aboutsummaryrefslogtreecommitdiff
path: root/drivers/net/wireless/b43
diff options
context:
space:
mode:
authorMichael Buesch <mb@bu3sch.de>2007-09-20 11:13:40 -0700
committerDavid S. Miller <davem@sunset.davemloft.net>2007-10-10 16:52:07 -0700
commit1a09404a2338163f181d170c7abdc2242b6c6f03 (patch)
tree090a31041c1e294a2586f12679a17a5329129272 /drivers/net/wireless/b43
parentfb8e4444cc8c7719d9947e21a93e2e84bb1b36eb (diff)
[B43]: Fix sparse warnings.
The remaining warning in phy.c will be fixed later. Signed-off-by: Michael Buesch <mb@bu3sch.de> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/wireless/b43')
-rw-r--r--drivers/net/wireless/b43/debugfs.c31
-rw-r--r--drivers/net/wireless/b43/leds.c8
-rw-r--r--drivers/net/wireless/b43/leds.h8
-rw-r--r--drivers/net/wireless/b43/main.c5
-rw-r--r--drivers/net/wireless/b43/pcmcia.c3
-rw-r--r--drivers/net/wireless/b43/pio.c18
-rw-r--r--drivers/net/wireless/b43/pio.h3
-rw-r--r--drivers/net/wireless/b43/xmit.c8
8 files changed, 50 insertions, 34 deletions
diff --git a/drivers/net/wireless/b43/debugfs.c b/drivers/net/wireless/b43/debugfs.c
index f82e3ef9bd7..3aafde9f08a 100644
--- a/drivers/net/wireless/b43/debugfs.c
+++ b/drivers/net/wireless/b43/debugfs.c
@@ -39,7 +39,7 @@
/* The root directory. */
-struct dentry *rootdir;
+static struct dentry *rootdir;
struct b43_debugfs_fops {
ssize_t (*read)(struct b43_wldev *dev, char *buf, size_t bufsize);
@@ -76,7 +76,8 @@ struct b43_dfs_file * fops_to_dfs_file(struct b43_wldev *dev,
/* wl->irq_lock is locked */
-ssize_t tsf_read_file(struct b43_wldev *dev, char *buf, size_t bufsize)
+static ssize_t tsf_read_file(struct b43_wldev *dev,
+ char *buf, size_t bufsize)
{
ssize_t count = 0;
u64 tsf;
@@ -90,7 +91,8 @@ ssize_t tsf_read_file(struct b43_wldev *dev, char *buf, size_t bufsize)
}
/* wl->irq_lock is locked */
-int tsf_write_file(struct b43_wldev *dev, const char *buf, size_t count)
+static int tsf_write_file(struct b43_wldev *dev,
+ const char *buf, size_t count)
{
u64 tsf;
@@ -102,7 +104,8 @@ int tsf_write_file(struct b43_wldev *dev, const char *buf, size_t count)
}
/* wl->irq_lock is locked */
-ssize_t ucode_regs_read_file(struct b43_wldev *dev, char *buf, size_t bufsize)
+static ssize_t ucode_regs_read_file(struct b43_wldev *dev,
+ char *buf, size_t bufsize)
{
ssize_t count = 0;
int i;
@@ -116,7 +119,8 @@ ssize_t ucode_regs_read_file(struct b43_wldev *dev, char *buf, size_t bufsize)
}
/* wl->irq_lock is locked */
-ssize_t shm_read_file(struct b43_wldev *dev, char *buf, size_t bufsize)
+static ssize_t shm_read_file(struct b43_wldev *dev,
+ char *buf, size_t bufsize)
{
ssize_t count = 0;
int i;
@@ -135,7 +139,8 @@ ssize_t shm_read_file(struct b43_wldev *dev, char *buf, size_t bufsize)
return count;
}
