Signed-off-by: Christian Lamparter <chunkeey@xxxxxx>
---
drivers/net/wireless/p54.h | 77 --
drivers/net/wireless/p54/p54.h | 77 ++
drivers/net/wireless/p54/p54common.c | 1051 +++++++++++++++++++++++++++++++++++
drivers/net/wireless/p54/p54common.h | 254 ++++++++
drivers/net/wireless/p54common.c | 1051 -----------------------------------
drivers/net/wireless/p54common.h | 254 --------
6 files changed, 1382 insertions(+), 1382 deletions(-)
delete mode 100644 drivers/net/wireless/p54.h
create mode 100644 drivers/net/wireless/p54/p54.h
create mode 100644 drivers/net/wireless/p54/p54common.c
create mode 100644 drivers/net/wireless/p54/p54common.h
delete mode 100644 drivers/net/wireless/p54common.c
delete mode 100644 drivers/net/wireless/p54common.h
diff --git a/drivers/net/wireless/p54.h b/drivers/net/wireless/p54.h
deleted file mode 100644
index 06d2c67..0000000
--- a/drivers/net/wireless/p54.h
+++ /dev/null
@@ -1,77 +0,0 @@
-#ifndef PRISM54_H
-#define PRISM54_H
-
-/*
- * Shared defines for all mac80211 Prism54 code
- *
- * Copyright (c) 2006, Michael Wu <flamingice@xxxxxxxxxxxx>
- *
- * Based on the islsm (softmac prism54) driver, which is:
- * Copyright 2004-2006 Jean-Baptiste Note <jbnote@xxxxxxxxx>, et al.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- */
-
-enum control_frame_types {
- P54_CONTROL_TYPE_FILTER_SET = 0,
- P54_CONTROL_TYPE_CHANNEL_CHANGE,
- P54_CONTROL_TYPE_FREQDONE,
- P54_CONTROL_TYPE_DCFINIT,
- P54_CONTROL_TYPE_FREEQUEUE = 7,
- P54_CONTROL_TYPE_TXDONE,
- P54_CONTROL_TYPE_PING,
- P54_CONTROL_TYPE_STAT_READBACK,
- P54_CONTROL_TYPE_BBP,
- P54_CONTROL_TYPE_EEPROM_READBACK,
- P54_CONTROL_TYPE_LED
-};
-
-struct p54_control_hdr {
- __le16 magic1;
- __le16 len;
- __le32 req_id;
- __le16 type; /* enum control_frame_types */
- u8 retry1;
- u8 retry2;
- u8 data[0];
-} __attribute__ ((packed));
-
-#define EEPROM_READBACK_LEN (sizeof(struct p54_control_hdr) + 4 /* p54_eeprom_lm86 */)
-#define MAX_RX_SIZE (IEEE80211_MAX_RTS_THRESHOLD + sizeof(struct p54_control_hdr) + 20 /* length of struct p54_rx_hdr */ + 16 )
-
-#define ISL38XX_DEV_FIRMWARE_ADDR 0x20000
-
-struct p54_common {
- u32 rx_start;
- u32 rx_end;
- struct sk_buff_head tx_queue;
- void (*tx)(struct ieee80211_hw *dev, struct p54_control_hdr *data,
- size_t len, int free_on_tx);
- int (*open)(struct ieee80211_hw *dev);
- void (*stop)(struct ieee80211_hw *dev);
- int mode;
- u8 mac_addr[ETH_ALEN];
- u8 bssid[ETH_ALEN];
- struct pda_iq_autocal_entry *iq_autocal;
- unsigned int iq_autocal_len;
- struct pda_channel_output_limit *output_limit;
- unsigned int output_limit_len;
- struct pda_pa_curve_data *curve_data;
- __le16 rxhw;
- u8 version;
- unsigned int tx_hdr_len;
- void *cached_vdcf;
- unsigned int fw_var;
- struct ieee80211_tx_queue_stats tx_stats;
-};
-
-int p54_rx(struct ieee80211_hw *dev, struct sk_buff *skb);
-void p54_parse_firmware(struct ieee80211_hw *dev, const struct firmware *fw);
-int p54_parse_eeprom(struct ieee80211_hw *dev, void *eeprom, int len);
-void p54_fill_eeprom_readback(struct p54_control_hdr *hdr);
-struct ieee80211_hw *p54_init_common(size_t priv_data_len);
-void p54_free_common(struct ieee80211_hw *dev);
-
-#endif /* PRISM54_H */
diff --git a/drivers/net/wireless/p54/p54.h b/drivers/net/wireless/p54/p54.h
new file mode 100644
index 0000000..06d2c67
--- /dev/null
+++ b/drivers/net/wireless/p54/p54.h
@@ -0,0 +1,77 @@
+#ifndef PRISM54_H
+#define PRISM54_H
+
+/*
+ * Shared defines for all mac80211 Prism54 code
+ *
+ * Copyright (c) 2006, Michael Wu <flamingice@xxxxxxxxxxxx>
+ *
+ * Based on the islsm (softmac prism54) driver, which is:
+ * Copyright 2004-2006 Jean-Baptiste Note <jbnote@xxxxxxxxx>, et al.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+enum control_frame_types {
+ P54_CONTROL_TYPE_FILTER_SET = 0,
+ P54_CONTROL_TYPE_CHANNEL_CHANGE,
+ P54_CONTROL_TYPE_FREQDONE,
+ P54_CONTROL_TYPE_DCFINIT,
+ P54_CONTROL_TYPE_FREEQUEUE = 7,
+ P54_CONTROL_TYPE_TXDONE,
+ P54_CONTROL_TYPE_PING,
+ P54_CONTROL_TYPE_STAT_READBACK,
+ P54_CONTROL_TYPE_BBP,
+ P54_CONTROL_TYPE_EEPROM_READBACK,
+ P54_CONTROL_TYPE_LED
+};
+
+struct p54_control_hdr {
+ __le16 magic1;
+ __le16 len;
+ __le32 req_id;
+ __le16 type; /* enum control_frame_types */
+ u8 retry1;
+ u8 retry2;
+ u8 data[0];
+} __attribute__ ((packed));
+
+#define EEPROM_READBACK_LEN (sizeof(struct p54_control_hdr) + 4 /* p54_eeprom_lm86 */)
+#define MAX_RX_SIZE (IEEE80211_MAX_RTS_THRESHOLD + sizeof(struct p54_control_hdr) + 20 /* length of struct p54_rx_hdr */ + 16 )
+
+#define ISL38XX_DEV_FIRMWARE_ADDR 0x20000
+
+struct p54_common {
+ u32 rx_start;
+ u32 rx_end;
+ struct sk_buff_head tx_queue;
+ void (*tx)(struct ieee80211_hw *dev, struct p54_control_hdr *data,
+ size_t len, int free_on_tx);
+ int (*open)(struct ieee80211_hw *dev);
+ void (*stop)(struct ieee80211_hw *dev);
+ int mode;
+ u8 mac_addr[ETH_ALEN];
+ u8 bssid[ETH_ALEN];
+ struct pda_iq_autocal_entry *iq_autocal;
+ unsigned int iq_autocal_len;
+ struct pda_channel_output_limit *output_limit;
+ unsigned int output_limit_len;
+ struct pda_pa_curve_data *curve_data;
+ __le16 rxhw;
+ u8 version;
+ unsigned int tx_hdr_len;
+ void *cached_vdcf;
+ unsigned int fw_var;
+ struct ieee80211_tx_queue_stats tx_stats;
+};
+
+int p54_rx(struct ieee80211_hw *dev, struct sk_buff *skb);
+void p54_parse_firmware(struct ieee80211_hw *dev, const struct firmware *fw);
+int p54_parse_eeprom(struct ieee80211_hw *dev, void *eeprom, int len);
+void p54_fill_eeprom_readback(struct p54_control_hdr *hdr);
+struct ieee80211_hw *p54_init_common(size_t priv_data_len);
+void p54_free_common(struct ieee80211_hw *dev);
+
+#endif /* PRISM54_H */
diff --git a/drivers/net/wireless/p54/p54common.c b/drivers/net/wireless/p54/p54common.c
new file mode 100644
index 0000000..63f9bad
--- /dev/null
+++ b/drivers/net/wireless/p54/p54common.c
@@ -0,0 +1,1051 @@
+
+/*
+ * Common code for mac80211 Prism54 drivers
+ *
+ * Copyright (c) 2006, Michael Wu <flamingice@xxxxxxxxxxxx>
+ * Copyright (c) 2007, Christian Lamparter <chunkeey@xxxxxx>
+ *
+ * Based on the islsm (softmac prism54) driver, which is:
+ * Copyright 2004-2006 Jean-Baptiste Note <jbnote@xxxxxxxxx>, et al.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#include <linux/init.h>
+#include <linux/firmware.h>
+#include <linux/etherdevice.h>
+
+#include <net/mac80211.h>
+
+#include "p54.h"
+#include "p54common.h"
+
+MODULE_AUTHOR("Michael Wu <flamingice@xxxxxxxxxxxx>");
+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;
+ struct bootrec_exp_if *exp_if;
+ struct bootrec *bootrec;
+ u32 *data = (u32 *)fw->data;
+ u32 *end_data = (u32 *)fw->data + (fw->size >> 2);
+ u8 *fw_version = NULL;
+ size_t len;
+ int i;
+
+ if (priv->rx_start)
+ return;
+
+ while (data < end_data && *data)
+ data++;
+
+ while (data < end_data && !*data)
+ data++;
+
+ bootrec = (struct bootrec *) data;
+
+ while (bootrec->data <= end_data &&
+ (bootrec->data + (len = le32_to_cpu(bootrec->len))) <= end_data) {
+ u32 code = le32_to_cpu(bootrec->code);
+ switch (code) {
+ case BR_CODE_COMPONENT_ID:
+ switch (be32_to_cpu(*(__be32 *)bootrec->data)) {
+ case FW_FMAC:
+ printk(KERN_INFO "p54: FreeMAC firmware\n");
+ break;
+ case FW_LM20:
+ printk(KERN_INFO "p54: LM20 firmware\n");
+ break;
+ case FW_LM86:
+ printk(KERN_INFO "p54: LM86 firmware\n");
+ break;
+ case FW_LM87:
+ printk(KERN_INFO "p54: LM87 firmware - not supported yet!\n");
+ break;
+ default:
+ printk(KERN_INFO "p54: unknown firmware\n");
+ break;
+ }
+ break;
+ case BR_CODE_COMPONENT_VERSION:
+ /* 24 bytes should be enough for all firmwares */
+ if (strnlen((unsigned char*)bootrec->data, 24) < 24)
+ fw_version = (unsigned char*)bootrec->data;
+ break;
+ case BR_CODE_DESCR:
+ priv->rx_start = le32_to_cpu(((__le32 *)bootrec->data)[1]);
+ /* FIXME add sanity checking */
+ priv->rx_end = le32_to_cpu(((__le32 *)bootrec->data)[2]) - 0x3500;
+ break;
+ case BR_CODE_EXPOSED_IF:
+ exp_if = (struct bootrec_exp_if *) bootrec->data;
+ for (i = 0; i < (len * sizeof(*exp_if) / 4); i++)
+ if (exp_if[i].if_id == cpu_to_le16(0x1a))
+ priv->fw_var = le16_to_cpu(exp_if[i].variant);
+ break;
+ case BR_CODE_DEPENDENT_IF:
+ break;
+ case BR_CODE_END_OF_BRA:
+ case LEGACY_BR_CODE_END_OF_BRA:
+ end_data = NULL;
+ break;
+ default:
+ break;
+ }
+ bootrec = (struct bootrec *)&bootrec->data[len];
+ }
+
+ if (fw_version)
+ printk(KERN_INFO "p54: FW rev %s - Softmac protocol %x.%x\n",
+ fw_version, priv->fw_var >> 8, priv->fw_var & 0xff);
+
+ if (priv->fw_var >= 0x300) {
+ /* Firmware supports QoS, use it! */
+ priv->tx_stats.data[0].limit = 3;
+ priv->tx_stats.data[1].limit = 4;
+ priv->tx_stats.data[2].limit = 3;
+ priv->tx_stats.data[3].limit = 1;
+ dev->queues = 4;
+ }
+}
+EXPORT_SYMBOL_GPL(p54_parse_firmware);
+
+static int p54_convert_rev0_to_rev1(struct ieee80211_hw *dev,
+ struct pda_pa_curve_data *curve_data)
+{
+ struct p54_common *priv = dev->priv;
+ struct pda_pa_curve_data_sample_rev1 *rev1;
+ struct pda_pa_curve_data_sample_rev0 *rev0;
+ size_t cd_len = sizeof(*curve_data) +
+ (curve_data->points_per_channel*sizeof(*rev1) + 2) *
+ curve_data->channels;
+ unsigned int i, j;
