linux-ezx: add 2.6.23

1 files changed, 297 insertions, 0 deletions

diff --git a/packages/linux/linux-ezx-2.6.23/patches/mux-linux-2.6.21-fix.patch b/packages/linux/linux-ezx-2.6.23/patches/mux-linux-2.6.21-fix.patch
new file mode 100644
index 0000000000..8d5299e3bd
--- /dev/null
+++ b/packages/linux/linux-ezx-2.6.23/patches/mux-linux-2.6.21-fix.patch
@@ -0,0 +1,297 @@
+Index: linux-2.6.21/drivers/char/ts0710.h
+===================================================================
+--- linux-2.6.21.orig/drivers/char/ts0710.h	2007-04-27 20:35:44.000000000 -0300
++++ linux-2.6.21/drivers/char/ts0710.h	2007-04-27 20:36:03.000000000 -0300
+@@ -45,7 +45,6 @@
+  *  11/18/2002  Modified
+  */
+ 
+-#include <linux/config.h>
+ #include <linux/module.h>
+ 
+ #include <linux/errno.h>
+@@ -58,7 +57,6 @@
+ #include <linux/major.h>
+ #include <linux/mm.h>
+ #include <linux/init.h>
+-#include <linux/devfs_fs_kernel.h>
+ 
+ #include <asm/uaccess.h>
+ #include <asm/system.h>
+Index: linux-2.6.21/drivers/char/ts0710_mux.c
+===================================================================
+--- linux-2.6.21.orig/drivers/char/ts0710_mux.c	2007-04-27 20:35:44.000000000 -0300
++++ linux-2.6.21/drivers/char/ts0710_mux.c	2007-04-27 20:36:03.000000000 -0300
+@@ -46,7 +46,6 @@
+  *  11/18/2002  Second version
+  *  04/21/2004  Add GPRS PROC
+  */
+-#include <linux/config.h>
+ #include <linux/module.h>
+ #include <linux/types.h>
+ 
+@@ -70,15 +69,12 @@
+ #include <linux/mm.h>
+ #include <linux/slab.h>
+ #include <linux/init.h>
+-#include <linux/devfs_fs_kernel.h>
+-//#include <syslog.h>
+ 
+ #include <asm/uaccess.h>
+ #include <asm/system.h>
+ #include <asm/bitops.h>
+ 
+ #ifdef USB_FOR_MUX
+-//#include <linux/usb.h>
+ #include "ts0710_mux_usb.h"
+ #endif
+ 
+@@ -268,8 +264,8 @@
+ static struct work_struct post_recv_tqueue;
+ 
+ static struct tty_struct *mux_table[NR_MUXS];
+-static struct termios *mux_termios[NR_MUXS];
+-static struct termios *mux_termios_locked[NR_MUXS];
++static struct ktermios *mux_termios[NR_MUXS];
++static struct ktermios *mux_termios_locked[NR_MUXS];
+ static volatile short int mux_tty[NR_MUXS];
+ 
+ #ifdef min
+@@ -1894,11 +1890,7 @@
+ 				if (test_bit(TTY_THROTTLED, &tty->flags)) {
+ 					queue_data = 1;
+ 				} else {
+-					if (test_bit
+-					    (TTY_DONT_FLIP, &tty->flags)) {
+-						queue_data = 1;
+-						post_recv = 1;
+-					} else if (recv_info->total) {
++					if (recv_info->total) {
+ 						queue_data = 1;
+ 						post_recv = 1;
+ 					} else if (recv_room < uih_len) {
+@@ -3149,10 +3141,10 @@
+ 
+ /*For BP UART problem End*/
+ 
+-static void receive_worker(void *private_)
++static void receive_worker(struct work_struct *work)
+ {
+ 	struct tty_struct *tty = COMM_FOR_MUX_TTY;
+-	int i, count, tbuf_free, tbuf_read;
++	int count, tbuf_free, tbuf_read;
+ 	static unsigned char tbuf[TS0710MUX_MAX_BUF_SIZE];
+ 	static unsigned char *tbuf_ptr = &tbuf[0];
+ 	static unsigned char *start_flag = 0;
+@@ -3168,7 +3160,7 @@
+ 	__u32 uih_len;
+ 	/*For BP UART problem End */
+ 
+-	UNUSED_PARAM(private_);
++	UNUSED_PARAM(work);
+ 
+   	if (!tty)
+   		return;
+@@ -3440,7 +3432,7 @@
+ 	clear_bit(RECV_RUNNING, &mux_recv_flags);
+ }
+ 
+-static void post_recv_worker(void *private_)
++static void post_recv_worker(struct work_struct *work)
+ {
+ 	ts0710_con *ts0710 = &ts0710_connection;
+ 	int tty_idx;
+@@ -3453,7 +3445,7 @@
