[PATCH v2 net-next 02/10] mlxsw: spectrum_kvdl: Fix handling of resource_size_param
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STALE3126d
REVIEWED: 1 (0M)
From: Ido Schimmel <hidden>
Date: 2018-04-01 14:36:01
Subsystem:
mellanox ethernet switch drivers, networking drivers, the rest · Maintainers:
Ido Schimmel, Petr Machata, Andrew Lunn, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Linus Torvalds
Status: Reviewed.
Revision v2 (2 revisions archived); 1 review trailer.
Revisions (2)
- v1
- v2 current [diff against previous]
From: Jiri Pirko <redacted>
Current code uses global variables, adjusts them and passes pointer down
to devlink. With every other mlxsw_core instance, the previously passed
pointer values are rewritten. Fix this by de-globalize the variables.
Fixes: 7f47b19bd744 ("mlxsw: spectrum_kvdl: Add support for per part occupancy")
Signed-off-by: Jiri Pirko <redacted>
Acked-by: Arkadi Sharshevsky <redacted>
Signed-off-by: Ido Schimmel <redacted>
---
.../net/ethernet/mellanox/mlxsw/spectrum_kvdl.c | 47 +++++++---------------
1 file changed, 14 insertions(+), 33 deletions(-)
diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_kvdl.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_kvdl.c
index 85503e93b93f..9e61518c4945 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_kvdl.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_kvdl.c@@ -420,67 +420,48 @@ static struct devlink_resource_ops mlxsw_sp_kvdl_chunks_large_ops = { .occ_get = mlxsw_sp_kvdl_large_chunks_occ_get, }; -static struct devlink_resource_size_params mlxsw_sp_kvdl_single_size_params = { - .size_min = 0, - .size_granularity = 1, - .unit = DEVLINK_RESOURCE_UNIT_ENTRY, -}; - -static struct devlink_resource_size_params mlxsw_sp_kvdl_chunks_size_params = { - .size_min = 0, - .size_granularity = MLXSW_SP_CHUNK_MAX, - .unit = DEVLINK_RESOURCE_UNIT_ENTRY, -}; - -static struct devlink_resource_size_params mlxsw_sp_kvdl_large_chunks_size_params = { - .size_min = 0, - .size_granularity = MLXSW_SP_LARGE_CHUNK_MAX, - .unit = DEVLINK_RESOURCE_UNIT_ENTRY, -}; - -static void -mlxsw_sp_kvdl_resource_size_params_prepare(struct devlink *devlink) +int mlxsw_sp_kvdl_resources_register(struct devlink *devlink) { struct mlxsw_core *mlxsw_core = devlink_priv(devlink); + static struct devlink_resource_size_params size_params; u32 kvdl_max_size; + int err; kvdl_max_size = MLXSW_CORE_RES_GET(mlxsw_core, KVD_SIZE) - MLXSW_CORE_RES_GET(mlxsw_core, KVD_SINGLE_MIN_SIZE) - MLXSW_CORE_RES_GET(mlxsw_core, KVD_DOUBLE_MIN_SIZE); - mlxsw_sp_kvdl_single_size_params.size_max = kvdl_max_size; - mlxsw_sp_kvdl_chunks_size_params.size_max = kvdl_max_size; - mlxsw_sp_kvdl_large_chunks_size_params.size_max = kvdl_max_size; -} - -int mlxsw_sp_kvdl_resources_register(struct devlink *devlink) -{ - int err; - - mlxsw_sp_kvdl_resource_size_params_prepare(devlink); + devlink_resource_size_params_init(&size_params, 0, kvdl_max_size, 1, + DEVLINK_RESOURCE_UNIT_ENTRY); err = devlink_resource_register(devlink, MLXSW_SP_RESOURCE_NAME_KVD_LINEAR_SINGLES, MLXSW_SP_KVDL_SINGLE_SIZE, MLXSW_SP_RESOURCE_KVD_LINEAR_SINGLE, MLXSW_SP_RESOURCE_KVD_LINEAR, - &mlxsw_sp_kvdl_single_size_params, + &size_params, &mlxsw_sp_kvdl_single_ops); if (err) return err; + devlink_resource_size_params_init(&size_params, 0, kvdl_max_size, + MLXSW_SP_CHUNK_MAX, + DEVLINK_RESOURCE_UNIT_ENTRY); err = devlink_resource_register(devlink, MLXSW_SP_RESOURCE_NAME_KVD_LINEAR_CHUNKS, MLXSW_SP_KVDL_CHUNKS_SIZE, MLXSW_SP_RESOURCE_KVD_LINEAR_CHUNKS, MLXSW_SP_RESOURCE_KVD_LINEAR, - &mlxsw_sp_kvdl_chunks_size_params, + &size_params, &mlxsw_sp_kvdl_chunks_ops); if (err) return err; + devlink_resource_size_params_init(&size_params, 0, kvdl_max_size, + MLXSW_SP_LARGE_CHUNK_MAX, + DEVLINK_RESOURCE_UNIT_ENTRY); err = devlink_resource_register(devlink, MLXSW_SP_RESOURCE_NAME_KVD_LINEAR_LARGE_CHUNKS, MLXSW_SP_KVDL_LARGE_CHUNKS_SIZE, MLXSW_SP_RESOURCE_KVD_LINEAR_LARGE_CHUNKS, MLXSW_SP_RESOURCE_KVD_LINEAR, - &mlxsw_sp_kvdl_large_chunks_size_params, + &size_params, &mlxsw_sp_kvdl_chunks_large_ops); return err; }
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2.14.3