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| author | Abhijit Gangurde <abhijit.gangurde@amd.com> | 2023-10-17 21:35:02 +0530 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2023-10-27 13:23:24 +0200 |
| commit | ce558a391d80b9f47a462107977e8e81fe2f2962 (patch) | |
| tree | 898cccb9a2bc7c4385d088a258dbcf446e8fb01c /drivers/cdx/controller/cdx_controller.c | |
| parent | e3ed12f37e261a0b35cf0b4ae505adf7ea0f48ec (diff) | |
| download | lwn-ce558a391d80b9f47a462107977e8e81fe2f2962.tar.gz lwn-ce558a391d80b9f47a462107977e8e81fe2f2962.zip | |
cdx: Register cdx bus as a device on cdx subsystem
While scanning for CDX devices, register newly discovered bus as a
cdx device. CDX device attributes are visible based on device type.
Signed-off-by: Abhijit Gangurde <abhijit.gangurde@amd.com>
Link: https://lore.kernel.org/r/20231017160505.10640-5-abhijit.gangurde@amd.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/cdx/controller/cdx_controller.c')
| -rw-r--r-- | drivers/cdx/controller/cdx_controller.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/cdx/controller/cdx_controller.c b/drivers/cdx/controller/cdx_controller.c index 3f86663fbacf..b4e0d6b40339 100644 --- a/drivers/cdx/controller/cdx_controller.c +++ b/drivers/cdx/controller/cdx_controller.c @@ -79,8 +79,14 @@ static int cdx_scan_devices(struct cdx_controller *cdx) num_cdx_bus = (u8)ret; for (bus_num = 0; bus_num < num_cdx_bus; bus_num++) { + struct device *bus_dev; u8 num_cdx_dev; + /* Add the bus on cdx subsystem */ + bus_dev = cdx_bus_add(cdx, bus_num); + if (!bus_dev) + continue; + /* MCDI FW Read: Fetch the number of devices present */ ret = cdx_mcdi_get_num_devs(cdx_mcdi, bus_num); if (ret < 0) { @@ -103,6 +109,7 @@ static int cdx_scan_devices(struct cdx_controller *cdx) continue; } dev_params.cdx = cdx; + dev_params.parent = bus_dev; /* Add the device to the cdx bus */ ret = cdx_device_add(&dev_params); |