aboutsummaryrefslogtreecommitdiff
path: root/drivers/net/wireless/zd1211rw
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/net/wireless/zd1211rw')
-rw-r--r--drivers/net/wireless/zd1211rw/Makefile2
-rw-r--r--drivers/net/wireless/zd1211rw/zd_chip.c75
-rw-r--r--drivers/net/wireless/zd1211rw/zd_chip.h5
-rw-r--r--drivers/net/wireless/zd1211rw/zd_def.h1
-rw-r--r--drivers/net/wireless/zd1211rw/zd_ieee80211.h43
-rw-r--r--drivers/net/wireless/zd1211rw/zd_mac.c155
-rw-r--r--drivers/net/wireless/zd1211rw/zd_mac.h65
-rw-r--r--drivers/net/wireless/zd1211rw/zd_netdev.c1
-rw-r--r--drivers/net/wireless/zd1211rw/zd_usb.c5
-rw-r--r--drivers/net/wireless/zd1211rw/zd_util.c82
-rw-r--r--drivers/net/wireless/zd1211rw/zd_util.h29
11 files changed, 179 insertions, 284 deletions
diff --git a/drivers/net/wireless/zd1211rw/Makefile b/drivers/net/wireless/zd1211rw/Makefile
index 4d505903352..7a2f2a98eda 100644
--- a/drivers/net/wireless/zd1211rw/Makefile
+++ b/drivers/net/wireless/zd1211rw/Makefile
@@ -4,7 +4,7 @@ zd1211rw-objs := zd_chip.o zd_ieee80211.o \
zd_mac.o zd_netdev.o \
zd_rf_al2230.o zd_rf_rf2959.o \
zd_rf_al7230b.o zd_rf_uw2453.o \
- zd_rf.o zd_usb.o zd_util.o
+ zd_rf.o zd_usb.o
ifeq ($(CONFIG_ZD1211RW_DEBUG),y)
EXTRA_CFLAGS += -DDEBUG
diff --git a/drivers/net/wireless/zd1211rw/zd_chip.c b/drivers/net/wireless/zd1211rw/zd_chip.c
index c39f1984b84..f831b68f1b9 100644
--- a/drivers/net/wireless/zd1211rw/zd_chip.c
+++ b/drivers/net/wireless/zd1211rw/zd_chip.c
@@ -28,7 +28,6 @@
#include "zd_ieee80211.h"
#include "zd_mac.h"
#include "zd_rf.h"
-#include "zd_util.h"
void zd_chip_init(struct zd_chip *chip,
struct net_device *netdev,
@@ -106,7 +105,7 @@ int zd_ioread32v_locked(struct zd_chip *chip, u32 *values, const zd_addr_t *addr
{
int r;
int i;
- zd_addr_t *a16 = (zd_addr_t *)NULL;
+ zd_addr_t *a16;
u16 *v16;
unsigned int count16;
@@ -377,6 +376,7 @@ int zd_write_mac_addr(struct zd_chip *chip, const u8 *mac_addr)
[0] = { .addr = CR_MAC_ADDR_P1 },
[1] = { .addr = CR_MAC_ADDR_P2 },
};
+ DECLARE_MAC_BUF(mac);
reqs[0].value = (mac_addr[3] << 24)
| (mac_addr[2] << 16)
@@ -386,7 +386,7 @@ int zd_write_mac_addr(struct zd_chip *chip, const u8 *mac_addr)
| mac_addr[4];
dev_dbg_f(zd_chip_dev(chip),
- "mac addr " MAC_FMT "\n", MAC_ARG(mac_addr));
+ "mac addr %s\n", print_mac(mac, mac_addr));
mutex_lock(&chip->mutex);
r = zd_iowrite32a_locked(chip, reqs, ARRAY_SIZE(reqs));
@@ -500,8 +500,6 @@ int zd_chip_lock_phy_regs(struct zd_chip *chip)
return r;
}
- dev_dbg_f(zd_chip_dev(chip),
- "CR_REG1: 0x%02x -> 0x%02x\n", tmp, tmp & ~UNLOCK_PHY_REGS);
tmp &= ~UNLOCK_PHY_REGS;
r = zd_iowrite32_locked(chip, tmp, CR_REG1);
@@ -523,8 +521,6 @@ int zd_chip_unlock_phy_regs(struct zd_chip *chip)
return r;
}
- dev_dbg_f(zd_chip_dev(chip),
- "CR_REG1: 0x%02x -> 0x%02x\n", tmp, tmp | UNLOCK_PHY_REGS);
tmp |= UNLOCK_PHY_REGS;
r = zd_iowrite32_locked(chip, tmp, CR_REG1);
@@ -841,8 +837,6 @@ static int get_aw_pt_bi(struct zd_chip *chip, struct aw_pt_bi *s)
s->atim_wnd_period = values[0];
s->pre_tbtt = values[1];
s->beacon_interval = values[2];
- dev_dbg_f(zd_chip_dev(chip), "aw %u pt %u bi %u\n",
- s->atim_wnd_period, s->pre_tbtt, s->beacon_interval);
return 0;
}
@@ -864,9 +858,6 @@ static int set_aw_pt_bi(struct zd_chip *chip, struct aw_pt_bi *s)
reqs[2].addr = CR_BCN_INTERVAL;
reqs[2].value = s->beacon_interval;
- dev_dbg_f(zd_chip_dev(chip),
- "aw %u pt %u bi %u\n", s->atim_wnd_period, s->pre_tbtt,
- s->beacon_interval);
