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-rw-r--r--drivers/net/wireless/b43/Kconfig7
-rw-r--r--drivers/net/wireless/b43/Makefile2
-rw-r--r--drivers/net/wireless/b43/b43.h17
-rw-r--r--drivers/net/wireless/b43/dma.c2
-rw-r--r--drivers/net/wireless/b43/leds.c7
-rw-r--r--drivers/net/wireless/b43/main.c83
-rw-r--r--drivers/net/wireless/b43/main.h1
-rw-r--r--drivers/net/wireless/b43/phy_common.h2
-rw-r--r--drivers/net/wireless/b43/pio.c2
-rw-r--r--drivers/net/wireless/b43/rfkill.c113
-rw-r--r--drivers/net/wireless/b43/rfkill.h44
-rw-r--r--drivers/net/wireless/b43/xmit.c5
12 files changed, 99 insertions, 186 deletions
diff --git a/drivers/net/wireless/b43/Kconfig b/drivers/net/wireless/b43/Kconfig
index 07a99e3faf9..67f564e3722 100644
--- a/drivers/net/wireless/b43/Kconfig
+++ b/drivers/net/wireless/b43/Kconfig
@@ -98,13 +98,6 @@ config B43_LEDS
depends on B43 && MAC80211_LEDS && (LEDS_CLASS = y || LEDS_CLASS = B43)
default y
-# This config option automatically enables b43 RFKILL support,
-# if it's possible.
-config B43_RFKILL
- bool
- depends on B43 && (RFKILL = y || RFKILL = B43)
- default y
-
# This config option automatically enables b43 HW-RNG support,
# if the HW-RNG core is enabled.
config B43_HWRNG
diff --git a/drivers/net/wireless/b43/Makefile b/drivers/net/wireless/b43/Makefile
index 281ef831035..da379f4b0c3 100644
--- a/drivers/net/wireless/b43/Makefile
+++ b/drivers/net/wireless/b43/Makefile
@@ -13,7 +13,7 @@ b43-y += lo.o
b43-y += wa.o
b43-y += dma.o
b43-$(CONFIG_B43_PIO) += pio.o
-b43-$(CONFIG_B43_RFKILL) += rfkill.o
+b43-y += rfkill.o
b43-$(CONFIG_B43_LEDS) += leds.o
b43-$(CONFIG_B43_PCMCIA) += pcmcia.o
b43-$(CONFIG_B43_DEBUG) += debugfs.o
diff --git a/drivers/net/wireless/b43/b43.h b/drivers/net/wireless/b43/b43.h
index 4e8ad841c3c..f580c2812d9 100644
--- a/drivers/net/wireless/b43/b43.h
+++ b/drivers/net/wireless/b43/b43.h
@@ -163,6 +163,7 @@ enum {
#define B43_SHM_SH_WLCOREREV 0x0016 /* 802.11 core revision */
#define B43_SHM_SH_PCTLWDPOS 0x0008
#define B43_SHM_SH_RXPADOFF 0x0034 /* RX Padding data offset (PIO only) */
+#define B43_SHM_SH_FWCAPA 0x0042 /* Firmware capabilities (Opensource firmware only) */
#define B43_SHM_SH_PHYVER 0x0050 /* PHY version */
#define B43_SHM_SH_PHYTYPE 0x0052 /* PHY type */
#define B43_SHM_SH_ANTSWAP 0x005C /* Antenna swap threshold */
@@ -297,6 +298,10 @@ enum {
#define B43_HF_MLADVW 0x001000000000ULL /* N PHY ML ADV workaround (rev >= 13 only) */
#define B43_HF_PR45960W 0x080000000000ULL /* PR 45960 workaround (rev >= 13 only) */
+/* Firmware capabilities field in SHM (Opensource firmware only) */
+#define B43_FWCAPA_HWCRYPTO 0x0001
+#define B43_FWCAPA_QOS 0x0002
+
/* MacFilter offsets. */
#define B43_MACFILTER_SELF 0x0000
#define B43_MACFILTER_BSSID 0x0003
@@ -596,6 +601,13 @@ struct b43_wl {
/* Pointer to the ieee80211 hardware data structure */
struct ieee80211_hw *hw;
+ /* The number of queues that were registered with the mac80211 subsystem
+ * initially. This is a backup copy of hw->queues in case hw->queues has
+ * to be dynamically lowered at runtime (Firmware does not support QoS).
