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-rw-r--r--drivers/net/wireless/ath/ath9k/ar9580_1p0_initvals.h2
-rw-r--r--drivers/net/wireless/ath/ath9k/dfs_pattern_detector.c4
-rw-r--r--drivers/net/wireless/ath/ath9k/dfs_pri_detector.c4
-rw-r--r--drivers/net/wireless/ath/ath9k/htc_drv_init.c2
-rw-r--r--drivers/net/wireless/ath/ath9k/main.c4
-rw-r--r--drivers/net/wireless/b43/phy_n.c3
-rw-r--r--drivers/net/wireless/brcm80211/brcmfmac/dhd_sdio.c6
-rw-r--r--drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c53
-rw-r--r--drivers/net/wireless/brcm80211/brcmsmac/mac80211_if.c264
-rw-r--r--drivers/net/wireless/mwifiex/scan.c11
-rw-r--r--drivers/net/wireless/rt2x00/Kconfig7
-rw-r--r--drivers/net/wireless/rt2x00/Makefile1
-rw-r--r--drivers/net/wireless/rt2x00/rt2400pci.c1
-rw-r--r--drivers/net/wireless/rt2x00/rt2500pci.c1
-rw-r--r--drivers/net/wireless/rt2x00/rt2800pci.c1
-rw-r--r--drivers/net/wireless/rt2x00/rt2x00mmio.c216
-rw-r--r--drivers/net/wireless/rt2x00/rt2x00mmio.h119
-rw-r--r--drivers/net/wireless/rt2x00/rt2x00pci.c176
-rw-r--r--drivers/net/wireless/rt2x00/rt2x00pci.h88
-rw-r--r--drivers/net/wireless/rt2x00/rt61pci.c1
20 files changed, 529 insertions, 435 deletions
diff --git a/drivers/net/wireless/ath/ath9k/ar9580_1p0_initvals.h b/drivers/net/wireless/ath/ath9k/ar9580_1p0_initvals.h
index 28fd99203f64..bdee2ed67219 100644
--- a/drivers/net/wireless/ath/ath9k/ar9580_1p0_initvals.h
+++ b/drivers/net/wireless/ath/ath9k/ar9580_1p0_initvals.h
@@ -519,7 +519,7 @@ static const u32 ar9580_1p0_mac_core[][2] = {
519 {0x00008258, 0x00000000}, 519 {0x00008258, 0x00000000},
520 {0x0000825c, 0x40000000}, 520 {0x0000825c, 0x40000000},
521 {0x00008260, 0x00080922}, 521 {0x00008260, 0x00080922},
522 {0x00008264, 0x9bc00010}, 522 {0x00008264, 0x9d400010},
523 {0x00008268, 0xffffffff}, 523 {0x00008268, 0xffffffff},
524 {0x0000826c, 0x0000ffff}, 524 {0x0000826c, 0x0000ffff},
525 {0x00008270, 0x00000000}, 525 {0x00008270, 0x00000000},
diff --git a/drivers/net/wireless/ath/ath9k/dfs_pattern_detector.c b/drivers/net/wireless/ath/ath9k/dfs_pattern_detector.c
index 467b60014b7b..73fe8d6db566 100644
--- a/drivers/net/wireless/ath/ath9k/dfs_pattern_detector.c
+++ b/drivers/net/wireless/ath/ath9k/dfs_pattern_detector.c
@@ -143,14 +143,14 @@ channel_detector_create(struct dfs_pattern_detector *dpd, u16 freq)
143 u32 sz, i; 143 u32 sz, i;
144 struct channel_detector *cd; 144 struct channel_detector *cd;
145 145
146 cd = kmalloc(sizeof(*cd), GFP_KERNEL); 146 cd = kmalloc(sizeof(*cd), GFP_ATOMIC);
147 if (cd == NULL) 147 if (cd == NULL)
148 goto fail; 148 goto fail;
149 149
150 INIT_LIST_HEAD(&cd->head); 150 INIT_LIST_HEAD(&cd->head);
151 cd->freq = freq; 151 cd->freq = freq;
152 sz = sizeof(cd->detectors) * dpd->num_radar_types; 152 sz = sizeof(cd->detectors) * dpd->num_radar_types;
153 cd->detectors = kzalloc(sz, GFP_KERNEL); 153 cd->detectors = kzalloc(sz, GFP_ATOMIC);
154 if (cd->detectors == NULL) 154 if (cd->detectors == NULL)
155 goto fail; 155 goto fail;
156 156
diff --git a/drivers/net/wireless/ath/ath9k/dfs_pri_detector.c b/drivers/net/wireless/ath/ath9k/dfs_pri_detector.c
index 91b8dceeadb1..5e48c5515b8c 100644
--- a/drivers/net/wireless/ath/ath9k/dfs_pri_detector.c
+++ b/drivers/net/wireless/ath/ath9k/dfs_pri_detector.c
@@ -218,7 +218,7 @@ static bool pulse_queue_enqueue(struct pri_detector *pde, u64 ts)
218{ 218{
219 struct pulse_elem *p = pool_get_pulse_elem(); 219 struct pulse_elem *p = pool_get_pulse_elem();
220 if (p == NULL) { 220 if (p == NULL) {
221 p = kmalloc(sizeof(*p), GFP_KERNEL); 221 p = kmalloc(sizeof(*p), GFP_ATOMIC);
222 if (p == NULL) { 222 if (p == NULL) {
223 DFS_POOL_STAT_INC(pulse_alloc_error); 223 DFS_POOL_STAT_INC(pulse_alloc_error);
224 return false; 224 return false;
@@ -299,7 +299,7 @@ static bool pseq_handler_create_sequences(struct pri_detector *pde,
299 ps.deadline_ts = ps.first_ts + ps.dur; 299 ps.deadline_ts = ps.first_ts + ps.dur;
300 new_ps = pool_get_pseq_elem(); 300 new_ps = pool_get_pseq_elem();
301 if (new_ps == NULL) { 301 if (new_ps == NULL) {
302 new_ps = kmalloc(sizeof(*new_ps), GFP_KERNEL); 302 new_ps = kmalloc(sizeof(*new_ps), GFP_ATOMIC);
303 if (new_ps == NULL) { 303 if (new_ps == NULL) {
304 DFS_POOL_STAT_INC(pseq_alloc_error); 304 DFS_POOL_STAT_INC(pseq_alloc_error);
305 return false; 305 return false;
diff --git a/drivers/net/wireless/ath/ath9k/htc_drv_init.c b/drivers/net/wireless/ath/ath9k/htc_drv_init.c
index 716058b67557..a47f5e05fc04 100644
--- a/drivers/net/wireless/ath/ath9k/htc_drv_init.c
+++ b/drivers/net/wireless/ath/ath9k/htc_drv_init.c
@@ -796,7 +796,7 @@ static int ath9k_init_firmware_version(struct ath9k_htc_priv *priv)
796 * required version. 796 * required version.
