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drivers: minimize additional I2C retries

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This commit is contained in:
Daniel Agar
2021-08-17 09:54:50 -04:00
parent 8a8171c7aa
commit cb610caf1e
18 changed files with 44 additions and 109 deletions
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src/drivers/barometer/lps22hb/LPS22HB_I2C.cpp
+2 -4
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@@ -72,20 +72,18 @@ int LPS22HB_I2C::probe()
{
uint8_t id = 0;
_retries = 10;
if (read(WHO_AM_I, &id, 1)) {
DEVICE_DEBUG("read_reg fail");
return -EIO;
}
_retries = 2;
if (id != LPS22HB_ID_WHO_AM_I) {
DEVICE_DEBUG("ID byte mismatch (%02x != %02x)", LPS22HB_ID_WHO_AM_I, id);
return -EIO;
}
_retries = 1;
return PX4_OK;
}