* [PATCH v2 1/8] mt76: mt7921: fix suspend/resume sequence
2021-02-19 17:28 [PATCH v2 0/8] mt76: mt7921: multiple fixes Lorenzo Bianconi
@ 2021-02-19 17:28 ` Lorenzo Bianconi
2021-02-19 17:28 ` [PATCH v2 2/8] mt76: mt7921: fix memory leak in mt7921_coredump_work Lorenzo Bianconi
` (6 subsequent siblings)
7 siblings, 0 replies; 11+ messages in thread
From: Lorenzo Bianconi @ 2021-02-19 17:28 UTC (permalink / raw)
To: nbd; +Cc: linux-wireless, lorenzo.bianconi, sean.wang
From: Sean Wang <sean.wang@mediatek.com>
Any pcie access should happen in pci D0 state and we should give ownership
back to the device at the end of the suspend procedure.
Fixes: 1d8efc741df80 ("mt76: mt7921: introduce Runtime PM support")
Signed-off-by: Sean Wang <sean.wang@mediatek.com>
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
---
drivers/net/wireless/mediatek/mt76/mt7921/pci.c | 14 +++++++-------
1 file changed, 7 insertions(+), 7 deletions(-)
diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/pci.c b/drivers/net/wireless/mediatek/mt76/mt7921/pci.c
index 33ed952d7f4c..3e430c04c97e 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7921/pci.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7921/pci.c
@@ -209,12 +209,12 @@ static int mt7921_pci_suspend(struct pci_dev *pdev, pm_message_t state)
/* disable interrupt */
mt76_wr(dev, MT_WFDMA0_HOST_INT_ENA, 0);
- pci_save_state(pdev);
- err = pci_set_power_state(pdev, pci_choose_state(pdev, state));
+ err = mt7921_mcu_fw_pmctrl(dev);
if (err)
goto restore;
- err = mt7921_mcu_drv_pmctrl(dev);
+ pci_save_state(pdev);
+ err = pci_set_power_state(pdev, pci_choose_state(pdev, state));
if (err)
goto restore;
@@ -237,16 +237,16 @@ static int mt7921_pci_resume(struct pci_dev *pdev)
struct mt7921_dev *dev = container_of(mdev, struct mt7921_dev, mt76);
int i, err;
- err = mt7921_mcu_fw_pmctrl(dev);
- if (err < 0)
- return err;
-
err = pci_set_power_state(pdev, PCI_D0);
if (err)
return err;
pci_restore_state(pdev);
+ err = mt7921_mcu_drv_pmctrl(dev);
+ if (err < 0)
+ return 0;
+
/* enable interrupt */
mt7921_l1_wr(dev, MT_PCIE_MAC_INT_ENABLE, 0xff);
mt7921_irq_enable(dev, MT_INT_RX_DONE_ALL | MT_INT_TX_DONE_ALL |
--
2.29.2
^ permalink raw reply related [flat|nested] 11+ messages in thread* [PATCH v2 2/8] mt76: mt7921: fix memory leak in mt7921_coredump_work
2021-02-19 17:28 [PATCH v2 0/8] mt76: mt7921: multiple fixes Lorenzo Bianconi
2021-02-19 17:28 ` [PATCH v2 1/8] mt76: mt7921: fix suspend/resume sequence Lorenzo Bianconi
@ 2021-02-19 17:28 ` Lorenzo Bianconi
2021-02-19 17:28 ` [PATCH v2 3/8] mt76: mt7921: switch to new api for hardware beacon filter Lorenzo Bianconi
` (5 subsequent siblings)
7 siblings, 0 replies; 11+ messages in thread
From: Lorenzo Bianconi @ 2021-02-19 17:28 UTC (permalink / raw)
To: nbd; +Cc: linux-wireless, lorenzo.bianconi, sean.wang
From: Sean Wang <sean.wang@mediatek.com>
Fix possible memory leak in mt7921_coredump_work.