797 */ 797 */
798 if (priv->fw_version_major != MAJOR_VERSION_REQ || 798 if (priv->fw_version_major != MAJOR_VERSION_REQ ||
799 priv->fw_version_minor != MINOR_VERSION_REQ) { 799 priv->fw_version_minor < MINOR_VERSION_REQ) {
800 dev_err(priv->dev, "ath9k_htc: Please upgrade to FW version %d.%d\n", 800 dev_err(priv->dev, "ath9k_htc: Please upgrade to FW version %d.%d\n",
801 MAJOR_VERSION_REQ, MINOR_VERSION_REQ); 801 MAJOR_VERSION_REQ, MINOR_VERSION_REQ);
802 return -EINVAL; 802 return -EINVAL;
diff --git a/drivers/net/wireless/ath/ath9k/main.c b/drivers/net/wireless/ath/ath9k/main.c
index 6e66f9c6782b..988372d218a4 100644
--- a/drivers/net/wireless/ath/ath9k/main.c
+++ b/drivers/net/wireless/ath/ath9k/main.c
@@ -280,6 +280,10 @@ static int ath_reset_internal(struct ath_softc *sc, struct ath9k_channel *hchan)
280 if (r) { 280 if (r) {
281 ath_err(common, 281 ath_err(common,
282 "Unable to reset channel, reset status %d\n", r); 282 "Unable to reset channel, reset status %d\n", r);
283
284 ath9k_hw_enable_interrupts(ah);
285 ath9k_queue_reset(sc, RESET_TYPE_BB_HANG);
286
283 goto out; 287 goto out;
284 } 288 }
285 289
diff --git a/drivers/net/wireless/b43/phy_n.c b/drivers/net/wireless/b43/phy_n.c
index e8486c1e091a..b70f220bc4b3 100644
--- a/drivers/net/wireless/b43/phy_n.c
+++ b/drivers/net/wireless/b43/phy_n.c
@@ -5165,7 +5165,8 @@ static void b43_nphy_pmu_spur_avoid(struct b43_wldev *dev, bool avoid)
5165#endif 5165#endif
5166#ifdef CONFIG_B43_SSB 5166#ifdef CONFIG_B43_SSB
5167 case B43_BUS_SSB: 5167 case B43_BUS_SSB:
5168 /* FIXME */ 5168 ssb_pmu_spuravoid_pllupdate(&dev->dev->sdev->bus->chipco,
5169 avoid);
5169 break; 5170 break;
5170#endif 5171#endif
5171 } 5172 }
diff --git a/drivers/net/wireless/brcm80211/brcmfmac/dhd_sdio.c b/drivers/net/wireless/brcm80211/brcmfmac/dhd_sdio.c
index 4469321c0eb3..35fc68be158d 100644
--- a/drivers/net/wireless/brcm80211/brcmfmac/dhd_sdio.c
+++ b/drivers/net/wireless/brcm80211/brcmfmac/dhd_sdio.c
@@ -3317,15 +3317,15 @@ static int _brcmf_sdbrcm_download_firmware(struct brcmf_sdio *bus)
3317 goto err; 3317 goto err;
3318 } 3318 }
3319 3319
3320 /* External image takes precedence if specified */
3321 if (brcmf_sdbrcm_download_code_file(bus)) { 3320 if (brcmf_sdbrcm_download_code_file(bus)) {
3322 brcmf_err("dongle image file download failed\n"); 3321 brcmf_err("dongle image file download failed\n");
3323 goto err; 3322 goto err;
3324 } 3323 }
3325 3324
3326 /* External nvram takes precedence if specified */ 3325 if (brcmf_sdbrcm_download_nvram(bus)) {
3327 if (brcmf_sdbrcm_download_nvram(bus))
3328 brcmf_err("dongle nvram file download failed\n"); 3326 brcmf_err("dongle nvram file download failed\n");
3327 goto err;
3328 }
3329 3329
3330 /* Take arm out of reset */ 3330 /* Take arm out of reset */
3331 if (brcmf_sdbrcm_download_state(bus, false)) { 3331 if (brcmf_sdbrcm_download_state(bus, false)) {
diff --git a/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c b/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c
index 2af9c0f0798d..78da3eff75e8 100644
--- a/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c
+++ b/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c
@@ -1891,8 +1891,10 @@ static s32
1891brcmf_add_keyext(struct wiphy *wiphy, struct net_device *ndev, 1891brcmf_add_keyext(struct wiphy *wiphy, struct net_device *ndev,
1892 u8 key_idx, const u8 *mac_addr, struct key_params *params) 1892 u8 key_idx, const u8 *mac_addr, struct key_params *params)
1893{ 1893{
1894 struct brcmf_if *ifp = netdev_priv(ndev);
1894 struct brcmf_wsec_key key; 1895 struct brcmf_wsec_key key;
1895 s32 err = 0; 1896 s32 err = 0;
1897 u8 keybuf[8];
1896 1898
1897 memset(&key, 0, sizeof(key)); 1899 memset(&key, 0, sizeof(key));
1898 key.index = (u32) key_idx; 1900 key.index = (u32) key_idx;
@@ -1916,8 +1918,9 @@ brcmf_add_keyext(struct wiphy *wiphy, struct net_device *ndev,
1916 brcmf_dbg(CONN, "Setting the key index %d\n", key.index); 1918 brcmf_dbg(CONN, "Setting the key index %d\n", key.index);
1917 memcpy(key.data, params->key, key.len); 1919 memcpy(key.data, params->key, key.len);
1918 1920
1919 if (params->cipher == WLAN_CIPHER_SUITE_TKIP) { 1921 if ((ifp->vif->mode != WL_MODE_AP) &&
1920 u8 keybuf[8]; 1922 (params->cipher == WLAN_CIPHER_SUITE_TKIP)) {
1923 brcmf_dbg(CONN, "Swapping RX/TX MIC key\n");
1921 memcpy(keybuf, &key.data[24], sizeof(keybuf)); 1924 memcpy(keybuf, &key.data[24], sizeof(keybuf));
1922 memcpy(&key.data[24], &key.data[16], sizeof(keybuf)); 1925 memcpy(&key.data[24], &key.data[16], sizeof(keybuf));
1923 memcpy(&key.data[16], keybuf, sizeof(keybuf)); 1926 memcpy(&key.data[16], keybuf, sizeof(keybuf));
@@ -2013,7 +2016,7 @@ brcmf_cfg80211_add_key(struct wiphy *wiphy, struct net_device *ndev,
2013 break; 2016 break;
2014 case WLAN_CIPHER_SUITE_TKIP: 2017 case WLAN_CIPHER_SUITE_TKIP:
2015 if (ifp->vif->mode != WL_MODE_AP) { 2018 if (ifp->vif->mode != WL_MODE_AP) {
2016 brcmf_dbg(CONN, "Swapping key\n"); 2019 brcmf_dbg(CONN, "Swapping RX/TX MIC key\n");
2017 memcpy(keybuf, &key.data[24], sizeof(keybuf)); 2020 memcpy(keybuf, &key.data[24], sizeof(keybuf));
2018 memcpy(&key.data[24], &key.data[16], sizeof(keybuf)); 2021 memcpy(&key.data[24], &key.data[16], sizeof(keybuf));
2019 memcpy(&key.data[16], keybuf, sizeof(keybuf)); 2022 memcpy(&key.data[16], keybuf, sizeof(keybuf));
@@ -2118,8 +2121,7 @@ brcmf_cfg80211_get_key(struct wiphy *wiphy, struct net_device *ndev,
2118 err = -EAGAIN; 2121 err = -EAGAIN;
2119 goto done; 2122 goto done;
2120 } 2123 }
2121 switch (wsec & ~SES_OW_ENABLED) { 2124 if (wsec & WEP_ENABLED) {
2122 case WEP_ENABLED:
2123 sec = &profile->sec; 2125 sec = &profile->sec;
2124 if (sec->cipher_pairwise & WLAN_CIPHER_SUITE_WEP40) { 2126 if (sec->cipher_pairwise & WLAN_CIPHER_SUITE_WEP40) {
2125 params.cipher = WLAN_CIPHER_SUITE_WEP40; 2127 params.cipher = WLAN_CIPHER_SUITE_WEP40;
@@ -2128,16 +2130,13 @@ brcmf_cfg80211_get_key(struct wiphy *wiphy, struct net_device *ndev,
2128 params.cipher = WLAN_CIPHER_SUITE_WEP104; 2130 params.cipher = WLAN_CIPHER_SUITE_WEP104;
2129 brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_WEP104\n"); 2131 brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_WEP104\n");
2130 } 2132 }
2131 break; 2133 } else if (wsec & TKIP_ENABLED) {
2132 case TKIP_ENABLED:
2133 params.cipher = WLAN_CIPHER_SUITE_TKIP; 2134 params.cipher = WLAN_CIPHER_SUITE_TKIP;
2134 brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_TKIP\n"); 2135 brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_TKIP\n");