+ * hw->queues has to be restored to the original value before unregistering
+ * from the mac80211 subsystem. */
+ u16 mac80211_initially_registered_queues;
+
struct mutex mutex;
spinlock_t irq_lock;
/* R/W lock for data transmission.
@@ -631,9 +643,6 @@ struct b43_wl {
char rng_name[30 + 1];
#endif /* CONFIG_B43_HWRNG */
- /* The RF-kill button */
- struct b43_rfkill rfkill;
-
/* List of all wireless devices on this chip */
struct list_head devlist;
u8 nr_devs;
@@ -752,6 +761,8 @@ struct b43_wldev {
bool dfq_valid; /* Directed frame queue valid (IBSS PS mode, ATIM) */
bool radio_hw_enable; /* saved state of radio hardware enabled state */
bool suspend_in_progress; /* TRUE, if we are in a suspend/resume cycle */
+ bool qos_enabled; /* TRUE, if QoS is used. */
+ bool hwcrypto_enabled; /* TRUE, if HW crypto acceleration is enabled. */
/* PHY/Radio device. */
struct b43_phy phy;
diff --git a/drivers/net/wireless/b43/dma.c b/drivers/net/wireless/b43/dma.c
index eae680b5305..7964cc32b25 100644
--- a/drivers/net/wireless/b43/dma.c
+++ b/drivers/net/wireless/b43/dma.c
@@ -1285,7 +1285,7 @@ static struct b43_dmaring *select_ring_by_priority(struct b43_wldev *dev,
{
struct b43_dmaring *ring;
- if (b43_modparam_qos) {
+ if (dev->qos_enabled) {
/* 0 = highest priority */
switch (queue_prio) {
default:
diff --git a/drivers/net/wireless/b43/leds.c b/drivers/net/wireless/b43/leds.c
index 9a498d3fc65..c8b317094c3 100644
--- a/drivers/net/wireless/b43/leds.c
+++ b/drivers/net/wireless/b43/leds.c
@@ -28,6 +28,7 @@
#include "b43.h"
#include "leds.h"
+#include "rfkill.h"
static void b43_led_turn_on(struct b43_wldev *dev, u8 led_index,
@@ -164,10 +165,10 @@ static void b43_map_led(struct b43_wldev *dev,
snprintf(name, sizeof(name),
"b43-%s::radio", wiphy_name(hw->wiphy));
b43_register_led(dev, &dev->led_radio, name,
- b43_rfkill_led_name(dev),
+ ieee80211_get_radio_led_name(hw),
led_index, activelow);
- /* Sync the RF-kill LED state with the switch state. */
- if (dev->radio_hw_enable)
+ /* Sync the RF-kill LED state with radio and switch states. */
+ if (dev->phy.radio_on && b43_is_hw_radio_enabled(dev))
b43_led_turn_on(dev, led_index, activelow);
break;
case B43_LED_WEIRD:
diff --git a/drivers/net/wireless/b43/main.c b/drivers/net/wireless/b43/main.c
index 1d3e40095ad..6456afebdba 100644
--- a/drivers/net/wireless/b43/main.c
+++ b/drivers/net/wireless/b43/main.c
@@ -80,8 +80,8 @@ static int modparam_nohwcrypt;
module_param_named(nohwcrypt, modparam_nohwcrypt, int, 0444);
MODULE_PARM_DESC(nohwcrypt, "Disable hardware encryption.");
-int b43_modparam_qos = 1;
-module_param_named(qos, b43_modparam_qos, int, 0444);
+static int modparam_qos = 1;
+module_param_named(qos, modparam_qos, int, 0444);
MODULE_PARM_DESC(qos, "Enable QOS support (default on)");
static int modparam_btcoex = 1;
@@ -538,6 +538,13 @@ void b43_hf_write(struct b43_wldev *dev, u64 value)
b43_shm_write16(dev, B43_SHM_SHARED, B43_SHM_SH_HOSTFHI, hi);
}
+/* Read the firmware capabilities bitmask (Opensource firmware only) */
+static u16 b43_fwcapa_read(struct b43_wldev *dev)
+{
+ B43_WARN_ON(!dev->fw.opensource);
+ return b43_shm_read16(dev, B43_SHM_SHARED, B43_SHM_SH_FWCAPA);
+}
+
void b43_tsf_read(struct b43_wldev *dev, u64 *tsf)
{
u32 low, high;
@@ -2307,12 +2314,34 @@ static int b43_upload_microcode(struct b43_wldev *dev)
dev->fw.patch = fwpatch;
