diff options
| author | Linus Torvalds <torvalds@linux-foundation.org> | 2009-10-31 12:16:20 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2009-10-31 12:16:20 -0700 |
| commit | b6727b12dd2ffb4a890eb5b13a298230c29ba45d (patch) | |
| tree | bc2536b5331c917f9e2ea168ea05cb7a3dfbdb8c /drivers | |
| parent | eb2890c92fe3232345de5c8ba56e4ed4ae6422e1 (diff) | |
| parent | b881c6cbb313dc3618075e81cd618e6ef7a3d159 (diff) | |
| download | linux-b6727b12dd2ffb4a890eb5b13a298230c29ba45d.tar.bz2 | |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging-2.6
* git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging-2.6:
Staging: fix wireless drivers depends
Staging: wireless drivers Kconfig change
Staging: android: mark subsystem as broken
Staging: remove stlc45xx driver
Staging: rtl8187se/rtl8192e/rtl8192su: allow module unload
Staging: vt6656: fix the memory free bug in vntwusb_disconnect()
Staging: Panel: prevent driver from calling misc_deregister twice on same ressource
Staging: hv: fix oops in vmbus - missing #include
Staging: hv: fix oops in vmbus - netvsc list_head
Staging: hv: fix oops in vmbus - udev events
Staging: hv: Fix vmbus load hang caused by faulty data packing
Staging: hv: Fix null pointer error after vmbus loading
Staging: hv TODO patches
Diffstat (limited to 'drivers')
36 files changed, 75 insertions, 3462 deletions
diff --git a/drivers/staging/Kconfig b/drivers/staging/Kconfig index 7df3ba4f1f4d..d21b3469f6d7 100644 --- a/drivers/staging/Kconfig +++ b/drivers/staging/Kconfig @@ -93,8 +93,6 @@ source "drivers/staging/dst/Kconfig" source "drivers/staging/pohmelfs/Kconfig" -source "drivers/staging/stlc45xx/Kconfig" - source "drivers/staging/b3dfg/Kconfig" source "drivers/staging/phison/Kconfig" diff --git a/drivers/staging/Makefile b/drivers/staging/Makefile index 747571172269..8cbf1aebea2e 100644 --- a/drivers/staging/Makefile +++ b/drivers/staging/Makefile @@ -29,7 +29,6 @@ obj-$(CONFIG_ANDROID) += android/ obj-$(CONFIG_ANDROID) += dream/ obj-$(CONFIG_DST) += dst/ obj-$(CONFIG_POHMELFS) += pohmelfs/ -obj-$(CONFIG_STLC45XX) += stlc45xx/ obj-$(CONFIG_B3DFG) += b3dfg/ obj-$(CONFIG_IDE_PHISON) += phison/ obj-$(CONFIG_PLAN9AUTH) += p9auth/ diff --git a/drivers/staging/android/Kconfig b/drivers/staging/android/Kconfig index 247194992374..eb675635ae60 100644 --- a/drivers/staging/android/Kconfig +++ b/drivers/staging/android/Kconfig @@ -2,6 +2,7 @@ menu "Android" config ANDROID bool "Android Drivers" + depends on BROKEN default N ---help--- Enable support for various drivers needed on the Android platform diff --git a/drivers/staging/hv/ChannelMgmt.h b/drivers/staging/hv/ChannelMgmt.h index a839d8fe6cec..fa973d86b624 100644 --- a/drivers/staging/hv/ChannelMgmt.h +++ b/drivers/staging/hv/ChannelMgmt.h @@ -26,6 +26,7 @@ #define _CHANNEL_MGMT_H_ #include <linux/list.h> +#include <linux/timer.h> #include "RingBuffer.h" #include "VmbusChannelInterface.h" #include "VmbusPacketFormat.h" @@ -54,7 +55,7 @@ enum vmbus_channel_message_type { ChannelMessageViewRangeRemove = 18, #endif ChannelMessageCount -} __attribute__((packed)); +}; struct vmbus_channel_message_header { enum vmbus_channel_message_type MessageType; diff --git a/drivers/staging/hv/NetVsc.c b/drivers/staging/hv/NetVsc.c index 1610b845198f..d384c0ddf069 100644 --- a/drivers/staging/hv/NetVsc.c +++ b/drivers/staging/hv/NetVsc.c @@ -1052,7 +1052,7 @@ static void NetVscOnReceive(struct hv_device *Device, */ spin_lock_irqsave(&netDevice->receive_packet_list_lock, flags); while (!list_empty(&netDevice->ReceivePacketList)) { - list_move_tail(&netDevice->ReceivePacketList, &listHead); + list_move_tail(netDevice->ReceivePacketList.next, &listHead); if (++count == vmxferpagePacket->RangeCount + 1) break; } @@ -1071,7 +1071,7 @@ static void NetVscOnReceive(struct hv_device *Device, /* Return it to the freelist */ spin_lock_irqsave(&netDevice->receive_packet_list_lock, flags); for (i = count; i != 0; i--) { - list_move_tail(&listHead, + list_move_tail(listHead.next, &netDevice->ReceivePacketList); } spin_unlock_irqrestore(&netDevice->receive_packet_list_lock, @@ -1085,8 +1085,7 @@ static void NetVscOnReceive(struct hv_device *Device, } /* Remove the 1st packet to represent the xfer page packet itself */ - xferpagePacket = list_entry(&listHead, struct xferpage_packet, - ListEntry); + xferpagePacket = (struct xferpage_packet*)listHead.next; list_del(&xferpagePacket->ListEntry); /* This is how much we can satisfy */ @@ -1102,8 +1101,7 @@ static void NetVscOnReceive(struct hv_device *Device, /* Each range represents 1 RNDIS pkt that contains 1 ethernet frame */ for (i = 0; i < (count - 1); i++) { - netvscPacket = list_entry(&listHead, struct hv_netvsc_packet, - ListEntry); + netvscPacket = (struct hv_netvsc_packet*)listHead.next; list_del(&netvscPacket->ListEntry); /* Initialize the netvsc packet */ diff --git a/drivers/staging/hv/TODO b/drivers/staging/hv/TODO index 4d390b237742..dbfbde937a66 100644 --- a/drivers/staging/hv/TODO +++ b/drivers/staging/hv/TODO @@ -1,11 +1,17 @@ TODO: - fix remaining checkpatch warnings and errors + - use of /** when it is not a kerneldoc header - remove RingBuffer.c to us in-kernel ringbuffer functions instead. - audit the vmbus to verify it is working properly with the driver model + - convert vmbus driver interface function pointer tables + to constant, a.k.a vmbus_ops - see if the vmbus can be merged with the other virtual busses in the kernel - audit the network driver + - use existing net_device_stats struct in network device + - checking for carrier inside open is wrong, network device API + confusion?? - audit the block driver - audit the scsi driver diff --git a/drivers/staging/hv/osd.h b/drivers/staging/hv/osd.h index 9504604c72bd..ce064e8ea644 100644 --- a/drivers/staging/hv/osd.h +++ b/drivers/staging/hv/osd.h @@ -25,6 +25,7 @@ #ifndef _OSD_H_ #define _OSD_H_ +#include <linux/workqueue.h> /* Defines */ #define ALIGN_UP(value, align) (((value) & (align-1)) ? \ diff --git a/drivers/staging/hv/vmbus_drv.c b/drivers/staging/hv/vmbus_drv.c index 582318f10222..894eecfc63ca 100644 --- a/drivers/staging/hv/vmbus_drv.c +++ b/drivers/staging/hv/vmbus_drv.c @@ -507,12 +507,12 @@ static struct hv_device *vmbus_child_device_create(struct hv_guid *type, child_device_obj = &child_device_ctx->device_obj; child_device_obj->context = context; - memcpy(&child_device_obj->deviceType, &type, sizeof(struct hv_guid)); - memcpy(&child_device_obj->deviceInstance, &instance, + memcpy(&child_device_obj->deviceType, type, sizeof(struct hv_guid)); + memcpy(&child_device_obj->deviceInstance, instance, sizeof(struct hv_guid)); - memcpy(&child_device_ctx->class_id, &type, sizeof(struct hv_guid)); - memcpy(&child_device_ctx->device_id, &instance, sizeof(struct hv_guid)); + memcpy(&child_device_ctx->class_id, type, sizeof(struct hv_guid)); + memcpy(&child_device_ctx->device_id, instance, sizeof(struct hv_guid)); DPRINT_EXIT(VMBUS_DRV); @@ -537,18 +537,7 @@ static int vmbus_child_device_register(struct hv_device *root_device_obj, DPRINT_DBG(VMBUS_DRV, "child device (%p) registering", child_device_ctx); - /* Make sure we are not registered already */ - if (strlen(dev_name(&child_device_ctx->device)) != 0) { - DPRINT_ERR(VMBUS_DRV, - "child device (%p) already registered - busid %s", - child_device_ctx, - dev_name(&child_device_ctx->device)); - - ret = -1; - goto Cleanup; - } - - /* Set the device bus id. Otherwise, device_register()will fail. */ + /* Set the device name. Otherwise, device_register() will fail. */ dev_set_name(&child_device_ctx->device, "vmbus_0_%d", atomic_inc_return(&device_num)); @@ -573,7 +562,6 @@ static int vmbus_child_device_register(struct hv_device *root_device_obj, DPRINT_INFO(VMBUS_DRV, "child device (%p) registered", &child_device_ctx->device); -Cleanup: DPRINT_EXIT(VMBUS_DRV); return ret; @@ -623,8 +611,6 @@ static void vmbus_child_device_destroy(struct hv_device *device_obj) static int vmbus_uevent(struct device *device, struct kobj_uevent_env *env) { struct device_context *device_ctx = device_to_device_context(device); - int i = 0; - int len = 0; int ret; DPRINT_ENTER(VMBUS_DRV); @@ -644,8 +630,6 @@ static int vmbus_uevent(struct device *device, struct kobj_uevent_env *env) device_ctx->class_id.data[14], device_ctx->class_id.data[15]); - env->envp_idx = i; - env->buflen = len; ret = add_uevent_var(env, "VMBUS_DEVICE_CLASS_GUID={" "%02x%02x%02x%02x-%02x%02x-%02x%02x-" "%02x%02x%02x%02x%02x%02x%02x%02x}", @@ -691,8 +675,6 @@ static int vmbus_uevent(struct device *device, struct kobj_uevent_env *env) if (ret) return ret; - env->envp[env->envp_idx] = NULL; - DPRINT_EXIT(VMBUS_DRV); return 0; diff --git a/drivers/staging/otus/Kconfig b/drivers/staging/otus/Kconfig index d549d08fd495..f6cc2625e341 100644 --- a/drivers/staging/otus/Kconfig +++ b/drivers/staging/otus/Kconfig @@ -1,6 +1,6 @@ config OTUS tristate "Atheros OTUS 802.11n USB wireless support" - depends on USB && WLAN_80211 && MAC80211 + depends on USB && WLAN && MAC80211 default N ---help--- Enable support for Atheros 802.11n USB hardware: diff --git a/drivers/staging/panel/panel.c b/drivers/staging/panel/panel.c index dd7d3fde9699..4ce399b6d237 100644 --- a/drivers/staging/panel/panel.c +++ b/drivers/staging/panel/panel.c @@ -2071,11 +2071,15 @@ static void panel_detach(struct parport *port) return; } - if (keypad_enabled && keypad_initialized) + if (keypad_enabled && keypad_initialized) { misc_deregister(&keypad_dev); + keypad_initialized = 0; + } - if (lcd_enabled && lcd_initialized) + if (lcd_enabled && lcd_initialized) { misc_deregister(&lcd_dev); + lcd_initialized = 0; + } parport_release(pprt); parport_unregister_device(pprt); @@ -2211,13 +2215,16 @@ static void __exit panel_cleanup_module(void) del_timer(&scan_timer); if (pprt != NULL) { - if (keypad_enabled) + if (keypad_enabled) { misc_deregister(&keypad_dev); + keypad_initialized = 0; + } if (lcd_enabled) { panel_lcd_print("\x0cLCD driver " PANEL_VERSION "\nunloaded.\x1b[Lc\x1b[Lb\x1b[L-"); misc_deregister(&lcd_dev); + lcd_initialized = 0; } /* TODO: free all input signals */ diff --git a/drivers/staging/rt2860/Kconfig b/drivers/staging/rt2860/Kconfig index 7f44e5e72463..efe38e25c5ed 100644 --- a/drivers/staging/rt2860/Kconfig +++ b/drivers/staging/rt2860/Kconfig @@ -1,5 +1,5 @@ config RT2860 tristate "Ralink 2860 wireless support" - depends on PCI && X86 && WLAN_80211 + depends on PCI && X86 && WLAN ---help--- This is an experimental driver for the Ralink 2860 wireless chip. diff --git a/drivers/staging/rt2870/Kconfig b/drivers/staging/rt2870/Kconfig index 76841f6dea93..aea5c8221810 100644 --- a/drivers/staging/rt2870/Kconfig +++ b/drivers/staging/rt2870/Kconfig @@ -1,5 +1,5 @@ config RT2870 tristate "Ralink 2870/3070 wireless support" - depends on USB && X86 && WLAN_80211 + depends on USB && X86 && WLAN ---help--- This is an experimental driver for the Ralink xx70 wireless chips. diff --git a/drivers/staging/rt3090/Kconfig b/drivers/staging/rt3090/Kconfig index 255e8eaa4836..2b3f745d72b7 100644 --- a/drivers/staging/rt3090/Kconfig +++ b/drivers/staging/rt3090/Kconfig @@ -1,5 +1,5 @@ config RT3090 tristate "Ralink 3090 wireless support" - depends on PCI && X86 && WLAN_80211 + depends on PCI && X86 && WLAN ---help--- This is an experimental driver for the Ralink 3090 wireless chip. diff --git a/drivers/staging/rtl8187se/Kconfig b/drivers/staging/rtl8187se/Kconfig index 236e42725447..203c79b8180f 100644 --- a/drivers/staging/rtl8187se/Kconfig +++ b/drivers/staging/rtl8187se/Kconfig @@ -1,6 +1,6 @@ config RTL8187SE tristate "RealTek RTL8187SE Wireless LAN NIC driver" - depends on PCI + depends on PCI && WLAN depends on WIRELESS_EXT default N ---help--- diff --git a/drivers/staging/rtl8187se/ieee80211/ieee80211_crypt.c b/drivers/staging/rtl8187se/ieee80211/ieee80211_crypt.c index 013c3e19ae25..4c5d63fd5833 100644 --- a/drivers/staging/rtl8187se/ieee80211/ieee80211_crypt.c +++ b/drivers/staging/rtl8187se/ieee80211/ieee80211_crypt.c @@ -53,10 +53,8 @@ void ieee80211_crypt_deinit_entries(struct ieee80211_device *ieee, list_del(ptr); - if (entry->ops) { + if (entry->ops) entry->ops->deinit(entry->priv); - module_put(entry->ops->owner); - } kfree(entry); } } diff --git a/drivers/staging/rtl8187se/ieee80211/ieee80211_module.c b/drivers/staging/rtl8187se/ieee80211/ieee80211_module.c index 6fbe4890cb66..18392fce487d 100644 --- a/drivers/staging/rtl8187se/ieee80211/ieee80211_module.c +++ b/drivers/staging/rtl8187se/ieee80211/ieee80211_module.c @@ -189,10 +189,8 @@ void free_ieee80211(struct net_device *dev) for (i = 0; i < WEP_KEYS; i++) { struct ieee80211_crypt_data *crypt = ieee->crypt[i]; if (crypt) { - if (crypt->ops) { + if (crypt->ops) crypt->ops->deinit(crypt->priv); - module_put(crypt->ops->owner); - } kfree(crypt); ieee->crypt[i] = NULL; } diff --git a/drivers/staging/rtl8187se/ieee80211/ieee80211_softmac.c b/drivers/staging/rtl8187se/ieee80211/ieee80211_softmac.c index 59b2ab48cdcf..334e4c7ec61b 100644 --- a/drivers/staging/rtl8187se/ieee80211/ieee80211_softmac.c +++ b/drivers/staging/rtl8187se/ieee80211/ieee80211_softmac.c @@ -2839,16 +2839,12 @@ static int ieee80211_wpa_set_encryption(struct ieee80211_device *ieee, goto skip_host_crypt; ops = ieee80211_get_crypto_ops(param->u.crypt.alg); - if (ops == NULL && strcmp(param->u.crypt.alg, "WEP") == 0) { - request_module("ieee80211_crypt_wep"); + if (ops == NULL && strcmp(param->u.crypt.alg, "WEP") == 0) ops = ieee80211_get_crypto_ops(param->u.crypt.alg); - } else if (ops == NULL && strcmp(param->u.crypt.alg, "TKIP") == 0) { - request_module("ieee80211_crypt_tkip"); + else if (ops == NULL && strcmp(param->u.crypt.alg, "TKIP") == 0) ops = ieee80211_get_crypto_ops(param->u.crypt.alg); - } else if (ops == NULL && strcmp(param->u.crypt.alg, "CCMP") == 0) { - request_module("ieee80211_crypt_ccmp"); + else if (ops == NULL && strcmp(param->u.crypt.alg, "CCMP") == 0) ops = ieee80211_get_crypto_ops(param->u.crypt.alg); - } if (ops == NULL) { printk("unknown crypto alg '%s'\n", param->u.crypt.alg); param->u.crypt.err = IEEE_CRYPT_ERR_UNKNOWN_ALG; @@ -2869,7 +2865,7 @@ static int ieee80211_wpa_set_encryption(struct ieee80211_device *ieee, } memset(new_crypt, 0, sizeof(struct ieee80211_crypt_data)); new_crypt->ops = ops; - if (new_crypt->ops && try_module_get(new_crypt->ops->owner)) + if (new_crypt->ops) new_crypt->priv = new_crypt->ops->init(param->u.crypt.idx); diff --git a/drivers/staging/rtl8187se/ieee80211/ieee80211_wx.c b/drivers/staging/rtl8187se/ieee80211/ieee80211_wx.c index 8d8bdd0a130e..a08b97a09512 100644 --- a/drivers/staging/rtl8187se/ieee80211/ieee80211_wx.c +++ b/drivers/staging/rtl8187se/ieee80211/ieee80211_wx.c @@ -331,12 +331,10 @@ int ieee80211_wx_set_encode(struct ieee80211_device *ieee, return -ENOMEM; memset(new_crypt, 0, sizeof(struct ieee80211_crypt_data)); new_crypt->ops = ieee80211_get_crypto_ops("WEP"); - if (!new_crypt->ops) { - request_module("ieee80211_crypt_wep"); + if (!new_crypt->ops) new_crypt->ops = ieee80211_get_crypto_ops("WEP"); - } - if (new_crypt->ops && try_module_get(new_crypt->ops->owner)) + if (new_crypt->ops) new_crypt->priv = new_crypt->ops->init(key); if (!new_crypt->ops || !new_crypt->priv) { @@ -483,7 +481,7 @@ int ieee80211_wx_set_encode_ext(struct ieee80211_device *ieee, struct iw_encode_ext *ext = (struct iw_encode_ext *)extra; int i, idx, ret = 0; int group_key = 0; - const char *alg, *module; + const char *alg; struct ieee80211_crypto_ops *ops; struct ieee80211_crypt_data **crypt; @@ -539,15 +537,12 @@ int ieee80211_wx_set_encode_ext(struct ieee80211_device *ieee, switch (ext->alg) { case IW_ENCODE_ALG_WEP: alg = "WEP"; - module = "ieee80211_crypt_wep"; break; case IW_ENCODE_ALG_TKIP: alg = "TKIP"; - module = "ieee80211_crypt_tkip"; break; case IW_ENCODE_ALG_CCMP: alg = "CCMP"; - module = "ieee80211_crypt_ccmp"; break; default: IEEE80211_DEBUG_WX("%s: unknown crypto alg %d\n", @@ -558,10 +553,8 @@ int ieee80211_wx_set_encode_ext(struct ieee80211_device *ieee, // printk("8-09-08-9=====>%s, alg name:%s\n",__func__, alg); ops = ieee80211_get_crypto_ops(alg); - if (ops == NULL) { - request_module(module); + if (ops == NULL) ops = ieee80211_get_crypto_ops(alg); - } if (ops == NULL) { IEEE80211_DEBUG_WX("%s: unknown crypto alg %d\n", dev->name, ext->alg); @@ -581,7 +574,7 @@ int ieee80211_wx_set_encode_ext(struct ieee80211_device *ieee, goto done; } new_crypt->ops = ops; - if (new_crypt->ops && try_module_get(new_crypt->ops->owner)) + if (new_crypt->ops) new_crypt->priv = new_crypt->ops->init(idx); if (new_crypt->priv == NULL) { kfree(new_crypt); diff --git a/drivers/staging/rtl8192e/Kconfig b/drivers/staging/rtl8192e/Kconfig index 3100aa58c940..37e4fde45073 100644 --- a/drivers/staging/rtl8192e/Kconfig +++ b/drivers/staging/rtl8192e/Kconfig @@ -1,6 +1,6 @@ config RTL8192E tristate "RealTek RTL8192E Wireless LAN NIC driver" - depends on PCI + depends on PCI && WLAN depends on WIRELESS_EXT default N ---help--- diff --git a/drivers/staging/rtl8192e/ieee80211/ieee80211_crypt.c b/drivers/staging/rtl8192e/ieee80211/ieee80211_crypt.c index 1a8ea8a40c3c..b1c54932da3e 100644 --- a/drivers/staging/rtl8192e/ieee80211/ieee80211_crypt.c +++ b/drivers/staging/rtl8192e/ieee80211/ieee80211_crypt.c @@ -53,14 +53,8 @@ void ieee80211_crypt_deinit_entries(struct ieee80211_device *ieee, list_del(ptr); - if (entry->ops) { + if (entry->ops) entry->ops->deinit(entry->priv); -#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,5,0) - module_put(entry->ops->owner); -#else - __MOD_DEC_USE_COUNT(entry->ops->owner); -#endif - } kfree(entry); } } diff --git a/drivers/staging/rtl8192e/ieee80211/ieee80211_module.c b/drivers/staging/rtl8192e/ieee80211/ieee80211_module.c index 16256a31f993..12c2a18e1fa2 100644 --- a/drivers/staging/rtl8192e/ieee80211/ieee80211_module.c +++ b/drivers/staging/rtl8192e/ieee80211/ieee80211_module.c @@ -242,14 +242,8 @@ void free_ieee80211(struct net_device *dev) for (i = 0; i < WEP_KEYS; i++) { struct ieee80211_crypt_data *crypt = ieee->crypt[i]; if (crypt) { - if (crypt->ops) { + if (crypt->ops) crypt->ops->deinit(crypt->priv); -#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,5,0) - module_put(crypt->ops->owner); -#else - __MOD_DEC_USE_COUNT(crypt->ops->owner); -#endif - } kfree(crypt); ieee->crypt[i] = NULL; } diff --git a/drivers/staging/rtl8192e/ieee80211/ieee80211_softmac.c b/drivers/staging/rtl8192e/ieee80211/ieee80211_softmac.c index 2fc04df872ca..eae7c4579a68 100644 --- a/drivers/staging/rtl8192e/ieee80211/ieee80211_softmac.c +++ b/drivers/staging/rtl8192e/ieee80211/ieee80211_softmac.c @@ -3284,17 +3284,14 @@ static int ieee80211_wpa_set_encryption(struct ieee80211_device *ieee, goto skip_host_crypt; ops = ieee80211_get_crypto_ops(param->u.crypt.alg); - if (ops == NULL && strcmp(param->u.crypt.alg, "WEP") == 0) { - request_module("ieee80211_crypt_wep"); + if (ops == NULL && strcmp(param->u.crypt.alg, "WEP") == 0) ops = ieee80211_get_crypto_ops(param->u.crypt.alg); - //set WEP40 first, it will be modified according to WEP104 or WEP40 at other place - } else if (ops == NULL && strcmp(param->u.crypt.alg, "TKIP") == 0) { - request_module("ieee80211_crypt_tkip"); + /* set WEP40 first, it will be modified according to WEP104 or + * WEP40 at other place */ + else if (ops == NULL && strcmp(param->u.crypt.alg, "TKIP") == 0) ops = ieee80211_get_crypto_ops(param->u.crypt.alg); - } else if (ops == NULL && strcmp(param->u.crypt.alg, "CCMP") == 0) { - request_module("ieee80211_crypt_ccmp"); + else if (ops == NULL && strcmp(param->u.crypt.alg, "CCMP") == 0) ops = ieee80211_get_crypto_ops(param->u.crypt.alg); - } if (ops == NULL) { printk("unknown crypto alg '%s'\n", param->u.crypt.alg); param->u.crypt.err = IEEE_CRYPT_ERR_UNKNOWN_ALG; @@ -3315,11 +3312,7 @@ static int ieee80211_wpa_set_encryption(struct ieee80211_device *ieee, } memset(new_crypt, 0, sizeof(struct ieee80211_crypt_data)); new_crypt->ops = ops; -#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,5,0) - if (new_crypt->ops && try_module_get(new_crypt->ops->owner)) -#else - if (new_crypt->ops && try_inc_mod_count(new_crypt->ops->owner)) -#endif + if (new_crypt->ops) new_crypt->priv = new_crypt->ops->init(param->u.crypt.idx); diff --git a/drivers/staging/rtl8192e/ieee80211/ieee80211_wx.c b/drivers/staging/rtl8192e/ieee80211/ieee80211_wx.c index 223483126b0e..4e34a1f4c66b 100644 --- a/drivers/staging/rtl8192e/ieee80211/ieee80211_wx.c +++ b/drivers/staging/rtl8192e/ieee80211/ieee80211_wx.c @@ -482,15 +482,9 @@ int ieee80211_wx_set_encode(struct ieee80211_device *ieee, return -ENOMEM; memset(new_crypt, 0, sizeof(struct ieee80211_crypt_data)); new_crypt->ops = ieee80211_get_crypto_ops("WEP"); - if (!new_crypt->ops) { - request_module("ieee80211_crypt_wep"); + if (!new_crypt->ops) new_crypt->ops = ieee80211_get_crypto_ops("WEP"); - } -#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,5,0) - if (new_crypt->ops && try_module_get(new_crypt->ops->owner)) -#else - if (new_crypt->ops && try_inc_mod_count(new_crypt->ops->owner)) -#endif + if (new_crypt->ops) new_crypt->priv = new_crypt->ops->init(key); if (!new_crypt->ops || !new_crypt->priv) { @@ -644,7 +638,7 @@ int ieee80211_wx_set_encode_ext(struct ieee80211_device *ieee, struct iw_encode_ext *ext = (struct iw_encode_ext *)extra; int i, idx; int group_key = 0; - const char *alg, *module; + const char *alg; struct ieee80211_crypto_ops *ops; struct ieee80211_crypt_data **crypt; @@ -711,15 +705,12 @@ int ieee80211_wx_set_encode_ext(struct ieee80211_device *ieee, switch (ext->alg) { case IW_ENCODE_ALG_WEP: alg = "WEP"; - module = "ieee80211_crypt_wep"; break; case IW_ENCODE_ALG_TKIP: alg = "TKIP"; - module = "ieee80211_crypt_tkip"; break; case IW_ENCODE_ALG_CCMP: alg = "CCMP"; - module = "ieee80211_crypt_ccmp"; break; default: IEEE80211_DEBUG_WX("%s: unknown crypto alg %d\n", @@ -730,10 +721,8 @@ int ieee80211_wx_set_encode_ext(struct ieee80211_device *ieee, printk("alg name:%s\n",alg); ops = ieee80211_get_crypto_ops(alg); - if (ops == NULL) { - request_module(module); + if (ops == NULL) ops = ieee80211_get_crypto_ops(alg); - } if (ops == NULL) { IEEE80211_DEBUG_WX("%s: unknown crypto alg %d\n", dev->name, ext->alg); @@ -758,7 +747,7 @@ int ieee80211_wx_set_encode_ext(struct ieee80211_device *ieee, goto done; } new_crypt->ops = ops; - if (new_crypt->ops && try_module_get(new_crypt->ops->owner)) + if (new_crypt->ops) new_crypt->priv = new_crypt->ops->init(idx); if (new_crypt->priv == NULL) { kfree(new_crypt); diff --git a/drivers/staging/rtl8192su/Kconfig b/drivers/staging/rtl8192su/Kconfig index 770f41280f21..b8c95f942069 100644 --- a/drivers/staging/rtl8192su/Kconfig +++ b/drivers/staging/rtl8192su/Kconfig @@ -1,6 +1,6 @@ config RTL8192SU tristate "RealTek RTL8192SU Wireless LAN NIC driver" - depends on PCI + depends on PCI && WLAN depends on WIRELESS_EXT default N ---help--- diff --git a/drivers/staging/rtl8192su/ieee80211/ieee80211_crypt.c b/drivers/staging/rtl8192su/ieee80211/ieee80211_crypt.c index d76a54d59d2f..521e7b989934 100644 --- a/drivers/staging/rtl8192su/ieee80211/ieee80211_crypt.c +++ b/drivers/staging/rtl8192su/ieee80211/ieee80211_crypt.c @@ -53,10 +53,8 @@ void ieee80211_crypt_deinit_entries(struct ieee80211_device *ieee, list_del(ptr); - if (entry->ops) { + if (entry->ops) entry->ops->deinit(entry->priv); - module_put(entry->ops->owner); - } kfree(entry); } } diff --git a/drivers/staging/rtl8192su/ieee80211/ieee80211_module.c b/drivers/staging/rtl8192su/ieee80211/ieee80211_module.c index 68dc8fa094cc..c3383bb8b760 100644 --- a/drivers/staging/rtl8192su/ieee80211/ieee80211_module.c +++ b/drivers/staging/rtl8192su/ieee80211/ieee80211_module.c @@ -216,10 +216,8 @@ void free_ieee80211(struct net_device *dev) for (i = 0; i < WEP_KEYS; i++) { struct ieee80211_crypt_data *crypt = ieee->crypt[i]; if (crypt) { - if (crypt->ops) { + if (crypt->ops) crypt->ops->deinit(crypt->priv); - module_put(crypt->ops->owner); - } kfree(crypt); ieee->crypt[i] = NULL; } diff --git a/drivers/staging/rtl8192su/ieee80211/ieee80211_softmac.c b/drivers/staging/rtl8192su/ieee80211/ieee80211_softmac.c index c64ae03f68a0..fd8e11252f1b 100644 --- a/drivers/staging/rtl8192su/ieee80211/ieee80211_softmac.c +++ b/drivers/staging/rtl8192su/ieee80211/ieee80211_softmac.c @@ -3026,17 +3026,14 @@ static int ieee80211_wpa_set_encryption(struct ieee80211_device *ieee, goto skip_host_crypt; ops = ieee80211_get_crypto_ops(param->u.crypt.alg); - if (ops == NULL && strcmp(param->u.crypt.alg, "WEP") == 0) { - request_module("ieee80211_crypt_wep"); + if (ops == NULL && strcmp(param->u.crypt.alg, "WEP") == 0) ops = ieee80211_get_crypto_ops(param->u.crypt.alg); - //set WEP40 first, it will be modified according to WEP104 or WEP40 at other place - } else if (ops == NULL && strcmp(param->u.crypt.alg, "TKIP") == 0) { - request_module("ieee80211_crypt_tkip"); + /* set WEP40 first, it will be modified according to WEP104 or + * WEP40 at other place */ + else if (ops == NULL && strcmp(param->u.crypt.alg, "TKIP") == 0) ops = ieee80211_get_crypto_ops(param->u.crypt.alg); - } else if (ops == NULL && strcmp(param->u.crypt.alg, "CCMP") == 0) { - request_module("ieee80211_crypt_ccmp"); + else if (ops == NULL && strcmp(param->u.crypt.alg, "CCMP") == 0) ops = ieee80211_get_crypto_ops(param->u.crypt.alg); - } if (ops == NULL) { printk("unknown crypto alg '%s'\n", param->u.crypt.alg); param->u.crypt.err = IEEE_CRYPT_ERR_UNKNOWN_ALG; @@ -3058,7 +3055,7 @@ static int ieee80211_wpa_set_encryption(struct ieee80211_device *ieee, memset(new_crypt, 0, sizeof(struct ieee80211_crypt_data)); new_crypt->ops = ops; - if (new_crypt->ops && try_module_get(new_crypt->ops->owner)) + if (new_crypt->ops) new_crypt->priv = new_crypt->ops->init(param->u.crypt.idx); diff --git a/drivers/staging/rtl8192su/ieee80211/ieee80211_wx.c b/drivers/staging/rtl8192su/ieee80211/ieee80211_wx.c index 107759024335..6146c6435dde 100644 --- a/drivers/staging/rtl8192su/ieee80211/ieee80211_wx.c +++ b/drivers/staging/rtl8192su/ieee80211/ieee80211_wx.c @@ -358,11 +358,9 @@ int ieee80211_wx_set_encode(struct ieee80211_device *ieee, return -ENOMEM; memset(new_crypt, 0, sizeof(struct ieee80211_crypt_data)); new_crypt->ops = ieee80211_get_crypto_ops("WEP"); - if (!new_crypt->ops) { - request_module("ieee80211_crypt_wep"); + if (!new_crypt->ops) new_crypt->ops = ieee80211_get_crypto_ops("WEP"); - } - if (new_crypt->ops && try_module_get(new_crypt->ops->owner)) + if (new_crypt->ops) new_crypt->priv = new_crypt->ops->init(key); if (!new_crypt->ops || !new_crypt->priv) { @@ -507,7 +505,7 @@ int ieee80211_wx_set_encode_ext(struct ieee80211_device *ieee, struct iw_encode_ext *ext = (struct iw_encode_ext *)extra; int i, idx; int group_key = 0; - const char *alg, *module; + const char *alg; struct ieee80211_crypto_ops *ops; struct ieee80211_crypt_data **crypt; @@ -570,15 +568,12 @@ int ieee80211_wx_set_encode_ext(struct ieee80211_device *ieee, switch (ext->alg) { case IW_ENCODE_ALG_WEP: alg = "WEP"; - module = "ieee80211_crypt_wep"; break; case IW_ENCODE_ALG_TKIP: alg = "TKIP"; - module = "ieee80211_crypt_tkip"; break; case IW_ENCODE_ALG_CCMP: alg = "CCMP"; - module = "ieee80211_crypt_ccmp"; break; default: IEEE80211_DEBUG_WX("%s: unknown crypto alg %d\n", @@ -589,10 +584,8 @@ int ieee80211_wx_set_encode_ext(struct ieee80211_device *ieee, printk("alg name:%s\n",alg); ops = ieee80211_get_crypto_ops(alg); - if (ops == NULL) { - request_module("%s", module); + if (ops == NULL) ops = ieee80211_get_crypto_ops(alg); - } if (ops == NULL) { IEEE80211_DEBUG_WX("%s: unknown crypto alg %d\n", dev->name, ext->alg); @@ -612,7 +605,7 @@ int ieee80211_wx_set_encode_ext(struct ieee80211_device *ieee, goto done; } new_crypt->ops = ops; - if (new_crypt->ops && try_module_get(new_crypt->ops->owner)) + if (new_crypt->ops) new_crypt->priv = new_crypt->ops->init(idx); if (new_crypt->priv == NULL) { kfree(new_crypt); diff --git a/drivers/staging/stlc45xx/Kconfig b/drivers/staging/stlc45xx/Kconfig deleted file mode 100644 index 947fb75a9c68..000000000000 --- a/drivers/staging/stlc45xx/Kconfig +++ /dev/null @@ -1,8 +0,0 @@ -config STLC45XX - tristate "stlc4550/4560 support" - depends on MAC80211 && WLAN_80211 && SPI_MASTER && GENERIC_HARDIRQS - ---help--- - This is a driver for stlc4550 and stlc4560 chipsets. - - To compile this driver as a module, choose M here: the module will be - called stlc45xx. If unsure, say N. diff --git a/drivers/staging/stlc45xx/Makefile b/drivers/staging/stlc45xx/Makefile deleted file mode 100644 index 7ee32903055a..000000000000 --- a/drivers/staging/stlc45xx/Makefile +++ /dev/null @@ -1 +0,0 @@ -obj-$(CONFIG_STLC45XX) += stlc45xx.o diff --git a/drivers/staging/stlc45xx/stlc45xx.c b/drivers/staging/stlc45xx/stlc45xx.c deleted file mode 100644 index be99eb33d817..000000000000 --- a/drivers/staging/stlc45xx/stlc45xx.c +++ /dev/null @@ -1,2594 +0,0 @@ -/* - * This file is part of stlc45xx - * - * Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies). - * - * Contact: Kalle Valo <kalle.valo@nokia.com> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * version 2 as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA - * 02110-1301 USA - * - */ - -#include "stlc45xx.h" - -#include <linux/module.h> -#include <linux/platform_device.h> -#include <linux/interrupt.h> -#include <linux/firmware.h> -#include <linux/delay.h> -#include <linux/irq.h> -#include <linux/spi/spi.h> -#include <linux/etherdevice.h> -#include <linux/gpio.h> -#include <linux/moduleparam.h> - -#include "stlc45xx_lmac.h" - -/* - * gpios should be handled in board files and provided via platform data, - * but because it's currently impossible for stlc45xx to have a header file - * in include/linux, let's use module paramaters for now - */ -static int stlc45xx_gpio_power = 97; -module_param(stlc45xx_gpio_power, int, 0444); -MODULE_PARM_DESC(stlc45xx_gpio_power, "stlc45xx gpio number for power line"); - -static int stlc45xx_gpio_irq = 87; -module_param(stlc45xx_gpio_irq, int, 0444); -MODULE_PARM_DESC(stlc45xx_gpio_irq, "stlc45xx gpio number for irq line"); - -static const u8 default_cal_channels[] = { - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x6c, 0x09, - 0x00, 0x00, 0xc9, 0xff, 0xd8, 0xff, 0x00, 0x00, 0x00, 0x01, 0x10, - 0x01, 0x10, 0x01, 0x10, 0x01, 0x10, 0x01, 0xe0, 0x00, 0xe0, 0x00, - 0xe0, 0x00, 0xe0, 0x00, 0xd0, 0x00, 0xd0, 0x00, 0xd0, 0x00, 0xd0, - 0x00, 0x54, 0x01, 0xab, 0xf6, 0xc0, 0x42, 0xc0, 0x42, 0xc0, 0x42, - 0xc0, 0x42, 0x00, 0xcb, 0x00, 0xcb, 0x00, 0xcb, 0x00, 0xcb, 0x00, - 0xcb, 0x00, 0xcb, 0x00, 0xcb, 0x00, 0xcb, 0x22, 0x01, 0x37, 0xa9, - 0xc0, 0x33, 0xc0, 0x33, 0xc0, 0x33, 0xc0, 0x33, 0x00, 0xbc, 0x00, - 0xbc, 0x00, 0xbc, 0x00, 0xbc, 0x00, 0xbc, 0x00, 0xbc, 0x00, 0xbc, - 0x00, 0xbc, 0xfb, 0x00, 0xca, 0x79, 0xc0, 0x2b, 0xc0, 0x2b, 0xc0, - 0x2b, 0xc0, 0x2b, 0x00, 0xb4, 0x00, 0xb4, 0x00, 0xb4, 0x00, 0xb4, - 0x00, 0xb4, 0x00, 0xb4, 0x00, 0xb4, 0x00, 0xb4, 0xd0, 0x00, 0x5d, - 0x54, 0xc0, 0x21, 0xc0, 0x21, 0xc0, 0x21, 0xc0, 0x21, 0x00, 0xaa, - 0x00, 0xaa, 0x00, 0xaa, 0x00, 0xaa, 0x00, 0xaa, 0x00, 0xaa, 0x00, - 0xaa, 0x00, 0xaa, 0xa7, 0x00, 0xa9, 0x3d, 0xc0, 0x17, 0xc0, 0x17, - 0xc0, 0x17, 0xc0, 0x17, 0x00, 0xa0, 0x00, 0xa0, 0x00, 0xa0, 0x00, - 0xa0, 0x00, 0xa0, 0x00, 0xa0, 0x00, 0xa0, 0x00, 0xa0, 0x7a, 0x00, - 0x06, 0x2c, 0xc0, 0x0d, 0xc0, 0x0d, 0xc0, 0x0d, 0xc0, 0x0d, 0x00, - 0x96, 0x00, 0x96, 0x00, 0x96, 0x00, 0x96, 0x00, 0x96, 0x00, 0x96, - 0x00, 0x96, 0x00, 0x96, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x06, 0x80, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x71, 0x09, 0x00, 0x00, 0xc9, 0xff, 0xd8, - 0xff, 0x00, 0x00, 0x00, 0x01, 0x10, 0x01, 0x10, 0x01, 0x10, 0x01, - 0x10, 0x01, 0xf0, 0x00, 0xf0, 0x00, 0xf0, 0x00, 0xf0, 0x00, 0xd0, - 0x00, 0xd0, 0x00, 0xd0, 0x00, 0xd0, 0x00, 0x54, 0x01, 0xab, 0xf6, - 0xc0, 0x42, 0xc0, 0x42, 0xc0, 0x42, 0xc0, 0x42, 0x00, 0xcb, 0x00, - 0xcb, 0x00, 0xcb, 0x00, 0xcb, 0x00, 0xcb, 0x00, 0xcb, 0x00, 0xcb, - 0x00, 0xcb, 0x22, 0x01, 0x37, 0xa9, 0xc0, 0x33, 0xc0, 0x33, 0xc0, - 0x33, 0xc0, 0x33, 0x00, 0xbc, 0x00, 0xbc, 0x00, 0xbc, 0x00, 0xbc, - 0x00, 0xbc, 0x00, 0xbc, 0x00, 0xbc, 0x00, 0xbc, 0xfb, 0x00, 0xca, - 0x79, 0xc0, 0x2b, 0xc0, 0x2b, 0xc0, 0x2b, 0xc0, 0x2b, 0x00, 0xb4, - 0x00, 0xb4, 0x00, 0xb4, 0x00, 0xb4, 0x00, 0xb4, 0x00, 0xb4, 0x00, - 0xb4, 0x00, 0xb4, 0xd0, 0x00, 0x5d, 0x54, 0xc0, 0x21, 0xc0, 0x21, - 0xc0, 0x21, 0xc0, 0x21, 0x00, 0xaa, 0x00, 0xaa, 0x00, 0xaa, 0x00, - 0xaa, 0x00, 0xaa, 0x00, 0xaa, 0x00, 0xaa, 0x00, 0xaa, 0xa7, 0x00, - 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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00 }; - -static const u8 default_cal_rssi[] = { - 0x0a, 0x01, 0x72, 0xfe, 0x1a, 0x00, 0x00, 0x00, 0x0a, 0x01, 0x72, - 0xfe, 0x1a, 0x00, 0x00, 0x00, 0x0a, 0x01, 0x72, 0xfe, 0x1a, 0x00, - 0x00, 0x00, 0x0a, 0x01, 0x72, 0xfe, 0x1a, 0x00, 0x00, 0x00, 0x0a, - 0x01, 0x72, 0xfe, 0x1a, 0x00, 0x00, 0x00, 0x0a, 0x01, 0x72, 0xfe, - 0x1a, 0x00, 0x00, 0x00, 0x0a, 0x01, 0x72, 0xfe, 0x1a, 0x00, 0x00, - 0x00, 0x0a, 0x01, 0x72, 0xfe, 0x1a, 0x00, 0x00, 0x00, 0x0a, 0x01, - 0x72, 0xfe, 0x1a, 0x00, 0x00, 0x00, 0x0a, 0x01, 0x72, 0xfe, 0x1a, - 0x00, 0x00, 0x00, 0x0a, 0x01, 0x72, 0xfe, 0x1a, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00 }; - -static void stlc45xx_tx_edcf(struct stlc45xx *stlc); -static void stlc45xx_tx_setup(struct stlc45xx *stlc); -static void stlc45xx_tx_scan(struct stlc45xx *stlc); -static void stlc45xx_tx_psm(struct stlc45xx *stlc, bool enable); -static int stlc45xx_tx_nullfunc(struct stlc45xx *stlc, bool powersave); -static int stlc45xx_tx_pspoll(struct stlc45xx *stlc, bool powersave); - -static ssize_t stlc45xx_sysfs_show_cal_rssi(struct device *dev, - struct device_attribute *attr, - char *buf) -{ - struct stlc45xx *stlc = dev_get_drvdata(dev); - ssize_t len; - - stlc45xx_debug(DEBUG_FUNC, "%s", __func__); - - len = PAGE_SIZE; - - mutex_lock(&stlc->mutex); - - if (stlc->cal_rssi) - hex_dump_to_buffer(stlc->cal_rssi, RSSI_CAL_ARRAY_LEN, 16, - 2, buf, len, 0); - mutex_unlock(&stlc->mutex); - - len = strlen(buf); - - return len; -} - -static ssize_t stlc45xx_sysfs_store_cal_rssi(struct device *dev, - struct device_attribute *attr, - const char *buf, size_t count) -{ - struct stlc45xx *stlc = dev_get_drvdata(dev); - - stlc45xx_debug(DEBUG_FUNC, "%s", __func__); - - mutex_lock(&stlc->mutex); - - if (count != RSSI_CAL_ARRAY_LEN) { - stlc45xx_error("invalid cal_rssi length: %zu", count); - count = 0; - goto out_unlock; - } - - kfree(stlc->cal_rssi); - - stlc->cal_rssi = kmemdup(buf, RSSI_CAL_ARRAY_LEN, GFP_KERNEL); - - if (!stlc->cal_rssi) { - stlc45xx_error("failed to allocate memory for cal_rssi"); - count = 0; - goto out_unlock; - } - - out_unlock: - mutex_unlock(&stlc->mutex); - - return count; -} - -static ssize_t stlc45xx_sysfs_show_cal_channels(struct device *dev, - struct device_attribute *attr, - char *buf) -{ - struct stlc45xx *stlc = dev_get_drvdata(dev); - ssize_t len; - - stlc45xx_debug(DEBUG_FUNC, "%s", __func__); - - len = PAGE_SIZE; - - mutex_lock(&stlc->mutex); - - if (stlc->cal_channels) - hex_dump_to_buffer(stlc->cal_channels, CHANNEL_CAL_ARRAY_LEN, - 16, 2, buf, len, 0); - - mutex_unlock(&stlc->mutex); - - len = strlen(buf); - - return len; -} - -static ssize_t stlc45xx_sysfs_store_cal_channels(struct device *dev, - struct device_attribute *attr, - const char *buf, size_t count) -{ - struct stlc45xx *stlc = dev_get_drvdata(dev); - - stlc45xx_debug(DEBUG_FUNC, "%s", __func__); - - mutex_lock(&stlc->mutex); - - if (count != CHANNEL_CAL_ARRAY_LEN) { - stlc45xx_error("invalid cal_channels size: %zu ", count); - count = 0; - goto out_unlock; - } - - kfree(stlc->cal_channels); - - stlc->cal_channels = kmemdup(buf, count, GFP_KERNEL); - - if (!stlc->cal_channels) { - stlc45xx_error("failed to allocate memory for cal_channels"); - count = 0; - goto out_unlock; - } - -out_unlock: - mutex_unlock(&stlc->mutex); - - return count; -} - -static ssize_t stlc45xx_sysfs_show_tx_buf(struct device *dev, - struct device_attribute *attr, - char *buf) -{ - struct stlc45xx *stlc = dev_get_drvdata(dev); - struct txbuffer *entry; - ssize_t len = 0; - - stlc45xx_debug(DEBUG_FUNC, "%s()", __func__); - - mutex_lock(&stlc->mutex); - - list_for_each_entry(entry, &stlc->tx_sent, tx_list) { - len += sprintf(buf + len, "0x%x: 0x%x-0x%x\n", - entry->handle, entry->start, - entry->end); - } - - mutex_unlock(&stlc->mutex); - - return len; -} - -static DEVICE_ATTR(cal_rssi, S_IRUGO | S_IWUSR, - stlc45xx_sysfs_show_cal_rssi, - stlc45xx_sysfs_store_cal_rssi); -static DEVICE_ATTR(cal_channels, S_IRUGO | S_IWUSR, - stlc45xx_sysfs_show_cal_channels, - stlc45xx_sysfs_store_cal_channels); -static DEVICE_ATTR(tx_buf, S_IRUGO, stlc45xx_sysfs_show_tx_buf, NULL); - -static void stlc45xx_spi_read(struct stlc45xx *stlc, unsigned long addr, - void *buf, size_t len) -{ - struct spi_transfer t[2]; - struct spi_message m; - - /* We first push the address */ - addr = (addr << 8) | ADDR_READ_BIT_15; - - spi_message_init(&m); - memset(t, 0, sizeof(t)); - - t[0].tx_buf = &addr; - t[0].len = 2; - spi_message_add_tail(&t[0], &m); - - t[1].rx_buf = buf; - t[1].len = len; - spi_message_add_tail(&t[1], &m); - - spi_sync(stlc->spi, &m); -} - - -static void stlc45xx_spi_write(struct stlc45xx *stlc, unsigned long addr, - void *buf, size_t len) -{ - struct spi_transfer t[3]; - struct spi_message m; - u16 last_word; - - /* We first push the address */ - addr = addr << 8; - - spi_message_init(&m); - memset(t, 0, sizeof(t)); - - t[0].tx_buf = &addr; - t[0].len = 2; - spi_message_add_tail(&t[0], &m); - - t[1].tx_buf = buf; - t[1].len = len; - spi_message_add_tail(&t[1], &m); - - if (len % 2) { - last_word = ((u8 *)buf)[len - 1]; - - t[2].tx_buf = &last_word; - t[2].len = 2; - spi_message_add_tail(&t[2], &m); - } - - spi_sync(stlc->spi, &m); -} - -static u16 stlc45xx_read16(struct stlc45xx *stlc, unsigned long addr) -{ - u16 val; - - stlc45xx_spi_read(stlc, addr, &val, sizeof(val)); - - return val; -} - -static u32 stlc45xx_read32(struct stlc45xx *stlc, unsigned long addr) -{ - u32 val; - - stlc45xx_spi_read(stlc, addr, &val, sizeof(val)); - - return val; -} - -static void stlc45xx_write16(struct stlc45xx *stlc, unsigned long addr, u16 val) -{ - stlc45xx_spi_write(stlc, addr, &val, sizeof(val)); -} - -static void stlc45xx_write32(struct stlc45xx *stlc, unsigned long addr, u32 val) -{ - stlc45xx_spi_write(stlc, addr, &val, sizeof(val)); -} - -struct stlc45xx_spi_reg { - u16 address; - u16 length; - char *name; -}; - -/* caller must hold tx_lock */ -static void stlc45xx_txbuffer_dump(struct stlc45xx *stlc) -{ - struct txbuffer *txbuffer; - char *buf, *pos; - int buf_len, l, count; - - if (!