return zd_iowrite32a_locked(chip, reqs, ARRAY_SIZE(reqs));
}
@@ -1018,19 +1009,19 @@ int zd_chip_set_rts_cts_rate_locked(struct zd_chip *chip,
u32 value = 0;
/* Modulation bit */
- if (ZD_CS_TYPE(rts_rate) == ZD_CS_OFDM)
+ if (ZD_MODULATION_TYPE(rts_rate) == ZD_OFDM)
rts_mod = ZD_RX_OFDM;
dev_dbg_f(zd_chip_dev(chip), "rts_rate=%x preamble=%x\n",
rts_rate, preamble);
- value |= rts_rate << RTSCTS_SH_RTS_RATE;
+ value |= ZD_PURE_RATE(rts_rate) << RTSCTS_SH_RTS_RATE;
value |= rts_mod << RTSCTS_SH_RTS_MOD_TYPE;
value |= preamble << RTSCTS_SH_RTS_PMB_TYPE;
value |= preamble << RTSCTS_SH_CTS_PMB_TYPE;
/* We always send 11M self-CTS messages, like the vendor driver. */
- value |= ZD_CCK_RATE_11M << RTSCTS_SH_CTS_RATE;
+ value |= ZD_PURE_RATE(ZD_CCK_RATE_11M) << RTSCTS_SH_CTS_RATE;
value |= ZD_RX_CCK << RTSCTS_SH_CTS_MOD_TYPE;
return zd_iowrite32_locked(chip, value, CR_RTS_CTS_RATE);
@@ -1160,16 +1151,12 @@ out:
static int update_pwr_int(struct zd_chip *chip, u8 channel)
{
u8 value = chip->pwr_int_values[channel - 1];
- dev_dbg_f(zd_chip_dev(chip), "channel %d pwr_int %#04x\n",
- channel, value);
return zd_iowrite16_locked(chip, value, CR31);
}
static int update_pwr_cal(struct zd_chip *chip, u8 channel)
{
u8 value = chip->pwr_cal_values[channel-1];
- dev_dbg_f(zd_chip_dev(chip), "channel %d pwr_cal %#04x\n",
- channel, value);
return zd_iowrite16_locked(chip, value, CR68);
}
@@ -1184,9 +1171,6 @@ static int update_ofdm_cal(struct zd_chip *chip, u8 channel)
ioreqs[2].addr = CR65;
ioreqs[2].value = chip->ofdm_cal_values[OFDM_54M_INDEX][channel-1];
- dev_dbg_f(zd_chip_dev(chip),
- "channel %d ofdm_cal 36M %#04x 48M %#04x 54M %#04x\n",
- channel, ioreqs[0].value, ioreqs[1].value, ioreqs[2].value);
return zd_iowrite16a_locked(chip, ioreqs, ARRAY_SIZE(ioreqs));
}
@@ -1344,7 +1328,7 @@ int zd_chip_set_basic_rates_locked(struct zd_chip *chip, u16 cr_rates)
return zd_iowrite32_locked(chip, cr_rates, CR_BASIC_RATE_TBL);
}
-static int ofdm_qual_db(u8 status_quality, u8 rate, unsigned int size)
+static int ofdm_qual_db(u8 status_quality, u8 zd_rate, unsigned int size)
{
static const u16 constants[] = {
715, 655, 585, 540, 470, 410, 360, 315,
@@ -1358,7 +1342,7 @@ static int ofdm_qual_db(u8 status_quality, u8 rate, unsigned int size)
/* It seems that their quality parameter is somehow per signal
* and is now transferred per bit.
*/
- switch (rate) {
+ switch (zd_rate) {
case ZD_OFDM_RATE_6M:
case ZD_OFDM_RATE_12M:
case ZD_OFDM_RATE_24M:
@@ -1385,7 +1369,7 @@ static int ofdm_qual_db(u8 status_quality, u8 rate, unsigned int size)
break;
}
- switch (rate) {
+ switch (zd_rate) {
case ZD_OFDM_RATE_6M:
case ZD_OFDM_RATE_9M:
i += 3;
@@ -1409,11 +1393,11 @@ static int ofdm_qual_db(u8 status_quality, u8 rate, unsigned int size)
return i;
}
-static int ofdm_qual_percent(u8 status_quality, u8 rate, unsigned int size)
+static int ofdm_qual_percent(u8 status_quality, u8 zd_rate, unsigned int size)
{
int r;
- r = ofdm_qual_db(status_quality, rate, size);
+ r = ofdm_qual_db(status_quality, zd_rate, size);
ZD_ASSERT(r >= 0);
if (r < 0)
r = 0;
@@ -1474,12 +1458,17 @@ static int cck_qual_percent(u8 status_quality)
return r <= 100 ? r : 100;
}
+static inline u8 zd_rate_from_ofdm_plcp_header(const void *rx_frame)
+{
+ return ZD_OFDM | zd_ofdm_plcp_header_rate(rx_frame);
+}
+
u8 zd_rx_qual_percent(const void *rx_frame, unsigned int size,
const struct rx_status *status)
{
return (status->frame_status&ZD_RX_OFDM) ?
