[PATCH][next] mt76: Use fallthrough pseudo-keyword

From: Gustavo A. R. Silva
Date: Tue Sep 01 2020 - 13:27:41 EST

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Replace the existing /* fall through */ comments and its variants with
the new pseudo-keyword macro fallthrough[1]. Also, remove unnecessary
fall-through markings when it is the case.

[1] https://www.kernel.org/doc/html/v5.7/process/deprecated.html?highlight=fallthrough#implicit-switch-case-fall-through

Signed-off-by: Gustavo A. R. Silva <gustavoars@xxxxxxxxxx>
---
drivers/net/wireless/mediatek/mt76/mt7603/dma.c | 2 +-
drivers/net/wireless/mediatek/mt76/mt7603/mac.c | 4 ++--
drivers/net/wireless/mediatek/mt76/mt7615/mac.c | 6 +++---
drivers/net/wireless/mediatek/mt76/mt7615/mcu.c | 2 +-
drivers/net/wireless/mediatek/mt76/mt76x0/phy.c | 2 +-
drivers/net/wireless/mediatek/mt76/mt76x02_mac.c | 6 +++---
drivers/net/wireless/mediatek/mt76/mt7915/debugfs.c | 1 -
drivers/net/wireless/mediatek/mt76/mt7915/dma.c | 2 +-
drivers/net/wireless/mediatek/mt76/mt7915/mac.c | 4 ++--
drivers/net/wireless/mediatek/mt76/mt7915/mcu.c | 2 +-
drivers/net/wireless/mediatek/mt76/usb.c | 2 +-
11 files changed, 16 insertions(+), 17 deletions(-)

