package/kernel/mac80211/patches/300-pending_work.patch

   1 commit c11113bc25df22898fb995d3205bdc4f27c98073
   2 Author: Felix Fietkau <nbd@openwrt.org>
   3 Date:   Sat Sep 27 18:04:58 2014 +0200
   4
   5     ath5k: add missing include for debug code
   6
   7     Needed for calling vmalloc()/vfree()
   8
   9     Signed-off-by: Felix Fietkau <nbd@openwrt.org>
  10
  11 commit 83f76a9f9a42773c7eef90bb86b4b2c16b0b3755
  12 Author: Felix Fietkau <nbd@openwrt.org>
  13 Date:   Sat Sep 27 15:58:51 2014 +0200
  14
  15     ath5k: fix AHB kconfig dependency
  16
  17     Signed-off-by: Felix Fietkau <nbd@openwrt.org>
  18
  19 commit ddd67f2a5cfd73fad4b78190025402d419b9f0a9
  20 Author: Felix Fietkau <nbd@openwrt.org>
  21 Date:   Sat Sep 27 15:57:09 2014 +0200
  22
  23     Revert "ath5k: Remove AHB bus support"
  24
  25     This reverts commit 093ec3c5337434f40d77c1af06c139da3e5ba6dc.
  26
  27 --- a/drivers/net/wireless/ath/ath5k/Kconfig
  28 +++ b/drivers/net/wireless/ath/ath5k/Kconfig
  29 @@ -2,12 +2,14 @@ config ATH5K
  30         tristate "Atheros 5xxx wireless cards support"
  31         depends on m
  32         depends on PCI && MAC80211
  33 +       depends on (PCI || ATHEROS_AR231X) && MAC80211
  34         select ATH_COMMON
  35         select MAC80211_LEDS
  36         select BACKPORT_LEDS_CLASS
  37         select BACKPORT_NEW_LEDS
  38         select BACKPORT_AVERAGE
  39 -       select ATH5K_PCI
  40 +       select ATH5K_AHB if ATHEROS_AR231X
  41 +       select ATH5K_PCI if !ATHEROS_AR231X
  42         ---help---
  43           This module adds support for wireless adapters based on
  44           Atheros 5xxx chipset.
  45 @@ -52,9 +54,16 @@ config ATH5K_TRACER
  46
  47           If unsure, say N.
  48
  49 +config ATH5K_AHB
  50 +       bool "Atheros 5xxx AHB bus support"
  51 +       depends on ATHEROS_AR231X
  52 +       ---help---
  53 +         This adds support for WiSoC type chipsets of the 5xxx Atheros
  54 +         family.
  55 +
  56  config ATH5K_PCI
  57         bool "Atheros 5xxx PCI bus support"
  58 -       depends on PCI
  59 +       depends on !ATHEROS_AR231X
  60         ---help---
  61           This adds support for PCI type chipsets of the 5xxx Atheros
  62           family.
  63 --- /dev/null
  64 +++ b/drivers/net/wireless/ath/ath5k/ahb.c
  65 @@ -0,0 +1,234 @@
  66 +/*
  67 + * Copyright (c) 2008-2009 Atheros Communications Inc.
  68 + * Copyright (c) 2009 Gabor Juhos <juhosg@openwrt.org>
  69 + * Copyright (c) 2009 Imre Kaloz <kaloz@openwrt.org>
  70 + *
  71 + * Permission to use, copy, modify, and/or distribute this software for any
  72 + * purpose with or without fee is hereby granted, provided that the above
  73 + * copyright notice and this permission notice appear in all copies.
