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b43: Fix QoS defaults 

This fixes the initialization of the default QoS parameters.
This got broken by "wireless: fix warnings from QoS patch".

Reported-by: Lorenzo Nava
Signed-off-by: Michael Buesch <mb@bu3sch.de>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Michael Buesch 2008-09-06 16:21:47 +02:00 committed by John W. Linville
parent 1b9975347e
commit c40c112910
1 changed files with 45 additions and 11 deletions
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56
drivers/net/wireless/b43/main.c
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@ -3059,6 +3059,15 @@ static void b43_qos_params_upload(struct b43_wldev *dev,
} }
} }
/* Mapping of mac80211 queue numbers to b43 QoS SHM offsets. */
static const u16 b43_qos_shm_offsets[] = {
/* [mac80211-queue-nr] = SHM_OFFSET, */
[0] = B43_QOS_VOICE,
[1] = B43_QOS_VIDEO,
[2] = B43_QOS_BESTEFFORT,
[3] = B43_QOS_BACKGROUND,
};
/* Update the QOS parameters in hardware. */ /* Update the QOS parameters in hardware. */
static void b43_qos_update(struct b43_wldev *dev) static void b43_qos_update(struct b43_wldev *dev)
{ {
@ -3067,14 +3076,8 @@ static void b43_qos_update(struct b43_wldev *dev)
unsigned long flags; unsigned long flags;
unsigned int i; unsigned int i;
/* Mapping of mac80211 queues to b43 SHM offsets. */ BUILD_BUG_ON(ARRAY_SIZE(b43_qos_shm_offsets) !=
static const u16 qos_shm_offsets[] = { ARRAY_SIZE(wl->qos_params));
[0] = B43_QOS_VOICE,
[1] = B43_QOS_VIDEO,
[2] = B43_QOS_BESTEFFORT,
[3] = B43_QOS_BACKGROUND,
};
BUILD_BUG_ON(ARRAY_SIZE(qos_shm_offsets) != ARRAY_SIZE(wl->qos_params));
b43_mac_suspend(dev); b43_mac_suspend(dev);
spin_lock_irqsave(&wl->irq_lock, flags); spin_lock_irqsave(&wl->irq_lock, flags);
@ -3083,7 +3086,7 @@ static void b43_qos_update(struct b43_wldev *dev)
params = &(wl->qos_params[i]); params = &(wl->qos_params[i]);
if (params->need_hw_update) { if (params->need_hw_update) {
b43_qos_params_upload(dev, &(params->p), b43_qos_params_upload(dev, &(params->p),
qos_shm_offsets[i]); b43_qos_shm_offsets[i]);
params->need_hw_update = 0; params->need_hw_update = 0;
} }
} }
@ -3097,11 +3100,42 @@ static void b43_qos_clear(struct b43_wl *wl)
struct b43_qos_params *params; struct b43_qos_params *params;
unsigned int i; unsigned int i;
/* Initialize QoS parameters to sane defaults. */
BUILD_BUG_ON(ARRAY_SIZE(b43_qos_shm_offsets) !=
ARRAY_SIZE(wl->qos_params));
for (i = 0; i < ARRAY_SIZE(wl->qos_params); i++) { for (i = 0; i < ARRAY_SIZE(wl->qos_params); i++) {
params = &(wl->qos_params[i]); params = &(wl->qos_params[i]);
memset(&(params->p), 0, sizeof(params->p)); switch (b43_qos_shm_offsets[i]) {
params->p.aifs = -1; case B43_QOS_VOICE:
params->p.txop = 0;
params->p.aifs = 2;
params->p.cw_min = 0x0001;
params->p.cw_max = 0x0001;
break;
case B43_QOS_VIDEO:
params->p.txop = 0;
params->p.aifs = 2;
params->p.cw_min = 0x0001;
params->p.cw_max = 0x0001;
break;
case B43_QOS_BESTEFFORT:
params->p.txop = 0;
params->p.aifs = 3;
params->p.cw_min = 0x0001;
params->p.cw_max = 0x03FF;
break;
case B43_QOS_BACKGROUND:
params->p.txop = 0;
params->p.aifs = 7;
params->p.cw_min = 0x0001;
params->p.cw_max = 0x03FF;
break;
default:
B43_WARN_ON(1);
}
params->need_hw_update = 1; params->need_hw_update = 1;
} }
} }