Commit | Line | Data |
---|---|---|
f6532111 MW |
1 | |
2 | /* | |
3 | * Linux device driver for RTL8180 / RTL8185 | |
4 | * | |
5 | * Copyright 2007 Michael Wu <flamingice@sourmilk.net> | |
93ba2a85 | 6 | * Copyright 2007 Andrea Merello <andrea.merello@gmail.com> |
f6532111 MW |
7 | * |
8 | * Based on the r8180 driver, which is: | |
93ba2a85 | 9 | * Copyright 2004-2005 Andrea Merello <andrea.merello@gmail.com>, et al. |
f6532111 MW |
10 | * |
11 | * Thanks to Realtek for their support! | |
12 | * | |
13 | * This program is free software; you can redistribute it and/or modify | |
14 | * it under the terms of the GNU General Public License version 2 as | |
15 | * published by the Free Software Foundation. | |
16 | */ | |
17 | ||
a6b7a407 | 18 | #include <linux/interrupt.h> |
f6532111 | 19 | #include <linux/pci.h> |
5a0e3ad6 | 20 | #include <linux/slab.h> |
f6532111 MW |
21 | #include <linux/delay.h> |
22 | #include <linux/etherdevice.h> | |
23 | #include <linux/eeprom_93cx6.h> | |
9d9779e7 | 24 | #include <linux/module.h> |
f6532111 MW |
25 | #include <net/mac80211.h> |
26 | ||
27 | #include "rtl8180.h" | |
3cfeb0c3 JL |
28 | #include "rtl8225.h" |
29 | #include "sa2400.h" | |
30 | #include "max2820.h" | |
31 | #include "grf5101.h" | |
f6532111 MW |
32 | |
33 | MODULE_AUTHOR("Michael Wu <flamingice@sourmilk.net>"); | |
93ba2a85 | 34 | MODULE_AUTHOR("Andrea Merello <andrea.merello@gmail.com>"); |
f6532111 MW |
35 | MODULE_DESCRIPTION("RTL8180 / RTL8185 PCI wireless driver"); |
36 | MODULE_LICENSE("GPL"); | |
37 | ||
a3aa1884 | 38 | static DEFINE_PCI_DEVICE_TABLE(rtl8180_table) = { |
f6532111 MW |
39 | /* rtl8185 */ |
40 | { PCI_DEVICE(PCI_VENDOR_ID_REALTEK, 0x8185) }, | |
4fcc5470 | 41 | { PCI_DEVICE(PCI_VENDOR_ID_BELKIN, 0x700f) }, |
f6532111 MW |
42 | { PCI_DEVICE(PCI_VENDOR_ID_BELKIN, 0x701f) }, |
43 | ||
44 | /* rtl8180 */ | |
45 | { PCI_DEVICE(PCI_VENDOR_ID_REALTEK, 0x8180) }, | |
46 | { PCI_DEVICE(0x1799, 0x6001) }, | |
47 | { PCI_DEVICE(0x1799, 0x6020) }, | |
48 | { PCI_DEVICE(PCI_VENDOR_ID_DLINK, 0x3300) }, | |
29a6b508 XVP |
49 | { PCI_DEVICE(0x1186, 0x3301) }, |
50 | { PCI_DEVICE(0x1432, 0x7106) }, | |
f6532111 MW |
51 | { } |
52 | }; | |
53 | ||
54 | MODULE_DEVICE_TABLE(pci, rtl8180_table); | |
55 | ||
8318d78a JB |
56 | static const struct ieee80211_rate rtl818x_rates[] = { |
57 | { .bitrate = 10, .hw_value = 0, }, | |
58 | { .bitrate = 20, .hw_value = 1, }, | |
59 | { .bitrate = 55, .hw_value = 2, }, | |
60 | { .bitrate = 110, .hw_value = 3, }, | |
61 | { .bitrate = 60, .hw_value = 4, }, | |
62 | { .bitrate = 90, .hw_value = 5, }, | |
63 | { .bitrate = 120, .hw_value = 6, }, | |
64 | { .bitrate = 180, .hw_value = 7, }, | |
65 | { .bitrate = 240, .hw_value = 8, }, | |
66 | { .bitrate = 360, .hw_value = 9, }, | |
67 | { .bitrate = 480, .hw_value = 10, }, | |
68 | { .bitrate = 540, .hw_value = 11, }, | |
69 | }; | |
70 | ||
71 | static const struct ieee80211_channel rtl818x_channels[] = { | |
72 | { .center_freq = 2412 }, | |
73 | { .center_freq = 2417 }, | |
74 | { .center_freq = 2422 }, | |
75 | { .center_freq = 2427 }, | |
76 | { .center_freq = 2432 }, | |
77 | { .center_freq = 2437 }, | |
78 | { .center_freq = 2442 }, | |
79 | { .center_freq = 2447 }, | |
80 | { .center_freq = 2452 }, | |
81 | { .center_freq = 2457 }, | |
82 | { .center_freq = 2462 }, | |
83 | { .center_freq = 2467 }, | |
84 | { .center_freq = 2472 }, | |
85 | { .center_freq = 2484 }, | |
86 | }; | |
87 | ||
88 | ||
f6532111 MW |
89 | void rtl8180_write_phy(struct ieee80211_hw *dev, u8 addr, u32 data) |
90 | { | |
91 | struct rtl8180_priv *priv = dev->priv; | |
92 | int i = 10; | |
93 | u32 buf; | |
94 | ||
95 | buf = (data << 8) | addr; | |
96 | ||
97 | rtl818x_iowrite32(priv, (__le32 __iomem *)&priv->map->PHY[0], buf | 0x80); | |
98 | while (i--) { | |
99 | rtl818x_iowrite32(priv, (__le32 __iomem *)&priv->map->PHY[0], buf); | |
100 | if (rtl818x_ioread8(priv, &priv->map->PHY[2]) == (data & 0xFF)) | |
101 | return; | |
102 | } | |
103 | } | |
104 | ||
a6d27d2a | 105 | static void rtl8180_handle_rx(struct ieee80211_hw *dev) |
f6532111 MW |
106 | { |
107 | struct rtl8180_priv *priv = dev->priv; | |
a6d27d2a | 108 | unsigned int count = 32; |
8b73fb8e | 109 | u8 signal, agc, sq; |
2b4db05e | 110 | dma_addr_t mapping; |
f6532111 | 111 | |
a6d27d2a | 112 | while (count--) { |
f6532111 MW |
113 | struct rtl8180_rx_desc *entry = &priv->rx_ring[priv->rx_idx]; |
114 | struct sk_buff *skb = priv->rx_buf[priv->rx_idx]; | |
115 | u32 flags = le32_to_cpu(entry->flags); | |
116 | ||
38e3b0d8 | 117 | if (flags & RTL818X_RX_DESC_FLAG_OWN) |
a6d27d2a | 118 | return; |
f6532111 | 119 | |
38e3b0d8 HRK |
120 | if (unlikely(flags & (RTL818X_RX_DESC_FLAG_DMA_FAIL | |
121 | RTL818X_RX_DESC_FLAG_FOF | | |
122 | RTL818X_RX_DESC_FLAG_RX_ERR))) | |
f6532111 MW |
123 | goto done; |
124 | else { | |
125 | u32 flags2 = le32_to_cpu(entry->flags2); | |
126 | struct ieee80211_rx_status rx_status = {0}; | |
127 | struct sk_buff *new_skb = dev_alloc_skb(MAX_RX_SIZE); | |
128 | ||
129 | if (unlikely(!new_skb)) | |
130 | goto done; | |
131 | ||
2b4db05e | 132 | mapping = pci_map_single(priv->pdev, |
133 | skb_tail_pointer(new_skb), | |
134 | MAX_RX_SIZE, PCI_DMA_FROMDEVICE); | |
135 | ||
136 | if (pci_dma_mapping_error(priv->pdev, mapping)) { | |
137 | kfree_skb(new_skb); | |
138 | dev_err(&priv->pdev->dev, "RX DMA map error\n"); | |
139 | ||
140 | goto done; | |
141 | } | |
142 | ||
f6532111 MW |
143 | pci_unmap_single(priv->pdev, |
144 | *((dma_addr_t *)skb->cb), | |
145 | MAX_RX_SIZE, PCI_DMA_FROMDEVICE); | |
146 | skb_put(skb, flags & 0xFFF); | |
147 | ||
148 | rx_status.antenna = (flags2 >> 15) & 1; | |
8318d78a | 149 | rx_status.rate_idx = (flags >> 20) & 0xF; |
8b73fb8e | 150 | agc = (flags2 >> 17) & 0x7F; |
6caefd12 AM |
151 | |
152 | if (priv->chip_family == RTL818X_CHIP_FAMILY_RTL8185) { | |
8b73fb8e JL |
153 | if (rx_status.rate_idx > 3) |
154 | signal = 90 - clamp_t(u8, agc, 25, 90); | |
155 | else | |
156 | signal = 95 - clamp_t(u8, agc, 30, 95); | |
157 | } else { | |
158 | sq = flags2 & 0xff; | |
159 | signal = priv->rf->calc_rssi(agc, sq); | |
160 | } | |
8b74964c | 161 | rx_status.signal = signal; |
675a0b04 KB |
162 | rx_status.freq = dev->conf.chandef.chan->center_freq; |
163 | rx_status.band = dev->conf.chandef.chan->band; | |
f6532111 | 164 | rx_status.mactime = le64_to_cpu(entry->tsft); |
f4bda337 | 165 | rx_status.flag |= RX_FLAG_MACTIME_START; |
38e3b0d8 | 166 | if (flags & RTL818X_RX_DESC_FLAG_CRC32_ERR) |
f6532111 MW |
167 | rx_status.flag |= RX_FLAG_FAILED_FCS_CRC; |
