++ b/drivers/i2c/busses/i2c-stm32f7.c
@@ -832,8 +832,6 @@ static int stm32f7_i2c_release_bus(struct i2c_adapter *i2c_adap)
{
struct stm32f7_i2c_dev *i2c_dev = i2c_get_adapdata(i2c_adap);
- dev_info(i2c_dev->dev, "Trying to recover bus\n");
-
stm32f7_i2c_clr_bits(i2c_dev->base + STM32F7_I2C_CR1,
STM32F7_I2C_CR1_PE);
@@ -854,13 +852,9 @@ static int stm32f7_i2c_wait_free_bus(struct stm32f7_i2c_dev *i2c_dev)
if (!ret)
return 0;
- dev_info(i2c_dev->dev, "bus busy\n");
-
ret = stm32f7_i2c_release_bus(&i2c_dev->adap);
- if (ret) {
- dev_err(i2c_dev->dev, "Failed to recover the bus (%d)\n", ret);
+ if (ret)
return ret;
- }
return -EBUSY;
}
--
2.30.2
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