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cdx: Register cdx bus as a device on cdx subsystem

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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>
This commit is contained in:
Abhijit Gangurde
2023-10-17 21:35:02 +05:30
committed by Greg Kroah-Hartman
parent e3ed12f37e
commit ce558a391d
4 changed files with 93 additions and 7 deletions
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7
drivers/cdx/controller/cdx_controller.c
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@@ -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);