#define MWL8K_NAME KBUILD_MODNAME
#define MWL8K_VERSION "0.10"
-static DEFINE_PCI_DEVICE_TABLE(mwl8k_table) = {
- { PCI_VDEVICE(MARVELL, 0x2a2b), .driver_data = 8687, },
- { PCI_VDEVICE(MARVELL, 0x2a30), .driver_data = 8687, },
- { }
-};
-MODULE_DEVICE_TABLE(pci, mwl8k_table);
-
/* Register definitions */
#define MWL8K_HIU_GEN_PTR 0x00000c10
#define MWL8K_MODE_STA 0x0000005a
#define MWL8K_RX_QUEUES 1
#define MWL8K_TX_QUEUES 4
+struct rxd_ops {
+ int rxd_size;
+ void (*rxd_init)(void *rxd, dma_addr_t next_dma_addr);
+ void (*rxd_refill)(void *rxd, dma_addr_t addr, int len);
+ int (*rxd_process)(void *rxd, struct ieee80211_rx_status *status,
+ __le16 *qos);
+};
+
+struct mwl8k_device_info {
+ char *part_name;
+ char *helper_image;
+ char *fw_image;
+ struct rxd_ops *rxd_ops;
+ u16 modes;
+};
+
struct mwl8k_rx_queue {
int rxd_count;
/* refill descs here */
int tail;
- struct mwl8k_rx_desc *rxd;
+ void *rxd;
dma_addr_t rxd_dma;
- struct sk_buff **skb;
+ struct {
+ struct sk_buff *skb;
+ DECLARE_PCI_UNMAP_ADDR(dma)
+ } *buf;
};
struct mwl8k_tx_queue {
/* Pointers to the firmware data and meta information about it. */
struct mwl8k_firmware {
- /* Microcode */
- struct firmware *ucode;
-
/* Boot helper code */
struct firmware *helper;
+
+ /* Microcode */
+ struct firmware *ucode;
};
struct mwl8k_priv {
+ void __iomem *sram;
void __iomem *regs;
struct ieee80211_hw *hw;
struct pci_dev *pdev;
+ struct mwl8k_device_info *device_info;
+ bool ap_fw;
+ struct rxd_ops *rxd_ops;
+
/* firmware files and meta data */
struct mwl8k_firmware fw;
- u32 part_num;
/* firmware access */
struct mutex fw_mutex;
/* PHY parameters */
struct ieee80211_supported_band band;
struct ieee80211_channel channels[14];
- struct ieee80211_rate rates[13];
+ struct ieee80211_rate rates[14];
bool radio_on;
bool radio_short_preamble;
u8 bssid[ETH_ALEN];
u8 mac_addr[ETH_ALEN];
- /*
- * Subset of supported legacy rates.
- * Intersection of AP and STA supported rates.
- */
- struct ieee80211_rate legacy_rates[13];
-
- /* number of supported legacy rates */
- u8 legacy_nrates;
-
/* Index into station database.Returned by update_sta_db call */
u8 peer_id;
{ .bitrate = 360, .hw_value = 72, },
{ .bitrate = 480, .hw_value = 96, },
{ .bitrate = 540, .hw_value = 108, },
+ { .bitrate = 720, .hw_value = 144, },
+};
+
+static const u8 mwl8k_rateids[12] = {
+ 2, 4, 11, 22, 12, 18, 24, 36, 48, 72, 96, 108,
};
/* Set or get info from Firmware */
/* Firmware command codes */
#define MWL8K_CMD_CODE_DNLD 0x0001
#define MWL8K_CMD_GET_HW_SPEC 0x0003
+#define MWL8K_CMD_SET_HW_SPEC 0x0004
#define MWL8K_CMD_MAC_MULTICAST_ADR 0x0010
#define MWL8K_CMD_GET_STAT 0x0014
#define MWL8K_CMD_RADIO_CONTROL 0x001c
#define MWL8K_CMD_RF_TX_POWER 0x001e
+#define MWL8K_CMD_RF_ANTENNA 0x0020
#define MWL8K_CMD_SET_PRE_SCAN 0x0107
#define MWL8K_CMD_SET_POST_SCAN 0x0108
#define MWL8K_CMD_SET_RF_CHANNEL 0x010a
switch (cmd & ~0x8000) {
MWL8K_CMDNAME(CODE_DNLD);
MWL8K_CMDNAME(GET_HW_SPEC);
+ MWL8K_CMDNAME(SET_HW_SPEC);
MWL8K_CMDNAME(MAC_MULTICAST_ADR);
MWL8K_CMDNAME(GET_STAT);
MWL8K_CMDNAME(RADIO_CONTROL);
MWL8K_CMDNAME(RF_TX_POWER);
+ MWL8K_CMDNAME(RF_ANTENNA);
MWL8K_CMDNAME(SET_PRE_SCAN);
MWL8K_CMDNAME(SET_POST_SCAN);
MWL8K_CMDNAME(SET_RF_CHANNEL);
fname, &priv->pdev->dev);
}
-static int mwl8k_request_firmware(struct mwl8k_priv *priv, u32 part_num)
+static int mwl8k_request_firmware(struct mwl8k_priv *priv)
{
- u8 filename[64];
+ struct mwl8k_device_info *di = priv->device_info;
int rc;
- priv->part_num = part_num;
-
- snprintf(filename, sizeof(filename),
- "mwl8k/helper_%u.fw", priv->part_num);
-
- rc = mwl8k_request_fw(priv, filename, &priv->fw.helper);
- if (rc) {
- printk(KERN_ERR "%s: Error requesting helper firmware "
- "file %s\n", pci_name(priv->pdev), filename);
- return rc;
+ if (di->helper_image != NULL) {
+ rc = mwl8k_request_fw(priv, di->helper_image, &priv->fw.helper);
+ if (rc) {
+ printk(KERN_ERR "%s: Error requesting helper "
+ "firmware file %s\n", pci_name(priv->pdev),
+ di->helper_image);
+ return rc;
+ }
}
- snprintf(filename, sizeof(filename),
- "mwl8k/fmimage_%u.fw", priv->part_num);
-
- rc = mwl8k_request_fw(priv, filename, &priv->fw.ucode);
+ rc = mwl8k_request_fw(priv, di->fw_image, &priv->fw.ucode);
if (rc) {
printk(KERN_ERR "%s: Error requesting firmware file %s\n",
- pci_name(priv->pdev), filename);
+ pci_name(priv->pdev), di->fw_image);
mwl8k_release_fw(&priv->fw.helper);
return rc;
}
return 0;
}
+MODULE_FIRMWARE("mwl8k/helper_8687.fw");
+MODULE_FIRMWARE("mwl8k/fmimage_8687.fw");
+
struct mwl8k_cmd_pkt {
__le16 code;
__le16 length;
{
struct mwl8k_priv *priv = hw->priv;
struct firmware *fw = priv->fw.ucode;
+ struct mwl8k_device_info *di = priv->device_info;
int rc;
int loops;
"helper image\n", pci_name(priv->pdev));
return rc;
}
- msleep(1);
+ msleep(5);
rc = mwl8k_feed_fw_image(priv, fw->data, fw->size);
} else {
return rc;
}
- iowrite32(MWL8K_MODE_STA, priv->regs + MWL8K_HIU_GEN_PTR);
- msleep(1);
+ if (di->modes & BIT(NL80211_IFTYPE_AP))
+ iowrite32(MWL8K_MODE_AP, priv->regs + MWL8K_HIU_GEN_PTR);
+ else
+ iowrite32(MWL8K_MODE_STA, priv->regs + MWL8K_HIU_GEN_PTR);
- loops = 200000;
+ loops = 500000;
do {
- if (ioread32(priv->regs + MWL8K_HIU_INT_CODE)
- == MWL8K_FWSTA_READY)
+ u32 ready_code;
+
+ ready_code = ioread32(priv->regs + MWL8K_HIU_INT_CODE);
+ if (ready_code == MWL8K_FWAP_READY) {
+ priv->ap_fw = 1;
break;
+ } else if (ready_code == MWL8K_FWSTA_READY) {
+ priv->ap_fw = 0;
+ break;
+ }
+
+ cond_resched();