+ void *source, *target;
+
+ priv->curve_data = kmalloc(cd_len, GFP_KERNEL);
+ if (!priv->curve_data)
+ return -ENOMEM;
+
+ memcpy(priv->curve_data, curve_data, sizeof(*curve_data));
+ source = curve_data->data;
+ target = priv->curve_data->data;
+ for (i = 0; i < curve_data->channels; i++) {
+ __le16 *freq = source;
+ source += sizeof(__le16);
+ *((__le16 *)target) = *freq;
+ target += sizeof(__le16);
+ for (j = 0; j < curve_data->points_per_channel; j++) {
+ rev1 = target;
+ rev0 = source;
+
+ rev1->rf_power = rev0->rf_power;
+ rev1->pa_detector = rev0->pa_detector;
+ rev1->data_64qam = rev0->pcv;
+ /* "invent" the points for the other modulations */
+#define SUB(x,y) (u8)((x) - (y)) > (x) ? 0 : (x) - (y)
+ rev1->data_16qam = SUB(rev0->pcv, 12);
+ rev1->data_qpsk = SUB(rev1->data_16qam, 12);
+ rev1->data_bpsk = SUB(rev1->data_qpsk, 12);
+ rev1->data_barker= SUB(rev1->data_bpsk, 14);
+#undef SUB
+ target += sizeof(*rev1);
+ source += sizeof(*rev0);
+ }
+ }
+
+ return 0;
+}
+
+int p54_parse_eeprom(struct ieee80211_hw *dev, void *eeprom, int len)
+{
+ struct p54_common *priv = dev->priv;
+ struct eeprom_pda_wrap *wrap = NULL;
+ struct pda_entry *entry;
+ unsigned int data_len, entry_len;
+ void *tmp;
+ int err;
+ u8 *end = (u8 *)eeprom + len;
+
+ wrap = (struct eeprom_pda_wrap *) eeprom;
+ entry = (void *)wrap->data + le16_to_cpu(wrap->len);
+
+ /* verify that at least the entry length/code fits */
+ while ((u8 *)entry <= end - sizeof(*entry)) {
+ entry_len = le16_to_cpu(entry->len);
+ data_len = ((entry_len - 1) << 1);
+
+ /* abort if entry exceeds whole structure */
+ if ((u8 *)entry + sizeof(*entry) + data_len > end)
+ break;
+
+ switch (le16_to_cpu(entry->code)) {
+ case PDR_MAC_ADDRESS:
+ SET_IEEE80211_PERM_ADDR(dev, entry->data);
+ break;
+ case PDR_PRISM_PA_CAL_OUTPUT_POWER_LIMITS:
+ if (data_len < 2) {
+ err = -EINVAL;
+ goto err;
+ }
+
+ if (2 + entry->data[1]*sizeof(*priv->output_limit) > data_len) {
+ err = -EINVAL;
+ goto err;
+ }
+
+ priv->output_limit = kmalloc(entry->data[1] *
+ sizeof(*priv->output_limit), GFP_KERNEL);
+
+ if (!priv->output_limit) {
+ err = -ENOMEM;
+ goto err;
+ }
+
+ memcpy(priv->output_limit, &entry->data[2],
+ entry->data[1]*sizeof(*priv->output_limit));
+ priv->output_limit_len = entry->data[1];
+ break;
+ case PDR_PRISM_PA_CAL_CURVE_DATA:
+ if (data_len < sizeof(struct pda_pa_curve_data)) {
+ err = -EINVAL;
+ goto err;
+ }
+
+ if (((struct pda_pa_curve_data *)entry->data)->cal_method_rev) {
+ priv->curve_data = kmalloc(data_len, GFP_KERNEL);
+ if (!priv->curve_data) {
+ err = -ENOMEM;
+ goto err;
+ }
+
+ memcpy(priv->curve_data, entry->data, data_len);
+ } else {
+ err = p54_convert_rev0_to_rev1(dev, (struct pda_pa_curve_data *)entry->data);
+ if (err)
+ goto err;
+ }
+
+ break;
+ case PDR_PRISM_ZIF_TX_IQ_CALIBRATION:
+ priv->iq_autocal = kmalloc(data_len, GFP_KERNEL);
+ if (!priv->iq_autocal) {
+ err = -ENOMEM;
+ goto err;
+ }
+
+ memcpy(priv->iq_autocal, entry->data, data_len);
+ priv->iq_autocal_len = data_len / sizeof(struct pda_iq_autocal_entry);
+ break;
+ case PDR_INTERFACE_LIST:
+ tmp = entry->data;
+ while ((u8 *)tmp < entry->data + data_len) {
+ struct bootrec_exp_if *exp_if = tmp;
+ if (le16_to_cpu(exp_if->if_id) == 0xF)
+ priv->rxhw = exp_if->variant & cpu_to_le16(0x07);
+ tmp += sizeof(struct bootrec_exp_if);
+ }
+ break;
+ case PDR_HARDWARE_PLATFORM_COMPONENT_ID:
+ priv->version = *(u8 *)(entry->data + 1);
+ break;
+ case PDR_END:
+ /* make it overrun */
+ entry_len = 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;
+ }
+
+ if (!priv->iq_autocal || !priv->output_limit || !priv->curve_data) {
+ printk(KERN_ERR "p54: not all required entries found in eeprom!\n");
+ err = -EINVAL;
+ goto err;
+ }
+
+ return 0;
+
+ err:
+ if (priv->iq_autocal) {
+ kfree(priv->iq_autocal);
+ priv->iq_autocal = NULL;
+ }
+
+ if (priv->output_limit) {
+ kfree(priv->output_limit);
+ priv->output_limit = NULL;
+ }
+
+ if (priv->curve_data) {
+ kfree(priv->curve_data);
+ priv->curve_data = NULL;
+ }
+
+ printk(KERN_ERR "p54: eeprom parse failed!\n");
+ return err;
+}
+EXPORT_SYMBOL_GPL(p54_parse_eeprom);
+
+void p54_fill_eeprom_readback(struct p54_control_hdr *hdr)
+{
+ struct p54_eeprom_lm86 *eeprom_hdr;
+
+ hdr->magic1 = cpu_to_le16(0x8000);
+ hdr->len = cpu_to_le16(sizeof(*eeprom_hdr) + 0x2000);
+ hdr->type = cpu_to_le16(P54_CONTROL_TYPE_EEPROM_READBACK);
+ hdr->retry1 = hdr->retry2 = 0;
+ eeprom_hdr = (struct p54_eeprom_lm86 *) hdr->data;
+ eeprom_hdr->offset = 0x0;
+ eeprom_hdr->len = cpu_to_le16(0x2000);
+}
+EXPORT_SYMBOL_GPL(p54_fill_eeprom_readback);
+
+static void p54_rx_data(struct ieee80211_hw *dev, struct sk_buff *skb)
+{
+ struct p54_rx_hdr *hdr = (struct p54_rx_hdr *) skb->data;
+ struct ieee80211_rx_status rx_status = {0};
+ u16 freq = le16_to_cpu(hdr->freq);
+
+ rx_status.ssi = hdr->rssi;
+ /* XX correct? */
+ rx_status.rate_idx = hdr->rate & 0xf;
+ rx_status.freq = freq;
+ 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;
+
+ skb_pull(skb, sizeof(*hdr));
+ skb_trim(skb, le16_to_cpu(hdr->len));
+
+ ieee80211_rx_irqsafe(dev, skb, &rx_status);
+}
+
+static void inline p54_wake_free_queues(struct ieee80211_hw *dev)
+{
+ struct p54_common *priv = dev->priv;
+ int i;
+
+ /* ieee80211_start_queues is great if all queues are really empty.
+ * But, what if some are full? */
+
+ for (i = 0; i < dev->queues; i++)
+ if (priv->tx_stats.data[i].len < priv->tx_stats.data[i].limit)
+ ieee80211_wake_queue(dev, i);
+}
+
+static void p54_rx_frame_sent(struct ieee80211_hw *dev, struct sk_buff *skb)
+{
+ struct p54_common *priv = dev->priv;
+ struct p54_control_hdr *hdr = (struct p54_control_hdr *) skb->data;
+ struct p54_frame_sent_hdr *payload = (struct p54_frame_sent_hdr *) hdr->data;
+ struct sk_buff *entry = (struct sk_buff *) priv->tx_queue.next;
+ u32 addr = le32_to_cpu(hdr->req_id) - 0x70;
+ struct memrecord *range = NULL;
+ u32 freed = 0;
+ u32 last_addr = priv->rx_start;
+
+ while (entry != (struct sk_buff *)&priv->tx_queue) {
+ range = (struct memrecord *)&entry->cb;
+ if (range->start_addr == addr) {
+ struct ieee80211_tx_status status;
+ struct p54_control_hdr *entry_hdr;
+ struct p54_tx_control_allocdata *entry_data;
+ int pad = 0;
+
+ if (entry->next != (struct sk_buff *)&priv->tx_queue)
+ freed = ((struct memrecord *)&entry->next->cb)->start_addr - last_addr;
+ else
+ freed = priv->rx_end - last_addr;
+
+ last_addr = range->end_addr;
+ __skb_unlink(entry, &priv->tx_queue);
+ if (!range->control) {
+ kfree_skb(entry);
+ break;
+ }
+ memset(&status, 0, sizeof(status));
+ memcpy(&status.control, range->control,
+ sizeof(status.control));
+ kfree(range->control);
+ priv->tx_stats.data[status.control.queue].len--;
+
+ entry_hdr = (struct p54_control_hdr *) entry->data;
+ entry_data = (struct p54_tx_control_allocdata *) entry_hdr->data;
+ if ((entry_hdr->magic1 & cpu_to_le16(0x4000)) != 0)
+ pad = entry_data->align[0];
+
+ if (!(status.control.flags & IEEE80211_TXCTL_NO_ACK)) {
+ if (!(payload->status & 0x01))
+ status.flags |= IEEE80211_TX_STATUS_ACK;
+ else
+ status.excessive_retries = 1;
+ }
+ status.retry_count = payload->retries - 1;
+ status.ack_signal = le16_to_cpu(payload->ack_rssi);
+ skb_pull(entry, sizeof(*hdr) + pad + sizeof(*entry_data));
+ ieee80211_tx_status_irqsafe(dev, entry, &status);
+ break;
+ } else
+ last_addr = range->end_addr;
+ entry = entry->next;
+ }
+
+ if (freed >= IEEE80211_MAX_RTS_THRESHOLD + 0x170 +
+ sizeof(struct p54_control_hdr))
+ p54_wake_free_queues(dev);
+}
+
+static void p54_rx_control(struct ieee80211_hw *dev, struct sk_buff *skb)
+{
+ struct p54_control_hdr *hdr = (struct p54_control_hdr *) skb->data;
+
+ switch (le16_to_cpu(hdr->type)) {
+ case P54_CONTROL_TYPE_TXDONE:
+ p54_rx_frame_sent(dev, skb);
+ break;
+ case P54_CONTROL_TYPE_BBP:
+ break;
+ default:
+ printk(KERN_DEBUG "%s: not handling 0x%02x type control frame\n",
+ wiphy_name(dev->wiphy), le16_to_cpu(hdr->type));
+ break;
+ }
+}
+
+/* returns zero if skb can be reused */
+int p54_rx(struct ieee80211_hw *dev, struct sk_buff *skb)
+{
+ u8 type = le16_to_cpu(*((__le16 *)skb->data)) >> 8;
+ switch (type) {
+ case 0x00:
+ case 0x01:
+ p54_rx_data(dev, skb);
+ return -1;
+ case 0x4d:
+ /* TODO: do something better... but then again, I've never seen this happen */
+ printk(KERN_ERR "%s: Received fault. Probably need to restart hardware now..\n",
+ wiphy_name(dev->wiphy));
+ break;
+ case 0x80:
+ p54_rx_control(dev, skb);
+ break;
+ default:
+ printk(KERN_ERR "%s: unknown frame RXed (0x%02x)\n",
+ wiphy_name(dev->wiphy), type);
+ break;
+ }
+ return 0;
+}
+EXPORT_SYMBOL_GPL(p54_rx);
+
+/*
+ * So, the firmware is somewhat stupid and doesn't know what places in its
+ * memory incoming data should go to. By poking around in the firmware, we
+ * can find some unused memory to upload our packets to. However, data that we
+ * want the card to TX needs to stay intact until the card has told us that
+ * it is done with it. This function finds empty places we can upload to and
+ * marks allocated areas as reserved if necessary. p54_rx_frame_sent frees
+ * allocated areas.
