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path: root/drivers/net/wireless/mwl8k.c
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Diffstat (limited to 'drivers/net/wireless/mwl8k.c')
-rw-r--r--drivers/net/wireless/mwl8k.c1265
1 files changed, 909 insertions, 356 deletions
diff --git a/drivers/net/wireless/mwl8k.c b/drivers/net/wireless/mwl8k.c
index 746532ebe5a8..0cb5ecc822a8 100644
--- a/drivers/net/wireless/mwl8k.c
+++ b/drivers/net/wireless/mwl8k.c
@@ -12,6 +12,7 @@
#include <linux/init.h>
#include <linux/module.h>
#include <linux/kernel.h>
+#include <linux/sched.h>
#include <linux/spinlock.h>
#include <linux/list.h>
#include <linux/pci.h>
@@ -27,18 +28,6 @@
#define MWL8K_NAME KBUILD_MODNAME
#define MWL8K_VERSION "0.10"
-MODULE_DESCRIPTION(MWL8K_DESC);
-MODULE_VERSION(MWL8K_VERSION);
-MODULE_AUTHOR("Lennert Buytenhek <buytenh@marvell.com>");
-MODULE_LICENSE("GPL");
-
-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
@@ -88,72 +77,89 @@ MODULE_DEVICE_TABLE(pci, mwl8k_table);
MWL8K_A2H_INT_RX_READY | \
MWL8K_A2H_INT_TX_DONE)
-/* WME stream classes */
-#define WME_AC_BE 0 /* best effort */
-#define WME_AC_BK 1 /* background */
-#define WME_AC_VI 2 /* video */
-#define WME_AC_VO 3 /* voice */
-
#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);
+};
+
+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 rx_desc_count;
+ int rxd_count;
/* hw receives here */
- int rx_head;
+ int head;
/* refill descs here */
- int rx_tail;
+ int tail;
- struct mwl8k_rx_desc *rx_desc_area;
- dma_addr_t rx_desc_dma;
- struct sk_buff **rx_skb;
+ void *rxd;
+ dma_addr_t rxd_dma;
+ struct {
+ struct sk_buff *skb;
+ DECLARE_PCI_UNMAP_ADDR(dma)
+ } *buf;
};
struct mwl8k_tx_queue {
/* hw transmits here */
- int tx_head;
+ int head;
/* sw appends here */
- int tx_tail;
+ int tail;
- struct ieee80211_tx_queue_stats tx_stats;
- struct mwl8k_tx_desc *tx_desc_area;
- dma_addr_t tx_desc_dma;
- struct sk_buff **tx_skb;
+ struct ieee80211_tx_queue_stats stats;
+ struct mwl8k_tx_desc *txd;
+ dma_addr_t txd_dma;
+ struct sk_buff **skb;
};
/* 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;
- u8 name[16];
+
+ 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;
struct task_struct *fw_mutex_owner;
int fw_mutex_depth;
- struct completion *tx_wait;
struct completion *hostcmd_wait;
/* lock held over TX and TX reap */
spinlock_t tx_lock;
+ /* TX quiesce completion, protected by fw_mutex and tx_lock */
+ struct completion *tx_wait;
+
struct ieee80211_vif *vif;
struct ieee80211_channel *current_channel;
@@ -178,10 +184,11 @@ struct mwl8k_priv {
/* PHY parameters */
struct ieee80211_supported_band band;
struct ieee80211_channel channels[14];
- struct ieee80211_rate rates[12];
+ struct ieee80211_rate rates[13];
bool radio_on;
bool radio_short_preamble;
+ bool sniffer_enabled;
bool wmm_enabled;
/* XXX need to convert this to handle multiple interfaces */
@@ -199,9 +206,6 @@ struct mwl8k_priv {
/* Tasklet to reclaim TX descriptors and buffers after tx */
struct tasklet_struct tx_reclaim_task;
-
- /* Work thread to serialize configuration requests */
- struct workqueue_struct *config_wq;
};
/* Per interface specific private data */
@@ -220,7 +224,7 @@ struct mwl8k_vif {
* Subset of supported legacy rates.
* Intersection of AP and STA supported rates.
*/
- struct ieee80211_rate legacy_rates[12];
+ struct ieee80211_rate legacy_rates[13];
/* number of supported legacy rates */
u8 legacy_nrates;
@@ -252,9 +256,10 @@ static const struct ieee80211_rate mwl8k_rates[] = {
{ .bitrate = 10, .hw_value = 2, },
{ .bitrate = 20, .hw_value = 4, },
{ .bitrate = 55, .hw_value = 11, },
+ { .bitrate = 110, .hw_value = 22, },
+ { .bitrate = 220, .hw_value = 44, },
{ .bitrate = 60, .hw_value = 12, },
{ .bitrate = 90, .hw_value = 18, },
- { .bitrate = 110, .hw_value = 22, },
{ .bitrate = 120, .hw_value = 24, },
{ .bitrate = 180, .hw_value = 36, },
{ .bitrate = 240, .hw_value = 48, },
@@ -270,10 +275,12 @@ static const struct ieee80211_rate mwl8k_rates[] = {
/* 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
@@ -287,6 +294,7 @@ static const struct ieee80211_rate mwl8k_rates[] = {
#define MWL8K_CMD_MIMO_CONFIG 0x0125
#define MWL8K_CMD_USE_FIXED_RATE 0x0126
#define MWL8K_CMD_ENABLE_SNIFFER 0x0150
+#define MWL8K_CMD_SET_MAC_ADDR 0x0202
#define MWL8K_CMD_SET_RATEADAPT_MODE 0x0203
#define MWL8K_CMD_UPDATE_STADB 0x1123
@@ -299,10 +307,12 @@ static const char *mwl8k_cmd_name(u16 cmd, char *buf, int bufsize)
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);
@@ -316,6 +326,7 @@ static const char *mwl8k_cmd_name(u16 cmd, char *buf, int bufsize)
MWL8K_CMDNAME(MIMO_CONFIG);
MWL8K_CMDNAME(USE_FIXED_RATE);
MWL8K_CMDNAME(ENABLE_SNIFFER);
+ MWL8K_CMDNAME(SET_MAC_ADDR);
MWL8K_CMDNAME(SET_RATEADAPT_MODE);
MWL8K_CMDNAME(UPDATE_STADB);
default:
@@ -353,41 +364,35 @@ static void mwl8k_release_firmware(struct mwl8k_priv *priv)
/* Request fw image */
static int mwl8k_request_fw(struct mwl8k_priv *priv,
- const char *fname, struct firmware **fw)
+ const char *fname, struct firmware **fw)
{
/* release current image */
if (*fw != NULL)
mwl8k_release_fw(fw);
return request_firmware((const struct firmware **)fw,
- fname, &priv->pdev->dev);
+ 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);
+ printk(KERN_ERR "%s: Error requesting firmware file %s\n",
+ pci_name(priv->pdev), di->fw_image);
mwl8k_release_fw(&priv->fw.helper);
return rc;
}
@@ -395,6 +400,9 @@ static int mwl8k_request_firmware(struct mwl8k_priv *priv, u32 part_num)
return 0;
}
+MODULE_FIRMWARE("mwl8k/helper_8687.fw");
+MODULE_FIRMWARE("mwl8k/fmimage_8687.fw");
+
struct mwl8k_cmd_pkt {
__le16 code;
__le16 length;
@@ -434,6 +442,7 @@ mwl8k_send_fw_load_cmd(struct mwl8k_priv *priv, void *data, int length)
break;
}
+ cond_resched();
udelay(1);
} while (--loops);
@@ -542,43 +551,62 @@ static int mwl8k_feed_fw_image(struct mwl8k_priv *priv,
return rc;
}
-static int mwl8k_load_firmware(struct mwl8k_priv *priv)
+static int mwl8k_load_firmware(struct ieee80211_hw *hw)
{
- int loops, rc;
+ struct mwl8k_priv *priv = hw->priv;
+ struct firmware *fw = priv->fw.ucode;
+ struct mwl8k_device_info *di = priv->device_info;
+ int rc;
+ int loops;
- const u8 *ucode = priv->fw.ucode->data;
- size_t ucode_len = priv->fw.ucode->size;
- const u8 *helper = priv->fw.helper->data;
- size_t helper_len = priv->fw.helper->size;
+ if (!memcmp(fw->data, "\x01\x00\x00\x00", 4)) {
+ struct firmware *helper = priv->fw.helper;
- if (!memcmp(ucode, "\x01\x00\x00\x00", 4)) {
- rc = mwl8k_load_fw_image(priv, helper, helper_len);
+ if (helper == NULL) {
+ printk(KERN_ERR "%s: helper image needed but none "
+ "given\n", pci_name(priv->pdev));
+ return -EINVAL;
+ }
+
+ rc = mwl8k_load_fw_image(priv, helper->data, helper->size);
if (rc) {
printk(KERN_ERR "%s: unable to load firmware "
- "helper image\n", pci_name(priv->pdev));
+ "helper image\n", pci_name(priv->pdev));
return rc;
}
msleep(1);
- rc = mwl8k_feed_fw_image(priv, ucode, ucode_len);
+ rc = mwl8k_feed_fw_image(priv, fw->data, fw->size);
} else {
- rc = mwl8k_load_fw_image(priv, ucode, ucode_len);
+ rc = mwl8k_load_fw_image(priv, fw->data, fw->size);
}
if (rc) {
- printk(KERN_ERR "%s: unable to load firmware data\n",
- pci_name(priv->pdev));
+ printk(KERN_ERR "%s: unable to load firmware image\n",
+ pci_name(priv->pdev));
return rc;
}
- iowrite32(MWL8K_MODE_STA, priv->regs + MWL8K_HIU_GEN_PTR);
+ 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);
msleep(1);
loops = 200000;
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);
@@ -605,7 +633,7 @@ struct ewc_ht_info {
/* Peer Entry flags - used to define the type of the peer node */
#define MWL8K_PEER_TYPE_ACCESSPOINT 2
-#define MWL8K_IEEE_LEGACY_DATA_RATES 12
+#define MWL8K_IEEE_LEGACY_DATA_RATES 13
#define MWL8K_MCS_BITMAP_SIZE 16
struct peer_capability_info {
@@ -731,16 +759,96 @@ static inline void mwl8k_add_dma_header(struct sk_buff *skb)
/*
- * 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_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)
+{
+ 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;
-struct mwl8k_rx_desc {
+ if (rxd->rate & 0x80) {
+ status->flag |= RX_FLAG_HT;
+ status->rate_idx = rxd->rate & 0x7f;
+ } 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;
+ }
+ }
+ }
+
+ status->band = IEEE80211_BAND_2GHZ;
+ status->freq = ieee80211_channel_to_frequency(rxd->channel);
+
+ 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;
__le32 pkt_phys_addr;
- __le32 next_rx_desc_phys_addr;
+ __le32 next_rxd_phys_addr;
__le16 qos_control;
__le16 rate_info;
__le32 pad0[4];
@@ -752,6 +860,76 @@ struct mwl8k_rx_desc {
__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)
+{
+ 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);
+
+ 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
@@ -762,43 +940,44 @@ static int mwl8k_rxq_init(struct ieee80211_hw *hw, int index)
int size;
int i;
- rxq->rx_desc_count = 0;
- rxq->rx_head = 0;
- rxq->rx_tail = 0;
+ rxq->rxd_count = 0;
+ 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->rx_desc_area =
- pci_alloc_consistent(priv->pdev, size, &rxq->rx_desc_dma);
- if (rxq->rx_desc_area == NULL) {
+ rxq->rxd = pci_alloc_consistent(priv->pdev, size, &rxq->rxd_dma);
+ if (rxq->rxd == NULL) {
printk(KERN_ERR "%s: failed to alloc RX descriptors\n",
- priv->name);
+ wiphy_name(hw->wiphy));
return -ENOMEM;
}
- memset(rxq->rx_desc_area, 0, size);
+ memset(rxq->rxd, 0, size);
- rxq->rx_skb = kmalloc(MWL8K_RX_DESCS *
- sizeof(*rxq->rx_skb), GFP_KERNEL);
- if (rxq->rx_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",
- priv->name);
- pci_free_consistent(priv->pdev, size,