udelay(1);
} while (--loops);
/* Peer Entry flags - used to define the type of the peer node */
#define MWL8K_PEER_TYPE_ACCESSPOINT 2
-#define MWL8K_IEEE_LEGACY_DATA_RATES 13
-#define MWL8K_MCS_BITMAP_SIZE 16
-
struct peer_capability_info {
/* Peer type - AP vs. STA. */
__u8 peer_type;
struct ewc_ht_info ewc_info;
/* Legacy rate table. Intersection of our rates and peer rates. */
- __u8 legacy_rates[MWL8K_IEEE_LEGACY_DATA_RATES];
+ __u8 legacy_rates[12];
/* HT rate table. Intersection of our rates and peer rates. */
- __u8 ht_rates[MWL8K_MCS_BITMAP_SIZE];
+ __u8 ht_rates[16];
__u8 pad[16];
/* If set, interoperability mode, no proprietary extensions. */
struct mwl8k_dma_data {
__le16 fwlen;
struct ieee80211_hdr wh;
+ char data[0];
} __attribute__((packed));
/* Routines to add/remove DMA header from skb. */
-static inline void mwl8k_remove_dma_header(struct sk_buff *skb)
+static inline void mwl8k_remove_dma_header(struct sk_buff *skb, __le16 qos)
{
- struct mwl8k_dma_data *tr = (struct mwl8k_dma_data *)skb->data;
- void *dst, *src = &tr->wh;
- int hdrlen = ieee80211_hdrlen(tr->wh.frame_control);
- u16 space = sizeof(struct mwl8k_dma_data) - hdrlen;
+ struct mwl8k_dma_data *tr;
+ int hdrlen;
+
+ tr = (struct mwl8k_dma_data *)skb->data;
+ hdrlen = ieee80211_hdrlen(tr->wh.frame_control);
- dst = (void *)tr + space;
- if (dst != src) {
- memmove(dst, src, hdrlen);
- skb_pull(skb, space);
+ if (hdrlen != sizeof(tr->wh)) {
+ if (ieee80211_is_data_qos(tr->wh.frame_control)) {
+ memmove(tr->data - hdrlen, &tr->wh, hdrlen - 2);
+ *((__le16 *)(tr->data - 2)) = qos;
+ } else {
+ memmove(tr->data - hdrlen, &tr->wh, hdrlen);
+ }
}
+
+ if (hdrlen != sizeof(*tr))
+ skb_pull(skb, sizeof(*tr) - hdrlen);
}
static inline void mwl8k_add_dma_header(struct sk_buff *skb)
{
struct ieee80211_hdr *wh;
- u32 hdrlen, pktlen;
+ int hdrlen;
struct mwl8k_dma_data *tr;
+ /*
+ * Add a firmware DMA header; the firmware requires that we
+ * present a 2-byte payload length followed by a 4-address
+ * header (without QoS field), followed (optionally) by any
+ * WEP/ExtIV header (but only filled in for CCMP).
+ */
wh = (struct ieee80211_hdr *)skb->data;
+
hdrlen = ieee80211_hdrlen(wh->frame_control);
- pktlen = skb->len;
+ if (hdrlen != sizeof(*tr))
+ skb_push(skb, sizeof(*tr) - hdrlen);
- /*
- * Copy up/down the 802.11 header; the firmware requires
- * we present a 2-byte payload length followed by a
- * 4-address header (w/o QoS), followed (optionally) by
- * any WEP/ExtIV header (but only filled in for CCMP).
- */
- if (hdrlen != sizeof(struct mwl8k_dma_data))
- skb_push(skb, sizeof(struct mwl8k_dma_data) - hdrlen);
+ if (ieee80211_is_data_qos(wh->frame_control))
+ hdrlen -= 2;
tr = (struct mwl8k_dma_data *)skb->data;
if (wh != &tr->wh)
memmove(&tr->wh, wh, hdrlen);
-
- /* Clear addr4 */
- memset(tr->wh.addr4, 0, ETH_ALEN);
+ if (hdrlen != sizeof(tr->wh))
+ memset(((void *)&tr->wh) + hdrlen, 0, sizeof(tr->wh) - hdrlen);
/*
* Firmware length is the length of the fully formed "802.11
* payload". That is, everything except for the 802.11 header.
* This includes all crypto material including the MIC.
*/
- tr->fwlen = cpu_to_le16(pktlen - hdrlen);
+ tr->fwlen = cpu_to_le16(skb->len - sizeof(*tr));
}
/*
- * Packet reception.
+ * Packet reception for 88w8366.
*/
-#define MWL8K_RX_CTRL_OWNED_BY_HOST 0x02
+struct mwl8k_rxd_8366 {
+ __le16 pkt_len;
+ __u8 sq2;
+ __u8 rate;
+ __le32 pkt_phys_addr;
+ __le32 next_rxd_phys_addr;
+ __le16 qos_control;
+ __le16 htsig2;
+ __le32 hw_rssi_info;
+ __le32 hw_noise_floor_info;
+ __u8 noise_floor;
+ __u8 pad0[3];
+ __u8 rssi;
+ __u8 rx_status;
+ __u8 channel;
+ __u8 rx_ctrl;
+} __attribute__((packed));
+
+#define MWL8K_8366_RATE_INFO_MCS_FORMAT 0x80
+#define MWL8K_8366_RATE_INFO_40MHZ 0x40
+#define MWL8K_8366_RATE_INFO_RATEID(x) ((x) & 0x3f)
+
+#define MWL8K_8366_RX_CTRL_OWNED_BY_HOST 0x80
+
+static void mwl8k_rxd_8366_init(void *_rxd, dma_addr_t next_dma_addr)
+{
+ struct mwl8k_rxd_8366 *rxd = _rxd;
+
+ rxd->next_rxd_phys_addr = cpu_to_le32(next_dma_addr);
+ rxd->rx_ctrl = MWL8K_8366_RX_CTRL_OWNED_BY_HOST;
+}
+
+static void mwl8k_rxd_8366_refill(void *_rxd, dma_addr_t addr, int len)
+{
+ struct mwl8k_rxd_8366 *rxd = _rxd;
+
+ rxd->pkt_len = cpu_to_le16(len);
+ rxd->pkt_phys_addr = cpu_to_le32(addr);
+ wmb();
+ rxd->rx_ctrl = 0;
+}
+
+static int
+mwl8k_rxd_8366_process(void *_rxd, struct ieee80211_rx_status *status,
+ __le16 *qos)
+{
+ struct mwl8k_rxd_8366 *rxd = _rxd;
+
+ if (!(rxd->rx_ctrl & MWL8K_8366_RX_CTRL_OWNED_BY_HOST))
+ return -1;
+ rmb();
+
+ memset(status, 0, sizeof(*status));
+
+ status->signal = -rxd->rssi;
+ status->noise = -rxd->noise_floor;
+
+ if (rxd->rate & MWL8K_8366_RATE_INFO_MCS_FORMAT) {
+ status->flag |= RX_FLAG_HT;
+ if (rxd->rate & MWL8K_8366_RATE_INFO_40MHZ)
+ status->flag |= RX_FLAG_40MHZ;
+ status->rate_idx = MWL8K_8366_RATE_INFO_RATEID(rxd->rate);
+ } else {
+ int i;
+
+ for (i = 0; i < ARRAY_SIZE(mwl8k_rates); i++) {
+ if (mwl8k_rates[i].hw_value == rxd->rate) {
+ status->rate_idx = i;
+ break;
+ }
+ }
+ }
-struct mwl8k_rx_desc {
+ status->band = IEEE80211_BAND_2GHZ;
+ status->freq = ieee80211_channel_to_frequency(rxd->channel);
+
+ *qos = rxd->qos_control;
+
+ return le16_to_cpu(rxd->pkt_len);
+}
+
+static struct rxd_ops rxd_8366_ops = {
+ .rxd_size = sizeof(struct mwl8k_rxd_8366),
+ .rxd_init = mwl8k_rxd_8366_init,
+ .rxd_refill = mwl8k_rxd_8366_refill,
+ .rxd_process = mwl8k_rxd_8366_process,
+};
+
+/*
+ * Packet reception for 88w8687.
