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Message-Id: <20170219195814.40471-5-jakub.kicinski@netronome.com>
Date: Sun, 19 Feb 2017 11:58:11 -0800
From: Jakub Kicinski <jakub.kicinski@...ronome.com>
To: netdev@...r.kernel.org
Cc: oss-drivers@...ronome.com, dinan.gunawardena@...ronome.com,
kubakici@...pl, Jakub Kicinski <jakub.kicinski@...ronome.com>
Subject: [PATCH net-next v2 4/7] nfp: report NSP ABI version in ethtool FW version
ethtool_drvinfo->fw_version can cantain multiple FW strings.
We already report NFD ABI version there, add NSP ABI version
if available (i.e. on PF) with 'sp:' prefix.
Signed-off-by: Jakub Kicinski <jakub.kicinski@...ronome.com>
---
drivers/net/ethernet/netronome/nfp/nfp_net.h | 4 ++++
.../net/ethernet/netronome/nfp/nfp_net_ethtool.c | 25 ++++++++++++++++++++--
drivers/net/ethernet/netronome/nfp/nfp_net_main.c | 1 +
drivers/net/ethernet/netronome/nfp/nfpcore/nfp.h | 3 +++
.../net/ethernet/netronome/nfp/nfpcore/nfp_nsp.c | 10 +++++++++
5 files changed, 41 insertions(+), 2 deletions(-)
diff --git a/drivers/net/ethernet/netronome/nfp/nfp_net.h b/drivers/net/ethernet/netronome/nfp/nfp_net.h
index d37d2391b4fe..5a0fc09dd6ea 100644
--- a/drivers/net/ethernet/netronome/nfp/nfp_net.h
+++ b/drivers/net/ethernet/netronome/nfp/nfp_net.h
@@ -111,6 +111,7 @@
SKB_DATA_ALIGN(sizeof(struct skb_shared_info)))
/* Forward declarations */
+struct nfp_cpp;
struct nfp_net;
struct nfp_net_r_vector;
@@ -492,6 +493,7 @@ struct nfp_stat_pair {
* @rx_bar: Pointer to mapped FL/RX queues
* @debugfs_dir: Device directory in debugfs
* @port_list: Entry on device port list
+ * @cpp: CPP device handle if available
*/
struct nfp_net {
struct pci_dev *pdev;
@@ -579,6 +581,8 @@ struct nfp_net {
struct dentry *debugfs_dir;
struct list_head port_list;
+
+ struct nfp_cpp *cpp;
};
struct nfp_net_ring_set {
diff --git a/drivers/net/ethernet/netronome/nfp/nfp_net_ethtool.c b/drivers/net/ethernet/netronome/nfp/nfp_net_ethtool.c
index 255f30252550..48f623f68598 100644
--- a/drivers/net/ethernet/netronome/nfp/nfp_net_ethtool.c
+++ b/drivers/net/ethernet/netronome/nfp/nfp_net_ethtool.c
@@ -47,6 +47,7 @@
#include <linux/pci.h>
#include <linux/ethtool.h>
+#include "nfpcore/nfp.h"
#include "nfp_net_ctrl.h"
#include "nfp_net.h"
@@ -127,19 +128,39 @@ static const struct _nfp_net_et_stats nfp_net_et_stats[] = {
#define NN_ET_STATS_LEN (NN_ET_GLOBAL_STATS_LEN + NN_ET_RVEC_GATHER_STATS + \
NN_ET_RVEC_STATS_LEN + NN_ET_QUEUE_STATS_LEN)
+static void nfp_net_get_nspinfo(struct nfp_net *nn, char *version)
+{
+ struct nfp_nsp *nsp;
+
+ if (!nn->cpp)
+ return;
+
+ nsp = nfp_nsp_open(nn->cpp);
+ if (IS_ERR(nsp))
+ return;
+
+ snprintf(version, ETHTOOL_FWVERS_LEN, "sp:%hu.%hu",