Fixes: 1c099ab44727c ("mt76: mt7921: add MCU support")
Signed-off-by: Sean Wang <sean.wang@mediatek.com>
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
---
drivers/net/wireless/mediatek/mt76/mt7921/mac.c | 6 ++++--
1 file changed, 4 insertions(+), 2 deletions(-)
diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/mac.c b/drivers/net/wireless/mediatek/mt76/mt7921/mac.c
index 9468c9c3b9cf..8befa8167cde 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7921/mac.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7921/mac.c
@@ -1503,8 +1503,10 @@ void mt7921_coredump_work(struct work_struct *work)
break;
skb_pull(skb, sizeof(struct mt7921_mcu_rxd));
- if (data + skb->len - dump > MT76_CONNAC_COREDUMP_SZ)
- break;
+ if (data + skb->len - dump > MT76_CONNAC_COREDUMP_SZ) {
+ dev_kfree_skb(skb);
+ continue;
+ }
memcpy(data, skb->data, skb->len);
data += skb->len;
--
2.29.2
^ permalink raw reply related [flat|nested] 11+ messages in thread* [PATCH v2 3/8] mt76: mt7921: switch to new api for hardware beacon filter
2021-02-19 17:28 [PATCH v2 0/8] mt76: mt7921: multiple fixes Lorenzo Bianconi
2021-02-19 17:28 ` [PATCH v2 1/8] mt76: mt7921: fix suspend/resume sequence Lorenzo Bianconi
2021-02-19 17:28 ` [PATCH v2 2/8] mt76: mt7921: fix memory leak in mt7921_coredump_work Lorenzo Bianconi
@ 2021-02-19 17:28 ` Lorenzo Bianconi
2021-02-24 5:28 ` Kalle Valo
2021-02-19 17:28 ` [PATCH v2 4/8] mt76: connac: fix up the setting for ht40 mode in mt76_connac_mcu_uni_add_bss Lorenzo Bianconi
` (4 subsequent siblings)
7 siblings, 1 reply; 11+ messages in thread
From: Lorenzo Bianconi @ 2021-02-19 17:28 UTC (permalink / raw)
To: nbd; +Cc: linux-wireless, lorenzo.bianconi, sean.wang
From: Sean Wang <sean.wang@mediatek.com>
Current firmware only supports new api for enabling hardware beacon filter.
Fixes: 1d8efc741df80 ("mt76: mt7921: introduce Runtime PM support")
Beacon filter cmd have to rely on the associatied access point's beacon
interval and DTIM information.
Signed-off-by: Sean Wang <sean.wang@mediatek.com>
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
---
.../net/wireless/mediatek/mt76/mt7921/main.c | 49 +++++++++++++------
.../net/wireless/mediatek/mt76/mt7921/mcu.c | 8 ++-
2 files changed, 40 insertions(+), 17 deletions(-)
diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/main.c b/drivers/net/wireless/mediatek/mt76/mt7921/main.c
index 729f6c42cdde..11d85cf9cfb8 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7921/main.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7921/main.c
@@ -295,15 +295,6 @@ static int mt7921_add_interface(struct ieee80211_hw *hw,
if (ret)
goto out;
- if (dev->pm.enable) {
- ret = mt7921_mcu_set_bss_pm(dev, vif, true);
- if (ret)
- goto out;
-
- vif->driver_flags |= IEEE80211_VIF_BEACON_FILTER;
- mt76_set(dev, MT_WF_RFCR(0), MT_WF_RFCR_DROP_OTHER_BEACON);
- }
-
dev->mt76.vif_mask |= BIT(mvif->mt76.idx);
phy->omac_mask |= BIT_ULL(mvif->mt76.omac_idx);
@@ -349,13 +340,6 @@ static void mt7921_remove_interface(struct ieee80211_hw *hw,
phy->monitor_vif = NULL;
mt76_connac_free_pending_tx_skbs(&dev->pm, &msta->wcid);
-
- if (dev->pm.enable) {
- mt7921_mcu_set_bss_pm(dev, vif, false);
- mt76_clear(dev, MT_WF_RFCR(0),
- MT_WF_RFCR_DROP_OTHER_BEACON);
- }
-
mt76_connac_mcu_uni_add_dev(&dev->mphy, vif, &mvif->sta.wcid, false);
rcu_assign_pointer(dev->mt76.wcid[idx], NULL);
@@ -561,6 +545,36 @@ static void mt7921_configure_filter(struct ieee80211_hw *hw,
mt7921_mutex_release(dev);
}
+static int
+mt7921_bss_bcnft_apply(struct mt7921_dev *dev, struct ieee80211_vif *vif,
+ bool assoc)
+{
+ int ret;
+
+ if (!dev->pm.enable)
+ return 0;
+
+ if (assoc) {
