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USB: serial: cp210x: drop flow-control debugging 

Drop some unnecessary flow-control debugging.

Signed-off-by: Johan Hovold <johan@kernel.org>
This commit is contained in:
Johan Hovold 2020-11-16 17:18:24 +01:00
parent 46827bda2d
commit b339628ec0
1 changed files with 1 additions and 5 deletions
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6
drivers/usb/serial/cp210x.c
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@ -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);