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Diffstat (limited to 'packages/linux/linux-ezx-2.6.20.7/mux_debug.patch')
-rw-r--r--packages/linux/linux-ezx-2.6.20.7/mux_debug.patch551
1 files changed, 551 insertions, 0 deletions
diff --git a/packages/linux/linux-ezx-2.6.20.7/mux_debug.patch b/packages/linux/linux-ezx-2.6.20.7/mux_debug.patch
new file mode 100644
index 0000000000..58cb25a0b6
--- /dev/null
+++ b/packages/linux/linux-ezx-2.6.20.7/mux_debug.patch
@@ -0,0 +1,551 @@
+Index: linux-2.6.20.7/drivers/char/ts0710_mux.c
+===================================================================
+--- linux-2.6.20.7.orig/drivers/char/ts0710_mux.c 2007-04-22 12:24:18.000000000 +0200
++++ linux-2.6.20.7/drivers/char/ts0710_mux.c 2007-04-22 12:26:47.000000000 +0200
+@@ -85,6 +85,9 @@
+ #include "ts0710.h"
+ #include "ts0710_mux.h"
+
++#define TS0710DEBUG
++#define PRINT_OUTPUT_PRINTK
++
+ #define TS0710MUX_GPRS_SESSION_MAX 2
+ #define TS0710MUX_MAJOR 250
+ #define TS0710MUX_MINOR_START 0
+@@ -316,7 +319,7 @@
+ #ifdef TS0710DEBUG
+
+ #ifdef PRINT_OUTPUT_PRINTK
+-#define TS0710_DEBUG(fmt, arg...) printk(KERN_INFO "MUX " __FUNCTION__ ": " fmt "\n" , ## arg)
++#define TS0710_DEBUG(fmt, arg...) printk(KERN_INFO "MUX %s: " fmt "\n" , __func__, ## arg)
+ #else
+ #include "ezxlog.h"
+ static __u8 strDebug[256];
+@@ -530,10 +533,10 @@
+ if (strncmp(p->comm, "aplogd", 6) == 0) {
+ sig = 1;
+ if (send_sig(SIGUSR2, p, 1) == 0) {
+- TS0710_PRINTK
++ TS0710_DEBUG
+ ("MUX: success to send SIGUSR2 to aplogd!\n");
+ } else {
+- TS0710_PRINTK
++ TS0710_DEBUG
+ ("MUX: failure to send SIGUSR2 to aplogd!\n");
+ }
+ break;
+@@ -542,7 +545,7 @@
+ read_unlock(&tasklist_lock);
+
+ if (!sig) {
+- TS0710_PRINTK("MUX: not found aplogd!\n");
++ TS0710_DEBUG("MUX: not found aplogd!\n");
+ }
+ }
+ #else
+@@ -559,11 +562,11 @@
+ buf[len + 1] = TS0710_BASIC_FLAG;
+
+ if ((COMM_FOR_MUX_DRIVER == 0) || (COMM_FOR_MUX_TTY == 0)) {
+- TS0710_PRINTK
++ TS0710_DEBUG
+ ("MUX basic_write: (COMM_FOR_MUX_DRIVER == 0) || (COMM_FOR_MUX_TTY == 0)\n");
+
+ #ifndef USB_FOR_MUX
+- TS0710_PRINTK
++ TS0710_DEBUG
+ ("MUX basic_write: tapisrv might be down!!! (serial_for_mux_driver == 0) || (serial_for_mux_tty == 0)\n");
+ TS0710_SIG2APLOGD();
+ #endif
+@@ -577,7 +580,7 @@
+ res = COMM_FOR_MUX_DRIVER->write(COMM_FOR_MUX_TTY, buf, len + 2);
+
+ if (res != len + 2) {
+- TS0710_PRINTK("MUX basic_write: Write Error!\n");
++ TS0710_DEBUG("MUX basic_write: Write Error!\n");
+ return -1;
+ }
+
+@@ -601,7 +604,7 @@