+ ret = mt7921_mcu_uni_bss_bcnft(dev, vif, true);
+ if (ret)
+ return ret;
+
+ vif->driver_flags |= IEEE80211_VIF_BEACON_FILTER;
+ mt76_set(dev, MT_WF_RFCR(0), MT_WF_RFCR_DROP_OTHER_BEACON);
+
+ return 0;
+ }
+
+ ret = mt7921_mcu_set_bss_pm(dev, vif, false);
+ if (ret)
+ return ret;
+
+ vif->driver_flags &= ~IEEE80211_VIF_BEACON_FILTER;
+ mt76_clear(dev, MT_WF_RFCR(0), MT_WF_RFCR_DROP_OTHER_BEACON);
+
+ return 0;
+}
+
static void mt7921_bss_info_changed(struct ieee80211_hw *hw,
struct ieee80211_vif *vif,
struct ieee80211_bss_conf *info,
@@ -587,6 +601,9 @@ static void mt7921_bss_info_changed(struct ieee80211_hw *hw,
if (changed & BSS_CHANGED_PS)
mt7921_mcu_uni_bss_ps(dev, vif);
+ if (changed & BSS_CHANGED_ASSOC)
+ mt7921_bss_bcnft_apply(dev, vif, info->assoc);
+
mt7921_mutex_release(dev);
}
diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/mcu.c b/drivers/net/wireless/mediatek/mt76/mt7921/mcu.c
index db125cd22b91..d784c75d47bf 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7921/mcu.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7921/mcu.c
@@ -1294,8 +1294,14 @@ mt7921_pm_interface_iter(void *priv, u8 *mac, struct ieee80211_vif *vif)
{
struct mt7921_phy *phy = priv;
struct mt7921_dev *dev = phy->dev;
+ int ret;
+
+ if (dev->pm.enable)
+ ret = mt7921_mcu_uni_bss_bcnft(dev, vif, true);
+ else
+ ret = mt7921_mcu_set_bss_pm(dev, vif, false);
- if (mt7921_mcu_set_bss_pm(dev, vif, dev->pm.enable))
+ if (ret)
return;
if (dev->pm.enable) {
--
2.29.2
^ permalink raw reply related [flat|nested] 11+ messages in thread* [PATCH v2 4/8] mt76: connac: fix up the setting for ht40 mode in mt76_connac_mcu_uni_add_bss
2021-02-19 17:28 [PATCH v2 0/8] mt76: mt7921: multiple fixes Lorenzo Bianconi
` (2 preceding siblings ...)
2021-02-19 17:28 ` [PATCH v2 3/8] mt76: mt7921: switch to new api for hardware beacon filter Lorenzo Bianconi
@ 2021-02-19 17:28 ` Lorenzo Bianconi
2021-02-19 17:28 ` [PATCH v2 5/8] mt76: mt7921: fixup rx bitrate statistics Lorenzo Bianconi
` (3 subsequent siblings)
7 siblings, 0 replies; 11+ messages in thread
From: Lorenzo Bianconi @ 2021-02-19 17:28 UTC (permalink / raw)
To: nbd; +Cc: linux-wireless, lorenzo.bianconi, sean.wang
From: Sean Wang <sean.wang@mediatek.com>
Use proper value for ht40 mode configuration in mt76_connac_mcu_uni_add_bss
routine and not ht20 one
Fixes: d0e274af2f2e4 ("mt76: mt76_connac: create mcu library")
Co-developed-by: Soul Huang <Soul.Huang@mediatek.com>
Signed-off-by: Soul Huang <Soul.Huang@mediatek.com>
Signed-off-by: Sean Wang <sean.wang@mediatek.com>
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
---
drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.c b/drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.c
index ac8d6ad76054..81515419b5b6 100644
--- a/drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.c
+++ b/drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.c
@@ -1198,6 +1198,7 @@ int mt76_connac_mcu_uni_add_bss(struct mt76_phy *phy,
.center_chan = ieee80211_frequency_to_channel(freq1),
.center_chan2 = ieee80211_frequency_to_channel(freq2),
.tx_streams = hweight8(phy->antenna_mask),
+ .ht_op_info = 4, /* set HT 40M allowed */
.rx_streams = phy->chainmask,
.short_st = true,
},
@@ -1290,6 +1291,7 @@ int mt76_connac_mcu_uni_add_bss(struct mt76_phy *phy,
case NL80211_CHAN_WIDTH_20:
default:
rlm_req.rlm.bw = CMD_CBW_20MHZ;
+ rlm_req.rlm.ht_op_info = 0;
break;
}
--
2.29.2
^ permalink raw reply related [flat|nested] 11+ messages in thread* [PATCH v2 5/8] mt76: mt7921: fixup rx bitrate statistics
2021-02-19 17:28 [PATCH v2 0/8] mt76: mt7921: multiple fixes Lorenzo Bianconi
` (3 preceding siblings ...)