  74 + *
  75 + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
  76 + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
  77 + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
  78 + * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
  79 + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
  80 + * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
  81 + * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  82 + */
  83 +
  84 +#include <linux/nl80211.h>
  85 +#include <linux/platform_device.h>
  86 +#include <linux/etherdevice.h>
  87 +#include <linux/export.h>
  88 +#include <ar231x_platform.h>
  89 +#include "ath5k.h"
  90 +#include "debug.h"
  91 +#include "base.h"
  92 +#include "reg.h"
  93 +
  94 +/* return bus cachesize in 4B word units */
  95 +static void ath5k_ahb_read_cachesize(struct ath_common *common, int *csz)
  96 +{
  97 +       *csz = L1_CACHE_BYTES >> 2;
  98 +}
  99 +
 100 +static bool
 101 +ath5k_ahb_eeprom_read(struct ath_common *common, u32 off, u16 *data)
 102 +{
 103 +       struct ath5k_hw *ah = common->priv;
 104 +       struct platform_device *pdev = to_platform_device(ah->dev);
 105 +       struct ar231x_board_config *bcfg = dev_get_platdata(&pdev->dev);
 106 +       u16 *eeprom, *eeprom_end;
 107 +
 108 +       eeprom = (u16 *) bcfg->radio;
 109 +       eeprom_end = ((void *) bcfg->config) + BOARD_CONFIG_BUFSZ;
 110 +
 111 +       eeprom += off;
 112 +       if (eeprom > eeprom_end)
 113 +               return false;
 114 +
 115 +       *data = *eeprom;
 116 +       return true;
 117 +}
 118 +
 119 +int ath5k_hw_read_srev(struct ath5k_hw *ah)
 120 +{
 121 +       struct platform_device *pdev = to_platform_device(ah->dev);
 122 +       struct ar231x_board_config *bcfg = dev_get_platdata(&pdev->dev);
 123 +       ah->ah_mac_srev = bcfg->devid;
 124 +       return 0;
 125 +}
 126 +
 127 +static int ath5k_ahb_eeprom_read_mac(struct ath5k_hw *ah, u8 *mac)
 128 +{
 129 +       struct platform_device *pdev = to_platform_device(ah->dev);
 130 +       struct ar231x_board_config *bcfg = dev_get_platdata(&pdev->dev);
 131 +       u8 *cfg_mac;
 132 +
 133 +       if (to_platform_device(ah->dev)->id == 0)
 134 +               cfg_mac = bcfg->config->wlan0_mac;
 135 +       else
 136 +               cfg_mac = bcfg->config->wlan1_mac;
 137 +
 138 +       memcpy(mac, cfg_mac, ETH_ALEN);
 139 +       return 0;
 140 +}
 141 +
 142 +static const struct ath_bus_ops ath_ahb_bus_ops = {
 143 +       .ath_bus_type = ATH_AHB,
 144 +       .read_cachesize = ath5k_ahb_read_cachesize,
 145 +       .eeprom_read = ath5k_ahb_eeprom_read,
 146 +       .eeprom_read_mac = ath5k_ahb_eeprom_read_mac,
 147 +};
 148 +
 149 +/*Initialization*/
 150 +static int ath_ahb_probe(struct platform_device *pdev)
 151 +{
 152 +       struct ar231x_board_config *bcfg = dev_get_platdata(&pdev->dev);
 153 +       struct ath5k_hw *ah;
 154 +       struct ieee80211_hw *hw;
 155 +       struct resource *res;
 156 +       void __iomem *mem;
 157 +       int irq;
 158 +       int ret = 0;
 159 +       u32 reg;
 160 +
 161 +       if (!dev_get_platdata(&pdev->dev)) {
 162 +               dev_err(&pdev->dev, "no platform data specified\n");
 163 +               ret = -EINVAL;
 164 +               goto err_out;
 165 +       }
 166 +