+ TS0710_DEBUG("crc_check: CRC check OK\n");
+ return 0;
+ } else {
+- TS0710_PRINTK("MUX crc_check: CRC check failed\n");
++ TS0710_DEBUG("MUX crc_check: CRC check failed\n");
+ return 1;
+ }
+ }
+@@ -1266,7 +1269,7 @@
+ break;
+
+ case FCON: /*Flow control on command */
+- TS0710_PRINTK
++ TS0710_DEBUG
+ ("MUX Received Flow control(all channels) on command\n");
+ if (mcc_short_pkt->h.type.cr == MCC_CMD) {
+ ts0710->dlci[0].state = CONNECTED;
+@@ -1276,7 +1279,7 @@
+ break;
+
+ case FCOFF: /*Flow control off command */
+- TS0710_PRINTK
++ TS0710_DEBUG
+ ("MUX Received Flow control(all channels) off command\n");
+ if (mcc_short_pkt->h.type.cr == MCC_CMD) {
+ for (j = 0; j < TS0710_MAX_CHN; j++) {
+@@ -1823,7 +1826,7 @@
+ TS0710_DEBUG("UIH on channel %d\n", dlci);
+
+ if (uih_len > ts0710->dlci[dlci].mtu) {
+- TS0710_PRINTK
++ TS0710_DEBUG
+ ("MUX Error: DLCI:%d, uih_len:%d is bigger than mtu:%d, discard data!\n",
+ dlci, uih_len, ts0710->dlci[dlci].mtu);
+ break;
+@@ -1844,7 +1847,7 @@
+ dlci, tty_idx);
+ TS0710_DEBUGSTR(uih_data_start, uih_len);
+ if (!(iscmdtty[tty_idx])) {
+- TS0710_PRINTK
++ TS0710_DEBUG
+ ("MUX Error: %s: Wrong CMDTAG on DLCI:%d, /dev/mux%d\n",
+ __FUNCTION__, dlci, tty_idx);
+ }
+@@ -1856,7 +1859,7 @@
+ ("NON-CMDTAG on DLCI:%d, /dev/mux%d\n",
+ dlci, tty_idx);
+ if (iscmdtty[tty_idx]) {
+- TS0710_PRINTK
++ TS0710_DEBUG
+ ("MUX Error: %s: Wrong NON-CMDTAG on DLCI:%d, /dev/mux%d\n",
+ __FUNCTION__, dlci, tty_idx);
+ }
+@@ -1864,13 +1867,14 @@
+ }
+ tty = mux_table[tty_idx];
+ if ((!mux_tty[tty_idx]) || (!tty)) {
+- TS0710_PRINTK
++ TS0710_DEBUG
+ ("MUX: No application waiting for, discard it! /dev/mux%d\n",
+ tty_idx);
++ TS0710_DEBUG("MUX: mux_tty[%d] = %d, tty is at %i", tty_idx, mux_tty[tty_idx], tty);
+ } else { /* Begin processing received data */
+ if ((!mux_recv_info_flags[tty_idx])
+ || (!mux_recv_info[tty_idx])) {
+- TS0710_PRINTK
++ TS0710_DEBUG
+ ("MUX Error: No mux_recv_info, discard it! /dev/mux%d\n",
+ tty_idx);
+ break;
+@@ -1878,7 +1882,7 @@
+
+ recv_info = mux_recv_info[tty_idx];
+ if (recv_info->total > 8192) {
+- TS0710_PRINTK
++ TS0710_DEBUG
+ ("MUX : discard data for tty_idx:%d, recv_info->total > 8192 \n",
+ tty_idx);
+ break;
+@@ -1949,7 +1953,7 @@
+ get_mux_recv_packet
+ (uih_len);
+ if (!recv_packet) {
+- TS0710_PRINTK
++ TS0710_DEBUG
+ ("MUX %s: no memory\n",
+ __FUNCTION__);
+ break;
+@@ -1980,7 +1984,7 @@
+ } else { /* recv_info->total == 0 */
+ if (uih_len >
+ TS0710MUX_RECV_BUF_SIZE) {
+- TS0710_PRINTK
++ TS0710_DEBUG