+ nfp_nsp_get_abi_ver_major(nsp),
+ nfp_nsp_get_abi_ver_minor(nsp));
+
+ nfp_nsp_close(nsp);
+}
+
static void nfp_net_get_drvinfo(struct net_device *netdev,
struct ethtool_drvinfo *drvinfo)
{
+ char nsp_version[ETHTOOL_FWVERS_LEN] = {};
struct nfp_net *nn = netdev_priv(netdev);
strlcpy(drvinfo->driver, nn->pdev->driver->name,
sizeof(drvinfo->driver));
strlcpy(drvinfo->version, nfp_driver_version, sizeof(drvinfo->version));
+ nfp_net_get_nspinfo(nn, nsp_version);
snprintf(drvinfo->fw_version, sizeof(drvinfo->fw_version),
- "%d.%d.%d.%d",
+ "%d.%d.%d.%d %s",
nn->fw_ver.resv, nn->fw_ver.class,
- nn->fw_ver.major, nn->fw_ver.minor);
+ nn->fw_ver.major, nn->fw_ver.minor, nsp_version);
strlcpy(drvinfo->bus_info, pci_name(nn->pdev),
sizeof(drvinfo->bus_info));
diff --git a/drivers/net/ethernet/netronome/nfp/nfp_net_main.c b/drivers/net/ethernet/netronome/nfp/nfp_net_main.c
index eccd31003b0d..3afcdc11480c 100644
--- a/drivers/net/ethernet/netronome/nfp/nfp_net_main.c
+++ b/drivers/net/ethernet/netronome/nfp/nfp_net_main.c
@@ -303,6 +303,7 @@ nfp_net_pf_alloc_port_netdev(struct nfp_pf *pf, void __iomem *ctrl_bar,
if (IS_ERR(nn))
return nn;
+ nn->cpp = pf->cpp;
nn->fw_ver = *fw_ver;
nn->ctrl_bar = ctrl_bar;
nn->tx_bar = tx_bar;
diff --git a/drivers/net/ethernet/netronome/nfp/nfpcore/nfp.h b/drivers/net/ethernet/netronome/nfp/nfpcore/nfp.h
index 3d70a8578a98..540027973a74 100644
--- a/drivers/net/ethernet/netronome/nfp/nfpcore/nfp.h
+++ b/drivers/net/ethernet/netronome/nfp/nfpcore/nfp.h
@@ -40,6 +40,7 @@
#define __NFP_H__
#include <linux/device.h>
+#include <linux/types.h>
#include "nfp_cpp.h"
@@ -54,6 +55,8 @@ struct firmware;
struct nfp_nsp *nfp_nsp_open(struct nfp_cpp *cpp);
void nfp_nsp_close(struct nfp_nsp *state);
+u16 nfp_nsp_get_abi_ver_major(struct nfp_nsp *state);
+u16 nfp_nsp_get_abi_ver_minor(struct nfp_nsp *state);
int nfp_nsp_wait(struct nfp_nsp *state);
int nfp_nsp_device_soft_reset(struct nfp_nsp *state);
int nfp_nsp_load_fw(struct nfp_nsp *state, const struct firmware *fw);
diff --git a/drivers/net/ethernet/netronome/nfp/nfpcore/nfp_nsp.c b/drivers/net/ethernet/netronome/nfp/nfpcore/nfp_nsp.c
index f2d737c3d1df..34c50987c377 100644
--- a/drivers/net/ethernet/netronome/nfp/nfpcore/nfp_nsp.c
+++ b/drivers/net/ethernet/netronome/nfp/nfpcore/nfp_nsp.c
@@ -182,6 +182,16 @@ void nfp_nsp_close(struct nfp_nsp *state)
kfree(state);
}
+u16 nfp_nsp_get_abi_ver_major(struct nfp_nsp *state)
+{
+ return state->ver.major;
+}
+
+u16 nfp_nsp_get_abi_ver_minor(struct nfp_nsp *state)
+{
+ return state->ver.minor;
+}
+
static int
nfp_nsp_wait_reg(struct nfp_cpp *cpp, u64 *reg,
u32 nsp_cpp, u64 addr, u64 mask, u64 val)
--
2.11.0
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