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path: root/drivers/net/wireless/p54common.c
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Diffstat (limited to 'drivers/net/wireless/p54common.c')
-rw-r--r--drivers/net/wireless/p54common.c96
1 files changed, 61 insertions, 35 deletions
diff --git a/drivers/net/wireless/p54common.c b/drivers/net/wireless/p54common.c
index 5cda49aff3a..84cc000e71a 100644
--- a/drivers/net/wireless/p54common.c
+++ b/drivers/net/wireless/p54common.c
@@ -27,6 +27,46 @@ MODULE_DESCRIPTION("Softmac Prism54 common code");
MODULE_LICENSE("GPL");
MODULE_ALIAS("prism54common");
+static struct ieee80211_rate p54_rates[] = {
+ { .bitrate = 10, .hw_value = 0, .flags = IEEE80211_RATE_SHORT_PREAMBLE },
+ { .bitrate = 20, .hw_value = 1, .flags = IEEE80211_RATE_SHORT_PREAMBLE },
+ { .bitrate = 55, .hw_value = 2, .flags = IEEE80211_RATE_SHORT_PREAMBLE },
+ { .bitrate = 110, .hw_value = 3, .flags = IEEE80211_RATE_SHORT_PREAMBLE },
+ { .bitrate = 60, .hw_value = 4, },
+ { .bitrate = 90, .hw_value = 5, },
+ { .bitrate = 120, .hw_value = 6, },
+ { .bitrate = 180, .hw_value = 7, },
+ { .bitrate = 240, .hw_value = 8, },
+ { .bitrate = 360, .hw_value = 9, },
+ { .bitrate = 480, .hw_value = 10, },
+ { .bitrate = 540, .hw_value = 11, },
+};
+
+static struct ieee80211_channel p54_channels[] = {
+ { .center_freq = 2412, .hw_value = 1, },
+ { .center_freq = 2417, .hw_value = 2, },
+ { .center_freq = 2422, .hw_value = 3, },
+ { .center_freq = 2427, .hw_value = 4, },
+ { .center_freq = 2432, .hw_value = 5, },
+ { .center_freq = 2437, .hw_value = 6, },
+ { .center_freq = 2442, .hw_value = 7, },
+ { .center_freq = 2447, .hw_value = 8, },
+ { .center_freq = 2452, .hw_value = 9, },
+ { .center_freq = 2457, .hw_value = 10, },
+ { .center_freq = 2462, .hw_value = 11, },
+ { .center_freq = 2467, .hw_value = 12, },
+ { .center_freq = 2472, .hw_value = 13, },
+ { .center_freq = 2484, .hw_value = 14, },
+};
+
+static struct ieee80211_supported_band band_2GHz = {
+ .channels = p54_channels,
+ .n_channels = ARRAY_SIZE(p54_channels),
+ .bitrates = p54_rates,
+ .n_bitrates = ARRAY_SIZE(p54_rates),
+};
+
+
void p54_parse_firmware(struct ieee80211_hw *dev, const struct firmware *fw)
{
struct p54_common *priv = dev->priv;
@@ -251,6 +291,10 @@ int p54_parse_eeprom(struct ieee80211_hw *dev, void *eeprom, int len)
case PDR_END:
i = len;
break;
+ default:
+ printk(KERN_INFO "p54: unknown eeprom code : 0x%x\n",
+ le16_to_cpu(entry->code));
+ break;
}
entry = (void *)entry + (entry_len + 1)*2;
@@ -308,10 +352,10 @@ static void p54_rx_data(struct ieee80211_hw *dev, struct sk_buff *skb)
u16 freq = le16_to_cpu(hdr->freq);
rx_status.ssi = hdr->rssi;
- rx_status.rate = hdr->rate & 0x1f; /* report short preambles & CCK too */
- rx_status.channel = freq == 2484 ? 14 : (freq - 2407)/5;
+ /* XX correct? */
+ rx_status.rate_idx = hdr->rate & 0xf;
rx_status.freq = freq;
- rx_status.phymode = MODE_IEEE80211G;
+ rx_status.band = IEEE80211_BAND_2GHZ;
rx_status.antenna = hdr->antenna;
rx_status.mactime = le64_to_cpu(hdr->timestamp);
rx_status.flag |= RX_FLAG_TSFT;
@@ -349,7 +393,7 @@ static void p54_rx_frame_sent(struct ieee80211_hw *dev, struct sk_buff *skb)
while (entry != (struct sk_buff *)&priv->tx_queue) {
range = (struct memrecord *)&entry->cb;
if (range->start_addr == addr) {
- struct ieee80211_tx_status status = {{0}};
+ struct ieee80211_tx_status status;
struct p54_control_hdr *entry_hdr;
struct p54_tx_control_allocdata *entry_data;
int pad = 0;
@@ -365,6 +409,7 @@ static void p54_rx_frame_sent(struct ieee80211_hw *dev, struct sk_buff *skb)
kfree_skb(entry);
break;
}
+ memset(&status, 0, sizeof(status));
memcpy(&status.control, range->control,
sizeof(status.control));
kfree(range->control);
