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authorMarcelo Tosatti <marcelo@kvack.org>2007-02-10 17:25:27 +0300
committerJeff Garzik <jeff@garzik.org>2007-04-28 19:00:54 +0400
commit876c9d3aeb989cf1961f2c228d309ba5dcfb1172 (patch)
tree239e9db92d13abc799c1ffc5304d8ec1503dbc61 /drivers/net/wireless/libertas/ethtool.c
parent35c3404efa7407811b706453f83d39b2539dcbd0 (diff)
downloadlinux-876c9d3aeb989cf1961f2c228d309ba5dcfb1172.tar.xz
[PATCH] Marvell Libertas 8388 802.11b/g USB driver
Add the Marvell Libertas 8388 802.11 USB driver. Signed-off-by: Marcelo Tosatti <marcelo@kvack.org> Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/libertas/ethtool.c')
-rw-r--r--drivers/net/wireless/libertas/ethtool.c184
1 files changed, 184 insertions, 0 deletions
diff --git a/drivers/net/wireless/libertas/ethtool.c b/drivers/net/wireless/libertas/ethtool.c
new file mode 100644
index 000000000000..0064de542963
--- /dev/null
+++ b/drivers/net/wireless/libertas/ethtool.c
@@ -0,0 +1,184 @@
+
+#include <linux/netdevice.h>
+#include <linux/ethtool.h>
+#include <linux/delay.h>
+
+#include "host.h"
+#include "sbi.h"
+#include "decl.h"
+#include "defs.h"
+#include "dev.h"
+#include "join.h"
+#include "wext.h"
+static const char * mesh_stat_strings[]= {
+ "drop_duplicate_bcast",
+ "drop_ttl_zero",
+ "drop_no_fwd_route",
+ "drop_no_buffers",
+ "fwded_unicast_cnt",
+ "fwded_bcast_cnt",
+ "drop_blind_table"
+};
+
+static void libertas_ethtool_get_drvinfo(struct net_device *dev,
+ struct ethtool_drvinfo *info)
+{
+ wlan_private *priv = (wlan_private *) dev->priv;
+ char fwver[32];
+
+ libertas_get_fwversion(priv->adapter, fwver, sizeof(fwver) - 1);
+
+ strcpy(info->driver, "libertas");
+ strcpy(info->version, libertas_driver_version);
+ strcpy(info->fw_version, fwver);
+}
+
+/* All 8388 parts have 16KiB EEPROM size at the time of writing.
+ * In case that changes this needs fixing.
+ */
+#define LIBERTAS_EEPROM_LEN 16384
+
+static int libertas_ethtool_get_eeprom_len(struct net_device *dev)
+{
+ return LIBERTAS_EEPROM_LEN;
+}
+
+static int libertas_ethtool_get_eeprom(struct net_device *dev,
+ struct ethtool_eeprom *eeprom, u8 * bytes)
+{
+ wlan_private *priv = (wlan_private *) dev->priv;
+ wlan_adapter *adapter = priv->adapter;
+ struct wlan_ioctl_regrdwr regctrl;
+ char *ptr;
+ int ret;
+
+ regctrl.action = 0;
+ regctrl.offset = eeprom->offset;
+ regctrl.NOB = eeprom->len;
+
+ if (eeprom->offset + eeprom->len > LIBERTAS_EEPROM_LEN)
+ return -EINVAL;
+
+// mutex_lock(&priv->mutex);
+
+ adapter->prdeeprom =
+ (char *)kmalloc(eeprom->len+sizeof(regctrl), GFP_KERNEL);
+ if (!adapter->prdeeprom)
+ return -ENOMEM;
+ memcpy(adapter->prdeeprom, &regctrl, sizeof(regctrl));
+
+ /* +14 is for action, offset, and NOB in
