From: Johan Hovold <johan@kernel.org>
To: linux-usb@vger.kernel.org
Cc: Sheng Long Wang <shenglong.wang.ext@siemens.com>,
linux-kernel@vger.kernel.org, Johan Hovold <johan@kernel.org>
Subject: [PATCH 4/6] USB: serial: cp210x: drop flow-control debugging
Date: Mon, 16 Nov 2020 17:18:24 +0100 [thread overview]
Message-ID: <20201116161826.29417-5-johan@kernel.org> (raw)
In-Reply-To: <20201116161826.29417-1-johan@kernel.org>
Drop some unnecessary flow-control debugging.
Signed-off-by: Johan Hovold <johan@kernel.org>
---
drivers/usb/serial/cp210x.c | 6 +-----
1 file changed, 1 insertion(+), 5 deletions(-)
diff --git a/drivers/usb/serial/cp210x.c b/drivers/usb/serial/cp210x.c
index bb9c3d7ccaee..04d2b15ceded 100644
--- a/drivers/usb/serial/cp210x.c
+++ b/drivers/usb/serial/cp210x.c
@@ -1165,8 +1165,6 @@ static void cp210x_set_termios(struct tty_struct *tty,
sizeof(flow_ctl));
ctl_hs = le32_to_cpu(flow_ctl.ulControlHandshake);
flow_repl = le32_to_cpu(flow_ctl.ulFlowReplace);
- dev_dbg(dev, "%s - read ulControlHandshake=0x%08x, ulFlowReplace=0x%08x\n",
- __func__, ctl_hs, flow_repl);
ctl_hs &= ~CP210X_SERIAL_DSR_HANDSHAKE;
ctl_hs &= ~CP210X_SERIAL_DCD_HANDSHAKE;
@@ -1179,17 +1177,15 @@ static void cp210x_set_termios(struct tty_struct *tty,
flow_repl &= ~CP210X_SERIAL_RTS_MASK;
flow_repl |= CP210X_SERIAL_RTS_SHIFT(
CP210X_SERIAL_RTS_FLOW_CTL);
- dev_dbg(dev, "%s - flow control = CRTSCTS\n", __func__);
} else {
ctl_hs &= ~CP210X_SERIAL_CTS_HANDSHAKE;
flow_repl &= ~CP210X_SERIAL_RTS_MASK;
flow_repl |= CP210X_SERIAL_RTS_SHIFT(
CP210X_SERIAL_RTS_ACTIVE);
- dev_dbg(dev, "%s - flow control = NONE\n", __func__);
}
- dev_dbg(dev, "%s - write ulControlHandshake=0x%08x, ulFlowReplace=0x%08x\n",
+ dev_dbg(dev, "%s - ulControlHandshake=0x%08x, ulFlowReplace=0x%08x\n",
__func__, ctl_hs, flow_repl);
flow_ctl.ulControlHandshake = cpu_to_le32(ctl_hs);
flow_ctl.ulFlowReplace = cpu_to_le32(flow_repl);
--
2.26.2
next prev parent reply other threads:[~2020-11-16 16:19 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-11-16 16:18 [PATCH 0/6] USB: serial: cp210x: clean up termios handling Johan Hovold
2020-11-16 16:18 ` [PATCH 1/6] USB: serial: cp210x: return early on unchanged termios Johan Hovold
2020-11-16 16:18 ` [PATCH 2/6] USB: serial: cp210x: clean up line-control handling Johan Hovold
2020-11-16 16:18 ` [PATCH 3/6] USB: serial: cp210x: set terminal settings on open Johan Hovold
2020-11-16 16:18 ` Johan Hovold [this message]
2020-11-16 16:18 ` [PATCH 5/6] USB: serial: cp210x: refactor flow-control handling Johan Hovold
2020-11-16 16:18 ` [PATCH 6/6] USB: serial: cp210x: clean up dts_rts Johan Hovold
2020-12-04 13:59 ` [PATCH 0/6] USB: serial: cp210x: clean up termios handling Johan Hovold
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20201116161826.29417-5-johan@kernel.org \
--to=johan@kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-usb@vger.kernel.org \
--cc=shenglong.wang.ext@siemens.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.