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Wed, 25 Oct 2023 16:34:56 -0700 Received: from mtkmbs11n1.mediatek.inc (172.21.101.185) by MTKMBS14N1.mediatek.inc (172.21.101.75) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1118.26; Thu, 26 Oct 2023 07:34:22 +0800 Received: from mtksdccf07.mediatek.inc (172.21.84.99) by mtkmbs11n1.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.2.1118.26 via Frontend Transport; Thu, 26 Oct 2023 07:34:22 +0800 From: Ryder Lee To: Felix Fietkau , CC: Lorenzo Bianconi , Shayne Chen , Evelyn Tsai , , Peter Chiu , Ryder Lee Subject: [PATCH 1/2] wifi: mt76: mt7915: enable mt7986 and mt7916 pre-calibration support Date: Thu, 26 Oct 2023 07:34:20 +0800 Message-ID: X-Mailer: git-send-email 2.18.0 MIME-Version: 1.0 X-TM-AS-Product-Ver: SMEX-14.0.0.3152-9.1.1006-23728.005 X-TM-AS-Result: No-10--10.657900-8.000000 X-TMASE-MatchedRID: fnR2S3QqRUoVAKRaMHqjDlz+axQLnAVBI5K4Cd+0ao/N1rLqpIKz42mt ukJWdiprNJnt9TW/xwZX/sAhRmSCr+n7m7FfgPpPS3OTftLNfg05QyrxWymujdq1QfwtMOlPpQm bCq8RaKGyNEPkdHcNkr/yMxJu7qUwlwt7DABrvp+O0rt0LpQGeWf6wD367Vgt82HMiBe0UlUYEU tWQA3BEMSUQ1jnXMOcMdLQNZUMEkTx3YzTiJbL8h3EEAbn+GRbU+A7YkpDJ1i+FARAmHPCpuJz0 /I2b9TR4vM1YF6AJbbCCfuIMF6xLcK21zBg2KlfGM6W3U+LnndyhLF+UJD6ydHOvrNLoDEnJMLo W9dlXdp7a5Ka2JuTgg== X-TM-AS-User-Approved-Sender: No X-TM-AS-User-Blocked-Sender: No X-TMASE-Result: 10--10.657900-8.000000 X-TMASE-Version: SMEX-14.0.0.3152-9.1.1006-23728.005 X-TM-SNTS-SMTP: 3B8F6AA5FE336E0DBE28363D30D2A0D7C440CBEBAC3059ADF149881E885CD6BC2000:8 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20231025_163502_360301_311AD013 X-CRM114-Status: GOOD ( 14.53 ) X-BeenThere: linux-mediatek@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "Linux-mediatek" Errors-To: linux-mediatek-bounces+linux-mediatek=archiver.kernel.org@lists.infradead.org From: Peter Chiu Add pre-calibration for mt7986 and mt7916. Their group cal size are 54k and 94k for 2G + 5G and 2G + 6G, respectively. DPD size is 300k. Signed-off-by: Peter Chiu Signed-off-by: Ryder Lee --- .../wireless/mediatek/mt76/mt7915/eeprom.c | 11 +- .../wireless/mediatek/mt76/mt7915/eeprom.h | 34 +++++- .../net/wireless/mediatek/mt76/mt7915/mcu.c | 100 ++++++++++++++---- 3 files changed, 114 insertions(+), 31 deletions(-) diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/eeprom.c b/drivers/net/wireless/mediatek/mt76/mt7915/eeprom.c index 76be7308460b..45b216ca7c3c 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7915/eeprom.c +++ b/drivers/net/wireless/mediatek/mt76/mt7915/eeprom.c @@ -9,16 +9,15 @@ static int mt7915_eeprom_load_precal(struct mt7915_dev *dev) { struct mt76_dev *mdev = &dev->mt76; u8 *eeprom = mdev->eeprom.data; - u32 val = eeprom[MT_EE_DO_PRE_CAL]; - u32 offs; + u32 offs = is_mt7915(&dev->mt76) ? MT_EE_DO_PRE_CAL : MT_EE_DO_PRE_CAL_V2; + u32 val; - if (!dev->flash_mode) + if (!dev->flash_mode || !eeprom[offs]) return 0; - if (val != (MT_EE_WIFI_CAL_DPD | MT_EE_WIFI_CAL_GROUP)) - return 0; + val = mt7915_get_cal_group_size(dev) + + (is_mt7915(&dev->mt76) ? MT_EE_CAL_DPD_SIZE : MT_EE_CAL_DPD_SIZE_V2); - val = MT_EE_CAL_GROUP_SIZE + MT_EE_CAL_DPD_SIZE; dev->cal = devm_kzalloc(mdev->dev, val, GFP_KERNEL); if (!dev->cal) return -ENOMEM; diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/eeprom.h