2135 break; 2136 } else if (wsec & AES_ENABLED) {
2136 case AES_ENABLED:
2137 params.cipher = WLAN_CIPHER_SUITE_AES_CMAC; 2137 params.cipher = WLAN_CIPHER_SUITE_AES_CMAC;
2138 brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_AES_CMAC\n"); 2138 brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_AES_CMAC\n");
2139 break; 2139 } else {
2140 default:
2141 brcmf_err("Invalid algo (0x%x)\n", wsec); 2140 brcmf_err("Invalid algo (0x%x)\n", wsec);
2142 err = -EINVAL; 2141 err = -EINVAL;
2143 goto done; 2142 goto done;
@@ -3824,8 +3823,9 @@ exit:
3824static int brcmf_cfg80211_stop_ap(struct wiphy *wiphy, struct net_device *ndev) 3823static int brcmf_cfg80211_stop_ap(struct wiphy *wiphy, struct net_device *ndev)
3825{ 3824{
3826 struct brcmf_if *ifp = netdev_priv(ndev); 3825 struct brcmf_if *ifp = netdev_priv(ndev);
3827 s32 err = -EPERM; 3826 s32 err;
3828 struct brcmf_fil_bss_enable_le bss_enable; 3827 struct brcmf_fil_bss_enable_le bss_enable;
3828 struct brcmf_join_params join_params;
3829 3829
3830 brcmf_dbg(TRACE, "Enter\n"); 3830 brcmf_dbg(TRACE, "Enter\n");
3831 3831
@@ -3833,16 +3833,21 @@ static int brcmf_cfg80211_stop_ap(struct wiphy *wiphy, struct net_device *ndev)
3833 /* Due to most likely deauths outstanding we sleep */ 3833 /* Due to most likely deauths outstanding we sleep */
3834 /* first to make sure they get processed by fw. */ 3834 /* first to make sure they get processed by fw. */
3835 msleep(400); 3835 msleep(400);
3836 err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_AP, 0); 3836
3837 if (err < 0) { 3837 memset(&join_params, 0, sizeof(join_params));
3838 brcmf_err("setting AP mode failed %d\n", err); 3838 err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_SSID,
3839 goto exit; 3839 &join_params, sizeof(join_params));
3840 } 3840 if (err < 0)
3841 brcmf_err("SET SSID error (%d)\n", err);
3841 err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_UP, 0); 3842 err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_UP, 0);
3842 if (err < 0) { 3843 if (err < 0)
3843 brcmf_err("BRCMF_C_UP error %d\n", err); 3844 brcmf_err("BRCMF_C_UP error %d\n", err);
3844 goto exit; 3845 err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_AP, 0);
3845 } 3846 if (err < 0)
3847 brcmf_err("setting AP mode failed %d\n", err);
3848 err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_INFRA, 0);
3849 if (err < 0)
3850 brcmf_err("setting INFRA mode failed %d\n", err);
3846 } else { 3851 } else {
3847 bss_enable.bsscfg_idx = cpu_to_le32(ifp->bssidx); 3852 bss_enable.bsscfg_idx = cpu_to_le32(ifp->bssidx);
3848 bss_enable.enable = cpu_to_le32(0); 3853 bss_enable.enable = cpu_to_le32(0);
@@ -3855,7 +3860,6 @@ static int brcmf_cfg80211_stop_ap(struct wiphy *wiphy, struct net_device *ndev)
3855 set_bit(BRCMF_VIF_STATUS_AP_CREATING, &ifp->vif->sme_state); 3860 set_bit(BRCMF_VIF_STATUS_AP_CREATING, &ifp->vif->sme_state);
3856 clear_bit(BRCMF_VIF_STATUS_AP_CREATED, &ifp->vif->sme_state); 3861 clear_bit(BRCMF_VIF_STATUS_AP_CREATED, &ifp->vif->sme_state);
3857 3862
3858exit:
3859 return err; 3863 return err;
3860} 3864}
3861 3865
@@ -4124,10 +4128,6 @@ static const struct ieee80211_iface_limit brcmf_iface_limits[] = {
4124 }, 4128 },
4125 { 4129 {
4126 .max = 1, 4130 .max = 1,
4127 .types = BIT(NL80211_IFTYPE_P2P_DEVICE)
4128 },
4129 {
4130 .max = 1,
4131 .types = BIT(NL80211_IFTYPE_P2P_CLIENT) | 4131 .types = BIT(NL80211_IFTYPE_P2P_CLIENT) |
4132 BIT(NL80211_IFTYPE_P2P_GO) 4132 BIT(NL80211_IFTYPE_P2P_GO)
4133 }, 4133 },
@@ -4183,8 +4183,7 @@ static struct wiphy *brcmf_setup_wiphy(struct device *phydev)
4183 BIT(NL80211_IFTYPE_ADHOC) | 4183 BIT(NL80211_IFTYPE_ADHOC) |
4184 BIT(NL80211_IFTYPE_AP) | 4184 BIT(NL80211_IFTYPE_AP) |
4185 BIT(NL80211_IFTYPE_P2P_CLIENT) | 4185 BIT(NL80211_IFTYPE_P2P_CLIENT) |
4186 BIT(NL80211_IFTYPE_P2P_GO) | 4186 BIT(NL80211_IFTYPE_P2P_GO);
4187 BIT(NL80211_IFTYPE_P2P_DEVICE);
4188 wiphy->iface_combinations = brcmf_iface_combos; 4187 wiphy->iface_combinations = brcmf_iface_combos;
4189 wiphy->n_iface_combinations = ARRAY_SIZE(brcmf_iface_combos); 4188 wiphy->n_iface_combinations = ARRAY_SIZE(brcmf_iface_combos);
4190 wiphy->bands[IEEE80211_BAND_2GHZ] = &__wl_band_2ghz; 4189 wiphy->bands[IEEE80211_BAND_2GHZ] = &__wl_band_2ghz;
diff --git a/drivers/net/wireless/brcm80211/brcmsmac/mac80211_if.c b/drivers/net/wireless/brcm80211/brcmsmac/mac80211_if.c
index c6451c61407a..e2340b231aa1 100644
--- a/drivers/net/wireless/brcm80211/brcmsmac/mac80211_if.c
+++ b/drivers/net/wireless/brcm80211/brcmsmac/mac80211_if.c
@@ -274,6 +274,130 @@ static void brcms_set_basic_rate(struct brcm_rateset *rs, u16 rate, bool is_br)
274 } 274 }
275} 275}
276 276
277/**
278 * This function frees the WL per-device resources.
279 *
280 * This function frees resources owned by the WL device pointed to
281 * by the wl parameter.
282 *
283 * precondition: can both be called locked and unlocked
284 *
285 */
286static void brcms_free(struct brcms_info *wl)
287{
288 struct brcms_timer *t, *next;
289
290 /* free ucode data */
291 if (wl->fw.fw_cnt)
292 brcms_ucode_data_free(&wl->ucode);
293 if (wl->irq)
294 free_irq(wl->irq, wl);
295
296 /* kill dpc */
297 tasklet_kill(&wl->tasklet);
298
299 if (wl->pub) {
300 brcms_debugfs_detach(wl->pub);
301 brcms_c_module_unregister(wl->pub, "linux", wl);
302 }
303
304 /* free common resources */
305 if (wl->wlc) {
306 brcms_c_detach(wl->wlc);
307 wl->wlc = NULL;
308 wl->pub = NULL;
309 }
310
311 /* virtual interface deletion is deferred so we cannot spinwait */
312
313 /* wait for all pending callbacks to complete */
314 while (atomic_read(&wl->callbacks) > 0)
315 schedule();
316
317 /* free timers */
318 for (t = wl->timers; t; t = next) {
319 next = t->next;
320#ifdef DEBUG
321 kfree(t->name);
322#endif
323 kfree(t);
324 }
325}
326
327/*
328* called from both kernel as from this kernel module (error flow on attach)
329* precondition: perimeter lock is not acquired.
330*/
331static void brcms_remove(struct bcma_device *pdev)
332{
333 struct ieee80211_hw *hw = bcma_get_drvdata(pdev);
334 struct brcms_info *wl = hw->priv;
335
336 if (wl->wlc) {
337 wiphy_rfkill_set_hw_state(wl->pub->ieee_hw->wiphy, false);
338 wiphy_rfkill_stop_polling(wl->pub->ieee_hw->wiphy);
339 ieee80211_unregister_hw(hw);
340 }
341
342 brcms_free(wl);
343
344 bcma_set_drvdata(pdev, NULL);
345 ieee80211_free_hw(hw);
346}
347
348/*
349 * Precondition: Since this function is called in brcms_pci_probe() context,
350 * no locking is required.