2021-02-19 17:28 ` [PATCH v2 4/8] mt76: connac: fix up the setting for ht40 mode in mt76_connac_mcu_uni_add_bss Lorenzo Bianconi
@ 2021-02-19 17:28 ` Lorenzo Bianconi
2021-02-19 17:28 ` [PATCH v2 6/8] mt76: mt7921: add flush operation Lorenzo Bianconi
` (2 subsequent siblings)
7 siblings, 0 replies; 11+ messages in thread
From: Lorenzo Bianconi @ 2021-02-19 17:28 UTC (permalink / raw)
To: nbd; +Cc: linux-wireless, lorenzo.bianconi, sean.wang
From: Sean Wang <sean.wang@mediatek.com>
Since the related rx bitrate fields have been moved to group3 in Rxv,
fix rx bitrate statistics in mt7921_mac_fill_rx routine.
Fixes: 163f4d22c118d ("mt76: mt7921: add MAC support")
Signed-off-by: Sean Wang <sean.wang@mediatek.com>
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
---
.../net/wireless/mediatek/mt76/mt7921/mac.c | 155 +++++++++---------
.../net/wireless/mediatek/mt76/mt7921/mac.h | 10 +-
2 files changed, 86 insertions(+), 79 deletions(-)
diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/mac.c b/drivers/net/wireless/mediatek/mt76/mt7921/mac.c
index 8befa8167cde..76d5f194706f 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7921/mac.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7921/mac.c
@@ -400,7 +400,9 @@ int mt7921_mac_fill_rx(struct mt7921_dev *dev, struct sk_buff *skb)
/* RXD Group 3 - P-RXV */
if (rxd1 & MT_RXD1_NORMAL_GROUP_3) {
- u32 v0, v1, v2;
+ u8 stbc, gi;
+ u32 v0, v1;
+ bool cck;
rxv = rxd;
rxd += 2;
@@ -409,7 +411,6 @@ int mt7921_mac_fill_rx(struct mt7921_dev *dev, struct sk_buff *skb)
v0 = le32_to_cpu(rxv[0]);
v1 = le32_to_cpu(rxv[1]);
- v2 = le32_to_cpu(rxv[2]);
if (v0 & MT_PRXV_HT_AD_CODE)
status->enc_flags |= RX_ENC_FLAG_LDPC;
@@ -429,87 +430,87 @@ int mt7921_mac_fill_rx(struct mt7921_dev *dev, struct sk_buff *skb)
status->chain_signal[i]);
}
- /* RXD Group 5 - C-RXV */
- if (rxd1 & MT_RXD1_NORMAL_GROUP_5) {
- u8 stbc = FIELD_GET(MT_CRXV_HT_STBC, v2);
- u8 gi = FIELD_GET(MT_CRXV_HT_SHORT_GI, v2);
- bool cck = false;
+ stbc = FIELD_GET(MT_PRXV_STBC, v0);
+ gi = FIELD_GET(MT_PRXV_SGI, v0);
+ cck = false;
- rxd += 18;
- if ((u8 *)rxd - skb->data >= skb->len)
- return -EINVAL;
+ idx = i = FIELD_GET(MT_PRXV_TX_RATE, v0);
+ mode = FIELD_GET(MT_PRXV_TX_MODE, v0);
- idx = i = FIELD_GET(MT_PRXV_TX_RATE, v0);
- mode = FIELD_GET(MT_CRXV_TX_MODE, v2);
-
- switch (mode) {
- case MT_PHY_TYPE_CCK:
- cck = true;
- fallthrough;
- case MT_PHY_TYPE_OFDM:
- i = mt76_get_rate(&dev->mt76, sband, i, cck);
- break;
- case MT_PHY_TYPE_HT_GF:
- case MT_PHY_TYPE_HT:
- status->encoding = RX_ENC_HT;
- if (i > 31)
- return -EINVAL;
- break;
- case MT_PHY_TYPE_VHT:
- status->nss =
- FIELD_GET(MT_PRXV_NSTS, v0) + 1;
- status->encoding = RX_ENC_VHT;
- if (i > 9)
- return -EINVAL;
- break;
- case MT_PHY_TYPE_HE_MU:
- status->flag |= RX_FLAG_RADIOTAP_HE_MU;
- fallthrough;
- case MT_PHY_TYPE_HE_SU:
- case MT_PHY_TYPE_HE_EXT_SU:
- case MT_PHY_TYPE_HE_TB:
- status->nss =
- FIELD_GET(MT_PRXV_NSTS, v0) + 1;
- status->encoding = RX_ENC_HE;
- status->flag |= RX_FLAG_RADIOTAP_HE;
- i &= GENMASK(3, 0);
-
- if (gi <= NL80211_RATE_INFO_HE_GI_3_2)
- status->he_gi = gi;
-
- status->he_dcm = !!(idx & MT_PRXV_TX_DCM);
- break;
- default:
+ switch (mode) {
+ case MT_PHY_TYPE_CCK:
+ cck = true;
+ fallthrough;
+ case MT_PHY_TYPE_OFDM:
+ i = mt76_get_rate(&dev->mt76, sband, i, cck);
+ break;
+ case MT_PHY_TYPE_HT_GF:
+ case MT_PHY_TYPE_HT:
+ status->encoding = RX_ENC_HT;
+ if (i > 31)
return -EINVAL;
- }
- status->rate_idx = i;
-
- switch (FIELD_GET(MT_CRXV_FRAME_MODE, v2)) {
- case IEEE80211_STA_RX_BW_20:
- break;
- case IEEE80211_STA_RX_BW_40:
- if (mode & MT_PHY_TYPE_HE_EXT_SU &&
- (idx & MT_PRXV_TX_ER_SU_106T)) {
- status->bw = RATE_INFO_BW_HE_RU;
- status->he_ru =
- NL80211_RATE_INFO_HE_RU_ALLOC_106;
- } else {
- status->bw = RATE_INFO_BW_40;
- }
- break;
- case IEEE80211_STA_RX_BW_80:
- status->bw = RATE_INFO_BW_80;
- break;
- case IEEE80211_STA_RX_BW_160:
- status->bw = RATE_INFO_BW_160;
- break;
- default:
+ break;
+ case MT_PHY_TYPE_VHT:
+ status->nss =
+ FIELD_GET(MT_PRXV_NSTS, v0) + 1;
+ status->encoding = RX_ENC_VHT;
+ if (i > 9)
return -EINVAL;
+ break;
+ case MT_PHY_TYPE_HE_MU:
+ status->flag |= RX_FLAG_RADIOTAP_HE_MU;
+ fallthrough;
+ case MT_PHY_TYPE_HE_SU:
+ case MT_PHY_TYPE_HE_EXT_SU:
+ case MT_PHY_TYPE_HE_TB:
+ status->nss =
+ FIELD_GET(MT_PRXV_NSTS, v0) + 1;
+ status->encoding = RX_ENC_HE;
+ status->flag |= RX_FLAG_RADIOTAP_HE;
+ i &= GENMASK(3, 0);
+
+ if (gi <= NL80211_RATE_INFO_HE_GI_3_2)
+ status->he_gi = gi;
+
+ status->he_dcm = !!(idx & MT_PRXV_TX_DCM);
+ break;
+ default:
+ return -EINVAL;
+ }
+
+ status->rate_idx = i;
+
+ switch (FIELD_GET(MT_PRXV_FRAME_MODE, v0)) {
+ case IEEE80211_STA_RX_BW_20:
+ break;
+ case IEEE80211_STA_RX_BW_40:
+ if (mode & MT_PHY_TYPE_HE_EXT_SU &&
+ (idx & MT_PRXV_TX_ER_SU_106T)) {
+ status->bw = RATE_INFO_BW_HE_RU;
+ status->he_ru =
+ NL80211_RATE_INFO_HE_RU_ALLOC_106;
+ } else {
+ status->bw = RATE_INFO_BW_40;
}
+ break;
+ case IEEE80211_STA_RX_BW_80:
+ status->bw = RATE_INFO_BW_80;
+ break;
+ case IEEE80211_STA_RX_BW_160:
+ status->bw = RATE_INFO_BW_160;
+ break;
+ default:
+ return -EINVAL;
+ }
+
+ status->enc_flags |= RX_ENC_FLAG_STBC_MASK * stbc;
+ if (mode < MT_PHY_TYPE_HE_SU && gi)
+ status->enc_flags |= RX_ENC_FLAG_SHORT_GI;
- status->enc_flags |= RX_ENC_FLAG_STBC_MASK * stbc;
- if (mode < MT_PHY_TYPE_HE_SU && gi)
- status->enc_flags |= RX_ENC_FLAG_SHORT_GI;
+ if (rxd1 & MT_RXD1_NORMAL_GROUP_5) {
+ rxd += 18;
+ if ((u8 *)rxd - skb->data >= skb->len)
+ return -EINVAL;
}
}
diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/mac.h b/drivers/net/wireless/mediatek/mt76/mt7921/mac.h
index a0c1fa0f20e4..109c8849d106 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7921/mac.h
+++ b/drivers/net/wireless/mediatek/mt76/mt7921/mac.h
@@ -97,18 +97,24 @@ enum rx_pkt_type {
#define MT_RXD3_NORMAL_PF_MODE BIT(29)
#define MT_RXD3_NORMAL_PF_STS GENMASK(31, 30)
-/* P-RXV */
+/* P-RXV DW0 */
#define MT_PRXV_TX_RATE GENMASK(6, 0)
#define MT_PRXV_TX_DCM BIT(4)