- rxq->rx_desc_area, rxq->rx_desc_dma);
+ wiphy_name(hw->wiphy));
+ pci_free_consistent(priv->pdev, size, rxq->rxd, rxq->rxd_dma);
return -ENOMEM;
}
- memset(rxq->rx_skb, 0, MWL8K_RX_DESCS * sizeof(*rxq->rx_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->rx_desc_area + 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_rx_desc_phys_addr =
- cpu_to_le32(rxq->rx_desc_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;
@@ -811,27 +990,28 @@ static int rxq_refill(struct ieee80211_hw *hw, int index, int limit)
int refilled;
refilled = 0;
- while (rxq->rx_desc_count < MWL8K_RX_DESCS && limit--) {
+ 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->rx_desc_count++;
-
- rx = rxq->rx_tail;
- rxq->rx_tail = (rx + 1) % MWL8K_RX_DESCS;
+ addr = pci_map_single(priv->pdev, skb->data,
+ MWL8K_RX_MAXSZ, DMA_FROM_DEVICE);
- rxq->rx_desc_area[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->rx_desc_area[rx].pkt_len = cpu_to_le16(MWL8K_RX_MAXSZ);
- rxq->rx_skb[rx] = skb;
- wmb();
- rxq->rx_desc_area[rx].rx_ctrl = 0;
+ rxd = rxq->rxd + (rx * priv->rxd_ops->rxd_size);
+ priv->rxd_ops->rxd_refill(rxd, addr, MWL8K_RX_MAXSZ);
refilled++;
}
@@ -847,24 +1027,24 @@ static void mwl8k_rxq_deinit(struct ieee80211_hw *hw, int index)
int i;
for (i = 0; i < MWL8K_RX_DESCS; i++) {
- if (rxq->rx_skb[i] != NULL) {
- unsigned long addr;
-
- addr = le32_to_cpu(rxq->rx_desc_area[i].pkt_phys_addr);
- pci_unmap_single(priv->pdev, addr, MWL8K_RX_MAXSZ,
- PCI_DMA_FROMDEVICE);
- kfree_skb(rxq->rx_skb[i]);
- rxq->rx_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->rx_skb);
- rxq->rx_skb = NULL;
+ kfree(rxq->buf);
+ rxq->buf = NULL;
pci_free_consistent(priv->pdev,
- MWL8K_RX_DESCS * sizeof(struct mwl8k_rx_desc),
- rxq->rx_desc_area, rxq->rx_desc_dma);
- rxq->rx_desc_area = NULL;
+ MWL8K_RX_DESCS * priv->rxd_ops->rxd_size,
+ rxq->rxd, rxq->rxd_dma);
+ rxq->rxd = NULL;
}
@@ -880,9 +1060,11 @@ mwl8k_capture_bssid(struct mwl8k_priv *priv, struct ieee80211_hdr *wh)
!compare_ether_addr(wh->addr3, priv->capture_bssid);
}
-static inline void mwl8k_save_beacon(struct mwl8k_priv *priv,
- struct sk_buff *skb)
+static inline void mwl8k_save_beacon(struct ieee80211_hw *hw,
+ struct sk_buff *skb)
{
+ struct mwl8k_priv *priv = hw->priv;
+
priv->capture_beacon = false;
memset(priv->capture_bssid, 0, ETH_ALEN);
@@ -893,8 +1075,7 @@ static inline void mwl8k_save_beacon(struct mwl8k_priv *priv,
*/
priv->beacon_skb = skb_copy(skb, GFP_ATOMIC);
if (priv->beacon_skb != NULL)
- queue_work(priv->config_wq,
- &priv->finalize_join_worker);
+ ieee80211_queue_work(hw, &priv->finalize_join_worker);
}
static int rxq_process(struct ieee80211_hw *hw, int index, int limit)
@@ -904,53 +1085,46 @@ static int rxq_process(struct ieee80211_hw *hw, int index, int limit)
int processed;
processed = 0;
- while (rxq->rx_desc_count && limit--) {
- struct mwl8k_rx_desc *rx_desc;
+ while (rxq->rxd_count && limit--) {
struct sk_buff *skb;
+ void *rxd;
+ int pkt_len;
struct ieee80211_rx_status status;
- unsigned long addr;
- struct ieee80211_hdr *wh;
- rx_desc = rxq->rx_desc_area + rxq->rx_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->rx_skb[rxq->rx_head];
- if (skb == NULL)
+ rxd = rxq->rxd + (rxq->head * priv->rxd_ops->rxd_size);
+
+ pkt_len = priv->rxd_ops->rxd_process(rxd, &status);
+ if (pkt_len < 0)
break;
- rxq->rx_skb[rxq->rx_head] = NULL;
- rxq->rx_head = (rxq->rx_head + 1) % MWL8K_RX_DESCS;
- rxq->rx_desc_count--;
+ rxq->buf[rxq->head].skb = NULL;
- addr = le32_to_cpu(rx_desc->pkt_phys_addr);
- pci_unmap_single(priv->pdev, addr,
- MWL8K_RX_MAXSZ, PCI_DMA_FROMDEVICE);
+ 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);
- skb_put(skb, le16_to_cpu(rx_desc->pkt_len));
- mwl8k_remove_dma_header(skb);
+ rxq->head++;
+ if (rxq->head == MWL8K_RX_DESCS)
+ rxq->head = 0;
+
+ rxq->rxd_count--;
- wh = (struct ieee80211_hdr *)skb->data;
+ skb_put(skb, pkt_len);
+ mwl8k_remove_dma_header(skb);
/*
- * Check for pending join operation. save a copy of
- * the beacon and schedule a tasklet to send finalize
- * join command to the firmware.
+ * 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))
- mwl8k_save_beacon(priv, skb);
-
- 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 = 1;
- status.rate_idx = 1;
- status.flag = 0;
- status.band = IEEE80211_BAND_2GHZ;
- status.freq = ieee80211_channel_to_frequency(rx_desc->channel);
+ if (mwl8k_capture_bssid(priv, (void *)skb->data))
+ mwl8k_save_beacon(hw, skb);
+
memcpy(IEEE80211_SKB_RXCB(skb), &status, sizeof(status));
ieee80211_rx_irqsafe(hw, skb);
@@ -965,24 +1139,10 @@ static int rxq_process(struct ieee80211_hw *hw, int index, int limit)
* Packet transmission.
*/
-/* Transmit queue assignment. */
-enum {
- MWL8K_WME_AC_BK = 0, /* background access */
- MWL8K_WME_AC_BE = 1, /* best effort access */