+ */
+struct mwl8k_rxd_8687 {
__le16 pkt_len;
__u8 link_quality;
__u8 noise_level;
__u8 pad2[2];
} __attribute__((packed));
+#define MWL8K_8687_RATE_INFO_SHORTPRE 0x8000
+#define MWL8K_8687_RATE_INFO_ANTSELECT(x) (((x) >> 11) & 0x3)
+#define MWL8K_8687_RATE_INFO_RATEID(x) (((x) >> 3) & 0x3f)
+#define MWL8K_8687_RATE_INFO_40MHZ 0x0004
+#define MWL8K_8687_RATE_INFO_SHORTGI 0x0002
+#define MWL8K_8687_RATE_INFO_MCS_FORMAT 0x0001
+
+#define MWL8K_8687_RX_CTRL_OWNED_BY_HOST 0x02
+
+static void mwl8k_rxd_8687_init(void *_rxd, dma_addr_t next_dma_addr)
+{
+ struct mwl8k_rxd_8687 *rxd = _rxd;
+
+ rxd->next_rxd_phys_addr = cpu_to_le32(next_dma_addr);
+ rxd->rx_ctrl = MWL8K_8687_RX_CTRL_OWNED_BY_HOST;
+}
+
+static void mwl8k_rxd_8687_refill(void *_rxd, dma_addr_t addr, int len)
+{
+ struct mwl8k_rxd_8687 *rxd = _rxd;
+
+ rxd->pkt_len = cpu_to_le16(len);
+ rxd->pkt_phys_addr = cpu_to_le32(addr);
+ wmb();
+ rxd->rx_ctrl = 0;
+}
+
+static int
+mwl8k_rxd_8687_process(void *_rxd, struct ieee80211_rx_status *status,
+ __le16 *qos)
+{
+ struct mwl8k_rxd_8687 *rxd = _rxd;
+ u16 rate_info;
+
+ if (!(rxd->rx_ctrl & MWL8K_8687_RX_CTRL_OWNED_BY_HOST))
+ return -1;
+ rmb();
+
+ rate_info = le16_to_cpu(rxd->rate_info);
+
+ memset(status, 0, sizeof(*status));
+
+ status->signal = -rxd->rssi;
+ status->noise = -rxd->noise_level;
+ status->qual = rxd->link_quality;
+ status->antenna = MWL8K_8687_RATE_INFO_ANTSELECT(rate_info);
+ status->rate_idx = MWL8K_8687_RATE_INFO_RATEID(rate_info);
+
+ if (rate_info & MWL8K_8687_RATE_INFO_SHORTPRE)
+ status->flag |= RX_FLAG_SHORTPRE;
+ if (rate_info & MWL8K_8687_RATE_INFO_40MHZ)
+ status->flag |= RX_FLAG_40MHZ;
+ if (rate_info & MWL8K_8687_RATE_INFO_SHORTGI)
+ status->flag |= RX_FLAG_SHORT_GI;
+ if (rate_info & MWL8K_8687_RATE_INFO_MCS_FORMAT)
+ status->flag |= RX_FLAG_HT;
+
+ status->band = IEEE80211_BAND_2GHZ;
+ status->freq = ieee80211_channel_to_frequency(rxd->channel);
+
+ *qos = rxd->qos_control;
+
+ return le16_to_cpu(rxd->pkt_len);
+}
+
+static struct rxd_ops rxd_8687_ops = {
+ .rxd_size = sizeof(struct mwl8k_rxd_8687),
+ .rxd_init = mwl8k_rxd_8687_init,
+ .rxd_refill = mwl8k_rxd_8687_refill,
+ .rxd_process = mwl8k_rxd_8687_process,
+};
+
+
#define MWL8K_RX_DESCS 256
#define MWL8K_RX_MAXSZ 3800
-#define RATE_INFO_SHORTPRE 0x8000
-#define RATE_INFO_ANTSELECT(x) (((x) >> 11) & 0x3)
-#define RATE_INFO_RATEID(x) (((x) >> 3) & 0x3f)
-#define RATE_INFO_40MHZ 0x0004
-#define RATE_INFO_SHORTGI 0x0002
-#define RATE_INFO_MCS_FORMAT 0x0001
-
static int mwl8k_rxq_init(struct ieee80211_hw *hw, int index)
{
struct mwl8k_priv *priv = hw->priv;
rxq->head = 0;
rxq->tail = 0;
- size = MWL8K_RX_DESCS * sizeof(struct mwl8k_rx_desc);
+ size = MWL8K_RX_DESCS * priv->rxd_ops->rxd_size;
rxq->rxd = pci_alloc_consistent(priv->pdev, size, &rxq->rxd_dma);
if (rxq->rxd == NULL) {
}
memset(rxq->rxd, 0, size);
- rxq->skb = kmalloc(MWL8K_RX_DESCS * sizeof(*rxq->skb), GFP_KERNEL);
- if (rxq->skb == NULL) {
+ rxq->buf = kmalloc(MWL8K_RX_DESCS * sizeof(*rxq->buf), GFP_KERNEL);
+ if (rxq->buf == NULL) {
printk(KERN_ERR "%s: failed to alloc RX skbuff list\n",
wiphy_name(hw->wiphy));
pci_free_consistent(priv->pdev, size, rxq->rxd, rxq->rxd_dma);
return -ENOMEM;
}
- memset(rxq->skb, 0, MWL8K_RX_DESCS * sizeof(*rxq->skb));
+ memset(rxq->buf, 0, MWL8K_RX_DESCS * sizeof(*rxq->buf));
for (i = 0; i < MWL8K_RX_DESCS; i++) {
- struct mwl8k_rx_desc *rx_desc;
+ int desc_size;
+ void *rxd;
int nexti;
+ dma_addr_t next_dma_addr;
- rx_desc = rxq->rxd + i;
- nexti = (i + 1) % MWL8K_RX_DESCS;
+ desc_size = priv->rxd_ops->rxd_size;
+ rxd = rxq->rxd + (i * priv->rxd_ops->rxd_size);
- rx_desc->next_rxd_phys_addr =
- cpu_to_le32(rxq->rxd_dma + nexti * sizeof(*rx_desc));
- rx_desc->rx_ctrl = MWL8K_RX_CTRL_OWNED_BY_HOST;
+ nexti = i + 1;
+ if (nexti == MWL8K_RX_DESCS)
+ nexti = 0;
+ next_dma_addr = rxq->rxd_dma + (nexti * desc_size);
+
+ priv->rxd_ops->rxd_init(rxd, next_dma_addr);
}
return 0;
refilled = 0;
while (rxq->rxd_count < MWL8K_RX_DESCS && limit--) {
struct sk_buff *skb;
+ dma_addr_t addr;
int rx;
+ void *rxd;
skb = dev_alloc_skb(MWL8K_RX_MAXSZ);
if (skb == NULL)
break;
- rxq->rxd_count++;
-
- rx = rxq->tail;
- rxq->tail = (rx + 1) % MWL8K_RX_DESCS;
+ addr = pci_map_single(priv->pdev, skb->data,
+ MWL8K_RX_MAXSZ, DMA_FROM_DEVICE);
- rxq->rxd[rx].pkt_phys_addr =
- cpu_to_le32(pci_map_single(priv->pdev, skb->data,
- MWL8K_RX_MAXSZ, DMA_FROM_DEVICE));
+ rxq->rxd_count++;
+ rx = rxq->tail++;
+ if (rxq->tail == MWL8K_RX_DESCS)
+ rxq->tail = 0;
+ rxq->buf[rx].skb = skb;
+ pci_unmap_addr_set(&rxq->buf[rx], dma, addr);
- rxq->rxd[rx].pkt_len = cpu_to_le16(MWL8K_RX_MAXSZ);
- rxq->skb[rx] = skb;
- wmb();
- rxq->rxd[rx].rx_ctrl = 0;
+ rxd = rxq->rxd + (rx * priv->rxd_ops->rxd_size);
+ priv->rxd_ops->rxd_refill(rxd, addr, MWL8K_RX_MAXSZ);
