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Message-ID: <4176102d8bbc36e5156e348df666a3e12c5a3d75.1637360076.git.objelf@gmail.com>
Date: Sat, 20 Nov 2021 06:25:43 +0800
From: <sean.wang@...iatek.com>
To: <marcel@...tmann.org>, <johan.hedberg@...il.com>
CC: <Mark-YW.Chen@...iatek.com>, <sean.wang@...iatek.com>,
<Soul.Huang@...iatek.com>, <YN.Chen@...iatek.com>,
<Leon.Yen@...iatek.com>, <Eric-SY.Chang@...iatek.com>,
<Deren.Wu@...iatek.com>, <km.lin@...iatek.com>,
<robin.chiu@...iatek.com>, <Eddie.Chen@...iatek.com>,
<ch.yeh@...iatek.com>, <posh.sun@...iatek.com>,
<ted.huang@...iatek.com>, <Eric.Liang@...iatek.com>,
<Stella.Chang@...iatek.com>, <Tom.Chou@...iatek.com>,
<steve.lee@...iatek.com>, <jsiuda@...gle.com>,
<frankgor@...gle.com>, <jemele@...gle.com>,
<abhishekpandit@...gle.com>, <michaelfsun@...gle.com>,
<mcchou@...omium.org>, <shawnku@...gle.com>,
<linux-bluetooth@...r.kernel.org>,
<linux-mediatek@...ts.infradead.org>,
<linux-kernel@...r.kernel.org>
Subject: [PATCH 1/4] Bluetooth: btmtksdio: drop the unnecessary variable created
From: Sean Wang <sean.wang@...iatek.com>
Use the existent variable to drop the unnecessary variable created.
Signed-off-by: Sean Wang <sean.wang@...iatek.com>
---
drivers/bluetooth/btmtksdio.c | 11 ++++++-----
1 file changed, 6 insertions(+), 5 deletions(-)
diff --git a/drivers/bluetooth/btmtksdio.c b/drivers/bluetooth/btmtksdio.c
index ce6a6c00ff98..4f3412ad8fca 100644
--- a/drivers/bluetooth/btmtksdio.c
+++ b/drivers/bluetooth/btmtksdio.c
@@ -98,6 +98,7 @@ MODULE_DEVICE_TABLE(sdio, btmtksdio_table);
#define MTK_SDIO_BLOCK_SIZE 256
#define BTMTKSDIO_TX_WAIT_VND_EVT 1
+#define BTMTKSDIO_HW_TX_READY 2
struct mtkbtsdio_hdr {
__le16 len;
@@ -113,7 +114,6 @@ struct btmtksdio_dev {
struct work_struct txrx_work;
unsigned long tx_state;
struct sk_buff_head txq;
- bool hw_tx_ready;
struct sk_buff *evt_skb;
@@ -254,7 +254,7 @@ static int btmtksdio_tx_packet(struct btmtksdio_dev *bdev,
sdio_hdr->reserved = cpu_to_le16(0);
sdio_hdr->bt_type = hci_skb_pkt_type(skb);
- bdev->hw_tx_ready = false;
+ clear_bit(BTMTKSDIO_HW_TX_READY, &bdev->tx_state);
err = sdio_writesb(bdev->func, MTK_REG_CTDR, skb->data,
round_up(skb->len, MTK_SDIO_BLOCK_SIZE));
if (err < 0)
@@ -463,11 +463,12 @@ static void btmtksdio_txrx_work(struct work_struct *work)
bt_dev_dbg(bdev->hdev, "Get fw own back");
if (int_status & TX_EMPTY)
- bdev->hw_tx_ready = true;
+ set_bit(BTMTKSDIO_HW_TX_READY, &bdev->tx_state);
+
else if (unlikely(int_status & TX_FIFO_OVERFLOW))
bt_dev_warn(bdev->hdev, "Tx fifo overflow");
- if (bdev->hw_tx_ready) {
+ if (test_bit(BTMTKSDIO_HW_TX_READY, &bdev->tx_state)) {
skb = skb_dequeue(&bdev->txq);
if (skb) {
err = btmtksdio_tx_packet(bdev, skb);
@@ -811,7 +812,7 @@ static int btmtksdio_setup(struct hci_dev *hdev)
u32 fw_version = 0;
calltime = ktime_get();
- bdev->hw_tx_ready = true;
+ set_bit(BTMTKSDIO_HW_TX_READY, &bdev->tx_state);
switch (bdev->data->chipid) {
case 0x7921:
--
2.25.1
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