- MWL8K_WME_AC_VI = 2, /* video access */
- MWL8K_WME_AC_VO = 3, /* voice access */
-};
-
/* Transmit packet ACK policy */
#define MWL8K_TXD_ACK_POLICY_NORMAL 0
#define MWL8K_TXD_ACK_POLICY_BLOCKACK 3
-#define GET_TXQ(_ac) (\
- ((_ac) == WME_AC_VO) ? MWL8K_WME_AC_VO : \
- ((_ac) == WME_AC_VI) ? MWL8K_WME_AC_VI : \
- ((_ac) == WME_AC_BK) ? MWL8K_WME_AC_BK : \
- MWL8K_WME_AC_BE)
-
#define MWL8K_TXD_STATUS_OK 0x00000001
#define MWL8K_TXD_STATUS_OK_RETRY 0x00000002
#define MWL8K_TXD_STATUS_OK_MORE_RETRY 0x00000004
@@ -997,7 +1157,7 @@ struct mwl8k_tx_desc {
__le32 pkt_phys_addr;
__le16 pkt_len;
__u8 dest_MAC_addr[ETH_ALEN];
- __le32 next_tx_desc_phys_addr;
+ __le32 next_txd_phys_addr;
__le32 reserved;
__le16 rate_info;
__u8 peer_id;
@@ -1013,44 +1173,40 @@ static int mwl8k_txq_init(struct ieee80211_hw *hw, int index)
int size;
int i;
- memset(&txq->tx_stats, 0, sizeof(struct ieee80211_tx_queue_stats));
- txq->tx_stats.limit = MWL8K_TX_DESCS;
- txq->tx_head = 0;
- txq->tx_tail = 0;
+ memset(&txq->stats, 0, sizeof(struct ieee80211_tx_queue_stats));
+ txq->stats.limit = MWL8K_TX_DESCS;
+ txq->head = 0;
+ txq->tail = 0;
size = MWL8K_TX_DESCS * sizeof(struct mwl8k_tx_desc);
- txq->tx_desc_area =
- pci_alloc_consistent(priv->pdev, size, &txq->tx_desc_dma);
- if (txq->tx_desc_area == NULL) {
+ txq->txd = pci_alloc_consistent(priv->pdev, size, &txq->txd_dma);
+ if (txq->txd == NULL) {
printk(KERN_ERR "%s: failed to alloc TX descriptors\n",
- priv->name);
+ wiphy_name(hw->wiphy));
return -ENOMEM;
}
- memset(txq->tx_desc_area, 0, size);
+ memset(txq->txd, 0, size);
- txq->tx_skb = kmalloc(MWL8K_TX_DESCS * sizeof(*txq->tx_skb),
- GFP_KERNEL);
- if (txq->tx_skb == NULL) {
+ txq->skb = kmalloc(MWL8K_TX_DESCS * sizeof(*txq->skb), GFP_KERNEL);
+ if (txq->skb == NULL) {
printk(KERN_ERR "%s: failed to alloc TX skbuff list\n",
- priv->name);
- pci_free_consistent(priv->pdev, size,
- txq->tx_desc_area, txq->tx_desc_dma);
+ wiphy_name(hw->wiphy));
+ pci_free_consistent(priv->pdev, size, txq->txd, txq->txd_dma);
return -ENOMEM;
}
- memset(txq->tx_skb, 0, MWL8K_TX_DESCS * sizeof(*txq->tx_skb));
+ memset(txq->skb, 0, MWL8K_TX_DESCS * sizeof(*txq->skb));
for (i = 0; i < MWL8K_TX_DESCS; i++) {
struct mwl8k_tx_desc *tx_desc;
int nexti;
- tx_desc = txq->tx_desc_area + i;
+ tx_desc = txq->txd + i;
nexti = (i + 1) % MWL8K_TX_DESCS;
tx_desc->status = 0;
- tx_desc->next_tx_desc_phys_addr =
- cpu_to_le32(txq->tx_desc_dma +
- nexti * sizeof(*tx_desc));
+ tx_desc->next_txd_phys_addr =
+ cpu_to_le32(txq->txd_dma + nexti * sizeof(*tx_desc));
}
return 0;
@@ -1065,11 +1221,6 @@ static inline void mwl8k_tx_start(struct mwl8k_priv *priv)
ioread32(priv->regs + MWL8K_HIU_INT_CODE);
}
-static inline int mwl8k_txq_busy(struct mwl8k_priv *priv)
-{
- return priv->pending_tx_pkts;
-}
-
struct mwl8k_txq_info {
u32 fw_owned;
u32 drv_owned;
@@ -1089,14 +1240,13 @@ static int mwl8k_scan_tx_ring(struct mwl8k_priv *priv,
memset(txinfo, 0, MWL8K_TX_QUEUES * sizeof(struct mwl8k_txq_info));
- spin_lock_bh(&priv->tx_lock);
for (count = 0; count < MWL8K_TX_QUEUES; count++) {
txq = priv->txq + count;
- txinfo[count].len = txq->tx_stats.len;
- txinfo[count].head = txq->tx_head;
- txinfo[count].tail = txq->tx_tail;
+ 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->tx_desc_area + desc;
+ tx_desc = txq->txd + desc;
status = le32_to_cpu(tx_desc->status);
if (status & MWL8K_TXD_STATUS_FW_OWNED)
@@ -1108,30 +1258,26 @@ static int mwl8k_scan_tx_ring(struct mwl8k_priv *priv,
txinfo[count].unused++;
}
}
- spin_unlock_bh(&priv->tx_lock);
return ndescs;
}
/*
- * Must be called with hw->fw_mutex held and tx queues stopped.
+ * Must be called with priv->fw_mutex held and tx queues stopped.
*/
static int mwl8k_tx_wait_empty(struct ieee80211_hw *hw)
{
struct mwl8k_priv *priv = hw->priv;
- DECLARE_COMPLETION_ONSTACK(cmd_wait);
+ DECLARE_COMPLETION_ONSTACK(tx_wait);
u32 count;
unsigned long timeout;
might_sleep();
spin_lock_bh(&priv->tx_lock);
- count = mwl8k_txq_busy(priv);
- if (count) {
- priv->tx_wait = &cmd_wait;
- if (priv->radio_on)
- mwl8k_tx_start(priv);
- }
+ count = priv->pending_tx_pkts;
+ if (count)
+ priv->tx_wait = &tx_wait;
spin_unlock_bh(&priv->tx_lock);
if (count) {
@@ -1139,23 +1285,23 @@ static int mwl8k_tx_wait_empty(struct ieee80211_hw *hw)
int index;
int newcount;
- timeout = wait_for_completion_timeout(&cmd_wait,
+ timeout = wait_for_completion_timeout(&tx_wait,
msecs_to_jiffies(5000));
if (timeout)
return 0;
spin_lock_bh(&priv->tx_lock);
priv->tx_wait = NULL;
- newcount = mwl8k_txq_busy(priv);
+ 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);
- mwl8k_scan_tx_ring(priv, txinfo);
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",
+ 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,
@@ -1181,7 +1327,7 @@ static void mwl8k_txq_reclaim(struct ieee80211_hw *hw, int index, int force)