+ */
+static void p54_assign_address(struct ieee80211_hw *dev, struct sk_buff *skb,
+ struct p54_control_hdr *data, u32 len,
+ struct ieee80211_tx_control *control)
+{
+ struct p54_common *priv = dev->priv;
+ struct sk_buff *entry = priv->tx_queue.next;
+ struct sk_buff *target_skb = NULL;
+ struct memrecord *range;
+ u32 last_addr = priv->rx_start;
+ u32 largest_hole = 0;
+ u32 target_addr = priv->rx_start;
+ unsigned long flags;
+ unsigned int left;
+ len = (len + 0x170 + 3) & ~0x3; /* 0x70 headroom, 0x100 tailroom */
+
+ spin_lock_irqsave(&priv->tx_queue.lock, flags);
+ left = skb_queue_len(&priv->tx_queue);
+ while (left--) {
+ u32 hole_size;
+ range = (struct memrecord *)&entry->cb;
+ hole_size = range->start_addr - last_addr;
+ if (!target_skb && hole_size >= len) {
+ target_skb = entry->prev;
+ hole_size -= len;
+ target_addr = last_addr;
+ }
+ largest_hole = max(largest_hole, hole_size);
+ last_addr = range->end_addr;
+ entry = entry->next;
+ }
+ if (!target_skb && priv->rx_end - last_addr >= len) {
+ target_skb = priv->tx_queue.prev;
+ largest_hole = max(largest_hole, priv->rx_end - last_addr - len);
+ if (!skb_queue_empty(&priv->tx_queue)) {
+ range = (struct memrecord *)&target_skb->cb;
+ target_addr = range->end_addr;
+ }
+ } else
+ largest_hole = max(largest_hole, priv->rx_end - last_addr);
+
+ if (skb) {
+ range = (struct memrecord *)&skb->cb;
+ range->start_addr = target_addr;
+ range->end_addr = target_addr + len;
+ range->control = control;
+ __skb_queue_after(&priv->tx_queue, target_skb, skb);
+ if (largest_hole < IEEE80211_MAX_RTS_THRESHOLD + 0x170 +
+ sizeof(struct p54_control_hdr))
+ ieee80211_stop_queues(dev);
+ }
+ spin_unlock_irqrestore(&priv->tx_queue.lock, flags);
+
+ data->req_id = cpu_to_le32(target_addr + 0x70);
+}
+
+static int p54_tx(struct ieee80211_hw *dev, struct sk_buff *skb,
+ struct ieee80211_tx_control *control)
+{
+ struct ieee80211_tx_queue_stats_data *current_queue;
+ struct p54_common *priv = dev->priv;
+ struct p54_control_hdr *hdr;
+ struct p54_tx_control_allocdata *txhdr;
+ struct ieee80211_tx_control *control_copy;
+ size_t padding, len;
+ u8 rate;
+
+ current_queue = &priv->tx_stats.data[control->queue];
+ if (unlikely(current_queue->len > current_queue->limit))
+ return NETDEV_TX_BUSY;
+ current_queue->len++;
+ current_queue->count++;
+ if (current_queue->len == current_queue->limit)
+ ieee80211_stop_queue(dev, control->queue);
+
+ padding = (unsigned long)(skb->data - (sizeof(*hdr) + sizeof(*txhdr))) & 3;
+ len = skb->len;
+
+ control_copy = kmalloc(sizeof(*control), GFP_ATOMIC);
+ if (control_copy)
+ memcpy(control_copy, control, sizeof(*control));
+
+ txhdr = (struct p54_tx_control_allocdata *)
+ skb_push(skb, sizeof(*txhdr) + padding);
+ hdr = (struct p54_control_hdr *) skb_push(skb, sizeof(*hdr));
+
+ if (padding)
+ hdr->magic1 = cpu_to_le16(0x4010);
+ else
+ hdr->magic1 = cpu_to_le16(0x0010);
+ hdr->len = cpu_to_le16(len);
+ hdr->type = (control->flags & IEEE80211_TXCTL_NO_ACK) ? 0 : cpu_to_le16(1);
+ hdr->retry1 = hdr->retry2 = control->retry_limit;
+ p54_assign_address(dev, skb, hdr, skb->len, control_copy);
+
+ memset(txhdr->wep_key, 0x0, 16);
+ txhdr->padding = 0;
+ txhdr->padding2 = 0;
+
+ /* TODO: add support for alternate retry TX rates */
+ 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)
+ rate |= 0x20;
+ memset(txhdr->rateset, rate, 8);
+ txhdr->wep_key_present = 0;
+ txhdr->wep_key_len = 0;
+ txhdr->frame_type = cpu_to_le32(control->queue + 4);
+ txhdr->magic4 = 0;
+ txhdr->antenna = (control->antenna_sel_tx == 0) ?
+ 2 : control->antenna_sel_tx - 1;
+ txhdr->output_power = 0x7f; // HW Maximum
+ txhdr->magic5 = (control->flags & IEEE80211_TXCTL_NO_ACK) ?
+ 0 : ((rate > 0x3) ? cpu_to_le32(0x33) : cpu_to_le32(0x23));
+ if (padding)
+ txhdr->align[0] = padding;
+
+ priv->tx(dev, hdr, skb->len, 0);
+ return 0;
+}
+
+static int p54_set_filter(struct ieee80211_hw *dev, u16 filter_type,
+ const u8 *dst, const u8 *src, u8 antenna,
+ u32 magic3, u32 magic8, u32 magic9)
+{
+ struct p54_common *priv = dev->priv;
+ struct p54_control_hdr *hdr;
+ struct p54_tx_control_filter *filter;
+
+ hdr = kzalloc(sizeof(*hdr) + sizeof(*filter) +
+ priv->tx_hdr_len, GFP_ATOMIC);
+ if (!hdr)
+ return -ENOMEM;
+
+ hdr = (void *)hdr + priv->tx_hdr_len;
+
+ filter = (struct p54_tx_control_filter *) hdr->data;
+ hdr->magic1 = cpu_to_le16(0x8001);
+ hdr->len = cpu_to_le16(sizeof(*filter));
+ p54_assign_address(dev, NULL, hdr, sizeof(*hdr) + sizeof(*filter), NULL);
+ hdr->type = cpu_to_le16(P54_CONTROL_TYPE_FILTER_SET);
+
+ filter->filter_type = cpu_to_le16(filter_type);
+ memcpy(filter->dst, dst, ETH_ALEN);
+ if (!src)
+ memset(filter->src, ~0, ETH_ALEN);
+ else
+ memcpy(filter->src, src, ETH_ALEN);
+ filter->antenna = antenna;
+ filter->magic3 = cpu_to_le32(magic3);
+ filter->rx_addr = cpu_to_le32(priv->rx_end);
+ filter->max_rx = cpu_to_le16(0x0620); /* FIXME: for usb ver 1.. maybe */
+ filter->rxhw = priv->rxhw;
+ filter->magic8 = cpu_to_le16(magic8);
+ filter->magic9 = cpu_to_le16(magic9);
+
+ priv->tx(dev, hdr, sizeof(*hdr) + sizeof(*filter), 1);
+ return 0;
+}
+
+static int p54_set_freq(struct ieee80211_hw *dev, __le16 freq)
+{
+ struct p54_common *priv = dev->priv;
+ struct p54_control_hdr *hdr;
+ struct p54_tx_control_channel *chan;
+ unsigned int i;
+ size_t payload_len = sizeof(*chan) + sizeof(u32)*2 +
+ sizeof(*chan->curve_data) *
+ priv->curve_data->points_per_channel;
+ void *entry;
+
+ hdr = kzalloc(sizeof(*hdr) + payload_len +
+ priv->tx_hdr_len, GFP_KERNEL);
+ if (!hdr)
+ return -ENOMEM;
+
+ hdr = (void *)hdr + priv->tx_hdr_len;
+
+ chan = (struct p54_tx_control_channel *) hdr->data;
+
+ hdr->magic1 = cpu_to_le16(0x8001);
+ hdr->len = cpu_to_le16(sizeof(*chan));
+ hdr->type = cpu_to_le16(P54_CONTROL_TYPE_CHANNEL_CHANGE);
+ p54_assign_address(dev, NULL, hdr, sizeof(*hdr) + payload_len, NULL);
+
+ chan->magic1 = cpu_to_le16(0x1);
+ chan->magic2 = cpu_to_le16(0x0);
+
+ for (i = 0; i < priv->iq_autocal_len; i++) {
+ if (priv->iq_autocal[i].freq != freq)
+ continue;
+
+ memcpy(&chan->iq_autocal, &priv->iq_autocal[i],
+ sizeof(*priv->iq_autocal));
+ break;
+ }
+ if (i == priv->iq_autocal_len)
+ goto err;
+
+ for (i = 0; i < priv->output_limit_len; i++) {
+ if (priv->output_limit[i].freq != freq)
+ continue;
+
+ chan->val_barker = 0x38;
+ chan->val_bpsk = priv->output_limit[i].val_bpsk;
+ chan->val_qpsk = priv->output_limit[i].val_qpsk;
+ chan->val_16qam = priv->output_limit[i].val_16qam;
+ chan->val_64qam = priv->output_limit[i].val_64qam;
+ break;
+ }
+ if (i == priv->output_limit_len)
+ goto err;
+
+ chan->pa_points_per_curve = priv->curve_data->points_per_channel;
+
+ entry = priv->curve_data->data;
+ for (i = 0; i < priv->curve_data->channels; i++) {
+ if (*((__le16 *)entry) != freq) {
+ entry += sizeof(__le16);
+ entry += sizeof(struct pda_pa_curve_data_sample_rev1) *
+ chan->pa_points_per_curve;
+ continue;
+ }
+
+ entry += sizeof(__le16);
+ memcpy(chan->curve_data, entry, sizeof(*chan->curve_data) *
+ chan->pa_points_per_curve);
+ break;
+ }
+
+ memcpy(hdr->data + payload_len - 4, &chan->val_bpsk, 4);
+
+ priv->tx(dev, hdr, sizeof(*hdr) + payload_len, 1);
+ return 0;
+
+ err:
+ printk(KERN_ERR "%s: frequency change failed\n", wiphy_name(dev->wiphy));
+ kfree(hdr);
+ return -EINVAL;
+}
+
+static int p54_set_leds(struct ieee80211_hw *dev, int mode, int link, int act)
+{
+ struct p54_common *priv = dev->priv;
+ struct p54_control_hdr *hdr;
+ struct p54_tx_control_led *led;
+
+ hdr = kzalloc(sizeof(*hdr) + sizeof(*led) +
+ priv->tx_hdr_len, GFP_KERNEL);
+ if (!hdr)
+ return -ENOMEM;
+
+ hdr = (void *)hdr + priv->tx_hdr_len;
+ hdr->magic1 = cpu_to_le16(0x8001);
+ hdr->len = cpu_to_le16(sizeof(*led));
+ hdr->type = cpu_to_le16(P54_CONTROL_TYPE_LED);
+ p54_assign_address(dev, NULL, hdr, sizeof(*hdr) + sizeof(*led), NULL);
+
+ led = (struct p54_tx_control_led *) hdr->data;
+ led->mode = cpu_to_le16(mode);
+ led->led_permanent = cpu_to_le16(link);
+ led->led_temporary = cpu_to_le16(act);
+ led->duration = cpu_to_le16(1000);
+
+ priv->tx(dev, hdr, sizeof(*hdr) + sizeof(*led), 1);
+
+ return 0;
+}
+
+#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 = cpu_to_le16(_txop); \
+} while(0)
+
+static void p54_init_vdcf(struct ieee80211_hw *dev)
+{
+ struct p54_common *priv = dev->priv;
+ struct p54_control_hdr *hdr;
+ struct p54_tx_control_vdcf *vdcf;
+
+ /* all USB V1 adapters need a extra headroom */
+ hdr = (void *)priv->cached_vdcf + priv->tx_hdr_len;
+ hdr->magic1 = cpu_to_le16(0x8001);
+ hdr->len = cpu_to_le16(sizeof(*vdcf));
+ hdr->type = cpu_to_le16(P54_CONTROL_TYPE_DCFINIT);
+ hdr->req_id = cpu_to_le32(priv->rx_start);
+
+ vdcf = (struct p54_tx_control_vdcf *) hdr->data;