ofdm_qual_percent(status->signal_quality_ofdm,
- zd_ofdm_plcp_header_rate(rx_frame),
+ zd_rate_from_ofdm_plcp_header(rx_frame),
size) :
cck_qual_percent(status->signal_quality_cck);
}
@@ -1495,32 +1484,32 @@ u8 zd_rx_strength_percent(u8 rssi)
u16 zd_rx_rate(const void *rx_frame, const struct rx_status *status)
{
static const u16 ofdm_rates[] = {
- [ZD_OFDM_RATE_6M] = 60,
- [ZD_OFDM_RATE_9M] = 90,
- [ZD_OFDM_RATE_12M] = 120,
- [ZD_OFDM_RATE_18M] = 180,
- [ZD_OFDM_RATE_24M] = 240,
- [ZD_OFDM_RATE_36M] = 360,
- [ZD_OFDM_RATE_48M] = 480,
- [ZD_OFDM_RATE_54M] = 540,
+ [ZD_OFDM_PLCP_RATE_6M] = 60,
+ [ZD_OFDM_PLCP_RATE_9M] = 90,
+ [ZD_OFDM_PLCP_RATE_12M] = 120,
+ [ZD_OFDM_PLCP_RATE_18M] = 180,
+ [ZD_OFDM_PLCP_RATE_24M] = 240,
+ [ZD_OFDM_PLCP_RATE_36M] = 360,
+ [ZD_OFDM_PLCP_RATE_48M] = 480,
+ [ZD_OFDM_PLCP_RATE_54M] = 540,
};
u16 rate;
if (status->frame_status & ZD_RX_OFDM) {
+ /* Deals with PLCP OFDM rate (not zd_rates) */
u8 ofdm_rate = zd_ofdm_plcp_header_rate(rx_frame);
rate = ofdm_rates[ofdm_rate & 0xf];
} else {
- u8 cck_rate = zd_cck_plcp_header_rate(rx_frame);
- switch (cck_rate) {
- case ZD_CCK_SIGNAL_1M:
+ switch (zd_cck_plcp_header_signal(rx_frame)) {
+ case ZD_CCK_PLCP_SIGNAL_1M:
rate = 10;
break;
- case ZD_CCK_SIGNAL_2M:
+ case ZD_CCK_PLCP_SIGNAL_2M:
rate = 20;
break;
- case ZD_CCK_SIGNAL_5M5:
+ case ZD_CCK_PLCP_SIGNAL_5M5:
rate = 55;
break;
- case ZD_CCK_SIGNAL_11M:
+ case ZD_CCK_PLCP_SIGNAL_11M:
rate = 110;
break;
default:
@@ -1638,7 +1627,5 @@ int zd_chip_set_multicast_hash(struct zd_chip *chip,
{ CR_GROUP_HASH_P2, hash->high },
};
- dev_dbg_f(zd_chip_dev(chip), "hash l 0x%08x h 0x%08x\n",
- ioreqs[0].value, ioreqs[1].value);
return zd_iowrite32a(chip, ioreqs, ARRAY_SIZE(ioreqs));
}
diff --git a/drivers/net/wireless/zd1211rw/zd_chip.h b/drivers/net/wireless/zd1211rw/zd_chip.h
index f4698576ab7..8009b70213e 100644
--- a/drivers/net/wireless/zd1211rw/zd_chip.h
+++ b/drivers/net/wireless/zd1211rw/zd_chip.h
@@ -871,11 +871,6 @@ static inline int zd_chip_set_basic_rates(struct zd_chip *chip, u16 cr_rates)
return r;
}
-static inline int zd_chip_set_rx_filter(struct zd_chip *chip, u32 filter)
-{
- return zd_iowrite32(chip, CR_RX_FILTER, filter);
-}
-
int zd_chip_lock_phy_regs(struct zd_chip *chip);
int zd_chip_unlock_phy_regs(struct zd_chip *chip);
diff --git a/drivers/net/wireless/zd1211rw/zd_def.h b/drivers/net/wireless/zd1211rw/zd_def.h
index deb99d1eaa7..505b4d7dd0e 100644
--- a/drivers/net/wireless/zd1211rw/zd_def.h
+++ b/drivers/net/wireless/zd1211rw/zd_def.h
@@ -21,7 +21,6 @@
#include <linux/kernel.h>
#include <linux/stringify.h>
#include <linux/device.h>
-#include <linux/kernel.h>
typedef u16 __nocast zd_addr_t;
diff --git a/drivers/net/wireless/zd1211rw/zd_ieee80211.h b/drivers/net/wireless/zd1211rw/zd_ieee80211.h
index c4f36d39642..fbf6491dce7 100644
--- a/drivers/net/wireless/zd1211rw/zd_ieee80211.h
+++ b/drivers/net/wireless/zd1211rw/zd_ieee80211.h
@@ -43,21 +43,25 @@ struct ofdm_plcp_header {
__le16 service;
} __attribute__((packed));
-static inline u8 zd_ofdm_plcp_header_rate(
- const struct ofdm_plcp_header *header)
+static inline u8 zd_ofdm_plcp_header_rate(const struct ofdm_plcp_header *header)
{
return header->prefix[0] & 0xf;
}
-/* These are referred to as zd_rates */
-#define ZD_OFDM_RATE_6M 0xb
-#define ZD_OFDM_RATE_9M 0xf
-#define ZD_OFDM_RATE_12M 0xa
-#define ZD_OFDM_RATE_18M 0xe
-#define ZD_OFDM_RATE_24M 0x9
-#define ZD_OFDM_RATE_36M 0xd
-#define ZD_OFDM_RATE_48M 0x8
-#define ZD_OFDM_RATE_54M 0xc
+/* The following defines give the encoding of the 4-bit rate field in the
+ * OFDM (802.11a/802.11g) PLCP header. Notify that these values are used to
+ * define the zd-rate values for OFDM.
