From e5ba7803baea3dda36251ed2e2f55b884b0e18fa Mon Sep 17 00:00:00 2001 From: Vadim Pasternak Date: Sun, 3 Mar 2019 09:12:11 +0000 Subject: mlxsw: core: Move resource query API to common location Move mlxsw_pci_resources_query() to a common location to allow reuse by the different drivers and over all the supported physical buses. Rename it to mlxsw_core_resources_query(). Signed-off-by: Vadim Pasternak Acked-by: Jiri Pirko Signed-off-by: Ido Schimmel Signed-off-by: David S. Miller --- drivers/net/ethernet/mellanox/mlxsw/core.c | 37 +++++++++++++++++++++++++++++ drivers/net/ethernet/mellanox/mlxsw/core.h | 2 ++ drivers/net/ethernet/mellanox/mlxsw/pci.c | 38 +----------------------------- 3 files changed, 40 insertions(+), 37 deletions(-) (limited to 'drivers/net/ethernet/mellanox') diff --git a/drivers/net/ethernet/mellanox/mlxsw/core.c b/drivers/net/ethernet/mellanox/mlxsw/core.c index b505d3858235..d23d53c0e284 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/core.c +++ b/drivers/net/ethernet/mellanox/mlxsw/core.c @@ -1917,6 +1917,43 @@ void mlxsw_core_fw_flash_end(struct mlxsw_core *mlxsw_core) } EXPORT_SYMBOL(mlxsw_core_fw_flash_end); +int mlxsw_core_resources_query(struct mlxsw_core *mlxsw_core, char *mbox, + struct mlxsw_res *res) +{ + int index, i; + u64 data; + u16 id; + int err; + + if (!res) + return 0; + + mlxsw_cmd_mbox_zero(mbox); + + for (index = 0; index < MLXSW_CMD_QUERY_RESOURCES_MAX_QUERIES; + index++) { + err = mlxsw_cmd_query_resources(mlxsw_core, mbox, index); + if (err) + return err; + + for (i = 0; i < MLXSW_CMD_QUERY_RESOURCES_PER_QUERY; i++) { + id = mlxsw_cmd_mbox_query_resource_id_get(mbox, i); + data = mlxsw_cmd_mbox_query_resource_data_get(mbox, i); + + if (id == MLXSW_CMD_QUERY_RESOURCES_TABLE_END_ID) + return 0; + + mlxsw_res_parse(res, id, data); + } + } + + /* If after MLXSW_RESOURCES_QUERY_MAX_QUERIES we still didn't get + * MLXSW_RESOURCES_TABLE_END_ID, something went bad in the FW. + */ + return -EIO; +} +EXPORT_SYMBOL(mlxsw_core_resources_query); + static int __init mlxsw_core_module_init(void) { int err; diff --git a/drivers/net/ethernet/mellanox/mlxsw/core.h b/drivers/net/ethernet/mellanox/mlxsw/core.h index cd0c6aa0dff9..8ec53f027575 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/core.h +++ b/drivers/net/ethernet/mellanox/mlxsw/core.h @@ -182,6 +182,8 @@ int mlxsw_core_port_get_phys_port_name(struct mlxsw_core *mlxsw_core, int mlxsw_core_schedule_dw(struct delayed_work *dwork, unsigned long delay); bool mlxsw_core_schedule_work(struct work_struct *work); void mlxsw_core_flush_owq(void); +int mlxsw_core_resources_query(struct mlxsw_core *mlxsw_core, char *mbox, + struct mlxsw_res *res); #define MLXSW_CONFIG_PROFILE_SWID_COUNT 8 diff --git a/drivers/net/ethernet/mellanox/mlxsw/pci.c b/drivers/net/ethernet/mellanox/mlxsw/pci.c index a2321fe8d6a0..b40455f8293d 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/pci.c +++ b/drivers/net/ethernet/mellanox/mlxsw/pci.c @@ -1039,42 +1039,6 @@ mlxsw_pci_config_profile_swid_config(struct mlxsw_pci *mlxsw_pci, mlxsw_cmd_mbox_config_profile_swid_config_mask_set(mbox, index, mask); } -static int mlxsw_pci_resources_query(struct mlxsw_pci *mlxsw_pci, char *mbox, - struct mlxsw_res *res) -{ - int index, i; - u64 data; - u16 id; - int err; - - if (!res) - return 0; - - mlxsw_cmd_mbox_zero(mbox); - - for (index = 0; index < MLXSW_CMD_QUERY_RESOURCES_MAX_QUERIES; - index++) { - err = mlxsw_cmd_query_resources(mlxsw_pci->core, mbox, index); - if (err) - return err; - - for (i = 0; i < MLXSW_CMD_QUERY_RESOURCES_PER_QUERY; i++) { - id = mlxsw_cmd_mbox_query_resource_id_get(mbox, i); - data = mlxsw_cmd_mbox_query_resource_data_get(mbox, i); - - if (id == MLXSW_CMD_QUERY_RESOURCES_TABLE_END_ID) - return 0; - - mlxsw_res_parse(res, id, data); - } - } - - /* If after MLXSW_RESOURCES_QUERY_MAX_QUERIES we still didn't get - * MLXSW_RESOURCES_TABLE_END_ID, something went bad in the FW. - */ - return -EIO; -} - static int mlxsw_pci_profile_get_kvd_sizes(const struct mlxsw_pci *mlxsw_pci, const struct mlxsw_config_profile *profile, @@ -1459,7 +1423,7 @@ static int mlxsw_pci_init(void *bus_priv, struct mlxsw_core *mlxsw_core, if (err) goto err_boardinfo; - err = mlxsw_pci_resources_query(mlxsw_pci, mbox, res); + err = mlxsw_core_resources_query(mlxsw_core, mbox, res); if (err) goto err_query_resources; -- cgit v1.2.3-59-g8ed1b