+
+ 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)
+{
+ struct p54_common *priv = dev->priv;
+ struct p54_control_hdr *hdr;
+ struct p54_tx_control_vdcf *vdcf;
+
+ hdr = (void *)priv->cached_vdcf + priv->tx_hdr_len;
+
+ p54_assign_address(dev, NULL, hdr, sizeof(*hdr) + sizeof(*vdcf), NULL);
+
+ vdcf = (struct p54_tx_control_vdcf *) hdr->data;
+
+ if (dev->conf.flags & IEEE80211_CONF_SHORT_SLOT_TIME) {
+ vdcf->slottime = 9;
+ vdcf->magic1 = 0x00;
+ vdcf->magic2 = 0x10;
+ } else {
+ vdcf->slottime = 20;
+ vdcf->magic1 = 0x0a;
+ vdcf->magic2 = 0x06;
+ }
+
+ /* (see prism54/isl_oid.h for further details) */
+ vdcf->frameburst = cpu_to_le16(0);
+
+ priv->tx(dev, hdr, sizeof(*hdr) + sizeof(*vdcf), 0);
+}
+
+static int p54_start(struct ieee80211_hw *dev)
+{
+ struct p54_common *priv = dev->priv;
+ int err;
+
+ err = priv->open(dev);
+ if (!err)
+ priv->mode = IEEE80211_IF_TYPE_MNTR;
+
+ return err;
+}
+
+static void p54_stop(struct ieee80211_hw *dev)
+{
+ struct p54_common *priv = dev->priv;
+ struct sk_buff *skb;
+ while ((skb = skb_dequeue(&priv->tx_queue))) {
+ struct memrecord *range = (struct memrecord *)&skb->cb;
+ if (range->control)
+ kfree(range->control);
+ kfree_skb(skb);
+ }
+ priv->stop(dev);
+ priv->mode = IEEE80211_IF_TYPE_INVALID;
+}
+
+static int p54_add_interface(struct ieee80211_hw *dev,
+ struct ieee80211_if_init_conf *conf)
+{
+ struct p54_common *priv = dev->priv;
+
+ if (priv->mode != IEEE80211_IF_TYPE_MNTR)
+ return -EOPNOTSUPP;
+
+ switch (conf->type) {
+ case IEEE80211_IF_TYPE_STA:
+ priv->mode = conf->type;
+ break;
+ default:
+ return -EOPNOTSUPP;
+ }
+
+ memcpy(priv->mac_addr, conf->mac_addr, ETH_ALEN);
+
+ p54_set_filter(dev, 0, priv->mac_addr, NULL, 0, 1, 0, 0xF642);
+ p54_set_filter(dev, 0, priv->mac_addr, NULL, 1, 0, 0, 0xF642);
+
+ switch (conf->type) {
+ case IEEE80211_IF_TYPE_STA:
+ p54_set_filter(dev, 1, priv->mac_addr, NULL, 0, 0x15F, 0x1F4, 0);
+ break;
+ default:
+ BUG(); /* impossible */
+ break;
+ }
+
+ p54_set_leds(dev, 1, 0, 0);
+
+ return 0;
+}
+
+static void p54_remove_interface(struct ieee80211_hw *dev,
+ struct ieee80211_if_init_conf *conf)
+{
+ struct p54_common *priv = dev->priv;
+ priv->mode = IEEE80211_IF_TYPE_MNTR;
+ memset(priv->mac_addr, 0, ETH_ALEN);
+ p54_set_filter(dev, 0, priv->mac_addr, NULL, 2, 0, 0, 0);
+}
+
+static int p54_config(struct ieee80211_hw *dev, struct ieee80211_conf *conf)
+{
+ int ret;
+
+ ret = p54_set_freq(dev, cpu_to_le16(conf->channel->center_freq));
+ p54_set_vdcf(dev);
+ return ret;
+}
+
+static int p54_config_interface(struct ieee80211_hw *dev,
+ struct ieee80211_vif *vif,
+ struct ieee80211_if_conf *conf)
+{
+ struct p54_common *priv = dev->priv;
+
+ p54_set_filter(dev, 0, priv->mac_addr, conf->bssid, 0, 1, 0, 0xF642);
+ p54_set_filter(dev, 0, priv->mac_addr, conf->bssid, 2, 0, 0, 0);
+ p54_set_leds(dev, 1, !is_multicast_ether_addr(conf->bssid), 0);
+ memcpy(priv->bssid, conf->bssid, ETH_ALEN);
+ return 0;
+}
+
+static void p54_configure_filter(struct ieee80211_hw *dev,
+ unsigned int changed_flags,
+ unsigned int *total_flags,
+ int mc_count, struct dev_mc_list *mclist)
+{
+ struct p54_common *priv = dev->priv;
+
+ *total_flags &= FIF_BCN_PRBRESP_PROMISC;
+
+ if (changed_flags & FIF_BCN_PRBRESP_PROMISC) {
+ if (*total_flags & FIF_BCN_PRBRESP_PROMISC)
+ p54_set_filter(dev, 0, priv->mac_addr,
+ NULL, 2, 0, 0, 0);
+ else
+ p54_set_filter(dev, 0, priv->mac_addr,
+ priv->bssid, 2, 0, 0, 0);
+ }
+}
+
+static int p54_conf_tx(struct ieee80211_hw *dev, int queue,
+ const struct ieee80211_tx_queue_params *params)
+{
+ struct p54_common *priv = dev->priv;
+ struct p54_tx_control_vdcf *vdcf;
+
+ vdcf = (struct p54_tx_control_vdcf *)(((struct p54_control_hdr *)
+ ((void *)priv->cached_vdcf + priv->tx_hdr_len))->data);
+
+ if ((params) && !((queue < 0) || (queue > 4))) {
+ P54_SET_QUEUE(vdcf->queue[queue], params->aifs,
+ params->cw_min, params->cw_max, params->txop);
+ } else
+ return -EINVAL;
+
+ p54_set_vdcf(dev);
+
+ return 0;
+}
+
+static int p54_get_stats(struct ieee80211_hw *dev,
+ struct ieee80211_low_level_stats *stats)
+{
+ /* TODO */
+ return 0;
+}
+
+static int p54_get_tx_stats(struct ieee80211_hw *dev,
+ struct ieee80211_tx_queue_stats *stats)
+{
+ struct p54_common *priv = dev->priv;
+ unsigned int i;
+
+ for (i = 0; i < dev->queues; i++)
+ memcpy(&stats->data[i], &priv->tx_stats.data[i],
+ sizeof(stats->data[i]));
+
+ return 0;
+}
+
+static const struct ieee80211_ops p54_ops = {
+ .tx = p54_tx,
+ .start = p54_start,
+ .stop = p54_stop,
+ .add_interface = p54_add_interface,
+ .remove_interface = p54_remove_interface,
+ .config = p54_config,
+ .config_interface = p54_config_interface,
+ .configure_filter = p54_configure_filter,
+ .conf_tx = p54_conf_tx,
+ .get_stats = p54_get_stats,
+ .get_tx_stats = p54_get_tx_stats
+};
+
+struct ieee80211_hw *p54_init_common(size_t priv_data_len)
+{
+ struct ieee80211_hw *dev;
+ struct p54_common *priv;
+
+ dev = ieee80211_alloc_hw(priv_data_len, &p54_ops);
+ if (!dev)
+ return NULL;
+
+ priv = dev->priv;
+ priv->mode = IEEE80211_IF_TYPE_INVALID;
+ skb_queue_head_init(&priv->tx_queue);
+ 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 */
+ dev->max_rssi = 127;
+
+ priv->tx_stats.data[0].limit = 5;
+ dev->queues = 1;
+
+ dev->extra_tx_headroom = sizeof(struct p54_control_hdr) + 4 +
+ sizeof(struct p54_tx_control_allocdata);
+
+ priv->cached_vdcf = kzalloc(sizeof(struct p54_tx_control_vdcf) +
+ priv->tx_hdr_len + sizeof(struct p54_control_hdr), GFP_KERNEL);
+
+ if (!priv->cached_vdcf) {
+ ieee80211_free_hw(dev);
+ return NULL;
+ }
+
+ p54_init_vdcf(dev);
+
+ return dev;
+}
+EXPORT_SYMBOL_GPL(p54_init_common);
+
+void p54_free_common(struct ieee80211_hw *dev)
+{
+ struct p54_common *priv = dev->priv;
+ kfree(priv->iq_autocal);
+ kfree(priv->output_limit);
+ kfree(priv->curve_data);
+ kfree(priv->cached_vdcf);
+}
+EXPORT_SYMBOL_GPL(p54_free_common);
+
+static int __init p54_init(void)
+{
+ return 0;
+}
+
+static void __exit p54_exit(void)
+{
+}
+
+module_init(p54_init);
+module_exit(p54_exit);
diff --git a/drivers/net/wireless/p54/p54common.h b/drivers/net/wireless/p54/p54common.h
new file mode 100644
index 0000000..c15b56e
--- /dev/null
+++ b/drivers/net/wireless/p54/p54common.h
@@ -0,0 +1,254 @@
+#ifndef PRISM54COMMON_H
+#define PRISM54COMMON_H
+
+/*
+ * Common code specific definitions for mac80211 Prism54 drivers
+ *
+ * Copyright (c) 2006, Michael Wu <flamingice@xxxxxxxxxxxx>
+ * Copyright (c) 2007, Christian Lamparter <chunkeey@xxxxxx>
+ *
+ * Based on the islsm (softmac prism54) driver, which is:
+ * Copyright 2004-2006 Jean-Baptiste Note <jbnote@xxxxxxxxx>, et al.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+struct bootrec {
+ __le32 code;
+ __le32 len;
+ u32 data[0];
+} __attribute__((packed));
+
+struct bootrec_exp_if {
+ __le16 role;
+ __le16 if_id;
+ __le16 variant;
+ __le16 btm_compat;
+ __le16 top_compat;
+} __attribute__((packed));
+
+#define BR_CODE_MIN 0x80000000
+#define BR_CODE_COMPONENT_ID 0x80000001
+#define BR_CODE_COMPONENT_VERSION 0x80000002
+#define BR_CODE_DEPENDENT_IF 0x80000003
+#define BR_CODE_EXPOSED_IF 0x80000004
+#define BR_CODE_DESCR 0x80000101
+#define BR_CODE_MAX 0x8FFFFFFF
+#define BR_CODE_END_OF_BRA 0xFF0000FF
+#define LEGACY_BR_CODE_END_OF_BRA 0xFFFFFFFF
+
+#define FW_FMAC 0x464d4143
+#define FW_LM86 0x4c4d3836
+#define FW_LM87 0x4c4d3837
+#define FW_LM20 0x4c4d3230
+
+/* PDA defines are Copyright (C) 2005 Nokia Corporation (taken from islsm_pda.h) */
+
+struct pda_entry {
+ __le16 len; /* includes both code and data */
+ __le16 code;
+ u8 data[0];
+} __attribute__ ((packed));
+
+struct eeprom_pda_wrap {
+ __le32 magic;
+ __le16 pad;
+ __le16 len;
+ __le32 arm_opcode;
+ u8 data[0];
+} __attribute__ ((packed));
+
+struct pda_iq_autocal_entry {
+ __le16 freq;
+ __le16 iq_param[4];
+} __attribute__ ((packed));
+
+struct pda_channel_output_limit {
+ __le16 freq;
+ u8 val_bpsk;
+ u8 val_qpsk;
+ u8 val_16qam;
+ u8 val_64qam;
+ u8 rate_set_mask;
+ u8 rate_set_size;
+} __attribute__ ((packed));
+
+struct pda_pa_curve_data_sample_rev0 {
+ u8 rf_power;
+ u8 pa_detector;
+ u8 pcv;
+} __attribute__ ((packed));
+
+struct pda_pa_curve_data_sample_rev1 {
+ u8 rf_power;
+ u8 pa_detector;
+ u8 data_barker;
+ u8 data_bpsk;
+ u8 data_qpsk;
+ u8 data_16qam;
+ u8 data_64qam;
+ u8 padding;
+} __attribute__ ((packed));
+
+struct pda_pa_curve_data {
+ u8 cal_method_rev;
+ u8 channels;
+ u8 points_per_channel;
+ u8 padding;
+ u8 data[0];
+} __attribute__ ((packed));
+
+/*
+ * this defines the PDR codes used to build PDAs as defined in document
+ * number 553155. The current implementation mirrors version 1.1 of the
+ * document and lists only PDRs supported by the ARM platform.
