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| author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-06-19 21:00:37 +0000 |
|---|---|---|
| committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-06-19 21:00:37 +0000 |
| commit | 94ac2ab3fff96814d7460a27a0e9d004abbd4128 (patch) | |
| tree | 9a4eb8cc234b540b0f4b93363109cdd37a20540b /drivers/iio/accel/bmc150-accel-i2c.c | |
| parent | Adding debian version 6.8.12-1. (diff) | |
| download | linux-94ac2ab3fff96814d7460a27a0e9d004abbd4128.tar.xz linux-94ac2ab3fff96814d7460a27a0e9d004abbd4128.zip | |
Merging upstream version 6.9.2.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'drivers/iio/accel/bmc150-accel-i2c.c')
| -rw-r--r-- | drivers/iio/accel/bmc150-accel-i2c.c | 15 |
1 files changed, 14 insertions, 1 deletions
diff --git a/drivers/iio/accel/bmc150-accel-i2c.c b/drivers/iio/accel/bmc150-accel-i2c.c index ee1ba134ad..1c2e403698 100644 --- a/drivers/iio/accel/bmc150-accel-i2c.c +++ b/drivers/iio/accel/bmc150-accel-i2c.c @@ -224,6 +224,19 @@ static const struct acpi_device_id bmc150_accel_acpi_match[] = { {"BMA250E"}, {"BMC150A"}, {"BMI055A"}, + /* + * The "BOSC0200" identifier used here is not unique to devices using + * bmc150. The same "BOSC0200" identifier is found in the ACPI tables + * of the ASUS ROG ALLY and Ayaneo AIR Plus which both use a Bosch + * BMI323 chip. This creates a conflict with duplicate ACPI identifiers + * which multiple drivers want to use. Fortunately, when the bmc150 + * driver starts to load on the ASUS ROG ALLY, the chip ID check + * portion fails (correctly) because the chip IDs received (via i2c) + * are unique between bmc150 and bmi323 and a dmesg output similar to + * this: "bmc150_accel_i2c i2c-BOSC0200:00: Invalid chip 0" can be + * seen. This allows the bmi323 driver to take over for ASUS ROG ALLY, + * and other devices using the bmi323 chip. + */ {"BOSC0200"}, {"BSBA0150"}, {"DUAL250E"}, @@ -266,7 +279,7 @@ static struct i2c_driver bmc150_accel_driver = { .driver = { .name = "bmc150_accel_i2c", .of_match_table = bmc150_accel_of_match, - .acpi_match_table = ACPI_PTR(bmc150_accel_acpi_match), + .acpi_match_table = bmc150_accel_acpi_match, .pm = &bmc150_accel_pm_ops, }, .probe = bmc150_accel_probe, |