diff options
| author | Nogah Frankel <nogahf@mellanox.com> | 2016-07-21 13:03:09 +0300 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2016-07-25 09:11:58 +0300 |
| commit | 57d316ba2017d824ed0fd95fc98b020c834023a1 (patch) | |
| tree | 2256a8bd7035cec8669b15694235c023cf99df76 /drivers/net/ethernet/mellanox/mlxsw/cmd.h | |
| parent | bfe9b9d2df669a57a95d641ed46eb018e204c6ce (diff) | |
| download | linux-57d316ba2017d824ed0fd95fc98b020c834023a1.tar.xz | |
mlxsw: pci: Add resources query implementation.
Add resources query implementation. If exists, query the HW for its
builtin resources instead of having them as consts in the code.
Signed-off-by: Nogah Frankel <nogahf@mellanox.com>
Reviewed-by: Ido Schimmel <idosch@mellanox.com>
Signed-off-by: Jiri Pirko <jiri@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/mellanox/mlxsw/cmd.h')
| -rw-r--r-- | drivers/net/ethernet/mellanox/mlxsw/cmd.h | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/drivers/net/ethernet/mellanox/mlxsw/cmd.h b/drivers/net/ethernet/mellanox/mlxsw/cmd.h index f9cd6e3f7709..28271bedd957 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/cmd.h +++ b/drivers/net/ethernet/mellanox/mlxsw/cmd.h @@ -105,6 +105,7 @@ enum mlxsw_cmd_opcode { MLXSW_CMD_OPCODE_SW2HW_EQ = 0x013, MLXSW_CMD_OPCODE_HW2SW_EQ = 0x014, MLXSW_CMD_OPCODE_QUERY_EQ = 0x015, + MLXSW_CMD_OPCODE_QUERY_RESOURCES = 0x101, }; static inline const char *mlxsw_cmd_opcode_str(u16 opcode) @@ -144,6 +145,8 @@ static inline const char *mlxsw_cmd_opcode_str(u16 opcode) return "HW2SW_EQ"; case MLXSW_CMD_OPCODE_QUERY_EQ: return "QUERY_EQ"; + case MLXSW_CMD_OPCODE_QUERY_RESOURCES: + return "QUERY_RESOURCES"; default: return "*UNKNOWN*"; } @@ -500,6 +503,35 @@ static inline int mlxsw_cmd_unmap_fa(struct mlxsw_core *mlxsw_core) return mlxsw_cmd_exec_none(mlxsw_core, MLXSW_CMD_OPCODE_UNMAP_FA, 0, 0); } +/* QUERY_RESOURCES - Query chip resources + * -------------------------------------- + * OpMod == 0 (N/A) , INMmod is index + * ---------------------------------- + * The QUERY_RESOURCES command retrieves information related to chip resources + * by resource ID. Every command returns 32 entries. INmod is being use as base. + * for example, index 1 will return entries 32-63. When the tables end and there + * are no more sources in the table, will return resource id 0xFFF to indicate + * it. + */ +static inline int mlxsw_cmd_query_resources(struct mlxsw_core *mlxsw_core, + char *out_mbox, int index) +{ + return mlxsw_cmd_exec_out(mlxsw_core, MLXSW_CMD_OPCODE_QUERY_RESOURCES, + 0, index, false, out_mbox, + MLXSW_CMD_MBOX_SIZE); +} + +/* cmd_mbox_query_resource_id + * The resource id. 0xFFFF indicates table's end. + */ +MLXSW_ITEM32_INDEXED(cmd_mbox, query_resource, id, 0x00, 16, 16, 0x8, 0, false); + +/* cmd_mbox_query_resource_data + * The resource + */ +MLXSW_ITEM64_INDEXED(cmd_mbox, query_resource, data, + 0x00, 0, 40, 0x8, 0, false); + /* CONFIG_PROFILE (Set) - Configure Switch Profile * ------------------------------ * OpMod == 1 (Set), INMmod == 0 (N/A) |