+ */
+
+/* common and choice range (0x0000 - 0x0fff) */
+#define PDR_END 0x0000
+#define PDR_MANUFACTURING_PART_NUMBER 0x0001
+#define PDR_PDA_VERSION 0x0002
+#define PDR_NIC_SERIAL_NUMBER 0x0003
+
+#define PDR_MAC_ADDRESS 0x0101
+#define PDR_REGULATORY_DOMAIN_LIST 0x0103
+#define PDR_TEMPERATURE_TYPE 0x0107
+
+#define PDR_PRISM_PCI_IDENTIFIER 0x0402
+
+/* ARM range (0x1000 - 0x1fff) */
+#define PDR_COUNTRY_INFORMATION 0x1000
+#define PDR_INTERFACE_LIST 0x1001
+#define PDR_HARDWARE_PLATFORM_COMPONENT_ID 0x1002
+#define PDR_OEM_NAME 0x1003
+#define PDR_PRODUCT_NAME 0x1004
+#define PDR_UTF8_OEM_NAME 0x1005
+#define PDR_UTF8_PRODUCT_NAME 0x1006
+#define PDR_COUNTRY_LIST 0x1007
+#define PDR_DEFAULT_COUNTRY 0x1008
+
+#define PDR_ANTENNA_GAIN 0x1100
+
+#define PDR_PRISM_INDIGO_PA_CALIBRATION_DATA 0x1901
+#define PDR_RSSI_LINEAR_APPROXIMATION 0x1902
+#define PDR_PRISM_PA_CAL_OUTPUT_POWER_LIMITS 0x1903
+#define PDR_PRISM_PA_CAL_CURVE_DATA 0x1904
+#define PDR_RSSI_LINEAR_APPROXIMATION_DUAL_BAND 0x1905
+#define PDR_PRISM_ZIF_TX_IQ_CALIBRATION 0x1906
+#define PDR_REGULATORY_POWER_LIMITS 0x1907
+#define PDR_RSSI_LINEAR_APPROXIMATION_EXTENDED 0x1908
+#define PDR_RADIATED_TRANSMISSION_CORRECTION 0x1909
+#define PDR_PRISM_TX_IQ_CALIBRATION 0x190a
+
+/* reserved range (0x2000 - 0x7fff) */
+
+/* customer range (0x8000 - 0xffff) */
+#define PDR_BASEBAND_REGISTERS 0x8000
+#define PDR_PER_CHANNEL_BASEBAND_REGISTERS 0x8001
+
+/* stored in skb->cb */
+struct memrecord {
+ u32 start_addr;
+ u32 end_addr;
+ struct ieee80211_tx_control *control;
+};
+
+struct p54_eeprom_lm86 {
+ __le16 offset;
+ __le16 len;
+ u8 data[0];
+} __attribute__ ((packed));
+
+struct p54_rx_hdr {
+ __le16 magic;
+ __le16 len;
+ __le16 freq;
+ u8 antenna;
+ u8 rate;
+ u8 rssi;
+ u8 quality;
+ u16 unknown2;
+ __le64 timestamp;
+ u8 data[0];
+} __attribute__ ((packed));
+
+struct p54_frame_sent_hdr {
+ u8 status;
+ u8 retries;
+ __le16 ack_rssi;
+ __le16 seq;
+ u16 rate;
+} __attribute__ ((packed));
+
+struct p54_tx_control_allocdata {
+ u8 rateset[8];
+ u16 padding;
+ u8 wep_key_present;
+ u8 wep_key_len;
+ u8 wep_key[16];
+ __le32 frame_type;
+ u32 padding2;
+ __le16 magic4;
+ u8 antenna;
+ u8 output_power;
+ __le32 magic5;
+ u8 align[0];
+} __attribute__ ((packed));
+
+struct p54_tx_control_filter {
+ __le16 filter_type;
+ u8 dst[ETH_ALEN];
+ u8 src[ETH_ALEN];
+ u8 antenna;
+ u8 debug;
+ __le32 magic3;
+ u8 rates[8]; // FIXME: what's this for?
+ __le32 rx_addr;
+ __le16 max_rx;
+ __le16 rxhw;
+ __le16 magic8;
+ __le16 magic9;
+} __attribute__ ((packed));
+
+struct p54_tx_control_channel {
+ __le16 magic1;
+ __le16 magic2;
+ u8 padding1[20];
+ struct pda_iq_autocal_entry iq_autocal;
+ u8 pa_points_per_curve;
+ u8 val_barker;
+ u8 val_bpsk;
+ u8 val_qpsk;
+ u8 val_16qam;
+ u8 val_64qam;
+ struct pda_pa_curve_data_sample_rev1 curve_data[0];
+ /* additional padding/data after curve_data */
+} __attribute__ ((packed));
+
+struct p54_tx_control_led {
+ __le16 mode;
+ __le16 led_temporary;
+ __le16 led_permanent;
+ __le16 duration;
+} __attribute__ ((packed));
+
+struct p54_tx_vdcf_queues {
+ __le16 aifs;
+ __le16 cwmin;
+ __le16 cwmax;
+ __le16 txop;
+} __attribute__ ((packed));
+
+struct p54_tx_control_vdcf {
+ u8 padding;
+ u8 slottime;
+ u8 magic1;
+ u8 magic2;
+ struct p54_tx_vdcf_queues queue[8];
+ u8 pad2[4];
+ __le16 frameburst;
+} __attribute__ ((packed));
+
+#endif /* PRISM54COMMON_H */
diff --git a/drivers/net/wireless/p54common.c b/drivers/net/wireless/p54common.c
deleted file mode 100644
index 63f9bad..0000000
--- a/drivers/net/wireless/p54common.c
+++ /dev/null
@@ -1,1051 +0,0 @@
-
-/*
- * Common code for mac80211 Prism54 drivers
- *
- * Copyright (c) 2006, Michael Wu <flamingice@xxxxxxxxxxxx>
- * Copyright (c) 2007, Christian Lamparter <chunkeey@xxxxxx>
- *
- * Based on the islsm (softmac prism54) driver, which is:
- * Copyright 2004-2006 Jean-Baptiste Note <jbnote@xxxxxxxxx>, et al.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- */
-
-#include <linux/init.h>
-#include <linux/firmware.h>
-#include <linux/etherdevice.h>
-
-#include <net/mac80211.h>
-
-#include "p54.h"
-#include "p54common.h"
-
-MODULE_AUTHOR("Michael Wu <flamingice@xxxxxxxxxxxx>");
-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;
- struct bootrec_exp_if *exp_if;
- struct bootrec *bootrec;
- u32 *data = (u32 *)fw->data;
- u32 *end_data = (u32 *)fw->data + (fw->size >> 2);
- u8 *fw_version = NULL;
- size_t len;
- int i;
-
- if (priv->rx_start)
- return;
-
- while (data < end_data && *data)
- data++;
-
- while (data < end_data && !*data)
- data++;
-
- bootrec = (struct bootrec *) data;
-
- while (bootrec->data <= end_data &&
- (bootrec->data + (len = le32_to_cpu(bootrec->len))) <= end_data) {
- u32 code = le32_to_cpu(bootrec->code);
- switch (code) {
- case BR_CODE_COMPONENT_ID:
- switch (be32_to_cpu(*(__be32 *)bootrec->data)) {
- case FW_FMAC:
- printk(KERN_INFO "p54: FreeMAC firmware\n");
- break;
- case FW_LM20:
- printk(KERN_INFO "p54: LM20 firmware\n");
- break;
- case FW_LM86:
- printk(KERN_INFO "p54: LM86 firmware\n");
- break;
- case FW_LM87:
- printk(KERN_INFO "p54: LM87 firmware - not supported yet!\n");
- break;
- default:
- printk(KERN_INFO "p54: unknown firmware\n");
- break;
- }
- break;
- case BR_CODE_COMPONENT_VERSION:
- /* 24 bytes should be enough for all firmwares */
- if (strnlen((unsigned char*)bootrec->data, 24) < 24)
- fw_version = (unsigned char*)bootrec->data;
- break;
- case BR_CODE_DESCR:
- priv->rx_start = le32_to_cpu(((__le32 *)bootrec->data)[1]);
- /* FIXME add sanity checking */
- priv->rx_end = le32_to_cpu(((__le32 *)bootrec->data)[2]) - 0x3500;
- break;
- case BR_CODE_EXPOSED_IF:
- exp_if = (struct bootrec_exp_if *) bootrec->data;
- for (i = 0; i < (len * sizeof(*exp_if) / 4); i++)
- if (exp_if[i].if_id == cpu_to_le16(0x1a))
- priv->fw_var = le16_to_cpu(exp_if[i].variant);
- break;
- case BR_CODE_DEPENDENT_IF:
- break;
- case BR_CODE_END_OF_BRA:
- case LEGACY_BR_CODE_END_OF_BRA:
- end_data = NULL;
- break;
- default:
- break;
- }
- bootrec = (struct bootrec *)&bootrec->data[len];
- }
-
- if (fw_version)
- printk(KERN_INFO "p54: FW rev %s - Softmac protocol %x.%x\n",
- fw_version, priv->fw_var >> 8, priv->fw_var & 0xff);
-
- if (priv->fw_var >= 0x300) {
- /* Firmware supports QoS, use it! */
- priv->tx_stats.data[0].limit = 3;
- priv->tx_stats.data[1].limit = 4;
- priv->tx_stats.data[2].limit = 3;
- priv->tx_stats.data[3].limit = 1;
- dev->queues = 4;
- }
-}
-EXPORT_SYMBOL_GPL(p54_parse_firmware);
-
-static int p54_convert_rev0_to_rev1(struct ieee80211_hw *dev,
- struct pda_pa_curve_data *curve_data)
-{
- struct p54_common *priv = dev->priv;
- struct pda_pa_curve_data_sample_rev1 *rev1;
- struct pda_pa_curve_data_sample_rev0 *rev0;
- size_t cd_len = sizeof(*curve_data) +
- (curve_data->points_per_channel*sizeof(*rev1) + 2) *
- curve_data->channels;
- unsigned int i, j;
- void *source, *target;
-
- priv->curve_data = kmalloc(cd_len, GFP_KERNEL);
- if (!priv->curve_data)
- return -ENOMEM;
-
- memcpy(priv->curve_data, curve_data, sizeof(*curve_data));
- source = curve_data->data;
- target = priv->curve_data->data;
- for (i = 0; i < curve_data->channels; i++) {
- __le16 *freq = source;
- source += sizeof(__le16);
- *((__le16 *)target) = *freq;
- target += sizeof(__le16);
- for (j = 0; j < curve_data->points_per_channel; j++) {
- rev1 = target;
- rev0 = source;
-
- rev1->rf_power = rev0->rf_power;
- rev1->pa_detector = rev0->pa_detector;
- rev1->data_64qam = rev0->pcv;
- /* "invent" the points for the other modulations */
-#define SUB(x,y) (u8)((x) - (y)) > (x) ? 0 : (x) - (y)
- rev1->data_16qam = SUB(rev0->pcv, 12);
- rev1->data_qpsk = SUB(rev1->data_16qam, 12);
- rev1->data_bpsk = SUB(rev1->data_qpsk, 12);
- rev1->data_barker= SUB(rev1->data_bpsk, 14);
-#undef SUB
- target += sizeof(*rev1);
- source += sizeof(*rev0);
- }
- }
-
- return 0;
-}
-
-int p54_parse_eeprom(struct ieee80211_hw *dev, void *eeprom, int len)
-{
- struct p54_common *priv = dev->priv;
- struct eeprom_pda_wrap *wrap = NULL;
- struct pda_entry *entry;
- unsigned int data_len, entry_len;
- void *tmp;
- int err;
- u8 *end = (u8 *)eeprom + len;
-
- wrap = (struct eeprom_pda_wrap *) eeprom;
- entry = (void *)wrap->data + le16_to_cpu(wrap->len);
-
- /* verify that at least the entry length/code fits */
- while ((u8 *)entry <= end - sizeof(*entry)) {
- entry_len = le16_to_cpu(entry->len);
- data_len = ((entry_len - 1) << 1);
-
- /* abort if entry exceeds whole structure */
- if ((u8 *)entry + sizeof(*entry) + data_len > end)
- break;
-
- switch (le16_to_cpu(entry->code)) {
- case PDR_MAC_ADDRESS:
- SET_IEEE80211_PERM_ADDR(dev, entry->data);
- break;
- case PDR_PRISM_PA_CAL_OUTPUT_POWER_LIMITS:
- if (data_len < 2) {
- err = -EINVAL;
- goto err;
- }
-
- if (2 + entry->data[1]*sizeof(*priv->output_limit) > data_len) {
- err = -EINVAL;
- goto err;
- }
-
- priv->output_limit = kmalloc(entry->data[1] *
- sizeof(*priv->output_limit), GFP_KERNEL);
-
- if (!priv->output_limit) {
- err = -ENOMEM;
- goto err;
- }
-
- memcpy(priv->output_limit, &entry->data[2],
- entry->data[1]*sizeof(*priv->output_limit));
- priv->output_limit_len = entry->data[1];
- break;
- case PDR_PRISM_PA_CAL_CURVE_DATA:
- if (data_len < sizeof(struct pda_pa_curve_data)) {
- err = -EINVAL;
- goto err;
- }
-
- if (((struct pda_pa_curve_data *)entry->data)->cal_method_rev) {
- priv->curve_data = kmalloc(data_len, GFP_KERNEL);
- if (!priv->curve_data) {
- err = -ENOMEM;
- goto err;
- }
-
- memcpy(priv->curve_data, entry->data, data_len);
- } else {
- err = p54_convert_rev0_to_rev1(dev, (struct pda_pa_curve_data *)entry->data);
- if (err)
- goto err;
- }
-
- break;
- case PDR_PRISM_ZIF_TX_IQ_CALIBRATION:
- priv->iq_autocal = kmalloc(data_len, GFP_KERNEL);
- if (!priv->iq_autocal) {