+ 	mux_recv_packet *recv_packet, *recv_packet2;
+ 	__u8 j;
+ 
+-	UNUSED_PARAM(private_);
++	UNUSED_PARAM(work);
+ 
+ 	if (test_and_set_bit(RECV_RUNNING, &mux_recv_flags)) {
+ 		schedule_work(&post_recv_tqueue);
+@@ -3499,10 +3491,6 @@
+ 		if (test_bit(TTY_THROTTLED, &tty->flags)) {
+ 			add_post_recv_queue(&post_recv_q, recv_info);
+ 			continue;
+-		} else if (test_bit(TTY_DONT_FLIP, &tty->flags)) {
+-			post_recv = 1;
+-			add_post_recv_queue(&post_recv_q, recv_info);
+-			continue;
+ 		}
+ 
+ 		flow_control = 0;
+@@ -3635,7 +3623,7 @@
+ 	}
+ }
+ 
+-static void send_worker(void *private_)
++static void send_worker(struct work_struct *work)
+ {
+ 	ts0710_con *ts0710 = &ts0710_connection;
+ 	__u8 j;
+@@ -3644,7 +3632,7 @@
+ 	struct tty_struct *tty;
+ 	__u8 dlci;
+ 
+-	UNUSED_PARAM(private_);
++	UNUSED_PARAM(work);
+ 
+ 	TS0710_DEBUG("Enter into send_worker");
+ 
+@@ -3819,7 +3807,8 @@
+ 	gprsData[TS0710MUX_GPRS_SESSION_MAX - 1].sentBytes =
+ 	    get_count(TS0710MUX_GPRS2_SEND_COUNT_IDX);
+ 
+-	copy_to_user(buf, gprsData, bufLen);
++	if(copy_to_user(buf, gprsData, bufLen))
++		return -EFAULT;
+ 
+ 	return bufLen;
+ }
+@@ -3836,7 +3825,8 @@
+ 
+ 	memset(gprsData, 0, bufLen);
+ 
+-	copy_from_user(gprsData, buf, bufLen);
++	if(copy_from_user(gprsData, buf, bufLen))
++		return -EFAULT;
+ 
+ 	set_count(TS0710MUX_GPRS1_RECV_COUNT_IDX, gprsData[0].recvBytes);
+ 	set_count(TS0710MUX_GPRS1_SEND_COUNT_IDX, gprsData[0].sentBytes);
+@@ -3893,9 +3883,9 @@
+ 	}
+ 	post_recv_count_flag = 0;
+ 
+-	INIT_WORK(&send_tqueue, send_worker, NULL);
+-	INIT_WORK(&receive_tqueue, receive_worker, NULL);
+-	INIT_WORK(&post_recv_tqueue, post_recv_worker, NULL);
++	INIT_WORK(&send_tqueue, send_worker);
++	INIT_WORK(&receive_tqueue, receive_worker);
++	INIT_WORK(&post_recv_tqueue, post_recv_worker);
+ 
+ 	mux_driver = alloc_tty_driver(NR_MUXS);
+ 	if (!mux_driver)
+@@ -3904,12 +3894,11 @@
+ 	mux_driver->owner = THIS_MODULE;
+ 	mux_driver->driver_name = "ts0710mux";
+ 	mux_driver->name = "mux";
+-	mux_driver->devfs_name = "mux";
+ 	mux_driver->major = TS0710MUX_MAJOR;
+ 	mux_driver->minor_start = TS0710MUX_MINOR_START;
+ 	mux_driver->type = TTY_DRIVER_TYPE_SERIAL;
+ 	mux_driver->subtype = SERIAL_TYPE_NORMAL;
+-	mux_driver->flags = TTY_DRIVER_RESET_TERMIOS | TTY_DRIVER_REAL_RAW;
++	mux_driver->flags = TTY_DRIVER_RESET_TERMIOS | TTY_DRIVER_REAL_RAW | TTY_DRIVER_DYNAMIC_DEV;
+ 
+ 	mux_driver->init_termios = tty_std_termios;
+ 	mux_driver->init_termios.c_iflag = 0;
+@@ -3917,10 +3906,10 @@
+ 	mux_driver->init_termios.c_cflag = B38400 | CS8 | CREAD;
+ 	mux_driver->init_termios.c_lflag = 0;
+ 
+-//	mux_driver.ttys = mux_table;
++	//mux_driver.ttys = mux_table;
+ 	mux_driver->termios = mux_termios;
+ 	mux_driver->termios_locked = mux_termios_locked;
+-//  mux_driver.driver_state = mux_state;
++	//mux_driver.driver_state = mux_state;
+ 	mux_driver->other = NULL;
+ 
+ 	mux_driver->open = mux_open;
+Index: linux-2.6.21/drivers/char/ts0710_mux_usb.c
+===================================================================
+--- linux-2.6.21.orig/drivers/char/ts0710_mux_usb.c	2007-04-27 20:35:44.000000000 -0300
++++ linux-2.6.21/drivers/char/ts0710_mux_usb.c	2007-04-27 22:34:31.000000000 -0300
+@@ -188,7 +188,8 @@
+ 	buf_list_t *inbuf;
+ 	int count = urb->actual_length;
+ 
+-	inbuf = kmalloc(sizeof(buf_list_t), GFP_KERNEL);
++	// we are called from interrupt context.