dev->fw.opensource = (fwdate == 0xFFFF);
+ /* Default to use-all-queues. */
+ dev->wl->hw->queues = dev->wl->mac80211_initially_registered_queues;
+ dev->qos_enabled = !!modparam_qos;
+ /* Default to firmware/hardware crypto acceleration. */
+ dev->hwcrypto_enabled = 1;
+
if (dev->fw.opensource) {
+ u16 fwcapa;
+
/* Patchlevel info is encoded in the "time" field. */
dev->fw.patch = fwtime;
- b43info(dev->wl, "Loading OpenSource firmware version %u.%u%s\n",
- dev->fw.rev, dev->fw.patch,
- dev->fw.pcm_request_failed ? " (Hardware crypto not supported)" : "");
+ b43info(dev->wl, "Loading OpenSource firmware version %u.%u\n",
+ dev->fw.rev, dev->fw.patch);
+
+ fwcapa = b43_fwcapa_read(dev);
+ if (!(fwcapa & B43_FWCAPA_HWCRYPTO) || dev->fw.pcm_request_failed) {
+ b43info(dev->wl, "Hardware crypto acceleration not supported by firmware\n");
+ /* Disable hardware crypto and fall back to software crypto. */
+ dev->hwcrypto_enabled = 0;
+ }
+ if (!(fwcapa & B43_FWCAPA_QOS)) {
+ b43info(dev->wl, "QoS not supported by firmware\n");
+ /* Disable QoS. Tweak hw->queues to 1. It will be restored before
+ * ieee80211_unregister to make sure the networking core can
+ * properly free possible resources. */
+ dev->wl->hw->queues = 1;
+ dev->qos_enabled = 0;
+ }
} else {
b43info(dev->wl, "Loading firmware version %u.%u "
"(20%.2i-%.2i-%.2i %.2i:%.2i:%.2i)\n",
@@ -3627,7 +3656,7 @@ static int b43_op_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd,
if (!dev || b43_status(dev) < B43_STAT_INITIALIZED)
goto out_unlock;
- if (dev->fw.pcm_request_failed) {
+ if (dev->fw.pcm_request_failed || !dev->hwcrypto_enabled) {
/* We don't have firmware for the crypto engine.
* Must use software-crypto. */
err = -EOPNOTSUPP;
@@ -4298,7 +4327,6 @@ static int b43_op_start(struct ieee80211_hw *hw)
struct b43_wldev *dev = wl->current_dev;
int did_init = 0;
int err = 0;
- bool do_rfkill_exit = 0;
/* Kill all old instance specific information to make sure
* the card won't use it in the short timeframe between start
@@ -4312,18 +4340,12 @@ static int b43_op_start(struct ieee80211_hw *hw)
wl->beacon1_uploaded = 0;
wl->beacon_templates_virgin = 1;
- /* First register RFkill.
- * LEDs that are registered later depend on it. */
- b43_rfkill_init(dev);
-
mutex_lock(&wl->mutex);
if (b43_status(dev) < B43_STAT_INITIALIZED) {
err = b43_wireless_core_init(dev);
- if (err) {
- do_rfkill_exit = 1;
+ if (err)
goto out_mutex_unlock;
- }
did_init = 1;
}
@@ -4332,17 +4354,16 @@ static int b43_op_start(struct ieee80211_hw *hw)
if (err) {
if (did_init)
b43_wireless_core_exit(dev);
- do_rfkill_exit = 1;
goto out_mutex_unlock;
}
}
+ /* XXX: only do if device doesn't support rfkill irq */
+ wiphy_rfkill_start_polling(hw->wiphy);
+
out_mutex_unlock:
mutex_unlock(&wl->mutex);
- if (do_rfkill_exit)
- b43_rfkill_exit(dev);
-
return err;
}
@@ -4351,7 +4372,6 @@ static void b43_op_stop(struct ieee80211_hw *hw)
struct b43_wl *wl = hw_to_b43_wl(hw);
struct b43_wldev *dev = wl->current_dev;
- b43_rfkill_exit(dev);
cancel_work_sync(&(wl->beacon_update_trigger));
mutex_lock(&wl->mutex);
@@ -4433,6 +4453,7 @@ static const struct ieee80211_ops b43_hw_ops = {
.sta_notify = b43_op_sta_notify,
.sw_scan_start = b43_op_sw_scan_start_notifier,
.sw_scan_complete = b43_op_sw_scan_complete_notifier,
+ .rfkill_poll = b43_rfkill_poll,
};
/* Hard-reset the chip. Do not call this directly.