struct mwl8k_tx_queue *txq = priv->txq + index;
int wake = 0;
- while (txq->tx_stats.len > 0) {
+ while (txq->stats.len > 0) {
int tx;
struct mwl8k_tx_desc *tx_desc;
unsigned long addr;
@@ -1190,8 +1336,8 @@ static void mwl8k_txq_reclaim(struct ieee80211_hw *hw, int index, int force)
struct ieee80211_tx_info *info;
u32 status;
- tx = txq->tx_head;
- tx_desc = txq->tx_desc_area + tx;
+ tx = txq->head;
+ tx_desc = txq->txd + tx;
status = le32_to_cpu(tx_desc->status);
@@ -1202,15 +1348,15 @@ static void mwl8k_txq_reclaim(struct ieee80211_hw *hw, int index, int force)
~cpu_to_le32(MWL8K_TXD_STATUS_FW_OWNED);
}
- txq->tx_head = (tx + 1) % MWL8K_TX_DESCS;
- BUG_ON(txq->tx_stats.len == 0);
- txq->tx_stats.len--;
+ txq->head = (tx + 1) % MWL8K_TX_DESCS;
+ BUG_ON(txq->stats.len == 0);
+ txq->stats.len--;
priv->pending_tx_pkts--;
addr = le32_to_cpu(tx_desc->pkt_phys_addr);
size = le16_to_cpu(tx_desc->pkt_len);
- skb = txq->tx_skb[tx];
- txq->tx_skb[tx] = NULL;
+ skb = txq->skb[tx];
+ txq->skb[tx] = NULL;
BUG_ON(skb == NULL);
pci_unmap_single(priv->pdev, addr, size, PCI_DMA_TODEVICE);
@@ -1243,13 +1389,13 @@ static void mwl8k_txq_deinit(struct ieee80211_hw *hw, int index)
mwl8k_txq_reclaim(hw, index, 1);
- kfree(txq->tx_skb);
- txq->tx_skb = NULL;
+ kfree(txq->skb);
+ txq->skb = NULL;
pci_free_consistent(priv->pdev,
MWL8K_TX_DESCS * sizeof(struct mwl8k_tx_desc),
- txq->tx_desc_area, txq->tx_desc_dma);
- txq->tx_desc_area = NULL;
+ txq->txd, txq->txd_dma);
+ txq->txd = NULL;
}
static int
@@ -1317,7 +1463,7 @@ mwl8k_txq_xmit(struct ieee80211_hw *hw, int index, struct sk_buff *skb)
if (pci_dma_mapping_error(priv->pdev, dma)) {
printk(KERN_DEBUG "%s: failed to dma map skb, "
- "dropping TX frame.\n", priv->name);
+ "dropping TX frame.\n", wiphy_name(hw->wiphy));
dev_kfree_skb(skb);
return NETDEV_TX_OK;
}
@@ -1326,10 +1472,10 @@ mwl8k_txq_xmit(struct ieee80211_hw *hw, int index, struct sk_buff *skb)
txq = priv->txq + index;
- BUG_ON(txq->tx_skb[txq->tx_tail] != NULL);
- txq->tx_skb[txq->tx_tail] = skb;
+ BUG_ON(txq->skb[txq->tail] != NULL);
+ txq->skb[txq->tail] = skb;
- tx = txq->tx_desc_area + txq->tx_tail;
+ tx = txq->txd + txq->tail;
tx->data_rate = txdatarate;
tx->tx_priority = index;
tx->qos_control = cpu_to_le16(qos);
@@ -1340,15 +1486,15 @@ mwl8k_txq_xmit(struct ieee80211_hw *hw, int index, struct sk_buff *skb)
wmb();
tx->status = cpu_to_le32(MWL8K_TXD_STATUS_FW_OWNED | txstatus);
- txq->tx_stats.count++;
- txq->tx_stats.len++;
+ txq->stats.count++;
+ txq->stats.len++;
priv->pending_tx_pkts++;
- txq->tx_tail++;
- if (txq->tx_tail == MWL8K_TX_DESCS)
- txq->tx_tail = 0;
+ txq->tail++;
+ if (txq->tail == MWL8K_TX_DESCS)
+ txq->tail = 0;
- if (txq->tx_head == txq->tx_tail)
+ if (txq->head == txq->tail)
ieee80211_stop_queue(hw, index);
mwl8k_tx_start(priv);
@@ -1431,7 +1577,7 @@ static int mwl8k_post_cmd(struct ieee80211_hw *hw, struct mwl8k_cmd_pkt *cmd)
unsigned long timeout = 0;
u8 buf[32];
- cmd->result = 0xFFFF;
+ cmd->result = 0xffff;
dma_size = le16_to_cpu(cmd->length);
dma_addr = pci_map_single(priv->pdev, cmd, dma_size,
PCI_DMA_BIDIRECTIONAL);
@@ -1464,7 +1610,7 @@ static int mwl8k_post_cmd(struct ieee80211_hw *hw, struct mwl8k_cmd_pkt *cmd)
if (!timeout) {
printk(KERN_ERR "%s: Command %s timeout after %u ms\n",
- priv->name,
+ wiphy_name(hw->wiphy),
mwl8k_cmd_name(cmd->code, buf, sizeof(buf)),
MWL8K_CMD_TIMEOUT_MS);
rc = -ETIMEDOUT;
@@ -1472,7 +1618,7 @@ static int mwl8k_post_cmd(struct ieee80211_hw *hw, struct mwl8k_cmd_pkt *cmd)
rc = cmd->result ? -EINVAL : 0;
if (rc)
printk(KERN_ERR "%s: Command %s error 0x%x\n",
- priv->name,
+ wiphy_name(hw->wiphy),
mwl8k_cmd_name(cmd->code, buf, sizeof(buf)),
le16_to_cpu(cmd->result));
}
@@ -1481,9 +1627,9 @@ static int mwl8k_post_cmd(struct ieee80211_hw *hw, struct mwl8k_cmd_pkt *cmd)
}
/*
- * 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;
@@ -1499,13 +1645,13 @@ struct mwl8k_cmd_get_hw_spec {
__le32 tx_queue_ptrs[MWL8K_TX_QUEUES];
__le32 caps2;
__le32 num_tx_desc_per_queue;
- __le32 total_rx_desc;
+ __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;
@@ -1518,12 +1664,12 @@ static int mwl8k_cmd_get_hw_spec(struct ieee80211_hw *hw)
memset(cmd->perm_addr, 0xff, sizeof(cmd->perm_addr));
cmd->ps_cookie = cpu_to_le32(priv->cookie_dma);
- cmd->rx_queue_ptr = cpu_to_le32(priv->rxq[0].rx_desc_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].tx_desc_dma);
+ cmd->tx_queue_ptrs[i] = cpu_to_le32(priv->txq[i].txd_dma);
cmd->num_tx_desc_per_queue = cpu_to_le32(MWL8K_TX_DESCS);
- cmd->total_rx_desc = cpu_to_le32(MWL8K_RX_DESCS);
+ cmd->total_rxd = cpu_to_le32(MWL8K_RX_DESCS);
rc = mwl8k_post_cmd(hw, &cmd->header);
@@ -1539,6 +1685,129 @@ static int mwl8k_cmd_get_hw_spec(struct ieee80211_hw *hw)
}
/*
+ * 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.