+ *
+ * See the struct zd_ctrlset definition in zd_mac.h.
+ */
+#define ZD_OFDM_PLCP_RATE_6M 0xb
+#define ZD_OFDM_PLCP_RATE_9M 0xf
+#define ZD_OFDM_PLCP_RATE_12M 0xa
+#define ZD_OFDM_PLCP_RATE_18M 0xe
+#define ZD_OFDM_PLCP_RATE_24M 0x9
+#define ZD_OFDM_PLCP_RATE_36M 0xd
+#define ZD_OFDM_PLCP_RATE_48M 0x8
+#define ZD_OFDM_PLCP_RATE_54M 0xc
struct cck_plcp_header {
u8 signal;
@@ -66,15 +70,22 @@ struct cck_plcp_header {
__le16 crc16;
} __attribute__((packed));
-static inline u8 zd_cck_plcp_header_rate(const struct cck_plcp_header *header)
+static inline u8 zd_cck_plcp_header_signal(const struct cck_plcp_header *header)
{
return header->signal;
}
-#define ZD_CCK_SIGNAL_1M 0x0a
-#define ZD_CCK_SIGNAL_2M 0x14
-#define ZD_CCK_SIGNAL_5M5 0x37
-#define ZD_CCK_SIGNAL_11M 0x6e
+/* These defines give the encodings of the signal field in the 802.11b PLCP
+ * header. The signal field gives the bit rate of the following packet. Even
+ * if technically wrong we use CCK here also for the 1 MBit/s and 2 MBit/s
+ * rate to stay consistent with Zydas and our use of the term.
+ *
+ * Notify that these values are *not* used in the zd-rates.
+ */
+#define ZD_CCK_PLCP_SIGNAL_1M 0x0a
+#define ZD_CCK_PLCP_SIGNAL_2M 0x14
+#define ZD_CCK_PLCP_SIGNAL_5M5 0x37
+#define ZD_CCK_PLCP_SIGNAL_11M 0x6e
enum ieee80211_std {
IEEE80211B = 0x01,
diff --git a/drivers/net/wireless/zd1211rw/zd_mac.c b/drivers/net/wireless/zd1211rw/zd_mac.c
index 26869d107e5..a903645e157 100644
--- a/drivers/net/wireless/zd1211rw/zd_mac.c
+++ b/drivers/net/wireless/zd1211rw/zd_mac.c
@@ -28,7 +28,6 @@
#include "zd_ieee80211.h"
#include "zd_netdev.h"
#include "zd_rf.h"
-#include "zd_util.h"
static void ieee_init(struct ieee80211_device *ieee);
static void softmac_init(struct ieee80211softmac_device *sm);
@@ -161,13 +160,33 @@ void zd_mac_clear(struct zd_mac *mac)
ZD_MEMCLEAR(mac, sizeof(struct zd_mac));
}
-static int reset_mode(struct zd_mac *mac)
+static int set_rx_filter(struct zd_mac *mac)
{
struct ieee80211_device *ieee = zd_mac_to_ieee80211(mac);
u32 filter = (ieee->iw_mode == IW_MODE_MONITOR) ? ~0 : STA_RX_FILTER;
return zd_iowrite32(&mac->chip, CR_RX_FILTER, filter);
}
+static int set_sniffer(struct zd_mac *mac)
+{
+ struct ieee80211_device *ieee = zd_mac_to_ieee80211(mac);
+ return zd_iowrite32(&mac->chip, CR_SNIFFER_ON,
+ ieee->iw_mode == IW_MODE_MONITOR ? 1 : 0);
+ return 0;
+}
+
+static int set_mc_hash(struct zd_mac *mac)
+{
+ struct zd_mc_hash hash;
+ struct ieee80211_device *ieee = zd_mac_to_ieee80211(mac);
+
+ zd_mc_clear(&hash);
+ if (ieee->iw_mode == IW_MODE_MONITOR)
+ zd_mc_add_all(&hash);
+
+ return zd_chip_set_multicast_hash(&mac->chip, &hash);
+}
+
int zd_mac_open(struct net_device *netdev)
{
struct zd_mac *mac = zd_netdev_mac(netdev);
@@ -194,7 +213,13 @@ int zd_mac_open(struct net_device *netdev)
r = zd_chip_set_basic_rates(chip, CR_RATES_80211B | CR_RATES_80211G);
if (r < 0)
goto disable_int;
- r = reset_mode(mac);
+ r = set_rx_filter(mac);
+ if (r)
+ goto disable_int;
+ r = set_sniffer(mac);
+ if (r)
+ goto disable_int;
+ r = set_mc_hash(mac);
if (r)
goto disable_int;
r = zd_chip_switch_radio_on(chip);
@@ -263,12 +288,13 @@ int zd_mac_set_mac_address(struct net_device *netdev, void *p)
struct sockaddr *addr = p;
struct zd_mac *mac = zd_netdev_mac(netdev);
struct zd_chip *chip = &mac->chip;
+ DECLARE_MAC_BUF(mac2);
if (!is_valid_ether_addr(addr->sa_data))
return -EADDRNOTAVAIL;
dev_dbg_f(zd_mac_dev(mac),
- "Setting MAC to " MAC_FMT "\n", MAC_ARG(addr->sa_data));
+ "Setting MAC to %s\n", print_mac(mac2, addr->sa_data));
if (netdev->flags & IFF_UP) {
r = zd_write_mac_addr(chip, addr->sa_data);