+ ("MUX Error: tty_idx:%d, uih_len == %d is too big\n",
+ tty_idx, uih_len);
+ uih_len =
+@@ -2120,12 +2124,12 @@
+ if (ts0710->dlci[dlci].state == DISCONNECTED) {
+ break;
+ } else if (signal_pending(current)) {
+- TS0710_PRINTK
++ TS0710_DEBUG
+ ("MUX DLCI %d Send DISC got signal!\n",
+ dlci);
+ break;
+ } else if ((jiffies - t) >= TS0710MUX_TIME_OUT) {
+- TS0710_PRINTK
++ TS0710_DEBUG
+ ("MUX DLCI %d Send DISC timeout!\n", dlci);
+ continue;
+ }
+@@ -2158,7 +2162,7 @@
+ return 0;
+ } else if (ts0710->dlci[0].state == CONNECTING) {
+ /* Reentry */
+- TS0710_PRINTK
++ TS0710_DEBUG
+ ("MUX DLCI: 0, reentry to open DLCI 0, pid: %d, %s !\n",
+ current->pid, current->comm);
+ try = 11;
+@@ -2179,13 +2183,13 @@
+ DISCONNECTED) {
+ break;
+ } else if (signal_pending(current)) {
+- TS0710_PRINTK
++ TS0710_DEBUG
+ ("MUX DLCI:%d Wait for connecting got signal!\n",
+ dlci);
+ retval = -EAGAIN;
+ break;
+ } else if ((jiffies - t) >= TS0710MUX_TIME_OUT) {
+- TS0710_PRINTK
++ TS0710_DEBUG
+ ("MUX DLCI:%d Wait for connecting timeout!\n",
+ dlci);
+ continue;
+@@ -2199,7 +2203,7 @@
+ }
+ } else if ((ts0710->dlci[0].state != DISCONNECTED)
+ && (ts0710->dlci[0].state != REJECTED)) {
+- TS0710_PRINTK("MUX DLCI:%d state is invalid!\n", dlci);
++ TS0710_DEBUG("MUX DLCI:%d state is invalid!\n", dlci);
+ return retval;
+ } else {
+ ts0710->initiator = 1;
+@@ -2218,19 +2222,19 @@
+ retval = 0;
+ break;
+ } else if (ts0710->dlci[0].state == REJECTED) {
+- TS0710_PRINTK
++ TS0710_DEBUG
+ ("MUX DLCI:%d Send SABM got rejected!\n",
+ dlci);
+ retval = -EREJECTED;
+ break;
+ } else if (signal_pending(current)) {
+- TS0710_PRINTK
++ TS0710_DEBUG
+ ("MUX DLCI:%d Send SABM got signal!\n",
+ dlci);
+ retval = -EAGAIN;
+ break;
+ } else if ((jiffies - t) >= TS0710MUX_TIME_OUT) {
+- TS0710_PRINTK
++ TS0710_DEBUG
+ ("MUX DLCI:%d Send SABM timeout!\n",
+ dlci);
+ continue;
+@@ -2271,13 +2275,13 @@
+ DISCONNECTED) {
+ break;
+ } else if (signal_pending(current)) {
+- TS0710_PRINTK
++ TS0710_DEBUG
+ ("MUX DLCI:%d Wait for connecting got signal!\n",
+ dlci);
+ retval = -EAGAIN;
+ break;
+ } else if ((jiffies - t) >= TS0710MUX_TIME_OUT) {
+- TS0710_PRINTK
++ TS0710_DEBUG
+ ("MUX DLCI:%d Wait for connecting timeout!\n",
+ dlci);
+ continue;
+@@ -2296,7 +2300,7 @@
+ }
+ } else if ((ts0710->dlci[dlci].state != DISCONNECTED)
+ && (ts0710->dlci[dlci].state != REJECTED)) {
+- TS0710_PRINTK("MUX DLCI:%d state is invalid!\n", dlci);
++ TS0710_DEBUG("MUX DLCI:%d state is invalid!\n", dlci);
+ return retval;
+ } else {
