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mt7603: add support for setting WMM parameters

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Signed-off-by: Felix Fietkau <[email protected]>
This commit is contained in:
Felix Fietkau
2016-02-06 18:16:38 +01:00
parent 1c9710dcd1
commit c61405c98e
2 changed files with 55 additions and 1 deletions
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mt7603_main.c
+37 -1
View File
@@ -263,7 +263,43 @@ static int
mt7603_conf_tx(struct ieee80211_hw *hw, struct ieee80211_vif *vif, u16 queue,
const struct ieee80211_tx_queue_params *params)
{
return -EINVAL;
struct mt7603_dev *dev = hw->priv;
u16 cw_min = (1 << 5) - 1;
u16 cw_max = (1 << 10) - 1;
u32 val;
if (params->cw_min)
cw_min = params->cw_min;
if (params->cw_max)
cw_max = params->cw_max;
mutex_lock(&dev->mutex);
mt7603_mac_stop(dev);
val = mt76_rr(dev, MT_WMM_TXOP(queue));
val &= ~(MT_WMM_TXOP_MASK << MT_WMM_TXOP_SHIFT(queue));
val |= params->txop << MT_WMM_TXOP_SHIFT(queue);
mt76_wr(dev, MT_WMM_TXOP(queue), val);
val = mt76_rr(dev, MT_WMM_AIFSN);
val &= ~(MT_WMM_AIFSN_MASK << MT_WMM_AIFSN_SHIFT(queue));
val |= params->aifs << MT_WMM_AIFSN_SHIFT(queue);
mt76_wr(dev, MT_WMM_AIFSN, val);
val = mt76_rr(dev, MT_WMM_CWMIN);
val &= ~(MT_WMM_CWMIN_MASK << MT_WMM_CWMIN_SHIFT(queue));
val |= cw_min << MT_WMM_CWMIN_SHIFT(queue);
mt76_wr(dev, MT_WMM_CWMIN, val);
val = mt76_rr(dev, MT_WMM_CWMAX(queue));
val &= ~(MT_WMM_CWMAX_MASK << MT_WMM_CWMAX_SHIFT(queue));
val |= cw_max << MT_WMM_CWMAX_SHIFT(queue);
mt76_wr(dev, MT_WMM_CWMAX(queue), val);
mt7603_mac_start(dev);
mutex_unlock(&dev->mutex);
return 0;
}
static void
mt7603_regs.h
+18
View File
@@ -159,6 +159,19 @@
#define MT_WF_ARB_BASE 0x21400
#define MT_WF_ARB(ofs) (MT_WF_ARB_BASE + (ofs))
#define MT_WMM_AIFSN MT_WF_ARB(0x020)
#define MT_WMM_AIFSN_MASK GENMASK(3, 0)
#define MT_WMM_AIFSN_SHIFT(_n) ((_n) * 4)
#define MT_WMM_CWMAX_BASE MT_WF_ARB(0x028)
#define MT_WMM_CWMAX(_n) (MT_WMM_CWMAX_BASE + (((_n) / 2) << 2))
#define MT_WMM_CWMAX_SHIFT(_n) (((_n) & 1) * 16)
#define MT_WMM_CWMAX_MASK GENMASK(15, 0)
#define MT_WMM_CWMIN MT_WF_ARB(0x040)
#define MT_WMM_CWMIN_MASK GENMASK(7, 0)
#define MT_WMM_CWMIN_SHIFT(_n) ((_n) * 8)
#define MT_WF_ARB_RQCR MT_WF_ARB(0x070)
#define MT_WF_ARB_RQCR_RX_START BIT(0)
#define MT_WF_ARB_RQCR_RXV_START BIT(4)
@@ -199,6 +212,11 @@
#define MT_WF_TMAC_RDG_GRANT_NO_PENDING BIT(30)
#define MT_WF_TMAC_SMOOTHING BIT(31)
#define MT_WMM_TXOP_BASE MT_WF_TMAC(0x010)
#define MT_WMM_TXOP(_n) (MT_WMM_TXOP_BASE + (((_n) / 2) << 2))
#define MT_WMM_TXOP_SHIFT(_n) ((_n & 1) * 16)
#define MT_WMM_TXOP_MASK GENMASK(15, 0)
#define MT_WF_RMAC_BASE 0x21800
#define MT_WF_RMAC(ofs) (MT_WF_RMAC_BASE + (ofs))