#define MT_PRXV_TX_ER_SU_106T BIT(5)
#define MT_PRXV_NSTS GENMASK(9, 7)
#define MT_PRXV_HT_AD_CODE BIT(11)
+#define MT_PRXV_FRAME_MODE GENMASK(14, 12)
+#define MT_PRXV_SGI GENMASK(16, 15)
+#define MT_PRXV_STBC GENMASK(23, 22)
+#define MT_PRXV_TX_MODE GENMASK(27, 24)
#define MT_PRXV_HE_RU_ALLOC_L GENMASK(31, 28)
-#define MT_PRXV_HE_RU_ALLOC_H GENMASK(3, 0)
+
+/* P-RXV DW1 */
#define MT_PRXV_RCPI3 GENMASK(31, 24)
#define MT_PRXV_RCPI2 GENMASK(23, 16)
#define MT_PRXV_RCPI1 GENMASK(15, 8)
#define MT_PRXV_RCPI0 GENMASK(7, 0)
+#define MT_PRXV_HE_RU_ALLOC_H GENMASK(3, 0)
/* C-RXV */
#define MT_CRXV_HT_STBC GENMASK(1, 0)
--
2.29.2
^ permalink raw reply related [flat|nested] 11+ messages in thread* [PATCH v2 6/8] mt76: mt7921: add flush operation
2021-02-19 17:28 [PATCH v2 0/8] mt76: mt7921: multiple fixes Lorenzo Bianconi
` (4 preceding siblings ...)
2021-02-19 17:28 ` [PATCH v2 5/8] mt76: mt7921: fixup rx bitrate statistics Lorenzo Bianconi
@ 2021-02-19 17:28 ` Lorenzo Bianconi
2021-02-19 17:28 ` [PATCH v2 7/8] mt76: mt7921: fix uninitialized pointer access in mt7921_get_wtbl_info Lorenzo Bianconi
2021-02-19 17:28 ` [PATCH v2 8/8] mt76: connac: update sched_scan cmd usage Lorenzo Bianconi
7 siblings, 0 replies; 11+ messages in thread
From: Lorenzo Bianconi @ 2021-02-19 17:28 UTC (permalink / raw)
To: nbd; +Cc: linux-wireless, lorenzo.bianconi, sean.wang
From: Sean Wang <sean.wang@mediatek.com>
add flush operation to make sure cfg80211_mlme_deauth is able to flush
the deauthtication frame into air immediately.
Co-developed-by: YN Chen <YN.Chen@mediatek.com>
Signed-off-by: YN Chen <YN.Chen@mediatek.com>
Signed-off-by: Sean Wang <sean.wang@mediatek.com>
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
---
drivers/net/wireless/mediatek/mt76/mt7921/main.c | 10 ++++++++++
1 file changed, 10 insertions(+)
diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/main.c b/drivers/net/wireless/mediatek/mt76/mt7921/main.c
index 11d85cf9cfb8..f7552f5201b4 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7921/main.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7921/main.c
@@ -1137,6 +1137,15 @@ static void mt7921_set_rekey_data(struct ieee80211_hw *hw,
}
#endif /* CONFIG_PM */
+static void mt7921_flush(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
+ u32 queues, bool drop)
+{
+ struct mt7921_dev *dev = mt7921_hw_dev(hw);
+
+ wait_event_timeout(dev->mt76.tx_wait, !mt76_has_tx_pending(&dev->mphy),
+ HZ / 2);
+}
+
const struct ieee80211_ops mt7921_ops = {
.tx = mt7921_tx,
.start = mt7921_start,
@@ -1175,4 +1184,5 @@ const struct ieee80211_ops mt7921_ops = {
.set_wakeup = mt7921_set_wakeup,
.set_rekey_data = mt7921_set_rekey_data,
#endif /* CONFIG_PM */
+ .flush = mt7921_flush,
};
--
2.29.2
^ permalink raw reply related [flat|nested] 11+ messages in thread* [PATCH v2 7/8] mt76: mt7921: fix uninitialized pointer access in mt7921_get_wtbl_info
2021-02-19 17:28 [PATCH v2 0/8] mt76: mt7921: multiple fixes Lorenzo Bianconi
` (5 preceding siblings ...)
2021-02-19 17:28 ` [PATCH v2 6/8] mt76: mt7921: add flush operation Lorenzo Bianconi
@ 2021-02-19 17:28 ` Lorenzo Bianconi
2021-02-19 17:28 ` [PATCH v2 8/8] mt76: connac: update sched_scan cmd usage Lorenzo Bianconi
7 siblings, 0 replies; 11+ messages in thread
From: Lorenzo Bianconi @ 2021-02-19 17:28 UTC (permalink / raw)
To: nbd; +Cc: linux-wireless, lorenzo.bianconi, sean.wang
From: Sean Wang <sean.wang@mediatek.com>
fix possible uninitialized pointer access in mt7921_get_wtbl_info
routine
[ 270.073205] wlp1s0: deauthenticating from 9c:5c:8e:c9:93:14 by local choice (Reason: 3=DEAUTH_LEAVING)
[ 270.094918] 8<--- cut here ---
[ 270.097988] Unable to handle kernel NULL pointer dereference at virtual address 0000000a
[ 270.106120] pgd = 7ac68838
[ 270.108842] [0000000a] *pgd=00000000
[ 270.112426] Internal error: Oops: 805 [#1] SMP ARM
[ 270.117216] Modules linked in: mt7921e mt76_connac_lib mt76
[ 270.122803] CPU: 0 PID: 7 Comm: kworker/u8:0 Tainted: G W 5.11.0-rc2+ #67
[ 270.130891] Hardware name: Mediatek Cortex-A7 (Device Tree)
[ 270.136459] Workqueue: phy0 mt7921_mac_work [mt7921e]
[ 270.141557] PC is at mt7921_get_wtbl_info+0x224/0x2d8 [mt7921e]
[ 270.147498] LR is at 0x0
[ 270.150026] pc : [<bf030398>] lr : [<00000000>] psr: 60000013
...
[ 270.317696] 7fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[ 270.325869] 7fe0: 00000000 00000000 00000000 00000000 00000013 00000000 00000000 00000000
[ 270.334043] [<bf030398>] (mt7921_get_wtbl_info [mt7921e]) from [<bf02ea9c>] (mt7921_mac_work+0x298/0x2c0 [mt7921e])
[ 270.344529] [<bf02ea9c>] (mt7921_mac_work [mt7921e]) from [<c013cde8>] (process_one_work+0x1f0/0x538)
[ 270.353780] [<c013cde8>] (process_one_work) from [<c013d17c>] (worker_thread+0x4c/0x55c)
[ 270.361874] [<c013d17c>] (worker_thread) from [<c01447a8>] (kthread+0x124/0x150)
[ 270.369275] [<c01447a8>] (kthread) from [<c0100150>] (ret_from_fork+0x14/0x24)
[ 270.376501] Exception stack(0xc19c7fb0 to 0xc19c7ff8)
[ 270.381550] 7fa0: 00000000 00000000 00000000 00000000
[ 270.389724] 7fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[ 270.397896] 7fe0: 00000000 00000000 00000000 00000000 00000013 00000000
[ 270.404509] Code: e59de012 e1cdc1b6 e1cdc1b8 e59dc016 (e582e00a)
Fixes: 1c099ab44727c ("mt76: mt7921: add MCU support")
Signed-off-by: Sean Wang <sean.wang@mediatek.com>
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
---
drivers/net/wireless/mediatek/mt76/mt7921/mcu.c | 5 ++---
1 file changed, 2 insertions(+), 3 deletions(-)
diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/mcu.c b/drivers/net/wireless/mediatek/mt76/mt7921/mcu.c
index d784c75d47bf..58de7f32a625 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7921/mcu.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7921/mcu.c
@@ -404,11 +404,10 @@ mt7921_mcu_tx_rate_report(struct mt7921_dev *dev, struct sk_buff *skb,
if (wlan_idx >= MT76_N_WCIDS)
return;
+
wcid = rcu_dereference(dev->mt76.wcid[wlan_idx]);
- if (!wcid) {
- stats->tx_rate = rate;
+ if (!wcid)
return;
- }
msta = container_of(wcid, struct mt7921_sta, wcid);
stats = &msta->stats;
--
2.29.2
^ permalink raw reply related [flat|nested] 11+ messages in thread* [PATCH v2 8/8] mt76: connac: update sched_scan cmd usage
2021-02-19 17:28 [PATCH v2 0/8] mt76: mt7921: multiple fixes Lorenzo Bianconi
` (6 preceding siblings ...)
2021-02-19 17:28 ` [PATCH v2 7/8] mt76: mt7921: fix uninitialized pointer access in mt7921_get_wtbl_info Lorenzo Bianconi
@ 2021-02-19 17:28 ` Lorenzo Bianconi
7 siblings, 0 replies; 11+ messages in thread
From: Lorenzo Bianconi @ 2021-02-19 17:28 UTC (permalink / raw)
To: nbd; +Cc: linux-wireless, lorenzo.bianconi, sean.wang
From: Sean Wang <sean.wang@mediatek.com>
Update sched_scan command usage according to the current firmware
submitted into linux-firmware.git.