- err = -ENOMEM;
- goto err;
- }
-
- memcpy(priv->iq_autocal, entry->data, data_len);
- priv->iq_autocal_len = data_len / sizeof(struct pda_iq_autocal_entry);
- break;
- case PDR_INTERFACE_LIST:
- tmp = entry->data;
- while ((u8 *)tmp < entry->data + data_len) {
- struct bootrec_exp_if *exp_if = tmp;
- if (le16_to_cpu(exp_if->if_id) == 0xF)
- priv->rxhw = exp_if->variant & cpu_to_le16(0x07);
- tmp += sizeof(struct bootrec_exp_if);
- }
- break;
- case PDR_HARDWARE_PLATFORM_COMPONENT_ID:
- priv->version = *(u8 *)(entry->data + 1);
- break;
- case PDR_END:
- /* make it overrun */
- entry_len = 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;
- }
-
- if (!priv->iq_autocal || !priv->output_limit || !priv->curve_data) {
- printk(KERN_ERR "p54: not all required entries found in eeprom!\n");
- err = -EINVAL;
- goto err;
- }
-
- return 0;
-
- err:
- if (priv->iq_autocal) {
- kfree(priv->iq_autocal);
- priv->iq_autocal = NULL;
- }
-
- if (priv->output_limit) {
- kfree(priv->output_limit);
- priv->output_limit = NULL;
- }
-
- if (priv->curve_data) {
- kfree(priv->curve_data);
- priv->curve_data = NULL;
- }
-
- printk(KERN_ERR "p54: eeprom parse failed!\n");
- return err;
-}
-EXPORT_SYMBOL_GPL(p54_parse_eeprom);
-
-void p54_fill_eeprom_readback(struct p54_control_hdr *hdr)
-{
- struct p54_eeprom_lm86 *eeprom_hdr;
-
- hdr->magic1 = cpu_to_le16(0x8000);
- hdr->len = cpu_to_le16(sizeof(*eeprom_hdr) + 0x2000);
- hdr->type = cpu_to_le16(P54_CONTROL_TYPE_EEPROM_READBACK);
- hdr->retry1 = hdr->retry2 = 0;
- eeprom_hdr = (struct p54_eeprom_lm86 *) hdr->data;
- eeprom_hdr->offset = 0x0;
- eeprom_hdr->len = cpu_to_le16(0x2000);
-}
-EXPORT_SYMBOL_GPL(p54_fill_eeprom_readback);
-
-static void p54_rx_data(struct ieee80211_hw *dev, struct sk_buff *skb)
-{
- struct p54_rx_hdr *hdr = (struct p54_rx_hdr *) skb->data;
- struct ieee80211_rx_status rx_status = {0};
- u16 freq = le16_to_cpu(hdr->freq);
-
- rx_status.ssi = hdr->rssi;
- /* XX correct? */
- rx_status.rate_idx = hdr->rate & 0xf;
- rx_status.freq = freq;
- 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;
-
- skb_pull(skb, sizeof(*hdr));
- skb_trim(skb, le16_to_cpu(hdr->len));
-
- ieee80211_rx_irqsafe(dev, skb, &rx_status);
-}
-
-static void inline p54_wake_free_queues(struct ieee80211_hw *dev)
-{
- struct p54_common *priv = dev->priv;
- int i;
-
- /* ieee80211_start_queues is great if all queues are really empty.
- * But, what if some are full? */
-
- for (i = 0; i < dev->queues; i++)
- if (priv->tx_stats.data[i].len < priv->tx_stats.data[i].limit)
- ieee80211_wake_queue(dev, i);
-}
-
-static void p54_rx_frame_sent(struct ieee80211_hw *dev, struct sk_buff *skb)
-{
- struct p54_common *priv = dev->priv;
- struct p54_control_hdr *hdr = (struct p54_control_hdr *) skb->data;
- struct p54_frame_sent_hdr *payload = (struct p54_frame_sent_hdr *) hdr->data;
- struct sk_buff *entry = (struct sk_buff *) priv->tx_queue.next;
- u32 addr = le32_to_cpu(hdr->req_id) - 0x70;
- struct memrecord *range = NULL;
- u32 freed = 0;
- u32 last_addr = priv->rx_start;
-
- while (entry != (struct sk_buff *)&priv->tx_queue) {
- range = (struct memrecord *)&entry->cb;
- if (range->start_addr == addr) {
- struct ieee80211_tx_status status;
- struct p54_control_hdr *entry_hdr;
- struct p54_tx_control_allocdata *entry_data;
- int pad = 0;
-
- if (entry->next != (struct sk_buff *)&priv->tx_queue)
- freed = ((struct memrecord *)&entry->next->cb)->start_addr - last_addr;
- else
- freed = priv->rx_end - last_addr;
-
- last_addr = range->end_addr;
- __skb_unlink(entry, &priv->tx_queue);
- if (!range->control) {
- kfree_skb(entry);
- break;
- }
- memset(&status, 0, sizeof(status));
- memcpy(&status.control, range->control,
- sizeof(status.control));
- kfree(range->control);
- priv->tx_stats.data[status.control.queue].len--;
-
- entry_hdr = (struct p54_control_hdr *) entry->data;
- entry_data = (struct p54_tx_control_allocdata *) entry_hdr->data;
- if ((entry_hdr->magic1 & cpu_to_le16(0x4000)) != 0)
- pad = entry_data->align[0];
-
- if (!(status.control.flags & IEEE80211_TXCTL_NO_ACK)) {
- if (!(payload->status & 0x01))
- status.flags |= IEEE80211_TX_STATUS_ACK;
- else
- status.excessive_retries = 1;
- }
- status.retry_count = payload->retries - 1;
- status.ack_signal = le16_to_cpu(payload->ack_rssi);
- skb_pull(entry, sizeof(*hdr) + pad + sizeof(*entry_data));
- ieee80211_tx_status_irqsafe(dev, entry, &status);
- break;
- } else
- last_addr = range->end_addr;
- entry = entry->next;
- }
-
- if (freed >= IEEE80211_MAX_RTS_THRESHOLD + 0x170 +
- sizeof(struct p54_control_hdr))
- p54_wake_free_queues(dev);
-}
-
-static void p54_rx_control(struct ieee80211_hw *dev, struct sk_buff *skb)
-{
- struct p54_control_hdr *hdr = (struct p54_control_hdr *) skb->data;
-
- switch (le16_to_cpu(hdr->type)) {
- case P54_CONTROL_TYPE_TXDONE:
- p54_rx_frame_sent(dev, skb);
- break;
- case P54_CONTROL_TYPE_BBP:
- break;
- default:
- printk(KERN_DEBUG "%s: not handling 0x%02x type control frame\n",
- wiphy_name(dev->wiphy), le16_to_cpu(hdr->type));
- break;
- }
-}
-
-/* returns zero if skb can be reused */
-int p54_rx(struct ieee80211_hw *dev, struct sk_buff *skb)
-{
- u8 type = le16_to_cpu(*((__le16 *)skb->data)) >> 8;
- switch (type) {
- case 0x00:
- case 0x01:
- p54_rx_data(dev, skb);
- return -1;
- case 0x4d:
- /* TODO: do something better... but then again, I've never seen this happen */
- printk(KERN_ERR "%s: Received fault. Probably need to restart hardware now..\n",
- wiphy_name(dev->wiphy));
- break;
- case 0x80:
- p54_rx_control(dev, skb);
- break;
- default:
- printk(KERN_ERR "%s: unknown frame RXed (0x%02x)\n",
- wiphy_name(dev->wiphy), type);
- break;
- }
- return 0;
-}
-EXPORT_SYMBOL_GPL(p54_rx);
-
-/*
- * So, the firmware is somewhat stupid and doesn't know what places in its
- * memory incoming data should go to. By poking around in the firmware, we
- * can find some unused memory to upload our packets to. However, data that we
- * want the card to TX needs to stay intact until the card has told us that
- * it is done with it. This function finds empty places we can upload to and
- * marks allocated areas as reserved if necessary. p54_rx_frame_sent frees
- * allocated areas.
- */
-static void p54_assign_address(struct ieee80211_hw *dev, struct sk_buff *skb,
- struct p54_control_hdr *data, u32 len,
- struct ieee80211_tx_control *control)
-{
- struct p54_common *priv = dev->priv;
- struct sk_buff *entry = priv->tx_queue.next;
- struct sk_buff *target_skb = NULL;
- struct memrecord *range;
- u32 last_addr = priv->rx_start;
- u32 largest_hole = 0;
- u32 target_addr = priv->rx_start;
- unsigned long flags;
- unsigned int left;
- len = (len + 0x170 + 3) & ~0x3; /* 0x70 headroom, 0x100 tailroom */
-
- spin_lock_irqsave(&priv->tx_queue.lock, flags);
- left = skb_queue_len(&priv->tx_queue);
- while (left--) {
- u32 hole_size;
- range = (struct memrecord *)&entry->cb;
- hole_size = range->start_addr - last_addr;
- if (!target_skb && hole_size >= len) {
- target_skb = entry->prev;
- hole_size -= len;
- target_addr = last_addr;
- }
- largest_hole = max(largest_hole, hole_size);
- last_addr = range->end_addr;
- entry = entry->next;
- }
- if (!target_skb && priv->rx_end - last_addr >= len) {
- target_skb = priv->tx_queue.prev;
- largest_hole = max(largest_hole, priv->rx_end - last_addr - len);
- if (!skb_queue_empty(&priv->tx_queue)) {
- range = (struct memrecord *)&target_skb->cb;
- target_addr = range->end_addr;
- }
- } else
- largest_hole = max(largest_hole, priv->rx_end - last_addr);
-
- if (skb) {
- range = (struct memrecord *)&skb->cb;
- range->start_addr = target_addr;
- range->end_addr = target_addr + len;
- range->control = control;
- __skb_queue_after(&priv->tx_queue, target_skb, skb);
- if (largest_hole < IEEE80211_MAX_RTS_THRESHOLD + 0x170 +
- sizeof(struct p54_control_hdr))
- ieee80211_stop_queues(dev);
- }
- spin_unlock_irqrestore(&priv->tx_queue.lock, flags);
-
- data->req_id = cpu_to_le32(target_addr + 0x70);
-}
-
-static int p54_tx(struct ieee80211_hw *dev, struct sk_buff *skb,
- struct ieee80211_tx_control *control)
-{
- struct ieee80211_tx_queue_stats_data *current_queue;
- struct p54_common *priv = dev->priv;
- struct p54_control_hdr *hdr;
- struct p54_tx_control_allocdata *txhdr;
- struct ieee80211_tx_control *control_copy;
- size_t padding, len;
- u8 rate;
-
- current_queue = &priv->tx_stats.data[control->queue];
- if (unlikely(current_queue->len > current_queue->limit))
- return NETDEV_TX_BUSY;
- current_queue->len++;
- current_queue->count++;
- if (current_queue->len == current_queue->limit)
- ieee80211_stop_queue(dev, control->queue);
-
- padding = (unsigned long)(skb->data - (sizeof(*hdr) + sizeof(*txhdr))) & 3;
- len = skb->len;
-
- control_copy = kmalloc(sizeof(*control), GFP_ATOMIC);
- if (control_copy)
- memcpy(control_copy, control, sizeof(*control));
-
- txhdr = (struct p54_tx_control_allocdata *)
- skb_push(skb, sizeof(*txhdr) + padding);
- hdr = (struct p54_control_hdr *) skb_push(skb, sizeof(*hdr));
-
- if (padding)
- hdr->magic1 = cpu_to_le16(0x4010);
- else
- hdr->magic1 = cpu_to_le16(0x0010);
- hdr->len = cpu_to_le16(len);
- hdr->type = (control->flags & IEEE80211_TXCTL_NO_ACK) ? 0 : cpu_to_le16(1);
- hdr->retry1 = hdr->retry2 = control->retry_limit;
- p54_assign_address(dev, skb, hdr, skb->len, control_copy);
-
- memset(txhdr->wep_key, 0x0, 16);
- txhdr->padding = 0;
- txhdr->padding2 = 0;
-
- /* TODO: add support for alternate retry TX rates */
- 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)
- rate |= 0x20;
- memset(txhdr->rateset, rate, 8);
- txhdr->wep_key_present = 0;
- txhdr->wep_key_len = 0;
- txhdr->frame_type = cpu_to_le32(control->queue + 4);
- txhdr->magic4 = 0;
- txhdr->antenna = (control->antenna_sel_tx == 0) ?