refilled++;
}
int i;
for (i = 0; i < MWL8K_RX_DESCS; i++) {
- if (rxq->skb[i] != NULL) {
- unsigned long addr;
-
- addr = le32_to_cpu(rxq->rxd[i].pkt_phys_addr);
- pci_unmap_single(priv->pdev, addr, MWL8K_RX_MAXSZ,
- PCI_DMA_FROMDEVICE);
- kfree_skb(rxq->skb[i]);
- rxq->skb[i] = NULL;
+ if (rxq->buf[i].skb != NULL) {
+ pci_unmap_single(priv->pdev,
+ pci_unmap_addr(&rxq->buf[i], dma),
+ MWL8K_RX_MAXSZ, PCI_DMA_FROMDEVICE);
+ pci_unmap_addr_set(&rxq->buf[i], dma, 0);
+
+ kfree_skb(rxq->buf[i].skb);
+ rxq->buf[i].skb = NULL;
}
}
- kfree(rxq->skb);
- rxq->skb = NULL;
+ kfree(rxq->buf);
+ rxq->buf = NULL;
pci_free_consistent(priv->pdev,
- MWL8K_RX_DESCS * sizeof(struct mwl8k_rx_desc),
+ MWL8K_RX_DESCS * priv->rxd_ops->rxd_size,
rxq->rxd, rxq->rxd_dma);
rxq->rxd = NULL;
}
processed = 0;
while (rxq->rxd_count && limit--) {
- struct mwl8k_rx_desc *rx_desc;
struct sk_buff *skb;
+ void *rxd;
+ int pkt_len;
struct ieee80211_rx_status status;
- unsigned long addr;
- struct ieee80211_hdr *wh;
- u16 rate_info;
+ __le16 qos;
- rx_desc = rxq->rxd + rxq->head;
- if (!(rx_desc->rx_ctrl & MWL8K_RX_CTRL_OWNED_BY_HOST))
+ skb = rxq->buf[rxq->head].skb;
+ if (skb == NULL)
break;
- rmb();
- skb = rxq->skb[rxq->head];
- if (skb == NULL)
+ rxd = rxq->rxd + (rxq->head * priv->rxd_ops->rxd_size);
+
+ pkt_len = priv->rxd_ops->rxd_process(rxd, &status, &qos);
+ if (pkt_len < 0)
break;
- rxq->skb[rxq->head] = NULL;
- rxq->head = (rxq->head + 1) % MWL8K_RX_DESCS;
- rxq->rxd_count--;
+ rxq->buf[rxq->head].skb = NULL;
+
+ pci_unmap_single(priv->pdev,
+ pci_unmap_addr(&rxq->buf[rxq->head], dma),
+ MWL8K_RX_MAXSZ, PCI_DMA_FROMDEVICE);
+ pci_unmap_addr_set(&rxq->buf[rxq->head], dma, 0);
- addr = le32_to_cpu(rx_desc->pkt_phys_addr);
- pci_unmap_single(priv->pdev, addr,
- MWL8K_RX_MAXSZ, PCI_DMA_FROMDEVICE);
+ rxq->head++;
+ if (rxq->head == MWL8K_RX_DESCS)
+ rxq->head = 0;
- skb_put(skb, le16_to_cpu(rx_desc->pkt_len));
- mwl8k_remove_dma_header(skb);
+ rxq->rxd_count--;
- wh = (struct ieee80211_hdr *)skb->data;
+ skb_put(skb, pkt_len);
+ mwl8k_remove_dma_header(skb, qos);
/*
* Check for a pending join operation. Save a
* copy of the beacon and schedule a tasklet to
* send a FINALIZE_JOIN command to the firmware.
*/
- if (mwl8k_capture_bssid(priv, wh))
+ if (mwl8k_capture_bssid(priv, (void *)skb->data))
mwl8k_save_beacon(hw, skb);
- rate_info = le16_to_cpu(rx_desc->rate_info);
-
- memset(&status, 0, sizeof(status));
- status.mactime = 0;
- status.signal = -rx_desc->rssi;
- status.noise = -rx_desc->noise_level;
- status.qual = rx_desc->link_quality;
- status.antenna = RATE_INFO_ANTSELECT(rate_info);
- status.rate_idx = RATE_INFO_RATEID(rate_info);
- status.flag = 0;
- if (rate_info & RATE_INFO_SHORTPRE)
- status.flag |= RX_FLAG_SHORTPRE;
- if (rate_info & RATE_INFO_40MHZ)
- status.flag |= RX_FLAG_40MHZ;
- if (rate_info & RATE_INFO_SHORTGI)
- status.flag |= RX_FLAG_SHORT_GI;
- if (rate_info & RATE_INFO_MCS_FORMAT)
- status.flag |= RX_FLAG_HT;
- status.band = IEEE80211_BAND_2GHZ;
- status.freq = ieee80211_channel_to_frequency(rx_desc->channel);
memcpy(IEEE80211_SKB_RXCB(skb), &status, sizeof(status));
ieee80211_rx_irqsafe(hw, skb);
ioread32(priv->regs + MWL8K_HIU_INT_CODE);
}
-struct mwl8k_txq_info {
- u32 fw_owned;
- u32 drv_owned;
- u32 unused;
- u32 len;
- u32 head;
- u32 tail;
-};
-
-static int mwl8k_scan_tx_ring(struct mwl8k_priv *priv,
- struct mwl8k_txq_info *txinfo)
+static void mwl8k_dump_tx_rings(struct ieee80211_hw *hw)
{
- int count, desc, status;
- struct mwl8k_tx_queue *txq;
- struct mwl8k_tx_desc *tx_desc;
- int ndescs = 0;
+ struct mwl8k_priv *priv = hw->priv;
+ int i;
- memset(txinfo, 0, MWL8K_TX_QUEUES * sizeof(struct mwl8k_txq_info));
+ for (i = 0; i < MWL8K_TX_QUEUES; i++) {
+ struct mwl8k_tx_queue *txq = priv->txq + i;
+ int fw_owned = 0;
+ int drv_owned = 0;
+ int unused = 0;
+ int desc;
- for (count = 0; count < MWL8K_TX_QUEUES; count++) {
- txq = priv->txq + count;
- txinfo[count].len = txq->stats.len;
- txinfo[count].head = txq->head;
- txinfo[count].tail = txq->tail;
for (desc = 0; desc < MWL8K_TX_DESCS; desc++) {
- tx_desc = txq->txd + desc;
- status = le32_to_cpu(tx_desc->status);
+ struct mwl8k_tx_desc *tx_desc = txq->txd + desc;
+ u32 status;
+ status = le32_to_cpu(tx_desc->status);
if (status & MWL8K_TXD_STATUS_FW_OWNED)
- txinfo[count].fw_owned++;
+ fw_owned++;
else
- txinfo[count].drv_owned++;
+ drv_owned++;
if (tx_desc->pkt_len == 0)
- txinfo[count].unused++;
+ unused++;
}
- }
- return ndescs;
+ printk(KERN_ERR "%s: txq[%d] len=%d head=%d tail=%d "
+ "fw_owned=%d drv_owned=%d unused=%d\n",
+ wiphy_name(hw->wiphy), i,
+ txq->stats.len, txq->head, txq->tail,
+ fw_owned, drv_owned, unused);
+ }
}
/*
* Must be called with priv->fw_mutex held and tx queues stopped.