@@ -298,18 +324,21 @@ static void set_multicast_hash_handler(struct work_struct *work)
void zd_mac_set_multicast_list(struct net_device *dev)
{
- struct zd_mc_hash hash;
struct zd_mac *mac = zd_netdev_mac(dev);
+ struct ieee80211_device *ieee = zd_mac_to_ieee80211(mac);
+ struct zd_mc_hash hash;
struct dev_mc_list *mc;
unsigned long flags;
+ DECLARE_MAC_BUF(mac2);
- if (dev->flags & (IFF_PROMISC|IFF_ALLMULTI)) {
+ if (dev->flags & (IFF_PROMISC|IFF_ALLMULTI) ||
+ ieee->iw_mode == IW_MODE_MONITOR) {
zd_mc_add_all(&hash);
} else {
zd_mc_clear(&hash);
for (mc = dev->mc_list; mc; mc = mc->next) {
- dev_dbg_f(zd_mac_dev(mac), "mc addr " MAC_FMT "\n",
- MAC_ARG(mc->dmi_addr));
+ dev_dbg_f(zd_mac_dev(mac), "mc addr %s\n",
+ print_mac(mac2, mc->dmi_addr));
zd_mc_add_addr(&hash, mc->dmi_addr);
}
}
@@ -582,28 +611,6 @@ u8 zd_mac_get_channel(struct zd_mac *mac)
return channel;
}
-/* If wrong rate is given, we are falling back to the slowest rate: 1MBit/s */
-static u8 zd_rate_typed(u8 zd_rate)
-{
- static const u8 typed_rates[16] = {
- [ZD_CCK_RATE_1M] = ZD_CS_CCK|ZD_CCK_RATE_1M,
- [ZD_CCK_RATE_2M] = ZD_CS_CCK|ZD_CCK_RATE_2M,
- [ZD_CCK_RATE_5_5M] = ZD_CS_CCK|ZD_CCK_RATE_5_5M,
- [ZD_CCK_RATE_11M] = ZD_CS_CCK|ZD_CCK_RATE_11M,
- [ZD_OFDM_RATE_6M] = ZD_CS_OFDM|ZD_OFDM_RATE_6M,
- [ZD_OFDM_RATE_9M] = ZD_CS_OFDM|ZD_OFDM_RATE_9M,
- [ZD_OFDM_RATE_12M] = ZD_CS_OFDM|ZD_OFDM_RATE_12M,
- [ZD_OFDM_RATE_18M] = ZD_CS_OFDM|ZD_OFDM_RATE_18M,
- [ZD_OFDM_RATE_24M] = ZD_CS_OFDM|ZD_OFDM_RATE_24M,
- [ZD_OFDM_RATE_36M] = ZD_CS_OFDM|ZD_OFDM_RATE_36M,
- [ZD_OFDM_RATE_48M] = ZD_CS_OFDM|ZD_OFDM_RATE_48M,
- [ZD_OFDM_RATE_54M] = ZD_CS_OFDM|ZD_OFDM_RATE_54M,
- };
-
- ZD_ASSERT(ZD_CS_RATE_MASK == 0x0f);
- return typed_rates[zd_rate & ZD_CS_RATE_MASK];
-}
-
int zd_mac_set_mode(struct zd_mac *mac, u32 mode)
{
struct ieee80211_device *ieee;
@@ -628,8 +635,12 @@ int zd_mac_set_mode(struct zd_mac *mac, u32 mode)
ieee->iw_mode = mode;
spin_unlock_irq(&ieee->lock);
- if (netif_running(mac->netdev))
- return reset_mode(mac);
+ if (netif_running(mac->netdev)) {
+ int r = set_rx_filter(mac);
+ if (r)
+ return r;
+ return set_sniffer(mac);
+ }
return 0;
}
@@ -707,25 +718,30 @@ int zd_mac_get_range(struct zd_mac *mac, struct iw_range *range)
static int zd_calc_tx_length_us(u8 *service, u8 zd_rate, u16 tx_length)
{
+ /* ZD_PURE_RATE() must be used to remove the modulation type flag of
+ * the zd-rate values. */
static const u8 rate_divisor[] = {
- [ZD_CCK_RATE_1M] = 1,
- [ZD_CCK_RATE_2M] = 2,
- [ZD_CCK_RATE_5_5M] = 11, /* bits must be doubled */
- [ZD_CCK_RATE_11M] = 11,
- [ZD_OFDM_RATE_6M] = 6,
- [ZD_OFDM_RATE_9M] = 9,
- [ZD_OFDM_RATE_12M] = 12,
- [ZD_OFDM_RATE_18M] = 18,
- [ZD_OFDM_RATE_24M] = 24,
- [ZD_OFDM_RATE_36M] = 36,
- [ZD_OFDM_RATE_48M] = 48,
- [ZD_OFDM_RATE_54M] = 54,
+ [ZD_PURE_RATE(ZD_CCK_RATE_1M)] = 1,
+ [ZD_PURE_RATE(ZD_CCK_RATE_2M)] = 2,
+
+ /* bits must be doubled */
+ [ZD_PURE_RATE(ZD_CCK_RATE_5_5M)] = 11,
+
+ [ZD_PURE_RATE(ZD_CCK_RATE_11M)] = 11,
+ [ZD_PURE_RATE(ZD_OFDM_RATE_6M)] = 6,
+ [ZD_PURE_RATE(ZD_OFDM_RATE_9M)] = 9,
+ [ZD_PURE_RATE(ZD_OFDM_RATE_12M)] = 12,
+ [ZD_PURE_RATE(ZD_OFDM_RATE_18M)] = 18,
+ [ZD_PURE_RATE(ZD_OFDM_RATE_24M)] = 24,
+ [ZD_PURE_RATE(ZD_OFDM_RATE_36M)] = 36,
+ [ZD_PURE_RATE(ZD_OFDM_RATE_48M)] = 48,
+ [ZD_PURE_RATE(ZD_OFDM_RATE_54M)] = 54,
};
u32 bits = (u32)tx_length * 8;
u32 divisor;
- divisor = rate_divisor[zd_rate];
+ divisor = rate_divisor[ZD_PURE_RATE(zd_rate)];
if (divisor == 0)
return -EINVAL;
@@ -748,52 +764,24 @@ static int zd_calc_tx_length_us(u8 *service, u8 zd_rate, u16 tx_length)
return bits/divisor;
}
-enum {
- R2M_SHORT_PREAMBLE = 0x01,
- R2M_11A = 0x02,
-};
-
-static u8 zd_rate_to_modulation(u8 zd_rate, int flags)
