From mboxrd@z Thu Jan 1 00:00:00 1970 From: Steve Lin Subject: [PATCH net-next v4 04/10] devlink: Adding max PF MSI-X vectors perm config param Date: Fri, 27 Oct 2017 16:54:08 -0400 Message-ID: <1509137654-1580-5-git-send-email-steven.lin1@broadcom.com> References: <1509137654-1580-1-git-send-email-steven.lin1@broadcom.com> Cc: jiri@mellanox.com, davem@davemloft.net, michael.chan@broadcom.com, linville@tuxdriver.com, gospo@broadcom.com, yuvalm@mellanox.com, steven.lin1@broadcom.com To: netdev@vger.kernel.org Return-path: Received: from rnd-relay.smtp.broadcom.com ([192.19.229.170]:38538 "EHLO rnd-relay.smtp.broadcom.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932516AbdJ0Uye (ORCPT ); Fri, 27 Oct 2017 16:54:34 -0400 In-Reply-To: <1509137654-1580-1-git-send-email-steven.lin1@broadcom.com> Sender: netdev-owner@vger.kernel.org List-ID: Adding DEVLINK_PERM_CONFIG_MAX_NUM_PF_MSIX_VECT permanent config parameter. Value is permanent, so becomes the new default value for this device. Value sets the maximum number of PF MSI-X vectors. Signed-off-by: Steve Lin Acked-by: Andy Gospodarek --- include/uapi/linux/devlink.h | 4 ++++ net/core/devlink.c | 1 + 2 files changed, 5 insertions(+) diff --git a/include/uapi/linux/devlink.h b/include/uapi/linux/devlink.h index 2c714fb..2fd0265 100644 --- a/include/uapi/linux/devlink.h +++ b/include/uapi/linux/devlink.h @@ -269,10 +269,14 @@ enum devlink_perm_config_enabled { * DEVLINK_PERM_CONFIG_NUM_VF_PER_PF: Configures number of total/maximum VFs * per PF available on device. * Value: # of VFs per PF in SR-IOV mode + * DEVLINK_PERM_CONFIG_NUM_PF_MSIX_VECT: Configures # MSI-X vectors + * advertised via PCI capability for this device. + * Value = Max # of MSI-X vectors per PF */ enum devlink_perm_config_param { DEVLINK_PERM_CONFIG_SRIOV_ENABLED, DEVLINK_PERM_CONFIG_NUM_VF_PER_PF, + DEVLINK_PERM_CONFIG_NUM_PF_MSIX_VECT, __DEVLINK_PERM_CONFIG_MAX, DEVLINK_PERM_CONFIG_MAX = __DEVLINK_PERM_CONFIG_MAX - 1 diff --git a/net/core/devlink.c b/net/core/devlink.c index 4b1fff3..f970d03 100644 --- a/net/core/devlink.c +++ b/net/core/devlink.c @@ -1571,6 +1571,7 @@ static const struct nla_policy devlink_nl_policy[DEVLINK_ATTR_MAX + 1]; static const u8 devlink_perm_cfg_param_types[DEVLINK_PERM_CONFIG_MAX + 1] = { [DEVLINK_PERM_CONFIG_SRIOV_ENABLED] = NLA_U8, [DEVLINK_PERM_CONFIG_NUM_VF_PER_PF] = NLA_U32, + [DEVLINK_PERM_CONFIG_NUM_PF_MSIX_VECT] = NLA_U32, }; static int devlink_nl_single_param_get(struct sk_buff *msg, -- 2.7.4