*/
+#define MWL8K_TX_WAIT_TIMEOUT_MS 1000
+
static int mwl8k_tx_wait_empty(struct ieee80211_hw *hw)
{
struct mwl8k_priv *priv = hw->priv;
DECLARE_COMPLETION_ONSTACK(tx_wait);
- u32 count;
- unsigned long timeout;
+ int retry;
+ int rc;
might_sleep();
+ /*
+ * The TX queues are stopped at this point, so this test
+ * doesn't need to take ->tx_lock.
+ */
+ if (!priv->pending_tx_pkts)
+ return 0;
+
+ retry = 0;
+ rc = 0;
+
spin_lock_bh(&priv->tx_lock);
- count = priv->pending_tx_pkts;
- if (count)
- priv->tx_wait = &tx_wait;
- spin_unlock_bh(&priv->tx_lock);
+ priv->tx_wait = &tx_wait;
+ while (!rc) {
+ int oldcount;
+ unsigned long timeout;
- if (count) {
- struct mwl8k_txq_info txinfo[MWL8K_TX_QUEUES];
- int index;
- int newcount;
+ oldcount = priv->pending_tx_pkts;
+ spin_unlock_bh(&priv->tx_lock);
timeout = wait_for_completion_timeout(&tx_wait,
- msecs_to_jiffies(5000));
- if (timeout)
- return 0;
-
+ msecs_to_jiffies(MWL8K_TX_WAIT_TIMEOUT_MS));
spin_lock_bh(&priv->tx_lock);
- priv->tx_wait = NULL;
- newcount = priv->pending_tx_pkts;
- mwl8k_scan_tx_ring(priv, txinfo);
- spin_unlock_bh(&priv->tx_lock);
- printk(KERN_ERR "%s(%u) TIMEDOUT:5000ms Pend:%u-->%u\n",
- __func__, __LINE__, count, newcount);
+ if (timeout) {
+ WARN_ON(priv->pending_tx_pkts);
+ if (retry) {
+ printk(KERN_NOTICE "%s: tx rings drained\n",
+ wiphy_name(hw->wiphy));
+ }
+ break;
+ }
- for (index = 0; index < MWL8K_TX_QUEUES; index++)
- printk(KERN_ERR "TXQ:%u L:%u H:%u T:%u FW:%u "
- "DRV:%u U:%u\n",
- index,
- txinfo[index].len,
- txinfo[index].head,
- txinfo[index].tail,
- txinfo[index].fw_owned,
- txinfo[index].drv_owned,
- txinfo[index].unused);
+ if (priv->pending_tx_pkts < oldcount) {
+ printk(KERN_NOTICE "%s: timeout waiting for tx "
+ "rings to drain (%d -> %d pkts), retrying\n",
+ wiphy_name(hw->wiphy), oldcount,
+ priv->pending_tx_pkts);
+ retry = 1;
+ continue;
+ }
- return -ETIMEDOUT;
+ priv->tx_wait = NULL;
+
+ printk(KERN_ERR "%s: tx rings stuck for %d ms\n",
+ wiphy_name(hw->wiphy), MWL8K_TX_WAIT_TIMEOUT_MS);
+ mwl8k_dump_tx_rings(hw);
+
+ rc = -ETIMEDOUT;
}
+ spin_unlock_bh(&priv->tx_lock);
- return 0;
+ return rc;
}
#define MWL8K_TXD_SUCCESS(status) \
BUG_ON(skb == NULL);
pci_unmap_single(priv->pdev, addr, size, PCI_DMA_TODEVICE);
- mwl8k_remove_dma_header(skb);
+ mwl8k_remove_dma_header(skb, tx_desc->qos_control);
/* Mark descriptor as unused */
tx_desc->pkt_phys_addr = 0;
* Command processing.
*/
-/* Timeout firmware commands after 2000ms */
-#define MWL8K_CMD_TIMEOUT_MS 2000
+/* Timeout firmware commands after 10s */
+#define MWL8K_CMD_TIMEOUT_MS 10000
static int mwl8k_post_cmd(struct ieee80211_hw *hw, struct mwl8k_cmd_pkt *cmd)
{
MWL8K_CMD_TIMEOUT_MS);
rc = -ETIMEDOUT;
} else {
+ int ms;
+
+ ms = MWL8K_CMD_TIMEOUT_MS - jiffies_to_msecs(timeout);
+
rc = cmd->result ? -EINVAL : 0;
if (rc)
printk(KERN_ERR "%s: Command %s error 0x%x\n",
wiphy_name(hw->wiphy),
mwl8k_cmd_name(cmd->code, buf, sizeof(buf)),
le16_to_cpu(cmd->result));
+ else if (ms > 2000)
+ printk(KERN_NOTICE "%s: Command %s took %d ms\n",
+ wiphy_name(hw->wiphy),
+ mwl8k_cmd_name(cmd->code, buf, sizeof(buf)),
+ ms);
}
return rc;
}
/*
- * GET_HW_SPEC.
+ * CMD_GET_HW_SPEC (STA version).
*/
-struct mwl8k_cmd_get_hw_spec {
+struct mwl8k_cmd_get_hw_spec_sta {
struct mwl8k_cmd_pkt header;
__u8 hw_rev;
__u8 host_interface;
__le32 total_rxd;
} __attribute__((packed));
-static int mwl8k_cmd_get_hw_spec(struct ieee80211_hw *hw)
+static int mwl8k_cmd_get_hw_spec_sta(struct ieee80211_hw *hw)
{
struct mwl8k_priv *priv = hw->priv;
- struct mwl8k_cmd_get_hw_spec *cmd;
+ struct mwl8k_cmd_get_hw_spec_sta *cmd;
int rc;
int i;
return rc;
}
+/*
+ * CMD_GET_HW_SPEC (AP version).
