From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jeff Kirsher Subject: [iproute2 PATCH 3/4] ip: Add support for SR-IOV function link parameters Date: Sat, 30 Jan 2010 02:43:07 -0800 Message-ID: <20100130104307.26719.64855.stgit@localhost.localdomain> References: <20100130104226.26719.21774.stgit@localhost.localdomain> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Cc: netdev@vger.kernel.org, gospo@redhat.com, Mitch Williams , Jeff Kirsher To: davem@davemloft.net, shemminger@vyatta.com Return-path: Received: from qmta01.emeryville.ca.mail.comcast.net ([76.96.30.16]:46771 "EHLO qmta01.emeryville.ca.mail.comcast.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752620Ab0A3Kn0 (ORCPT ); Sat, 30 Jan 2010 05:43:26 -0500 In-Reply-To: <20100130104226.26719.21774.stgit@localhost.localdomain> Sender: netdev-owner@vger.kernel.org List-ID: From: Williams, Mitch A Add support to 'ip' for setting and showing SR-IOV virtual function link parameters. Signed-off-by: Mitch Williams Signed-off-by: Jeff Kirsher --- ip/ipaddress.c | 23 +++++++++++++++++++++++ ip/iplink.c | 39 +++++++++++++++++++++++++++++++++++++++ 2 files changed, 62 insertions(+), 0 deletions(-) diff --git a/ip/ipaddress.c b/ip/ipaddress.c index 91c7b1b..d39a675 100644 --- a/ip/ipaddress.c +++ b/ip/ipaddress.c @@ -331,6 +331,29 @@ int print_linkinfo(const struct sockaddr_nl *who, ); } } + if (do_link && tb[IFLA_VFINFO] && tb[IFLA_NUM_VF]) { + SPRINT_BUF(b1); + struct rtattr *rta = tb[IFLA_VFINFO]; + struct ifla_vf_info *ivi; + int i; + for (i = 0; i < *(int *)RTA_DATA(tb[IFLA_NUM_VF]); i++) { + if (rta->rta_type != IFLA_VFINFO) { + fprintf(stderr, "BUG: rta type is %d\n", rta->rta_type); + break; + } + ivi = RTA_DATA(rta); + fprintf(fp, "\n vf %d: MAC %s", + ivi->vf, + ll_addr_n2a((unsigned char *)&ivi->mac, + ETH_ALEN, 0, b1, sizeof(b1))); + if (ivi->vlan) + fprintf(fp, ", vlan %d", ivi->vlan); + if (ivi->tx_rate) + fprintf(fp, ", tx rate %d (Mbps_", + ivi->tx_rate); + rta = (struct rtattr *)((char *)rta + RTA_ALIGN(rta->rta_len)); + } + } fprintf(fp, "\n"); fflush(fp); return 0; diff --git a/ip/iplink.c b/ip/iplink.c index 32cce24..88a5606 100644 --- a/ip/iplink.c +++ b/ip/iplink.c @@ -68,6 +68,9 @@ void iplink_usage(void) fprintf(stderr, " [ mtu MTU ]\n"); fprintf(stderr, " [ netns PID ]\n"); fprintf(stderr, " [ alias NAME ]\n"); + fprintf(stderr, " [ vf NUM [ mac LLADDR ]\n"); + fprintf(stderr, " [ vlan VLANID ] ] \n"); + fprintf(stderr, " [ rate TXRATE ] ] \n"); fprintf(stderr, " ip link show [ DEVICE ]\n"); if (iplink_have_newlink()) { @@ -181,6 +184,7 @@ int iplink_parse(int argc, char **argv, struct iplink_req *req, int qlen = -1; int mtu = -1; int netns = -1; + int vf = -1; ret = argc; @@ -278,6 +282,41 @@ int iplink_parse(int argc, char **argv, struct iplink_req *req, req->i.ifi_flags |= IFF_NOARP; } else return on_off("noarp"); + } else if (strcmp(*argv, "vf") == 0) { + NEXT_ARG(); + if (get_integer(&vf, *argv, 0)) { + invarg("Invalid \"vf\" value\n", *argv); + } + } else if (matches(*argv, "mac") == 0) { + struct ifla_vf_mac ivm; + NEXT_ARG(); + if (vf < 0) + missarg("vf"); + ivm.vf = vf; + len = ll_addr_a2n((char *)ivm.mac, 32, *argv); + if (len < 0) + return -1; + addattr_l(&req->n, sizeof(*req), IFLA_VF_MAC, &ivm, sizeof(ivm)); + } else if (matches(*argv, "vlan") == 0) { + struct ifla_vf_vlan ivv; + NEXT_ARG(); + if (vf < 0) + missarg("vf"); + if (get_integer(&ivv.vlan, *argv, 0)) { + invarg("Invalid \"vlan\" value\n", *argv); + } + ivv.vf = vf; + addattr_l(&req->n, sizeof(*req), IFLA_VF_VLAN, &ivv, sizeof(ivv)); + } else if (matches(*argv, "rate") == 0) { + struct ifla_vf_tx_rate ivt; + NEXT_ARG(); + if (vf < 0) + missarg("vf"); + if (get_unsigned(&ivt.rate, *argv, 0)) { + invarg("Invalid \"rate\" value\n", *argv); + } + ivt.vf = vf; + addattr_l(&req->n, sizeof(*req), IFLA_VF_TX_RATE, &ivt, sizeof(ivt)); #ifdef IFF_DYNAMIC } else if (matches(*argv, "dynamic") == 0) { NEXT_ARG();