 167 +       res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
 168 +       if (res == NULL) {
 169 +               dev_err(&pdev->dev, "no memory resource found\n");
 170 +               ret = -ENXIO;
 171 +               goto err_out;
 172 +       }
 173 +
 174 +       mem = ioremap_nocache(res->start, resource_size(res));
 175 +       if (mem == NULL) {
 176 +               dev_err(&pdev->dev, "ioremap failed\n");
 177 +               ret = -ENOMEM;
 178 +               goto err_out;
 179 +       }
 180 +
 181 +       res = platform_get_resource(pdev, IORESOURCE_IRQ, 0);
 182 +       if (res == NULL) {
 183 +               dev_err(&pdev->dev, "no IRQ resource found\n");
 184 +               ret = -ENXIO;
 185 +               goto err_iounmap;
 186 +       }
 187 +
 188 +       irq = res->start;
 189 +
 190 +       hw = ieee80211_alloc_hw(sizeof(struct ath5k_hw), &ath5k_hw_ops);
 191 +       if (hw == NULL) {
 192 +               dev_err(&pdev->dev, "no memory for ieee80211_hw\n");
 193 +               ret = -ENOMEM;
 194 +               goto err_iounmap;
 195 +       }
 196 +
 197 +       ah = hw->priv;
 198 +       ah->hw = hw;
 199 +       ah->dev = &pdev->dev;
 200 +       ah->iobase = mem;
 201 +       ah->irq = irq;
 202 +       ah->devid = bcfg->devid;
 203 +
 204 +       if (bcfg->devid >= AR5K_SREV_AR2315_R6) {
 205 +               /* Enable WMAC AHB arbitration */
 206 +               reg = ioread32((void __iomem *) AR5K_AR2315_AHB_ARB_CTL);
 207 +               reg |= AR5K_AR2315_AHB_ARB_CTL_WLAN;
 208 +               iowrite32(reg, (void __iomem *) AR5K_AR2315_AHB_ARB_CTL);
 209 +
 210 +               /* Enable global WMAC swapping */
 211 +               reg = ioread32((void __iomem *) AR5K_AR2315_BYTESWAP);
 212 +               reg |= AR5K_AR2315_BYTESWAP_WMAC;
 213 +               iowrite32(reg, (void __iomem *) AR5K_AR2315_BYTESWAP);
 214 +       } else {
 215 +               /* Enable WMAC DMA access (assuming 5312 or 231x*/
 216 +               /* TODO: check other platforms */
 217 +               reg = ioread32((void __iomem *) AR5K_AR5312_ENABLE);
 218 +               if (to_platform_device(ah->dev)->id == 0)
 219 +                       reg |= AR5K_AR5312_ENABLE_WLAN0;
 220 +               else
 221 +                       reg |= AR5K_AR5312_ENABLE_WLAN1;
 222 +               iowrite32(reg, (void __iomem *) AR5K_AR5312_ENABLE);
 223 +
 224 +               /*
 225 +                * On a dual-band AR5312, the multiband radio is only
 226 +                * used as pass-through. Disable 2 GHz support in the
 227 +                * driver for it
 228 +                */
 229 +               if (to_platform_device(ah->dev)->id == 0 &&
 230 +                   (bcfg->config->flags & (BD_WLAN0 | BD_WLAN1)) ==
 231 +                    (BD_WLAN1 | BD_WLAN0))
 232 +                       ah->ah_capabilities.cap_needs_2GHz_ovr = true;
 233 +               else
 234 +                       ah->ah_capabilities.cap_needs_2GHz_ovr = false;
 235 +       }
 236 +
 237 +       ret = ath5k_init_ah(ah, &ath_ahb_bus_ops);
 238 +       if (ret != 0) {
 239 +               dev_err(&pdev->dev, "failed to attach device, err=%d\n", ret);
 240 +               ret = -ENODEV;
 241 +               goto err_free_hw;
 242 +       }
 243 +
 244 +       platform_set_drvdata(pdev, hw);
 245 +
