From: Balakrishna Godavarthi <bgodavar@codeaurora.org>
To: Matthias Kaehlcke <mka@chromium.org>
Cc: Marcel Holtmann <marcel@holtmann.org>,
Johan Hedberg <johan.hedberg@gmail.com>,
linux-bluetooth@vger.kernel.org, linux-kernel@vger.kernel.org,
hemantg@codeaurora.org
Subject: Re: [PATCH 2/3] Bluetooth: hci_qca: Move boot delay to qca_send_power_pulse()
Date: Tue, 26 Feb 2019 17:48:45 +0530 [thread overview]
Message-ID: <c4f0563baa3b61a3bd1725d71517495e@codeaurora.org> (raw)
In-Reply-To: <20190225234954.82942-3-mka@chromium.org>
On 2019-02-26 05:19, Matthias Kaehlcke wrote:
> After sending a power on pulse the driver has a delay of 100ms
> to allow the host controller to boot. Move the delay into
> qca_send_power_pulse(), since it is directly related with the
> power-on pulse.
>
> Signed-off-by: Matthias Kaehlcke <mka@chromium.org>
> ---
> drivers/bluetooth/hci_qca.c | 6 +++---
> 1 file changed, 3 insertions(+), 3 deletions(-)
>
> diff --git a/drivers/bluetooth/hci_qca.c b/drivers/bluetooth/hci_qca.c
> index e4128774e9686..eacc108c422d0 100644
> --- a/drivers/bluetooth/hci_qca.c
> +++ b/drivers/bluetooth/hci_qca.c
> @@ -1036,6 +1036,9 @@ static int qca_send_power_pulse(struct hci_uart
> *hu, bool on)
> usleep_range(100, 200);
> hci_uart_set_flow_control(hu, false);
>
> + if (on)
> + msleep(100);
> +
> return 0;
> }
>
> @@ -1148,9 +1151,6 @@ static int qca_wcn3990_init(struct hci_uart *hu)
> if (ret)
> return ret;
>
> - /* Wait for 100 ms for SoC to boot */
> - msleep(100);
> -
> /* Now the device is in ready state to communicate with host.
> * To sync host with device we need to reopen port.
> * Without this, we will have RTS and CTS synchronization
Reviewed-by: Balakrishna Godavarthi <bgodavar@codeaurora.org>
--
Regards
Balakrishna.
next prev parent reply other threads:[~2019-02-26 12:18 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 ` [PATCH 1/3] Bluetooth: hci_qca: Pass boolean 'on/off' to qca_send_power_pulse() Matthias Kaehlcke
2019-02-26 12:16 ` 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 [this message]
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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