351 */
352static void brcms_release_fw(struct brcms_info *wl)
353{
354 int i;
355 for (i = 0; i < MAX_FW_IMAGES; i++) {
356 release_firmware(wl->fw.fw_bin[i]);
357 release_firmware(wl->fw.fw_hdr[i]);
358 }
359}
360
361/*
362 * Precondition: Since this function is called in brcms_pci_probe() context,
363 * no locking is required.
364 */
365static int brcms_request_fw(struct brcms_info *wl, struct bcma_device *pdev)
366{
367 int status;
368 struct device *device = &pdev->dev;
369 char fw_name[100];
370 int i;
371
372 memset(&wl->fw, 0, sizeof(struct brcms_firmware));
373 for (i = 0; i < MAX_FW_IMAGES; i++) {
374 if (brcms_firmwares[i] == NULL)
375 break;
376 sprintf(fw_name, "%s-%d.fw", brcms_firmwares[i],
377 UCODE_LOADER_API_VER);
378 status = request_firmware(&wl->fw.fw_bin[i], fw_name, device);
379 if (status) {
380 wiphy_err(wl->wiphy, "%s: fail to load firmware %s\n",
381 KBUILD_MODNAME, fw_name);
382 return status;
383 }
384 sprintf(fw_name, "%s_hdr-%d.fw", brcms_firmwares[i],
385 UCODE_LOADER_API_VER);
386 status = request_firmware(&wl->fw.fw_hdr[i], fw_name, device);
387 if (status) {
388 wiphy_err(wl->wiphy, "%s: fail to load firmware %s\n",
389 KBUILD_MODNAME, fw_name);
390 return status;
391 }
392 wl->fw.hdr_num_entries[i] =
393 wl->fw.fw_hdr[i]->size / (sizeof(struct firmware_hdr));
394 }
395 wl->fw.fw_cnt = i;
396 status = brcms_ucode_data_init(wl, &wl->ucode);
397 brcms_release_fw(wl);
398 return status;
399}
400
277static void brcms_ops_tx(struct ieee80211_hw *hw, 401static void brcms_ops_tx(struct ieee80211_hw *hw,
278 struct ieee80211_tx_control *control, 402 struct ieee80211_tx_control *control,
279 struct sk_buff *skb) 403 struct sk_buff *skb)
@@ -306,6 +430,14 @@ static int brcms_ops_start(struct ieee80211_hw *hw)
306 if (!blocked) 430 if (!blocked)
307 wiphy_rfkill_stop_polling(wl->pub->ieee_hw->wiphy); 431 wiphy_rfkill_stop_polling(wl->pub->ieee_hw->wiphy);
308 432
433 if (!wl->ucode.bcm43xx_bomminor) {
434 err = brcms_request_fw(wl, wl->wlc->hw->d11core);
435 if (err) {
436 brcms_remove(wl->wlc->hw->d11core);
437 return -ENOENT;
438 }
439 }
440
309 spin_lock_bh(&wl->lock); 441 spin_lock_bh(&wl->lock);
310 /* avoid acknowledging frames before a non-monitor device is added */ 442 /* avoid acknowledging frames before a non-monitor device is added */
311 wl->mute_tx = true; 443 wl->mute_tx = true;
@@ -793,128 +925,6 @@ void brcms_dpc(unsigned long data)
793 wake_up(&wl->tx_flush_wq); 925 wake_up(&wl->tx_flush_wq);
794} 926}
795 927
796/*
797 * Precondition: Since this function is called in brcms_pci_probe() context,
798 * no locking is required.
799 */
800static int brcms_request_fw(struct brcms_info *wl, struct bcma_device *pdev)
801{
802 int status;
803 struct device *device = &pdev->dev;
804 char fw_name[100];
805 int i;
806
807 memset(&wl->fw, 0, sizeof(struct brcms_firmware));
808 for (i = 0; i < MAX_FW_IMAGES; i++) {
809 if (brcms_firmwares[i] == NULL)
810 break;
811 sprintf(fw_name, "%s-%d.fw", brcms_firmwares[i],
812 UCODE_LOADER_API_VER);
813 status = request_firmware(&wl->fw.fw_bin[i], fw_name, device);
814 if (status) {
815 wiphy_err(wl->wiphy, "%s: fail to load firmware %s\n",
816 KBUILD_MODNAME, fw_name);
817 return status;
818 }
819 sprintf(fw_name, "%s_hdr-%d.fw", brcms_firmwares[i],
820 UCODE_LOADER_API_VER);
821 status = request_firmware(&wl->fw.fw_hdr[i], fw_name, device);
822 if (status) {
823 wiphy_err(wl->wiphy, "%s: fail to load firmware %s\n",
824 KBUILD_MODNAME, fw_name);
825 return status;
826 }
827 wl->fw.hdr_num_entries[i] =
828 wl->fw.fw_hdr[i]->size / (sizeof(struct firmware_hdr));
829 }
830 wl->fw.fw_cnt = i;
831 return brcms_ucode_data_init(wl, &wl->ucode);
832}
833
834/*
835 * Precondition: Since this function is called in brcms_pci_probe() context,
836 * no locking is required.
837 */
838static void brcms_release_fw(struct brcms_info *wl)
839{
840 int i;
841 for (i = 0; i < MAX_FW_IMAGES; i++) {
842 release_firmware(wl->fw.fw_bin[i]);
843 release_firmware(wl->fw.fw_hdr[i]);
844 }
845}
846
847/**
848 * This function frees the WL per-device resources.
849 *
850 * This function frees resources owned by the WL device pointed to
851 * by the wl parameter.
852 *
853 * precondition: can both be called locked and unlocked
854 *
855 */
856static void brcms_free(struct brcms_info *wl)
857{
858 struct brcms_timer *t, *next;
859
860 /* free ucode data */
861 if (wl->fw.fw_cnt)
862 brcms_ucode_data_free(&wl->ucode);
863 if (wl->irq)
864 free_irq(wl->irq, wl);
865
866 /* kill dpc */
867 tasklet_kill(&wl->tasklet);
868
869 if (wl->pub) {
870 brcms_debugfs_detach(wl->pub);
871 brcms_c_module_unregister(wl->pub, "linux", wl);
872 }
873
874 /* free common resources */
875 if (wl->wlc) {
876 brcms_c_detach(wl->wlc);
877 wl->wlc = NULL;
878 wl->pub = NULL;
879 }
880
881 /* virtual interface deletion is deferred so we cannot spinwait */
882
883 /* wait for all pending callbacks to complete */
884 while (atomic_read(&wl->callbacks) > 0)
885 schedule();
886
887 /* free timers */
888 for (t = wl->timers; t; t = next) {
889 next = t->next;
890#ifdef DEBUG
891 kfree(t->name);
892#endif
893 kfree(t);
894 }
895}
896
897/*
898* called from both kernel as from this kernel module (error flow on attach)
899* precondition: perimeter lock is not acquired.