-{
- u8 modulation;
-
- modulation = zd_rate_typed(zd_rate);
- if (flags & R2M_SHORT_PREAMBLE) {
- switch (ZD_CS_RATE(modulation)) {
- case ZD_CCK_RATE_2M:
- case ZD_CCK_RATE_5_5M:
- case ZD_CCK_RATE_11M:
- modulation |= ZD_CS_CCK_PREA_SHORT;
- return modulation;
- }
- }
- if (flags & R2M_11A) {
- if (ZD_CS_TYPE(modulation) == ZD_CS_OFDM)
- modulation |= ZD_CS_OFDM_MODE_11A;
- }
- return modulation;
-}
-
static void cs_set_modulation(struct zd_mac *mac, struct zd_ctrlset *cs,
struct ieee80211_hdr_4addr *hdr)
{
struct ieee80211softmac_device *softmac = ieee80211_priv(mac->netdev);
u16 ftype = WLAN_FC_GET_TYPE(le16_to_cpu(hdr->frame_ctl));
- u8 rate, zd_rate;
+ u8 rate;
int is_mgt = (ftype == IEEE80211_FTYPE_MGMT) != 0;
int is_multicast = is_multicast_ether_addr(hdr->addr1);
int short_preamble = ieee80211softmac_short_preamble_ok(softmac,
is_multicast, is_mgt);
- int flags = 0;
- /* FIXME: 802.11a? */
rate = ieee80211softmac_suggest_txrate(softmac, is_multicast, is_mgt);
+ cs->modulation = rate_to_zd_rate(rate);
- if (short_preamble)
- flags |= R2M_SHORT_PREAMBLE;
-
- zd_rate = rate_to_zd_rate(rate);
- cs->modulation = zd_rate_to_modulation(zd_rate, flags);
+ /* Set short preamble bit when appropriate */
+ if (short_preamble && ZD_MODULATION_TYPE(cs->modulation) == ZD_CCK
+ && cs->modulation != ZD_CCK_RATE_1M)
+ cs->modulation |= ZD_CCK_PREA_SHORT;
}
static void cs_set_control(struct zd_mac *mac, struct zd_ctrlset *cs,
@@ -832,7 +820,7 @@ static void cs_set_control(struct zd_mac *mac, struct zd_ctrlset *cs,
cs->control |= ZD_CS_RTS;
/* Use CTS-to-self protection if required */
- if (ZD_CS_TYPE(cs->modulation) == ZD_CS_OFDM &&
+ if (ZD_MODULATION_TYPE(cs->modulation) == ZD_OFDM &&
ieee80211softmac_protection_needed(softmac)) {
/* FIXME: avoid sending RTS *and* self-CTS, is that correct? */
cs->control &= ~ZD_CS_RTS;
@@ -893,7 +881,7 @@ static int fill_ctrlset(struct zd_mac *mac,
* - see line 53 of zdinlinef.h
*/
cs->service = 0;
- r = zd_calc_tx_length_us(&cs->service, ZD_CS_RATE(cs->modulation),
+ r = zd_calc_tx_length_us(&cs->service, ZD_RATE(cs->modulation),
le16_to_cpu(cs->tx_length));
if (r < 0)
return r;
@@ -902,7 +890,7 @@ static int fill_ctrlset(struct zd_mac *mac,
if (next_frag_len == 0) {
cs->next_frame_length = 0;
} else {
- r = zd_calc_tx_length_us(NULL, ZD_CS_RATE(cs->modulation),
+ r = zd_calc_tx_length_us(NULL, ZD_RATE(cs->modulation),
next_frag_len);
if (r < 0)
return r;
@@ -1077,7 +1065,8 @@ static int fill_rx_stats(struct ieee80211_rx_stats *stats,
{
const struct rx_status *status;
- *pstatus = status = zd_tail(buffer, length, sizeof(struct rx_status));
+ *pstatus = status = (struct rx_status *)
+ (buffer + (length - sizeof(struct rx_status)));
if (status->frame_status & ZD_RX_ERROR) {
struct ieee80211_device *ieee = zd_mac_to_ieee80211(mac);
ieee->stats.rx_errors++;
diff --git a/drivers/net/wireless/zd1211rw/zd_mac.h b/drivers/net/wireless/zd1211rw/zd_mac.h
index 9f9344eb50f..1b15bde3ff6 100644
--- a/drivers/net/wireless/zd1211rw/zd_mac.h
+++ b/drivers/net/wireless/zd1211rw/zd_mac.h
@@ -40,28 +40,51 @@ struct zd_ctrlset {
#define ZD_CS_RESERVED_SIZE 25
-/* zd_crtlset field modulation */
-#define ZD_CS_RATE_MASK 0x0f
-#define ZD_CS_TYPE_MASK 0x10
-#define ZD_CS_RATE(modulation) ((modulation) & ZD_CS_RATE_MASK)
-#define ZD_CS_TYPE(modulation) ((modulation) & ZD_CS_TYPE_MASK)
-
-#define ZD_CS_CCK 0x00
-#define ZD_CS_OFDM 0x10
-
-/* These are referred to as zd_rates */
-#define ZD_CCK_RATE_1M 0x00
-#define ZD_CCK_RATE_2M 0x01
-#define ZD_CCK_RATE_5_5M 0x02
-#define ZD_CCK_RATE_11M 0x03
-/* The rates for OFDM are encoded as in the PLCP header. Use ZD_OFDM_RATE_*.
