From: Matthias Kaehlcke <mka@chromium.org>
To: Marcel Holtmann <marcel@holtmann.org>,
Johan Hedberg <johan.hedberg@gmail.com>
Cc: linux-bluetooth@vger.kernel.org, linux-kernel@vger.kernel.org,
Balakrishna Godavarthi <bgodavar@codeaurora.org>,
Matthias Kaehlcke <mka@chromium.org>
Subject: [PATCH 1/3] Bluetooth: hci_qca: Pass boolean 'on/off' to qca_send_power_pulse()
Date: Mon, 25 Feb 2019 15:49:52 -0800 [thread overview]
Message-ID: <20190225234954.82942-2-mka@chromium.org> (raw)
In-Reply-To: <20190225234954.82942-1-mka@chromium.org>
There are only two types of power pulses 'on' or 'off', pass a boolean
instead of the power pulse 'command'.
Signed-off-by: Matthias Kaehlcke <mka@chromium.org>
---
drivers/bluetooth/hci_qca.c | 9 +++++----
1 file changed, 5 insertions(+), 4 deletions(-)
diff --git a/drivers/bluetooth/hci_qca.c b/drivers/bluetooth/hci_qca.c
index 5e03504c4e0ca..e4128774e9686 100644
--- a/drivers/bluetooth/hci_qca.c
+++ b/drivers/bluetooth/hci_qca.c
@@ -1004,10 +1004,11 @@ static inline void host_set_baudrate(struct hci_uart *hu, unsigned int speed)
hci_uart_set_baudrate(hu, speed);
}
-static int qca_send_power_pulse(struct hci_uart *hu, u8 cmd)
+static int qca_send_power_pulse(struct hci_uart *hu, bool on)
{
int ret;
int timeout = msecs_to_jiffies(POWER_PULSE_TRANS_TIMEOUT_MS);
+ u8 cmd = on ? QCA_WCN3990_POWERON_PULSE : QCA_WCN3990_POWEROFF_PULSE;
/* These power pulses are single byte command which are sent
* at required baudrate to wcn3990. On wcn3990, we have an external
@@ -1138,12 +1139,12 @@ static int qca_wcn3990_init(struct hci_uart *hu)
/* Forcefully enable wcn3990 to enter in to boot mode. */
host_set_baudrate(hu, 2400);
- ret = qca_send_power_pulse(hu, QCA_WCN3990_POWEROFF_PULSE);
+ ret = qca_send_power_pulse(hu, false);
if (ret)
return ret;
qca_set_speed(hu, QCA_INIT_SPEED);
- ret = qca_send_power_pulse(hu, QCA_WCN3990_POWERON_PULSE);
+ ret = qca_send_power_pulse(hu, true);
if (ret)
return ret;
@@ -1289,7 +1290,7 @@ static void qca_power_shutdown(struct hci_uart *hu)
spin_unlock_irqrestore(&qca->hci_ibs_lock, flags);
host_set_baudrate(hu, 2400);
- qca_send_power_pulse(hu, QCA_WCN3990_POWEROFF_PULSE);
+ qca_send_power_pulse(hu, false);
qca_power_setup(hu, false);
}
--
2.21.0.rc0.258.g878e2cd30e-goog
next prev parent reply other threads:[~2019-02-25 23:50 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-02-25 23:49 [PATCH 0/3] Bluetooth: hci_qca: Add delay after power-off pulse Matthias Kaehlcke
2019-02-25 23:49 ` Matthias Kaehlcke [this message]
2019-02-26 12:16 ` [PATCH 1/3] Bluetooth: hci_qca: Pass boolean 'on/off' to qca_send_power_pulse() Balakrishna Godavarthi
2019-02-25 23:49 ` [PATCH 2/3] Bluetooth: hci_qca: Move boot delay " Matthias Kaehlcke
2019-02-26 12:18 ` Balakrishna Godavarthi
2019-02-26 12:24 ` Balakrishna Godavarthi
2019-02-26 19:31 ` Matthias Kaehlcke
2019-02-25 23:49 ` [PATCH 3/3] Bluetooth: hci_qca: Add delay after power-off pulse Matthias Kaehlcke
2019-02-26 12:19 ` Balakrishna Godavarthi
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