(DEBUG_LEVEL & DEBUG_TXBUFFER)) - return; - - stlc45xx_debug(DEBUG_FUNC, "%s()", __func__); - - buf_len = 500; - buf = kmalloc(buf_len, GFP_ATOMIC); - if (!buf) - return; - - pos = buf; - count = 0; - - list_for_each_entry(txbuffer, &stlc->txbuffer, buffer_list) { - l = snprintf(pos, buf_len, "0x%x-0x%x,", - txbuffer->start, txbuffer->end); - /* drop the null byte */ - pos += l; - buf_len -= l; - count++; - } - - if (count == 0) - *pos = '\0'; - else - *--pos = '\0'; - - stlc45xx_debug(DEBUG_TXBUFFER, "txbuffer: in buffer %d regions: %s", - count, buf); - - kfree(buf); -} - -/* caller must hold tx_lock */ -static int stlc45xx_txbuffer_find(struct stlc45xx *stlc, size_t len) -{ - struct txbuffer *txbuffer; - int pos; - - stlc45xx_debug(DEBUG_FUNC, "%s()", __func__); - - pos = FIRMWARE_TXBUFFER_START; - - if (list_empty(&stlc->txbuffer)) - goto out; - - /* - * the entries in txbuffer must be in the same order as they are in - * the real buffer - */ - list_for_each_entry(txbuffer, &stlc->txbuffer, buffer_list) { - if (pos + len < txbuffer->start) - break; - pos = ALIGN(txbuffer->end + 1, 4); - } - - if (pos + len > FIRMWARE_TXBUFFER_END) - /* not enough room */ - pos = -1; - - stlc45xx_debug(DEBUG_TXBUFFER, "txbuffer: find %zu B: 0x%x", len, pos); - -out: - return pos; -} - -static int stlc45xx_txbuffer_add(struct stlc45xx *stlc, - struct txbuffer *txbuffer) -{ - struct txbuffer *r, *prev = NULL; - - if (list_empty(&stlc->txbuffer)) { - list_add(&txbuffer->buffer_list, &stlc->txbuffer); - return 0; - } - - r = list_first_entry(&stlc->txbuffer, struct txbuffer, buffer_list); - - if (txbuffer->start < r->start) { - /* add to the beginning of the list */ - list_add(&txbuffer->buffer_list, &stlc->txbuffer); - return 0; - } - - prev = NULL; - list_for_each_entry(r, &stlc->txbuffer, buffer_list) { - /* skip first entry, we checked for that above */ - if (!prev) { - prev = r; - continue; - } - - /* double-check overlaps */ - WARN_ON_ONCE(txbuffer->start >= r->start && - txbuffer->start <= r->end); - WARN_ON_ONCE(txbuffer->end >= r->start && - txbuffer->end <= r->end); - - if (prev->end < txbuffer->start && - txbuffer->end < r->start) { - /* insert at this spot */ - list_add_tail(&txbuffer->buffer_list, &r->buffer_list); - return 0; - } - - prev = r; - } - - /* not found */ - list_add_tail(&txbuffer->buffer_list, &stlc->txbuffer); - - return 0; - -} - -/* caller must hold tx_lock */ -static struct txbuffer *stlc45xx_txbuffer_alloc(struct stlc45xx *stlc, - size_t frame_len) -{ - struct txbuffer *entry = NULL; - size_t len; - int pos; - - stlc45xx_debug(DEBUG_FUNC, "%s()", __func__); - - len = FIRMWARE_TXBUFFER_HEADER + frame_len + FIRMWARE_TXBUFFER_TRAILER; - pos = stlc45xx_txbuffer_find(stlc, len); - - if (pos < 0) - return NULL; - - WARN_ON_ONCE(pos + len > FIRMWARE_TXBUFFER_END); - WARN_ON_ONCE(pos < FIRMWARE_TXBUFFER_START); - - entry = kmalloc(sizeof(*entry), GFP_ATOMIC); - entry->start = pos; - entry->frame_start = pos + FIRMWARE_TXBUFFER_HEADER; - entry->end = entry->start + len - 1; - - stlc45xx_debug(DEBUG_TXBUFFER, "txbuffer: allocated 0x%x-0x%x", - entry->start, entry->end); - - stlc45xx_txbuffer_add(stlc, entry); - - stlc45xx_txbuffer_dump(stlc); - - return entry; -} - -/* caller must hold tx_lock */ -static void stlc45xx_txbuffer_free(struct stlc45xx *stlc, - struct txbuffer *txbuffer) -{ - stlc45xx_debug(DEBUG_FUNC, "%s()", __func__); - - stlc45xx_debug(DEBUG_TXBUFFER, "txbuffer: freed 0x%x-0x%x", - txbuffer->start, txbuffer->end); - - list_del(&txbuffer->buffer_list); - kfree(txbuffer); -} - - -static int stlc45xx_wait_bit(struct stlc45xx *stlc, u16 reg, u32 mask, - u32 expected) -{ - int i; - char buffer[4]; - - for (i = 0; i < 2000; i++) { - stlc45xx_spi_read(stlc, reg, buffer, sizeof(buffer)); - if (((*(u32 *)buffer) & mask) == expected) - return 1; - msleep(1); - } - - return 0; -} - -static int stlc45xx_request_firmware(struct stlc45xx *stlc) -{ - const struct firmware *fw; - int ret; - - /* FIXME: should driver use it's own struct device? */ - ret = request_firmware(&fw, "3826.arm", &stlc->spi->dev); - - if (ret < 0) { - stlc45xx_error("request_firmware() failed: %d", ret); - return ret; - } - - if (fw->size % 4) { - stlc45xx_error("firmware size is not multiple of 32bit: %zu", - fw->size); - return -EILSEQ; /* Illegal byte sequence */; - } - - if (fw->size < 1000) { - stlc45xx_error("firmware is too small: %zu", fw->size); - return -EILSEQ; - } - - stlc->fw = kmemdup(fw->data, fw->size, GFP_KERNEL); - if (!stlc->fw) { - stlc45xx_error("could not allocate memory for firmware"); - return -ENOMEM; - } - - stlc->fw_len = fw->size; - - release_firmware(fw); - - return 0; -} - -static int stlc45xx_upload_firmware(struct stlc45xx *stlc) -{ - struct s_dma_regs dma_regs; - unsigned long fw_len, fw_addr; - long _fw_len; - int ret; - - stlc45xx_debug(DEBUG_FUNC, "%s", __func__); - - if (!stlc->fw) { - ret = stlc45xx_request_firmware(stlc); - if (ret < 0) - return ret; - } - - /* stop the device */ - stlc45xx_write16(stlc, SPI_ADRS_DEV_CTRL_STAT, - SPI_CTRL_STAT_HOST_OVERRIDE | SPI_CTRL_STAT_HOST_RESET - | SPI_CTRL_STAT_START_HALTED); - - msleep(TARGET_BOOT_SLEEP); - - stlc45xx_write16(stlc, SPI_ADRS_DEV_CTRL_STAT, - SPI_CTRL_STAT_HOST_OVERRIDE - | SPI_CTRL_STAT_START_HALTED); - - msleep(TARGET_BOOT_SLEEP); - - fw_addr = FIRMWARE_ADDRESS; - fw_len = stlc->fw_len; - - while (fw_len > 0) { - _fw_len = (fw_len > SPI_MAX_PACKET_SIZE) - ? SPI_MAX_PACKET_SIZE : fw_len; - dma_regs.cmd = SPI_DMA_WRITE_CTRL_ENABLE; - dma_regs.len = cpu_to_le16(_fw_len); - dma_regs.addr = cpu_to_le32(fw_addr); - - fw_len -= _fw_len; - fw_addr += _fw_len; - - stlc45xx_write16(stlc, SPI_ADRS_DMA_WRITE_CTRL, dma_regs.cmd); - - if (stlc45xx_wait_bit(stlc, SPI_ADRS_DMA_WRITE_CTRL, - HOST_ALLOWED, HOST_ALLOWED) == 0) { - stlc45xx_error("fw_upload not allowed to DMA write"); - return -EAGAIN; - } - - stlc45xx_write16(stlc, SPI_ADRS_DMA_WRITE_LEN, dma_regs.len); - stlc45xx_write32(stlc, SPI_ADRS_DMA_WRITE_BASE, dma_regs.addr); - - stlc45xx_spi_write(stlc, SPI_ADRS_DMA_DATA, stlc->fw, _fw_len); - - /* FIXME: I think this doesn't work if firmware is large, - * this loop goes to second round. fw->data is not - * increased at all! */ - } - - BUG_ON(fw_len != 0); - - /* enable host interrupts */ - stlc45xx_write32(stlc, SPI_ADRS_HOST_INT_EN, SPI_HOST_INTS_DEFAULT); - - /* boot the device */ - stlc45xx_write16(stlc, SPI_ADRS_DEV_CTRL_STAT, - SPI_CTRL_STAT_HOST_OVERRIDE | SPI_CTRL_STAT_HOST_RESET - | SPI_CTRL_STAT_RAM_BOOT); - - msleep(TARGET_BOOT_SLEEP); - - stlc45xx_write16(stlc, SPI_ADRS_DEV_CTRL_STAT, - SPI_CTRL_STAT_HOST_OVERRIDE | SPI_CTRL_STAT_RAM_BOOT); - msleep(TARGET_BOOT_SLEEP); - - return 0; -} - -/* caller must hold tx_lock */ -static void stlc45xx_check_txsent(struct stlc45xx *stlc) -{ - struct txbuffer *entry, *n; - - list_for_each_entry_safe(entry, n, &stlc->tx_sent, tx_list) { - if (time_after(jiffies, entry->lifetime)) { - if (net_ratelimit()) - stlc45xx_warning("frame 0x%x lifetime exceeded", - entry->start); - list_del(&entry->tx_list); - skb_pull(entry->skb, entry->header_len); - ieee80211_tx_status(stlc->hw, entry->skb); - stlc45xx_txbuffer_free(stlc, entry); - } - } -} - -static void stlc45xx_power_off(struct stlc45xx *stlc) -{ - disable_irq(gpio_to_irq(stlc45xx_gpio_irq)); - gpio_set_value(stlc45xx_gpio_power, 0); -} - -static void stlc45xx_power_on(struct stlc45xx *stlc) -{ - gpio_set_value(stlc45xx_gpio_power, 1); - enable_irq(gpio_to_irq(stlc45xx_gpio_irq)); - - /* - * need to wait a while before device can be accessed, the length - * is just a guess - */ - msleep(10); -} - -/* caller must hold tx_lock */ -static void stlc45xx_flush_queues(struct stlc45xx *stlc) -{ - struct txbuffer *entry; - - while (!list_empty(&stlc->tx_sent)) { - entry = list_first_entry(&stlc->tx_sent, - struct txbuffer, tx_list); - list_del(&entry->tx_list); - dev_kfree_skb(entry->skb); - stlc45xx_txbuffer_free(stlc, entry); - } - - WARN_ON(!list_empty(&stlc->tx_sent)); - - while (!list_empty(&stlc->tx_pending)) { - entry = list_first_entry(&stlc->tx_pending, - struct txbuffer, tx_list); - list_del(&entry->tx_list); - dev_kfree_skb(entry->skb); - stlc45xx_txbuffer_free(stlc, entry); - } - - WARN_ON(!list_empty(&stlc->tx_pending)); - WARN_ON(!list_empty(&stlc->txbuffer)); -} - -static void stlc45xx_work_reset(struct work_struct *work) -{ - struct stlc45xx *stlc = container_of(work, struct stlc45xx, - work_reset); - - mutex_lock(&stlc->mutex); - - if (stlc->fw_state != FW_STATE_RESET) - goto out; - - stlc45xx_power_off(stlc); - - mutex_unlock(&stlc->mutex); - - /* wait that all work_structs have finished, we can't hold - * stlc->mutex to avoid deadlock */ - cancel_work_sync(&stlc->work); - - /* FIXME: find out good value to wait for chip power down */ - msleep(100); - - mutex_lock(&stlc->mutex); - - /* FIXME: we should gracefully handle if the state has changed - * after re-acquiring mutex */ - WARN_ON(stlc->fw_state != FW_STATE_RESET); - - spin_lock_bh(&stlc->tx_lock); - stlc45xx_flush_queues(stlc); - spin_unlock_bh(&stlc->tx_lock); - - stlc->fw_state = FW_STATE_RESETTING; - - stlc45xx_power_on(stlc); - stlc45xx_upload_firmware(stlc); - -out: - mutex_unlock(&stlc->mutex); -} - -/* caller must hold mutex */ -static void stlc45xx_reset(struct stlc45xx *stlc) -{ - stlc45xx_warning("resetting firmware"); - stlc->fw_state = FW_STATE_RESET; - ieee80211_stop_queues(stlc->hw); - queue_work(stlc->hw->workqueue, &stlc->work_reset); -} - -static void stlc45xx_work_tx_timeout(struct work_struct *work) -{ - struct stlc45xx *stlc = container_of(work, struct stlc45xx, - work_tx_timeout.work); - - stlc45xx_warning("tx timeout"); - - mutex_lock(&stlc->mutex); - - if (stlc->fw_state != FW_STATE_READY) - goto out; - - stlc45xx_reset(stlc); - -out: - mutex_unlock(&stlc->mutex); -} - -static void stlc45xx_int_ack(struct stlc45xx *stlc, u32 val) -{ - stlc45xx_debug(DEBUG_FUNC, "%s", __func__); - - stlc45xx_write32(stlc, SPI_ADRS_HOST_INT_ACK, val); -} - -static void stlc45xx_wakeup(struct stlc45xx *stlc) -{ - unsigned long timeout; - u32 ints; - - stlc45xx_debug(DEBUG_FUNC, "%s", __func__); - - /* wake the chip */ - stlc45xx_write32(stlc, SPI_ADRS_ARM_INTERRUPTS, SPI_TARGET_INT_WAKEUP); - - /* And wait for the READY interrupt */ - timeout = jiffies + HZ; - - ints = stlc45xx_read32(stlc, SPI_ADRS_HOST_INTERRUPTS); - while (!(ints & SPI_HOST_INT_READY)) { - if (time_after(jiffies, timeout)) - goto out; - ints = stlc45xx_read32(stlc, SPI_ADRS_HOST_INTERRUPTS); - } - - stlc45xx_int_ack(stlc, SPI_HOST_INT_READY); - -out: - return; -} - -static void stlc45xx_sleep(struct stlc45xx *stlc) -{ - stlc45xx_debug(DEBUG_FUNC, "%s", __func__); - - stlc45xx_write32(stlc, SPI_ADRS_ARM_INTERRUPTS, SPI_TARGET_INT_SLEEP); -} - -static void stlc45xx_int_ready(struct stlc45xx *stlc) -{ - stlc45xx_debug(DEBUG_FUNC, "%s", __func__); - - stlc45xx_write32(stlc, SPI_ADRS_HOST_INT_EN, - SPI_HOST_INT_UPDATE | SPI_HOST_INT_SW_UPDATE); - - switch (stlc->fw_state) { - case FW_STATE_BOOTING: - stlc->fw_state = FW_STATE_READY; - complete(&stlc->fw_comp); - break; - case FW_STATE_RESETTING: - stlc->fw_state = FW_STATE_READY; - - stlc45xx_tx_scan(stlc); - stlc45xx_tx_setup(stlc); - stlc45xx_tx_edcf(stlc); - - ieee80211_wake_queues(stlc->hw); - break; - default: - break; - } -} - -static int stlc45xx_rx_txack(struct stlc45xx *stlc, struct sk_buff *skb) -{ - struct ieee80211_tx_info *info; - struct s_lm_control *control; - struct s_lmo_tx *tx; - struct txbuffer *entry; - int found = 0; - - stlc45xx_debug(DEBUG_FUNC, "%s", __func__); - - control = (struct s_lm_control *) skb->data; - tx = (struct s_lmo_tx *) (control + 1); - - if (list_empty(&stlc->tx_sent)) { - if (net_ratelimit()) - stlc45xx_warning("no frames waiting for " - "acknowledgement"); - return -1; - } - - list_for_each_entry(entry, &stlc->tx_sent, tx_list) { - if (control->handle == entry->handle) { - found = 1; - break; - } - } - - if (!found) { - if (net_ratelimit()) - stlc45xx_warning("couldn't find frame for tx ack 0x%x", - control->handle); - return -1; - } - - stlc45xx_debug(DEBUG_TX, "TX ACK 0x%x", entry->handle); - - if (entry->status_needed) { - info = IEEE80211_SKB_CB(entry->skb); - - if (!