900*/
901static void brcms_remove(struct bcma_device *pdev)
902{
903 struct ieee80211_hw *hw = bcma_get_drvdata(pdev);
904 struct brcms_info *wl = hw->priv;
905
906 if (wl->wlc) {
907 wiphy_rfkill_set_hw_state(wl->pub->ieee_hw->wiphy, false);
908 wiphy_rfkill_stop_polling(wl->pub->ieee_hw->wiphy);
909 ieee80211_unregister_hw(hw);
910 }
911
912 brcms_free(wl);
913
914 bcma_set_drvdata(pdev, NULL);
915 ieee80211_free_hw(hw);
916}
917
918static irqreturn_t brcms_isr(int irq, void *dev_id) 928static irqreturn_t brcms_isr(int irq, void *dev_id)
919{ 929{
920 struct brcms_info *wl; 930 struct brcms_info *wl;
@@ -1047,18 +1057,8 @@ static struct brcms_info *brcms_attach(struct bcma_device *pdev)
1047 spin_lock_init(&wl->lock); 1057 spin_lock_init(&wl->lock);
1048 spin_lock_init(&wl->isr_lock); 1058 spin_lock_init(&wl->isr_lock);
1049 1059
1050 /* prepare ucode */
1051 if (brcms_request_fw(wl, pdev) < 0) {
1052 wiphy_err(wl->wiphy, "%s: Failed to find firmware usually in "
1053 "%s\n", KBUILD_MODNAME, "/lib/firmware/brcm");
1054 brcms_release_fw(wl);
1055 brcms_remove(pdev);
1056 return NULL;
1057 }
1058
1059 /* common load-time initialization */ 1060 /* common load-time initialization */
1060 wl->wlc = brcms_c_attach((void *)wl, pdev, unit, false, &err); 1061 wl->wlc = brcms_c_attach((void *)wl, pdev, unit, false, &err);
1061 brcms_release_fw(wl);
1062 if (!wl->wlc) { 1062 if (!wl->wlc) {
1063 wiphy_err(wl->wiphy, "%s: attach() failed with code %d\n", 1063 wiphy_err(wl->wiphy, "%s: attach() failed with code %d\n",
1064 KBUILD_MODNAME, err); 1064 KBUILD_MODNAME, err);
diff --git a/drivers/net/wireless/mwifiex/scan.c b/drivers/net/wireless/mwifiex/scan.c
index d215b4d3c51b..e7f6deaf715e 100644
--- a/drivers/net/wireless/mwifiex/scan.c
+++ b/drivers/net/wireless/mwifiex/scan.c
@@ -1393,8 +1393,10 @@ int mwifiex_scan_networks(struct mwifiex_private *priv,
1393 queue_work(adapter->workqueue, &adapter->main_work); 1393 queue_work(adapter->workqueue, &adapter->main_work);
1394 1394
1395 /* Perform internal scan synchronously */ 1395 /* Perform internal scan synchronously */
1396 if (!priv->scan_request) 1396 if (!priv->scan_request) {
1397 dev_dbg(adapter->dev, "wait internal scan\n");
1397 mwifiex_wait_queue_complete(adapter, cmd_node); 1398 mwifiex_wait_queue_complete(adapter, cmd_node);
1399 }
1398 } else { 1400 } else {
1399 spin_unlock_irqrestore(&adapter->scan_pending_q_lock, 1401 spin_unlock_irqrestore(&adapter->scan_pending_q_lock,
1400 flags); 1402 flags);
@@ -1793,7 +1795,12 @@ check_next_scan:
1793 /* Need to indicate IOCTL complete */ 1795 /* Need to indicate IOCTL complete */
1794 if (adapter->curr_cmd->wait_q_enabled) { 1796 if (adapter->curr_cmd->wait_q_enabled) {
1795 adapter->cmd_wait_q.status = 0; 1797 adapter->cmd_wait_q.status = 0;
1796 mwifiex_complete_cmd(adapter, adapter->curr_cmd); 1798 if (!priv->scan_request) {
1799 dev_dbg(adapter->dev,
1800 "complete internal scan\n");
1801 mwifiex_complete_cmd(adapter,
1802 adapter->curr_cmd);
1803 }
1797 } 1804 }
1798 if (priv->report_scan_result) 1805 if (priv->report_scan_result)
1799 priv->report_scan_result = false; 1806 priv->report_scan_result = false;
diff --git a/drivers/net/wireless/rt2x00/Kconfig b/drivers/net/wireless/rt2x00/Kconfig
index 2bf4efa33186..76cd47eb901e 100644
--- a/drivers/net/wireless/rt2x00/Kconfig
+++ b/drivers/net/wireless/rt2x00/Kconfig
@@ -20,6 +20,7 @@ if RT2X00
20config RT2400PCI 20config RT2400PCI
21 tristate "Ralink rt2400 (PCI/PCMCIA) support" 21 tristate "Ralink rt2400 (PCI/PCMCIA) support"
22 depends on PCI 22 depends on PCI
23 select RT2X00_LIB_MMIO
23 select RT2X00_LIB_PCI 24 select RT2X00_LIB_PCI
24 select EEPROM_93CX6 25 select EEPROM_93CX6
25 ---help--- 26 ---help---
@@ -31,6 +32,7 @@ config RT2400PCI
31config RT2500PCI 32config RT2500PCI
32 tristate "Ralink rt2500 (PCI/PCMCIA) support" 33 tristate "Ralink rt2500 (PCI/PCMCIA) support"
33 depends on PCI 34 depends on PCI
35 select RT2X00_LIB_MMIO
34 select RT2X00_LIB_PCI 36 select RT2X00_LIB_PCI
35 select EEPROM_93CX6 37 select EEPROM_93CX6
36 ---help--- 38 ---help---
@@ -43,6 +45,7 @@ config RT61PCI
43 tristate "Ralink rt2501/rt61 (PCI/PCMCIA) support" 45 tristate "Ralink rt2501/rt61 (PCI/PCMCIA) support"
44 depends on PCI 46 depends on PCI
45 select RT2X00_LIB_PCI 47 select RT2X00_LIB_PCI
48 select RT2X00_LIB_MMIO
46 select RT2X00_LIB_FIRMWARE 49 select RT2X00_LIB_FIRMWARE
47 select RT2X00_LIB_CRYPTO 50 select RT2X00_LIB_CRYPTO
48 select CRC_ITU_T 51 select CRC_ITU_T
@@ -57,6 +60,7 @@ config RT2800PCI
57 tristate "Ralink rt27xx/rt28xx/rt30xx (PCI/PCIe/PCMCIA) support" 60 tristate "Ralink rt27xx/rt28xx/rt30xx (PCI/PCIe/PCMCIA) support"
58 depends on PCI || SOC_RT288X || SOC_RT305X 61 depends on PCI || SOC_RT288X || SOC_RT305X
59 select RT2800_LIB 62 select RT2800_LIB
63 select RT2X00_LIB_MMIO
60 select RT2X00_LIB_PCI if PCI 64 select RT2X00_LIB_PCI if PCI
61 select RT2X00_LIB_SOC if SOC_RT288X || SOC_RT305X 65 select RT2X00_LIB_SOC if SOC_RT288X || SOC_RT305X
62 select RT2X00_LIB_FIRMWARE 66 select RT2X00_LIB_FIRMWARE
@@ -185,6 +189,9 @@ endif
185config RT2800_LIB 189config RT2800_LIB
186 tristate 190 tristate
187 191
192config RT2X00_LIB_MMIO
193 tristate
194
188config RT2X00_LIB_PCI 195config RT2X00_LIB_PCI
189 tristate 196 tristate
190 select RT2X00_LIB 197 select RT2X00_LIB
diff --git a/drivers/net/wireless/rt2x00/Makefile b/drivers/net/wireless/rt2x00/Makefile
index 349d5b8284a4..f069d8bc5b67 100644
--- a/drivers/net/wireless/rt2x00/Makefile
+++ b/drivers/net/wireless/rt2x00/Makefile
@@ -9,6 +9,7 @@ rt2x00lib-$(CONFIG_RT2X00_LIB_FIRMWARE) += rt2x00firmware.o
9rt2x00lib-$(CONFIG_RT2X00_LIB_LEDS) += rt2x00leds.o 9rt2x00lib-$(CONFIG_RT2X00_LIB_LEDS) += rt2x00leds.o
10 10
11obj-$(CONFIG_RT2X00_LIB) += rt2x00lib.o 11obj-$(CONFIG_RT2X00_LIB) += rt2x00lib.o
12obj-$(CONFIG_RT2X00_LIB_MMIO) += rt2x00mmio.o
12obj-$(CONFIG_RT2X00_LIB_PCI) += rt2x00pci.o 13obj-$(CONFIG_RT2X00_LIB_PCI) += rt2x00pci.o
13obj-$(CONFIG_RT2X00_LIB_SOC) += rt2x00soc.o 14obj-$(CONFIG_RT2X00_LIB_SOC) += rt2x00soc.o
14obj-$(CONFIG_RT2X00_LIB_USB) += rt2x00usb.o 15obj-$(CONFIG_RT2X00_LIB_USB) += rt2x00usb.o
diff --git a/drivers/net/wireless/rt2x00/rt2400pci.c b/drivers/net/wireless/rt2x00/rt2400pci.c
index 221beaaa83f1..dcfb54e0c516 100644
--- a/drivers/net/wireless/rt2x00/rt2400pci.c
+++ b/drivers/net/wireless/rt2x00/rt2400pci.c
@@ -34,6 +34,7 @@
