2013-03-23 17:07:14

by Hauke Mehrtens

[permalink] [raw]
Subject: [PATCH] b43: use constants

Instead of defining the magic values in the code use constants.

Signed-off-by: Hauke Mehrtens <[email protected]>
---
drivers/net/wireless/b43/b43.h | 2 ++
drivers/net/wireless/b43/main.c | 16 +++++++++-------
2 files changed, 11 insertions(+), 7 deletions(-)

diff --git a/drivers/net/wireless/b43/b43.h b/drivers/net/wireless/b43/b43.h
index fe4a77e..f5e8401 100644
--- a/drivers/net/wireless/b43/b43.h
+++ b/drivers/net/wireless/b43/b43.h
@@ -285,7 +285,9 @@ enum {
#define B43_SHM_SH_DTIMPER 0x0012 /* DTIM period */
#define B43_SHM_SH_NOSLPZNATDTIM 0x004C /* NOSLPZNAT DTIM */
/* SHM_SHARED beacon/AP variables */
+#define B43_SHM_SH_BT_BASE0 0x0068 /* Beacon template base 0 */
#define B43_SHM_SH_BTL0 0x0018 /* Beacon template length 0 */
+#define B43_SHM_SH_BT_BASE1 0x0468 /* Beacon template base 1 */
#define B43_SHM_SH_BTL1 0x001A /* Beacon template length 1 */
#define B43_SHM_SH_BTSFOFF 0x001C /* Beacon TSF offset */
#define B43_SHM_SH_TIMBPOS 0x001E /* TIM B position in beacon */
diff --git a/drivers/net/wireless/b43/main.c b/drivers/net/wireless/b43/main.c
index ae4eeb3..4ac73d2 100644
--- a/drivers/net/wireless/b43/main.c
+++ b/drivers/net/wireless/b43/main.c
@@ -1310,17 +1310,19 @@ static u32 b43_jssi_read(struct b43_wldev *dev)
{
u32 val = 0;

- val = b43_shm_read16(dev, B43_SHM_SHARED, 0x08A);
+ val = b43_shm_read16(dev, B43_SHM_SHARED, B43_SHM_SH_JSSI1);
val <<= 16;
- val |= b43_shm_read16(dev, B43_SHM_SHARED, 0x088);
+ val |= b43_shm_read16(dev, B43_SHM_SHARED, B43_SHM_SH_JSSI0);

return val;
}

static void b43_jssi_write(struct b43_wldev *dev, u32 jssi)
{
- b43_shm_write16(dev, B43_SHM_SHARED, 0x088, (jssi & 0x0000FFFF));
- b43_shm_write16(dev, B43_SHM_SHARED, 0x08A, (jssi & 0xFFFF0000) >> 16);
+ b43_shm_write16(dev, B43_SHM_SHARED, B43_SHM_SH_JSSI0,
+ (jssi & 0x0000FFFF));
+ b43_shm_write16(dev, B43_SHM_SHARED, B43_SHM_SH_JSSI1,
+ (jssi & 0xFFFF0000) >> 16);
}

static void b43_generate_noise_sample(struct b43_wldev *dev)
@@ -1623,7 +1625,7 @@ static void b43_upload_beacon0(struct b43_wldev *dev)

if (wl->beacon0_uploaded)
return;
- b43_write_beacon_template(dev, 0x68, 0x18);
+ b43_write_beacon_template(dev, B43_SHM_SH_BT_BASE0, B43_SHM_SH_BTL0);
wl->beacon0_uploaded = true;
}

@@ -1633,7 +1635,7 @@ static void b43_upload_beacon1(struct b43_wldev *dev)

if (wl->beacon1_uploaded)
return;
- b43_write_beacon_template(dev, 0x468, 0x1A);
+ b43_write_beacon_template(dev, B43_SHM_SH_BT_BASE1, B43_SHM_SH_BTL1);
wl->beacon1_uploaded = true;
}

@@ -3113,7 +3115,7 @@ static int b43_chip_init(struct b43_wldev *dev)

/* Probe Response Timeout value */
/* FIXME: Default to 0, has to be set by ioctl probably... :-/ */
- b43_shm_write16(dev, B43_SHM_SHARED, 0x0074, 0x0000);
+ b43_shm_write16(dev, B43_SHM_SHARED, B43_SHM_SH_PRMAXTIME, 0);

/* Initially set the wireless operation mode. */
b43_adjust_opmode(dev);
--
1.7.10.4