Commit 16511789 authored by Vasundhara Volam's avatar Vasundhara Volam Committed by David S. Miller
Browse files

devlink: Add generic parameter msix_vec_per_pf_min 



msix_vec_per_pf_min - This param sets the number of minimal MSIX
vectors required for the device initialization. This value is set
in the device which limits MSIX vectors per PF.

Cc: Jiri Pirko <jiri@mellanox.com>
Cc: Michael Chan <michael.chan@broadcom.com>
Signed-off-by: default avatarVasundhara Volam <vasundhara-v.volam@broadcom.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent f61cba42

include/net/devlink.h

+4 −0
Original line number Diff line number Diff line
@@ -364,6 +364,7 @@ enum devlink_param_generic_id { 
	DEVLINK_PARAM_GENERIC_ID_REGION_SNAPSHOT,

	DEVLINK_PARAM_GENERIC_ID_IGNORE_ARI,

	DEVLINK_PARAM_GENERIC_ID_MSIX_VEC_PER_PF_MAX,

	DEVLINK_PARAM_GENERIC_ID_MSIX_VEC_PER_PF_MIN,



	/* add new param generic ids above here*/

	__DEVLINK_PARAM_GENERIC_ID_MAX,
@@ -388,6 +389,9 @@ enum devlink_param_generic_id { 
#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_MSIX_VEC_PER_PF_MIN_NAME "msix_vec_per_pf_min"

#define DEVLINK_PARAM_GENERIC_MSIX_VEC_PER_PF_MIN_TYPE DEVLINK_PARAM_TYPE_U32



#define DEVLINK_PARAM_GENERIC(_id, _cmodes, _get, _set, _validate)	\

{									\

	.id = DEVLINK_PARAM_GENERIC_ID_##_id,				\

net/core/devlink.c

+5 −0
Original line number Diff line number Diff line
@@ -2687,6 +2687,11 @@ static const struct devlink_param devlink_param_generic[] = { 
		.name = DEVLINK_PARAM_GENERIC_MSIX_VEC_PER_PF_MAX_NAME,

		.type = DEVLINK_PARAM_GENERIC_MSIX_VEC_PER_PF_MAX_TYPE,

	},

	{

		.id = DEVLINK_PARAM_GENERIC_ID_MSIX_VEC_PER_PF_MIN,

		.name = DEVLINK_PARAM_GENERIC_MSIX_VEC_PER_PF_MIN_NAME,

		.type = DEVLINK_PARAM_GENERIC_MSIX_VEC_PER_PF_MIN_TYPE,

	},

};



static int devlink_param_generic_verify(const struct devlink_param *param)

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