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path: root/drivers/net/wireless/marvell/libertas/ethtool.c
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Diffstat (limited to 'drivers/net/wireless/marvell/libertas/ethtool.c')
-rw-r--r--drivers/net/wireless/marvell/libertas/ethtool.c118
1 files changed, 118 insertions, 0 deletions
diff --git a/drivers/net/wireless/marvell/libertas/ethtool.c b/drivers/net/wireless/marvell/libertas/ethtool.c
new file mode 100644
index 0000000..22f71c9
--- /dev/null
+++ b/drivers/net/wireless/marvell/libertas/ethtool.c
@@ -0,0 +1,118 @@
+// SPDX-License-Identifier: GPL-2.0
+#include <linux/hardirq.h>
+#include <linux/netdevice.h>
+#include <linux/ethtool.h>
+#include <linux/delay.h>
+
+#include "decl.h"
+#include "cmd.h"
+#include "mesh.h"
+
+
+static void lbs_ethtool_get_drvinfo(struct net_device *dev,
+ struct ethtool_drvinfo *info)
+{
+ struct lbs_private *priv = dev->ml_priv;
+
+ snprintf(info->fw_version, sizeof(info->fw_version),
+ "%u.%u.%u.p%u",
+ priv->fwrelease >> 24 & 0xff,
+ priv->fwrelease >> 16 & 0xff,
+ priv->fwrelease >> 8 & 0xff,
+ priv->fwrelease & 0xff);
+ strlcpy(info->driver, "libertas", sizeof(info->driver));
+ strlcpy(info->version, lbs_driver_version, sizeof(info->version));
+}
+
+/*
+ * All 8388 parts have 16KiB EEPROM size at the time of writing.
+ * In case that changes this needs fixing.
+ */
+#define LBS_EEPROM_LEN 16384
+
+static int lbs_ethtool_get_eeprom_len(struct net_device *dev)
+{
+ return LBS_EEPROM_LEN;
+}
+
+static int lbs_ethtool_get_eeprom(struct net_device *dev,
+ struct ethtool_eeprom *eeprom, u8 * bytes)
+{
+ struct lbs_private *priv = dev->ml_priv;
+ struct cmd_ds_802_11_eeprom_access cmd;
+ int ret;
+
+ if (eeprom->offset + eeprom->len > LBS_EEPROM_LEN ||
+ eeprom->len > LBS_EEPROM_READ_LEN) {
+ ret = -EINVAL;
+ goto out;
+ }
+
+ cmd.hdr.size = cpu_to_le16(sizeof(struct cmd_ds_802_11_eeprom_access) -
+ LBS_EEPROM_READ_LEN + eeprom->len);
+ cmd.action = cpu_to_le16(CMD_ACT_GET);
+ cmd.offset = cpu_to_le16(eeprom->offset);
+ cmd.len = cpu_to_le16(eeprom->len);
+ ret = lbs_cmd_with_response(priv, CMD_802_11_EEPROM_ACCESS, &cmd);
+ if (!ret)
+ memcpy(bytes, cmd.value, eeprom->len);
+
+out:
+ return ret;
+}
+
+static void lbs_ethtool_get_wol(struct net_device *dev,
+ struct ethtool_wolinfo *wol)
+{
+ struct lbs_private *priv = dev->ml_priv;
+
+ wol->supported = WAKE_UCAST|WAKE_MCAST|WAKE_BCAST|WAKE_PHY;
+
+ if (priv->wol_criteria == EHS_REMOVE_WAKEUP)
+ return;
+
+ if (priv->wol_criteria & EHS_WAKE_ON_UNICAST_DATA)
+ wol->wolopts |= WAKE_UCAST;
+ if (priv->wol_criteria & EHS_WAKE_ON_MULTICAST_DATA)
+ wol->wolopts |= WAKE_MCAST;
+ if (priv->wol_criteria & EHS_WAKE_ON_BROADCAST_DATA)
+ wol->wolopts |= WAKE_BCAST;
+ if (priv->wol_criteria & EHS_WAKE_ON_MAC_EVENT)
+ wol->wolopts |= WAKE_PHY;
+}
+
+static int lbs_ethtool_set_wol(struct net_device *dev,
+ struct ethtool_wolinfo *wol)
+{
+ struct lbs_private *priv = dev->ml_priv;
+
+ if (wol->wolopts & ~(WAKE_UCAST|WAKE_MCAST|WAKE_BCAST|WAKE_PHY))
+ return -EOPNOTSUPP;
+
+ priv->wol_criteria = 0;
+ if (wol->wolopts & WAKE_UCAST)
+ priv->wol_criteria |= EHS_WAKE_ON_UNICAST_DATA;
+ if (wol->wolopts & WAKE_MCAST)
+ priv->wol_criteria |= EHS_WAKE_ON_MULTICAST_DATA;
+ if (wol->wolopts & WAKE_BCAST)
+ priv->wol_criteria |= EHS_WAKE_ON_BROADCAST_DATA;
+ if (wol->wolopts & WAKE_PHY)
+ priv->wol_criteria |= EHS_WAKE_ON_MAC_EVENT;
+ if (wol->wolopts == 0)
+ priv->wol_criteria |= EHS_REMOVE_WAKEUP;
+ return 0;
+}
+
+const struct ethtool_ops lbs_ethtool_ops = {
+ .get_drvinfo = lbs_ethtool_get_drvinfo,
+ .get_eeprom = lbs_ethtool_get_eeprom,
+ .get_eeprom_len = lbs_ethtool_get_eeprom_len,
+#ifdef CPTCFG_LIBERTAS_MESH
+ .get_sset_count = lbs_mesh_ethtool_get_sset_count,
+ .get_ethtool_stats = lbs_mesh_ethtool_get_stats,
+ .get_strings = lbs_mesh_ethtool_get_strings,
+#endif
+ .get_wol = lbs_ethtool_get_wol,
+ .set_wol = lbs_ethtool_set_wol,
+};
+