- 2 : control->antenna_sel_tx - 1;
- txhdr->output_power = 0x7f; // HW Maximum
- txhdr->magic5 = (control->flags & IEEE80211_TXCTL_NO_ACK) ?
- 0 : ((rate > 0x3) ? cpu_to_le32(0x33) : cpu_to_le32(0x23));
- if (padding)
- txhdr->align[0] = padding;
-
- priv->tx(dev, hdr, skb->len, 0);
- return 0;
-}
-
-static int p54_set_filter(struct ieee80211_hw *dev, u16 filter_type,
- const u8 *dst, const u8 *src, u8 antenna,
- u32 magic3, u32 magic8, u32 magic9)
-{
- struct p54_common *priv = dev->priv;
- struct p54_control_hdr *hdr;
- struct p54_tx_control_filter *filter;
-
- hdr = kzalloc(sizeof(*hdr) + sizeof(*filter) +
- priv->tx_hdr_len, GFP_ATOMIC);
- if (!hdr)
- return -ENOMEM;
-
- hdr = (void *)hdr + priv->tx_hdr_len;
-
- filter = (struct p54_tx_control_filter *) hdr->data;
- hdr->magic1 = cpu_to_le16(0x8001);
- hdr->len = cpu_to_le16(sizeof(*filter));
- p54_assign_address(dev, NULL, hdr, sizeof(*hdr) + sizeof(*filter), NULL);
- hdr->type = cpu_to_le16(P54_CONTROL_TYPE_FILTER_SET);
-
- filter->filter_type = cpu_to_le16(filter_type);
- memcpy(filter->dst, dst, ETH_ALEN);
- if (!src)
- memset(filter->src, ~0, ETH_ALEN);
- else
- memcpy(filter->src, src, ETH_ALEN);
- filter->antenna = antenna;
- filter->magic3 = cpu_to_le32(magic3);
- filter->rx_addr = cpu_to_le32(priv->rx_end);
- filter->max_rx = cpu_to_le16(0x0620); /* FIXME: for usb ver 1.. maybe */
- filter->rxhw = priv->rxhw;
- filter->magic8 = cpu_to_le16(magic8);
- filter->magic9 = cpu_to_le16(magic9);
-
- priv->tx(dev, hdr, sizeof(*hdr) + sizeof(*filter), 1);
- return 0;
-}
-
-static int p54_set_freq(struct ieee80211_hw *dev, __le16 freq)
-{
- struct p54_common *priv = dev->priv;
- struct p54_control_hdr *hdr;
- struct p54_tx_control_channel *chan;
- unsigned int i;
- size_t payload_len = sizeof(*chan) + sizeof(u32)*2 +
- sizeof(*chan->curve_data) *
- priv->curve_data->points_per_channel;
- void *entry;
-
- hdr = kzalloc(sizeof(*hdr) + payload_len +
- priv->tx_hdr_len, GFP_KERNEL);
- if (!hdr)
- return -ENOMEM;
-
- hdr = (void *)hdr + priv->tx_hdr_len;
-
- chan = (struct p54_tx_control_channel *) hdr->data;
-
- hdr->magic1 = cpu_to_le16(0x8001);
- hdr->len = cpu_to_le16(sizeof(*chan));
- hdr->type = cpu_to_le16(P54_CONTROL_TYPE_CHANNEL_CHANGE);
- p54_assign_address(dev, NULL, hdr, sizeof(*hdr) + payload_len, NULL);
-
- chan->magic1 = cpu_to_le16(0x1);
- chan->magic2 = cpu_to_le16(0x0);
-
- for (i = 0; i < priv->iq_autocal_len; i++) {
- if (priv->iq_autocal[i].freq != freq)
- continue;
-
- memcpy(&chan->iq_autocal, &priv->iq_autocal[i],
- sizeof(*priv->iq_autocal));
- break;
- }
- if (i == priv->iq_autocal_len)
- goto err;
-
- for (i = 0; i < priv->output_limit_len; i++) {
- if (priv->output_limit[i].freq != freq)
- continue;
-
- chan->val_barker = 0x38;
- chan->val_bpsk = priv->output_limit[i].val_bpsk;
- chan->val_qpsk = priv->output_limit[i].val_qpsk;
- chan->val_16qam = priv->output_limit[i].val_16qam;
- chan->val_64qam = priv->output_limit[i].val_64qam;
- break;
- }
- if (i == priv->output_limit_len)
- goto err;
-
- chan->pa_points_per_curve = priv->curve_data->points_per_channel;
-
- entry = priv->curve_data->data;
- for (i = 0; i < priv->curve_data->channels; i++) {
- if (*((__le16 *)entry) != freq) {
- entry += sizeof(__le16);
- entry += sizeof(struct pda_pa_curve_data_sample_rev1) *
- chan->pa_points_per_curve;
- continue;
- }
-
- entry += sizeof(__le16);
- memcpy(chan->curve_data, entry, sizeof(*chan->curve_data) *
- chan->pa_points_per_curve);
- break;
- }
-
- memcpy(hdr->data + payload_len - 4, &chan->val_bpsk, 4);
-
- priv->tx(dev, hdr, sizeof(*hdr) + payload_len, 1);
- return 0;
-
- err:
- printk(KERN_ERR "%s: frequency change failed\n", wiphy_name(dev->wiphy));
- kfree(hdr);
- return -EINVAL;
-}
-
-static int p54_set_leds(struct ieee80211_hw *dev, int mode, int link, int act)
-{
- struct p54_common *priv = dev->priv;
- struct p54_control_hdr *hdr;
- struct p54_tx_control_led *led;
-
- hdr = kzalloc(sizeof(*hdr) + sizeof(*led) +
- priv->tx_hdr_len, GFP_KERNEL);
- if (!hdr)
- return -ENOMEM;
-
- hdr = (void *)hdr + priv->tx_hdr_len;
- hdr->magic1 = cpu_to_le16(0x8001);
- hdr->len = cpu_to_le16(sizeof(*led));
- hdr->type = cpu_to_le16(P54_CONTROL_TYPE_LED);
- p54_assign_address(dev, NULL, hdr, sizeof(*hdr) + sizeof(*led), NULL);
-
- led = (struct p54_tx_control_led *) hdr->data;
- led->mode = cpu_to_le16(mode);
- led->led_permanent = cpu_to_le16(link);
- led->led_temporary = cpu_to_le16(act);
- led->duration = cpu_to_le16(1000);
-
- priv->tx(dev, hdr, sizeof(*hdr) + sizeof(*led), 1);
-
- return 0;
-}
-
-#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 = cpu_to_le16(_txop); \
-} while(0)
-
-static void p54_init_vdcf(struct ieee80211_hw *dev)
-{
- struct p54_common *priv = dev->priv;
- struct p54_control_hdr *hdr;
- struct p54_tx_control_vdcf *vdcf;
-
- /* all USB V1 adapters need a extra headroom */
- hdr = (void *)priv->cached_vdcf + priv->tx_hdr_len;
- hdr->magic1 = cpu_to_le16(0x8001);
- hdr->len = cpu_to_le16(sizeof(*vdcf));
- hdr->type = cpu_to_le16(P54_CONTROL_TYPE_DCFINIT);
- hdr->req_id = cpu_to_le32(priv->rx_start);
-
- vdcf = (struct p54_tx_control_vdcf *) hdr->data;
-
- 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)
-{
- struct p54_common *priv = dev->priv;
- struct p54_control_hdr *hdr;
- struct p54_tx_control_vdcf *vdcf;
-
- hdr = (void *)priv->cached_vdcf + priv->tx_hdr_len;
-
- p54_assign_address(dev, NULL, hdr, sizeof(*hdr) + sizeof(*vdcf), NULL);
-
- vdcf = (struct p54_tx_control_vdcf *) hdr->data;
-
- if (dev->conf.flags & IEEE80211_CONF_SHORT_SLOT_TIME) {
- vdcf->slottime = 9;
- vdcf->magic1 = 0x00;
- vdcf->magic2 = 0x10;
- } else {
- vdcf->slottime = 20;
- vdcf->magic1 = 0x0a;
- vdcf->magic2 = 0x06;
- }
-
- /* (see prism54/isl_oid.h for further details) */
- vdcf->frameburst = cpu_to_le16(0);
-
- priv->tx(dev, hdr, sizeof(*hdr) + sizeof(*vdcf), 0);
-}
-
-static int p54_start(struct ieee80211_hw *dev)
-{
- struct p54_common *priv = dev->priv;
- int err;
-
- err = priv->open(dev);
- if (!err)
- priv->mode = IEEE80211_IF_TYPE_MNTR;
-
- return err;
-}
-
-static void p54_stop(struct ieee80211_hw *dev)
-{
- struct p54_common *priv = dev->priv;
- struct sk_buff *skb;
- while ((skb = skb_dequeue(&priv->tx_queue))) {
- struct memrecord *range = (struct memrecord *)&skb->cb;
- if (range->control)
- kfree(range->control);
- kfree_skb(skb);
- }
- priv->stop(dev);
- priv->mode = IEEE80211_IF_TYPE_INVALID;
-}
-
-static int p54_add_interface(struct ieee80211_hw *dev,
- struct ieee80211_if_init_conf *conf)
-{
- struct p54_common *priv = dev->priv;
-
- if (priv->mode != IEEE80211_IF_TYPE_MNTR)
- return -EOPNOTSUPP;
-
- switch (conf->type) {
- case IEEE80211_IF_TYPE_STA:
- priv->mode = conf->type;
- break;
- default:
- return -EOPNOTSUPP;
- }
-
- memcpy(priv->mac_addr, conf->mac_addr, ETH_ALEN);
-
- p54_set_filter(dev, 0, priv->mac_addr, NULL, 0, 1, 0, 0xF642);
- p54_set_filter(dev, 0, priv->mac_addr, NULL, 1, 0, 0, 0xF642);
-
- switch (conf->type) {
- case IEEE80211_IF_TYPE_STA:
- p54_set_filter(dev, 1, priv->mac_addr, NULL, 0, 0x15F, 0x1F4, 0);
- break;
- default:
- BUG(); /* impossible */
- break;
- }
-
- p54_set_leds(dev, 1, 0, 0);
-
- return 0;
-}
-
-static void p54_remove_interface(struct ieee80211_hw *dev,
- struct ieee80211_if_init_conf *conf)
-{
- struct p54_common *priv = dev->priv;
- priv->mode = IEEE80211_IF_TYPE_MNTR;
- memset(priv->mac_addr, 0, ETH_ALEN);
- p54_set_filter(dev, 0, priv->mac_addr, NULL, 2, 0, 0, 0);
-}
-
-static int p54_config(struct ieee80211_hw *dev, struct ieee80211_conf *conf)
-{
- int ret;
-
- ret = p54_set_freq(dev, cpu_to_le16(conf->channel->center_freq));
- p54_set_vdcf(dev);
- return ret;
-}
-
-static int p54_config_interface(struct ieee80211_hw *dev,
- struct ieee80211_vif *vif,
- struct ieee80211_if_conf *conf)
-{
- struct p54_common *priv = dev->priv;
-
- p54_set_filter(dev, 0, priv->mac_addr, conf->bssid, 0, 1, 0, 0xF642);
- p54_set_filter(dev, 0, priv->mac_addr, conf->bssid, 2, 0, 0, 0);
- p54_set_leds(dev, 1, !is_multicast_ether_addr(conf->bssid), 0);
- memcpy(priv->bssid, conf->bssid, ETH_ALEN);
- return 0;
-}
-
-static void p54_configure_filter(struct ieee80211_hw *dev,
- unsigned int changed_flags,
- unsigned int *total_flags,
- int mc_count, struct dev_mc_list *mclist)
-{
- struct p54_common *priv = dev->priv;
-
- *total_flags &= FIF_BCN_PRBRESP_PROMISC;
-
- if (changed_flags & FIF_BCN_PRBRESP_PROMISC) {
- if (*total_flags & FIF_BCN_PRBRESP_PROMISC)
- p54_set_filter(dev, 0, priv->mac_addr,
- NULL, 2, 0, 0, 0);
- else
- p54_set_filter(dev, 0, priv->mac_addr,
- priv->bssid, 2, 0, 0, 0);
- }
-}
-
-static int p54_conf_tx(struct ieee80211_hw *dev, int queue,
