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| author |   Ruslan Babayev <ruslan@babayev.com> | 2019-05-28 16:02:32 -0700 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2019-05-30 11:27:46 -0700 |
| commit | 1e91a2e5d827e643cbabad66d133f155a7fcb0de (patch) | |
| tree | 7071fef48f4b3e36381f0c0d278da546592afbca /drivers | |
| parent | net: phy: tja11xx: Switch to HWMON_CHANNEL_INFO() (diff) | |
| download | linux-dev-1e91a2e5d827e643cbabad66d133f155a7fcb0de.tar.xz linux-dev-1e91a2e5d827e643cbabad66d133f155a7fcb0de.zip | |
i2c: acpi: export i2c_acpi_find_adapter_by_handle
This allows drivers to lookup i2c adapters on ACPI based systems similar to
of_get_i2c_adapter_by_node() with DT based systems.
Signed-off-by: Ruslan Babayev <ruslan@babayev.com>
Cc: xe-linux-external@cisco.com
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/i2c/i2c-core-acpi.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/i2c/i2c-core-acpi.c b/drivers/i2c/i2c-core-acpi.c index 272800692088..964687534754 100644 --- a/drivers/i2c/i2c-core-acpi.c +++ b/drivers/i2c/i2c-core-acpi.c @@ -337,7 +337,7 @@ static int i2c_acpi_find_match_device(struct device *dev, void *data) return ACPI_COMPANION(dev) == data; } -static struct i2c_adapter *i2c_acpi_find_adapter_by_handle(acpi_handle handle) +struct i2c_adapter *i2c_acpi_find_adapter_by_handle(acpi_handle handle) { struct device *dev; @@ -345,6 +345,7 @@ static struct i2c_adapter *i2c_acpi_find_adapter_by_handle(acpi_handle handle) i2c_acpi_find_match_adapter); return dev ? i2c_verify_adapter(dev) : NULL; } +EXPORT_SYMBOL_GPL(i2c_acpi_find_adapter_by_handle); static struct i2c_client *i2c_acpi_find_client_by_adev(struct acpi_device *adev) { |