34#include <linux/slab.h> 34#include <linux/slab.h>
35 35
36#include "rt2x00.h" 36#include "rt2x00.h"
37#include "rt2x00mmio.h"
37#include "rt2x00pci.h" 38#include "rt2x00pci.h"
38#include "rt2400pci.h" 39#include "rt2400pci.h"
39 40
diff --git a/drivers/net/wireless/rt2x00/rt2500pci.c b/drivers/net/wireless/rt2x00/rt2500pci.c
index 39edc59e8d03..e1d2dc9ed28a 100644
--- a/drivers/net/wireless/rt2x00/rt2500pci.c
+++ b/drivers/net/wireless/rt2x00/rt2500pci.c
@@ -34,6 +34,7 @@
34#include <linux/slab.h> 34#include <linux/slab.h>
35 35
36#include "rt2x00.h" 36#include "rt2x00.h"
37#include "rt2x00mmio.h"
37#include "rt2x00pci.h" 38#include "rt2x00pci.h"
38#include "rt2500pci.h" 39#include "rt2500pci.h"
39 40
diff --git a/drivers/net/wireless/rt2x00/rt2800pci.c b/drivers/net/wireless/rt2x00/rt2800pci.c
index ded73da4de0b..ba5a05625aaa 100644
--- a/drivers/net/wireless/rt2x00/rt2800pci.c
+++ b/drivers/net/wireless/rt2x00/rt2800pci.c
@@ -41,6 +41,7 @@
41#include <linux/eeprom_93cx6.h> 41#include <linux/eeprom_93cx6.h>
42 42
43#include "rt2x00.h" 43#include "rt2x00.h"
44#include "rt2x00mmio.h"
44#include "rt2x00pci.h" 45#include "rt2x00pci.h"
45#include "rt2x00soc.h" 46#include "rt2x00soc.h"
46#include "rt2800lib.h" 47#include "rt2800lib.h"
diff --git a/drivers/net/wireless/rt2x00/rt2x00mmio.c b/drivers/net/wireless/rt2x00/rt2x00mmio.c
new file mode 100644
index 000000000000..d84a680ba0c9
--- /dev/null
+++ b/drivers/net/wireless/rt2x00/rt2x00mmio.c
@@ -0,0 +1,216 @@
1/*
2 Copyright (C) 2004 - 2009 Ivo van Doorn <IvDoorn@gmail.com>
3 <http://rt2x00.serialmonkey.com>
4
5 This program is free software; you can redistribute it and/or modify
6 it under the terms of the GNU General Public License as published by
7 the Free Software Foundation; either version 2 of the License, or
8 (at your option) any later version.
9
10 This program is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 GNU General Public License for more details.
14
15 You should have received a copy of the GNU General Public License
16 along with this program; if not, write to the
17 Free Software Foundation, Inc.,
18 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
19 */
20
21/*
22 Module: rt2x00mmio
23 Abstract: rt2x00 generic mmio device routines.
24 */
25
26#include <linux/dma-mapping.h>
27#include <linux/kernel.h>
28#include <linux/module.h>
29#include <linux/slab.h>
30
31#include "rt2x00.h"
32#include "rt2x00mmio.h"
33
34/*
35 * Register access.
36 */
37int rt2x00pci_regbusy_read(struct rt2x00_dev *rt2x00dev,
38 const unsigned int offset,
39 const struct rt2x00_field32 field,
40 u32 *reg)
41{
42 unsigned int i;
43
44 if (!test_bit(DEVICE_STATE_PRESENT, &rt2x00dev->flags))
45 return 0;
46
47 for (i = 0; i < REGISTER_BUSY_COUNT; i++) {
48 rt2x00pci_register_read(rt2x00dev, offset, reg);
49 if (!rt2x00_get_field32(*reg, field))
50 return 1;
51 udelay(REGISTER_BUSY_DELAY);
52 }
53
54 printk_once(KERN_ERR "%s() Indirect register access failed: "
55 "offset=0x%.08x, value=0x%.08x\n", __func__, offset, *reg);
56 *reg = ~0;
57
58 return 0;
59}
60EXPORT_SYMBOL_GPL(rt2x00pci_regbusy_read);
61
62bool rt2x00pci_rxdone(struct rt2x00_dev *rt2x00dev)
63{
64 struct data_queue *queue = rt2x00dev->rx;
65 struct queue_entry *entry;
66 struct queue_entry_priv_pci *entry_priv;
67 struct skb_frame_desc *skbdesc;
68 int max_rx = 16;
69
70 while (--max_rx) {
71 entry = rt2x00queue_get_entry(queue, Q_INDEX);
72 entry_priv = entry->priv_data;
73
74 if (rt2x00dev->ops->lib->get_entry_state(entry))
75 break;
76
77 /*
78 * Fill in desc fields of the skb descriptor
79 */
80 skbdesc = get_skb_frame_desc(entry->skb);
81 skbdesc->desc = entry_priv->desc;
82 skbdesc->desc_len = entry->queue->desc_size;
83
84 /*
85 * DMA is already done, notify rt2x00lib that
86 * it finished successfully.
87 */
88 rt2x00lib_dmastart(entry);
89 rt2x00lib_dmadone(entry);
90
91 /*
92 * Send the frame to rt2x00lib for further processing.
93 */
94 rt2x00lib_rxdone(entry, GFP_ATOMIC);
95 }
96
97 return !max_rx;
98}
99EXPORT_SYMBOL_GPL(rt2x00pci_rxdone);
100
101void rt2x00pci_flush_queue(struct data_queue *queue, bool drop)
102{
103 unsigned int i;
104
105 for (i = 0; !rt2x00queue_empty(queue) && i < 10; i++)
106 msleep(10);
107}
108EXPORT_SYMBOL_GPL(rt2x00pci_flush_queue);
109
110/*
111 * Device initialization handlers.
112 */
113static int rt2x00pci_alloc_queue_dma(struct rt2x00_dev *rt2x00dev,
114 struct data_queue *queue)
115{
116 struct queue_entry_priv_pci *entry_priv;
117 void *addr;
118 dma_addr_t dma;
119 unsigned int i;
120
121 /*
122 * Allocate DMA memory for descriptor and buffer.
123 */
124 addr = dma_alloc_coherent(rt2x00dev->dev,
125 queue->limit * queue->desc_size,
126 &dma, GFP_KERNEL);
127 if (!addr)
128 return -ENOMEM;
129
130 memset(addr, 0, queue->limit * queue->desc_size);
131
132 /*
133 * Initialize all queue entries to contain valid addresses.
134 */
135 for (i = 0; i < queue->limit; i++) {
136 entry_priv = queue->entries[i].priv_data;
137 entry_priv->desc = addr + i * queue->desc_size;
138 entry_priv->desc_dma = dma + i * queue->desc_size;
139 }
140
141 return 0;
142}
143
144static void rt2x00pci_free_queue_dma(struct rt2x00_dev *rt2x00dev,
145 struct data_queue *queue)
146{
147 struct queue_entry_priv_pci *entry_priv =
148 queue->entries[0].priv_data;
149
150 if (entry_priv->desc)
151 dma_free_coherent(rt2x00dev->dev,
152 queue->limit * queue->desc_size,
153 entry_priv->desc, entry_priv->desc_dma);
154 entry_priv->desc = NULL;
155}
156
157int rt2x00pci_initialize(struct rt2x00_dev *rt2x00dev)
158{
159 struct data_queue *queue;
160 int status;
161
162 /*
163 * Allocate DMA
164 */
165 queue_for_each(rt2x00dev, queue) {
166 status = rt2x00pci_alloc_queue_dma(rt2x00dev, queue);
167 if (status)
168 goto exit;
169 }
170
171 /*
172 * Register interrupt handler.
173 */
174 status = request_irq(rt2x00dev->irq,
175 rt2x00dev->ops->lib->irq_handler,
176 IRQF_SHARED, rt2x00dev->name, rt2x00dev);
177 if (status) {
178 ERROR(rt2x00dev, "IRQ %d allocation failed (error %d).\n",
179 rt2x00dev->irq, status);
180 goto exit;
181 }
182
183 return 0;
184
185exit:
186 queue_for_each(rt2x00dev, queue)
187 rt2x00pci_free_queue_dma(rt2x00dev, queue);
188
189 return status;
190}
191EXPORT_SYMBOL_GPL(rt2x00pci_initialize);
192
193void rt2x00pci_uninitialize(struct rt2x00_dev *rt2x00dev)
194{
195 struct data_queue *queue;
196
197 /*
198 * Free irq line.