168 | ||
f1d58c25 | 169 | memcpy(IEEE80211_SKB_RXCB(skb), &rx_status, sizeof(rx_status)); |
a6d27d2a | 170 | ieee80211_rx_irqsafe(dev, skb); |
f6532111 MW |
171 | |
172 | skb = new_skb; | |
173 | priv->rx_buf[priv->rx_idx] = skb; | |
2b4db05e | 174 | *((dma_addr_t *) skb->cb) = mapping; |
f6532111 MW |
175 | } |
176 | ||
177 | done: | |
178 | entry->rx_buf = cpu_to_le32(*((dma_addr_t *)skb->cb)); | |
38e3b0d8 | 179 | entry->flags = cpu_to_le32(RTL818X_RX_DESC_FLAG_OWN | |
f6532111 MW |
180 | MAX_RX_SIZE); |
181 | if (priv->rx_idx == 31) | |
38e3b0d8 | 182 | entry->flags |= cpu_to_le32(RTL818X_RX_DESC_FLAG_EOR); |
f6532111 MW |
183 | priv->rx_idx = (priv->rx_idx + 1) % 32; |
184 | } | |
a6d27d2a JL |
185 | } |
186 | ||
187 | static void rtl8180_handle_tx(struct ieee80211_hw *dev, unsigned int prio) | |
188 | { | |
189 | struct rtl8180_priv *priv = dev->priv; | |
190 | struct rtl8180_tx_ring *ring = &priv->tx_ring[prio]; | |
e6a9854b | 191 | |
a6d27d2a JL |
192 | while (skb_queue_len(&ring->queue)) { |
193 | struct rtl8180_tx_desc *entry = &ring->desc[ring->idx]; | |
194 | struct sk_buff *skb; | |
195 | struct ieee80211_tx_info *info; | |
196 | u32 flags = le32_to_cpu(entry->flags); | |
f6532111 | 197 | |
a6d27d2a JL |
198 | if (flags & RTL818X_TX_DESC_FLAG_OWN) |
199 | return; | |
200 | ||
201 | ring->idx = (ring->idx + 1) % ring->entries; | |
202 | skb = __skb_dequeue(&ring->queue); | |
203 | pci_unmap_single(priv->pdev, le32_to_cpu(entry->tx_buf), | |
204 | skb->len, PCI_DMA_TODEVICE); | |
205 | ||
206 | info = IEEE80211_SKB_CB(skb); | |
207 | ieee80211_tx_info_clear_status(info); | |
208 | ||
209 | if (!(info->flags & IEEE80211_TX_CTL_NO_ACK) && | |
210 | (flags & RTL818X_TX_DESC_FLAG_TX_OK)) | |
211 | info->flags |= IEEE80211_TX_STAT_ACK; | |
212 | ||
213 | info->status.rates[0].count = (flags & 0xFF) + 1; | |
214 | info->status.rates[1].idx = -1; | |
030725d2 | 215 | |
a6d27d2a JL |
216 | ieee80211_tx_status_irqsafe(dev, skb); |
217 | if (ring->entries - skb_queue_len(&ring->queue) == 2) | |
218 | ieee80211_wake_queue(dev, prio); | |
219 | } | |
f6532111 MW |
220 | } |
221 | ||
222 | static irqreturn_t rtl8180_interrupt(int irq, void *dev_id) | |
223 | { | |
224 | struct ieee80211_hw *dev = dev_id; | |
225 | struct rtl8180_priv *priv = dev->priv; | |
226 | u16 reg; | |
227 | ||
a6d27d2a | 228 | spin_lock(&priv->lock); |
f6532111 | 229 | reg = rtl818x_ioread16(priv, &priv->map->INT_STATUS); |
a6d27d2a JL |
230 | if (unlikely(reg == 0xFFFF)) { |
231 | spin_unlock(&priv->lock); | |
f6532111 | 232 | return IRQ_HANDLED; |
a6d27d2a | 233 | } |
f6532111 MW |
234 | |
235 | rtl818x_iowrite16(priv, &priv->map->INT_STATUS, reg); | |
236 | ||
a6d27d2a JL |
237 | if (reg & (RTL818X_INT_TXB_OK | RTL818X_INT_TXB_ERR)) |
238 | rtl8180_handle_tx(dev, 3); | |
239 | ||
240 | if (reg & (RTL818X_INT_TXH_OK | RTL818X_INT_TXH_ERR)) | |
241 | rtl8180_handle_tx(dev, 2); | |
242 | ||
243 | if (reg & (RTL818X_INT_TXN_OK | RTL818X_INT_TXN_ERR)) | |
244 | rtl8180_handle_tx(dev, 1); | |
f6532111 | 245 | |
a6d27d2a JL |
246 | if (reg & (RTL818X_INT_TXL_OK | RTL818X_INT_TXL_ERR)) |
247 | rtl8180_handle_tx(dev, 0); | |
248 | ||
249 | if (reg & (RTL818X_INT_RX_OK | RTL818X_INT_RX_ERR)) | |
250 | rtl8180_handle_rx(dev); | |
251 | ||
252 | spin_unlock(&priv->lock); | |
f6532111 MW |
253 | |
254 | return IRQ_HANDLED; | |
255 | } | |
256 | ||
36323f81 TH |
257 | static void rtl8180_tx(struct ieee80211_hw *dev, |
258 | struct ieee80211_tx_control *control, | |
259 | struct sk_buff *skb) | |
f6532111 | 260 | { |
e039fa4a | 261 | struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb); |
51e080de | 262 | struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)skb->data; |
f6532111 MW |
263 | struct rtl8180_priv *priv = dev->priv; |
264 | struct rtl8180_tx_ring *ring; | |
265 | struct rtl8180_tx_desc *entry; | |
a6d27d2a | 266 | unsigned long flags; |
f6532111 MW |
267 | unsigned int idx, prio; |
268 | dma_addr_t mapping; | |
269 | u32 tx_flags; | |
e6a9854b | 270 | u8 rc_flags; |
f6532111 MW |
271 | u16 plcp_len = 0; |
272 | __le16 rts_duration = 0; | |
273 | ||
e2530083 | 274 | prio = skb_get_queue_mapping(skb); |
f6532111 MW |
275 | ring = &priv->tx_ring[prio]; |
276 | ||
277 | mapping = pci_map_single(priv->pdev, skb->data, | |
278 | skb->len, PCI_DMA_TODEVICE); | |
279 | ||
348f7d4a | 280 | if (pci_dma_mapping_error(priv->pdev, mapping)) { |
281 | kfree_skb(skb); | |
282 | dev_err(&priv->pdev->dev, "TX DMA mapping error\n"); | |
283 | return; | |
284 | ||
285 | } | |
286 | ||
38e3b0d8 HRK |
287 | tx_flags = RTL818X_TX_DESC_FLAG_OWN | RTL818X_TX_DESC_FLAG_FS | |
288 | RTL818X_TX_DESC_FLAG_LS | | |
e039fa4a | 289 | (ieee80211_get_tx_rate(dev, info)->hw_value << 24) | |
2e92e6f2 | 290 | skb->len; |
f6532111 | 291 | |
6caefd12 | 292 | if (priv->chip_family != RTL818X_CHIP_FAMILY_RTL8180) |
38e3b0d8 HRK |
293 | tx_flags |= RTL818X_TX_DESC_FLAG_DMA | |
294 | RTL818X_TX_DESC_FLAG_NO_ENC; | |
f6532111 | 295 | |
e6a9854b JB |
296 | rc_flags = info->control.rates[0].flags; |
297 | if (rc_flags & IEEE80211_TX_RC_USE_RTS_CTS) { | |
38e3b0d8 | 298 | tx_flags |= RTL818X_TX_DESC_FLAG_RTS; |
e039fa4a | 299 | tx_flags |= ieee80211_get_rts_cts_rate(dev, info)->hw_value << 19; |
e6a9854b | 300 | } else if (rc_flags & IEEE80211_TX_RC_USE_CTS_PROTECT) { |
38e3b0d8 | 301 | tx_flags |= RTL818X_TX_DESC_FLAG_CTS; |
e039fa4a | 302 | tx_flags |= ieee80211_get_rts_cts_rate(dev, info)->hw_value << 19; |
aa68cbfb | 303 | } |
f6532111 | 304 | |
e6a9854b | 305 | if (rc_flags & IEEE80211_TX_RC_USE_RTS_CTS) |
32bfd35d | 306 | rts_duration = ieee80211_rts_duration(dev, priv->vif, skb->len, |
e039fa4a | 307 | info); |
f6532111 | 308 | |
6caefd12 | 309 | if (priv->chip_family == RTL818X_CHIP_FAMILY_RTL8180) { |
f6532111 MW |
310 | unsigned int remainder; |
311 | ||
312 | plcp_len = DIV_ROUND_UP(16 * (skb->len + 4), | |
e039fa4a | 313 | (ieee80211_get_tx_rate(dev, info)->bitrate * 2) / 10); |
f6532111 | 314 | remainder = (16 * (skb->len + 4)) % |
e039fa4a | 315 | ((ieee80211_get_tx_rate(dev, info)->bitrate * 2) / 10); |
35a0ace7 | 316 | if (remainder <= 6) |
f6532111 MW |
317 | plcp_len |= 1 << 15; |
318 | } | |
319 | ||
a6d27d2a | 320 | spin_lock_irqsave(&priv->lock, flags); |
51e080de JL |
321 | |
322 | if (info->flags & IEEE80211_TX_CTL_ASSIGN_SEQ) { | |
323 | if (info->flags & IEEE80211_TX_CTL_FIRST_FRAGMENT) | |
324 | priv->seqno += 0x10; | |
325 | hdr->seq_ctrl &= cpu_to_le16(IEEE80211_SCTL_FRAG); | |
326 | hdr->seq_ctrl |= cpu_to_le16(priv->seqno); | |
327 | } | |
328 | ||
f6532111 MW |