 246 +       return 0;
 247 +
 248 + err_free_hw:
 249 +       ieee80211_free_hw(hw);
 250 + err_iounmap:
 251 +        iounmap(mem);
 252 + err_out:
 253 +       return ret;
 254 +}
 255 +
 256 +static int ath_ahb_remove(struct platform_device *pdev)
 257 +{
 258 +       struct ar231x_board_config *bcfg = dev_get_platdata(&pdev->dev);
 259 +       struct ieee80211_hw *hw = platform_get_drvdata(pdev);
 260 +       struct ath5k_hw *ah;
 261 +       u32 reg;
 262 +
 263 +       if (!hw)
 264 +               return 0;
 265 +
 266 +       ah = hw->priv;
 267 +
 268 +       if (bcfg->devid >= AR5K_SREV_AR2315_R6) {
 269 +               /* Disable WMAC AHB arbitration */
 270 +               reg = ioread32((void __iomem *) AR5K_AR2315_AHB_ARB_CTL);
 271 +               reg &= ~AR5K_AR2315_AHB_ARB_CTL_WLAN;
 272 +               iowrite32(reg, (void __iomem *) AR5K_AR2315_AHB_ARB_CTL);
 273 +       } else {
 274 +               /*Stop DMA access */
 275 +               reg = ioread32((void __iomem *) AR5K_AR5312_ENABLE);
 276 +               if (to_platform_device(ah->dev)->id == 0)
 277 +                       reg &= ~AR5K_AR5312_ENABLE_WLAN0;
 278 +               else
 279 +                       reg &= ~AR5K_AR5312_ENABLE_WLAN1;
 280 +               iowrite32(reg, (void __iomem *) AR5K_AR5312_ENABLE);
 281 +       }
 282 +
 283 +       ath5k_deinit_ah(ah);
 284 +       iounmap(ah->iobase);
 285 +       ieee80211_free_hw(hw);
 286 +
 287 +       return 0;
 288 +}
 289 +
 290 +static struct platform_driver ath_ahb_driver = {
 291 +       .probe      = ath_ahb_probe,
 292 +       .remove     = ath_ahb_remove,
 293 +       .driver         = {
 294 +               .name   = "ar231x-wmac",
 295 +               .owner  = THIS_MODULE,
 296 +       },
 297 +};
 298 +
 299 +module_platform_driver(ath_ahb_driver);
 300 --- a/drivers/net/wireless/ath/ath5k/ath5k.h
 301 +++ b/drivers/net/wireless/ath/ath5k/ath5k.h
 302 @@ -1647,6 +1647,32 @@ static inline struct ath_regulatory *ath
 303         return &(ath5k_hw_common(ah)->regulatory);
 304  }
 305
 306 +#ifdef CONFIG_ATHEROS_AR231X
 307 +#define AR5K_AR2315_PCI_BASE   ((void __iomem *)0xb0100000)
 308 +
 309 +static inline void __iomem *ath5k_ahb_reg(struct ath5k_hw *ah, u16 reg)
 310 +{
 311 +       /* On AR2315 and AR2317 the PCI clock domain registers
 312 +        * are outside of the WMAC register space */
 313 +       if (unlikely((reg >= 0x4000) && (reg < 0x5000) &&
 314 +           (ah->ah_mac_srev >= AR5K_SREV_AR2315_R6)))
 315 +               return AR5K_AR2315_PCI_BASE + reg;
 316 +
 317 +       return ah->iobase + reg;
 318 +}
 319 +
 320 +static inline u32 ath5k_hw_reg_read(struct ath5k_hw *ah, u16 reg)
 321 +{
 322 +       return ioread32(ath5k_ahb_reg(ah, reg));
 323 +}
 324 +
 325 +static inline void ath5k_hw_reg_write(struct ath5k_hw *ah, u32 val, u16 reg)
 326 +{
 327 +       iowrite32(val, ath5k_ahb_reg(ah, reg));
 328 +}
 329 +
 330 +#else
 331 +
 332  static inline u32 ath5k_hw_reg_read(struct ath5k_hw *ah, u16 reg)
 333  {
 334         return ioread32(ah->iobase + reg);
 335 @@ -1657,6 +1683,8 @@ static inline void ath5k_hw_reg_write(st
 336         iowrite32(val, ah->iobase + reg);
 337  }
 338
 339 +#endif
 340 +
 341  static inline enum ath_bus_type ath5k_get_bus_type(struct ath5k_hw *ah)
 342  {