b/drivers/net/wireless/mediatek/mt76/mt7915/eeprom.h index f3e56817d36e..84c1903b2a6c 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7915/eeprom.h +++ b/drivers/net/wireless/mediatek/mt76/mt7915/eeprom.h @@ -19,6 +19,7 @@ enum mt7915_eeprom_field { MT_EE_DDIE_FT_VERSION = 0x050, MT_EE_DO_PRE_CAL = 0x062, MT_EE_WIFI_CONF = 0x190, + MT_EE_DO_PRE_CAL_V2 = 0x19a, MT_EE_RATE_DELTA_2G = 0x252, MT_EE_RATE_DELTA_5G = 0x29d, MT_EE_TX0_POWER_2G = 0x2fc, @@ -39,10 +40,18 @@ enum mt7915_eeprom_field { }; #define MT_EE_WIFI_CAL_GROUP BIT(0) -#define MT_EE_WIFI_CAL_DPD GENMASK(2, 1) +#define MT_EE_WIFI_CAL_DPD_5G BIT(1) +#define MT_EE_WIFI_CAL_DPD_2G BIT(2) +#define MT_EE_WIFI_CAL_DPD_6G BIT(3) +#define MT_EE_WIFI_CAL_DPD GENMASK(3, 1) #define MT_EE_CAL_UNIT 1024 -#define MT_EE_CAL_GROUP_SIZE (49 * MT_EE_CAL_UNIT + 16) +#define MT_EE_CAL_GROUP_SIZE_7915 (49 * MT_EE_CAL_UNIT + 16) +#define MT_EE_CAL_GROUP_SIZE_7916 (54 * MT_EE_CAL_UNIT + 16) +#define MT_EE_CAL_GROUP_SIZE_7975 (54 * MT_EE_CAL_UNIT + 16) +#define MT_EE_CAL_GROUP_SIZE_7976 (94 * MT_EE_CAL_UNIT + 16) +#define MT_EE_CAL_GROUP_SIZE_7916_6G (94 * MT_EE_CAL_UNIT + 16) #define MT_EE_CAL_DPD_SIZE (54 * MT_EE_CAL_UNIT) +#define MT_EE_CAL_DPD_SIZE_V2 (300 * MT_EE_CAL_UNIT) #define MT_EE_WIFI_CONF0_TX_PATH GENMASK(2, 0) #define MT_EE_WIFI_CONF0_BAND_SEL GENMASK(7, 6) @@ -155,6 +164,27 @@ mt7915_tssi_enabled(struct mt7915_dev *dev, enum nl80211_band band) return val & MT_EE_WIFI_CONF7_TSSI0_5G; } +static inline u32 +mt7915_get_cal_group_size(struct mt7915_dev *dev) +{ + if (is_mt7915(&dev->mt76)) { + return MT_EE_CAL_GROUP_SIZE_7915; + } else if (is_mt7916(&dev->mt76)) { + u8 *eep = dev->mt76.eeprom.data; + u32 val = eep[MT_EE_WIFI_CONF + 1]; + + val = FIELD_GET(MT_EE_WIFI_CONF0_BAND_SEL, val); + + return (val == MT_EE_V2_BAND_SEL_6GHZ) ? + MT_EE_CAL_GROUP_SIZE_7916_6G : + MT_EE_CAL_GROUP_SIZE_7916; + } else if (mt7915_check_adie(dev, false)) { + return MT_EE_CAL_GROUP_SIZE_7976; + } else { + return MT_EE_CAL_GROUP_SIZE_7975; + } +} + extern const u8 mt7915_sku_group_len[MAX_SKU_RATE_GROUP_NUM]; #endif diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c b/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c index b22f06d4411a..da3ee9f91704 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c +++ b/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c @@ -2904,9 +2904,10 @@ static int mt7915_mcu_set_pre_cal(struct mt7915_dev *dev, u8 idx, int mt7915_mcu_apply_group_cal(struct mt7915_dev *dev) { u8 idx = 0, *cal = dev->cal, *eep = dev->mt76.eeprom.data; - u32 total = MT_EE_CAL_GROUP_SIZE; + u32 total = mt7915_get_cal_group_size(dev); + u32 offs = is_mt7915(&dev->mt76) ? MT_EE_DO_PRE_CAL : MT_EE_DO_PRE_CAL_V2; - if (!(eep[MT_EE_DO_PRE_CAL] & MT_EE_WIFI_CAL_GROUP)) + if (!