329 | idx = (ring->idx + skb_queue_len(&ring->queue)) % ring->entries; |
330 | entry = &ring->desc[idx]; | |
331 | ||
332 | entry->rts_duration = rts_duration; | |
333 | entry->plcp_len = cpu_to_le16(plcp_len); | |
334 | entry->tx_buf = cpu_to_le32(mapping); | |
335 | entry->frame_len = cpu_to_le32(skb->len); | |
e6a9854b | 336 | entry->flags2 = info->control.rates[1].idx >= 0 ? |
870abdf6 | 337 | ieee80211_get_alt_retry_rate(dev, info, 0)->bitrate << 4 : 0; |
e6a9854b | 338 | entry->retry_limit = info->control.rates[0].count; |
4c552a5b | 339 | |
340 | /* We must be sure that tx_flags is written last because the HW | |
341 | * looks at it to check if the rest of data is valid or not | |
342 | */ | |
343 | wmb(); | |
f6532111 | 344 | entry->flags = cpu_to_le32(tx_flags); |
c24782e6 | 345 | /* We must be sure this has been written before followings HW |
346 | * register write, because this write will made the HW attempts | |
347 | * to DMA the just-written data | |
348 | */ | |
349 | wmb(); | |
350 | ||
f6532111 MW |
351 | __skb_queue_tail(&ring->queue, skb); |
352 | if (ring->entries - skb_queue_len(&ring->queue) < 2) | |
d10e2e02 | 353 | ieee80211_stop_queue(dev, prio); |
51e080de | 354 | |
a6d27d2a | 355 | spin_unlock_irqrestore(&priv->lock, flags); |
f6532111 MW |
356 | |
357 | rtl818x_iowrite8(priv, &priv->map->TX_DMA_POLLING, (1 << (prio + 4))); | |
f6532111 MW |
358 | } |
359 | ||
360 | void rtl8180_set_anaparam(struct rtl8180_priv *priv, u32 anaparam) | |
361 | { | |
362 | u8 reg; | |
363 | ||
364 | rtl818x_iowrite8(priv, &priv->map->EEPROM_CMD, RTL818X_EEPROM_CMD_CONFIG); | |
365 | reg = rtl818x_ioread8(priv, &priv->map->CONFIG3); | |
366 | rtl818x_iowrite8(priv, &priv->map->CONFIG3, | |
367 | reg | RTL818X_CONFIG3_ANAPARAM_WRITE); | |
368 | rtl818x_iowrite32(priv, &priv->map->ANAPARAM, anaparam); | |
369 | rtl818x_iowrite8(priv, &priv->map->CONFIG3, | |
370 | reg & ~RTL818X_CONFIG3_ANAPARAM_WRITE); | |
371 | rtl818x_iowrite8(priv, &priv->map->EEPROM_CMD, RTL818X_EEPROM_CMD_NORMAL); | |
372 | } | |
373 | ||
516a0930 AM |
374 | static void rtl8180_conf_basic_rates(struct ieee80211_hw *dev, |
375 | u32 rates_mask) | |
376 | { | |
377 | struct rtl8180_priv *priv = dev->priv; | |
378 | ||
379 | u8 max, min; | |
380 | u16 reg; | |
381 | ||
382 | max = fls(rates_mask) - 1; | |
383 | min = ffs(rates_mask) - 1; | |
384 | ||
385 | switch (priv->chip_family) { | |
386 | ||
387 | case RTL818X_CHIP_FAMILY_RTL8180: | |
388 | /* in 8180 this is NOT a BITMAP */ | |
389 | reg = rtl818x_ioread16(priv, &priv->map->BRSR); | |
390 | reg &= ~3; | |
391 | reg |= max; | |
392 | rtl818x_iowrite16(priv, &priv->map->BRSR, reg); | |
393 | ||
394 | break; | |
395 | ||
396 | case RTL818X_CHIP_FAMILY_RTL8185: | |
397 | /* in 8185 this is a BITMAP */ | |
398 | rtl818x_iowrite16(priv, &priv->map->BRSR, rates_mask); | |
399 | rtl818x_iowrite8(priv, &priv->map->RESP_RATE, (max << 4) | min); | |
400 | break; | |
401 | } | |
402 | } | |
403 | ||
f6532111 MW |
404 | static int rtl8180_init_hw(struct ieee80211_hw *dev) |
405 | { | |
406 | struct rtl8180_priv *priv = dev->priv; | |
407 | u16 reg; | |
408 | ||
409 | rtl818x_iowrite8(priv, &priv->map->CMD, 0); | |
410 | rtl818x_ioread8(priv, &priv->map->CMD); | |
411 | msleep(10); | |
412 | ||
413 | /* reset */ | |
414 | rtl818x_iowrite16(priv, &priv->map->INT_MASK, 0); | |
415 | rtl818x_ioread8(priv, &priv->map->CMD); | |
416 | ||
417 | reg = rtl818x_ioread8(priv, &priv->map->CMD); | |
418 | reg &= (1 << 1); | |
419 | reg |= RTL818X_CMD_RESET; | |
420 | rtl818x_iowrite8(priv, &priv->map->CMD, RTL818X_CMD_RESET); | |
421 | rtl818x_ioread8(priv, &priv->map->CMD); | |
422 | msleep(200); | |
423 | ||
424 | /* check success of reset */ | |
425 | if (rtl818x_ioread8(priv, &priv->map->CMD) & RTL818X_CMD_RESET) { | |
c96c31e4 | 426 | wiphy_err(dev->wiphy, "reset timeout!\n"); |
f6532111 MW |
427 | return -ETIMEDOUT; |
428 | } | |
429 | ||
430 | rtl818x_iowrite8(priv, &priv->map->EEPROM_CMD, RTL818X_EEPROM_CMD_LOAD); | |
431 | rtl818x_ioread8(priv, &priv->map->CMD); | |
432 | msleep(200); | |
433 | ||
434 | if (rtl818x_ioread8(priv, &priv->map->CONFIG3) & (1 << 3)) { | |
435 | /* For cardbus */ | |
436 | reg = rtl818x_ioread8(priv, &priv->map->CONFIG3); | |
437 | reg |= 1 << 1; | |
438 | rtl818x_iowrite8(priv, &priv->map->CONFIG3, reg); | |
439 | reg = rtl818x_ioread16(priv, &priv->map->FEMR); | |
440 | reg |= (1 << 15) | (1 << 14) | (1 << 4); | |
441 | rtl818x_iowrite16(priv, &priv->map->FEMR, reg); | |
442 | } | |
443 | ||
444 | rtl818x_iowrite8(priv, &priv->map->MSR, 0); | |
445 | ||
6caefd12 | 446 | if (priv->chip_family == RTL818X_CHIP_FAMILY_RTL8180) |
f6532111 MW |
447 | rtl8180_set_anaparam(priv, priv->anaparam); |
448 | ||
449 | rtl818x_iowrite32(priv, &priv->map->RDSAR, priv->rx_ring_dma); | |
450 | rtl818x_iowrite32(priv, &priv->map->TBDA, priv->tx_ring[3].dma); | |
451 | rtl818x_iowrite32(priv, &priv->map->THPDA, priv->tx_ring[2].dma); | |
452 | rtl818x_iowrite32(priv, &priv->map->TNPDA, priv->tx_ring[1].dma); | |
453 | rtl818x_iowrite32(priv, &priv->map->TLPDA, priv->tx_ring[0].dma); | |
454 | ||
455 | /* TODO: necessary? specs indicate not */ | |
456 | rtl818x_iowrite8(priv, &priv->map->EEPROM_CMD, RTL818X_EEPROM_CMD_CONFIG); | |
457 | reg = rtl818x_ioread8(priv, &priv->map->CONFIG2); | |
458 | rtl818x_iowrite8(priv, &priv->map->CONFIG2, reg & ~(1 << 3)); | |
6caefd12 | 459 | if (priv->chip_family == RTL818X_CHIP_FAMILY_RTL8185) { |
f6532111 MW |
460 | reg = rtl818x_ioread8(priv, &priv->map->CONFIG2); |
461 | rtl818x_iowrite8(priv, &priv->map->CONFIG2, reg | (1 << 4)); | |
462 | } | |
463 | rtl818x_iowrite8(priv, &priv->map->EEPROM_CMD, RTL818X_EEPROM_CMD_NORMAL); | |
464 | ||
465 | /* TODO: set CONFIG5 for calibrating AGC on rtl8180 + philips radio? */ | |
466 | ||
467 | /* TODO: turn off hw wep on rtl8180 */ | |
468 | ||
469 | rtl818x_iowrite32(priv, &priv->map->INT_TIMEOUT, 0); | |
470 | ||
6caefd12 | 471 | if (priv->chip_family != RTL818X_CHIP_FAMILY_RTL8180) { |
f6532111 MW |
472 | rtl818x_iowrite8(priv, &priv->map->WPA_CONF, 0); |
473 | rtl818x_iowrite8(priv, &priv->map->RATE_FALLBACK, 0x81); | |
f6532111 MW |
474 | |
475 | /* TODO: set ClkRun enable? necessary? */ | |
476 | reg = rtl818x_ioread8(priv, &priv->map->GP_ENABLE); | |
477 | rtl818x_iowrite8(priv, &priv->map->GP_ENABLE, reg & ~(1 << 6)); | |
478 | rtl818x_iowrite8(priv, &priv->map->EEPROM_CMD, RTL818X_EEPROM_CMD_CONFIG); | |
479 | reg = rtl818x_ioread8(priv, &priv->map->CONFIG3); | |
480 | rtl818x_iowrite8(priv, &priv->map->CONFIG3, reg | (1 << 2)); | |