+/* The field modulation of struct zd_ctrlset controls the bit rate, the use
+ * of short or long preambles in 802.11b (CCK mode) or the use of 802.11a or
+ * 802.11g in OFDM mode.
+ *
+ * The term zd-rate is used for the combination of the modulation type flag
+ * and the "pure" rate value.
*/
-
-/* bit 5 is preamble (when in CCK mode), or a/g selection (when in OFDM mode) */
-#define ZD_CS_CCK_PREA_LONG 0x00
-#define ZD_CS_CCK_PREA_SHORT 0x20
-#define ZD_CS_OFDM_MODE_11G 0x00
-#define ZD_CS_OFDM_MODE_11A 0x20
+#define ZD_PURE_RATE_MASK 0x0f
+#define ZD_MODULATION_TYPE_MASK 0x10
+#define ZD_RATE_MASK (ZD_PURE_RATE_MASK|ZD_MODULATION_TYPE_MASK)
+#define ZD_PURE_RATE(modulation) ((modulation) & ZD_PURE_RATE_MASK)
+#define ZD_MODULATION_TYPE(modulation) ((modulation) & ZD_MODULATION_TYPE_MASK)
+#define ZD_RATE(modulation) ((modulation) & ZD_RATE_MASK)
+
+/* The two possible modulation types. Notify that 802.11b doesn't use the CCK
+ * codeing for the 1 and 2 MBit/s rate. We stay with the term here to remain
+ * consistent with uses the term at other places.
+ */
+#define ZD_CCK 0x00
+#define ZD_OFDM 0x10
+
+/* The ZD1211 firmware uses proprietary encodings of the 802.11b (CCK) rates.
+ * For OFDM the PLCP rate encodings are used. We combine these "pure" rates
+ * with the modulation type flag and call the resulting values zd-rates.
+ */
+#define ZD_CCK_RATE_1M (ZD_CCK|0x00)
+#define ZD_CCK_RATE_2M (ZD_CCK|0x01)
+#define ZD_CCK_RATE_5_5M (ZD_CCK|0x02)
+#define ZD_CCK_RATE_11M (ZD_CCK|0x03)
+#define ZD_OFDM_RATE_6M (ZD_OFDM|ZD_OFDM_PLCP_RATE_6M)
+#define ZD_OFDM_RATE_9M (ZD_OFDM|ZD_OFDM_PLCP_RATE_9M)
+#define ZD_OFDM_RATE_12M (ZD_OFDM|ZD_OFDM_PLCP_RATE_12M)
+#define ZD_OFDM_RATE_18M (ZD_OFDM|ZD_OFDM_PLCP_RATE_18M)
+#define ZD_OFDM_RATE_24M (ZD_OFDM|ZD_OFDM_PLCP_RATE_24M)
+#define ZD_OFDM_RATE_36M (ZD_OFDM|ZD_OFDM_PLCP_RATE_36M)
+#define ZD_OFDM_RATE_48M (ZD_OFDM|ZD_OFDM_PLCP_RATE_48M)
+#define ZD_OFDM_RATE_54M (ZD_OFDM|ZD_OFDM_PLCP_RATE_54M)
+
+/* The bit 5 of the zd_ctrlset modulation field controls the preamble in CCK
+ * mode or the 802.11a/802.11g selection in OFDM mode.
