diff options
| author | Mike Westerhof <mwester@dls.net> | 2006-05-13 04:41:24 +0000 |
|---|---|---|
| committer | OpenEmbedded Project <openembedded-devel@lists.openembedded.org> | 2006-05-13 04:41:24 +0000 |
| commit | 956f95097b2378cc1e2338847729021ddc1f1160 (patch) | |
| tree | a657d2aaf01b06b8d7ec82d3e7913f1a88bb3fbe /packages/linux/unslung-kernel | |
| parent | 3015354b85751f9bfd5160da5ae7e34b13bcf6f8 (diff) | |
Unslung: unslung-kernel pl2303.c add patch for modem control signals
Diffstat (limited to 'packages/linux/unslung-kernel')
| -rw-r--r-- | packages/linux/unslung-kernel/pl2303_mdmctl.patch | 59 |
1 files changed, 59 insertions, 0 deletions
diff --git a/packages/linux/unslung-kernel/pl2303_mdmctl.patch b/packages/linux/unslung-kernel/pl2303_mdmctl.patch new file mode 100644 index 0000000000..aeebb9ea6e --- /dev/null +++ b/packages/linux/unslung-kernel/pl2303_mdmctl.patch @@ -0,0 +1,59 @@ +--- linux-2.4.22/drivers/usb/serial/pl2303.c 2006-05-12 16:05:17.000000000 -0400
++++ linux-2.4.22-fred/drivers/usb/serial/pl2303.c 2006-05-12 18:00:39.000000000 -0400
+@@ -642,14 +642,56 @@ static int wait_modem_info(struct usb_se
+ return 0;
+ }
+
++
+ static int pl2303_ioctl (struct usb_serial_port *port, struct file *file, unsigned int cmd, unsigned long arg)
+ {
++ struct pl2303_private *priv = port->private;
++ unsigned int value;
++
+ dbg("%s (%d) cmd = 0x%04x", __FUNCTION__, port->number, cmd);
+
+ switch (cmd) {
+ case TIOCMIWAIT:
+ dbg("%s (%d) TIOCMIWAIT", __FUNCTION__, port->number);
+ return wait_modem_info(port, arg);
++
++ case TIOCMGET:
++ value = ((priv->line_control & CONTROL_DTR) ? TIOCM_DTR : 0)
++ | ((priv->line_control & CONTROL_RTS) ? TIOCM_RTS : 0)
++ | ((priv->line_status & UART_CTS) ? TIOCM_CTS : 0)
++ | ((priv->line_status & UART_DSR) ? TIOCM_DSR : 0)
++ | ((priv->line_status & UART_RING) ? TIOCM_RI : 0)
++ | ((priv->line_status & UART_DCD) ? TIOCM_CD : 0);
++
++ if (put_user(value, (unsigned int *) arg))
++ return -EFAULT;
++ return 0;
++
++ case TIOCMSET:
++ if (get_user(value, (unsigned int *) arg))
++ return -EFAULT;
++ priv->line_control &= ~(CONTROL_RTS | CONTROL_DTR);
++ priv->line_control |= ((arg & TIOCM_RTS) ? CONTROL_RTS : 0);
++ priv->line_control |= ((arg & TIOCM_DTR) ? CONTROL_DTR : 0);
++ return set_control_lines (port->serial->dev, priv->line_control);
++
++ case TIOCMBIS:
++ if (get_user(value, (unsigned int *) arg))
++ return -EFAULT;
++ if (value & TIOCM_RTS)
++ priv->line_control |= CONTROL_RTS;
++ if (value & TIOCM_DTR)
++ priv->line_control |= CONTROL_DTR;
++ return set_control_lines (port->serial->dev, priv->line_control);
++
++ case TIOCMBIC:
++ if (get_user(value, (unsigned int *) arg))
++ return -EFAULT;
++ if (value & TIOCM_RTS)
++ priv->line_control &= ~CONTROL_RTS;
++ if (value & TIOCM_DTR)
++ priv->line_control &= ~CONTROL_DTR;
++ return set_control_lines (port->serial->dev, priv->line_control);
+
+ default:
+ dbg("%s not supported = 0x%04x", __FUNCTION__, cmd);
|