Linux kernel mirror (for testing) git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel os linux

fwctl/mlx5: Add Adjacent function query commands and their scope

MLX5_CMD_OP_QUERY_ADJACENT_FUNCTIONS_ID:
- Query Adjacent functions (PFs/VFs) of the function calling FW.

MLX5_CMD_OP_DELEGATE_VHCA_MANAGEMENT:
- Delegates own VFs to be managed/seen by other adjacent PFs

MLX5_CMD_OP_QUERY_DELEGATED_VHCA:
- Query current function delegation state.

Link: https://patch.msgid.link/r/20250908165256.1255985-3-saeed@kernel.org
Signed-off-by: Saeed Mahameed <saeedm@nvidia.com>
Reviewed-by: Dave Jiang <dave.jiang@intel.com>
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>

authored by

Saeed Mahameed and committed by
Jason Gunthorpe
e7085be8 cb81f72f

+6
+6
drivers/fwctl/mlx5/main.c
··· 58 58 MLX5_CMD_OP_QUERY_DC_CNAK_TRACE = 0x716, 59 59 MLX5_CMD_OP_QUERY_NVMF_BACKEND_CONTROLLER = 0x722, 60 60 MLX5_CMD_OP_QUERY_NVMF_NAMESPACE_CONTEXT = 0x728, 61 + MLX5_CMD_OP_QUERY_ADJACENT_FUNCTIONS_ID = 0x730, 62 + MLX5_CMD_OP_DELEGATE_VHCA_MANAGEMENT = 0x731, 63 + MLX5_CMD_OP_QUERY_DELEGATED_VHCA = 0x732, 61 64 MLX5_CMD_OP_QUERY_BURST_SIZE = 0x813, 62 65 MLX5_CMD_OP_QUERY_DIAGNOSTIC_PARAMS = 0x819, 63 66 MLX5_CMD_OP_SET_DIAGNOSTIC_PARAMS = 0x820, ··· 200 197 case MLX5_CMD_OP_QUERY_OTHER_HCA_CAP: 201 198 case MLX5_CMD_OP_QUERY_ROCE_ADDRESS: 202 199 case MLX5_CMD_OPCODE_QUERY_VUID: 200 + case MLX5_CMD_OP_DELEGATE_VHCA_MANAGEMENT: 203 201 /* 204 202 * FW limits SET_HCA_CAP on the tools UID to only the other function 205 203 * mode which is used for function pre-configuration ··· 286 282 case MLX5_CMD_OP_QUERY_XRQ: 287 283 case MLX5_CMD_OP_USER_QUERY_XRQ_DC_PARAMS_ENTRY: 288 284 case MLX5_CMD_OP_USER_QUERY_XRQ_ERROR_PARAMS: 285 + case MLX5_CMD_OP_QUERY_ADJACENT_FUNCTIONS_ID: 286 + case MLX5_CMD_OP_QUERY_DELEGATED_VHCA: 289 287 return scope >= FWCTL_RPC_DEBUG_READ_ONLY; 290 288 291 289 case MLX5_CMD_OP_SET_DIAGNOSTIC_PARAMS: