u16 shm_offset)
{
u16 params[B43_NR_QOSPARAMS];
- int cw_min, cw_max, aifs, bslots, tmp;
+ int bslots, tmp;
unsigned int i;
- const u16 aCWmin = 0x0001;
- const u16 aCWmax = 0x03FF;
-
- /* Calculate the default values for the parameters, if needed. */
- switch (shm_offset) {
- case B43_QOS_VOICE:
- aifs = (p->aifs == -1) ? 2 : p->aifs;
- cw_min = (p->cw_min == 0) ? ((aCWmin + 1) / 4 - 1) : p->cw_min;
- cw_max = (p->cw_max == 0) ? ((aCWmin + 1) / 2 - 1) : p->cw_max;
- break;
- case B43_QOS_VIDEO:
- aifs = (p->aifs == -1) ? 2 : p->aifs;
- cw_min = (p->cw_min == 0) ? ((aCWmin + 1) / 2 - 1) : p->cw_min;
- cw_max = (p->cw_max == 0) ? aCWmin : p->cw_max;
- break;
- case B43_QOS_BESTEFFORT:
- aifs = (p->aifs == -1) ? 3 : p->aifs;
- cw_min = (p->cw_min == 0) ? aCWmin : p->cw_min;
- cw_max = (p->cw_max == 0) ? aCWmax : p->cw_max;
- break;
- case B43_QOS_BACKGROUND:
- aifs = (p->aifs == -1) ? 7 : p->aifs;
- cw_min = (p->cw_min == 0) ? aCWmin : p->cw_min;
- cw_max = (p->cw_max == 0) ? aCWmax : p->cw_max;
- break;
- default:
- B43_WARN_ON(1);
- return;
- }
- if (cw_min <= 0)
- cw_min = aCWmin;
- if (cw_max <= 0)
- cw_max = aCWmin;
- bslots = b43_read16(dev, B43_MMIO_RNG) % cw_min;
+ bslots = b43_read16(dev, B43_MMIO_RNG) & p->cw_min;
memset(¶ms, 0, sizeof(params));
params[B43_QOSPARAM_TXOP] = p->txop * 32;
- params[B43_QOSPARAM_CWMIN] = cw_min;
- params[B43_QOSPARAM_CWMAX] = cw_max;
- params[B43_QOSPARAM_CWCUR] = cw_min;
- params[B43_QOSPARAM_AIFS] = aifs;
+ params[B43_QOSPARAM_CWMIN] = p->cw_min;
+ params[B43_QOSPARAM_CWMAX] = p->cw_max;
+ params[B43_QOSPARAM_CWCUR] = p->cw_min;
+ params[B43_QOSPARAM_AIFS] = p->aifs;
params[B43_QOSPARAM_BSLOTS] = bslots;
- params[B43_QOSPARAM_REGGAP] = bslots + aifs;
+ params[B43_QOSPARAM_REGGAP] = bslots + p->aifs;
for (i = 0; i < ARRAY_SIZE(params); i++) {
if (i == B43_QOSPARAM_STATUS) {