diff --git a/drivers/net/wireless/mediatek/mt76/mt7603/dma.c b/drivers/net/wireless/mediatek/mt76/mt7603/dma.c
index a08b85281170..1dfcd7407535 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7603/dma.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7603/dma.c
@@ -123,7 +123,7 @@ void mt7603_queue_rx_skb(struct mt76_dev *mdev, enum mt76_rxq_id q,
mt76_rx(&dev->mt76, q, skb);
return;
}
- /* fall through */
+ fallthrough;
default:
dev_kfree_skb(skb);
break;
diff --git a/drivers/net/wireless/mediatek/mt76/mt7603/mac.c b/drivers/net/wireless/mediatek/mt76/mt7603/mac.c
index 8060c1514396..95602cbef3c3 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7603/mac.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7603/mac.c
@@ -592,7 +592,7 @@ mt7603_mac_fill_rx(struct mt7603_dev *dev, struct sk_buff *skb)
switch (FIELD_GET(MT_RXV1_TX_MODE, rxdg0)) {
case MT_PHY_TYPE_CCK:
cck = true;
- /* fall through */
+ fallthrough;
case MT_PHY_TYPE_OFDM:
i = mt76_get_rate(&dev->mt76, sband, i, cck);
break;
@@ -1161,7 +1161,7 @@ mt7603_fill_txs(struct mt7603_dev *dev, struct mt7603_sta *sta,
switch (FIELD_GET(MT_TX_RATE_MODE, final_rate)) {
case MT_PHY_TYPE_CCK:
cck = true;
- /* fall through */
+ fallthrough;
case MT_PHY_TYPE_OFDM:
if (dev->mphy.chandef.chan->band == NL80211_BAND_5GHZ)
sband = &dev->mphy.sband_5g.sband;
diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/mac.c b/drivers/net/wireless/mediatek/mt76/mt7615/mac.c
index 3dd8dd28690e..60be7f409470 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7615/mac.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7615/mac.c
@@ -378,7 +378,7 @@ static int mt7615_mac_fill_rx(struct mt7615_dev *dev, struct sk_buff *skb)
switch (FIELD_GET(MT_RXV1_TX_MODE, rxdg0)) {
case MT_PHY_TYPE_CCK:
cck = true;
- /* fall through */
+ fallthrough;
case MT_PHY_TYPE_OFDM:
i = mt76_get_rate(&dev->mt76, sband, i, cck);
break;
@@ -1271,7 +1271,7 @@ static bool mt7615_fill_txs(struct mt7615_dev *dev, struct mt7615_sta *sta,
switch (FIELD_GET(MT_TX_RATE_MODE, final_rate)) {
case MT_PHY_TYPE_CCK:
cck = true;
- /* fall through */
+ fallthrough;
case MT_PHY_TYPE_OFDM:
mphy = &dev->mphy;
if (sta->wcid.ext_phy && dev->mt76.phy2)
@@ -1478,7 +1478,7 @@ void mt7615_queue_rx_skb(struct mt76_dev *mdev, enum mt76_rxq_id q,
mt76_rx(&dev->mt76, q, skb);
return;
}
- /* fall through */
+ fallthrough;
default:
dev_kfree_skb(skb);
break;
diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/mcu.c b/drivers/net/wireless/mediatek/mt76/mt7615/mcu.c
index 7781530fb3e6..7128c6082142 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7615/mcu.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7615/mcu.c
@@ -3279,7 +3279,7 @@ static int mt7615_dcoc_freq_idx(u16 freq, u8 bw)
freq = freq_bw40[idx];
break;
}
- /* fall through */
+ fallthrough;
case NL80211_CHAN_WIDTH_40:
idx = mt7615_find_freq_idx(freq_bw40, ARRAY_SIZE(freq_bw40),
freq);
diff --git a/drivers/net/wireless/mediatek/mt76/mt76x0/phy.c b/drivers/net/wireless/mediatek/mt76/mt76x0/phy.c
index 09f34deb6ba1..3de33aadf794 100644
--- a/drivers/net/wireless/mediatek/mt76/mt76x0/phy.c
+++ b/drivers/net/wireless/mediatek/mt76/mt76x0/phy.c
@@ -734,7 +734,7 @@ mt76x0_phy_get_delta_power(struct mt76x02_dev *dev, u8 tx_mode,
case 1:
if (chan->band == NL80211_BAND_2GHZ)
tssi_target += 29491; /* 3.6 * 8192 */
- /* fall through */
+ fallthrough;
case 0:
break;
default:
diff --git a/drivers/net/wireless/mediatek/mt76/mt76x02_mac.c b/drivers/net/wireless/mediatek/mt76/mt76x02_mac.c
index e4e03beabe43..11900bcc1be0 100644
--- a/drivers/net/wireless/mediatek/mt76/mt76x02_mac.c
+++ b/drivers/net/wireless/mediatek/mt76/mt76x02_mac.c
@@ -300,7 +300,7 @@ mt76x02_mac_process_tx_rate(struct ieee80211_tx_rate *txrate, u16 rate,
return 0;
case MT_PHY_TYPE_HT_GF:
txrate->flags |= IEEE80211_TX_RC_GREEN_FIELD;
- /* fall through */
+ fallthrough;
case MT_PHY_TYPE_HT:
txrate->flags |= IEEE80211_TX_RC_MCS;
txrate->idx = idx;
@@ -462,7 +462,7 @@ mt76x02_tx_rate_fallback(struct ieee80211_tx_rate *rates, int idx, int phy)
rates[1].idx = 0;
break;
}
- /* fall through */
+ fallthrough;
default:
rates[1].idx = max_t(int, rates[0].idx - 1, 0);
break;
@@ -677,7 +677,7 @@ mt76x02_mac_process_rate(struct mt76x02_dev *dev,
return 0;
case MT_PHY_TYPE_HT_GF:
status->enc_flags |= RX_ENC_FLAG_HT_GF;
- /* fall through */
+ fallthrough;
case MT_PHY_TYPE_HT:
status->encoding = RX_ENC_HT;
status->rate_idx = idx;
diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/debugfs.c b/drivers/net/wireless/mediatek/mt76/mt7915/debugfs.c
index 38f473d587c9..e7febc982930 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7915/debugfs.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7915/debugfs.c
@@ -21,7 +21,6 @@ static int mt7915_ser_trigger_set(void *data, u64 val)
switch (val) {
case SER_SET_RECOVER_L1:
case SER_SET_RECOVER_L2:
- /* fall through */
ret = mt7915_mcu_set_ser(dev, SER_ENABLE, BIT(val), 0);
if (ret)
return ret;
diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/dma.c b/drivers/net/wireless/mediatek/mt76/mt7915/dma.c
index a8832c5e6004..12e5a4988d70 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7915/dma.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7915/dma.c
@@ -72,7 +72,7 @@ void mt7915_queue_rx_skb(struct mt76_dev *mdev, enum mt76_rxq_id q,
mt76_rx(&dev->mt76, q, skb);
return;
}
- /* fall through */
+ fallthrough;
default:
dev_kfree_skb(skb);
break;
diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/mac.c b/drivers/net/wireless/mediatek/mt76/mt7915/mac.c
index 036207f828f3..ab65315a509a 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7915/mac.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7915/mac.c
@@ -468,7 +468,7 @@ int mt7915_mac_fill_rx(struct mt7915_dev *dev, struct sk_buff *skb)
switch (mode) {
case MT_PHY_TYPE_CCK:
cck = true;
- /* fall through */
+ fallthrough;
case MT_PHY_TYPE_OFDM:
i = mt76_get_rate(&dev->mt76, sband, i, cck);
break;
@@ -487,7 +487,7 @@ int mt7915_mac_fill_rx(struct mt7915_dev *dev, struct sk_buff *skb)
break;
case MT_PHY_TYPE_HE_MU:
status->flag |= RX_FLAG_RADIOTAP_HE_MU;
- /* fall through */
+ fallthrough;
case MT_PHY_TYPE_HE_SU:
case MT_PHY_TYPE_HE_EXT_SU:
case MT_PHY_TYPE_HE_TB:
diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c b/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c
index ac8ec257da03..98953f7469ee 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c
@@ -1407,7 +1407,7 @@ mt7915_mcu_sta_he_tlv(struct sk_buff *skb, struct ieee80211_sta *sta)

he->max_nss_mcs[CMD_HE_MCS_BW160] =
he_cap->he_mcs_nss_supp.rx_mcs_160;
- /* fall through */
+ fallthrough;
default:
he->max_nss_mcs[CMD_HE_MCS_BW80] =
he_cap->he_mcs_nss_supp.rx_mcs_80;
diff --git a/drivers/net/wireless/mediatek/mt76/usb.c b/drivers/net/wireless/mediatek/mt76/usb.c
index dcab5993763a..aa44b10f69e8 100644
--- a/drivers/net/wireless/mediatek/mt76/usb.c
+++ b/drivers/net/wireless/mediatek/mt76/usb.c
@@ -616,7 +616,7 @@ static void mt76u_complete_rx(struct urb *urb)
default:
dev_err_ratelimited(dev->dev, "rx urb failed: %d\n",
urb->status);
- /* fall through */
+ fallthrough;
case 0:
break;
}
--
2.27.0

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