+ */
+struct mwl8k_cmd_get_hw_spec_ap {
+ struct mwl8k_cmd_pkt header;
+ __u8 hw_rev;
+ __u8 host_interface;
+ __le16 num_wcb;
+ __le16 num_mcaddrs;
+ __u8 perm_addr[ETH_ALEN];
+ __le16 region_code;
+ __le16 num_antenna;
+ __le32 fw_rev;
+ __le32 wcbbase0;
+ __le32 rxwrptr;
+ __le32 rxrdptr;
+ __le32 ps_cookie;
+ __le32 wcbbase1;
+ __le32 wcbbase2;
+ __le32 wcbbase3;
+} __attribute__((packed));
+
+static int mwl8k_cmd_get_hw_spec_ap(struct ieee80211_hw *hw)
+{
+ struct mwl8k_priv *priv = hw->priv;
+ struct mwl8k_cmd_get_hw_spec_ap *cmd;
+ int rc;
+
+ cmd = kzalloc(sizeof(*cmd), GFP_KERNEL);
+ if (cmd == NULL)
+ return -ENOMEM;
+
+ cmd->header.code = cpu_to_le16(MWL8K_CMD_GET_HW_SPEC);
+ cmd->header.length = cpu_to_le16(sizeof(*cmd));
+
+ memset(cmd->perm_addr, 0xff, sizeof(cmd->perm_addr));
+ cmd->ps_cookie = cpu_to_le32(priv->cookie_dma);
+
+ rc = mwl8k_post_cmd(hw, &cmd->header);
+
+ if (!rc) {
+ int off;
+
+ SET_IEEE80211_PERM_ADDR(hw, cmd->perm_addr);
+ priv->num_mcaddrs = le16_to_cpu(cmd->num_mcaddrs);
+ priv->fw_rev = le32_to_cpu(cmd->fw_rev);
+ priv->hw_rev = cmd->hw_rev;
+
+ off = le32_to_cpu(cmd->wcbbase0) & 0xffff;
+ iowrite32(cpu_to_le32(priv->txq[0].txd_dma), priv->sram + off);
+
+ off = le32_to_cpu(cmd->rxwrptr) & 0xffff;
+ iowrite32(cpu_to_le32(priv->rxq[0].rxd_dma), priv->sram + off);
+
+ off = le32_to_cpu(cmd->rxrdptr) & 0xffff;
+ iowrite32(cpu_to_le32(priv->rxq[0].rxd_dma), priv->sram + off);
+
+ off = le32_to_cpu(cmd->wcbbase1) & 0xffff;
+ iowrite32(cpu_to_le32(priv->txq[1].txd_dma), priv->sram + off);
+
+ off = le32_to_cpu(cmd->wcbbase2) & 0xffff;
+ iowrite32(cpu_to_le32(priv->txq[2].txd_dma), priv->sram + off);
+
+ off = le32_to_cpu(cmd->wcbbase3) & 0xffff;
+ iowrite32(cpu_to_le32(priv->txq[3].txd_dma), priv->sram + off);
+ }
+
+ kfree(cmd);
+ return rc;
+}
+
+/*
+ * CMD_SET_HW_SPEC.
+ */
+struct mwl8k_cmd_set_hw_spec {
+ struct mwl8k_cmd_pkt header;
+ __u8 hw_rev;
+ __u8 host_interface;
+ __le16 num_mcaddrs;
+ __u8 perm_addr[ETH_ALEN];
+ __le16 region_code;
+ __le32 fw_rev;
+ __le32 ps_cookie;
+ __le32 caps;
+ __le32 rx_queue_ptr;
+ __le32 num_tx_queues;
+ __le32 tx_queue_ptrs[MWL8K_TX_QUEUES];
+ __le32 flags;
+ __le32 num_tx_desc_per_queue;
+ __le32 total_rxd;
+} __attribute__((packed));
+
+#define MWL8K_SET_HW_SPEC_FLAG_HOST_DECR_MGMT 0x00000080
+
+static int mwl8k_cmd_set_hw_spec(struct ieee80211_hw *hw)
+{
+ struct mwl8k_priv *priv = hw->priv;
+ struct mwl8k_cmd_set_hw_spec *cmd;
+ int rc;
+ int i;
+
+ cmd = kzalloc(sizeof(*cmd), GFP_KERNEL);
+ if (cmd == NULL)
+ return -ENOMEM;
+
+ cmd->header.code = cpu_to_le16(MWL8K_CMD_SET_HW_SPEC);
+ cmd->header.length = cpu_to_le16(sizeof(*cmd));
+
+ cmd->ps_cookie = cpu_to_le32(priv->cookie_dma);
+ cmd->rx_queue_ptr = cpu_to_le32(priv->rxq[0].rxd_dma);
+ cmd->num_tx_queues = cpu_to_le32(MWL8K_TX_QUEUES);
+ for (i = 0; i < MWL8K_TX_QUEUES; i++)
+ cmd->tx_queue_ptrs[i] = cpu_to_le32(priv->txq[i].txd_dma);
+ cmd->flags = cpu_to_le32(MWL8K_SET_HW_SPEC_FLAG_HOST_DECR_MGMT);
+ cmd->num_tx_desc_per_queue = cpu_to_le32(MWL8K_TX_DESCS);
+ cmd->total_rxd = cpu_to_le32(MWL8K_RX_DESCS);
+
+ rc = mwl8k_post_cmd(hw, &cmd->header);
+ kfree(cmd);
+
+ return rc;
+}
+
/*
* CMD_MAC_MULTICAST_ADR.
*/
return rc;
}
+/*
+ * CMD_RF_ANTENNA.
+ */
+struct mwl8k_cmd_rf_antenna {
+ struct mwl8k_cmd_pkt header;
+ __le16 antenna;
+ __le16 mode;
+} __attribute__((packed));
+
+#define MWL8K_RF_ANTENNA_RX 1
+#define MWL8K_RF_ANTENNA_TX 2
+
+static int
+mwl8k_cmd_rf_antenna(struct ieee80211_hw *hw, int antenna, int mask)
+{
+ struct mwl8k_cmd_rf_antenna *cmd;
+ int rc;
+
+ cmd = kzalloc(sizeof(*cmd), GFP_KERNEL);
+ if (cmd == NULL)
+ return -ENOMEM;
+
+ cmd->header.code = cpu_to_le16(MWL8K_CMD_RF_ANTENNA);
+ cmd->header.length = cpu_to_le16(sizeof(*cmd));
+ cmd->antenna = cpu_to_le16(antenna);
+ cmd->mode = cpu_to_le16(mask);
+
+ rc = mwl8k_post_cmd(hw, &cmd->header);
+ kfree(cmd);
+
+ return rc;
+}
+
/*
* CMD_SET_PRE_SCAN.