-ssize_t txstat_read_file(struct b43_wldev *dev, char *buf, size_t bufsize)
+static ssize_t txstat_read_file(struct b43_wldev *dev,
+ char *buf, size_t bufsize)
{
struct b43_txstatus_log *log = &dev->dfsentry->txstatlog;
ssize_t count = 0;
@@ -182,7 +187,8 @@ out_unlock:
return count;
}
-ssize_t txpower_g_read_file(struct b43_wldev *dev, char *buf, size_t bufsize)
+static ssize_t txpower_g_read_file(struct b43_wldev *dev,
+ char *buf, size_t bufsize)
{
ssize_t count = 0;
@@ -214,7 +220,8 @@ out:
return count;
}
-int txpower_g_write_file(struct b43_wldev *dev, const char *buf, size_t count)
+static int txpower_g_write_file(struct b43_wldev *dev,
+ const char *buf, size_t count)
{
unsigned long flags;
unsigned long phy_flags;
@@ -262,7 +269,8 @@ out_unlock:
}
/* wl->irq_lock is locked */
-int restart_write_file(struct b43_wldev *dev, const char *buf, size_t count)
+static int restart_write_file(struct b43_wldev *dev,
+ const char *buf, size_t count)
{
int err = 0;
@@ -294,7 +302,8 @@ static ssize_t append_lo_table(ssize_t count, char *buf, const size_t bufsize,
return count;
}
-ssize_t loctls_read_file(struct b43_wldev *dev, char *buf, size_t bufsize)
+static ssize_t loctls_read_file(struct b43_wldev *dev,
+ char *buf, size_t bufsize)
{
ssize_t count = 0;
struct b43_txpower_lo_control *lo;
@@ -383,6 +392,8 @@ static ssize_t b43_debugfs_read(struct file *file, char __user *userbuf,
err = -ENOMEM;
goto out_unlock;
}
+ /* Sparse warns about the following memset, because it has a big
+ * size value. That warning is bogus, so I will ignore it. --mb */
memset(buf, 0, bufsize);
if (dfops->take_irqlock) {
spin_lock_irq(&dev->wl->irq_lock);
diff --git a/drivers/net/wireless/b43/leds.c b/drivers/net/wireless/b43/leds.c
index 535f960412d..85d965de579 100644
--- a/drivers/net/wireless/b43/leds.c
+++ b/drivers/net/wireless/b43/leds.c
@@ -32,14 +32,13 @@
static void b43_led_changestate(struct b43_led *led)
{
struct b43_wldev *dev = led->dev;
- const int index = b43_led_index(led);
- const u16 mask = (1 << index);
+ const int index = led->index;
u16 ledctl;
B43_WARN_ON(!(index >= 0 && index < B43_NR_LEDS));
B43_WARN_ON(!led->blink_interval);
ledctl = b43_read16(dev, B43_MMIO_GPIO_CONTROL);
- ledctl = (ledctl & mask) ? (ledctl & ~mask) : (ledctl | mask);
+ ledctl ^= (1 << index);
b43_write16(dev, B43_MMIO_GPIO_CONTROL, ledctl);
}
@@ -70,7 +69,7 @@ static void b43_led_blink_start(struct b43_led *led, unsigned long interval)
static void b43_led_blink_stop(struct b43_led *led, int sync)
{
struct b43_wldev *dev = led->dev;
- const int index = b43_led_index(led);
+ const int index = led->index;
u16 ledctl;
if (!led->blink_interval)
@@ -139,6 +138,7 @@ int b43_leds_init(struct b43_wldev *dev)
for (i = 0; i < B43_NR_LEDS; i++) {
