diff options
| author | Stefan Binding <[email protected]> | 2022-01-21 17:24:26 +0000 |
|---|---|---|
| committer | Mark Brown <[email protected]> | 2022-02-01 16:09:04 +0000 |
| commit | 113962301d2d9a5c11381d9c25ddea7af71be2ff (patch) | |
| tree | 977b99fdc1e085a782658ada82a7b499915a169d /include/linux | |
| parent | 92640f98a78c6a3ea1ca32143144241eceb129bd (diff) | |
spi: Add API to count spi acpi resources
Some ACPI nodes may have more than one Spi Resource.
To be able to handle these case, its necessary to have
a way of counting these resources.
Signed-off-by: Stefan Binding <[email protected]>
Reviewed-by: Hans de Goede <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Mark Brown <[email protected]>
Diffstat (limited to 'include/linux')
| -rw-r--r-- | include/linux/spi/spi.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/spi/spi.h b/include/linux/spi/spi.h index e5bbb9cbd3d7..394b4241d989 100644 --- a/include/linux/spi/spi.h +++ b/include/linux/spi/spi.h @@ -764,6 +764,7 @@ extern void spi_unregister_controller(struct spi_controller *ctlr); extern struct spi_device *acpi_spi_device_alloc(struct spi_controller *ctlr, struct acpi_device *adev, int index); +int acpi_spi_count_resources(struct acpi_device *adev); #endif /* |