+ ts0710->dlci[dlci].state = NEGOTIATING;
+@@ -2313,13 +2317,13 @@
+ if (ts0710->dlci[dlci].state == CONNECTING) {
+ break;
+ } else if (signal_pending(current)) {
+- TS0710_PRINTK
++ TS0710_DEBUG
+ ("MUX DLCI:%d Send pn_msg got signal!\n",
+ dlci);
+ retval = -EAGAIN;
+ break;
+ } else if ((jiffies - t) >= TS0710MUX_TIME_OUT) {
+- TS0710_PRINTK
++ TS0710_DEBUG
+ ("MUX DLCI:%d Send pn_msg timeout!\n",
+ dlci);
+ continue;
+@@ -2344,20 +2348,20 @@
+ break;
+ } else if (ts0710->dlci[dlci].state ==
+ REJECTED) {
+- TS0710_PRINTK
++ TS0710_DEBUG
+ ("MUX DLCI:%d Send SABM got rejected!\n",
+ dlci);
+ retval = -EREJECTED;
+ break;
+ } else if (signal_pending(current)) {
+- TS0710_PRINTK
++ TS0710_DEBUG
+ ("MUX DLCI:%d Send SABM got signal!\n",
+ dlci);
+ retval = -EAGAIN;
+ break;
+ } else if ((jiffies - t) >=
+ TS0710MUX_TIME_OUT) {
+- TS0710_PRINTK
++ TS0710_DEBUG
+ ("MUX DLCI:%d Send SABM timeout!\n",
+ dlci);
+ continue;
+@@ -2468,7 +2472,7 @@
+ schedule_work(&send_tqueue);
+ #else
+ if (!tq_serial_for_mux) {
+- TS0710_PRINTK("MUX Error: %s: tq_serial_for_mux == 0\n",
++ TS0710_DEBUG("MUX Error: %s: tq_serial_for_mux == 0\n",
+ __FUNCTION__);
+ return;
+ }
+@@ -2508,7 +2512,7 @@
+ if ((mux_tty[cmdtty] == 0) && (mux_tty[datatty] == 0)) {
+ if (dlci == 1) {
+ ts0710_close_channel(0);
+- TS0710_PRINTK
++ TS0710_DEBUG
+ ("MUX mux_close: tapisrv might be down!!! Close DLCI 1\n");
+ TS0710_SIG2APLOGD();
+ }
+@@ -2673,12 +2677,12 @@
+ UNUSED_PARAM(tty);
+
+ if ((COMM_FOR_MUX_DRIVER == 0) || (COMM_FOR_MUX_TTY == 0)) {
+- TS0710_PRINTK
++ TS0710_DEBUG
+ ("MUX %s: (COMM_FOR_MUX_DRIVER == 0) || (COMM_FOR_MUX_TTY == 0)\n",
+ __FUNCTION__);
+
+ #ifndef USB_FOR_MUX
+- TS0710_PRINTK
++ TS0710_DEBUG
+ ("MUX %s: tapisrv might be down!!! (serial_for_mux_driver == 0) || (serial_for_mux_tty == 0)\n",
+ __FUNCTION__);
+ TS0710_SIG2APLOGD();
+@@ -2724,14 +2728,14 @@
+ } else if (ts0710->dlci[dlci].state == CONNECTED) {
+
+ if (!(mux_send_info_flags[line])) {
+- TS0710_PRINTK
++ TS0710_DEBUG
+ ("MUX Error: mux_write: mux_send_info_flags[%d] == 0\n",
+ line);
+ return -ENODEV;
+ }
+ send_info = mux_send_info[line];
+ if (!send_info) {
+- TS0710_PRINTK
++ TS0710_DEBUG
+ ("MUX Error: mux_write: mux_send_info[%d] == 0\n",
+ line);
+ return -ENODEV;
+@@ -2800,7 +2804,7 @@
+ }
+ return c;
+ } else {
+- TS0710_PRINTK("MUX mux_write: DLCI %d not connected\n", dlci);
++ TS0710_DEBUG("MUX mux_write: DLCI %d not connected\n", dlci);
+ return -EDISCONNECTED;
+ }
+ }
+@@ -2940,7 +2944,7 @@
+ return;
+ }
+