481 | rtl818x_iowrite8(priv, &priv->map->EEPROM_CMD, RTL818X_EEPROM_CMD_NORMAL); | |
482 | } else { | |
f6532111 MW |
483 | rtl818x_iowrite8(priv, &priv->map->SECURITY, 0); |
484 | ||
485 | rtl818x_iowrite8(priv, &priv->map->PHY_DELAY, 0x6); | |
486 | rtl818x_iowrite8(priv, &priv->map->CARRIER_SENSE_COUNTER, 0x4C); | |
487 | } | |
488 | ||
489 | priv->rf->init(dev); | |
516a0930 AM |
490 | |
491 | /* default basic rates are 1,2 Mbps for rtl8180. 1,2,6,9,12,18,24 Mbps | |
492 | * otherwise. bitmask 0x3 and 0x01f3 respectively. | |
493 | * NOTE: currenty rtl8225 RF code changes basic rates, so we need to do | |
494 | * this after rf init. | |
495 | * TODO: try to find out whether RF code really needs to do this.. | |
496 | */ | |
497 | if (priv->chip_family == RTL818X_CHIP_FAMILY_RTL8180) | |
498 | rtl8180_conf_basic_rates(dev, 0x3); | |
499 | else | |
500 | rtl8180_conf_basic_rates(dev, 0x1f3); | |
501 | ||
f6532111 MW |
502 | return 0; |
503 | } | |
504 | ||
505 | static int rtl8180_init_rx_ring(struct ieee80211_hw *dev) | |
506 | { | |
507 | struct rtl8180_priv *priv = dev->priv; | |
508 | struct rtl8180_rx_desc *entry; | |
509 | int i; | |
510 | ||
511 | priv->rx_ring = pci_alloc_consistent(priv->pdev, | |
512 | sizeof(*priv->rx_ring) * 32, | |
513 | &priv->rx_ring_dma); | |
514 | ||
515 | if (!priv->rx_ring || (unsigned long)priv->rx_ring & 0xFF) { | |
5db55844 | 516 | wiphy_err(dev->wiphy, "Cannot allocate RX ring\n"); |
f6532111 MW |
517 | return -ENOMEM; |
518 | } | |
519 | ||
520 | memset(priv->rx_ring, 0, sizeof(*priv->rx_ring) * 32); | |
521 | priv->rx_idx = 0; | |
522 | ||
523 | for (i = 0; i < 32; i++) { | |
524 | struct sk_buff *skb = dev_alloc_skb(MAX_RX_SIZE); | |
525 | dma_addr_t *mapping; | |
526 | entry = &priv->rx_ring[i]; | |
4da18bb4 | 527 | if (!skb) { |
528 | wiphy_err(dev->wiphy, "Cannot allocate RX skb\n"); | |
529 | return -ENOMEM; | |
530 | } | |
f6532111 MW |
531 | priv->rx_buf[i] = skb; |
532 | mapping = (dma_addr_t *)skb->cb; | |
533 | *mapping = pci_map_single(priv->pdev, skb_tail_pointer(skb), | |
534 | MAX_RX_SIZE, PCI_DMA_FROMDEVICE); | |
ec1da08d | 535 | |
536 | if (pci_dma_mapping_error(priv->pdev, *mapping)) { | |
537 | kfree_skb(skb); | |
538 | wiphy_err(dev->wiphy, "Cannot map DMA for RX skb\n"); | |
539 | return -ENOMEM; | |
540 | } | |
541 | ||
f6532111 | 542 | entry->rx_buf = cpu_to_le32(*mapping); |
38e3b0d8 | 543 | entry->flags = cpu_to_le32(RTL818X_RX_DESC_FLAG_OWN | |
f6532111 MW |
544 | MAX_RX_SIZE); |
545 | } | |
38e3b0d8 | 546 | entry->flags |= cpu_to_le32(RTL818X_RX_DESC_FLAG_EOR); |
f6532111 MW |
547 | return 0; |
548 | } | |
549 | ||
550 | static void rtl8180_free_rx_ring(struct ieee80211_hw *dev) | |
551 | { | |
552 | struct rtl8180_priv *priv = dev->priv; | |
553 | int i; | |
554 | ||
555 | for (i = 0; i < 32; i++) { | |
556 | struct sk_buff *skb = priv->rx_buf[i]; | |
557 | if (!skb) | |
558 | continue; | |
559 | ||
560 | pci_unmap_single(priv->pdev, | |
561 | *((dma_addr_t *)skb->cb), | |
562 | MAX_RX_SIZE, PCI_DMA_FROMDEVICE); | |
563 | kfree_skb(skb); | |
564 | } | |
565 | ||
566 | pci_free_consistent(priv->pdev, sizeof(*priv->rx_ring) * 32, | |
567 | priv->rx_ring, priv->rx_ring_dma); | |
568 | priv->rx_ring = NULL; | |
569 | } | |
570 | ||
571 | static int rtl8180_init_tx_ring(struct ieee80211_hw *dev, | |
572 | unsigned int prio, unsigned int entries) | |
573 | { | |
574 | struct rtl8180_priv *priv = dev->priv; | |
575 | struct rtl8180_tx_desc *ring; | |
576 | dma_addr_t dma; | |
577 | int i; | |
578 | ||
579 | ring = pci_alloc_consistent(priv->pdev, sizeof(*ring) * entries, &dma); | |
580 | if (!ring || (unsigned long)ring & 0xFF) { | |
5db55844 | 581 | wiphy_err(dev->wiphy, "Cannot allocate TX ring (prio = %d)\n", |
c96c31e4 | 582 | prio); |
f6532111 MW |
583 | return -ENOMEM; |
584 | } | |
585 | ||
586 | memset(ring, 0, sizeof(*ring)*entries); | |
587 | priv->tx_ring[prio].desc = ring; | |
588 | priv->tx_ring[prio].dma = dma; | |
589 | priv->tx_ring[prio].idx = 0; | |
590 | priv->tx_ring[prio].entries = entries; | |
591 | skb_queue_head_init(&priv->tx_ring[prio].queue); | |
592 | ||
593 | for (i = 0; i < entries; i++) | |
594 | ring[i].next_tx_desc = | |
595 | cpu_to_le32((u32)dma + ((i + 1) % entries) * sizeof(*ring)); | |
596 | ||
597 | return 0; | |
598 | } | |
599 | ||
600 | static void rtl8180_free_tx_ring(struct ieee80211_hw *dev, unsigned int prio) | |
601 | { | |
602 | struct rtl8180_priv *priv = dev->priv; | |
603 | struct rtl8180_tx_ring *ring = &priv->tx_ring[prio]; | |
604 | ||
605 | while (skb_queue_len(&ring->queue)) { | |
606 | struct rtl8180_tx_desc *entry = &ring->desc[ring->idx]; | |
607 | struct sk_buff *skb = __skb_dequeue(&ring->queue); | |
608 | ||
609 | pci_unmap_single(priv->pdev, le32_to_cpu(entry->tx_buf), | |
610 | skb->len, PCI_DMA_TODEVICE); | |
f6532111 MW |
611 | kfree_skb(skb); |
612 | ring->idx = (ring->idx + 1) % ring->entries; | |
613 | } | |
614 | ||
615 | pci_free_consistent(priv->pdev, sizeof(*ring->desc)*ring->entries, | |
616 | ring->desc, ring->dma); | |
617 | ring->desc = NULL; | |
618 | } | |
619 | ||
620 | static int rtl8180_start(struct ieee80211_hw *dev) | |
621 | { | |
622 | struct rtl8180_priv *priv = dev->priv; | |
623 | int ret, i; | |
624 | u32 reg; | |
625 | ||
626 | ret = rtl8180_init_rx_ring(dev); | |
627 | if (ret) | |
628 | return ret; | |
629 | ||
630 | for (i = 0; i < 4; i++) | |
631 | if ((ret = rtl8180_init_tx_ring(dev, i, 16))) | |
632 | goto err_free_rings; | |
633 | ||
634 | ret = rtl8180_init_hw(dev); | |
635 | if (ret) | |
636 | goto err_free_rings; | |
637 | ||
638 | rtl818x_iowrite32(priv, &priv->map->RDSAR, priv->rx_ring_dma); | |
639 | rtl818x_iowrite32(priv, &priv->map->TBDA, priv->tx_ring[3].dma); | |
640 | rtl818x_iowrite32(priv, &priv->map->THPDA, priv->tx_ring[2].dma); | |
641 | rtl818x_iowrite32(priv, &priv->map->TNPDA, priv->tx_ring[1].dma); | |
642 | rtl818x_iowrite32(priv, &priv->map->TLPDA, priv->tx_ring[0].dma); | |
643 | ||
ea31ba35 | 644 | ret = request_irq(priv->pdev->irq, rtl8180_interrupt, |
f6532111 MW |
645 | IRQF_SHARED, KBUILD_MODNAME, dev); |
646 | if (ret) { | |
5db55844 | 647 | wiphy_err(dev->wiphy, "failed to register IRQ handler\n"); |
f6532111 MW |
648 | goto err_free_rings; |
649 | } | |
650 | ||
651 | rtl818x_iowrite16(priv, &priv->map->INT_MASK, 0xFFFF); | |
652 | ||
653 | rtl818x_iowrite32(priv, &priv->map->MAR[0], ~0); | |
654 | rtl818x_iowrite32(priv, &priv->map->MAR[1], ~0); | |
655 | ||
656 | reg = RTL818X_RX_CONF_ONLYERLPKT | | |
657 | RTL818X_RX_CONF_RX_AUTORESETPHY | | |
658 | RTL818X_RX_CONF_MGMT | | |
659 | RTL818X_RX_CONF_DATA | | |
660 | (7 << 8 /* MAX RX DMA */) | | |
661 | RTL818X_RX_CONF_BROADCAST | | |
662 | RTL818X_RX_CONF_NICMAC; | |
663 | ||
6caefd12 | 664 | if (priv->chip_family == RTL818X_CHIP_FAMILY_RTL8185) |
f6532111 MW |
665 | reg |= RTL818X_RX_CONF_CSDM1 | RTL818X_RX_CONF_CSDM2; |
666 | else { | |
667 | reg |= (priv->rfparam & RF_PARAM_CARRIERSENSE1) | |
668 | ? RTL818X_RX_CONF_CSDM1 : 0; | |
669 | reg |= (priv->rfparam & RF_PARAM_CARRIERSENSE2) | |
670 | ? RTL818X_RX_CONF_CSDM2 : 0; | |
671 | } | |
672 | ||
673 | priv->rx_conf = reg; | |
674 | rtl818x_iowrite32(priv, &priv->map->RX_CONF, reg); | |
675 | ||
6caefd12 | 676 | if (priv->chip_family != RTL818X_CHIP_FAMILY_RTL8180) { |
f6532111 | 677 | reg = rtl818x_ioread8(priv, &priv->map->CW_CONF); |
14c76150 | 678 | |
679 | /* CW is not on per-packet basis. | |
680 | * in rtl8185 the CW_VALUE reg is used. | |
681 | */ | |
6f7343d4 | 682 | reg &= ~RTL818X_CW_CONF_PERPACKET_CW; |
14c76150 | 683 | /* retry limit IS on per-packet basis. |
684 | * the short and long retry limit in TX_CONF | |
685 | * reg are ignored | |
686 | */ | |
6f7343d4 | 687 | reg |= RTL818X_CW_CONF_PERPACKET_RETRY; |
f6532111 MW |
688 | rtl818x_iowrite8(priv, &priv->map->CW_CONF, reg); |
689 | ||
690 | reg = rtl818x_ioread8(priv, &priv->map->TX_AGC_CTL); | |
14c76150 | 691 | /* TX antenna and TX gain are not on per-packet basis. |
692 | * TX Antenna is selected by ANTSEL reg (RX in BB regs). | |
693 | * TX gain is selected with CCK_TX_AGC and OFDM_TX_AGC regs | |
694 | */ | |
6f7343d4 | 695 | reg &= ~RTL818X_TX_AGC_CTL_PERPACKET_GAIN; |
696 | reg &= ~RTL818X_TX_AGC_CTL_PERPACKET_ANTSEL; | |
f6532111 MW |
697 | reg |= RTL818X_TX_AGC_CTL_FEEDBACK_ANT; |
698 | rtl818x_iowrite8(priv, &priv->map->TX_AGC_CTL, reg); | |
699 | ||
700 | /* disable early TX */ | |
701 | rtl818x_iowrite8(priv, (u8 __iomem *)priv->map + 0xec, 0x3f); | |
702 | } | |
703 | ||
704 | reg = rtl818x_ioread32(priv, &priv->map->TX_CONF); | |
705 | reg |= (6 << 21 /* MAX TX DMA */) | | |
706 | RTL818X_TX_CONF_NO_ICV; | |
707 | ||
6caefd12 AM |
708 | |
709 | ||
710 | if (priv->chip_family != RTL818X_CHIP_FAMILY_RTL8180) | |
f6532111 MW |
711 | reg &= ~RTL818X_TX_CONF_PROBE_DTS; |
712 | else | |
713 | reg &= ~RTL818X_TX_CONF_HW_SEQNUM; | |
714 | ||
e74075a9 | 715 | reg &= ~RTL818X_TX_CONF_DISCW; |
716 | ||
f6532111 MW |
717 | /* different meaning, same value on both rtl8185 and rtl8180 */ |
718 | reg &= ~RTL818X_TX_CONF_SAT_HWPLCP; | |
719 | ||
720 | rtl818x_iowrite32(priv, &priv->map->TX_CONF, reg); | |
721 | ||
722 | reg = rtl818x_ioread8(priv, &priv->map->CMD); | |
723 | reg |= RTL818X_CMD_RX_ENABLE; | |
724 | reg |= RTL818X_CMD_TX_ENABLE; | |
725 | rtl818x_iowrite8(priv, &priv->map->CMD, reg); | |
726 | ||
f6532111 MW |
727 | return 0; |
728 | ||
729 | err_free_rings: | |
730 | rtl8180_free_rx_ring(dev); | |
731 | for (i = 0; i < 4; i++) | |
732 | if (priv->tx_ring[i].desc) | |
733 | rtl8180_free_tx_ring(dev, i); | |
734 | ||
735 | return ret; | |
736 | } | |
737 | ||
738 | static void rtl8180_stop(struct ieee80211_hw *dev) | |
739 | { | |
740 | struct rtl8180_priv *priv = dev->priv; | |
741 | u8 reg; | |
742 | int i; | |
743 | ||
f6532111 MW |
744 | rtl818x_iowrite16(priv, &priv->map->INT_MASK, 0); |
745 | ||
746 | reg = rtl818x_ioread8(priv, &priv->map->CMD); | |
747 | reg &= ~RTL818X_CMD_TX_ENABLE; | |
748 | reg &= ~RTL818X_CMD_RX_ENABLE; | |
749 | rtl818x_iowrite8(priv, &priv->map->CMD, reg); | |
750 | ||
751 | priv->rf->stop(dev); | |
752 | ||
753 | rtl818x_iowrite8(priv, &priv->map->EEPROM_CMD, RTL818X_EEPROM_CMD_CONFIG); | |
754 | reg = rtl818x_ioread8(priv, &priv->map->CONFIG4); | |
755 | rtl818x_iowrite8(priv, &priv->map->CONFIG4, reg | RTL818X_CONFIG4_VCOOFF); | |
756 | rtl818x_iowrite8(priv, &priv->map->EEPROM_CMD, RTL818X_EEPROM_CMD_NORMAL); | |
757 | ||
758 | free_irq(priv->pdev->irq, dev); | |
759 | ||
760 | rtl8180_free_rx_ring(dev); | |
761 | for (i = 0; i < 4; i++) | |
762 | rtl8180_free_tx_ring(dev, i); | |
763 | } | |
764 | ||
37a41b4a EP |
765 | static u64 rtl8180_get_tsf(struct ieee80211_hw *dev, |
766 | struct ieee80211_vif *vif) | |
c809e86c JL |
767 | { |
768 | struct rtl8180_priv *priv = dev->priv; | |
769 | ||
770 | return rtl818x_ioread32(priv, &priv->map->TSFT[0]) | | |
771 | (u64)(rtl818x_ioread32(priv, &priv->map->TSFT[1])) << 32; | |
772 | } | |
773 | ||
a3275e24 | 774 | static void rtl8180_beacon_work(struct work_struct *work) |
c809e86c JL |
775 | { |
776 | struct rtl8180_vif *vif_priv = | |
777 | container_of(work, struct rtl8180_vif, beacon_work.work); | |
778 | struct ieee80211_vif *vif = | |
779 | container_of((void *)vif_priv, struct ieee80211_vif, drv_priv); | |
780 | struct ieee80211_hw *dev = vif_priv->dev; | |
781 | struct ieee80211_mgmt *mgmt; | |
782 | struct sk_buff *skb; | |
c809e86c JL |
783 | |
784 | /* don't overflow the tx ring */ | |
785 | if (ieee80211_queue_stopped(dev, 0)) | |
786 | goto resched; | |
787 | ||
788 | /* grab a fresh beacon */ | |
789 | skb = ieee80211_beacon_get(dev, vif); | |
8f1d2d2b JL |
790 | if (!skb) |
791 | goto resched; | |
c809e86c JL |
792 | |
793 | /* | |
794 | * update beacon timestamp w/ TSF value | |
795 | * TODO: make hardware update beacon timestamp | |
796 | */ | |
797 | mgmt = (struct ieee80211_mgmt *)skb->data; | |
37a41b4a | 798 | mgmt->u.beacon.timestamp = cpu_to_le64(rtl8180_get_tsf(dev, vif)); |
c809e86c JL |
799 | |
800 | /* TODO: use actual beacon queue */ | |
801 | skb_set_queue_mapping(skb, 0); | |
802 | ||
36323f81 | 803 | rtl8180_tx(dev, NULL, skb); |
c809e86c JL |
804 | |
805 | resched: | |
806 | /* | |
807 | * schedule next beacon | |
808 | * TODO: use hardware support for beacon timing | |
809 | */ | |
810 | schedule_delayed_work(&vif_priv->beacon_work, | |
811 | usecs_to_jiffies(1024 * vif->bss_conf.beacon_int)); | |
812 | } | |
813 | ||
f6532111 | 814 | static int rtl8180_add_interface(struct ieee80211_hw *dev, |
1ed32e4f | 815 | struct ieee80211_vif *vif) |
f6532111 MW |
816 | { |
817 | struct rtl8180_priv *priv = dev->priv; | |
c809e86c | 818 | struct rtl8180_vif *vif_priv; |
f6532111 | 819 | |
643aab67 JL |
820 | /* |
821 | * We only support one active interface at a time. | |
822 | */ | |
823 | if (priv->vif) | |
824 | return -EBUSY; | |
f6532111 | 825 | |
1ed32e4f | 826 | switch (vif->type) { |
05c914fe | 827 | case NL80211_IFTYPE_STATION: |
c809e86c | 828 | case NL80211_IFTYPE_ADHOC: |
f6532111 MW |
829 | break; |
830 | default: | |
831 | return -EOPNOTSUPP; | |
832 | } | |
833 | ||
1ed32e4f | 834 | priv->vif = vif; |