*/
struct mwl8k_cmd_mac_multicast_adr {
@@ -1548,19 +1817,23 @@ struct mwl8k_cmd_mac_multicast_adr {
__u8 addr[0][ETH_ALEN];
};
-#define MWL8K_ENABLE_RX_MULTICAST 0x000F
+#define MWL8K_ENABLE_RX_DIRECTED 0x0001
+#define MWL8K_ENABLE_RX_MULTICAST 0x0002
+#define MWL8K_ENABLE_RX_ALL_MULTICAST 0x0004
+#define MWL8K_ENABLE_RX_BROADCAST 0x0008
static struct mwl8k_cmd_pkt *
-__mwl8k_cmd_mac_multicast_adr(struct ieee80211_hw *hw,
+__mwl8k_cmd_mac_multicast_adr(struct ieee80211_hw *hw, int allmulti,
int mc_count, struct dev_addr_list *mclist)
{
struct mwl8k_priv *priv = hw->priv;
struct mwl8k_cmd_mac_multicast_adr *cmd;
int size;
- int i;
- if (mc_count > priv->num_mcaddrs)
- mc_count = priv->num_mcaddrs;
+ if (allmulti || mc_count > priv->num_mcaddrs) {
+ allmulti = 1;
+ mc_count = 0;
+ }
size = sizeof(*cmd) + mc_count * ETH_ALEN;
@@ -1570,16 +1843,24 @@ __mwl8k_cmd_mac_multicast_adr(struct ieee80211_hw *hw,
cmd->header.code = cpu_to_le16(MWL8K_CMD_MAC_MULTICAST_ADR);
cmd->header.length = cpu_to_le16(size);
- cmd->action = cpu_to_le16(MWL8K_ENABLE_RX_MULTICAST);
- cmd->numaddr = cpu_to_le16(mc_count);
-
- for (i = 0; i < mc_count && mclist; i++) {
- if (mclist->da_addrlen != ETH_ALEN) {
- kfree(cmd);
- return NULL;
+ cmd->action = cpu_to_le16(MWL8K_ENABLE_RX_DIRECTED |
+ MWL8K_ENABLE_RX_BROADCAST);
+
+ if (allmulti) {
+ cmd->action |= cpu_to_le16(MWL8K_ENABLE_RX_ALL_MULTICAST);
+ } else if (mc_count) {
+ int i;
+
+ cmd->action |= cpu_to_le16(MWL8K_ENABLE_RX_MULTICAST);
+ cmd->numaddr = cpu_to_le16(mc_count);
+ for (i = 0; i < mc_count && mclist; i++) {
+ if (mclist->da_addrlen != ETH_ALEN) {
+ kfree(cmd);
+ return NULL;
+ }
+ memcpy(cmd->addr[i], mclist->da_addr, ETH_ALEN);
+ mclist = mclist->next;
}
- memcpy(cmd->addr[i], mclist->da_addr, ETH_ALEN);
- mclist = mclist->next;
}
return &cmd->header;
@@ -1590,7 +1871,6 @@ __mwl8k_cmd_mac_multicast_adr(struct ieee80211_hw *hw,
*/
struct mwl8k_cmd_802_11_get_stat {
struct mwl8k_cmd_pkt header;
- __le16 action;
__le32 stats[64];
} __attribute__((packed));
@@ -1611,7 +1891,6 @@ static int mwl8k_cmd_802_11_get_stat(struct ieee80211_hw *hw,
cmd->header.code = cpu_to_le16(MWL8K_CMD_GET_STAT);
cmd->header.length = cpu_to_le16(sizeof(*cmd));
- cmd->action = cpu_to_le16(MWL8K_CMD_GET);
rc = mwl8k_post_cmd(hw, &cmd->header);
if (!rc) {
@@ -1727,6 +2006,39 @@ static int mwl8k_cmd_802_11_rf_tx_power(struct ieee80211_hw *hw, int dBm)
}
/*
+ * 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_pre_scan {
@@ -1904,6 +2216,46 @@ static int mwl8k_enable_sniffer(struct ieee80211_hw *hw, bool enable)
}
/*
+ * CMD_SET_MAC_ADDR.
+ */
+struct mwl8k_cmd_set_mac_addr {
+ struct mwl8k_cmd_pkt header;
+ 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 = kzalloc(sizeof(*cmd), GFP_KERNEL);
+ if (cmd == NULL)
+ return -ENOMEM;
+
+ cmd->header.code = cpu_to_le16(MWL8K_CMD_SET_MAC_ADDR);
+ cmd->header.length = cpu_to_le16(sizeof(*cmd));
+ 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);
+
+ return rc;
+}
+
+
+/*
* CMD_SET_RATEADAPT_MODE.
*/
struct mwl8k_cmd_set_rate_adapt_mode {
@@ -2005,17 +2357,34 @@ struct mwl8k_cmd_set_edca_params {
/* 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;
+
+ /* TX queue to configure */
+ __u8 txq;
+ } ap;
+ struct {
+ /* Log exponent of max contention period: 0...15 */
+ __u8 log_cw_max;
- /* Log exponent of min contention period: 0...15 */
- __u8 log_cw_min;
+ /* Log exponent of min contention period: 0...15 */
+ __u8 log_cw_min;
- /* Adaptive interframe spacing in units of 32us */
- __u8 aifs;
+ /* Adaptive interframe spacing in units of 32us */
+ __u8 aifs;
- /* TX queue to configure */
- __u8 txq;
+ /* TX queue to configure */
+ __u8 txq;
+ } sta;
+ };
} __attribute__((packed));
#define MWL8K_SET_EDCA_CW 0x01
@@ -2031,6 +2400,7 @@ mwl8k_set_edca_params(struct ieee80211_hw *hw, __u8 qnum,
__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;
@@ -2038,14 +2408,27 @@ mwl8k_set_edca_params(struct ieee80211_hw *hw, __u8 qnum,
if (cmd == NULL)
return -ENOMEM;
+ /*
+ * Queues 0 (BE) and 1 (BK) are swapped in hardware for
+ * this call.
+ */
+ qnum ^= !(qnum >> 1);
+
cmd->header.code = cpu_to_le16(MWL8K_CMD_SET_EDCA_PARAMS);
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);
@@ -2093,8 +2476,8 @@ static int mwl8k_finalize_join(struct ieee80211_hw *hw, void *frame,
/* XXX TBD Might just have to abort and return an error */
if (payload_len > MWL8K_FJ_BEACON_MAXLEN)
printk(KERN_ERR "%s(): WARNING: Incomplete beacon "
- "sent to firmware. Sz=%u MAX=%u\n", __func__,
- payload_len, MWL8K_FJ_BEACON_MAXLEN);
+ "sent to firmware. Sz=%u MAX=%u\n", __func__,
+ payload_len, MWL8K_FJ_BEACON_MAXLEN);
if (payload_len > MWL8K_FJ_BEACON_MAXLEN)
payload_len = MWL8K_FJ_BEACON_MAXLEN;
@@ -2341,9 +2724,10 @@ static int mwl8k_cmd_use_fixed_rate(struct ieee80211_hw *hw,
cmd->rate_type = cpu_to_le32(rate_type);
if (rate_table != NULL) {
- /* Copy over each field manually so
- * that bitflipping can be done
- */
+ /*
+ * Copy over each field manually so that endian
+ * conversion can be done.
