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authorDanielle Ratson <danieller@nvidia.com>2021-01-21 15:10:23 +0200
committerJakub Kicinski <kuba@kernel.org>2021-01-22 20:42:13 -0800
commit321f7ab0d45899fe0313139822d69c2d5adbb760 (patch)
treec523d42db83c244ff8d2ad27b54fa11a23e69e37 /net/core/devlink.c
parent351876424ec12c7ed69527fceaad28b205a7904f (diff)
mlxsw: Register physical ports as a devlink resource
The switch ASIC has a limited capacity of physical ('flavour physical' in devlink terminology) ports that it can support. While each system is brought up with a different number of ports, this number can be increased via splitting up to the ASIC's limit. Expose physical ports as a devlink resource so that user space will have visibility to the maximum number of ports that can be supported and the current occupancy. In addition, add a "Generic Resources" section in devlink-resource documentation so the different drivers will be aligned by the same resource name when exposing to user space. Signed-off-by: Danielle Ratson <danieller@nvidia.com> Reviewed-by: Jiri Pirko <jiri@nvidia.com> Signed-off-by: Ido Schimmel <idosch@nvidia.com> Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'net/core/devlink.c')
-rw-r--r--net/core/devlink.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/net/core/devlink.c b/net/core/devlink.c
index 738d4344d679..72ea79879762 100644
--- a/net/core/devlink.c
+++ b/net/core/devlink.c
@@ -8617,6 +8617,10 @@ EXPORT_SYMBOL_GPL(devlink_dpipe_table_unregister);
* @resource_id: resource's id
* @parent_resource_id: resource's parent id
* @size_params: size parameters
+ *
+ * Generic resources should reuse the same names across drivers.
+ * Please see the generic resources list at:
+ * Documentation/networking/devlink/devlink-resource.rst
*/
int devlink_resource_register(struct devlink *devlink,
const char *resource_name,