32bfd35d | 835 | |
c809e86c JL |
836 | /* Initialize driver private area */ |
837 | vif_priv = (struct rtl8180_vif *)&vif->drv_priv; | |
838 | vif_priv->dev = dev; | |
839 | INIT_DELAYED_WORK(&vif_priv->beacon_work, rtl8180_beacon_work); | |
840 | vif_priv->enable_beacon = false; | |
841 | ||
f6532111 MW |
842 | rtl818x_iowrite8(priv, &priv->map->EEPROM_CMD, RTL818X_EEPROM_CMD_CONFIG); |
843 | rtl818x_iowrite32(priv, (__le32 __iomem *)&priv->map->MAC[0], | |
1ed32e4f | 844 | le32_to_cpu(*(__le32 *)vif->addr)); |
f6532111 | 845 | rtl818x_iowrite16(priv, (__le16 __iomem *)&priv->map->MAC[4], |
1ed32e4f | 846 | le16_to_cpu(*(__le16 *)(vif->addr + 4))); |
f6532111 MW |
847 | rtl818x_iowrite8(priv, &priv->map->EEPROM_CMD, RTL818X_EEPROM_CMD_NORMAL); |
848 | ||
849 | return 0; | |
850 | } | |
851 | ||
852 | static void rtl8180_remove_interface(struct ieee80211_hw *dev, | |
1ed32e4f | 853 | struct ieee80211_vif *vif) |
f6532111 MW |
854 | { |
855 | struct rtl8180_priv *priv = dev->priv; | |
32bfd35d | 856 | priv->vif = NULL; |
f6532111 MW |
857 | } |
858 | ||
e8975581 | 859 | static int rtl8180_config(struct ieee80211_hw *dev, u32 changed) |
f6532111 MW |
860 | { |
861 | struct rtl8180_priv *priv = dev->priv; | |
e8975581 | 862 | struct ieee80211_conf *conf = &dev->conf; |
f6532111 MW |
863 | |
864 | priv->rf->set_chan(dev, conf); | |
865 | ||
866 | return 0; | |
867 | } | |
868 | ||
9069af79 AM |
869 | static int rtl8180_conf_tx(struct ieee80211_hw *dev, |
870 | struct ieee80211_vif *vif, u16 queue, | |
871 | const struct ieee80211_tx_queue_params *params) | |
872 | { | |
873 | struct rtl8180_priv *priv = dev->priv; | |
874 | u8 cw_min, cw_max; | |
875 | ||
876 | /* nothing to do ? */ | |
877 | if (priv->chip_family == RTL818X_CHIP_FAMILY_RTL8180) | |
878 | return 0; | |
879 | ||
880 | cw_min = fls(params->cw_min); | |
881 | cw_max = fls(params->cw_max); | |
882 | ||
883 | rtl818x_iowrite8(priv, &priv->map->CW_VAL, (cw_max << 4) | cw_min); | |
884 | ||
885 | return 0; | |
886 | } | |
887 | ||
888 | static void rtl8180_conf_erp(struct ieee80211_hw *dev, | |
889 | struct ieee80211_bss_conf *info) | |
890 | { | |
891 | struct rtl8180_priv *priv = dev->priv; | |
892 | u8 sifs, difs; | |
893 | int eifs; | |
894 | u8 hw_eifs; | |
895 | ||
896 | /* TODO: should we do something ? */ | |
897 | if (priv->chip_family == RTL818X_CHIP_FAMILY_RTL8180) | |
898 | return; | |
899 | ||
900 | /* I _hope_ this means 10uS for the HW. | |
901 | * In reference code it is 0x22 for | |
902 | * both rtl8187L and rtl8187SE | |
903 | */ | |
904 | sifs = 0x22; | |
905 | ||
906 | if (info->use_short_slot) | |
907 | priv->slot_time = 9; | |
908 | else | |
909 | priv->slot_time = 20; | |
910 | ||
911 | /* 10 is SIFS time in uS */ | |
912 | difs = 10 + 2 * priv->slot_time; | |
913 | eifs = 10 + difs + priv->ack_time; | |
914 | ||
915 | /* HW should use 4uS units for EIFS (I'm sure for rtl8185)*/ | |
916 | hw_eifs = DIV_ROUND_UP(eifs, 4); | |
917 | ||
918 | ||
919 | rtl818x_iowrite8(priv, &priv->map->SLOT, priv->slot_time); | |
920 | rtl818x_iowrite8(priv, &priv->map->SIFS, sifs); | |
921 | rtl818x_iowrite8(priv, &priv->map->DIFS, difs); | |
922 | ||
923 | /* from reference code. set ack timeout reg = eifs reg */ | |
924 | rtl818x_iowrite8(priv, &priv->map->CARRIER_SENSE_COUNTER, hw_eifs); | |
925 | ||
926 | /* rtl8187/rtl8185 HW bug. After EIFS is elapsed, | |
927 | * the HW still wait for DIFS. | |
928 | * HW uses 4uS units for EIFS. | |
929 | */ | |
930 | hw_eifs = DIV_ROUND_UP(eifs - difs, 4); | |
931 | ||
932 | rtl818x_iowrite8(priv, &priv->map->EIFS, hw_eifs); | |
933 | } | |
934 | ||
da81dede JL |
935 | static void rtl8180_bss_info_changed(struct ieee80211_hw *dev, |
936 | struct ieee80211_vif *vif, | |
937 | struct ieee80211_bss_conf *info, | |
938 | u32 changed) | |
939 | { | |
940 | struct rtl8180_priv *priv = dev->priv; | |
c809e86c | 941 | struct rtl8180_vif *vif_priv; |
2d0ddec5 | 942 | int i; |
0f956e71 | 943 | u8 reg; |
2d0ddec5 | 944 | |
c809e86c JL |
945 | vif_priv = (struct rtl8180_vif *)&vif->drv_priv; |
946 | ||
2d0ddec5 JB |
947 | if (changed & BSS_CHANGED_BSSID) { |
948 | for (i = 0; i < ETH_ALEN; i++) | |
949 | rtl818x_iowrite8(priv, &priv->map->BSSID[i], | |
950 | info->bssid[i]); | |
951 | ||
0f956e71 JL |
952 | if (is_valid_ether_addr(info->bssid)) { |
953 | if (vif->type == NL80211_IFTYPE_ADHOC) | |
954 | reg = RTL818X_MSR_ADHOC; | |
955 | else | |
956 | reg = RTL818X_MSR_INFRA; | |
957 | } else | |
958 | reg = RTL818X_MSR_NO_LINK; | |
959 | rtl818x_iowrite8(priv, &priv->map->MSR, reg); | |
2d0ddec5 | 960 | } |
da81dede | 961 | |
516a0930 AM |
962 | if (changed & BSS_CHANGED_BASIC_RATES) |
963 | rtl8180_conf_basic_rates(dev, info->basic_rates); | |
964 | ||
9069af79 AM |
965 | if (changed & (BSS_CHANGED_ERP_SLOT | BSS_CHANGED_ERP_PREAMBLE)) { |
966 | ||
967 | /* when preamble changes, acktime duration changes, and erp must | |
968 | * be recalculated. ACK time is calculated at lowest rate. | |
969 | * Since mac80211 include SIFS time we remove it (-10) | |
970 | */ | |
971 | priv->ack_time = | |
972 | le16_to_cpu(ieee80211_generic_frame_duration(dev, | |
973 | priv->vif, | |
974 | IEEE80211_BAND_2GHZ, 10, | |
975 | &priv->rates[0])) - 10; | |
976 | ||
977 | rtl8180_conf_erp(dev, info); | |
978 | } | |
c809e86c JL |
979 | |
980 | if (changed & BSS_CHANGED_BEACON_ENABLED) | |
981 | vif_priv->enable_beacon = info->enable_beacon; | |
982 | ||
983 | if (changed & (BSS_CHANGED_BEACON_ENABLED | BSS_CHANGED_BEACON)) { | |
984 | cancel_delayed_work_sync(&vif_priv->beacon_work); | |
985 | if (vif_priv->enable_beacon) | |
986 | schedule_work(&vif_priv->beacon_work.work); | |
987 | } | |
da81dede JL |
988 | } |
989 | ||
22bedad3 JP |
990 | static u64 rtl8180_prepare_multicast(struct ieee80211_hw *dev, |
991 | struct netdev_hw_addr_list *mc_list) | |
3ac64bee | 992 | { |
22bedad3 | 993 | return netdev_hw_addr_list_count(mc_list); |
3ac64bee JB |
994 | } |
995 | ||
f6532111 MW |
996 | static void rtl8180_configure_filter(struct ieee80211_hw *dev, |
997 | unsigned int changed_flags, | |
998 | unsigned int *total_flags, | |
3ac64bee | 999 | u64 multicast) |
f6532111 MW |
1000 | { |
1001 | struct rtl8180_priv *priv = dev->priv; | |
1002 | ||
1003 | if (changed_flags & FIF_FCSFAIL) | |
1004 | priv->rx_conf ^= RTL818X_RX_CONF_FCS; | |
1005 | if (changed_flags & FIF_CONTROL) | |
1006 | priv->rx_conf ^= RTL818X_RX_CONF_CTRL; | |
1007 | if (changed_flags & FIF_OTHER_BSS) | |
1008 | priv->rx_conf ^= RTL818X_RX_CONF_MONITOR; | |
3ac64bee | 1009 | if (*total_flags & FIF_ALLMULTI || multicast > 0) |