+ */
cmd->rate_table.allow_rate_drop =
cpu_to_le32(rate_table->allow_rate_drop);
cmd->rate_table.num_rates =
@@ -2399,7 +2783,7 @@ static irqreturn_t mwl8k_interrupt(int irq, void *dev_id)
if (status & MWL8K_A2H_INT_QUEUE_EMPTY) {
if (!mutex_is_locked(&priv->fw_mutex) &&
- priv->radio_on && mwl8k_txq_busy(priv))
+ priv->radio_on && priv->pending_tx_pkts)
mwl8k_tx_start(priv);
}
@@ -2418,7 +2802,7 @@ static int mwl8k_tx(struct ieee80211_hw *hw, struct sk_buff *skb)
if (priv->current_channel == NULL) {
printk(KERN_DEBUG "%s: dropped TX frame since radio "
- "disabled\n", priv->name);
+ "disabled\n", wiphy_name(hw->wiphy));
dev_kfree_skb(skb);
return NETDEV_TX_OK;
}
@@ -2433,11 +2817,11 @@ static int mwl8k_start(struct ieee80211_hw *hw)
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",
- priv->name);
+ wiphy_name(hw->wiphy));
return -EIO;
}
@@ -2451,12 +2835,17 @@ static int mwl8k_start(struct ieee80211_hw *hw)
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);
@@ -2464,9 +2853,6 @@ static int mwl8k_start(struct ieee80211_hw *hw)
if (!rc)
rc = mwl8k_set_wmm(hw, 0);
- if (!rc)
- rc = mwl8k_enable_sniffer(hw, 0);
-
mwl8k_fw_unlock(hw);
}
@@ -2500,9 +2886,6 @@ static void mwl8k_stop(struct ieee80211_hw *hw)
/* Stop tx reclaim tasklet */
tasklet_disable(&priv->tx_reclaim_task);
- /* Stop config thread */
- flush_workqueue(priv->config_wq);
-
/* Return all skbs to mac80211 */
for (i = 0; i < MWL8K_TX_QUEUES; i++)
mwl8k_txq_reclaim(hw, i, 1);
@@ -2526,11 +2909,24 @@ static int mwl8k_add_interface(struct ieee80211_hw *hw,
if (conf->type != NL80211_IFTYPE_STATION)
return -EINVAL;
+ /*
+ * Reject interface creation if sniffer mode is active, as
+ * STA operation is mutually exclusive with hardware sniffer
+ * mode.
+ */
+ if (priv->sniffer_enabled) {
+ printk(KERN_INFO "%s: unable to create STA "
+ "interface due to sniffer mode being enabled\n",
+ wiphy_name(hw->wiphy));
+ return -EINVAL;
+ }
+
/* Clean out driver private area */
mwl8k_vif = MWL8K_VIF(conf->vif);
memset(mwl8k_vif, 0, sizeof(*mwl8k_vif));
- /* Save the mac address */
+ /* Set and save the mac address */
+ mwl8k_set_mac_addr(hw, conf->mac_addr);
memcpy(mwl8k_vif->mac_addr, conf->mac_addr, ETH_ALEN);
/* Back pointer to parent config block */
@@ -2558,6 +2954,8 @@ static void mwl8k_remove_interface(struct ieee80211_hw *hw,
if (priv->vif == NULL)
return;
+ mwl8k_set_mac_addr(hw, "\x00\x00\x00\x00\x00\x00");
+
priv->vif = NULL;
}
@@ -2593,8 +2991,13 @@ static int mwl8k_config(struct ieee80211_hw *hw, u32 changed)
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);
@@ -2681,32 +3084,108 @@ static u64 mwl8k_prepare_multicast(struct ieee80211_hw *hw,
{
struct mwl8k_cmd_pkt *cmd;
- cmd = __mwl8k_cmd_mac_multicast_adr(hw, mc_count, mclist);
+ /*
+ * Synthesize and return a command packet that programs the
+ * hardware multicast address filter. At this point we don't
+ * know whether FIF_ALLMULTI is being requested, but if it is,
+ * we'll end up throwing this packet away and creating a new
+ * one in mwl8k_configure_filter().
+ */
+ cmd = __mwl8k_cmd_mac_multicast_adr(hw, 0, mc_count, mclist);
return (unsigned long)cmd;
}
+static int
+mwl8k_configure_filter_sniffer(struct ieee80211_hw *hw,
+ unsigned int changed_flags,
+ unsigned int *total_flags)
+{
+ struct mwl8k_priv *priv = hw->priv;
+
+ /*
+ * Hardware sniffer mode is mutually exclusive with STA
+ * operation, so refuse to enable sniffer mode if a STA
+ * interface is active.
+ */
+ if (priv->vif != NULL) {
+ if (net_ratelimit())
+ printk(KERN_INFO "%s: not enabling sniffer "
+ "mode because STA interface is active\n",
+ wiphy_name(hw->wiphy));
+ return 0;
+ }
+
+ if (!priv->sniffer_enabled) {
+ if (mwl8k_enable_sniffer(hw, 1))
+ return 0;
+ priv->sniffer_enabled = true;
+ }
+
+ *total_flags &= FIF_PROMISC_IN_BSS | FIF_ALLMULTI |
+ FIF_BCN_PRBRESP_PROMISC | FIF_CONTROL |
+ FIF_OTHER_BSS;
+
+ return 1;
+}
+
static void mwl8k_configure_filter(struct ieee80211_hw *hw,
unsigned int changed_flags,
unsigned int *total_flags,
u64 multicast)
{
struct mwl8k_priv *priv = hw->priv;
- struct mwl8k_cmd_pkt *multicast_adr_cmd;
+ 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.
+ */
+ if (*total_flags & (FIF_CONTROL | FIF_OTHER_BSS) &&
+ mwl8k_configure_filter_sniffer(hw, changed_flags, total_flags)) {
+ kfree(cmd);
+ return;
+ }
/* Clear unsupported feature flags */
- *total_flags &= FIF_BCN_PRBRESP_PROMISC;
+ *total_flags &= FIF_ALLMULTI | FIF_BCN_PRBRESP_PROMISC;
if (mwl8k_fw_lock(hw))
return;
+ if (priv->sniffer_enabled) {
+ mwl8k_enable_sniffer(hw, 0);
+ priv->sniffer_enabled = false;
+ }
+
if (changed_flags & FIF_BCN_PRBRESP_PROMISC) {
- if (*total_flags & FIF_BCN_PRBRESP_PROMISC)
+ if (*total_flags & FIF_BCN_PRBRESP_PROMISC) {
+ /*
+ * Disable the BSS filter.
+ */
mwl8k_cmd_set_pre_scan(hw);
- else {
+ } else {
u8 *bssid;
- bssid = "\x00\x00\x00\x00\x00\x00";
+ /*
+ * Enable the BSS filter.
+ *
+ * If there is an active STA interface, use that
+ * interface's BSSID, otherwise use a dummy one
+ * (where the OUI part needs to be nonzero for
+ * the BSSID to be accepted by POST_SCAN).
+ */
+ bssid = "\x01\x00\x00\x00\x00\x00";
if (priv->vif != NULL)
bssid = MWL8K_VIF(priv->vif)->bssid;
@@ -2714,10 +3193,20 @@ static void mwl8k_configure_filter(struct ieee80211_hw *hw,
}
}
- multicast_adr_cmd = (void *)(unsigned long)multicast;
- if (multicast_adr_cmd != NULL) {
- mwl8k_post_cmd(hw, multicast_adr_cmd);
- kfree(multicast_adr_cmd);
+ /*
+ * If FIF_ALLMULTI is being requested, throw away the command
+ * packet that ->prepare_multicast() built and replace it with
+ * a command packet that enables reception of all multicast
+ * packets.