@@ -547,7 +592,9 @@ static int p54_tx(struct ieee80211_hw *dev, struct sk_buff *skb,
txhdr->padding2 = 0;
/* TODO: add support for alternate retry TX rates */
- rate = control->tx_rate;
+ rate = control->tx_rate->hw_value;
+ if (control->flags & IEEE80211_TXCTL_SHORT_PREAMBLE)
+ rate |= 0x10;
if (control->flags & IEEE80211_TXCTL_USE_RTS_CTS)
rate |= 0x40;
else if (control->flags & IEEE80211_TXCTL_USE_CTS_PROTECT)
@@ -717,13 +764,12 @@ static int p54_set_leds(struct ieee80211_hw *dev, int mode, int link, int act)
return 0;
}
-#define P54_SET_QUEUE(queue, ai_fs, cw_min, cw_max, burst) \
+#define P54_SET_QUEUE(queue, ai_fs, cw_min, cw_max, _txop) \
do { \
queue.aifs = cpu_to_le16(ai_fs); \
queue.cwmin = cpu_to_le16(cw_min); \
queue.cwmax = cpu_to_le16(cw_max); \
- queue.txop = (burst == 0) ? \
- 0 : cpu_to_le16((burst * 100) / 32 + 1); \
+ queue.txop = cpu_to_le16(_txop); \
} while(0)
static void p54_init_vdcf(struct ieee80211_hw *dev)
@@ -741,10 +787,10 @@ static void p54_init_vdcf(struct ieee80211_hw *dev)
vdcf = (struct p54_tx_control_vdcf *) hdr->data;
- P54_SET_QUEUE(vdcf->queue[0], 0x0002, 0x0003, 0x0007, 0x000f);
- P54_SET_QUEUE(vdcf->queue[1], 0x0002, 0x0007, 0x000f, 0x001e);
- P54_SET_QUEUE(vdcf->queue[2], 0x0002, 0x000f, 0x03ff, 0x0014);
- P54_SET_QUEUE(vdcf->queue[3], 0x0007, 0x000f, 0x03ff, 0x0000);
+ P54_SET_QUEUE(vdcf->queue[0], 0x0002, 0x0003, 0x0007, 47);
+ P54_SET_QUEUE(vdcf->queue[1], 0x0002, 0x0007, 0x000f, 94);
+ P54_SET_QUEUE(vdcf->queue[2], 0x0003, 0x000f, 0x03ff, 0);
+ P54_SET_QUEUE(vdcf->queue[3], 0x0007, 0x000f, 0x03ff, 0);
}
static void p54_set_vdcf(struct ieee80211_hw *dev)
@@ -849,7 +895,7 @@ static int p54_config(struct ieee80211_hw *dev, struct ieee80211_conf *conf)
{
int ret;
- ret = p54_set_freq(dev, cpu_to_le16(conf->freq));
+ ret = p54_set_freq(dev, cpu_to_le16(conf->channel->center_freq));
p54_set_vdcf(dev);
return ret;
}
@@ -897,7 +943,7 @@ static int p54_conf_tx(struct ieee80211_hw *dev, int queue,
if ((params) && !((queue < 0) || (queue > 4))) {
P54_SET_QUEUE(vdcf->queue[queue], params->aifs,
- params->cw_min, params->cw_max, params->burst_time);
+ params->cw_min, params->cw_max, params->txop);
} else
return -EINVAL;
@@ -944,7 +990,6 @@ struct ieee80211_hw *p54_init_common(size_t priv_data_len)
{
struct ieee80211_hw *dev;
struct p54_common *priv;
- int i;
dev = ieee80211_alloc_hw(priv_data_len, &p54_ops);
if (!dev)
@@ -953,18 +998,7 @@ struct ieee80211_hw *p54_init_common(size_t priv_data_len)
priv = dev->priv;
priv->mode = IEEE80211_IF_TYPE_INVALID;
skb_queue_head_init(&priv->tx_queue);
- memcpy(priv->channels, p54_channels, sizeof(p54_channels));
- memcpy(priv->rates, p54_rates, sizeof(p54_rates));
- priv->modes[1].mode = MODE_IEEE80211B;
- priv->modes[1].num_rates = 4;
- priv->modes[1].rates = priv->rates;
- priv->modes[1].num_channels = ARRAY_SIZE(p54_channels);
- priv->modes[1].channels = priv->channels;
- priv->modes[0].mode = MODE_IEEE80211G;
- priv->modes[0].num_rates = ARRAY_SIZE(p54_rates);
- priv->modes[0].rates = priv->rates;
- priv->modes[0].num_channels = ARRAY_SIZE(p54_channels);
- priv->modes[0].channels = priv->channels;
+ dev->wiphy->bands[IEEE80211_BAND_2GHZ] = &band_2GHz;
dev->flags = IEEE80211_HW_HOST_BROADCAST_PS_BUFFERING | /* not sure */
IEEE80211_HW_RX_INCLUDES_FCS;
dev->channel_change_time = 1000; /* TODO: find actual value */
@@ -986,14 +1020,6 @@ struct ieee80211_hw *p54_init_common(size_t priv_data_len)
p54_init_vdcf(dev);
- for (i = 0; i < 2; i++) {
- if (ieee80211_register_hwmode(dev, &priv->modes[i])) {
- kfree(priv->cached_vdcf);
- ieee80211_free_hw(dev);
- return NULL;
- }
- }
-
return dev;
}
EXPORT_SYMBOL_GPL(p54_init_common);
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-23 13:29:33 +0000