@@ -4735,6 +4756,7 @@ static int b43_wireless_init(struct ssb_device *dev)
b43err(NULL, "Could not allocate ieee80211 device\n");
goto out;
}
+ wl = hw_to_b43_wl(hw);
/* fill hw info */
hw->flags = IEEE80211_HW_RX_INCLUDES_FCS |
@@ -4748,7 +4770,8 @@ static int b43_wireless_init(struct ssb_device *dev)
BIT(NL80211_IFTYPE_WDS) |
BIT(NL80211_IFTYPE_ADHOC);
- hw->queues = b43_modparam_qos ? 4 : 1;
+ hw->queues = modparam_qos ? 4 : 1;
+ wl->mac80211_initially_registered_queues = hw->queues;
hw->max_rates = 2;
SET_IEEE80211_DEV(hw, dev->dev);
if (is_valid_ether_addr(sprom->et1mac))
@@ -4756,9 +4779,7 @@ static int b43_wireless_init(struct ssb_device *dev)
else
SET_IEEE80211_PERM_ADDR(hw, sprom->il0mac);
- /* Get and initialize struct b43_wl */
- wl = hw_to_b43_wl(hw);
- memset(wl, 0, sizeof(*wl));
+ /* Initialize struct b43_wl */
wl->hw = hw;
spin_lock_init(&wl->irq_lock);
rwlock_init(&wl->tx_lock);
@@ -4824,8 +4845,13 @@ static void b43_remove(struct ssb_device *dev)
cancel_work_sync(&wldev->restart_work);
B43_WARN_ON(!wl);
- if (wl->current_dev == wldev)
+ if (wl->current_dev == wldev) {
+ /* Restore the queues count before unregistering, because firmware detect
+ * might have modified it. Restoring is important, so the networking
+ * stack can properly free resources. */
+ wl->hw->queues = wl->mac80211_initially_registered_queues;
ieee80211_unregister_hw(wl->hw);
+ }
b43_one_core_detach(dev);
@@ -4920,7 +4946,7 @@ static struct ssb_driver b43_ssb_driver = {
static void b43_print_driverinfo(void)
{
const char *feat_pci = "", *feat_pcmcia = "", *feat_nphy = "",
- *feat_leds = "", *feat_rfkill = "";
+ *feat_leds = "";
#ifdef CONFIG_B43_PCI_AUTOSELECT
feat_pci = "P";
@@ -4934,14 +4960,11 @@ static void b43_print_driverinfo(void)
#ifdef CONFIG_B43_LEDS
feat_leds = "L";
#endif
-#ifdef CONFIG_B43_RFKILL
- feat_rfkill = "R";
-#endif
printk(KERN_INFO "Broadcom 43xx driver loaded "
- "[ Features: %s%s%s%s%s, Firmware-ID: "
+ "[ Features: %s%s%s%s, Firmware-ID: "
B43_SUPPORTED_FIRMWARE_ID " ]\n",
feat_pci, feat_pcmcia, feat_nphy,
- feat_leds, feat_rfkill);
+ feat_leds);
}
static int __init b43_init(void)
diff --git a/drivers/net/wireless/b43/main.h b/drivers/net/wireless/b43/main.h
index 40abcf5d1b4..950fb1b0546 100644
--- a/drivers/net/wireless/b43/main.h
+++ b/drivers/net/wireless/b43/main.h
@@ -39,7 +39,6 @@
#define PAD_BYTES(nr_bytes) P4D_BYTES( __LINE__ , (nr_bytes))
-extern int b43_modparam_qos;
extern int b43_modparam_verbose;
/* Logmessage verbosity levels. Update the b43_modparam_verbose helptext, if
diff --git a/drivers/net/wireless/b43/phy_common.h b/drivers/net/wireless/b43/phy_common.h
index f4c2d79cbc8..44cc918e4fc 100644
--- a/drivers/net/wireless/b43/phy_common.h
+++ b/drivers/net/wireless/b43/phy_common.h
@@ -1,7 +1,7 @@
#ifndef LINUX_B43_PHY_COMMON_H_
#define LINUX_B43_PHY_COMMON_H_
-#include <linux/rfkill.h>
+#include <linux/types.h>
struct b43_wldev;
diff --git a/drivers/net/wireless/b43/pio.c b/drivers/net/wireless/b43/pio.c
index 8cd9776752e..69138e8c1db 100644
--- a/drivers/net/wireless/b43/pio.c