+ */
+#define ZD_CCK_PREA_LONG 0x00
+#define ZD_CCK_PREA_SHORT 0x20
+#define ZD_OFDM_MODE_11G 0x00
+#define ZD_OFDM_MODE_11A 0x20
/* zd_ctrlset control field */
#define ZD_CS_NEED_RANDOM_BACKOFF 0x01
diff --git a/drivers/net/wireless/zd1211rw/zd_netdev.c b/drivers/net/wireless/zd1211rw/zd_netdev.c
index 8bda48de31e..047cab3d87d 100644
--- a/drivers/net/wireless/zd1211rw/zd_netdev.c
+++ b/drivers/net/wireless/zd1211rw/zd_netdev.c
@@ -233,7 +233,6 @@ struct net_device *zd_netdev_alloc(struct usb_interface *intf)
return NULL;
}
- SET_MODULE_OWNER(netdev);
SET_NETDEV_DEV(netdev, &intf->dev);
dev_dbg_f(&intf->dev, "netdev->flags %#06hx\n", netdev->flags);
diff --git a/drivers/net/wireless/zd1211rw/zd_usb.c b/drivers/net/wireless/zd1211rw/zd_usb.c
index a9c339ef116..b0684f96576 100644
--- a/drivers/net/wireless/zd1211rw/zd_usb.c
+++ b/drivers/net/wireless/zd1211rw/zd_usb.c
@@ -31,7 +31,6 @@
#include "zd_netdev.h"
#include "zd_mac.h"
#include "zd_usb.h"
-#include "zd_util.h"
static struct usb_device_id usb_ids[] = {
/* ZD1211 */
@@ -55,6 +54,7 @@ static struct usb_device_id usb_ids[] = {
{ USB_DEVICE(0x14ea, 0xab13), .driver_info = DEVICE_ZD1211 },
{ USB_DEVICE(0x13b1, 0x001e), .driver_info = DEVICE_ZD1211 },
{ USB_DEVICE(0x0586, 0x3407), .driver_info = DEVICE_ZD1211 },
+ { USB_DEVICE(0x129b, 0x1666), .driver_info = DEVICE_ZD1211 },
/* ZD1211B */
{ USB_DEVICE(0x0ace, 0x1215), .driver_info = DEVICE_ZD1211B },
{ USB_DEVICE(0x157e, 0x300d), .driver_info = DEVICE_ZD1211B },
@@ -74,6 +74,9 @@ static struct usb_device_id usb_ids[] = {
{ USB_DEVICE(0x0411, 0x00da), .driver_info = DEVICE_ZD1211B },
{ USB_DEVICE(0x2019, 0x5303), .driver_info = DEVICE_ZD1211B },
{ USB_DEVICE(0x129b, 0x1667), .driver_info = DEVICE_ZD1211B },
+ { USB_DEVICE(0x0cde, 0x001a), .driver_info = DEVICE_ZD1211B },
+ { USB_DEVICE(0x0586, 0x340a), .driver_info = DEVICE_ZD1211B },
+ { USB_DEVICE(0x0471, 0x1237), .driver_info = DEVICE_ZD1211B },
/* "Driverless" devices that need ejecting */
{ USB_DEVICE(0x0ace, 0x2011), .driver_info = DEVICE_INSTALLER },
{ USB_DEVICE(0x0ace, 0x20ff), .driver_info = DEVICE_INSTALLER },
diff --git a/drivers/net/wireless/zd1211rw/zd_util.c b/drivers/net/wireless/zd1211rw/zd_util.c
deleted file mode 100644
index d20036c15d1..00000000000
--- a/drivers/net/wireless/zd1211rw/zd_util.c
+++ /dev/null
@@ -1,82 +0,0 @@
-/* zd_util.c
- *
- * 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, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- *
- * Utility program
- */
-
-#include "zd_def.h"
-#include "zd_util.h"
-
-#ifdef DEBUG
-static char hex(u8 v)
-{
- v &= 0xf;
- return (v < 10 ? '0' : 'a' - 10) + v;
-}
-
-static char hex_print(u8 c)
-{
- return (0x20 <= c && c < 0x7f) ? c : '.';
-}
-
-static void dump_line(const u8 *bytes, size_t size)
-{
- char c;
- size_t i;
-
- size = size <= 8 ? size : 8;
- printk(KERN_DEBUG "zd1211 %p ", bytes);
- for (i = 0; i < 8; i++) {
- switch (i) {
- case 1:
- case 5:
- c = '.';
- break;
- case 3:
- c = ':';
- break;
- default:
- c = ' ';
- }
- if (i < size) {
- printk("%c%c%c", hex(bytes[i] >> 4), hex(bytes[i]), c);
- } else {
- printk(" %c", c);
- }
- }
-
- for (i = 0; i < size; i++)
- printk("%c", hex_print(bytes[i]));
- printk("\n");
-}
-
-void zd_hexdump(const void *bytes, size_t size)
-{
- size_t i = 0;
-
- do {
- dump_line((u8 *)bytes + i, size-i);
- i += 8;
- } while (i < size);
-}
-#endif /* DEBUG */
-
-void *zd_tail(const void *buffer, size_t buffer_size, size_t tail_size)
-{
- if (buffer_size < tail_size)
- return NULL;
- return (u8 *)buffer + (buffer_size - tail_size);
-}
diff --git a/drivers/net/wireless/zd1211rw/zd_util.h b/drivers/net/wireless/zd1211rw/zd_util.h
deleted file mode 100644
index ce26f7adea9..00000000000
--- a/drivers/net/wireless/zd1211rw/zd_util.h
+++ /dev/null
@@ -1,29 +0,0 @@
-/* zd_util.h
- *
- * 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, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- */
-
-#ifndef _ZD_UTIL_H
-#define _ZD_UTIL_H
-
-void *zd_tail(const void *buffer, size_t buffer_size, size_t tail_size);
-
-#ifdef DEBUG
-void zd_hexdump(const void *bytes, size_t size);
-#else
-#define zd_hexdump(bytes, size)
-#endif /* DEBUG */
-
-#endif /* _ZD_UTIL_H */
generated by cgit v1.2.3 (git 2.25.1) at 2024-08-29 17:52:16 +0000