+ */
+ if (*total_flags & FIF_ALLMULTI) {
+ kfree(cmd);
+ cmd = __mwl8k_cmd_mac_multicast_adr(hw, 1, 0, NULL);
+ }
+
+ if (cmd != NULL) {
+ mwl8k_post_cmd(hw, cmd);
+ kfree(cmd);
}
mwl8k_fw_unlock(hw);
@@ -2762,7 +3251,7 @@ static int mwl8k_get_tx_stats(struct ieee80211_hw *hw,
spin_lock_bh(&priv->tx_lock);
for (index = 0; index < MWL8K_TX_QUEUES; index++) {
txq = priv->txq + index;
- memcpy(&stats[index], &txq->tx_stats,
+ memcpy(&stats[index], &txq->stats,
sizeof(struct ieee80211_tx_queue_stats));
}
spin_unlock_bh(&priv->tx_lock);
@@ -2802,7 +3291,7 @@ static void mwl8k_tx_reclaim_handler(unsigned long data)
for (i = 0; i < MWL8K_TX_QUEUES; i++)
mwl8k_txq_reclaim(hw, i, 0);
- if (priv->tx_wait != NULL && mwl8k_txq_busy(priv) == 0) {
+ if (priv->tx_wait != NULL && !priv->pending_tx_pkts) {
complete(priv->tx_wait);
priv->tx_wait = NULL;
}
@@ -2822,6 +3311,36 @@ static void mwl8k_finalize_join_worker(struct work_struct *work)
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)
{
@@ -2862,17 +3381,34 @@ static int __devinit mwl8k_probe(struct pci_dev *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;
- strncpy(priv->name, MWL8K_NAME, sizeof(priv->name));
SET_IEEE80211_DEV(hw, &pdev->dev);
pci_set_drvdata(pdev, hw);
+ 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) {
- printk(KERN_ERR "%s: Cannot map device memory\n", priv->name);
- goto err_iounmap;
+ 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));
@@ -2897,7 +3433,7 @@ static int __devinit mwl8k_probe(struct pci_dev *pdev,
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;
@@ -2916,11 +3452,6 @@ static int __devinit mwl8k_probe(struct pci_dev *pdev,
mwl8k_tx_reclaim_handler, (unsigned long)hw);
tasklet_disable(&priv->tx_reclaim_task);
- /* Config workthread */
- priv->config_wq = create_singlethread_workqueue("mwl8k_config");
- if (priv->config_wq == NULL)
- goto err_iounmap;
-
/* Power management cookie */
priv->cookie = pci_alloc_consistent(priv->pdev, 4, &priv->cookie_dma);
if (priv->cookie == NULL)
@@ -2934,11 +3465,12 @@ static int __devinit mwl8k_probe(struct pci_dev *pdev,
mutex_init(&priv->fw_mutex);
priv->fw_mutex_owner = NULL;
priv->fw_mutex_depth = 0;
- priv->tx_wait = NULL;
priv->hostcmd_wait = NULL;
spin_lock_init(&priv->tx_lock);
+ priv->tx_wait = NULL;
+
for (i = 0; i < MWL8K_TX_QUEUES; i++) {
rc = mwl8k_txq_init(hw, i);
if (rc)
@@ -2950,11 +3482,11 @@ static int __devinit mwl8k_probe(struct pci_dev *pdev,
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",
- priv->name);
+ wiphy_name(hw->wiphy));
goto err_free_queues;
}
@@ -2962,16 +3494,18 @@ static int __devinit mwl8k_probe(struct pci_dev *pdev,
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", priv->name);
+ printk(KERN_ERR "%s: Firmware files not found\n",
+ wiphy_name(hw->wiphy));
goto err_free_irq;
}
/* Load firmware into hardware */
- rc = mwl8k_load_firmware(priv);
+ rc = mwl8k_load_firmware(hw);
if (rc) {
- printk(KERN_ERR "%s: Cannot start firmware\n", priv->name);
+ printk(KERN_ERR "%s: Cannot start firmware\n",
+ wiphy_name(hw->wiphy));
goto err_stop_firmware;
}
@@ -2986,16 +3520,31 @@ static int __devinit mwl8k_probe(struct pci_dev *pdev,
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", priv->name);
+ printk(KERN_ERR "%s: Cannot initialise firmware\n",
+ wiphy_name(hw->wiphy));
goto err_stop_firmware;
}
/* Turn radio off */
rc = mwl8k_cmd_802_11_radio_disable(hw);
if (rc) {
- printk(KERN_ERR "%s: Cannot disable\n", priv->name);
+ printk(KERN_ERR "%s: Cannot disable\n", wiphy_name(hw->wiphy));
+ goto err_stop_firmware;
+ }
+
+ /* Clear MAC address */
+ rc = mwl8k_set_mac_addr(hw, "\x00\x00\x00\x00\x00\x00");
+ if (rc) {
+ printk(KERN_ERR "%s: Cannot clear MAC address\n",
+ wiphy_name(hw->wiphy));
goto err_stop_firmware;
}
@@ -3005,13 +3554,15 @@ static int __devinit mwl8k_probe(struct pci_dev *pdev,
rc = ieee80211_register_hw(hw);
if (rc) {
- printk(KERN_ERR "%s: Cannot register device\n", priv->name);
+ printk(KERN_ERR "%s: Cannot register device\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);
@@ -3038,8 +3589,8 @@ err_iounmap:
if (priv->regs != NULL)
pci_iounmap(pdev, priv->regs);
- if (priv->config_wq != NULL)
- destroy_workqueue(priv->config_wq);
+ if (priv->sram != NULL)
+ pci_iounmap(pdev, priv->sram);
pci_set_drvdata(pdev, NULL);
ieee80211_free_hw(hw);
@@ -3073,9 +3624,6 @@ static void __devexit mwl8k_remove(struct pci_dev *pdev)
/* Remove tx reclaim tasklet */
tasklet_kill(&priv->tx_reclaim_task);
- /* Stop config thread */
- destroy_workqueue(priv->config_wq);
-
/* Stop hardware */
mwl8k_hw_reset(priv);
@@ -3088,10 +3636,10 @@ static void __devexit mwl8k_remove(struct pci_dev *pdev)
mwl8k_rxq_deinit(hw, 0);
- pci_free_consistent(priv->pdev, 4,
- priv->cookie, priv->cookie_dma);
+ 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);
@@ -3100,7 +3648,7 @@ static void __devexit mwl8k_remove(struct pci_dev *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),
@@ -3118,3 +3666,8 @@ static void __exit mwl8k_exit(void)
module_init(mwl8k_init);
module_exit(mwl8k_exit);
+
+MODULE_DESCRIPTION(MWL8K_DESC);
+MODULE_VERSION(MWL8K_VERSION);
+MODULE_AUTHOR("Lennert Buytenhek <buytenh@marvell.com>");
+MODULE_LICENSE("GPL");
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.