diff options
| author | Vadim Pasternak <vadimp@nvidia.com> | 2023-08-22 11:34:46 +0000 |
|---|---|---|
| committer | Hans de Goede <hdegoede@redhat.com> | 2023-08-23 17:31:29 +0200 |
| commit | 1316e0af2dc08591bed4715e887a1dbf46efd29b (patch) | |
| tree | f9c0b41723f7d8512a28e3889a8964b1c5ba8f64 /drivers/platform | |
| parent | 222954493cafda3b25aa1c467c9e5eb77474abb9 (diff) | |
platform: mellanox: mlx-platform: Introduce ACPI init flow
Introduce support for ACPI initialization flow - add ACPI match hook.
Signed-off-by: Vadim Pasternak <vadimp@nvidia.com>
Reviewed-by: Michael Shych <michaelsh@nvidia.com>
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Link: https://lore.kernel.org/r/20230822113451.13785-12-vadimp@nvidia.com
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Diffstat (limited to 'drivers/platform')
| -rw-r--r-- | drivers/platform/x86/Kconfig | 1 | ||||
| -rw-r--r-- | drivers/platform/x86/mlx-platform.c | 12 |
2 files changed, 13 insertions, 0 deletions
diff --git a/drivers/platform/x86/Kconfig b/drivers/platform/x86/Kconfig index 228fadb1c037..b94e23e84af0 100644 --- a/drivers/platform/x86/Kconfig +++ b/drivers/platform/x86/Kconfig @@ -965,6 +965,7 @@ config SERIAL_MULTI_INSTANTIATE config MLX_PLATFORM tristate "Mellanox Technologies platform support" + depends on ACPI depends on I2C select REGMAP help diff --git a/drivers/platform/x86/mlx-platform.c b/drivers/platform/x86/mlx-platform.c index 73f887614e04..7a15b918bf6e 100644 --- a/drivers/platform/x86/mlx-platform.c +++ b/drivers/platform/x86/mlx-platform.c @@ -6396,9 +6396,14 @@ static int mlxplat_probe(struct platform_device *pdev) { unsigned int hotplug_resources_size = 0; struct resource *hotplug_resources = NULL; + struct acpi_device *acpi_dev; struct mlxplat_priv *priv; int i, err; + acpi_dev = ACPI_COMPANION(&pdev->dev); + if (acpi_dev) + mlxplat_dev = pdev; + err = mlxplat_pre_init(&hotplug_resources, &hotplug_resources_size); if (err) return err; @@ -6476,9 +6481,16 @@ static int mlxplat_remove(struct platform_device *pdev) return 0; } +static const struct acpi_device_id mlxplat_acpi_table[] = { + { "MLNXBF49", 0 }, + {} +}; +MODULE_DEVICE_TABLE(acpi, mlxplat_acpi_table); + static struct platform_driver mlxplat_driver = { .driver = { .name = "mlxplat", + .acpi_match_table = mlxplat_acpi_table, .probe_type = PROBE_FORCE_SYNCHRONOUS, }, .probe = mlxplat_probe, |