199 */
200 free_irq(rt2x00dev->irq, rt2x00dev);
201
202 /*
203 * Free DMA
204 */
205 queue_for_each(rt2x00dev, queue)
206 rt2x00pci_free_queue_dma(rt2x00dev, queue);
207}
208EXPORT_SYMBOL_GPL(rt2x00pci_uninitialize);
209
210/*
211 * rt2x00mmio module information.
212 */
213MODULE_AUTHOR(DRV_PROJECT);
214MODULE_VERSION(DRV_VERSION);
215MODULE_DESCRIPTION("rt2x00 mmio library");
216MODULE_LICENSE("GPL");
diff --git a/drivers/net/wireless/rt2x00/rt2x00mmio.h b/drivers/net/wireless/rt2x00/rt2x00mmio.h
new file mode 100644
index 000000000000..4ecaf60175bf
--- /dev/null
+++ b/drivers/net/wireless/rt2x00/rt2x00mmio.h
@@ -0,0 +1,119 @@
1/*
2 Copyright (C) 2004 - 2009 Ivo van Doorn <IvDoorn@gmail.com>
3 <http://rt2x00.serialmonkey.com>
4
5 This program is free software; you can redistribute it and/or modify
6 it under the terms of the GNU General Public License as published by
7 the Free Software Foundation; either version 2 of the License, or
8 (at your option) any later version.
9
10 This program is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 GNU General Public License for more details.
14
15 You should have received a copy of the GNU General Public License
16 along with this program; if not, write to the
17 Free Software Foundation, Inc.,
18 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
19 */
20
21/*
22 Module: rt2x00mmio
23 Abstract: Data structures for the rt2x00mmio module.
24 */
25
26#ifndef RT2X00MMIO_H
27#define RT2X00MMIO_H
28
29#include <linux/io.h>
30
31/*
32 * Register access.
33 */
34static inline void rt2x00pci_register_read(struct rt2x00_dev *rt2x00dev,
35 const unsigned int offset,
36 u32 *value)
37{
38 *value = readl(rt2x00dev->csr.base + offset);
39}
40
41static inline void rt2x00pci_register_multiread(struct rt2x00_dev *rt2x00dev,
42 const unsigned int offset,
43 void *value, const u32 length)
44{
45 memcpy_fromio(value, rt2x00dev->csr.base + offset, length);
46}
47
48static inline void rt2x00pci_register_write(struct rt2x00_dev *rt2x00dev,
49 const unsigned int offset,
50 u32 value)
51{
52 writel(value, rt2x00dev->csr.base + offset);
53}
54
55static inline void rt2x00pci_register_multiwrite(struct rt2x00_dev *rt2x00dev,
56 const unsigned int offset,
57 const void *value,
58 const u32 length)
59{
60 __iowrite32_copy(rt2x00dev->csr.base + offset, value, length >> 2);
61}
62
63/**
64 * rt2x00pci_regbusy_read - Read from register with busy check
65 * @rt2x00dev: Device pointer, see &struct rt2x00_dev.
66 * @offset: Register offset
67 * @field: Field to check if register is busy
68 * @reg: Pointer to where register contents should be stored
69 *
70 * This function will read the given register, and checks if the
71 * register is busy. If it is, it will sleep for a couple of
72 * microseconds before reading the register again. If the register
73 * is not read after a certain timeout, this function will return
74 * FALSE.
75 */
76int rt2x00pci_regbusy_read(struct rt2x00_dev *rt2x00dev,
77 const unsigned int offset,
78 const struct rt2x00_field32 field,
79 u32 *reg);
80
81/**
82 * struct queue_entry_priv_pci: Per entry PCI specific information
83 *
84 * @desc: Pointer to device descriptor
85 * @desc_dma: DMA pointer to &desc.
86 * @data: Pointer to device's entry memory.
87 * @data_dma: DMA pointer to &data.
88 */
89struct queue_entry_priv_pci {
90 __le32 *desc;
91 dma_addr_t desc_dma;
92};
93
94/**
95 * rt2x00pci_rxdone - Handle RX done events
96 * @rt2x00dev: Device pointer, see &struct rt2x00_dev.
97 *
98 * Returns true if there are still rx frames pending and false if all
99 * pending rx frames were processed.
100 */
101bool rt2x00pci_rxdone(struct rt2x00_dev *rt2x00dev);
102
103/**
104 * rt2x00pci_flush_queue - Flush data queue
105 * @queue: Data queue to stop
106 * @drop: True to drop all pending frames.
107 *
108 * This will wait for a maximum of 100ms, waiting for the queues
109 * to become empty.
110 */
111void rt2x00pci_flush_queue(struct data_queue *queue, bool drop);
112
113/*
114 * Device initialization handlers.
115 */
116int rt2x00pci_initialize(struct rt2x00_dev *rt2x00dev);
117void rt2x00pci_uninitialize(struct rt2x00_dev *rt2x00dev);
118
119#endif /* RT2X00MMIO_H */
diff --git a/drivers/net/wireless/rt2x00/rt2x00pci.c b/drivers/net/wireless/rt2x00/rt2x00pci.c
index a0c8caef3b0a..e87865e33113 100644
--- a/drivers/net/wireless/rt2x00/rt2x00pci.c
+++ b/drivers/net/wireless/rt2x00/rt2x00pci.c
@@ -33,182 +33,6 @@
33#include "rt2x00pci.h" 33#include "rt2x00pci.h"
34 34
35/* 35/*
36 * Register access.
37 */
38int rt2x00pci_regbusy_read(struct rt2x00_dev *rt2x00dev,
39 const unsigned int offset,
40 const struct rt2x00_field32 field,
41 u32 *reg)
42{
43 unsigned int i;
44
45 if (!test_bit(DEVICE_STATE_PRESENT, &rt2x00dev->flags))
46 return 0;
47
48 for (i = 0; i < REGISTER_BUSY_COUNT; i++) {
49 rt2x00pci_register_read(rt2x00dev, offset, reg);
50 if (!rt2x00_get_field32(*reg, field))
51 return 1;
52 udelay(REGISTER_BUSY_DELAY);
53 }
54
55 ERROR(rt2x00dev, "Indirect register access failed: "
56 "offset=0x%.08x, value=0x%.08x\n", offset, *reg);
57 *reg = ~0;
58
59 return 0;
60}
61EXPORT_SYMBOL_GPL(rt2x00pci_regbusy_read);
62
63bool rt2x00pci_rxdone(struct rt2x00_dev *rt2x00dev)
64{
65 struct data_queue *queue = rt2x00dev->rx;
66 struct queue_entry *entry;
67 struct queue_entry_priv_pci *entry_priv;
68 struct skb_frame_desc *skbdesc;
69 int max_rx = 16;
70
71 while (--max_rx) {
72 entry = rt2x00queue_get_entry(queue, Q_INDEX);
73 entry_priv = entry->priv_data;
74
75 if (rt2x00dev->ops->lib->get_entry_state(entry))
76 break;
77
78 /*
79 * Fill in desc fields of the skb descriptor
80 */
81 skbdesc = get_skb_frame_desc(entry->skb);
82 skbdesc->desc = entry_priv->desc;
83 skbdesc->desc_len = entry->queue->desc_size;
84
85 /*
86 * DMA is already done, notify rt2x00lib that
87 * it finished successfully.
88 */
89 rt2x00lib_dmastart(entry);
90 rt2x00lib_dmadone(entry);
91
92 /*
93 * Send the frame to rt2x00lib for further processing.
94 */
95 rt2x00lib_rxdone(entry, GFP_ATOMIC);
96 }
97
98 return !max_rx;
99}
100EXPORT_SYMBOL_GPL(rt2x00pci_rxdone);
101
102void rt2x00pci_flush_queue(struct data_queue *queue, bool drop)
103{
104 unsigned int i;
105
106 for (i = 0; !rt2x00queue_empty(queue) && i < 10; i++)
107 msleep(10);
108}
109EXPORT_SYMBOL_GPL(rt2x00pci_flush_queue);
110
111/*
112 * Device initialization handlers.