++	inbuf = kmalloc(sizeof(buf_list_t), GFP_ATOMIC);
+ 	if (!inbuf) {
+ 		printk("append_to_inbuf_list: (%d) out of memory!\n",
+ 			sizeof(buf_list_t));
+@@ -196,7 +197,7 @@
+ 	}
+ 
+ 	inbuf->size = count;
+-	inbuf->body = kmalloc(sizeof(char)*count, GFP_KERNEL);
++	inbuf->body = kmalloc(sizeof(char)*count, GFP_ATOMIC);
+ 	if (!inbuf->body) {
+ 		kfree(inbuf);
+ 		printk("append_to_inbuf_list: (%d) out of memory!\n",
+@@ -222,7 +223,7 @@
+ 		inbuf = list_entry(ptr, buf_list_t, list);
+ 		src_count = inbuf->size;
+ 		if (dst_count >= src_count) {
+-			memcpy(buf, inbuf->body, src_count);
++			memcpy((unsigned char *)buf, inbuf->body, src_count);
+ 			ret = src_count;
+ 			list_del(ptr);
+ 			kfree(inbuf->body);
+@@ -282,9 +283,8 @@
+ 	spin_unlock(&bvd_ipc->in_buf_lock);
+ }
+ 
+-static void usb_ipc_read_bulk(struct urb *urb, struct pt_regs *regs)
++static void usb_ipc_read_bulk(struct urb *urb)
+ {
+-	buf_list_t *inbuf;
+ 	int count = urb->actual_length;
+ 	struct tty_struct *tty = &ipcusb_tty;
+ 
+@@ -319,7 +319,7 @@
+ 	bvd_dbg("usb_ipc_read_bulk: completed!!!");
+ }
+ 
+-static void usb_ipc_write_bulk(struct urb *urb, struct pt_regs *regs)
++static void usb_ipc_write_bulk(struct urb *urb)
+ {
+ 	callback_times++;
+ 	bvd_ipc->write_finished_flag = 1;
+@@ -437,7 +437,7 @@
+ 			/*send IN token*/
+ 			bvd_ipc->readurb_mux.actual_length = 0;
+ 			bvd_ipc->readurb_mux.dev = bvd_ipc->ipc_dev;
+-			if (ret = usb_submit_urb(&bvd_ipc->readurb_mux, GFP_ATOMIC))
++			if ((ret = usb_submit_urb(&bvd_ipc->readurb_mux, GFP_ATOMIC)))
+ 				printk("ipcusb_xmit_data: usb_submit_urb(read mux bulk)"
+ 					"failed! status=%d\n", ret);
+ 			bvd_dbg("ipcusb_xmit_data: Send a IN token successfully!");
+@@ -447,7 +447,7 @@
+ 		bvd_ipc->write_finished_flag = 0;
+ 		//printk("%s: clear write_finished_flag:%d\n", __FUNCTION__, bvd_ipc->write_finished_flag);
+ 		bvd_ipc->writeurb_mux.dev = bvd_ipc->ipc_dev;
+-		if (result = usb_submit_urb(&bvd_ipc->writeurb_mux, GFP_ATOMIC))
++		if ((result = usb_submit_urb(&bvd_ipc->writeurb_mux, GFP_ATOMIC)))
+ 			warn("ipcusb_xmit_data: funky result! result=%d\n", result);
+ 
+ 		bvd_dbg("ipcusb_xmit_data: usb_submit_urb finished! result:%d", result);
+@@ -498,7 +498,7 @@
+ 		return 0;
+ 
+ 	if (*ipcusb_ap_to_bp != NULL)
+-		(*ipcusb_ap_to_bp)(buf, count);
++		(*ipcusb_ap_to_bp)((unsigned char *)buf, count);
+ 
+ 	bvd_ipc->suspend_flag = 1;
+ 
+@@ -602,6 +602,7 @@
+ 	}
+ 
+ 	ep_cnt = have_bulk_in_mux = have_bulk_out_mux = 0;
++	readsize = writesize = 0;
+ 
+ 	while (ep_cnt < interface->bNumEndpoints) {
+ 		endpoint = &intf->cur_altsetting->endpoint[ep_cnt].desc;
+@@ -792,6 +793,8 @@
+ 	bvd_ipc->ipc_dev = NULL;
+ 	bvd_ipc->xmit.head = bvd_ipc->xmit.tail = 0;
+ 	bvd_ipc->write_flag = IPC_USB_WRITE_INIT;
++	spin_lock_init(&bvd_ipc->lock);
++	spin_lock_init(&bvd_ipc->in_buf_lock);
+ 
+ 	ipcusb_tty_driver.write = usb_ipc_write;
+ 	ipcusb_tty_driver.chars_in_buffer = usb_ipc_chars_in_buffer;