*/
*/
struct mwl8k_cmd_set_mac_addr {
struct mwl8k_cmd_pkt header;
- __u8 mac_addr[ETH_ALEN];
+ union {
+ struct {
+ __le16 mac_type;
+ __u8 mac_addr[ETH_ALEN];
+ } mbss;
+ __u8 mac_addr[ETH_ALEN];
+ };
} __attribute__((packed));
static int mwl8k_set_mac_addr(struct ieee80211_hw *hw, u8 *mac)
{
+ struct mwl8k_priv *priv = hw->priv;
struct mwl8k_cmd_set_mac_addr *cmd;
int rc;
cmd->header.code = cpu_to_le16(MWL8K_CMD_SET_MAC_ADDR);
cmd->header.length = cpu_to_le16(sizeof(*cmd));
- memcpy(cmd->mac_addr, mac, ETH_ALEN);
+ if (priv->ap_fw) {
+ cmd->mbss.mac_type = 0;
+ memcpy(cmd->mbss.mac_addr, mac, ETH_ALEN);
+ } else {
+ memcpy(cmd->mac_addr, mac, ETH_ALEN);
+ }
rc = mwl8k_post_cmd(hw, &cmd->header);
kfree(cmd);
/* TX opportunity in units of 32 us */
__le16 txop;
- /* Log exponent of max contention period: 0...15*/
- __u8 log_cw_max;
+ union {
+ struct {
+ /* Log exponent of max contention period: 0...15 */
+ __le32 log_cw_max;
+
+ /* Log exponent of min contention period: 0...15 */
+ __le32 log_cw_min;
+
+ /* Adaptive interframe spacing in units of 32us */
+ __u8 aifs;
- /* Log exponent of min contention period: 0...15 */
- __u8 log_cw_min;
+ /* TX queue to configure */
+ __u8 txq;
+ } ap;
+ struct {
+ /* Log exponent of max contention period: 0...15 */
+ __u8 log_cw_max;
- /* Adaptive interframe spacing in units of 32us */
- __u8 aifs;
+ /* Log exponent of min contention period: 0...15 */
+ __u8 log_cw_min;
- /* TX queue to configure */
- __u8 txq;
+ /* Adaptive interframe spacing in units of 32us */
+ __u8 aifs;
+
+ /* TX queue to configure */
+ __u8 txq;
+ } sta;
+ };
} __attribute__((packed));
#define MWL8K_SET_EDCA_CW 0x01
__u16 cw_min, __u16 cw_max,
__u8 aifs, __u16 txop)
{
+ struct mwl8k_priv *priv = hw->priv;
struct mwl8k_cmd_set_edca_params *cmd;
int rc;
cmd->header.length = cpu_to_le16(sizeof(*cmd));
cmd->action = cpu_to_le16(MWL8K_SET_EDCA_ALL);
cmd->txop = cpu_to_le16(txop);
- cmd->log_cw_max = (u8)ilog2(cw_max + 1);
- cmd->log_cw_min = (u8)ilog2(cw_min + 1);
- cmd->aifs = aifs;
- cmd->txq = qnum;
+ if (priv->ap_fw) {
+ cmd->ap.log_cw_max = cpu_to_le32(ilog2(cw_max + 1));
+ cmd->ap.log_cw_min = cpu_to_le32(ilog2(cw_min + 1));
+ cmd->ap.aifs = aifs;
+ cmd->ap.txq = qnum;
+ } else {
+ cmd->sta.log_cw_max = (u8)ilog2(cw_max + 1);
+ cmd->sta.log_cw_min = (u8)ilog2(cw_min + 1);
+ cmd->sta.aifs = aifs;
+ cmd->sta.txq = qnum;
+ }
rc = mwl8k_post_cmd(hw, &cmd->header);
kfree(cmd);
struct ieee80211_bss_conf *info = &mv_vif->bss_info;
struct mwl8k_cmd_update_sta_db *cmd;
struct peer_capability_info *peer_info;
- struct ieee80211_rate *bitrates = mv_vif->legacy_rates;
int rc;
- __u8 count, *rates;
cmd = kzalloc(sizeof(*cmd), GFP_KERNEL);
if (cmd == NULL)
/* Build peer_info block */
peer_info->peer_type = MWL8K_PEER_TYPE_ACCESSPOINT;
peer_info->basic_caps = cpu_to_le16(info->assoc_capability);
+ memcpy(peer_info->legacy_rates, mwl8k_rateids,
+ sizeof(mwl8k_rateids));
peer_info->interop = 1;
peer_info->amsdu_enabled = 0;
- rates = peer_info->legacy_rates;
- for (count = 0; count < mv_vif->legacy_nrates; count++)
- rates[count] = bitrates[count].hw_value;
-
rc = mwl8k_post_cmd(hw, &cmd->header);
if (rc == 0)
mv_vif->peer_id = peer_info->station_id;
/*
* CMD_SET_AID.
*/
-#define MWL8K_RATE_INDEX_MAX_ARRAY 14
-
#define MWL8K_FRAME_PROT_DISABLED 0x00
#define MWL8K_FRAME_PROT_11G 0x07
#define MWL8K_FRAME_PROT_11N_HT_40MHZ_ONLY 0x02
/* AP's MAC address (BSSID) */
__u8 bssid[ETH_ALEN];
__le16 protection_mode;
- __u8 supp_rates[MWL8K_RATE_INDEX_MAX_ARRAY];
+ __u8 supp_rates[14];
} __attribute__((packed));
static int mwl8k_cmd_set_aid(struct ieee80211_hw *hw,
struct mwl8k_vif *mv_vif = MWL8K_VIF(vif);
struct ieee80211_bss_conf *info = &mv_vif->bss_info;
struct mwl8k_cmd_update_set_aid *cmd;
- struct ieee80211_rate *bitrates = mv_vif->legacy_rates;
- int count;
u16 prot_mode;
int rc;
}
cmd->protection_mode = cpu_to_le16(prot_mode);
- for (count = 0; count < mv_vif->legacy_nrates; count++)
- cmd->supp_rates[count] = bitrates[count].hw_value;
+ memcpy(cmd->supp_rates, mwl8k_rateids, sizeof(mwl8k_rateids));
rc = mwl8k_post_cmd(hw, &cmd->header);
kfree(cmd);
*/
struct mwl8k_cmd_update_rateset {
struct mwl8k_cmd_pkt header;
- __u8 legacy_rates[MWL8K_RATE_INDEX_MAX_ARRAY];
+ __u8 legacy_rates[14];
/* Bitmap for supported MCS codes. */
- __u8 mcs_set[MWL8K_IEEE_LEGACY_DATA_RATES];
- __u8 reserved[MWL8K_IEEE_LEGACY_DATA_RATES];
+ __u8 mcs_set[16];
+ __u8 reserved[16];
} __attribute__((packed));
static int mwl8k_update_rateset(struct ieee80211_hw *hw,
struct ieee80211_vif *vif)
{
- struct mwl8k_vif *mv_vif = MWL8K_VIF(vif);
struct mwl8k_cmd_update_rateset *cmd;
- struct ieee80211_rate *bitrates = mv_vif->legacy_rates;
- int count;
int rc;
cmd = kzalloc(sizeof(*cmd), GFP_KERNEL);
cmd->header.code = cpu_to_le16(MWL8K_CMD_SET_RATE);
cmd->header.length = cpu_to_le16(sizeof(*cmd));
-
- for (count = 0; count < mv_vif->legacy_nrates; count++)
- cmd->legacy_rates[count] = bitrates[count].hw_value;
+ memcpy(cmd->legacy_rates, mwl8k_rateids, sizeof(mwl8k_rateids));
rc = mwl8k_post_cmd(hw, &cmd->header);
kfree(cmd);
struct mwl8k_priv *priv = hw->priv;
int rc;
- rc = request_irq(priv->pdev->irq, &mwl8k_interrupt,
+ rc = request_irq(priv->pdev->irq, mwl8k_interrupt,
IRQF_SHARED, MWL8K_NAME, hw);
if (rc) {
printk(KERN_ERR "%s: failed to register IRQ handler\n",
if (!rc) {
rc = mwl8k_cmd_802_11_radio_enable(hw);
- if (!rc)
- rc = mwl8k_cmd_set_pre_scan(hw);
+ if (!priv->ap_fw) {
+ if (!rc)
+ rc = mwl8k_enable_sniffer(hw, 0);
- if (!rc)
- rc = mwl8k_cmd_set_post_scan(hw,
- "\x00\x00\x00\x00\x00\x00");
+ if (!rc)
+ rc = mwl8k_cmd_set_pre_scan(hw);
+
+ if (!rc)
+ rc = mwl8k_cmd_set_post_scan(hw,
+ "\x00\x00\x00\x00\x00\x00");
+ }
if (!rc)
rc = mwl8k_cmd_setrateadaptmode(hw, 0);
if (!rc)
rc = mwl8k_set_wmm(hw, 0);
- if (!rc)
- rc = mwl8k_enable_sniffer(hw, 0);
-
mwl8k_fw_unlock(hw);
}
/* Back pointer to parent config block */
mwl8k_vif->priv = priv;
- /* Setup initial PHY parameters */
- memcpy(mwl8k_vif->legacy_rates,
- priv->rates, sizeof(mwl8k_vif->legacy_rates));
- mwl8k_vif->legacy_nrates = ARRAY_SIZE(priv->rates);
-
/* Set Initial sequence number to zero */
mwl8k_vif->seqno = 0;
if (rc)
goto out;
- if (mwl8k_cmd_mimo_config(hw, 0x7, 0x7))
- rc = -EINVAL;
+ if (priv->ap_fw) {
+ rc = mwl8k_cmd_rf_antenna(hw, MWL8K_RF_ANTENNA_RX, 0x7);
+ if (!rc)
+ rc = mwl8k_cmd_rf_antenna(hw, MWL8K_RF_ANTENNA_TX, 0x7);
+ } else {
+ rc = mwl8k_cmd_mimo_config(hw, 0x7, 0x7);
+ }
out:
mwl8k_fw_unlock(hw);
struct mwl8k_priv *priv = hw->priv;
struct mwl8k_cmd_pkt *cmd = (void *)(unsigned long)multicast;
+ /*
+ * AP firmware doesn't allow fine-grained control over
+ * the receive filter.