+ * response */
+ lbs_pr_debug(1, "action:%d offset: %x NOB: %02x\n",
+ regctrl.action, regctrl.offset, regctrl.NOB);
+
+ ret = libertas_prepare_and_send_command(priv,
+ cmd_802_11_eeprom_access,
+ regctrl.action,
+ cmd_option_waitforrsp, 0,
+ &regctrl);
+
+ if (ret) {
+ if (adapter->prdeeprom)
+ kfree(adapter->prdeeprom);
+ LEAVE();
+ return ret;
+ }
+
+ mdelay(10);
+
+ ptr = (char *)adapter->prdeeprom;
+
+ /* skip the command header, but include the "value" u32 variable */
+ ptr = ptr + sizeof(struct wlan_ioctl_regrdwr) - 4;
+
+ /*
+ * Return the result back to the user
+ */
+ memcpy(bytes, ptr, eeprom->len);
+
+ if (adapter->prdeeprom)
+ kfree(adapter->prdeeprom);
+// mutex_unlock(&priv->mutex);
+
+ return 0;
+}
+
+static void libertas_ethtool_get_stats(struct net_device * dev,
+ struct ethtool_stats * stats, u64 * data)
+{
+ wlan_private *priv = dev->priv;
+
+ ENTER();
+
+ stats->cmd = ETHTOOL_GSTATS;
+ BUG_ON(stats->n_stats != MESH_STATS_NUM);
+
+ data[0] = priv->mstats.fwd_drop_rbt;
+ data[1] = priv->mstats.fwd_drop_ttl;
+ data[2] = priv->mstats.fwd_drop_noroute;
+ data[3] = priv->mstats.fwd_drop_nobuf;
+ data[4] = priv->mstats.fwd_unicast_cnt;
+ data[5] = priv->mstats.fwd_bcast_cnt;
+ data[6] = priv->mstats.drop_blind;
+
+ LEAVE();
+}
+
+static int libertas_ethtool_get_stats_count(struct net_device * dev)
+{
+ int ret;
+ wlan_private *priv = dev->priv;
+ struct cmd_ds_mesh_access mesh_access;
+
+ ENTER();
+ /* Get Mesh Statistics */
+ ret = libertas_prepare_and_send_command(priv,
+ cmd_mesh_access, cmd_act_mesh_get_stats,
+ cmd_option_waitforrsp, 0, &mesh_access);
+
+ if (ret) {
+ LEAVE();
+ return 0;
+ }
+
+ priv->mstats.fwd_drop_rbt = mesh_access.data[0];
+ priv->mstats.fwd_drop_ttl = mesh_access.data[1];
+ priv->mstats.fwd_drop_noroute = mesh_access.data[2];
+ priv->mstats.fwd_drop_nobuf = mesh_access.data[3];
+ priv->mstats.fwd_unicast_cnt = mesh_access.data[4];
+ priv->mstats.fwd_bcast_cnt = mesh_access.data[5];
+ priv->mstats.drop_blind = mesh_access.data[6];
+
+ LEAVE();
+ return MESH_STATS_NUM;
+}
+
+static void libertas_ethtool_get_strings (struct net_device * dev,
+ u32 stringset,
+ u8 * s)
+{
+ int i;
+
+ ENTER();
+ switch (stringset) {
+ case ETH_SS_STATS:
+ for (i=0; i < MESH_STATS_NUM; i++) {
+ memcpy(s + i * ETH_GSTRING_LEN,
+ mesh_stat_strings[i],
+ ETH_GSTRING_LEN);
+ }
+ break;
+ }
+ LEAVE();
+}
+
+struct ethtool_ops libertas_ethtool_ops = {
+ .get_drvinfo = libertas_ethtool_get_drvinfo,
+ .get_eeprom = libertas_ethtool_get_eeprom,
+ .get_eeprom_len = libertas_ethtool_get_eeprom_len,
+ .get_stats_count = libertas_ethtool_get_stats_count,
+ .get_ethtool_stats = libertas_ethtool_get_stats,
+ .get_strings = libertas_ethtool_get_strings,
+};
+