f6532111 MW |
1010 | priv->rx_conf |= RTL818X_RX_CONF_MULTICAST; |
1011 | else | |
1012 | priv->rx_conf &= ~RTL818X_RX_CONF_MULTICAST; | |
1013 | ||
1014 | *total_flags = 0; | |
1015 | ||
1016 | if (priv->rx_conf & RTL818X_RX_CONF_FCS) | |
1017 | *total_flags |= FIF_FCSFAIL; | |
1018 | if (priv->rx_conf & RTL818X_RX_CONF_CTRL) | |
1019 | *total_flags |= FIF_CONTROL; | |
1020 | if (priv->rx_conf & RTL818X_RX_CONF_MONITOR) | |
1021 | *total_flags |= FIF_OTHER_BSS; | |
1022 | if (priv->rx_conf & RTL818X_RX_CONF_MULTICAST) | |
1023 | *total_flags |= FIF_ALLMULTI; | |
1024 | ||
1025 | rtl818x_iowrite32(priv, &priv->map->RX_CONF, priv->rx_conf); | |
1026 | } | |
1027 | ||
1028 | static const struct ieee80211_ops rtl8180_ops = { | |
1029 | .tx = rtl8180_tx, | |
1030 | .start = rtl8180_start, | |
1031 | .stop = rtl8180_stop, | |
1032 | .add_interface = rtl8180_add_interface, | |
1033 | .remove_interface = rtl8180_remove_interface, | |
1034 | .config = rtl8180_config, | |
da81dede | 1035 | .bss_info_changed = rtl8180_bss_info_changed, |
9069af79 | 1036 | .conf_tx = rtl8180_conf_tx, |
3ac64bee | 1037 | .prepare_multicast = rtl8180_prepare_multicast, |
f6532111 | 1038 | .configure_filter = rtl8180_configure_filter, |
d2bb8e02 | 1039 | .get_tsf = rtl8180_get_tsf, |
f6532111 MW |
1040 | }; |
1041 | ||
1042 | static void rtl8180_eeprom_register_read(struct eeprom_93cx6 *eeprom) | |
1043 | { | |
1044 | struct ieee80211_hw *dev = eeprom->data; | |
1045 | struct rtl8180_priv *priv = dev->priv; | |
1046 | u8 reg = rtl818x_ioread8(priv, &priv->map->EEPROM_CMD); | |
1047 | ||
1048 | eeprom->reg_data_in = reg & RTL818X_EEPROM_CMD_WRITE; | |
1049 | eeprom->reg_data_out = reg & RTL818X_EEPROM_CMD_READ; | |
1050 | eeprom->reg_data_clock = reg & RTL818X_EEPROM_CMD_CK; | |
1051 | eeprom->reg_chip_select = reg & RTL818X_EEPROM_CMD_CS; | |
1052 | } | |
1053 | ||
1054 | static void rtl8180_eeprom_register_write(struct eeprom_93cx6 *eeprom) | |
1055 | { | |
1056 | struct ieee80211_hw *dev = eeprom->data; | |
1057 | struct rtl8180_priv *priv = dev->priv; | |
1058 | u8 reg = 2 << 6; | |
1059 | ||
1060 | if (eeprom->reg_data_in) | |
1061 | reg |= RTL818X_EEPROM_CMD_WRITE; | |
1062 | if (eeprom->reg_data_out) | |
1063 | reg |= RTL818X_EEPROM_CMD_READ; | |
1064 | if (eeprom->reg_data_clock) | |
1065 | reg |= RTL818X_EEPROM_CMD_CK; | |
1066 | if (eeprom->reg_chip_select) | |
1067 | reg |= RTL818X_EEPROM_CMD_CS; | |
1068 | ||
1069 | rtl818x_iowrite8(priv, &priv->map->EEPROM_CMD, reg); | |
1070 | rtl818x_ioread8(priv, &priv->map->EEPROM_CMD); | |
1071 | udelay(10); | |
1072 | } | |
1073 | ||
fb4e899d | 1074 | static int rtl8180_probe(struct pci_dev *pdev, |
f6532111 MW |
1075 | const struct pci_device_id *id) |
1076 | { | |
1077 | struct ieee80211_hw *dev; | |
1078 | struct rtl8180_priv *priv; | |
1079 | unsigned long mem_addr, mem_len; | |
1080 | unsigned int io_addr, io_len; | |
1081 | int err, i; | |
1082 | struct eeprom_93cx6 eeprom; | |
1083 | const char *chip_name, *rf_name = NULL; | |
1084 | u32 reg; | |
1085 | u16 eeprom_val; | |
c693bf90 | 1086 | u8 mac_addr[ETH_ALEN]; |
f6532111 MW |
1087 | |
1088 | err = pci_enable_device(pdev); | |
1089 | if (err) { | |
1090 | printk(KERN_ERR "%s (rtl8180): Cannot enable new PCI device\n", | |
1091 | pci_name(pdev)); | |
1092 | return err; | |
1093 | } | |
1094 | ||
1095 | err = pci_request_regions(pdev, KBUILD_MODNAME); | |
1096 | if (err) { | |
1097 | printk(KERN_ERR "%s (rtl8180): Cannot obtain PCI resources\n", | |
1098 | pci_name(pdev)); | |
1099 | return err; | |
1100 | } | |
1101 | ||
1102 | io_addr = pci_resource_start(pdev, 0); | |
1103 | io_len = pci_resource_len(pdev, 0); | |
1104 | mem_addr = pci_resource_start(pdev, 1); | |
1105 | mem_len = pci_resource_len(pdev, 1); | |
1106 | ||
1107 | if (mem_len < sizeof(struct rtl818x_csr) || | |
1108 | io_len < sizeof(struct rtl818x_csr)) { | |
1109 | printk(KERN_ERR "%s (rtl8180): Too short PCI resources\n", | |
1110 | pci_name(pdev)); | |
1111 | err = -ENOMEM; | |
1112 | goto err_free_reg; | |
1113 | } | |
1114 | ||
9e385c56 JL |
1115 | if ((err = pci_set_dma_mask(pdev, DMA_BIT_MASK(32))) || |
1116 | (err = pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(32)))) { | |
f6532111 MW |
1117 | printk(KERN_ERR "%s (rtl8180): No suitable DMA available\n", |
1118 | pci_name(pdev)); | |
1119 | goto err_free_reg; | |
1120 | } | |
1121 | ||
1122 | pci_set_master(pdev); | |
1123 | ||
1124 | dev = ieee80211_alloc_hw(sizeof(*priv), &rtl8180_ops); | |
1125 | if (!dev) { | |
1126 | printk(KERN_ERR "%s (rtl8180): ieee80211 alloc failed\n", | |
1127 | pci_name(pdev)); | |
1128 | err = -ENOMEM; | |
1129 | goto err_free_reg; | |
1130 | } | |
1131 | ||
1132 | priv = dev->priv; | |
1133 | priv->pdev = pdev; | |
1134 | ||
e6a9854b | 1135 | dev->max_rates = 2; |
f6532111 MW |
1136 | SET_IEEE80211_DEV(dev, &pdev->dev); |
1137 | pci_set_drvdata(pdev, dev); | |
1138 | ||
1139 | priv->map = pci_iomap(pdev, 1, mem_len); | |
1140 | if (!priv->map) | |
1141 | priv->map = pci_iomap(pdev, 0, io_len); | |
1142 | ||
1143 | if (!priv->map) { | |
1144 | printk(KERN_ERR "%s (rtl8180): Cannot map device memory\n", | |
1145 | pci_name(pdev)); | |
1146 | goto err_free_dev; | |
1147 | } | |
1148 | ||
8318d78a JB |
1149 | BUILD_BUG_ON(sizeof(priv->channels) != sizeof(rtl818x_channels)); |
1150 | BUILD_BUG_ON(sizeof(priv->rates) != sizeof(rtl818x_rates)); | |
1151 | ||
f6532111 MW |
1152 | memcpy(priv->channels, rtl818x_channels, sizeof(rtl818x_channels)); |
1153 | memcpy(priv->rates, rtl818x_rates, sizeof(rtl818x_rates)); | |
8318d78a JB |
1154 | |
1155 | priv->band.band = IEEE80211_BAND_2GHZ; | |
1156 | priv->band.channels = priv->channels; | |
1157 | priv->band.n_channels = ARRAY_SIZE(rtl818x_channels); | |
1158 | priv->band.bitrates = priv->rates; | |
1159 | priv->band.n_bitrates = 4; | |
1160 | dev->wiphy->bands[IEEE80211_BAND_2GHZ] = &priv->band; | |
1161 | ||
f6532111 | 1162 | dev->flags = IEEE80211_HW_HOST_BROADCAST_PS_BUFFERING | |
566bfe5a BR |
1163 | IEEE80211_HW_RX_INCLUDES_FCS | |
1164 | IEEE80211_HW_SIGNAL_UNSPEC; | |
c809e86c JL |
1165 | dev->vif_data_size = sizeof(struct rtl8180_vif); |
1166 | dev->wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION) | | |
1167 | BIT(NL80211_IFTYPE_ADHOC); | |
f6532111 | 1168 | dev->queues = 1; |
566bfe5a | 1169 | dev->max_signal = 65; |
f6532111 MW |
1170 | |
1171 | reg = rtl818x_ioread32(priv, &priv->map->TX_CONF); | |
1172 | reg &= RTL818X_TX_CONF_HWVER_MASK; | |
1173 | switch (reg) { | |
1174 | case RTL818X_TX_CONF_R8180_ABCD: | |