+- TS0710_PRINTK("MUX %s: line is:%d\n", __FUNCTION__, line);
++ TS0710_DEBUG("MUX %s: line is:%d\n", __FUNCTION__, line);
+
+ if ((mux_send_info_flags[line])
+ && (mux_send_info[line])
+@@ -2960,10 +2964,10 @@
+
+ /*
+ if( (COMM_FOR_MUX_DRIVER == 0) || (COMM_FOR_MUX_TTY == 0) ) {
+- TS0710_PRINTK("MUX %s: (COMM_FOR_MUX_DRIVER == 0) || (COMM_FOR_MUX_TTY == 0)\n", __FUNCTION__);
++ TS0710_DEBUG("MUX %s: (COMM_FOR_MUX_DRIVER == 0) || (COMM_FOR_MUX_TTY == 0)\n", __FUNCTION__);
+
+ #ifndef USB_FOR_MUX
+- TS0710_PRINTK("MUX %s: tapisrv might be down!!! (serial_for_mux_driver == 0) || (serial_for_mux_tty == 0)\n", __FUNCTION__);
++ TS0710_DEBUG("MUX %s: tapisrv might be down!!! (serial_for_mux_driver == 0) || (serial_for_mux_tty == 0)\n", __FUNCTION__);
+ TS0710_SIG2APLOGD();
+ #endif
+
+@@ -2989,9 +2993,9 @@
+ if ((COMM_FOR_MUX_DRIVER == NULL) || (COMM_FOR_MUX_TTY == NULL)) {
+
+ #ifdef USB_FOR_MUX
+- TS0710_PRINTK("MUX: please install and open IPC-USB first\n");
++ TS0710_DEBUG("MUX: please install and open IPC-USB first\n");
+ #else
+- TS0710_PRINTK("MUX: please install and open ttyS0 first\n");
++ TS0710_DEBUG("MUX: please install and open ttyS0 first\n");
+ #endif
+
+ goto out;
+@@ -3016,7 +3020,7 @@
+ /* if( dlci == 1 ) { */
+ /* Open server channel 0 first */
+ if ((retval = ts0710_open_channel(0)) != 0) {
+- TS0710_PRINTK("MUX: Can't connect server channel 0!\n");
++ TS0710_DEBUG("MUX: Can't connect server channel 0!\n");
+ ts0710_init();
+
+ mux_tty[line]--;
+@@ -3073,7 +3077,7 @@
+ datatty = dlci2tty[dlci].datatty;
+ if ((mux_tty[cmdtty] > 0) || (mux_tty[datatty] > 0)) {
+ if ((retval = ts0710_open_channel(dlci)) != 0) {
+- TS0710_PRINTK("MUX: Can't connected channel %d!\n",
++ TS0710_DEBUG("MUX: Can't connected channel %d!\n",
+ dlci);
+ ts0710_reset_dlci(dlci);
+
+@@ -3096,6 +3100,7 @@
+ retval = 0;
+ #endif
+ out:
++ TS0710_DEBUG("returning %d for open of /dev/mux%d (mux_tty[%d] = %d", retval, line, line, mux_tty[line]);
+ return retval;
+ }
+
+@@ -3178,12 +3183,12 @@
+
+ while (1) {
+ tbuf_free = TS0710MUX_MAX_BUF_SIZE - (tbuf_ptr - tbuf);
+- TS0710_PRINTK("Reading max %i bytes from ts0710_mux_usb inbuf.\n", tbuf_free);
++ TS0710_DEBUG("Reading max %i bytes from ts0710_mux_usb inbuf.\n", tbuf_free);
+ tbuf_read = get_from_inbuf_list(tbuf_ptr, tbuf_free);
+ if (tbuf_read == 0) {
+ break;
+ } else {
+- TS0710_PRINTK("Read %i bytes.\n", tbuf_read);
++ TS0710_DEBUG("Read %i bytes.\n", tbuf_read);
+ };
+ tbuf_ptr += tbuf_read;
+ };
+@@ -3192,7 +3197,7 @@
+
+ // Should be impossible?