+++ b/drivers/net/wireless/b43/pio.c
@@ -313,7 +313,7 @@ static struct b43_pio_txqueue *select_queue_by_priority(struct b43_wldev *dev,
{
struct b43_pio_txqueue *q;
- if (b43_modparam_qos) {
+ if (dev->qos_enabled) {
/* 0 = highest priority */
switch (queue_prio) {
default:
diff --git a/drivers/net/wireless/b43/rfkill.c b/drivers/net/wireless/b43/rfkill.c
index 96047843cd5..31e55999893 100644
--- a/drivers/net/wireless/b43/rfkill.c
+++ b/drivers/net/wireless/b43/rfkill.c
@@ -22,15 +22,11 @@
*/
-#include "rfkill.h"
#include "b43.h"
-#include "phy_common.h"
-
-#include <linux/kmod.h>
/* Returns TRUE, if the radio is enabled in hardware. */
-static bool b43_is_hw_radio_enabled(struct b43_wldev *dev)
+bool b43_is_hw_radio_enabled(struct b43_wldev *dev)
{
if (dev->phy.rev >= 3) {
if (!(b43_read32(dev, B43_MMIO_RADIO_HWENABLED_HI)
@@ -45,110 +41,39 @@ static bool b43_is_hw_radio_enabled(struct b43_wldev *dev)
}
/* The poll callback for the hardware button. */
-static void b43_rfkill_poll(struct rfkill *rfkill, void *data)
+void b43_rfkill_poll(struct ieee80211_hw *hw)
{
- struct b43_wldev *dev = data;
- struct b43_wl *wl = dev->wl;
+ struct b43_wl *wl = hw_to_b43_wl(hw);
+ struct b43_wldev *dev = wl->current_dev;
+ struct ssb_bus *bus = dev->dev->bus;
bool enabled;
+ bool brought_up = false;
mutex_lock(&wl->mutex);
if (unlikely(b43_status(dev) < B43_STAT_INITIALIZED)) {
- mutex_unlock(&wl->mutex);
- return;
+ if (ssb_bus_powerup(bus, 0)) {
+ mutex_unlock(&wl->mutex);
+ return;
+ }
+ ssb_device_enable(dev->dev, 0);
+ brought_up = true;
}
+
enabled = b43_is_hw_radio_enabled(dev);
+
if (unlikely(enabled != dev->radio_hw_enable)) {
dev->radio_hw_enable = enabled;
b43info(wl, "Radio hardware status changed to %s\n",
enabled ? "ENABLED" : "DISABLED");
- enabled = !rfkill_set_hw_state(rfkill, !enabled);
+ wiphy_rfkill_set_hw_state(hw->wiphy, !enabled);
if (enabled != dev->phy.radio_on)
b43_software_rfkill(dev, !enabled);
}
- mutex_unlock(&wl->mutex);
-}
-
-/* Called when the RFKILL toggled in software. */
-static int b43_rfkill_soft_set(void *data, bool blocked)
-{
- struct b43_wldev *dev = data;
- struct b43_wl *wl = dev->wl;
- int err = -EINVAL;
-
- if (WARN_ON(!wl->rfkill.registered))
- return -EINVAL;
- mutex_lock(&wl->mutex);
-
- if (b43_status(dev) < B43_STAT_INITIALIZED)
- goto out_unlock;
-
- if (!dev->radio_hw_enable)
- goto out_unlock;
+ if (brought_up) {
+ ssb_device_disable(dev->dev, 0);
+ ssb_bus_may_powerdown(bus);
+ }
- if (!blocked != dev->phy.radio_on)
- b43_software_rfkill(dev, blocked);
- err = 0;
-out_unlock:
mutex_unlock(&wl->mutex);
- return err;
-}
-
-const char *b43_rfkill_led_name(struct b43_wldev *dev)
-{
- struct b43_rfkill *rfk = &(dev->wl->rfkill);
-
- if (!rfk->registered)
- return NULL;
- return rfkill_get_led_trigger_name(rfk->rfkill);
-}
-
-static const struct rfkill_ops b43_rfkill_ops = {
- .set_block = b43_rfkill_soft_set,
- .poll = b43_rfkill_poll,
-};
-
-void b43_rfkill_init(struct b43_wldev *dev)
-{
- struct b43_wl *wl = dev->wl;
- struct b43_rfkill *rfk = &(wl->rfkill);
