2019-11-30 15:31:40

by Felix Fietkau

[permalink] [raw]
Subject: [PATCH 25/29] mt76: mt7615: initialize dbdc settings on interface add

Use the first two WMM slots for the primary phy and the second two for the
secondary phy.

Signed-off-by: Felix Fietkau <[email protected]>
---
.../net/wireless/mediatek/mt76/mt7615/main.c | 12 +++-
.../net/wireless/mediatek/mt76/mt7615/mcu.c | 59 +++++++++++++++++++
.../net/wireless/mediatek/mt76/mt7615/mcu.h | 13 ++++
.../wireless/mediatek/mt76/mt7615/mt7615.h | 2 +
.../net/wireless/mediatek/mt76/mt7615/regs.h | 9 +++
5 files changed, 94 insertions(+), 1 deletion(-)

diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/main.c b/drivers/net/wireless/mediatek/mt76/mt7615/main.c
index 4b23998957ca..f80fa045f549 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7615/main.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7615/main.c
@@ -121,7 +121,11 @@ static int mt7615_add_interface(struct ieee80211_hw *hw,
mvif->omac_idx = idx;

mvif->band_idx = ext_phy;
- mvif->wmm_idx = mvif->idx % MT7615_MAX_WMM_SETS;
+ if (mt7615_ext_phy(dev))
+ mvif->wmm_idx = ext_phy * (MT7615_MAX_WMM_SETS / 2) +
+ mvif->idx % (MT7615_MAX_WMM_SETS / 2);
+ else
+ mvif->wmm_idx = mvif->idx % MT7615_MAX_WMM_SETS;

ret = mt7615_mcu_set_dev_info(dev, vif, 1);
if (ret)
@@ -129,6 +133,10 @@ static int mt7615_add_interface(struct ieee80211_hw *hw,

dev->vif_mask |= BIT(mvif->idx);
dev->omac_mask |= BIT(mvif->omac_idx);
+ phy->omac_mask |= BIT(mvif->omac_idx);
+
+ mt7615_mcu_set_dbdc(dev);
+
idx = MT7615_WTBL_RESERVED - mvif->idx;

INIT_LIST_HEAD(&mvif->sta.poll_list);
@@ -155,6 +163,7 @@ static void mt7615_remove_interface(struct ieee80211_hw *hw,
struct mt7615_vif *mvif = (struct mt7615_vif *)vif->drv_priv;
struct mt7615_sta *msta = &mvif->sta;
struct mt7615_dev *dev = mt7615_hw_dev(hw);
+ struct mt7615_phy *phy = mt7615_hw_phy(hw);
int idx = msta->wcid.idx;

/* TODO: disable beacon for the bss */
@@ -167,6 +176,7 @@ static void mt7615_remove_interface(struct ieee80211_hw *hw,
mutex_lock(&dev->mt76.mutex);
dev->vif_mask &= ~BIT(mvif->idx);
dev->omac_mask &= ~BIT(mvif->omac_idx);
+ phy->omac_mask &= ~BIT(mvif->omac_idx);
mutex_unlock(&dev->mt76.mutex);

spin_lock_bh(&dev->sta_poll_lock);
diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/mcu.c b/drivers/net/wireless/mediatek/mt76/mt7615/mcu.c
index a19c406c2231..9b09f2e742df 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7615/mcu.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7615/mcu.c
@@ -717,6 +717,65 @@ int mt7615_mcu_ctrl_pm_state(struct mt7615_dev *dev, int band, int enter)
&req, sizeof(req), true);
}