+ //if (count > (TS0710MUX_MAX_BUF_SIZE - (tbuf_ptr - tbuf))) {
+- // TS0710_PRINTK
++ // TS0710_DEBUG
+ // ("MUX receive_worker: !!!!! Exceed buffer boundary !!!!!\n");
+ // count = (TS0710MUX_MAX_BUF_SIZE - (tbuf_ptr - tbuf));
+ //}
+@@ -3264,7 +3269,7 @@
+ TS0710_LOGSTR_FRAME(0, start_flag,
+ (tbuf_ptr -
+ start_flag));
+- TS0710_PRINTK
++ TS0710_DEBUG
+ ("MUX Error: %s: frame length:%d is bigger than Max total frame size:%d\n",
+ /*__FUNCTION__, framelen, TS0710MUX_MAX_TOTAL_FRAME_SIZE);*/
+ __FUNCTION__, framelen, (TS0710MUX_MAX_TOTAL_FRAME_SIZE + SEQ_FIELD_SIZE)); /*For BP UART problem */
+@@ -3389,7 +3394,7 @@
+ *(uih_data_start
+ + uih_len) =
+ 0;
+- TS0710_PRINTK
++ TS0710_DEBUG
+ ("MUX bp log: %s\n",
+ uih_data_start);
+ }
+@@ -3415,7 +3420,7 @@
+ TS0710_LOGSTR_FRAME(0, start_flag,
+ framelen);
+ TS0710_DEBUGHEX(start_flag, framelen);
+- TS0710_PRINTK
++ TS0710_DEBUG
+ ("MUX: Lost synchronization!\n");
+ search = start_flag + 1;
+ }
+@@ -3476,7 +3481,7 @@
+ recv_info2 = recv_info->next;
+
+ if (!(recv_info->total)) {
+- TS0710_PRINTK
++ TS0710_DEBUG
+ ("MUX Error: %s: Should not get here, recv_info->total == 0 \n",
+ __FUNCTION__);
+ continue;
+@@ -3486,7 +3491,7 @@
+ dlci = tty2dlci[tty_idx];
+ tty = mux_table[tty_idx];
+ if ((!mux_tty[tty_idx]) || (!tty)) {
+- TS0710_PRINTK
++ TS0710_DEBUG
+ ("MUX: No application waiting for, free recv_info! tty_idx:%d\n",
+ tty_idx);
+ mux_recv_info_flags[tty_idx] = 0;
+@@ -3560,7 +3565,7 @@
+ recv_info->total -= recv_packet->length;
+ free_mux_recv_packet(recv_packet);
+ } else {
+- TS0710_PRINTK
++ TS0710_DEBUG
+ ("MUX Error: %s: Should not get here, recv_info->total is:%u \n",
+ __FUNCTION__, recv_info->total);
+ }
+@@ -3760,7 +3765,7 @@
+ int ret;
+
+ if (idx > TS0710MUX_COUNT_MAX_IDX) {
+- TS0710_PRINTK("MUX get_count: invalid idx: %d!\n", idx);
++ TS0710_DEBUG("MUX get_count: invalid idx: %d!\n", idx);
+ return -1;
+ }
+
+@@ -3774,11 +3779,11 @@
+ static int set_count(__u8 idx, int count)
+ {
+ if (idx > TS0710MUX_COUNT_MAX_IDX) {
+- TS0710_PRINTK("MUX set_count: invalid idx: %d!\n", idx);
++ TS0710_DEBUG("MUX set_count: invalid idx: %d!\n", idx);
+ return -1;
+ }
+ if (count < 0) {
+- TS0710_PRINTK("MUX set_count: invalid count: %d!\n", count);
++ TS0710_DEBUG("MUX set_count: invalid count: %d!\n", count);
+ return -1;
+ }
+
+@@ -3792,11 +3797,11 @@
+ static int add_count(__u8 idx, int count)
+ {
+ if (idx > TS0710MUX_COUNT_MAX_IDX) {
+- TS0710_PRINTK("MUX add_count: invalid idx: %d!\n", idx);
++ TS0710_DEBUG("MUX add_count: invalid idx: %d!\n", idx);
+ return -1;
+ }
+ if (count <= 0) {
+- TS0710_PRINTK("MUX add_count: invalid count: %d!\n", count);
++ TS0710_DEBUG("MUX add_count: invalid count: %d!\n", count);
+ return -1;
+ }
+
+Index: linux-2.6.20.7/drivers/char/ts0710_mux_usb.c
+===================================================================
+--- linux-2.6.20.7.orig/drivers/char/ts0710_mux_usb.c 2007-04-22 12:26:47.000000000 +0200
++++ linux-2.6.20.7/drivers/char/ts0710_mux_usb.c 2007-04-22 12:26:47.000000000 +0200
+@@ -72,7 +72,8 @@
+ #define IPC_USB_PROBE_NOT_READY 4
+ #define DBG_MAX_BUF_SIZE 1024
+ #define ICL_EVENT_INTERVAL (HZ)
+-#undef BVD_DEBUG
++
++#define BVD_DEBUG
+
+ #define IS_EP_BULK(ep) ((ep).bmAttributes == USB_ENDPOINT_XFER_BULK ? 1 : 0)
+ #define IS_EP_BULK_IN(ep) (IS_EP_BULK(ep) && ((ep).bEndpointAddress & USB_ENDPOINT_DIR_MASK) == USB_DIR_IN)