(eep[offs] & MT_EE_WIFI_CAL_GROUP)) return 0; /* @@ -2942,9 +2943,9 @@ static int mt7915_find_freq_idx(const u16 *freqs, int n_freqs, u16 cur) return -1; } -static int mt7915_dpd_freq_idx(u16 freq, u8 bw) +static int mt7915_dpd_freq_idx(struct mt7915_dev *dev, u16 freq, u8 bw) { - static const u16 freq_list[] = { + const u16 freq_list_v1[] = { 5180, 5200, 5220, 5240, 5260, 5280, 5300, 5320, 5500, 5520, 5540, 5560, @@ -2952,65 +2953,118 @@ static int mt7915_dpd_freq_idx(u16 freq, u8 bw) 5660, 5680, 5700, 5745, 5765, 5785, 5805, 5825 }; - int offset_2g = ARRAY_SIZE(freq_list); - int idx; + const u16 freq_list_v2[] = { + /* 6G BW20 */ + 5955, 5975, 5995, 6015, + 6035, 6055, 6075, 6095, + 6115, 6135, 6155, 6175, + 6195, 6215, 6235, 6255, + 6275, 6295, 6315, 6335, + 6355, 6375, 6395, 6415, + 6435, 6455, 6475, 6495, + 6515, 6535, 6555, 6575, + 6595, 6615, 6635, 6655, + 6675, 6695, 6715, 6735, + 6755, 6775, 6795, 6815, + 6835, 6855, 6875, 6895, + 6915, 6935, 6955, 6975, + 6995, 7015, 7035, 7055, + 7075, 7095, 7115, + /* 6G BW160 */ + 6025, 6185, 6345, 6505, + 6665, 6825, 6985, + /* 5G BW20 */ + 5180, 5200, 5220, 5240, + 5260, 5280, 5300, 5320, + 5500, 5520, 5540, 5560, + 5580, 5600, 5620, 5640, + 5660, 5680, 5700, 5720, + 5745, 5765, 5785, 5805, + 5825, 5845, 5865, 5885, + /* 5G BW160 */ + 5250, 5570, 5815 + }; + const u16 *freq_list; + int n_freqs, idx; + + if (is_mt7915(&dev->mt76)) { + freq_list = freq_list_v1; + n_freqs = ARRAY_SIZE(freq_list_v1); + } else { + freq_list = freq_list_v2; + n_freqs = ARRAY_SIZE(freq_list_v2); + } if (freq < 4000) { if (freq < 2432) - return offset_2g; + return n_freqs; if (freq < 2457) - return offset_2g + 1; + return n_freqs + 1; - return offset_2g + 2; + return n_freqs + 2; } - if (bw == NL80211_CHAN_WIDTH_80P80 || bw == NL80211_CHAN_WIDTH_160) + if (bw == NL80211_CHAN_WIDTH_80P80) return -1; if (bw != NL80211_CHAN_WIDTH_20) { - idx = mt7915_find_freq_idx(freq_list, ARRAY_SIZE(freq_list), - freq + 10); + idx = mt7915_find_freq_idx(freq_list, n_freqs, freq + 10); if (idx >= 0) return idx; - idx = mt7915_find_freq_idx(freq_list, ARRAY_SIZE(freq_list), - freq - 10); + idx = mt7915_find_freq_idx(freq_list, n_freqs, freq - 10); if (idx >= 0) return idx; } - return mt7915_find_freq_idx(freq_list, ARRAY_SIZE(freq_list), freq); + return mt7915_find_freq_idx(freq_list, n_freqs, freq); } int mt7915_mcu_apply_tx_dpd(struct mt7915_phy *phy) { struct mt7915_dev *dev = phy->dev; struct cfg80211_chan_def *chandef = &phy->mt76->chandef; - u16 total = 2, center_freq = chandef->center_freq1; - u8 *cal = dev->cal, *eep = dev->mt76.eeprom.data; + u32 offs = is_mt7915(&dev->mt76) ? MT_EE_DO_PRE_CAL : MT_EE_DO_PRE_CAL_V2; + u8 mask, num, *cal = dev->cal, *eep = dev->mt76.eeprom.data; int idx; - if (!(eep[MT_EE_DO_PRE_CAL] & MT_EE_WIFI_CAL_DPD)) + switch (chandef->chan->band) { + case NL80211_BAND_2GHZ: + mask = MT_EE_WIFI_CAL_DPD_2G; + break; + case NL80211_BAND_5GHZ: + mask = MT_EE_WIFI_CAL_DPD_5G; + break; + case NL80211_BAND_6GHZ: + mask = MT_EE_WIFI_CAL_DPD_6G; + break; + default: + mask = 0; + break; + } + + if (!(eep[offs] & mask)) return 0; - idx = mt7915_dpd_freq_idx(center_freq, chandef->width); + idx = mt7915_dpd_freq_idx(dev, chandef->center_freq1, chandef->width); if (idx < 0) return -EINVAL; /* Items: Tx DPD, Tx Flatness */ - idx = idx * 2; - cal += MT_EE_CAL_GROUP_SIZE; + num = is_mt7915(&dev->mt76) ? 2 : 3; + idx *= num; + cal += mt7915_get_cal_group_size(dev) + (idx * MT_EE_CAL_UNIT); - while (total--) { + while (num--) { int ret; - cal += (idx * MT_EE_CAL_UNIT); ret = mt7915_mcu_set_pre_cal(dev, idx, cal, MT_EE_CAL_UNIT, MCU_EXT_CMD(DPD_PRE_CAL_INFO)); if (ret) return ret; idx++; + cal += MT_EE_CAL_UNIT; } return 0;