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[v4,net-next,2/9] devlink: Add generic parameter msix_vec_per_pf_max

Message ID 1538631832-15481-3-git-send-email-vasundhara-v.volam@broadcom.com
State Accepted, archived
Delegated to: David Miller
Headers show
Series bnxt_en: devlink param updates | expand

Commit Message

Vasundhara Volam Oct. 4, 2018, 5:43 a.m. UTC 
msix_vec_per_pf_max - This param sets the number of MSIX vectors
that the device requests from the host on driver initialization.
This value is set in the device which is applicable per PF.

Cc: Jiri Pirko <jiri@mellanox.com>
Cc: Michael Chan <michael.chan@broadcom.com>
Signed-off-by: Vasundhara Volam <vasundhara-v.volam@broadcom.com>
---
 include/net/devlink.h | 4 ++++
 net/core/devlink.c    | 5 +++++
 2 files changed, 9 insertions(+)
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Patch

diff --git a/include/net/devlink.h b/include/net/devlink.h
index 90d8343..59be17b 100644
--- a/include/net/devlink.h
+++ b/include/net/devlink.h
@@ -363,6 +363,7 @@  enum devlink_param_generic_id {
 	DEVLINK_PARAM_GENERIC_ID_ENABLE_SRIOV,
 	DEVLINK_PARAM_GENERIC_ID_REGION_SNAPSHOT,
 	DEVLINK_PARAM_GENERIC_ID_IGNORE_ARI,
+	DEVLINK_PARAM_GENERIC_ID_MSIX_VEC_PER_PF_MAX,
 
 	/* add new param generic ids above here*/
 	__DEVLINK_PARAM_GENERIC_ID_MAX,
@@ -384,6 +385,9 @@  enum devlink_param_generic_id {
 #define DEVLINK_PARAM_GENERIC_IGNORE_ARI_NAME "ignore_ari"
 #define DEVLINK_PARAM_GENERIC_IGNORE_ARI_TYPE DEVLINK_PARAM_TYPE_BOOL
 
+#define DEVLINK_PARAM_GENERIC_MSIX_VEC_PER_PF_MAX_NAME "msix_vec_per_pf_max"
+#define DEVLINK_PARAM_GENERIC_MSIX_VEC_PER_PF_MAX_TYPE DEVLINK_PARAM_TYPE_U32
+
 #define DEVLINK_PARAM_GENERIC(_id, _cmodes, _get, _set, _validate)	\
 {									\
 	.id = DEVLINK_PARAM_GENERIC_ID_##_id,				\
diff --git a/net/core/devlink.c b/net/core/devlink.c
index 3349a4d..ce9fe63 100644
--- a/net/core/devlink.c
+++ b/net/core/devlink.c
@@ -2680,6 +2680,11 @@  static int devlink_nl_cmd_reload(struct sk_buff *skb, struct genl_info *info)
 		.name = DEVLINK_PARAM_GENERIC_IGNORE_ARI_NAME,
 		.type = DEVLINK_PARAM_GENERIC_IGNORE_ARI_TYPE,
 	},
+	{
+		.id = DEVLINK_PARAM_GENERIC_ID_MSIX_VEC_PER_PF_MAX,
+		.name = DEVLINK_PARAM_GENERIC_MSIX_VEC_PER_PF_MAX_NAME,
+		.type = DEVLINK_PARAM_GENERIC_MSIX_VEC_PER_PF_MAX_TYPE,
+	},
 };
 
 static int devlink_param_generic_verify(const struct devlink_param *param)