| developer | 66e89bc | 2024-04-23 14:50:01 +0800 | [diff] [blame^] | 1 | From 8353ce159acb7a91db3d9df1591b1d0882b11063 Mon Sep 17 00:00:00 2001 |
| 2 | From: StanleyYP Wang <StanleyYP.Wang@mediatek.com> |
| 3 | Date: Wed, 27 Mar 2024 17:50:16 +0800 |
| 4 | Subject: [PATCH 056/116] mtk: wifi: mt76: mt7996: add kite part number support |
| 5 | |
| 6 | CR-Id: WCNCR00274293 |
| 7 | Signed-off-by: StanleyYP Wang <StanleyYP.Wang@mediatek.com> |
| 8 | Change-Id: Ib06648398f18b47c324e18b476a57444d929608f |
| 9 | --- |
| 10 | mt7996/eeprom.c | 35 +++++++++++++++++++++++------------ |
| 11 | 1 file changed, 23 insertions(+), 12 deletions(-) |
| 12 | |
| 13 | diff --git a/mt7996/eeprom.c b/mt7996/eeprom.c |
| 14 | index 9987bdab2..51455d877 100644 |
| 15 | --- a/mt7996/eeprom.c |
| 16 | +++ b/mt7996/eeprom.c |
| 17 | @@ -316,26 +316,39 @@ out: |
| 18 | return ret; |
| 19 | } |
| 20 | |
| 21 | -static int mt7996_eeprom_parse_efuse_hw_cap(struct mt7996_dev *dev) |
| 22 | +static int mt7996_eeprom_parse_efuse_hw_cap(struct mt7996_phy *phy, |
| 23 | + u8 *path, u8 *rx_path, u8 *nss) |
| 24 | { |
| 25 | #define MODE_HE_ONLY BIT(0) |
| 26 | +#define STREAM_MASK GENMASK(2, 0) |
| 27 | +#define STREAM_OFFSET 1 |
| 28 | +#define TX_PATH_OFFSET 10 |
| 29 | +#define RX_PATH_OFFSET 19 |
| 30 | #define WTBL_SIZE_GROUP GENMASK(31, 28) |
| 31 | +#define GET_STREAM_CAP(offs) ({ \ |
| 32 | + typeof(offs) _offs = (offs); \ |
| 33 | + ((cap & (STREAM_MASK << _offs)) >> _offs); \ |
| 34 | +}) |
| 35 | + struct mt7996_dev *dev = phy->dev; |
| 36 | u32 cap = 0; |
| 37 | int ret; |
| 38 | + u8 band_offs = phy->mt76->band_idx * hweight8(STREAM_MASK); |
| 39 | |
| 40 | ret = mt7996_mcu_get_chip_config(dev, &cap); |
| 41 | if (ret) |
| 42 | return ret; |
| 43 | |
| 44 | - cap = 0x4b249248; /* internal hardcode */ |
| 45 | + dev->has_eht = true; |
| 46 | if (cap) { |
| 47 | dev->has_eht = !(cap & MODE_HE_ONLY); |
| 48 | dev->wtbl_size_group = u32_get_bits(cap, WTBL_SIZE_GROUP); |
| 49 | + *nss = min_t(u8, *nss, GET_STREAM_CAP(STREAM_OFFSET + band_offs)); |
| 50 | + *path = min_t(u8, *path, GET_STREAM_CAP(TX_PATH_OFFSET + band_offs)); |
| 51 | + *rx_path = min_t(u8, *rx_path, GET_STREAM_CAP(RX_PATH_OFFSET + band_offs)); |
| 52 | } |
| 53 | |
| 54 | - if (dev->wtbl_size_group < 2 || dev->wtbl_size_group > 4 || |
| 55 | - is_mt7992(&dev->mt76)) |
| 56 | - dev->wtbl_size_group = 2; /* set default */ |
| 57 | + if (dev->wtbl_size_group < 2 || dev->wtbl_size_group > 4) |
| 58 | + dev->wtbl_size_group = is_mt7996(&dev->mt76) ? 4 : 2; /* set default */ |
| 59 | |
| 60 | return 0; |
| 61 | } |
| 62 | @@ -379,13 +392,15 @@ static int mt7996_eeprom_parse_band_config(struct mt7996_phy *phy) |
| 63 | |
| 64 | int mt7996_eeprom_parse_hw_cap(struct mt7996_dev *dev, struct mt7996_phy *phy) |
| 65 | { |
| 66 | + struct mt76_phy *mphy = phy->mt76; |
| 67 | u8 path, rx_path, nss, band_idx = phy->mt76->band_idx; |
| 68 | u8 *eeprom = dev->mt76.eeprom.data; |
| 69 | - struct mt76_phy *mphy = phy->mt76; |
| 70 | - int max_path = 5, max_nss = 4; |
| 71 | - int ret; |
| 72 | + int ret, max_path = 5, max_nss = 4; |
| 73 | |
| 74 | mt7996_parse_eeprom_stream(eeprom, band_idx, &path, &rx_path, &nss); |
| 75 | + ret = mt7996_eeprom_parse_efuse_hw_cap(phy, &path, &rx_path, &nss); |
| 76 | + if (ret) |
| 77 | + return ret; |
| 78 | |
| 79 | if (!path || path > max_path) |
| 80 | path = max_path; |
| 81 | @@ -405,10 +420,6 @@ int mt7996_eeprom_parse_hw_cap(struct mt7996_dev *dev, struct mt7996_phy *phy) |
| 82 | dev->chainshift[band_idx + 1] = dev->chainshift[band_idx] + |
| 83 | hweight16(mphy->chainmask); |
| 84 | |
| 85 | - ret = mt7996_eeprom_parse_efuse_hw_cap(dev); |
| 86 | - if (ret) |
| 87 | - return ret; |
| 88 | - |
| 89 | return mt7996_eeprom_parse_band_config(phy); |
| 90 | } |
| 91 | |
| 92 | -- |
| 93 | 2.39.2 |
| 94 | |