led = &(dev->leds[i]);
+ led->index = i;
led->dev = dev;
setup_timer(&led->blink_timer,
b43_led_blink, (unsigned long)led);
diff --git a/drivers/net/wireless/b43/leds.h b/drivers/net/wireless/b43/leds.h
index 36b46cfda22..d94851d291c 100644
--- a/drivers/net/wireless/b43/leds.h
+++ b/drivers/net/wireless/b43/leds.h
@@ -5,14 +5,14 @@
#include <linux/timer.h>
struct b43_led {
- u8 behaviour:7;
- u8 activelow:1;
-
+ u8 behaviour;
+ bool activelow;
+ /* Index in the "leds" array in b43_wldev */
+ u8 index;
struct b43_wldev *dev;
struct timer_list blink_timer;
unsigned long blink_interval;
};
-#define b43_led_index(led) ((int)((led) - (led)->dev->leds))
/* Delay between state changes when blinking in jiffies */
#define B43_LEDBLINK_SLOW (HZ / 1)
diff --git a/drivers/net/wireless/b43/main.c b/drivers/net/wireless/b43/main.c
index fd4ef27fcf2..66c89df51fb 100644
--- a/drivers/net/wireless/b43/main.c
+++ b/drivers/net/wireless/b43/main.c
@@ -1062,7 +1062,7 @@ static void handle_irq_noise(struct b43_wldev *dev)
B43_WARN_ON(!dev->noisecalc.calculation_running);
if (dev->noisecalc.channel_at_start != phy->channel)
goto drop_calculation;
- *((u32 *) noise) = cpu_to_le32(b43_jssi_read(dev));
+ *((__le32 *)noise) = cpu_to_le32(b43_jssi_read(dev));
if (noise[0] == 0x7F || noise[1] == 0x7F ||
noise[2] == 0x7F || noise[3] == 0x7F)
goto generate_new;
@@ -1598,8 +1598,7 @@ static int do_request_fw(struct b43_wldev *dev,
const char *name,
const struct firmware **fw)
{
- const size_t plen = sizeof(modparam_fwpostfix) + 32;
- char path[plen];
+ char path[sizeof(modparam_fwpostfix) + 32];
struct b43_fw_header *hdr;
u32 size;
int err;
diff --git a/drivers/net/wireless/b43/pcmcia.c b/drivers/net/wireless/b43/pcmcia.c
index 3e75a8a12c9..b242a9a90dd 100644
--- a/drivers/net/wireless/b43/pcmcia.c
+++ b/drivers/net/wireless/b43/pcmcia.c
@@ -21,6 +21,8 @@
*/
+#include "pcmcia.h"
+
#include <linux/ssb/ssb.h>
#include <pcmcia/cs_types.h>
@@ -30,6 +32,7 @@
#include <pcmcia/ds.h>
#include <pcmcia/cisreg.h>
+
static /*const */ struct pcmcia_device_id b43_pcmcia_tbl[] = {
PCMCIA_DEVICE_MANF_CARD(0x2D0, 0x448),
PCMCIA_DEVICE_NULL,
diff --git a/drivers/net/wireless/b43/pio.c b/drivers/net/wireless/b43/pio.c
index 4ac91fdd356..67752a28eb9 100644
--- a/drivers/net/wireless/b43/pio.c
+++ b/drivers/net/wireless/b43/pio.c
@@ -60,7 +60,7 @@ static u16 tx_get_next_word(const u8 * txhdr,
source = packet;
i -= txhdr_size;
}
- ret = le16_to_cpu(*((u16 *) (source + i)));
+ ret = le16_to_cpu(*((__le16 *)(source + i)));
*pos += 2;
return ret;
@@ -104,7 +104,7 @@ static u16 generate_cookie(struct b43_pioqueue *queue,
struct b43_pio_txpacket *packet)
{
u16 cookie = 0x0000;
- int packetindex;
+ u16 packetindex;
/* We use the upper 4 bits for the PIO