1175 | chip_name = "RTL8180"; | |
6caefd12 | 1176 | priv->chip_family = RTL818X_CHIP_FAMILY_RTL8180; |
f6532111 | 1177 | break; |
6caefd12 | 1178 | |
f6532111 MW |
1179 | case RTL818X_TX_CONF_R8180_F: |
1180 | chip_name = "RTL8180vF"; | |
6caefd12 | 1181 | priv->chip_family = RTL818X_CHIP_FAMILY_RTL8180; |
f6532111 | 1182 | break; |
6caefd12 | 1183 | |
f6532111 MW |
1184 | case RTL818X_TX_CONF_R8185_ABC: |
1185 | chip_name = "RTL8185"; | |
6caefd12 | 1186 | priv->chip_family = RTL818X_CHIP_FAMILY_RTL8185; |
f6532111 | 1187 | break; |
6caefd12 | 1188 | |
f6532111 MW |
1189 | case RTL818X_TX_CONF_R8185_D: |
1190 | chip_name = "RTL8185vD"; | |
6caefd12 | 1191 | priv->chip_family = RTL818X_CHIP_FAMILY_RTL8185; |
f6532111 MW |
1192 | break; |
1193 | default: | |
1194 | printk(KERN_ERR "%s (rtl8180): Unknown chip! (0x%x)\n", | |
1195 | pci_name(pdev), reg >> 25); | |
1196 | goto err_iounmap; | |
1197 | } | |
1198 | ||
6caefd12 | 1199 | if (priv->chip_family != RTL818X_CHIP_FAMILY_RTL8180) { |
8318d78a | 1200 | priv->band.n_bitrates = ARRAY_SIZE(rtl818x_rates); |
f6532111 MW |
1201 | pci_try_set_mwi(pdev); |
1202 | } | |
1203 | ||
f6532111 MW |
1204 | eeprom.data = dev; |
1205 | eeprom.register_read = rtl8180_eeprom_register_read; | |
1206 | eeprom.register_write = rtl8180_eeprom_register_write; | |
1207 | if (rtl818x_ioread32(priv, &priv->map->RX_CONF) & (1 << 6)) | |
1208 | eeprom.width = PCI_EEPROM_WIDTH_93C66; | |
1209 | else | |
1210 | eeprom.width = PCI_EEPROM_WIDTH_93C46; | |
1211 | ||
1212 | rtl818x_iowrite8(priv, &priv->map->EEPROM_CMD, RTL818X_EEPROM_CMD_PROGRAM); | |
1213 | rtl818x_ioread8(priv, &priv->map->EEPROM_CMD); | |
1214 | udelay(10); | |
1215 | ||
1216 | eeprom_93cx6_read(&eeprom, 0x06, &eeprom_val); | |
1217 | eeprom_val &= 0xFF; | |
1218 | switch (eeprom_val) { | |
1219 | case 1: rf_name = "Intersil"; | |
1220 | break; | |
1221 | case 2: rf_name = "RFMD"; | |
1222 | break; | |
1223 | case 3: priv->rf = &sa2400_rf_ops; | |
1224 | break; | |
1225 | case 4: priv->rf = &max2820_rf_ops; | |
1226 | break; | |
1227 | case 5: priv->rf = &grf5101_rf_ops; | |
1228 | break; | |
1229 | case 9: priv->rf = rtl8180_detect_rf(dev); | |
1230 | break; | |
1231 | case 10: | |
1232 | rf_name = "RTL8255"; | |
1233 | break; | |
1234 | default: | |
1235 | printk(KERN_ERR "%s (rtl8180): Unknown RF! (0x%x)\n", | |
1236 | pci_name(pdev), eeprom_val); | |
1237 | goto err_iounmap; | |
1238 | } | |
1239 | ||
1240 | if (!priv->rf) { | |
1241 | printk(KERN_ERR "%s (rtl8180): %s RF frontend not supported!\n", | |
1242 | pci_name(pdev), rf_name); | |
1243 | goto err_iounmap; | |
1244 | } | |
1245 | ||
1246 | eeprom_93cx6_read(&eeprom, 0x17, &eeprom_val); | |
1247 | priv->csthreshold = eeprom_val >> 8; | |
6caefd12 | 1248 | if (priv->chip_family != RTL818X_CHIP_FAMILY_RTL8185) { |
f6532111 MW |
1249 | __le32 anaparam; |
1250 | eeprom_93cx6_multiread(&eeprom, 0xD, (__le16 *)&anaparam, 2); | |
1251 | priv->anaparam = le32_to_cpu(anaparam); | |
1252 | eeprom_93cx6_read(&eeprom, 0x19, &priv->rfparam); | |
1253 | } | |
1254 | ||
c693bf90 JL |
1255 | eeprom_93cx6_multiread(&eeprom, 0x7, (__le16 *)mac_addr, 3); |
1256 | if (!is_valid_ether_addr(mac_addr)) { | |
f6532111 MW |
1257 | printk(KERN_WARNING "%s (rtl8180): Invalid hwaddr! Using" |
1258 | " randomly generated MAC addr\n", pci_name(pdev)); | |
f4f7f414 | 1259 | eth_random_addr(mac_addr); |
f6532111 | 1260 | } |
c693bf90 | 1261 | SET_IEEE80211_PERM_ADDR(dev, mac_addr); |
f6532111 MW |
1262 | |
1263 | /* CCK TX power */ | |
1264 | for (i = 0; i < 14; i += 2) { | |
1265 | u16 txpwr; | |
1266 | eeprom_93cx6_read(&eeprom, 0x10 + (i >> 1), &txpwr); | |
8318d78a JB |
1267 | priv->channels[i].hw_value = txpwr & 0xFF; |
1268 | priv->channels[i + 1].hw_value = txpwr >> 8; | |
f6532111 MW |
1269 | } |
1270 | ||
1271 | /* OFDM TX power */ | |
6caefd12 | 1272 | if (priv->chip_family != RTL818X_CHIP_FAMILY_RTL8180) { |
f6532111 MW |
1273 | for (i = 0; i < 14; i += 2) { |
1274 | u16 txpwr; | |
1275 | eeprom_93cx6_read(&eeprom, 0x20 + (i >> 1), &txpwr); | |
8318d78a JB |
1276 | priv->channels[i].hw_value |= (txpwr & 0xFF) << 8; |
1277 | priv->channels[i + 1].hw_value |= txpwr & 0xFF00; | |
f6532111 MW |
1278 | } |
1279 | } | |
1280 | ||
1281 | rtl818x_iowrite8(priv, &priv->map->EEPROM_CMD, RTL818X_EEPROM_CMD_NORMAL); | |
1282 | ||
1283 | spin_lock_init(&priv->lock); | |
1284 | ||
1285 | err = ieee80211_register_hw(dev); | |
1286 | if (err) { | |
1287 | printk(KERN_ERR "%s (rtl8180): Cannot register device\n", | |
1288 | pci_name(pdev)); | |
1289 | goto err_iounmap; | |
1290 | } | |
1291 | ||
c96c31e4 JP |
1292 | wiphy_info(dev->wiphy, "hwaddr %pm, %s + %s\n", |
1293 | mac_addr, chip_name, priv->rf->name); | |
f6532111 MW |
1294 | |
1295 | return 0; | |
1296 | ||
1297 | err_iounmap: | |
0269da28 | 1298 | pci_iounmap(pdev, priv->map); |
f6532111 MW |
1299 | |
1300 | err_free_dev: | |
f6532111 MW |
1301 | ieee80211_free_hw(dev); |
1302 | ||
1303 | err_free_reg: | |
1304 | pci_release_regions(pdev); | |
1305 | pci_disable_device(pdev); | |
1306 | return err; | |
1307 | } | |
1308 | ||
fb4e899d | 1309 | static void rtl8180_remove(struct pci_dev *pdev) |
f6532111 MW |
1310 | { |
1311 | struct ieee80211_hw *dev = pci_get_drvdata(pdev); | |
1312 | struct rtl8180_priv *priv; | |
1313 | ||
1314 | if (!dev) | |
1315 | return; | |
1316 | ||
1317 | ieee80211_unregister_hw(dev); | |
1318 | ||
1319 | priv = dev->priv; | |
1320 | ||
1321 | pci_iounmap(pdev, priv->map); | |
1322 | pci_release_regions(pdev); | |
1323 | pci_disable_device(pdev); | |
1324 | ieee80211_free_hw(dev); | |
1325 | } | |
1326 | ||
1327 | #ifdef CONFIG_PM | |
1328 | static int rtl8180_suspend(struct pci_dev *pdev, pm_message_t state) | |
1329 | { | |
1330 | pci_save_state(pdev); | |
1331 | pci_set_power_state(pdev, pci_choose_state(pdev, state)); | |
1332 | return 0; | |
1333 | } | |
1334 | ||
1335 | static int rtl8180_resume(struct pci_dev *pdev) | |
1336 | { | |
1337 | pci_set_power_state(pdev, PCI_D0); | |
1338 | pci_restore_state(pdev); | |
1339 | return 0; | |
1340 | } | |
1341 | ||
1342 | #endif /* CONFIG_PM */ | |
1343 | ||
1344 | static struct pci_driver rtl8180_driver = { | |
1345 | .name = KBUILD_MODNAME, | |
1346 | .id_table = rtl8180_table, | |
1347 | .probe = rtl8180_probe, | |
fb4e899d | 1348 | .remove = rtl8180_remove, |
f6532111 MW |
1349 | #ifdef CONFIG_PM |
1350 | .suspend = rtl8180_suspend, | |
1351 | .resume = rtl8180_resume, | |
1352 | #endif /* CONFIG_PM */ | |
1353 | }; | |
1354 | ||
5b0a3b7e | 1355 | module_pci_driver(rtl8180_driver); |