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wifi: mt76: add mt76_connac_gen_ppe_thresh utility routine

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gen_ppe_thresh routine is shared between mt7615, mt7915, mt7921 and
mt7996 so move it in mt76_connac module.

Signed-off-by: Lorenzo Bianconi <[email protected]>
Signed-off-by: Felix Fietkau <[email protected]>
This commit is contained in:
Lorenzo Bianconi
2023-04-18 11:37:59 +02:00
committed by Felix Fietkau
parent 28ea992ce8
commit c09f943d4f
5 changed files with 25 additions and 66 deletions
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mt76_connac_mac.c
+21
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@@ -9,6 +9,27 @@
#define HE_PREP(f, m, v) le16_encode_bits(le32_get_bits(v, MT_CRXV_HE_##m),\
IEEE80211_RADIOTAP_HE_##f)
void mt76_connac_gen_ppe_thresh(u8 *he_ppet, int nss)
{
static const u8 ppet16_ppet8_ru3_ru0[] = { 0x1c, 0xc7, 0x71 };
u8 i, ppet_bits, ppet_size, ru_bit_mask = 0x7; /* HE80 */
he_ppet[0] = FIELD_PREP(IEEE80211_PPE_THRES_NSS_MASK, nss - 1) |
FIELD_PREP(IEEE80211_PPE_THRES_RU_INDEX_BITMASK_MASK,
ru_bit_mask);
ppet_bits = IEEE80211_PPE_THRES_INFO_PPET_SIZE *
nss * hweight8(ru_bit_mask) * 2;
ppet_size = DIV_ROUND_UP(ppet_bits, 8);
for (i = 0; i < ppet_size - 1; i++)
he_ppet[i + 1] = ppet16_ppet8_ru3_ru0[i % 3];
he_ppet[i + 1] = ppet16_ppet8_ru3_ru0[i % 3] &
(0xff >> (8 - (ppet_bits - 1) % 8));
}
EXPORT_SYMBOL_GPL(mt76_connac_gen_ppe_thresh);
int mt76_connac_pm_wake(struct mt76_phy *phy, struct mt76_connac_pm *pm)
{
struct mt76_dev *dev = phy->dev;