 343         return ath5k_hw_common(ah)->bus_ops->ath_bus_type;
 344 --- a/drivers/net/wireless/ath/ath5k/base.c
 345 +++ b/drivers/net/wireless/ath/ath5k/base.c
 346 @@ -99,6 +99,15 @@ static int ath5k_reset(struct ath5k_hw *
 347
 348  /* Known SREVs */
 349  static const struct ath5k_srev_name srev_names[] = {
 350 +#ifdef CONFIG_ATHEROS_AR231X
 351 +       { "5312",       AR5K_VERSION_MAC,       AR5K_SREV_AR5312_R2 },
 352 +       { "5312",       AR5K_VERSION_MAC,       AR5K_SREV_AR5312_R7 },
 353 +       { "2313",       AR5K_VERSION_MAC,       AR5K_SREV_AR2313_R8 },
 354 +       { "2315",       AR5K_VERSION_MAC,       AR5K_SREV_AR2315_R6 },
 355 +       { "2315",       AR5K_VERSION_MAC,       AR5K_SREV_AR2315_R7 },
 356 +       { "2317",       AR5K_VERSION_MAC,       AR5K_SREV_AR2317_R1 },
 357 +       { "2317",       AR5K_VERSION_MAC,       AR5K_SREV_AR2317_R2 },
 358 +#else
 359         { "5210",       AR5K_VERSION_MAC,       AR5K_SREV_AR5210 },
 360         { "5311",       AR5K_VERSION_MAC,       AR5K_SREV_AR5311 },
 361         { "5311A",      AR5K_VERSION_MAC,       AR5K_SREV_AR5311A },
 362 @@ -117,6 +126,7 @@ static const struct ath5k_srev_name srev
 363         { "5418",       AR5K_VERSION_MAC,       AR5K_SREV_AR5418 },
 364         { "2425",       AR5K_VERSION_MAC,       AR5K_SREV_AR2425 },
 365         { "2417",       AR5K_VERSION_MAC,       AR5K_SREV_AR2417 },
 366 +#endif
 367         { "xxxxx",      AR5K_VERSION_MAC,       AR5K_SREV_UNKNOWN },
 368         { "5110",       AR5K_VERSION_RAD,       AR5K_SREV_RAD_5110 },
 369         { "5111",       AR5K_VERSION_RAD,       AR5K_SREV_RAD_5111 },
 370 @@ -132,6 +142,10 @@ static const struct ath5k_srev_name srev
 371         { "5413",       AR5K_VERSION_RAD,       AR5K_SREV_RAD_5413 },
 372         { "5424",       AR5K_VERSION_RAD,       AR5K_SREV_RAD_5424 },
 373         { "5133",       AR5K_VERSION_RAD,       AR5K_SREV_RAD_5133 },
 374 +#ifdef CONFIG_ATHEROS_AR231X
 375 +       { "2316",       AR5K_VERSION_RAD,       AR5K_SREV_RAD_2316 },
 376 +       { "2317",       AR5K_VERSION_RAD,       AR5K_SREV_RAD_2317 },
 377 +#endif
 378         { "xxxxx",      AR5K_VERSION_RAD,       AR5K_SREV_UNKNOWN },
 379  };
 380
 381 --- a/drivers/net/wireless/ath/ath5k/led.c
 382 +++ b/drivers/net/wireless/ath/ath5k/led.c
 383 @@ -163,14 +163,20 @@ int ath5k_init_leds(struct ath5k_hw *ah)
 384  {
 385         int ret = 0;
 386         struct ieee80211_hw *hw = ah->hw;
 387 +#ifndef CONFIG_ATHEROS_AR231X
 388         struct pci_dev *pdev = ah->pdev;
 389 +#endif
 390         char name[ATH5K_LED_MAX_NAME_LEN + 1];
 391         const struct pci_device_id *match;
 392
 393         if (!ah->pdev)
 394                 return 0;
 395
 396 +#ifdef CONFIG_ATHEROS_AR231X
 397 +       match = NULL;
 398 +#else
 399         match = pci_match_id(&ath5k_led_devices[0], pdev);
 400 +#endif
 401         if (match) {
 402                 __set_bit(ATH_STAT_LEDSOFT, ah->status);
 403                 ah->led_pin = ATH_PIN(match->driver_data);
 404 --- a/drivers/net/wireless/ath/ath5k/debug.c
 405 +++ b/drivers/net/wireless/ath/ath5k/debug.c
 406 @@ -65,6 +65,7 @@
 407
 408  #include <linux/seq_file.h>
 409  #include <linux/list.h>
 410 +#include <linux/vmalloc.h>
 411  #include "debug.h"
 412  #include "ath5k.h"
 413  #include "reg.h"