+int mt7615_mcu_set_dbdc(struct mt7615_dev *dev)
+{
+ struct mt7615_phy *ext_phy = mt7615_ext_phy(dev);
+ struct dbdc_entry {
+ u8 type;
+ u8 index;
+ u8 band;
+ u8 _rsv;
+ };
+ struct {
+ u8 enable;
+ u8 num;
+ u8 _rsv[2];
+ struct dbdc_entry entry[64];
+ } req = {
+ .enable = !!ext_phy,
+ };
+ int i;
+
+ if (!ext_phy)
+ goto out;
+
+#define ADD_DBDC_ENTRY(_type, _idx, _band) \
+ do { \
+ req.entry[req.num].type = _type; \
+ req.entry[req.num].index = _idx; \
+ req.entry[req.num++].band = _band; \
+ } while (0)
+
+ for (i = 0; i < 4; i++) {
+ bool band = !!(ext_phy->omac_mask & BIT(i));
+
+ ADD_DBDC_ENTRY(DBDC_TYPE_BSS, i, band);
+ }
+
+ for (i = 0; i < 14; i++) {
+ bool band = !!(ext_phy->omac_mask & BIT(0x11 + i));
+
+ ADD_DBDC_ENTRY(DBDC_TYPE_MBSS, i, band);
+ }
+
+ ADD_DBDC_ENTRY(DBDC_TYPE_MU, 0, 1);
+
+ for (i = 0; i < 3; i++)
+ ADD_DBDC_ENTRY(DBDC_TYPE_BF, i, 1);
+
+ ADD_DBDC_ENTRY(DBDC_TYPE_WMM, 0, 0);
+ ADD_DBDC_ENTRY(DBDC_TYPE_WMM, 1, 0);
+ ADD_DBDC_ENTRY(DBDC_TYPE_WMM, 2, 1);
+ ADD_DBDC_ENTRY(DBDC_TYPE_WMM, 3, 1);
+
+ ADD_DBDC_ENTRY(DBDC_TYPE_MGMT, 0, 0);
+ ADD_DBDC_ENTRY(DBDC_TYPE_MGMT, 1, 1);
+
+out:
+ return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_DBDC_CTRL,
+ &req, sizeof(req), true);
+}
+
int mt7615_mcu_set_dev_info(struct mt7615_dev *dev,
struct ieee80211_vif *vif, bool enable)
{
diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/mcu.h b/drivers/net/wireless/mediatek/mt76/mt7615/mcu.h
index f4781477fc9b..8d057c72366a 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7615/mcu.h
+++ b/drivers/net/wireless/mediatek/mt76/mt7615/mcu.h
@@ -148,6 +148,7 @@ enum {
MCU_EXT_CMD_WTBL_UPDATE = 0x32,
MCU_EXT_CMD_SET_RDD_CTRL = 0x3a,
MCU_EXT_CMD_PROTECT_CTRL = 0x3e,
+ MCU_EXT_CMD_DBDC_CTRL = 0x45,
MCU_EXT_CMD_MAC_INIT_CTRL = 0x46,
MCU_EXT_CMD_BCN_OFFLOAD = 0x49,
MCU_EXT_CMD_SET_RX_PATH = 0x4e,
@@ -202,6 +203,18 @@ enum {
DEV_INFO_MAX_NUM
};

+enum {
+ DBDC_TYPE_WMM,
+ DBDC_TYPE_MGMT,
+ DBDC_TYPE_BSS,
+ DBDC_TYPE_MBSS,
+ DBDC_TYPE_REPEATER,
+ DBDC_TYPE_MU,
+ DBDC_TYPE_BF,
+ DBDC_TYPE_PTA,
+ __DBDC_TYPE_MAX,
+};
+
struct bss_info_omac {
__le16 tag;
__le16 len;
diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/mt7615.h b/drivers/net/wireless/mediatek/mt76/mt7615/mt7615.h
index 64c8ad64733b..3323baa7cc0c 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7615/mt7615.h
+++ b/drivers/net/wireless/mediatek/mt76/mt7615/mt7615.h
@@ -88,6 +88,7 @@ struct mt7615_phy {
struct mt7615_dev *dev;

u32 rxfilter;
+ u32 omac_mask;

unsigned long last_cca_adj;
int false_cca_ofdm, false_cca_cck;
@@ -285,6 +286,7 @@ int mt7615_mac_wtbl_set_key(struct mt7615_dev *dev, struct mt76_wcid *wcid,
struct ieee80211_key_conf *key,
enum set_key_cmd cmd);

+int mt7615_mcu_set_dbdc(struct mt7615_dev *dev);
int mt7615_mcu_set_eeprom(struct mt7615_dev *dev);
int mt7615_mcu_init_mac(struct mt7615_dev *dev);
int mt7615_mcu_set_rts_thresh(struct mt7615_phy *phy, u32 val);
diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/regs.h b/drivers/net/wireless/mediatek/mt76/mt7615/regs.h
index d0602a3b0ac1..cece061b1108 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7615/regs.h
+++ b/drivers/net/wireless/mediatek/mt76/mt7615/regs.h
@@ -121,6 +121,15 @@
#define MT_CFG_CCR_MAC_D1_2X_GC_EN BIT(30)
#define MT_CFG_CCR_MAC_D0_2X_GC_EN BIT(31)

+#define MT_DBDC_CTRL0 MT_WF_CFG(0x050)
+#define MT_DBDC_CTRL0_OMAC_00_04 GENMASK(4, 0)
+#define MT_DBDC_CTRL0_OMAC_11_1F GENMASK(19, 5)
+#define MT_DBDC_CTRL0_MGMT GENMASK(21, 20)
+#define MT_DBDC_CTRL0_WMM GENMASK(25, 22)
+#define MT_DBDC_CTRL0_DBDC_EN BIT(31)
+
+#define MT_DBDC_CTRL1 MT_WF_CFG(0x054)
+
#define MT_WF_AGG_BASE 0x20a00
#define MT_WF_AGG(ofs) (MT_WF_AGG_BASE + (ofs))

--
2.24.0