* controller ID and the lower 12 bits
@@ -125,7 +125,7 @@ static u16 generate_cookie(struct b43_pioqueue *queue,
default:
B43_WARN_ON(1);
}
- packetindex = pio_txpacket_getindex(packet);
+ packetindex = packet->index;
B43_WARN_ON(packetindex & ~0x0FFF);
cookie |= (u16) packetindex;
@@ -286,6 +286,7 @@ static void setup_txqueues(struct b43_pioqueue *queue)
packet->queue = queue;
INIT_LIST_HEAD(&packet->list);
+ packet->index = i;
list_add(&packet->list, &queue->txfree);
}
@@ -518,9 +519,10 @@ static void pio_rx_error(struct b43_pioqueue *queue,
void b43_pio_rx(struct b43_pioqueue *queue)
{
- u16 preamble[21] = { 0 };
+ __le16 preamble[21] = { 0 };
struct b43_rxhdr_fw4 *rxhdr;
- u16 tmp, len, macstat;
+ u16 tmp, len;
+ u32 macstat;
int i, preamble_readwords;
struct sk_buff *skb;
@@ -537,7 +539,7 @@ void b43_pio_rx(struct b43_pioqueue *queue)
}
b43dbg(queue->dev->wl, "PIO RX timed out\n");
return;
- data_ready:
+data_ready:
len = b43_pio_read(queue, B43_PIO_RXDATA);
if (unlikely(len > 0x700)) {
@@ -558,7 +560,7 @@ void b43_pio_rx(struct b43_pioqueue *queue)
preamble[i + 1] = cpu_to_le16(tmp);
}
rxhdr = (struct b43_rxhdr_fw4 *)preamble;
- macstat = le16_to_cpu(rxhdr->mac_status);
+ macstat = le32_to_cpu(rxhdr->mac_status);
if (macstat & B43_RX_MAC_FCSERR) {
pio_rx_error(queue,
(queue->mmio_base == B43_MMIO_PIO1_BASE),
@@ -583,7 +585,7 @@ void b43_pio_rx(struct b43_pioqueue *queue)
skb_put(skb, len);
for (i = 0; i < len - 1; i += 2) {
tmp = b43_pio_read(queue, B43_PIO_RXDATA);
- *((u16 *) (skb->data + i)) = cpu_to_le16(tmp);
+ *((__le16 *)(skb->data + i)) = cpu_to_le16(tmp);
}
if (len % 2) {
tmp = b43_pio_read(queue, B43_PIO_RXDATA);
diff --git a/drivers/net/wireless/b43/pio.h b/drivers/net/wireless/b43/pio.h
index 46d6d2ea9b5..34a44c1b631 100644
--- a/drivers/net/wireless/b43/pio.h
+++ b/drivers/net/wireless/b43/pio.h
@@ -39,10 +39,9 @@ struct b43_pio_txpacket {
struct sk_buff *skb;
struct ieee80211_tx_status txstat;
struct list_head list;
+ u16 index; /* Index in the tx_packets_cache */
};
-#define pio_txpacket_getindex(packet) ((int)((packet) - (packet)->queue->tx_packets_cache))
-
struct b43_pioqueue {
struct b43_wldev *dev;
u16 mmio_base;
diff --git a/drivers/net/wireless/b43/xmit.c b/drivers/net/wireless/b43/xmit.c
index e6174b6f11f..0bd6f8a348a 100644
--- a/drivers/net/wireless/b43/xmit.c
+++ b/drivers/net/wireless/b43/xmit.c
@@ -121,10 +121,12 @@ void b43_generate_plcp_hdr(struct b43_plcp_hdr4 *plcp,
__u8 *raw = plcp->raw;
if (b43_is_ofdm_rate(bitrate)) {
- *data = b43_plcp_get_ratecode_ofdm(bitrate);
+ u32 d;
+
+ d = b43_plcp_get_ratecode_ofdm(bitrate);
B43_WARN_ON(octets & 0xF000);
- *data |= (octets << 5);
- *data = cpu_to_le32(*data);
+ d |= (octets << 5);
+ *data = cpu_to_le32(d);
} else {
u32 plen;