Fixes: 80fc1e37c0eb ("mt76: mt7921: rely on mt76_connac_mcu module for sched_scan and hw_scan")
Co-developed-by: Soul Huang <Soul.Huang@mediatek.com>
Signed-off-by: Soul Huang <Soul.Huang@mediatek.com>
Signed-off-by: Sean Wang <sean.wang@mediatek.com>
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
---
drivers/net/wireless/mediatek/mt76/mt7615/mt7615.h | 5 -----
drivers/net/wireless/mediatek/mt76/mt76_connac.h | 5 +++++
.../net/wireless/mediatek/mt76/mt76_connac_mcu.c | 7 +++++--
.../net/wireless/mediatek/mt76/mt76_connac_mcu.h | 14 +++++++++++---
4 files changed, 21 insertions(+), 10 deletions(-)
diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/mt7615.h b/drivers/net/wireless/mediatek/mt76/mt7615/mt7615.h
index 491841bc6291..5ef19fbee6bd 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7615/mt7615.h
+++ b/drivers/net/wireless/mediatek/mt76/mt7615/mt7615.h
@@ -408,11 +408,6 @@ static inline bool is_mt7615(struct mt76_dev *dev)
return mt76_chip(dev) == 0x7615 || mt76_chip(dev) == 0x7611;
}
-static inline bool is_mt7663(struct mt76_dev *dev)
-{
- return mt76_chip(dev) == 0x7663;
-}
-
static inline bool is_mt7611(struct mt76_dev *dev)
{
return mt76_chip(dev) == 0x7611;
diff --git a/drivers/net/wireless/mediatek/mt76/mt76_connac.h b/drivers/net/wireless/mediatek/mt76/mt76_connac.h
index 0d58606391b0..b811f3c410a1 100644
--- a/drivers/net/wireless/mediatek/mt76/mt76_connac.h
+++ b/drivers/net/wireless/mediatek/mt76/mt76_connac.h
@@ -73,6 +73,11 @@ static inline bool is_mt7921(struct mt76_dev *dev)
return mt76_chip(dev) == 0x7961;
}
+static inline bool is_mt7663(struct mt76_dev *dev)
+{
+ return mt76_chip(dev) == 0x7663;
+}
+
int mt76_connac_pm_wake(struct mt76_phy *phy, struct mt76_connac_pm *pm);
void mt76_connac_power_save_sched(struct mt76_phy *phy,
struct mt76_connac_pm *pm);
diff --git a/drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.c b/drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.c
index 81515419b5b6..125e02b34a5f 100644
--- a/drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.c
+++ b/drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.c
@@ -1438,10 +1438,13 @@ int mt76_connac_mcu_sched_scan_req(struct mt76_phy *phy,
req->version = 1;
req->seq_num = mvif->scan_seq_num | ext_phy << 7;
- if (sreq->flags & NL80211_SCAN_FLAG_RANDOM_ADDR) {
- get_random_mask_addr(req->random_mac, sreq->mac_addr,
+ if (is_mt7663(phy->dev) &&
+ (sreq->flags & NL80211_SCAN_FLAG_RANDOM_ADDR)) {
+ get_random_mask_addr(req->mt7663.random_mac, sreq->mac_addr,
sreq->mac_addr_mask);
req->scan_func = 1;
+ } else if (is_mt7921(phy->dev)) {
+ req->mt7921.bss_idx = mvif->idx;
}
req->ssids_num = sreq->n_ssids;
diff --git a/drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.h b/drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.h
index 9c26b90655a7..8478f019f5d3 100644
--- a/drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.h
+++ b/drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.h
@@ -756,11 +756,19 @@ struct mt76_connac_sched_scan_req {
u8 channel_type;
u8 channels_num;
u8 intervals_num;
- u8 scan_func; /* BIT(0) eable random mac address */
+ u8 scan_func; /* MT7663: BIT(0) eable random mac address */
struct mt76_connac_mcu_scan_channel channels[64];
__le16 intervals[MT76_CONNAC_MAX_SCHED_SCAN_INTERVAL];
- u8 random_mac[ETH_ALEN]; /* valid when BIT(0) in scan_func is set */
- u8 pad2[58];
+ union {
+ struct {
+ u8 random_mac[ETH_ALEN];
+ u8 pad2[58];
+ } mt7663;
+ struct {
+ u8 bss_idx;
+ u8 pad2[63];
+ } mt7921;
+ };
} __packed;
struct mt76_connac_sched_scan_done {
--
2.29.2
^ permalink raw reply related [flat|nested] 11+ messages in thread