113 */
114static int rt2x00pci_alloc_queue_dma(struct rt2x00_dev *rt2x00dev,
115 struct data_queue *queue)
116{
117 struct queue_entry_priv_pci *entry_priv;
118 void *addr;
119 dma_addr_t dma;
120 unsigned int i;
121
122 /*
123 * Allocate DMA memory for descriptor and buffer.
124 */
125 addr = dma_alloc_coherent(rt2x00dev->dev,
126 queue->limit * queue->desc_size,
127 &dma, GFP_KERNEL);
128 if (!addr)
129 return -ENOMEM;
130
131 memset(addr, 0, queue->limit * queue->desc_size);
132
133 /*
134 * Initialize all queue entries to contain valid addresses.
135 */
136 for (i = 0; i < queue->limit; i++) {
137 entry_priv = queue->entries[i].priv_data;
138 entry_priv->desc = addr + i * queue->desc_size;
139 entry_priv->desc_dma = dma + i * queue->desc_size;
140 }
141
142 return 0;
143}
144
145static void rt2x00pci_free_queue_dma(struct rt2x00_dev *rt2x00dev,
146 struct data_queue *queue)
147{
148 struct queue_entry_priv_pci *entry_priv =
149 queue->entries[0].priv_data;
150
151 if (entry_priv->desc)
152 dma_free_coherent(rt2x00dev->dev,
153 queue->limit * queue->desc_size,
154 entry_priv->desc, entry_priv->desc_dma);
155 entry_priv->desc = NULL;
156}
157
158int rt2x00pci_initialize(struct rt2x00_dev *rt2x00dev)
159{
160 struct data_queue *queue;
161 int status;
162
163 /*
164 * Allocate DMA
165 */
166 queue_for_each(rt2x00dev, queue) {
167 status = rt2x00pci_alloc_queue_dma(rt2x00dev, queue);
168 if (status)
169 goto exit;
170 }
171
172 /*
173 * Register interrupt handler.
174 */
175 status = request_irq(rt2x00dev->irq,
176 rt2x00dev->ops->lib->irq_handler,
177 IRQF_SHARED, rt2x00dev->name, rt2x00dev);
178 if (status) {
179 ERROR(rt2x00dev, "IRQ %d allocation failed (error %d).\n",
180 rt2x00dev->irq, status);
181 goto exit;
182 }
183
184 return 0;
185
186exit:
187 queue_for_each(rt2x00dev, queue)
188 rt2x00pci_free_queue_dma(rt2x00dev, queue);
189
190 return status;
191}
192EXPORT_SYMBOL_GPL(rt2x00pci_initialize);
193
194void rt2x00pci_uninitialize(struct rt2x00_dev *rt2x00dev)
195{
196 struct data_queue *queue;
197
198 /*
199 * Free irq line.
200 */
201 free_irq(rt2x00dev->irq, rt2x00dev);
202
203 /*
204 * Free DMA
205 */
206 queue_for_each(rt2x00dev, queue)
207 rt2x00pci_free_queue_dma(rt2x00dev, queue);
208}
209EXPORT_SYMBOL_GPL(rt2x00pci_uninitialize);
210
211/*
212 * PCI driver handlers. 36 * PCI driver handlers.
213 */ 37 */
214static void rt2x00pci_free_reg(struct rt2x00_dev *rt2x00dev) 38static void rt2x00pci_free_reg(struct rt2x00_dev *rt2x00dev)
diff --git a/drivers/net/wireless/rt2x00/rt2x00pci.h b/drivers/net/wireless/rt2x00/rt2x00pci.h
index e2c99f2b9a14..60d90b20f8b9 100644
--- a/drivers/net/wireless/rt2x00/rt2x00pci.h
+++ b/drivers/net/wireless/rt2x00/rt2x00pci.h
@@ -36,94 +36,6 @@
36#define PCI_DEVICE_DATA(__ops) .driver_data = (kernel_ulong_t)(__ops) 36#define PCI_DEVICE_DATA(__ops) .driver_data = (kernel_ulong_t)(__ops)
37 37
38/* 38/*
39 * Register access.
40 */
41static inline void rt2x00pci_register_read(struct rt2x00_dev *rt2x00dev,
42 const unsigned int offset,
43 u32 *value)
44{
45 *value = readl(rt2x00dev->csr.base + offset);
46}
47
48static inline void rt2x00pci_register_multiread(struct rt2x00_dev *rt2x00dev,
49 const unsigned int offset,
50 void *value, const u32 length)
51{
52 memcpy_fromio(value, rt2x00dev->csr.base + offset, length);
53}
54
55static inline void rt2x00pci_register_write(struct rt2x00_dev *rt2x00dev,
56 const unsigned int offset,
57 u32 value)
58{
59 writel(value, rt2x00dev->csr.base + offset);
60}
61
62static inline void rt2x00pci_register_multiwrite(struct rt2x00_dev *rt2x00dev,
63 const unsigned int offset,
64 const void *value,
65 const u32 length)
66{
67 __iowrite32_copy(rt2x00dev->csr.base + offset, value, length >> 2);
68}
69
70/**
71 * rt2x00pci_regbusy_read - Read from register with busy check
72 * @rt2x00dev: Device pointer, see &struct rt2x00_dev.
73 * @offset: Register offset
74 * @field: Field to check if register is busy
75 * @reg: Pointer to where register contents should be stored
76 *
77 * This function will read the given register, and checks if the
78 * register is busy. If it is, it will sleep for a couple of
79 * microseconds before reading the register again. If the register
80 * is not read after a certain timeout, this function will return
81 * FALSE.
82 */
83int rt2x00pci_regbusy_read(struct rt2x00_dev *rt2x00dev,
84 const unsigned int offset,
85 const struct rt2x00_field32 field,
86 u32 *reg);
87
88/**
89 * struct queue_entry_priv_pci: Per entry PCI specific information
90 *
91 * @desc: Pointer to device descriptor
92 * @desc_dma: DMA pointer to &desc.
93 * @data: Pointer to device's entry memory.
94 * @data_dma: DMA pointer to &data.
95 */
96struct queue_entry_priv_pci {
97 __le32 *desc;
98 dma_addr_t desc_dma;
99};
100
101/**
102 * rt2x00pci_rxdone - Handle RX done events
103 * @rt2x00dev: Device pointer, see &struct rt2x00_dev.
104 *
105 * Returns true if there are still rx frames pending and false if all
106 * pending rx frames were processed.
107 */
108bool rt2x00pci_rxdone(struct rt2x00_dev *rt2x00dev);
109
110/**
111 * rt2x00pci_flush_queue - Flush data queue
112 * @queue: Data queue to stop
113 * @drop: True to drop all pending frames.
114 *
115 * This will wait for a maximum of 100ms, waiting for the queues
116 * to become empty.
117 */
118void rt2x00pci_flush_queue(struct data_queue *queue, bool drop);
119
120/*
121 * Device initialization handlers.
122 */
123int rt2x00pci_initialize(struct rt2x00_dev *rt2x00dev);
124void rt2x00pci_uninitialize(struct rt2x00_dev *rt2x00dev);
125
126/*
127 * PCI driver handlers. 39 * PCI driver handlers.
128 */ 40 */
129int rt2x00pci_probe(struct pci_dev *pci_dev, const struct rt2x00_ops *ops); 41int rt2x00pci_probe(struct pci_dev *pci_dev, const struct rt2x00_ops *ops);
diff --git a/drivers/net/wireless/rt2x00/rt61pci.c b/drivers/net/wireless/rt2x00/rt61pci.c
index f95792cfcf89..9e3c8ff53e3f 100644
--- a/drivers/net/wireless/rt2x00/rt61pci.c
+++ b/drivers/net/wireless/rt2x00/rt61pci.c
@@ -35,6 +35,7 @@
35#include <linux/eeprom_93cx6.h> 35#include <linux/eeprom_93cx6.h>
36 36
37#include "rt2x00.h" 37#include "rt2x00.h"
38#include "rt2x00mmio.h"
38#include "rt2x00pci.h" 39#include "rt2x00pci.h"
39#include "rt61pci.h" 40#include "rt61pci.h"
40 41