- int err;
-
- rfk->registered = 0;
-
- snprintf(rfk->name, sizeof(rfk->name),
- "b43-%s", wiphy_name(wl->hw->wiphy));
-
- rfk->rfkill = rfkill_alloc(rfk->name,
- dev->dev->dev,
- RFKILL_TYPE_WLAN,
- &b43_rfkill_ops, dev);
- if (!rfk->rfkill)
- goto out_error;
-
- err = rfkill_register(rfk->rfkill);
- if (err)
- goto err_free;
-
- rfk->registered = 1;
-
- return;
- err_free:
- rfkill_destroy(rfk->rfkill);
- out_error:
- rfk->registered = 0;
- b43warn(wl, "RF-kill button init failed\n");
-}
-
-void b43_rfkill_exit(struct b43_wldev *dev)
-{
- struct b43_rfkill *rfk = &(dev->wl->rfkill);
-
- if (!rfk->registered)
- return;
- rfk->registered = 0;
-
- rfkill_unregister(rfk->rfkill);
- rfkill_destroy(rfk->rfkill);
- rfk->rfkill = NULL;
}
diff --git a/drivers/net/wireless/b43/rfkill.h b/drivers/net/wireless/b43/rfkill.h
index da497e01bbb..f046c3ca051 100644
--- a/drivers/net/wireless/b43/rfkill.h
+++ b/drivers/net/wireless/b43/rfkill.h
@@ -1,49 +1,11 @@
#ifndef B43_RFKILL_H_
#define B43_RFKILL_H_
+struct ieee80211_hw;
struct b43_wldev;
+void b43_rfkill_poll(struct ieee80211_hw *hw);
-#ifdef CONFIG_B43_RFKILL
-
-#include <linux/rfkill.h>
-
-
-struct b43_rfkill {
- /* The RFKILL subsystem data structure */
- struct rfkill *rfkill;
- /* Did initialization succeed? Used for freeing. */
- bool registered;
- /* The unique name of this rfkill switch */
- char name[sizeof("b43-phy4294967295")];
-};
-
-/* The init function returns void, because we are not interested
- * in failing the b43 init process when rfkill init failed. */
-void b43_rfkill_init(struct b43_wldev *dev);
-void b43_rfkill_exit(struct b43_wldev *dev);
-
-const char *b43_rfkill_led_name(struct b43_wldev *dev);
-
-
-#else /* CONFIG_B43_RFKILL */
-/* No RFKILL support. */
-
-struct b43_rfkill {
- /* empty */
-};
-
-static inline void b43_rfkill_init(struct b43_wldev *dev)
-{
-}
-static inline void b43_rfkill_exit(struct b43_wldev *dev)
-{
-}
-static inline char * b43_rfkill_led_name(struct b43_wldev *dev)
-{
- return NULL;
-}
-
-#endif /* CONFIG_B43_RFKILL */
+bool b43_is_hw_radio_enabled(struct b43_wldev *dev);
#endif /* B43_RFKILL_H_ */
diff --git a/drivers/net/wireless/b43/xmit.c b/drivers/net/wireless/b43/xmit.c
index a63d88841df..55f36a7254d 100644
--- a/drivers/net/wireless/b43/xmit.c
+++ b/drivers/net/wireless/b43/xmit.c
@@ -118,7 +118,6 @@ u8 b43_plcp_get_ratecode_ofdm(const u8 bitrate)
void b43_generate_plcp_hdr(struct b43_plcp_hdr4 *plcp,
const u16 octets, const u8 bitrate)
{
- __le32 *data = &(plcp->data);
__u8 *raw = plcp->raw;
if (b43_is_ofdm_rate(bitrate)) {
@@ -127,7 +126,7 @@ void b43_generate_plcp_hdr(struct b43_plcp_hdr4 *plcp,
d = b43_plcp_get_ratecode_ofdm(bitrate);
B43_WARN_ON(octets & 0xF000);
d |= (octets << 5);
- *data = cpu_to_le32(d);
+ plcp->data = cpu_to_le32(d);
} else {
u32 plen;
@@ -141,7 +140,7 @@ void b43_generate_plcp_hdr(struct b43_plcp_hdr4 *plcp,
raw[1] = 0x04;
} else
raw[1] = 0x04;
- *data |= cpu_to_le32(plen << 16);
+ plcp->data |= cpu_to_le32(plen << 16);
raw[0] = b43_plcp_get_ratecode_cck(bitrate);
}
}