+ */
+ if (priv->ap_fw) {
+ *total_flags &= FIF_ALLMULTI | FIF_BCN_PRBRESP_PROMISC;
+ kfree(cmd);
+ return;
+ }
+
/*
* Enable hardware sniffer mode if FIF_CONTROL or
* FIF_OTHER_BSS is requested.
priv->beacon_skb = NULL;
}
+enum {
+ MWL8687 = 0,
+ MWL8366,
+};
+
+static struct mwl8k_device_info mwl8k_info_tbl[] __devinitdata = {
+ {
+ .part_name = "88w8687",
+ .helper_image = "mwl8k/helper_8687.fw",
+ .fw_image = "mwl8k/fmimage_8687.fw",
+ .rxd_ops = &rxd_8687_ops,
+ .modes = BIT(NL80211_IFTYPE_STATION),
+ },
+ {
+ .part_name = "88w8366",
+ .helper_image = "mwl8k/helper_8366.fw",
+ .fw_image = "mwl8k/fmimage_8366.fw",
+ .rxd_ops = &rxd_8366_ops,
+ .modes = 0,
+ },
+};
+
+static DEFINE_PCI_DEVICE_TABLE(mwl8k_pci_id_table) = {
+ { PCI_VDEVICE(MARVELL, 0x2a2b), .driver_data = MWL8687, },
+ { PCI_VDEVICE(MARVELL, 0x2a30), .driver_data = MWL8687, },
+ { PCI_VDEVICE(MARVELL, 0x2a40), .driver_data = MWL8366, },
+ { },
+};
+MODULE_DEVICE_TABLE(pci, mwl8k_pci_id_table);
+
static int __devinit mwl8k_probe(struct pci_dev *pdev,
const struct pci_device_id *id)
{
if (rc) {
printk(KERN_ERR "%s: Cannot obtain PCI resources\n",
MWL8K_NAME);
- return rc;
+ goto err_disable_device;
}
pci_set_master(pdev);
priv = hw->priv;
priv->hw = hw;
priv->pdev = pdev;
+ priv->device_info = &mwl8k_info_tbl[id->driver_data];
+ priv->rxd_ops = priv->device_info->rxd_ops;
priv->sniffer_enabled = false;
priv->wmm_enabled = false;
priv->pending_tx_pkts = 0;
SET_IEEE80211_DEV(hw, &pdev->dev);
pci_set_drvdata(pdev, hw);
- priv->regs = pci_iomap(pdev, 1, 0x10000);
- if (priv->regs == NULL) {
- printk(KERN_ERR "%s: Cannot map device memory\n",
+ priv->sram = pci_iomap(pdev, 0, 0x10000);
+ if (priv->sram == NULL) {
+ printk(KERN_ERR "%s: Cannot map device SRAM\n",
wiphy_name(hw->wiphy));
goto err_iounmap;
}
+ /*
+ * If BAR0 is a 32 bit BAR, the register BAR will be BAR1.
+ * If BAR0 is a 64 bit BAR, the register BAR will be BAR2.
+ */
+ priv->regs = pci_iomap(pdev, 1, 0x10000);
+ if (priv->regs == NULL) {
+ priv->regs = pci_iomap(pdev, 2, 0x10000);
+ if (priv->regs == NULL) {
+ printk(KERN_ERR "%s: Cannot map device registers\n",
+ wiphy_name(hw->wiphy));
+ goto err_iounmap;
+ }
+ }
+
memcpy(priv->channels, mwl8k_channels, sizeof(mwl8k_channels));
priv->band.band = IEEE80211_BAND_2GHZ;
priv->band.channels = priv->channels;
hw->queues = MWL8K_TX_QUEUES;
- hw->wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION);
+ hw->wiphy->interface_modes = priv->device_info->modes;
/* Set rssi and noise values to dBm */
hw->flags |= IEEE80211_HW_SIGNAL_DBM | IEEE80211_HW_NOISE_DBM;
iowrite32(0, priv->regs + MWL8K_HIU_A2H_INTERRUPT_CLEAR_SEL);
iowrite32(0xffffffff, priv->regs + MWL8K_HIU_A2H_INTERRUPT_STATUS_MASK);
- rc = request_irq(priv->pdev->irq, &mwl8k_interrupt,
+ rc = request_irq(priv->pdev->irq, mwl8k_interrupt,
IRQF_SHARED, MWL8K_NAME, hw);
if (rc) {
printk(KERN_ERR "%s: failed to register IRQ handler\n",
mwl8k_hw_reset(priv);
/* Ask userland hotplug daemon for the device firmware */
- rc = mwl8k_request_firmware(priv, (u32)id->driver_data);
+ rc = mwl8k_request_firmware(priv);
if (rc) {
printk(KERN_ERR "%s: Firmware files not found\n",
wiphy_name(hw->wiphy));
iowrite32(MWL8K_A2H_EVENTS, priv->regs + MWL8K_HIU_A2H_INTERRUPT_MASK);
/* Get config data, mac addrs etc */
- rc = mwl8k_cmd_get_hw_spec(hw);
+ if (priv->ap_fw) {
+ rc = mwl8k_cmd_get_hw_spec_ap(hw);
+ if (!rc)
+ rc = mwl8k_cmd_set_hw_spec(hw);
+ } else {
+ rc = mwl8k_cmd_get_hw_spec_sta(hw);
+ }
if (rc) {
printk(KERN_ERR "%s: Cannot initialise firmware\n",
wiphy_name(hw->wiphy));
goto err_stop_firmware;
}
- printk(KERN_INFO "%s: 88w%u v%d, %pM, firmware version %u.%u.%u.%u\n",
- wiphy_name(hw->wiphy), priv->part_num, priv->hw_rev,
- hw->wiphy->perm_addr,
+ printk(KERN_INFO "%s: %s v%d, %pM, %s firmware %u.%u.%u.%u\n",
+ wiphy_name(hw->wiphy), priv->device_info->part_name,
+ priv->hw_rev, hw->wiphy->perm_addr,
+ priv->ap_fw ? "AP" : "STA",
(priv->fw_rev >> 24) & 0xff, (priv->fw_rev >> 16) & 0xff,
(priv->fw_rev >> 8) & 0xff, priv->fw_rev & 0xff);
if (priv->regs != NULL)
pci_iounmap(pdev, priv->regs);
+ if (priv->sram != NULL)
+ pci_iounmap(pdev, priv->sram);
+
pci_set_drvdata(pdev, NULL);
ieee80211_free_hw(hw);
err_free_reg:
pci_release_regions(pdev);
+
+err_disable_device:
pci_disable_device(pdev);
return rc;
pci_free_consistent(priv->pdev, 4, priv->cookie, priv->cookie_dma);
pci_iounmap(pdev, priv->regs);
+ pci_iounmap(pdev, priv->sram);
pci_set_drvdata(pdev, NULL);
ieee80211_free_hw(hw);
pci_release_regions(pdev);
static struct pci_driver mwl8k_driver = {
.name = MWL8K_NAME,
- .id_table = mwl8k_table,
+ .id_table = mwl8k_pci_id_table,
.probe = mwl8k_probe,
.remove = __devexit_p(mwl8k_remove),
.shutdown = __devexit_p(mwl8k_shutdown),
projects / deliverable / linux.git / blobdiff