- const struct ieee80211_tx_queue_params *params)
-{
- struct p54_common *priv = dev->priv;
- struct p54_tx_control_vdcf *vdcf;
-
- vdcf = (struct p54_tx_control_vdcf *)(((struct p54_control_hdr *)
- ((void *)priv->cached_vdcf + priv->tx_hdr_len))->data);
-
- if ((params) && !((queue < 0) || (queue > 4))) {
- P54_SET_QUEUE(vdcf->queue[queue], params->aifs,
- params->cw_min, params->cw_max, params->txop);
- } else
- return -EINVAL;
-
- p54_set_vdcf(dev);
-
- return 0;
-}
-
-static int p54_get_stats(struct ieee80211_hw *dev,
- struct ieee80211_low_level_stats *stats)
-{
- /* TODO */
- return 0;
-}
-
-static int p54_get_tx_stats(struct ieee80211_hw *dev,
- struct ieee80211_tx_queue_stats *stats)
-{
- struct p54_common *priv = dev->priv;
- unsigned int i;
-
- for (i = 0; i < dev->queues; i++)
- memcpy(&stats->data[i], &priv->tx_stats.data[i],
- sizeof(stats->data[i]));
-
- return 0;
-}
-
-static const struct ieee80211_ops p54_ops = {
- .tx = p54_tx,
- .start = p54_start,
- .stop = p54_stop,
- .add_interface = p54_add_interface,
- .remove_interface = p54_remove_interface,
- .config = p54_config,
- .config_interface = p54_config_interface,
- .configure_filter = p54_configure_filter,
- .conf_tx = p54_conf_tx,
- .get_stats = p54_get_stats,
- .get_tx_stats = p54_get_tx_stats
-};
-
-struct ieee80211_hw *p54_init_common(size_t priv_data_len)
-{
- struct ieee80211_hw *dev;
- struct p54_common *priv;
-
- dev = ieee80211_alloc_hw(priv_data_len, &p54_ops);
- if (!dev)
- return NULL;
-
- priv = dev->priv;
- priv->mode = IEEE80211_IF_TYPE_INVALID;
- skb_queue_head_init(&priv->tx_queue);
- 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 */
- dev->max_rssi = 127;
-
- priv->tx_stats.data[0].limit = 5;
- dev->queues = 1;
-
- dev->extra_tx_headroom = sizeof(struct p54_control_hdr) + 4 +
- sizeof(struct p54_tx_control_allocdata);
-
- priv->cached_vdcf = kzalloc(sizeof(struct p54_tx_control_vdcf) +
- priv->tx_hdr_len + sizeof(struct p54_control_hdr), GFP_KERNEL);
-
- if (!priv->cached_vdcf) {
- ieee80211_free_hw(dev);
- return NULL;
- }
-
- p54_init_vdcf(dev);
-
- return dev;
-}
-EXPORT_SYMBOL_GPL(p54_init_common);
-
-void p54_free_common(struct ieee80211_hw *dev)
-{
- struct p54_common *priv = dev->priv;
- kfree(priv->iq_autocal);
- kfree(priv->output_limit);
- kfree(priv->curve_data);
- kfree(priv->cached_vdcf);
-}
-EXPORT_SYMBOL_GPL(p54_free_common);
-
-static int __init p54_init(void)
-{
- return 0;
-}
-
-static void __exit p54_exit(void)
-{
-}
-
-module_init(p54_init);
-module_exit(p54_exit);
diff --git a/drivers/net/wireless/p54common.h b/drivers/net/wireless/p54common.h
deleted file mode 100644
index c15b56e..0000000
--- a/drivers/net/wireless/p54common.h
+++ /dev/null
@@ -1,254 +0,0 @@
-#ifndef PRISM54COMMON_H
-#define PRISM54COMMON_H
-
-/*
- * Common code specific definitions for mac80211 Prism54 drivers
- *
- * Copyright (c) 2006, Michael Wu <flamingice@xxxxxxxxxxxx>
- * Copyright (c) 2007, Christian Lamparter <chunkeey@xxxxxx>
- *
- * Based on the islsm (softmac prism54) driver, which is:
- * Copyright 2004-2006 Jean-Baptiste Note <jbnote@xxxxxxxxx>, et al.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- */
-
-struct bootrec {
- __le32 code;
- __le32 len;
- u32 data[0];
-} __attribute__((packed));
-
-struct bootrec_exp_if {
- __le16 role;
- __le16 if_id;
- __le16 variant;
- __le16 btm_compat;
- __le16 top_compat;
-} __attribute__((packed));
-
-#define BR_CODE_MIN 0x80000000
-#define BR_CODE_COMPONENT_ID 0x80000001
-#define BR_CODE_COMPONENT_VERSION 0x80000002
-#define BR_CODE_DEPENDENT_IF 0x80000003
-#define BR_CODE_EXPOSED_IF 0x80000004
-#define BR_CODE_DESCR 0x80000101
-#define BR_CODE_MAX 0x8FFFFFFF
-#define BR_CODE_END_OF_BRA 0xFF0000FF
-#define LEGACY_BR_CODE_END_OF_BRA 0xFFFFFFFF
-
-#define FW_FMAC 0x464d4143
-#define FW_LM86 0x4c4d3836
-#define FW_LM87 0x4c4d3837
-#define FW_LM20 0x4c4d3230
-
-/* PDA defines are Copyright (C) 2005 Nokia Corporation (taken from islsm_pda.h) */
-
-struct pda_entry {
- __le16 len; /* includes both code and data */
- __le16 code;
- u8 data[0];
-} __attribute__ ((packed));
-
-struct eeprom_pda_wrap {
- __le32 magic;
- __le16 pad;
- __le16 len;
- __le32 arm_opcode;
- u8 data[0];
-} __attribute__ ((packed));
-
-struct pda_iq_autocal_entry {
- __le16 freq;
- __le16 iq_param[4];
-} __attribute__ ((packed));
-
-struct pda_channel_output_limit {
- __le16 freq;
- u8 val_bpsk;
- u8 val_qpsk;
- u8 val_16qam;
- u8 val_64qam;
- u8 rate_set_mask;
- u8 rate_set_size;
-} __attribute__ ((packed));
-
-struct pda_pa_curve_data_sample_rev0 {
- u8 rf_power;
- u8 pa_detector;
- u8 pcv;
-} __attribute__ ((packed));
-
-struct pda_pa_curve_data_sample_rev1 {
- u8 rf_power;
- u8 pa_detector;
- u8 data_barker;
- u8 data_bpsk;
- u8 data_qpsk;
- u8 data_16qam;
- u8 data_64qam;
- u8 padding;
-} __attribute__ ((packed));
-
-struct pda_pa_curve_data {
- u8 cal_method_rev;
- u8 channels;
- u8 points_per_channel;
- u8 padding;
- u8 data[0];
-} __attribute__ ((packed));
-
-/*
- * this defines the PDR codes used to build PDAs as defined in document
- * number 553155. The current implementation mirrors version 1.1 of the
- * document and lists only PDRs supported by the ARM platform.
- */
-
-/* common and choice range (0x0000 - 0x0fff) */
-#define PDR_END 0x0000
-#define PDR_MANUFACTURING_PART_NUMBER 0x0001
-#define PDR_PDA_VERSION 0x0002
-#define PDR_NIC_SERIAL_NUMBER 0x0003
-
-#define PDR_MAC_ADDRESS 0x0101
-#define PDR_REGULATORY_DOMAIN_LIST 0x0103
-#define PDR_TEMPERATURE_TYPE 0x0107
-
-#define PDR_PRISM_PCI_IDENTIFIER 0x0402
-
-/* ARM range (0x1000 - 0x1fff) */
-#define PDR_COUNTRY_INFORMATION 0x1000
-#define PDR_INTERFACE_LIST 0x1001
-#define PDR_HARDWARE_PLATFORM_COMPONENT_ID 0x1002
-#define PDR_OEM_NAME 0x1003
-#define PDR_PRODUCT_NAME 0x1004
-#define PDR_UTF8_OEM_NAME 0x1005
-#define PDR_UTF8_PRODUCT_NAME 0x1006
-#define PDR_COUNTRY_LIST 0x1007
-#define PDR_DEFAULT_COUNTRY 0x1008
-
-#define PDR_ANTENNA_GAIN 0x1100
-
-#define PDR_PRISM_INDIGO_PA_CALIBRATION_DATA 0x1901
-#define PDR_RSSI_LINEAR_APPROXIMATION 0x1902
-#define PDR_PRISM_PA_CAL_OUTPUT_POWER_LIMITS 0x1903
-#define PDR_PRISM_PA_CAL_CURVE_DATA 0x1904
-#define PDR_RSSI_LINEAR_APPROXIMATION_DUAL_BAND 0x1905
-#define PDR_PRISM_ZIF_TX_IQ_CALIBRATION 0x1906
-#define PDR_REGULATORY_POWER_LIMITS 0x1907
-#define PDR_RSSI_LINEAR_APPROXIMATION_EXTENDED 0x1908
-#define PDR_RADIATED_TRANSMISSION_CORRECTION 0x1909
-#define PDR_PRISM_TX_IQ_CALIBRATION 0x190a
-
-/* reserved range (0x2000 - 0x7fff) */
-
-/* customer range (0x8000 - 0xffff) */
-#define PDR_BASEBAND_REGISTERS 0x8000
-#define PDR_PER_CHANNEL_BASEBAND_REGISTERS 0x8001
-
-/* stored in skb->cb */
-struct memrecord {
- u32 start_addr;
- u32 end_addr;
- struct ieee80211_tx_control *control;
-};
-
-struct p54_eeprom_lm86 {
- __le16 offset;
- __le16 len;
- u8 data[0];
-} __attribute__ ((packed));
-
-struct p54_rx_hdr {
- __le16 magic;
- __le16 len;
- __le16 freq;
- u8 antenna;
- u8 rate;
- u8 rssi;
- u8 quality;
- u16 unknown2;
- __le64 timestamp;
- u8 data[0];
-} __attribute__ ((packed));
-
-struct p54_frame_sent_hdr {
- u8 status;
- u8 retries;
- __le16 ack_rssi;
- __le16 seq;
- u16 rate;
-} __attribute__ ((packed));
-
-struct p54_tx_control_allocdata {
- u8 rateset[8];
- u16 padding;
- u8 wep_key_present;
- u8 wep_key_len;
- u8 wep_key[16];
- __le32 frame_type;
- u32 padding2;
- __le16 magic4;
- u8 antenna;
- u8 output_power;
- __le32 magic5;
- u8 align[0];
-} __attribute__ ((packed));
-
-struct p54_tx_control_filter {
- __le16 filter_type;
- u8 dst[ETH_ALEN];
- u8 src[ETH_ALEN];
- u8 antenna;
- u8 debug;
- __le32 magic3;
- u8 rates[8]; // FIXME: what's this for?
- __le32 rx_addr;
- __le16 max_rx;
- __le16 rxhw;
- __le16 magic8;
- __le16 magic9;
-} __attribute__ ((packed));
-
-struct p54_tx_control_channel {
- __le16 magic1;
- __le16 magic2;
- u8 padding1[20];
- struct pda_iq_autocal_entry iq_autocal;
- u8 pa_points_per_curve;
- u8 val_barker;
- u8 val_bpsk;
- u8 val_qpsk;
- u8 val_16qam;
- u8 val_64qam;
- struct pda_pa_curve_data_sample_rev1 curve_data[0];
- /* additional padding/data after curve_data */
-} __attribute__ ((packed));
-
-struct p54_tx_control_led {
- __le16 mode;
- __le16 led_temporary;
- __le16 led_permanent;
- __le16 duration;
-} __attribute__ ((packed));
-
-struct p54_tx_vdcf_queues {
- __le16 aifs;
- __le16 cwmin;
- __le16 cwmax;
- __le16 txop;
-} __attribute__ ((packed));
-
-struct p54_tx_control_vdcf {
- u8 padding;
- u8 slottime;
- u8 magic1;
- u8 magic2;
- struct p54_tx_vdcf_queues queue[8];
- u8 pad2[4];
- __le16 frameburst;
-} __attribute__ ((packed));
-
-#endif /* PRISM54COMMON_H */
--
1.5.4.5
--
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