From 61598093bbdd283a7edc367d900f223070ead8d2 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Fri, 10 May 2024 07:43:03 +0000
Subject: [PATCH] add ax88772C AX88772C_eeprom_tools
---
kernel/drivers/usb/serial/usb_wwan.c | 31 ++++++++++++++++++-------------
1 files changed, 18 insertions(+), 13 deletions(-)
diff --git a/kernel/drivers/usb/serial/usb_wwan.c b/kernel/drivers/usb/serial/usb_wwan.c
index 628a75d..c845b1c 100644
--- a/kernel/drivers/usb/serial/usb_wwan.c
+++ b/kernel/drivers/usb/serial/usb_wwan.c
@@ -140,10 +140,10 @@
ss->line = port->minor;
ss->port = port->port_number;
ss->baud_base = tty_get_baud_rate(port->port.tty);
- ss->close_delay = jiffies_to_msecs(port->port.close_delay) / 10;
+ ss->close_delay = port->port.close_delay / 10;
ss->closing_wait = port->port.closing_wait == ASYNC_CLOSING_WAIT_NONE ?
ASYNC_CLOSING_WAIT_NONE :
- jiffies_to_msecs(port->port.closing_wait) / 10;
+ port->port.closing_wait / 10;
return 0;
}
EXPORT_SYMBOL(usb_wwan_get_serial_info);
@@ -155,10 +155,9 @@
unsigned int closing_wait, close_delay;
int retval = 0;
- close_delay = msecs_to_jiffies(ss->close_delay * 10);
+ close_delay = ss->close_delay * 10;
closing_wait = ss->closing_wait == ASYNC_CLOSING_WAIT_NONE ?
- ASYNC_CLOSING_WAIT_NONE :
- msecs_to_jiffies(ss->closing_wait * 10);
+ ASYNC_CLOSING_WAIT_NONE : ss->closing_wait * 10;
mutex_lock(&port->port.mutex);
@@ -271,9 +270,7 @@
if (status) {
dev_dbg(dev, "%s: nonzero status: %d on endpoint %02x.\n",
__func__, status, endpoint);
-
- /* don't resubmit on fatal errors */
- if (status == -ESHUTDOWN || status == -ENOENT)
+ if (status == -ESHUTDOWN || status == -ENOENT || status == -EPROTO)
return;
} else {
if (urb->actual_length) {
@@ -435,8 +432,7 @@
/*
* Need to take susp_lock to make sure port is not already being
- * resumed, but no need to hold it due to the tty-port initialized
- * flag.
+ * resumed, but no need to hold it due to initialized
*/
spin_lock_irq(&intfdata->susp_lock);
if (--intfdata->open_ports == 0)
@@ -467,7 +463,6 @@
void (*callback) (struct urb *))
{
struct usb_serial *serial = port->serial;
- struct usb_wwan_intf_private *intfdata = usb_get_serial_data(serial);
struct urb *urb;
urb = usb_alloc_urb(0, GFP_KERNEL); /* No ISO */
@@ -478,8 +473,18 @@
usb_sndbulkpipe(serial->dev, endpoint) | dir,
buf, len, callback, ctx);
- if (intfdata->use_zlp && dir == USB_DIR_OUT)
- urb->transfer_flags |= URB_ZERO_PACKET;
+#if 1 //Added by Quectel for Zero Packet
+ if (dir == USB_DIR_OUT) {
+ if (serial->dev->descriptor.idVendor == cpu_to_le16(0x05C6) && serial->dev->descriptor.idProduct == cpu_to_le16(0x9090))
+ urb->transfer_flags |= URB_ZERO_PACKET;
+ if (serial->dev->descriptor.idVendor == cpu_to_le16(0x05C6) && serial->dev->descriptor.idProduct == cpu_to_le16(0x9003))
+ urb->transfer_flags |= URB_ZERO_PACKET;
+ if (serial->dev->descriptor.idVendor == cpu_to_le16(0x05C6) && serial->dev->descriptor.idProduct == cpu_to_le16(0x9215))
+ urb->transfer_flags |= URB_ZERO_PACKET;
+ if (serial->dev->descriptor.idVendor == cpu_to_le16(0x2C7C))
+ urb->transfer_flags |= URB_ZERO_PACKET;
+ }
+#endif
return urb;
}
--
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