(tx->flags & LM_TX_FAILED)) { - /* frame was acked */ - info->flags |= IEEE80211_TX_STAT_ACK; - info->status.ack_signal = tx->rcpi / 2 - 110; - } - - skb_pull(entry->skb, entry->header_len); - - ieee80211_tx_status(stlc->hw, entry->skb); - } - - list_del(&entry->tx_list); - - stlc45xx_check_txsent(stlc); - if (list_empty(&stlc->tx_sent)) - /* there are no pending frames, we can stop the tx timeout - * timer */ - cancel_delayed_work(&stlc->work_tx_timeout); - - spin_lock_bh(&stlc->tx_lock); - - stlc45xx_txbuffer_free(stlc, entry); - - if (stlc->tx_queue_stopped && - stlc45xx_txbuffer_find(stlc, MAX_FRAME_LEN) != -1) { - stlc45xx_debug(DEBUG_QUEUE, "room in tx buffer, waking queues"); - ieee80211_wake_queues(stlc->hw); - stlc->tx_queue_stopped = 0; - } - - spin_unlock_bh(&stlc->tx_lock); - - return 0; -} - -static int stlc45xx_rx_control(struct stlc45xx *stlc, struct sk_buff *skb) -{ - struct s_lm_control *control; - int ret = 0; - - stlc45xx_debug(DEBUG_FUNC, "%s", __func__); - - control = (struct s_lm_control *) skb->data; - - switch (control->oid) { - case LM_OID_TX: - ret = stlc45xx_rx_txack(stlc, skb); - break; - case LM_OID_SETUP: - case LM_OID_SCAN: - case LM_OID_TRAP: - case LM_OID_EDCF: - case LM_OID_KEYCACHE: - case LM_OID_PSM: - case LM_OID_STATS: - case LM_OID_LED: - default: - stlc45xx_warning("unhandled rx control oid %d\n", - control->oid); - break; - } - - dev_kfree_skb(skb); - - return ret; -} - -/* copied from mac80211 */ -static void stlc45xx_parse_elems(u8 *start, size_t len, - struct stlc45xx_ie_tim **tim, - size_t *tim_len) -{ - size_t left = len; - u8 *pos = start; - - while (left >= 2) { - u8 id, elen; - - id = *pos++; - elen = *pos++; - left -= 2; - - if (elen > left) - return; - - switch (id) { - case WLAN_EID_TIM: - *tim = (struct stlc45xx_ie_tim *) pos; - *tim_len = elen; - break; - default: - break; - } - - left -= elen; - pos += elen; - } -} - -/* - * mac80211 doesn't have support for asking frames with PS-Poll, so let's - * implement in the driver for now. We have to add support to mac80211 - * later. - */ -static int stlc45xx_check_more_data(struct stlc45xx *stlc, struct sk_buff *skb) -{ - struct s_lm_data_in *data = (struct s_lm_data_in *) skb->data; - struct ieee80211_hdr *hdr; - size_t len; - u16 fc; - - hdr = (void *) skb->data + sizeof(*data); - len = skb->len - sizeof(*data); - - /* minimum frame length is the null frame length 24 bytes */ - if (len < 24) { - stlc45xx_warning("invalid frame length when checking for " - "more data"); - return -EINVAL; - } - - fc = le16_to_cpu(hdr->frame_control); - if (!(fc & IEEE80211_FCTL_FROMDS)) - /* this is not from DS */ - return 0; - - if (compare_ether_addr(hdr->addr1, stlc->mac_addr) != 0) - /* the frame was not for us */ - return 0; - - if (!(fc & IEEE80211_FCTL_MOREDATA)) { - /* AP has no more frames buffered for us */ - stlc45xx_debug(DEBUG_PSM, "all buffered frames retrieved"); - stlc->pspolling = false; - return 0; - } - - /* MOREDATA bit is set, let's ask for a new frame from the AP */ - stlc45xx_tx_pspoll(stlc, stlc->psm); - - return 0; -} - -/* - * mac80211 cannot read TIM from beacons, so let's add a hack to the - * driver. We have to add support to mac80211 later. - */ -static int stlc45xx_rx_data_beacon(struct stlc45xx *stlc, struct sk_buff *skb) -{ - struct s_lm_data_in *data = (struct s_lm_data_in *) skb->data; - size_t len = skb->len, tim_len = 0, baselen, pvbmap_len; - struct ieee80211_mgmt *mgmt; - struct stlc45xx_ie_tim *tim = NULL; - int bmap_offset, index, aid_bit; - - mgmt = (void *) skb->data + sizeof(*data); - - baselen = (u8 *) mgmt->u.beacon.variable - (u8 *) mgmt; - if (baselen > len) { - stlc45xx_warning("invalid baselen in beacon"); - return -EINVAL; - } - - stlc45xx_parse_elems(mgmt->u.beacon.variable, len - baselen, &tim, - &tim_len); - - if (!tim) { - stlc45xx_warning("didn't find tim from a beacon"); - return -EINVAL; - } - - bmap_offset = tim->bmap_control & 0xfe; - index = stlc->aid / 8 - bmap_offset; - - pvbmap_len = tim_len - 3; - if (index > pvbmap_len) - return -EINVAL; - - aid_bit = !!(tim->pvbmap[index] & (1 << stlc->aid % 8)); - - stlc45xx_debug(DEBUG_PSM, "fc 0x%x duration %d seq %d dtim %u " - "bmap_control 0x%x aid_bit %d", - mgmt->frame_control, mgmt->duration, mgmt->seq_ctrl >> 4, - tim->dtim_count, tim->bmap_control, aid_bit); - - if (!aid_bit) - return 0; - - stlc->pspolling = true; - stlc45xx_tx_pspoll(stlc, stlc->psm); - - return 0; -} - -static int stlc45xx_rx_data(struct stlc45xx *stlc, struct sk_buff *skb) -{ - struct ieee80211_rx_status status; - struct s_lm_data_in *data = (struct s_lm_data_in *) skb->data; - int align = 0; - u8 *p, align_len; - u16 len; - - stlc45xx_debug(DEBUG_FUNC, "%s", __func__); - - if (stlc->psm) { - if (data->flags & LM_IN_BEACON) - stlc45xx_rx_data_beacon(stlc, skb); - else if (stlc->pspolling && (data->flags & LM_IN_DATA)) - stlc45xx_check_more_data(stlc, skb); - } - - memset(&status, 0, sizeof(status)); - - status.freq = data->frequency; - status.signal = data->rcpi / 2 - 110; - - /* let's assume that maximum rcpi value is 140 (= 35 dBm) */ - status.qual = data->rcpi * 100 / 140; - - status.band = IEEE80211_BAND_2GHZ; - - /* - * FIXME: this gives warning from __ieee80211_rx() - * - * status.rate_idx = data->rate; - */ - - len = data->length; - - if (data->flags & LM_FLAG_ALIGN) - align = 1; - - skb_pull(skb, sizeof(*data)); - - if (align) { - p = skb->data; - align_len = *p; - skb_pull(skb, align_len); - } - - skb_trim(skb, len); - - stlc45xx_debug(DEBUG_RX, "rx data 0x%p %d B", skb->data, skb->len); - stlc45xx_dump(DEBUG_RX_CONTENT, skb->data, skb->len); - - memcpy(IEEE80211_SKB_RXCB(skb), &status, sizeof(status)); - ieee80211_rx(stlc->hw, skb); - - return 0; -} - - - -static int stlc45xx_rx(struct stlc45xx *stlc) -{ - struct s_lm_control *control; - struct sk_buff *skb; - int ret; - u16 len; - - stlc45xx_debug(DEBUG_FUNC, "%s", __func__); - - stlc45xx_wakeup(stlc); - - /* dummy read to flush SPI DMA controller bug */ - stlc45xx_read16(stlc, SPI_ADRS_GEN_PURP_1); - - len = stlc45xx_read16(stlc, SPI_ADRS_DMA_DATA); - - if (len == 0) { - stlc45xx_warning("rx request of zero bytes"); - return 0; - } - - skb = dev_alloc_skb(len); - if (!skb) { - stlc45xx_warning("could not alloc skb"); - return 0; - } - - stlc45xx_spi_read(stlc, SPI_ADRS_DMA_DATA, skb_put(skb, len), len); - - stlc45xx_sleep(stlc); - - stlc45xx_debug(DEBUG_RX, "rx frame 0x%p %d B", skb->data, skb->len); - stlc45xx_dump(DEBUG_RX_CONTENT, skb->data, skb->len); - - control = (struct s_lm_control *) skb->data; - - if (control->flags & LM_FLAG_CONTROL) - ret = stlc45xx_rx_control(stlc, skb); - else - ret = stlc45xx_rx_data(stlc, skb); - - return ret; -} - - -static irqreturn_t stlc45xx_interrupt(int irq, void *config) -{ - struct spi_device *spi = config; - struct stlc45xx *stlc = dev_get_drvdata(&spi->dev); - - stlc45xx_debug(DEBUG_IRQ, "IRQ"); - - queue_work(stlc->hw->workqueue, &stlc->work); - - return IRQ_HANDLED; -} - -static int stlc45xx_tx_frame(struct stlc45xx *stlc, u32 address, - void *buf, size_t len) -{ - struct s_dma_regs dma_regs; - unsigned long timeout; - int ret = 0; - u32 ints; - - stlc->tx_frames++; - - stlc45xx_debug(DEBUG_FUNC, "%s", __func__); - - stlc45xx_debug(DEBUG_TX, "tx frame 0x%p %zu B", buf, len); - stlc45xx_dump(DEBUG_TX_CONTENT, buf, len); - - stlc45xx_wakeup(stlc); - - dma_regs.cmd = SPI_DMA_WRITE_CTRL_ENABLE; - dma_regs.len = cpu_to_le16(len); - dma_regs.addr = cpu_to_le32(address); - - stlc45xx_spi_write(stlc, SPI_ADRS_DMA_WRITE_CTRL, &dma_regs, - sizeof(dma_regs)); - - stlc45xx_spi_write(stlc, SPI_ADRS_DMA_DATA, buf, len); - - timeout = jiffies + 2 * HZ; - ints = stlc45xx_read32(stlc, SPI_ADRS_HOST_INTERRUPTS); - while (!(ints & SPI_HOST_INT_WR_READY)) { - if (time_after(jiffies, timeout)) { - stlc45xx_warning("WR_READY timeout"); - ret = -1; - goto out; - } - ints = stlc45xx_read32(stlc, SPI_ADRS_HOST_INTERRUPTS); - } - - stlc45xx_int_ack(stlc, SPI_HOST_INT_WR_READY); - - stlc45xx_sleep(stlc); - -out: - return ret; -} - -static int stlc45xx_wq_tx(struct stlc45xx *stlc) -{ - struct txbuffer *entry; - int ret = 0; - - spin_lock_bh(&stlc->tx_lock); - - while (!list_empty(&stlc->tx_pending)) { - entry = list_entry(stlc->tx_pending.next, - struct txbuffer, tx_list); - - list_del_init(&entry->tx_list); - - spin_unlock_bh(&stlc->tx_lock); - - ret = stlc45xx_tx_frame(stlc, entry->frame_start, - entry->skb->data, entry->skb->len); - - spin_lock_bh(&stlc->tx_lock); - - if (ret < 0) { - /* frame transfer to firmware buffer failed */ - /* FIXME: report this to mac80211 */ - dev_kfree_skb(entry->skb); - stlc45xx_txbuffer_free(stlc, entry); - goto out; - } - - list_add(&entry->tx_list, &stlc->tx_sent); - queue_delayed_work(stlc->hw->workqueue, - &stlc->work_tx_timeout, - msecs_to_jiffies(TX_TIMEOUT)); - } - -out: - spin_unlock_bh(&stlc->tx_lock); - return ret; -} - -static void stlc45xx_work(struct work_struct *work) -{ - struct stlc45xx *stlc = container_of(work, struct stlc45xx, work); - u32 ints; - int ret; - - stlc45xx_debug(DEBUG_FUNC, "%s", __func__); - - mutex_lock(&stlc->mutex); - - if (stlc->fw_state == FW_STATE_OFF && - stlc->fw_state == FW_STATE_RESET) - goto out; - - ints = stlc45xx_read32(stlc, SPI_ADRS_HOST_INTERRUPTS); - stlc45xx_debug(DEBUG_BH, "begin host_ints 0x%08x", ints); - - if (ints & SPI_HOST_INT_READY) { - stlc45xx_int_ready(stlc); - stlc45xx_int_ack(stlc, SPI_HOST_INT_READY); - } - - if (stlc->fw_state != FW_STATE_READY) - goto out; - - if (ints & SPI_HOST_INT_UPDATE) { - stlc45xx_int_ack(stlc, SPI_HOST_INT_UPDATE); - ret = stlc45xx_rx(stlc); - if (ret < 0) { - stlc45xx_reset(stlc); - goto out; - } - } - if (ints & SPI_HOST_INT_SW_UPDATE) { - stlc45xx_int_ack(stlc, SPI_HOST_INT_SW_UPDATE); - ret = stlc45xx_rx(stlc); - if (ret < 0) { - stlc45xx_reset(stlc); - goto out; - } - } - - ret = stlc45xx_wq_tx(stlc); - if (ret < 0) { - stlc45xx_reset(stlc); - goto out; - } - - ints = stlc45xx_read32(stlc, SPI_ADRS_HOST_INTERRUPTS); - stlc45xx_debug(DEBUG_BH, "end host_ints 0x%08x", ints); - -out: - mutex_unlock(&stlc->mutex); -} - -static void stlc45xx_tx_edcf(struct stlc45xx *stlc) -{ - struct s_lm_control *control; - struct s_lmo_edcf *edcf; - size_t len, edcf_len; - - stlc45xx_debug(DEBUG_FUNC, "%s", __func__); - - edcf_len = sizeof(*edcf); - len = sizeof(*control) + edcf_len; - control = kzalloc(len, GFP_KERNEL); - edcf = (struct s_lmo_edcf *) (control + 1); - - control->flags = LM_FLAG_CONTROL | LM_CTRL_OPSET; - control->length = edcf_len; - control->oid = LM_OID_EDCF; - - edcf->slottime = 0x14; - edcf->sifs = 10; - edcf->eofpad = 6; - edcf->maxburst = 1500; - - edcf->queues[0].aifs = 2; - edcf->queues[0].pad0 = 1; - edcf->queues[0].cwmin = 3; - edcf->queues[0].cwmax = 7; - edcf->queues[0].txop = 47; - edcf->queues[1].aifs = 2; - edcf->queues[1].pad0 = 0; - edcf->queues[1].cwmin = 7; - edcf->queues[1].cwmax = 15; - edcf->queues[1].txop = 94; - edcf->queues[2].aifs = 3; - edcf->queues[2].pad0 = 0; - edcf->queues[2].cwmin = 15; - edcf->queues[2].cwmax = 1023; - edcf->queues[2].txop = 0; - edcf->queues[3].aifs = 7; - edcf->queues[3].pad0 = 0; - edcf->queues[3].cwmin = 15; - edcf->queues[3].cwmax = 1023; - edcf->queues[3].txop = 0; - edcf->queues[4].aifs = 13; - edcf->queues[4].pad0 = 99; - edcf->queues[4].cwmin = 3437; - edcf->queues[4].cwmax = 512; - edcf->queues[4].txop = 12; - edcf->queues[5].aifs = 142; - edcf->queues[5].pad0 = 109; - edcf->queues[5].cwmin = 8756; - edcf->queues[5].cwmax = 6; - edcf->queues[5].txop = 0; - edcf->queues[6].aifs = 4; - edcf->queues[6].pad0 = 0; - edcf->queues[6].cwmin = 0; - edcf->queues[6].cwmax = 58705; - edcf->queues[6].txop = 25716; - edcf->queues[7].aifs = 0; - edcf->queues[7].pad0 = 0; - edcf->queues[7].cwmin = 0; - edcf->queues[7].cwmax = 0; - edcf->queues[7].txop = 0; - - stlc45xx_tx_frame(stlc, FIRMWARE_CONFIG_START, control, len); - - kfree(control); -} - -static void stlc45xx_tx_setup(struct stlc45xx *stlc) -{ - struct s_lm_control *control; - struct s_lmo_setup *setup; - size_t len, setup_len; - - stlc45xx_debug(DEBUG_FUNC, "%s", __func__); - - setup_len = sizeof(*setup); - len = sizeof(*control) + setup_len; - control = kzalloc(len, GFP_KERNEL); - setup = (struct s_lmo_setup *) (control + 1); - - control->flags = LM_FLAG_CONTROL | LM_CTRL_OPSET; - control->length = setup_len; - control->oid = LM_OID_SETUP; - - setup->flags = LM_SETUP_INFRA; - setup->antenna = 2; - setup->rx_align = 0; - setup->rx_buffer = FIRMWARE_RXBUFFER_START; - setup->rx_mtu = FIRMWARE_MTU; - setup->frontend = 5; - setup->timeout = 0; - setup->truncate = 48896; - setup->bratemask = 0xffffffff; - setup->ref_clock = 644245094; - setup->lpf_bandwidth = 65535; - setup->osc_start_delay = 65535; - - memcpy(setup->macaddr, stlc->mac_addr, ETH_ALEN); - memcpy(setup->bssid, stlc->bssid, ETH_ALEN); - - stlc45xx_tx_frame(stlc, FIRMWARE_CONFIG_START, control, len); - - kfree(control); -} - -static void stlc45xx_tx_scan(struct stlc45xx *stlc) -{ - struct s_lm_control *control; - struct s_lmo_scan *scan; - size_t len, scan_len; - - stlc45xx_debug(DEBUG_FUNC, "%s", __func__); - - scan_len = sizeof(*scan); - len = sizeof(*control) + scan_len; - control = kzalloc(len, GFP_KERNEL); - scan = (struct s_lmo_scan *) (control + 1); - - control->flags = LM_FLAG_CONTROL | LM_CTRL_OPSET; - control->length = scan_len; - control->oid = LM_OID_SCAN; - - scan->flags = LM_SCAN_EXIT; - scan->bratemask = 0x15f; - scan->aloft[0] = 3; - scan->aloft[1] = 3; - scan->aloft[2] = 1; - scan->aloft[3] = 0; - scan->aloft[4] = 0; - scan->aloft[5] = 0; - scan->aloft[6] = 0; - scan->aloft[7] = 0; - - memcpy(&scan->rssical, &stlc->cal_rssi[(stlc->channel - 1) * - RSSI_CAL_LEN], - RSSI_CAL_LEN); - memcpy(&scan->channel, &stlc->cal_channels[(stlc->channel - 1) * - CHANNEL_CAL_LEN], - CHANNEL_CAL_LEN); - - stlc45xx_tx_frame(stlc, FIRMWARE_CONFIG_START, control, len); - - kfree(control); -} - -/* - * caller must hold mutex - */ -static int stlc45xx_tx_pspoll(struct stlc45xx *stlc, bool powersave) -{ - struct ieee80211_hdr *pspoll; - int payload_len, padding, i; - struct s_lm_data_out *data; - struct txbuffer *entry; - struct sk_buff *skb; - char *payload; - u16 fc; - - skb = dev_alloc_skb(stlc->hw->extra_tx_headroom + 16); - if (!skb) { - stlc45xx_warning("failed to allocate pspoll frame"); - return -ENOMEM; - } - skb_reserve(skb, stlc->hw->extra_tx_headroom); - - pspoll = (struct ieee80211_hdr *) skb_put(skb, 16); - memset(pspoll, 0, 16); - fc = IEEE80211_FTYPE_CTL | IEEE80211_STYPE_PSPOLL; - if (powersave) - fc |= IEEE80211_FCTL_PM; - pspoll->frame_control = cpu_to_le16(fc); - pspoll->duration_id = cpu_to_le16(stlc->aid); - - /* aid in PS-Poll has its two MSBs each set to 1 */ - pspoll->duration_id |= cpu_to_le16(1 << 15) | cpu_to_le16(1 << 14); - - memcpy(pspoll->addr1, stlc->bssid, ETH_ALEN); - memcpy(pspoll->addr2, stlc->mac_addr, ETH_ALEN); - - stlc45xx_debug(DEBUG_PSM, "sending PS-Poll frame to %pM (powersave %d, " - "fc 0x%x, aid %d)", pspoll->addr1, - powersave, fc, stlc->aid); - - spin_lock_bh(&stlc->tx_lock); - - entry = stlc45xx_txbuffer_alloc(stlc, skb->len); - - spin_unlock_bh(&stlc->tx_lock); - - if (!entry) { - /* - * The queue should be stopped before the firmware buffer - * is full, so firmware buffer should always have enough - * space. - * - * But I'm too lazy and omit it for now. - */ - if (net_ratelimit()) - stlc45xx_warning("firmware tx buffer full is full " - "for null frame"); - return -ENOSPC; - } - - payload = skb->data; - payload_len = skb->len; - padding = (int) (skb->data - sizeof(*data)) & 3; - entry->header_len = sizeof(*data) + padding; - - entry->skb = skb; - entry->status_needed = false; - entry->handle = (u32) skb; - entry->lifetime = jiffies + msecs_to_jiffies(TX_FRAME_LIFETIME); - - stlc45xx_debug(DEBUG_TX, "tx data 0x%x (0x%p payload %d B " - "padding %d header_len %d)", - entry->handle, payload, payload_len, padding, - entry->header_len); - stlc45xx_dump(DEBUG_TX_CONTENT, payload, payload_len); - - data = (struct s_lm_data_out *) skb_push(skb, entry->header_len); - - memset(data, 0, entry->header_len); - - if (padding) - data->flags = LM_FLAG_ALIGN; - - data->flags = LM_OUT_BURST; - data->length = payload_len; - data->handle = entry->handle; - data->aid = 1; - data->rts_retries = 7; - data->retries = 7; - data->aloft_ctrl = 0; - data->crypt_offset = 58; - data->keytype = 0; - data->keylen = 0; - data->queue = LM_QUEUE_DATA3; - data->backlog = 32; - data->antenna = 2; - data->cts = 3; - data->power = 127; - - for (i = 0; i < 8; i++) - data->aloft[i] = 0; - - /* - * check if there's enough space in tx buffer - * - * FIXME: ignored for now - */ - - stlc45xx_tx_frame(stlc, entry->start, skb->data, skb->len); - - list_add(&entry->tx_list, &stlc->tx_sent); - - return 0; -} - -/* - * caller must hold mutex - * - * shamelessly stolen from mac80211/ieee80211_send_nullfunc - */ -static int stlc45xx_tx_nullfunc(struct stlc45xx *stlc, bool powersave) -{ - struct ieee80211_hdr *nullfunc; - int payload_len, padding, i; - struct s_lm_data_out *data; - struct txbuffer *entry; - struct sk_buff *skb; - char *payload; - u16 fc; - - skb = dev_alloc_skb(stlc->hw->extra_tx_headroom + 24); - if (!skb) { - stlc45xx_warning("failed to allocate buffer for null frame\n"); - return -ENOMEM; - } - skb_reserve(skb, stlc->hw->extra_tx_headroom); - - nullfunc = (struct ieee80211_hdr *) skb_put(skb, 24); - memset(nullfunc, 0, 24); - fc = IEEE80211_FTYPE_DATA | IEEE80211_STYPE_NULLFUNC | - IEEE80211_FCTL_TODS; - - if (powersave) - fc |= IEEE80211_FCTL_PM; - - nullfunc->frame_control = cpu_to_le16(fc); - memcpy(nullfunc->addr1, stlc->bssid, ETH_ALEN); - memcpy(nullfunc->addr2, stlc->mac_addr, ETH_ALEN); - memcpy(nullfunc->addr3, stlc->bssid, ETH_ALEN); - - stlc45xx_debug(DEBUG_PSM, "sending Null frame to %pM (powersave %d, " - "fc 0x%x)", nullfunc->addr1, powersave, fc); - - spin_lock_bh(&stlc->tx_lock); - - entry = stlc45xx_txbuffer_alloc(stlc, skb->len); - - spin_unlock_bh(&stlc->tx_lock); - - if (!entry) { - /* - * The queue should be stopped before the firmware buffer - * is full, so firmware buffer should always have enough - * space. - * - * But I'm too lazy and omit it for now. - */ - if (net_ratelimit()) - stlc45xx_warning("firmware tx buffer full is full " - "for null frame"); - return -ENOSPC; - } - - payload = skb->data; - payload_len = skb->len; - padding = (int) (skb->data - sizeof(*data)) & 3; - entry->header_len = sizeof(*data) + padding; - - entry->skb = skb; - entry->status_needed = false; - entry->handle = (u32) skb; - entry->lifetime = jiffies + msecs_to_jiffies(TX_FRAME_LIFETIME); - - stlc45xx_debug(DEBUG_TX, "tx data 0x%x (0x%p payload %d B " - "padding %d header_len %d)", - entry->handle, payload, payload_len, padding, - entry->header_len); - stlc45xx_dump(DEBUG_TX_CONTENT, payload, payload_len); - - data = (struct s_lm_data_out *) skb_push(skb, entry->header_len); - - memset(data, 0, entry->header_len); - - if (padding) - data->flags = LM_FLAG_ALIGN; - - data->flags = LM_OUT_BURST; - data->length = payload_len; - data->handle = entry->handle; - data->aid = 1; - data->rts_retries = 7; - data->retries = 7; - data->aloft_ctrl = 0; - data->crypt_offset = 58; - data->keytype = 0; - data->keylen = 0; - data->queue = LM_QUEUE_DATA3; - data->backlog = 32; - data->antenna = 2; - data->cts = 3; - data->power = 127; - - for (i = 0; i < 8; i++) - data->aloft[i] = 0; - - /* - * check if there's enough space in tx buffer - * - * FIXME: ignored for now - */ - - stlc45xx_tx_frame(stlc, entry->start, skb->data, skb->len); - - list_add(&entry->tx_list, &stlc->tx_sent); - - return 0; -} - -/* caller must hold mutex */ -static void stlc45xx_tx_psm(struct stlc45xx *stlc, bool enable) -{ - struct s_lm_control *control; - struct s_lmo_psm *psm; - size_t len, psm_len; - - WARN_ON(!stlc->associated); - WARN_ON(stlc->aid < 1); - WARN_ON(stlc->aid > 2007); - - psm_len = sizeof(*psm); - len = sizeof(*control) + psm_len; - control = kzalloc(len, GFP_KERNEL); - psm = (struct s_lmo_psm *) (control + 1); - - control->flags = LM_FLAG_CONTROL | LM_CTRL_OPSET; - control->length = psm_len; - control->oid = LM_OID_PSM; - - if (enable) - psm->flags |= LM_PSM; - - psm->aid = stlc->aid; - - psm->beacon_rcpi_skip_max = 60; - - psm->intervals[0].interval = 1; - psm->intervals[0].periods = 1; - psm->intervals[1].interval = 1; - psm->intervals[1].periods = 1; - psm->intervals[2].interval = 1; - psm->intervals[2].periods = 1; - psm->intervals[3].interval = 1; - psm->intervals[3].periods = 1; - - psm->nr = 0; - psm->exclude[0] = 0; - - stlc45xx_debug(DEBUG_PSM, "sending LM_OID_PSM (aid %d, interval %d)", - psm->aid, psm->intervals[0].interval); - - stlc45xx_tx_frame(stlc, FIRMWARE_CONFIG_START, control, len); - - kfree(control); -} - -static int stlc45xx_op_tx(struct ieee80211_hw *hw, struct sk_buff *skb) -{ - struct stlc45xx *stlc = hw->priv; - struct ieee80211_tx_info *info; - struct ieee80211_rate *rate; - int payload_len, padding, i; - struct s_lm_data_out *data; - struct txbuffer *entry; - char *payload; - - stlc45xx_debug(DEBUG_FUNC, "%s", __func__); - - spin_lock_bh(&stlc->tx_lock); - - entry = stlc45xx_txbuffer_alloc(stlc, skb->len); - if (!entry) { - /* the queue should be stopped before the firmware buffer - * is full, so firmware buffer should always have enough - * space */ - if (net_ratelimit()) - stlc45xx_warning("firmware buffer full"); - spin_unlock_bh(&stlc->tx_lock); - return NETDEV_TX_BUSY; - } - - info = IEEE80211_SKB_CB(skb); - - payload = skb->data; - payload_len = skb->len; - padding = (int) (skb->data - sizeof(*data)) & 3; - entry->header_len = sizeof(*data) + padding; - - entry->skb = skb; - entry->status_needed = true; - entry->handle = (u32) skb; - entry->lifetime = jiffies + msecs_to_jiffies(TX_FRAME_LIFETIME); - - stlc45xx_debug(DEBUG_TX, "tx data 0x%x (0x%p payload %d B " - "padding %d header_len %d)", - entry->handle, payload, payload_len, padding, - entry->header_len); - stlc45xx_dump(DEBUG_TX_CONTENT, payload, payload_len); - - data = (struct s_lm_data_out *) skb_push(skb, entry->header_len); - - memset(data, 0, entry->header_len); - - if (padding) - data->flags = LM_FLAG_ALIGN; - - data->flags = LM_OUT_BURST; - data->length = payload_len; - data->handle = entry->handle; - data->aid = 1; - data->rts_retries = 7; - data->retries = 7; - data->aloft_ctrl = 0; - data->crypt_offset = 58; - data->keytype = 0; - data->keylen = 0; - data->queue = 2; - data->backlog = 32; - data->antenna = 2; - data->cts = 3; - data->power = 127; - - for (i = 0; i < 8; i++) { - rate = ieee80211_get_tx_rate(stlc->hw, info); - data->aloft[i] = rate->hw_value; - } - - list_add_tail(&entry->tx_list, &stlc->tx_pending); - - /* check if there's enough space in tx buffer */ - if (stlc45xx_txbuffer_find(stlc, MAX_FRAME_LEN) == -1) { - stlc45xx_debug(DEBUG_QUEUE, "tx buffer full, stopping queues"); - stlc->tx_queue_stopped = 1; - ieee80211_stop_queues(stlc->hw); - } - - queue_work(stlc->hw->workqueue, &stlc->work); - - spin_unlock_bh(&stlc->tx_lock); - - return NETDEV_TX_OK; -} - -static int stlc45xx_op_start(struct ieee80211_hw *hw) -{ - struct stlc45xx *stlc = hw->priv; - unsigned long timeout; - int ret = 0; - - stlc45xx_debug(DEBUG_FUNC, "%s", __func__); - - mutex_lock(&stlc->mutex); - - stlc->fw_state = FW_STATE_BOOTING; - stlc->channel = 1; - - stlc45xx_power_on(stlc); - - ret = stlc45xx_upload_firmware(stlc); - if (ret < 0) { - stlc45xx_power_off(stlc); - goto out_unlock; - } - - stlc->tx_queue_stopped = 0; - - mutex_unlock(&stlc->mutex); - - timeout = msecs_to_jiffies(2000); - timeout = wait_for_completion_interruptible_timeout(&stlc->fw_comp, - timeout); - if (!timeout) { - stlc45xx_error("firmware boot failed"); - stlc45xx_power_off(stlc); - ret = -1; - goto out; - } - - stlc45xx_debug(DEBUG_BOOT, "firmware booted"); - - /* FIXME: should we take mutex just after wait_for_completion()? */ - mutex_lock(&stlc->mutex); - - WARN_ON(stlc->fw_state != FW_STATE_READY); - -out_unlock: - mutex_unlock(&stlc->mutex); - -out: - return ret; -} - -static void stlc45xx_op_stop(struct ieee80211_hw *hw) -{ - struct stlc45xx *stlc = hw->priv; - - stlc45xx_debug(DEBUG_FUNC, "%s", __func__); - - mutex_lock(&stlc->mutex); - - WARN_ON(stlc->fw_state != FW_STATE_READY); - - stlc45xx_power_off(stlc); - - /* FIXME: make sure that all work_structs have completed */ - - spin_lock_bh(&stlc->tx_lock); - stlc45xx_flush_queues(stlc); - spin_unlock_bh(&stlc->tx_lock); - - stlc->fw_state = FW_STATE_OFF; - - mutex_unlock(&stlc->mutex); -} - -static int stlc45xx_op_add_interface(struct ieee80211_hw *hw, - struct ieee80211_if_init_conf *conf) -{ - struct stlc45xx *stlc = hw->priv; - - stlc45xx_debug(DEBUG_FUNC, "%s", __func__); - - switch (conf->type) { - case NL80211_IFTYPE_STATION: - break; - default: - return -EOPNOTSUPP; - } - - memcpy(stlc->mac_addr, conf->mac_addr, ETH_ALEN); - - return 0; -} - -static void stlc45xx_op_remove_interface(struct ieee80211_hw *hw, - struct ieee80211_if_init_conf *conf) -{ - stlc45xx_debug(DEBUG_FUNC, "%s", __func__); -} - -static int stlc45xx_op_config(struct ieee80211_hw *hw, u32 changed) -{ - struct stlc45xx *stlc = hw->priv; - - stlc45xx_debug(DEBUG_FUNC, "%s", __func__); - - mutex_lock(&stlc->mutex); - - stlc->channel = hw->conf.channel->hw_value; - stlc45xx_tx_scan(stlc); - stlc45xx_tx_setup(stlc); - stlc45xx_tx_edcf(stlc); - - if ((hw->conf.flags & IEEE80211_CONF_PS) != stlc->psm) { - stlc->psm = hw->conf.flags & IEEE80211_CONF_PS; - if (stlc->associated) { - stlc45xx_tx_psm(stlc, stlc->psm); - stlc45xx_tx_nullfunc(stlc, stlc->psm); - } - } - - mutex_unlock(&stlc->mutex); - - return 0; -} - -static void stlc45xx_op_configure_filter(struct ieee80211_hw *hw, - unsigned int changed_flags, - unsigned int *total_flags, - int mc_count, - struct dev_addr_list *mc_list) -{ - *total_flags = 0; -} - -static void stlc45xx_op_bss_info_changed(struct ieee80211_hw *hw, - struct ieee80211_vif *vif, - struct ieee80211_bss_conf *info, - u32 changed) -{ - struct stlc45xx *stlc = hw->priv; - - stlc45xx_debug(DEBUG_FUNC, "%s", __func__); - mutex_lock(&stlc->mutex); - - memcpy(stlc->bssid, info->bssid, ETH_ALEN); - stlc45xx_tx_setup(stlc); - - mutex_unlock(&stlc->mutex); - - if (changed & BSS_CHANGED_ASSOC) { - stlc->associated = info->assoc; - if (info->assoc) - stlc->aid = info->aid; - else - stlc->aid = -1; - - if (stlc->psm) { - stlc45xx_tx_psm(stlc, stlc->psm); - stlc45xx_tx_nullfunc(stlc, stlc->psm); - } - } -} - - -/* can't be const, mac80211 writes to this */ -static struct ieee80211_rate stlc45xx_rates[] = { - { .bitrate = 10, .hw_value = 0, .hw_value_short = 0, }, - { .bitrate = 20, .hw_value = 1, .hw_value_short = 1, }, - { .bitrate = 55, .hw_value = 2, .hw_value_short = 2, }, - { .bitrate = 110, .hw_value = 3, .hw_value_short = 3, }, - { .bitrate = 60, .hw_value = 4, .hw_value_short = 4, }, - { .bitrate = 90, .hw_value = 5, .hw_value_short = 5, }, - { .bitrate = 120, .hw_value = 6, .hw_value_short = 6, }, - { .bitrate = 180, .hw_value = 7, .hw_value_short = 7, }, - { .bitrate = 240, .hw_value = 8, .hw_value_short = 8, }, - { .bitrate = 360, .hw_value = 9, .hw_value_short = 9, }, - { .bitrate = 480, .hw_value = 10, .hw_value_short = 10, }, - { .bitrate = 540, .hw_value = 11, .hw_value_short = 11, }, -}; - -/* can't be const, mac80211 writes to this */ -static struct ieee80211_channel stlc45xx_channels[] = { - { .hw_value = 1, .center_freq = 2412}, - { .hw_value = 2, .center_freq = 2417}, - { .hw_value = 3, .center_freq = 2422}, - { .hw_value = 4, .center_freq = 2427}, - { .hw_value = 5, .center_freq = 2432}, - { .hw_value = 6, .center_freq = 2437}, - { .hw_value = 7, .center_freq = 2442}, - { .hw_value = 8, .center_freq = 2447}, - { .hw_value = 9, .center_freq = 2452}, - { .hw_value = 10, .center_freq = 2457}, - { .hw_value = 11, .center_freq = 2462}, - { .hw_value = 12, .center_freq = 2467}, - { .hw_value = 13, .center_freq = 2472}, -}; - -/* can't be const, mac80211 writes to this */ -static struct ieee80211_supported_band stlc45xx_band_2ghz = { - .channels = stlc45xx_channels, - .n_channels = ARRAY_SIZE(stlc45xx_channels), - .bitrates = stlc45xx_rates, - .n_bitrates = ARRAY_SIZE(stlc45xx_rates), -}; - -static const struct ieee80211_ops stlc45xx_ops = { - .start = stlc45xx_op_start, - .stop = stlc45xx_op_stop, - .add_interface = stlc45xx_op_add_interface, - .remove_interface = stlc45xx_op_remove_interface, - .config = stlc45xx_op_config, - .configure_filter = stlc45xx_op_configure_filter, - .tx = stlc45xx_op_tx, - .bss_info_changed = stlc45xx_op_bss_info_changed, -}; - -static int stlc45xx_register_mac80211(struct stlc45xx *stlc) -{ - /* FIXME: SET_IEEE80211_PERM_ADDR() requires default_mac_addr - to be non-const for some strange reason */ - static u8 default_mac_addr[ETH_ALEN] = { - 0x00, 0x02, 0xee, 0xc0, 0xff, 0xee - }; - int ret; - - SET_IEEE80211_PERM_ADDR(stlc->hw, default_mac_addr); - - ret = ieee80211_register_hw(stlc->hw); - if (ret) { - stlc45xx_error("unable to register mac80211 hw: %d", ret); - return ret; - } - - return 0; -} - -static void stlc45xx_device_release(struct device *dev) -{ - -} - -static struct platform_device stlc45xx_device = { - .name = "stlc45xx", - .id = -1, - - /* device model insists to have a release function */ - .dev = { - .release = stlc45xx_device_release, - }, -}; - -static int __devinit stlc45xx_probe(struct spi_device *spi) -{ - struct stlc45xx *stlc; - struct ieee80211_hw *hw; - int ret; - - stlc45xx_debug(DEBUG_FUNC, "%s", __func__); - - /* mac80211 alloc */ - hw = ieee80211_alloc_hw(sizeof(*stlc), &stlc45xx_ops); - if (!hw) { - stlc45xx_error("could not alloc ieee80211_hw"); - ret = -ENOMEM; - goto out; - } - - /* mac80211 clears hw->priv */ - stlc = hw->priv; - - stlc->hw = hw; - dev_set_drvdata(&spi->dev, stlc); - stlc->spi = spi; - - spi->bits_per_word = 16; - spi->max_speed_hz = 24000000; - - ret = spi_setup(spi); - if (ret < 0) - stlc45xx_error("spi_setup failed"); - - ret = gpio_request(stlc45xx_gpio_power, "stlc45xx power"); - if (ret < 0) { - stlc45xx_error("power GPIO request failed: %d", ret); - return ret; - } - - ret = gpio_request(stlc45xx_gpio_irq, "stlc45xx irq"); - if (ret < 0) { - stlc45xx_error("irq GPIO request failed: %d", ret); - goto out; - } - - gpio_direction_output(stlc45xx_gpio_power, 0); - gpio_direction_input(stlc45xx_gpio_irq); - - ret = request_irq(gpio_to_irq(stlc45xx_gpio_irq), - stlc45xx_interrupt, IRQF_DISABLED, "stlc45xx", - stlc->spi); - if (ret < 0) - /* FIXME: handle the error */ - stlc45xx_error("request_irq() failed"); - - set_irq_type(gpio_to_irq(stlc45xx_gpio_irq), - IRQ_TYPE_EDGE_RISING); - - disable_irq(gpio_to_irq(stlc45xx_gpio_irq)); - - ret = platform_device_register(&stlc45xx_device); - if (ret) { - stlc45xx_error("Couldn't register wlan_omap device."); - return ret; - } - dev_set_drvdata(&stlc45xx_device.dev, stlc); - - INIT_WORK(&stlc->work, stlc45xx_work); - INIT_WORK(&stlc->work_reset, stlc45xx_work_reset); - INIT_DELAYED_WORK(&stlc->work_tx_timeout, stlc45xx_work_tx_timeout); - mutex_init(&stlc->mutex); - init_completion(&stlc->fw_comp); - spin_lock_init(&stlc->tx_lock); - INIT_LIST_HEAD(&stlc->txbuffer); - INIT_LIST_HEAD(&stlc->tx_pending); - INIT_LIST_HEAD(&stlc->tx_sent); - - hw->flags = IEEE80211_HW_RX_INCLUDES_FCS | - IEEE80211_HW_SIGNAL_DBM | - IEEE80211_HW_NOISE_DBM; - /* four bytes for padding */ - hw->extra_tx_headroom = sizeof(struct s_lm_data_out) + 4; - - /* unit us */ - hw->channel_change_time = 1000; - - hw->wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION); - hw->wiphy->bands[IEEE80211_BAND_2GHZ] = &stlc45xx_band_2ghz; - - SET_IEEE80211_DEV(hw, &spi->dev); - - BUILD_BUG_ON(sizeof(default_cal_rssi) != RSSI_CAL_ARRAY_LEN); - BUILD_BUG_ON(sizeof(default_cal_channels) != CHANNEL_CAL_ARRAY_LEN); - - stlc->cal_rssi = kmemdup(default_cal_rssi, RSSI_CAL_ARRAY_LEN, - GFP_KERNEL); - stlc->cal_channels = kmemdup(default_cal_channels, - CHANNEL_CAL_ARRAY_LEN, - GFP_KERNEL); - - ret = device_create_file(&stlc45xx_device.dev, &dev_attr_cal_rssi); - if (ret < 0) { - stlc45xx_error("failed to create sysfs file cal_rssi"); - goto out; - } - - ret = device_create_file(&stlc45xx_device.dev, &dev_attr_cal_channels); - if (ret < 0) { - stlc45xx_error("failed to create sysfs file cal_channels"); - goto out; - } - - ret = device_create_file(&stlc45xx_device.dev, &dev_attr_tx_buf); - if (ret < 0) { - stlc45xx_error("failed to create sysfs file tx_buf"); - goto out; - } - - ret = stlc45xx_register_mac80211(stlc); - if (ret < 0) - goto out; - - stlc45xx_info("v" DRIVER_VERSION " loaded"); - - stlc45xx_info("config buffer 0x%x-0x%x", - FIRMWARE_CONFIG_START, FIRMWARE_CONFIG_END); - stlc45xx_info("tx 0x%x-0x%x, rx 0x%x-0x%x", - FIRMWARE_TXBUFFER_START, FIRMWARE_TXBUFFER_END, - FIRMWARE_RXBUFFER_START, FIRMWARE_RXBUFFER_END); - -out: - return ret; -} - -static int __devexit stlc45xx_remove(struct spi_device *spi) -{ - struct stlc45xx *stlc = dev_get_drvdata(&spi->dev); - - stlc45xx_debug(DEBUG_FUNC, "%s", __func__); - - platform_device_unregister(&stlc45xx_device); - - ieee80211_unregister_hw(stlc->hw); - - free_irq(gpio_to_irq(stlc45xx_gpio_irq), spi); - - gpio_free(stlc45xx_gpio_power); - gpio_free(stlc45xx_gpio_irq); - - /* FIXME: free cal_channels and cal_rssi? */ - - kfree(stlc->fw); - - mutex_destroy(&stlc->mutex); - - /* frees also stlc */ - ieee80211_free_hw(stlc->hw); - stlc = NULL; - - return 0; -} - - -static struct spi_driver stlc45xx_spi_driver = { - .driver = { - /* use cx3110x name because board-n800.c uses that for the - * SPI port */ - .name = "cx3110x", - .bus = &spi_bus_type, - .owner = THIS_MODULE, - }, - - .probe = stlc45xx_probe, - .remove = __devexit_p(stlc45xx_remove), -}; - -static int __init stlc45xx_init(void) -{ - int ret; - - stlc45xx_debug(DEBUG_FUNC, "%s", __func__); - - ret = spi_register_driver(&stlc45xx_spi_driver); - if (ret < 0) { - stlc45xx_error("failed to register SPI driver: %d", ret); - goto out; - } - -out: - return ret; -} - -static void __exit stlc45xx_exit(void) -{ - stlc45xx_debug(DEBUG_FUNC, "%s", __func__); - - spi_unregister_driver(&stlc45xx_spi_driver); - - stlc45xx_info("unloaded"); -} - -module_init(stlc45xx_init); -module_exit(stlc45xx_exit); - -MODULE_LICENSE("GPL"); -MODULE_AUTHOR("Kalle Valo <kalle.valo@nokia.com>"); -MODULE_ALIAS("spi:cx3110x"); diff --git a/drivers/staging/stlc45xx/stlc45xx.h b/drivers/staging/stlc45xx/stlc45xx.h deleted file mode 100644 index ac96bbbde79f..000000000000 --- a/drivers/staging/stlc45xx/stlc45xx.h +++ /dev/null @@ -1,283 +0,0 @@ -/* - * This file is part of stlc45xx - * - * Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies). - * - * Contact: Kalle Valo <kalle.valo@nokia.com> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * version 2 as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA - * 02110-1301 USA - * - */ - -#include <linux/mutex.h> -#include <linux/list.h> -#include <net/mac80211.h> - -#include "stlc45xx_lmac.h" - -#define DRIVER_NAME "stlc45xx" -#define DRIVER_VERSION "0.1.3" - -#define DRIVER_PREFIX DRIVER_NAME ": " - -enum { - DEBUG_NONE = 0, - DEBUG_FUNC = 1 << 0, - DEBUG_IRQ = 1 << 1, - DEBUG_BH = 1 << 2, - DEBUG_RX = 1 << 3, - DEBUG_RX_CONTENT = 1 << 5, - DEBUG_TX = 1 << 6, - DEBUG_TX_CONTENT = 1 << 8, - DEBUG_TXBUFFER = 1 << 9, - DEBUG_QUEUE = 1 << 10, - DEBUG_BOOT = 1 << 11, - DEBUG_PSM = 1 << 12, - DEBUG_ALL = ~0, -}; - -#define DEBUG_LEVEL DEBUG_NONE -/* #define DEBUG_LEVEL DEBUG_ALL */ -/* #define DEBUG_LEVEL (DEBUG_TX | DEBUG_RX | DEBUG_IRQ) */ -/* #define DEBUG_LEVEL (DEBUG_TX | DEBUG_MEMREGION | DEBUG_QUEUE) */ -/* #define DEBUG_LEVEL (DEBUG_MEMREGION | DEBUG_QUEUE) */ - -#define stlc45xx_error(fmt, arg...) \ - printk(KERN_ERR DRIVER_PREFIX "ERROR " fmt "\n", ##arg) - -#define stlc45xx_warning(fmt, arg...) \ - printk(KERN_WARNING DRIVER_PREFIX "WARNING " fmt "\n", ##arg) - -#define stlc45xx_info(fmt, arg...) \ - printk(KERN_INFO DRIVER_PREFIX fmt "\n", ##arg) - -#define stlc45xx_debug(level, fmt, arg...) \ - do { \ - if (level & DEBUG_LEVEL) \ - printk(KERN_DEBUG DRIVER_PREFIX fmt "\n", ##arg); \ - } while (0) - -#define stlc45xx_dump(level, buf, len) \ - do { \ - if (level & DEBUG_LEVEL) \ - print_hex_dump(KERN_DEBUG, "", DUMP_PREFIX_OFFSET, \ - 16, 1, buf, len, 1); \ - } while (0) - -#define MAC2STR(a) ((a)[0], (a)[1], (a)[2], (a)[3], (a)[4], (a)[5]) -#define MACSTR "%02x:%02x:%02x:%02x:%02x:%02x" - -/* Bit 15 is read/write bit; ON = READ, OFF = WRITE */ -#define ADDR_READ_BIT_15 0x8000 - -#define SPI_ADRS_ARM_INTERRUPTS 0x00 -#define SPI_ADRS_ARM_INT_EN 0x04 - -#define SPI_ADRS_HOST_INTERRUPTS 0x08 -#define SPI_ADRS_HOST_INT_EN 0x0c -#define SPI_ADRS_HOST_INT_ACK 0x10 - -#define SPI_ADRS_GEN_PURP_1 0x14 -#define SPI_ADRS_GEN_PURP_2 0x18 - -/* high word */ -#define SPI_ADRS_DEV_CTRL_STAT 0x26 - -#define SPI_ADRS_DMA_DATA 0x28 - -#define SPI_ADRS_DMA_WRITE_CTRL 0x2c -#define SPI_ADRS_DMA_WRITE_LEN 0x2e -#define SPI_ADRS_DMA_WRITE_BASE 0x30 - -#define SPI_ADRS_DMA_READ_CTRL 0x34 -#define SPI_ADRS_DMA_READ_LEN 0x36 -#define SPI_ADRS_DMA_READ_BASE 0x38 - -#define SPI_CTRL_STAT_HOST_OVERRIDE 0x8000 -#define SPI_CTRL_STAT_START_HALTED 0x4000 -#define SPI_CTRL_STAT_RAM_BOOT 0x2000 -#define SPI_CTRL_STAT_HOST_RESET 0x1000 -#define SPI_CTRL_STAT_HOST_CPU_EN 0x0800 - -#define SPI_DMA_WRITE_CTRL_ENABLE 0x0001 -#define SPI_DMA_READ_CTRL_ENABLE 0x0001 -#define HOST_ALLOWED (1 << 7) - -#define FIRMWARE_ADDRESS 0x20000 - -#define SPI_TIMEOUT 100 /* msec */ - -#define SPI_MAX_TX_PACKETS 32 - -#define SPI_MAX_PACKET_SIZE 32767 - -#define SPI_TARGET_INT_WAKEUP 0x00000001 -#define SPI_TARGET_INT_SLEEP 0x00000002 -#define SPI_TARGET_INT_RDDONE 0x00000004 - -#define SPI_TARGET_INT_CTS 0x00004000 -#define SPI_TARGET_INT_DR 0x00008000 - -#define SPI_HOST_INT_READY 0x00000001 -#define SPI_HOST_INT_WR_READY 0x00000002 -#define SPI_HOST_INT_SW_UPDATE 0x00000004 -#define SPI_HOST_INT_UPDATE 0x10000000 - -/* clear to send */ -#define SPI_HOST_INT_CTS 0x00004000 - -/* data ready */ -#define SPI_HOST_INT_DR 0x00008000 - -#define SPI_HOST_INTS_DEFAULT \ - (SPI_HOST_INT_READY | SPI_HOST_INT_UPDATE | SPI_HOST_INT_SW_UPDATE) - -#define TARGET_BOOT_SLEEP 50 - -/* The firmware buffer is divided into three areas: - * - * o config area (for control commands) - * o tx buffer - * o rx buffer - */ -#define FIRMWARE_BUFFER_START 0x20200 -#define FIRMWARE_BUFFER_END 0x27c60 -#define FIRMWARE_BUFFER_LEN (FIRMWARE_BUFFER_END - FIRMWARE_BUFFER_START) -#define FIRMWARE_MTU 3240 -#define FIRMWARE_CONFIG_PAYLOAD_LEN 1024 -#define FIRMWARE_CONFIG_START FIRMWARE_BUFFER_START -#define FIRMWARE_CONFIG_LEN (sizeof(struct s_lm_control) + \ - FIRMWARE_CONFIG_PAYLOAD_LEN) -#define FIRMWARE_CONFIG_END (FIRMWARE_CONFIG_START + FIRMWARE_CONFIG_LEN - 1) -#define FIRMWARE_RXBUFFER_LEN (5 * FIRMWARE_MTU + 1024) -#define FIRMWARE_RXBUFFER_START (FIRMWARE_BUFFER_END - FIRMWARE_RXBUFFER_LEN) -#define FIRMWARE_RXBUFFER_END (FIRMWARE_RXBUFFER_START + \ - FIRMWARE_RXBUFFER_LEN - 1) -#define FIRMWARE_TXBUFFER_START (FIRMWARE_BUFFER_START + FIRMWARE_CONFIG_LEN) -#define FIRMWARE_TXBUFFER_LEN (FIRMWARE_BUFFER_LEN - FIRMWARE_CONFIG_LEN - \ - FIRMWARE_RXBUFFER_LEN) -#define FIRMWARE_TXBUFFER_END (FIRMWARE_TXBUFFER_START + \ - FIRMWARE_TXBUFFER_LEN - 1) - -#define FIRMWARE_TXBUFFER_HEADER 100 -#define FIRMWARE_TXBUFFER_TRAILER 4 - -/* FIXME: come up with a proper value */ -#define MAX_FRAME_LEN 2500 - -/* unit is ms */ -#define TX_FRAME_LIFETIME 2000 -#define TX_TIMEOUT 4000 - -#define SUPPORTED_CHANNELS 13 - -/* FIXME */ -/* #define CHANNEL_CAL_LEN offsetof(struct s_lmo_scan, bratemask) - \ */ -/* offsetof(struct s_lmo_scan, channel) */ -#define CHANNEL_CAL_LEN 292 -#define CHANNEL_CAL_ARRAY_LEN (SUPPORTED_CHANNELS * CHANNEL_CAL_LEN) -/* FIXME */ -/* #define RSSI_CAL_LEN sizeof(struct s_lmo_scan) - \ */ -/* offsetof(struct s_lmo_scan, rssical) */ -#define RSSI_CAL_LEN 8 -#define RSSI_CAL_ARRAY_LEN (SUPPORTED_CHANNELS * RSSI_CAL_LEN) - -struct s_dma_regs { - unsigned short cmd; - unsigned short len; - unsigned long addr; -}; - -struct stlc45xx_ie_tim { - u8 dtim_count; - u8 dtim_period; - u8 bmap_control; - u8 pvbmap[251]; -}; - -struct txbuffer { - /* can be removed when switched to skb queue */ - struct list_head tx_list; - - struct list_head buffer_list; - - int start; - int frame_start; - int end; - - struct sk_buff *skb; - u32 handle; - - bool status_needed; - - int header_len; - - /* unit jiffies */ - unsigned long lifetime; -}; - -enum fw_state { - FW_STATE_OFF, - FW_STATE_BOOTING, - FW_STATE_READY, - FW_STATE_RESET, - FW_STATE_RESETTING, -}; - -struct stlc45xx { - struct ieee80211_hw *hw; - struct spi_device *spi; - struct work_struct work; - struct work_struct work_reset; - struct delayed_work work_tx_timeout; - struct mutex mutex; - struct completion fw_comp; - - - u8 bssid[ETH_ALEN]; - u8 mac_addr[ETH_ALEN]; - int channel; - - u8 *cal_rssi; - u8 *cal_channels; - - enum fw_state fw_state; - - spinlock_t tx_lock; - - /* protected by tx_lock */ - struct list_head txbuffer; - - /* protected by tx_lock */ - struct list_head tx_pending; - - /* protected by tx_lock */ - int tx_queue_stopped; - - /* protected by mutex */ - struct list_head tx_sent; - - int tx_frames; - - u8 *fw; - int fw_len; - - bool psm; - bool associated; - int aid; - bool pspolling; -}; - - diff --git a/drivers/staging/stlc45xx/stlc45xx_lmac.h b/drivers/staging/stlc45xx/stlc45xx_lmac.h deleted file mode 100644 index af5db801347f..000000000000 --- a/drivers/staging/stlc45xx/stlc45xx_lmac.h +++ /dev/null @@ -1,434 +0,0 @@ -/************************************************************************ -* This is the LMAC API interface header file for STLC4560. * -* Copyright (C) 2007 Conexant Systems, Inc. * -* This program is free software; you can redistribute it and/or * -* modify it under the terms of the GNU General Public License * -* as published by the Free Software Foundation; either version 2 * -* of the License, or (at your option) any later version. * -* * -* This program is distributed in the hope that it will be useful, * -* but WITHOUT ANY WARRANTY; without even the implied warranty of * -* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * -* GNU General Public License for more details. * -* * -* You should have received a copy of the GNU General Public License * -* along with this program. If not, see <http://www.gnu.org/licenses/>.* -*************************************************************************/ - -#ifndef __lmac_h__ -#define __lmac_h__ - -#define LM_TOP_VARIANT 0x0506 -#define LM_BOTTOM_VARIANT 0x0506 - -/* - * LMAC - UMAC interface definition: - */ - -#define LM_FLAG_CONTROL 0x8000 -#define LM_FLAG_ALIGN 0x4000 - -#define LM_CTRL_OPSET 0x0001 - -#define LM_OUT_PROMISC 0x0001 -#define LM_OUT_TIMESTAMP 0x0002 -#define LM_OUT_SEQNR 0x0004 -#define LM_OUT_BURST 0x0010 -#define LM_OUT_NOCANCEL 0x0020 -#define LM_OUT_CLEARTIM 0x0040 -#define LM_OUT_HITCHHIKE 0x0080 -#define LM_OUT_COMPRESS 0x0100 -#define LM_OUT_CONCAT 0x0200 -#define LM_OUT_PCS_ACCEPT 0x0400 -#define LM_OUT_WAITEOSP 0x0800 - - -#define LM_ALOFT_SP 0x10 -#define LM_ALOFT_CTS 0x20 -#define LM_ALOFT_RTS 0x40 -#define LM_ALOFT_MASK 0x1f -#define LM_ALOFT_RATE 0x0f - -#define LM_IN_FCS_GOOD 0x0001 -#define LM_IN_MATCH_MAC 0x0002 -#define LM_IN_MCBC 0x0004 -#define LM_IN_BEACON 0x0008 -#define LM_IN_MATCH_BSS 0x0010 -#define LM_IN_BCAST_BSS 0x0020 -#define LM_IN_DATA 0x0040 -#define LM_IN_TRUNCATED 0x0080 - -#define LM_IN_TRANSPARENT 0x0200 - -#define LM_QUEUE_BEACON 0 -#define LM_QUEUE_SCAN 1 -#define LM_QUEUE_MGT 2 -#define LM_QUEUE_MCBC 3 -#define LM_QUEUE_DATA 4 -#define LM_QUEUE_DATA0 4 -#define LM_QUEUE_DATA1 5 -#define LM_QUEUE_DATA2 6 -#define LM_QUEUE_DATA3 7 - -#define LM_SETUP_INFRA 0x0001 -#define LM_SETUP_IBSS 0x0002 -#define LM_SETUP_TRANSPARENT 0x0008 -#define LM_SETUP_PROMISCUOUS 0x0010 -#define LM_SETUP_HIBERNATE 0x0020 -#define LM_SETUP_NOACK 0x0040 -#define LM_SETUP_RX_DISABLED 0x0080 - -#define LM_ANTENNA_0 0 -#define LM_ANTENNA_1 1 -#define LM_ANTENNA_DIVERSITY 2 - -#define LM_TX_FAILED 0x0001 -#define LM_TX_PSM 0x0002 -#define LM_TX_PSM_CANCELLED 0x0004 - -#define LM_SCAN_EXIT 0x0001 -#define LM_SCAN_TRAP 0x0002 -#define LM_SCAN_ACTIVE 0x0004 -#define LM_SCAN_FILTER 0x0008 - -#define LM_PSM 0x0001 -#define LM_PSM_DTIM 0x0002 -#define LM_PSM_MCBC 0x0004 -#define LM_PSM_CHECKSUM 0x0008 -#define LM_PSM_SKIP_MORE_DATA 0x0010 -#define LM_PSM_BEACON_TIMEOUT 0x0020 -#define LM_PSM_HFOSLEEP 0x0040 -#define LM_PSM_AUTOSWITCH_SLEEP 0x0080 -#define LM_PSM_LPIT 0x0100 -#define LM_PSM_BF_UCAST_SKIP 0x0200 -#define LM_PSM_BF_MCAST_SKIP 0x0400 - -/* hfosleep */ -#define LM_PSM_SLEEP_OPTION_MASK (LM_PSM_AUTOSWITCH_SLEEP | LM_PSM_HFOSLEEP) -#define LM_PSM_SLEEP_OPTION_SHIFT 6 -/* hfosleepend */ -#define LM_PSM_BF_OPTION_MASK (LM_PSM_BF_MCAST_SKIP | LM_PSM_BF_UCAST_SKIP) -#define LM_PSM_BF_OPTION_SHIFT 9 - - -#define LM_PRIVACC_WEP 0x01 -#define LM_PRIVACC_TKIP 0x02 -#define LM_PRIVACC_MICHAEL 0x04 -#define LM_PRIVACC_CCX_KP 0x08 -#define LM_PRIVACC_CCX_MIC 0x10 -#define LM_PRIVACC_AES_CCMP 0x20 - -/* size of s_lm_descr in words */ -#define LM_DESCR_SIZE_WORDS 11 - -#ifndef __ASSEMBLER__ - -enum { - LM_MODE_CLIENT = 0, - LM_MODE_AP -}; - -struct s_lm_descr { - uint16_t modes; - uint16_t flags; - uint32_t buffer_start; - uint32_t buffer_end; - uint8_t header; - uint8_t trailer; - uint8_t tx_queues; - uint8_t tx_depth; - uint8_t privacy; - uint8_t rx_keycache; - uint8_t tim_size; - uint8_t pad1; - uint8_t rates[16]; - uint32_t link; - uint16_t mtu; -}; - - -struct s_lm_control { - uint16_t flags; - uint16_t length; - uint32_t handle; - uint16_t oid; - uint16_t pad; - /* uint8_t data[]; */ -}; - -enum { - LM_PRIV_NONE = 0, - LM_PRIV_WEP, - LM_PRIV_TKIP, - LM_PRIV_TKIPMICHAEL, - LM_PRIV_CCX_WEPMIC, - LM_PRIV_CCX_KPMIC, - LM_PRIV_CCX_KP, - LM_PRIV_AES_CCMP -}; - -enum { - LM_DECRYPT_NONE, - LM_DECRYPT_OK, - LM_DECRYPT_NOKEY, - LM_DECRYPT_NOMICHAEL, - LM_DECRYPT_NOCKIPMIC, - LM_DECRYPT_FAIL_WEP, - LM_DECRYPT_FAIL_TKIP, - LM_DECRYPT_FAIL_MICHAEL, - LM_DECRYPT_FAIL_CKIPKP, - LM_DECRYPT_FAIL_CKIPMIC, - LM_DECRYPT_FAIL_AESCCMP -}; - -struct s_lm_data_out { - uint16_t flags; - uint16_t length; - uint32_t handle; - uint16_t aid; - uint8_t rts_retries; - uint8_t retries; - uint8_t aloft[8]; - uint8_t aloft_ctrl; - uint8_t crypt_offset; - uint8_t keytype; - uint8_t keylen; - uint8_t key[16]; - uint8_t queue; - uint8_t backlog; - uint16_t durations[4]; - uint8_t antenna; - uint8_t cts; - int16_t power; - uint8_t pad[2]; - /*uint8_t data[];*/ -}; - -#define LM_RCPI_INVALID (0xff) - -struct s_lm_data_in { - uint16_t flags; - uint16_t length; - uint16_t frequency; - uint8_t antenna; - uint8_t rate; - uint8_t rcpi; - uint8_t sq; - uint8_t decrypt; - uint8_t rssi_raw; - uint32_t clock[2]; - /*uint8_t data[];*/ -}; - -union u_lm_data { - struct s_lm_data_out out; - struct s_lm_data_in in; -}; - -enum { - LM_OID_SETUP = 0, - LM_OID_SCAN = 1, - LM_OID_TRAP = 2, - LM_OID_EDCF = 3, - LM_OID_KEYCACHE = 4, - LM_OID_PSM = 6, - LM_OID_TXCANCEL = 7, - LM_OID_TX = 8, - LM_OID_BURST = 9, - LM_OID_STATS = 10, - LM_OID_LED = 13, - LM_OID_TIMER = 15, - LM_OID_NAV = 20, - LM_OID_PCS = 22, - LM_OID_BT_BALANCER = 28, - LM_OID_GROUP_ADDRESS_TABLE = 30, - LM_OID_ARPTABLE = 31, - LM_OID_BT_OPTIONS = 35 -}; - -enum { - LM_FRONTEND_UNKNOWN = 0, - LM_FRONTEND_DUETTE3, - LM_FRONTEND_DUETTE2, - LM_FRONTEND_FRISBEE, - LM_FRONTEND_CROSSBOW, - LM_FRONTEND_LONGBOW -}; - - -#define INVALID_LPF_BANDWIDTH 0xffff -#define INVALID_OSC_START_DELAY 0xffff - -struct s_lmo_setup { - uint16_t flags; - uint8_t macaddr[6]; - uint8_t bssid[6]; - uint8_t antenna; - uint8_t rx_align; - uint32_t rx_buffer; - uint16_t rx_mtu; - uint16_t frontend; - uint16_t timeout; - uint16_t truncate; - uint32_t bratemask; - uint8_t sbss_offset; - uint8_t mcast_window; - uint8_t rx_rssi_threshold; - uint8_t rx_ed_threshold; - uint32_t ref_clock; - uint16_t lpf_bandwidth; - uint16_t osc_start_delay; -}; - - -struct s_lmo_scan { - uint16_t flags; - uint16_t dwell; - uint8_t channel[292]; - uint32_t bratemask; - uint8_t aloft[8]; - uint8_t rssical[8]; -}; - - -enum { - LM_TRAP_SCAN = 0, - LM_TRAP_TIMER, - LM_TRAP_BEACON_TX, - LM_TRAP_FAA_RADIO_ON, - LM_TRAP_FAA_RADIO_OFF, - LM_TRAP_RADAR, - LM_TRAP_NO_BEACON, - LM_TRAP_TBTT, - LM_TRAP_SCO_ENTER, - LM_TRAP_SCO_EXIT -}; - -struct s_lmo_trap { - uint16_t event; - uint16_t frequency; -}; - -struct s_lmo_timer { - uint32_t interval; -}; - -struct s_lmo_nav { - uint32_t period; -}; - - -struct s_lmo_edcf_queue; - -struct s_lmo_edcf { - uint8_t flags; - uint8_t slottime; - uint8_t sifs; - uint8_t eofpad; - struct s_lmo_edcf_queue { - uint8_t aifs; - uint8_t pad0; - uint16_t cwmin; - uint16_t cwmax; - uint16_t txop; - } queues[8]; - uint8_t mapping[4]; - uint16_t maxburst; - uint16_t round_trip_delay; -}; - -struct s_lmo_keycache { - uint8_t entry; - uint8_t keyid; - uint8_t address[6]; - uint8_t pad[2]; - uint8_t keytype; - uint8_t keylen; - uint8_t key[24]; -}; - - -struct s_lm_interval; - -struct s_lmo_psm { - uint16_t flags; - uint16_t aid; - struct s_lm_interval { - uint16_t interval; - uint16_t periods; - } intervals[4]; - /* uint16_t pad; */ - uint8_t beacon_rcpi_skip_max; - uint8_t rcpi_delta_threshold; - uint8_t nr; - uint8_t exclude[1]; -}; - -#define MC_FILTER_ADDRESS_NUM 4 - -struct s_lmo_group_address_table { - uint16_t filter_enable; - uint16_t num_address; - uint8_t macaddr_list[MC_FILTER_ADDRESS_NUM][6]; -}; - -struct s_lmo_txcancel { - uint32_t address[1]; -}; - - -struct s_lmo_tx { - uint8_t flags; - uint8_t retries; - uint8_t rcpi; - uint8_t sq; - uint16_t seqctrl; - uint8_t antenna; - uint8_t pad; -}; - -struct s_lmo_burst { - uint8_t flags; - uint8_t queue; - uint8_t backlog; - uint8_t pad; - uint16_t durations[32]; -}; - -struct s_lmo_stats { - uint32_t valid; - uint32_t fcs; - uint32_t abort; - uint32_t phyabort; - uint32_t rts_success; - uint32_t rts_fail; - uint32_t timestamp; - uint32_t time_tx; - uint32_t noisefloor; - uint32_t sample_noise[8]; - uint32_t sample_cca; - uint32_t sample_tx; -}; - - -struct s_lmo_led { - uint16_t flags; - uint16_t mask[2]; - uint16_t delay/*[2]*/; -}; - - -struct s_lmo_bt_balancer { - uint16_t prio_thresh; - uint16_t acl_thresh; -}; - - -struct s_lmo_arp_table { - uint16_t filter_enable; - uint32_t ipaddr; -}; - -#endif /* __ASSEMBLER__ */ - -#endif /* __lmac_h__ */ diff --git a/drivers/staging/vt6656/main_usb.c b/drivers/staging/vt6656/main_usb.c index 7f96bcaf1c60..05186110c029 100644 --- a/drivers/staging/vt6656/main_usb.c +++ b/drivers/staging/vt6656/main_usb.c @@ -1332,7 +1332,6 @@ device_release_WPADEV(pDevice); free_netdev(pDevice->dev); } - kfree(pDevice); DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "device_disconnect3.. \n"); } diff --git a/drivers/staging/winbond/Kconfig b/drivers/staging/winbond/Kconfig index 940460c39f36..132671d96d0d 100644 --- a/drivers/staging/winbond/Kconfig +++ b/drivers/staging/winbond/Kconfig @@ -1,6 +1,6 @@ config W35UND tristate "IS89C35 WLAN USB driver" - depends on MAC80211 && WLAN_80211 && USB && EXPERIMENTAL + depends on MAC80211 && WLAN && USB && EXPERIMENTAL default n ---help--- This is highly experimental driver for Winbond WIFI card. diff --git a/drivers/staging/wlan-ng/Kconfig b/drivers/staging/wlan-ng/Kconfig index 9959b658c8cf..f44294b0d8dc 100644 --- a/drivers/staging/wlan-ng/Kconfig +++ b/drivers/staging/wlan-ng/Kconfig @@ -1,6 +1,6 @@ config PRISM2_USB tristate "Prism2.5/3 USB driver" - depends on WLAN_80211 && USB && WIRELESS_EXT + depends on WLAN && USB && WIRELESS_EXT default n ---help--- This is the wlan-ng prism 2.5/3 USB driver for a wide range of |