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authorLinus Torvalds <torvalds@linux-foundation.org>2011-01-31 17:07:40 -0500
committerLinus Torvalds <torvalds@linux-foundation.org>2011-01-31 17:07:40 -0500
commitcbae48738f23d5409138700c5ccdfd6e4e0d6032 (patch)
tree67f3773989a9ed3787c18bc22cf80f503431ee9c
parentfb1c6348b22dde3ef75b53ec23982bf1bc617c32 (diff)
parentfd96d0d8d8079b1ea7a7e8943a4da9dfc9621124 (diff)
Merge branch 'usb-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb-2.6
* 'usb-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb-2.6: (42 commits) usb: gadget: composite: avoid access beyond array max length USB: serial: handle Data Carrier Detect changes USB: gadget: Fix endpoint representation in ci13xxx_udc USB: gadget: Fix error path in ci13xxx_udc gadget probe function usb: pch_udc: Fix the worning log issue at gadget driver remove USB: serial: Updated support for ICOM devices USB: ehci-mxc: add work-around for efika mx/sb bug USB: unbreak ehci-mxc on otg port of i.MX27 drivers: update to pl2303 usb-serial to support Motorola cables USB: adding USB support for Cinterion's HC2x, EU3 and PH8 products USB serial: add missing .usb_driver field in serial drivers USB: ehci-fsl: Fix 'have_sysif_regs' detection USB: g_printer: fix bug in module parameter definitions USB: g_printer: fix bug in unregistration USB: uss720: remove duplicate USB device MAINTAINERS: add ueagle-atm entry USB: EHCI: fix DMA deallocation bug USB: pch_udc: support new device ML7213 IOH usb: pch_udc: Fixed issue which does not work with g_serial usb: set ep_dev async suspend should be later than device_initialize ...
Diffstat
-rw-r--r--MAINTAINERS6
-rw-r--r--drivers/usb/class/cdc-wdm.c2
-rw-r--r--drivers/usb/core/endpoint.c2
-rw-r--r--drivers/usb/core/hcd-pci.c7
-rw-r--r--drivers/usb/core/hub.c21
-rw-r--r--drivers/usb/gadget/Kconfig7
-rw-r--r--drivers/usb/gadget/ci13xxx_udc.c268
-rw-r--r--drivers/usb/gadget/ci13xxx_udc.h9
-rw-r--r--drivers/usb/gadget/composite.c5
-rw-r--r--drivers/usb/gadget/pch_udc.c127
-rw-r--r--drivers/usb/gadget/printer.c19
-rw-r--r--drivers/usb/host/ehci-fsl.c13
-rw-r--r--drivers/usb/host/ehci-fsl.h3
-rw-r--r--drivers/usb/host/ehci-hcd.c19
-rw-r--r--drivers/usb/host/ehci-mxc.c25
-rw-r--r--drivers/usb/host/ehci-pci.c33
-rw-r--r--drivers/usb/host/fsl-mph-dr-of.c11
-rw-r--r--drivers/usb/host/xhci-ring.c91
-rw-r--r--drivers/usb/host/xhci.c60
-rw-r--r--drivers/usb/host/xhci.h16
-rw-r--r--drivers/usb/misc/usbled.c2
-rw-r--r--drivers/usb/misc/uss720.c1
-rw-r--r--drivers/usb/otg/nop-usb-xceiv.c2
-rw-r--r--drivers/usb/otg/ulpi.c2
-rw-r--r--drivers/usb/serial/ch341.c10
-rw-r--r--drivers/usb/serial/cp210x.c16
-rw-r--r--drivers/usb/serial/digi_acceleport.c10
-rw-r--r--drivers/usb/serial/ftdi_sio.c12
-rw-r--r--drivers/usb/serial/ftdi_sio_ids.h22
-rw-r--r--drivers/usb/serial/generic.c20
-rw-r--r--drivers/usb/serial/io_tables.h1
-rw-r--r--drivers/usb/serial/iuu_phoenix.c1
-rw-r--r--drivers/usb/serial/keyspan.h4
-rw-r--r--drivers/usb/serial/keyspan_pda.c17
-rw-r--r--drivers/usb/serial/moto_modem.c1
-rw-r--r--drivers/usb/serial/option.c23
-rw-r--r--drivers/usb/serial/oti6858.c1
-rw-r--r--drivers/usb/serial/pl2303.c12
-rw-r--r--drivers/usb/serial/pl2303.h1
-rw-r--r--drivers/usb/serial/qcaux.c3
-rw-r--r--drivers/usb/serial/siemens_mpi.c1
-rw-r--r--drivers/usb/serial/spcp8x5.c7
-rw-r--r--drivers/usb/serial/usb-serial.c8
-rw-r--r--drivers/usb/serial/usb_debug.c1
-rw-r--r--drivers/usb/storage/unusual_cypress.h5
-rw-r--r--drivers/usb/storage/unusual_devs.h18
-rw-r--r--include/linux/usb/hcd.h1
-rw-r--r--include/linux/usb/serial.h3
48 files changed, 568 insertions, 381 deletions
diff --git a/MAINTAINERS b/MAINTAINERS
index 9d12977b6baf..100198ea76b6 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -3139,6 +3139,12 @@ S: Maintained
3139F: net/ieee802154/ 3139F: net/ieee802154/
3140F: drivers/ieee802154/ 3140F: drivers/ieee802154/
3141 3141
3142IKANOS/ADI EAGLE ADSL USB DRIVER
3143M: Matthieu Castet <castet.matthieu@free.fr>
3144M: Stanislaw Gruszka <stf_xl@wp.pl>
3145S: Maintained
3146F: drivers/usb/atm/ueagle-atm.c
3147
3142INTEGRITY MEASUREMENT ARCHITECTURE (IMA) 3148INTEGRITY MEASUREMENT ARCHITECTURE (IMA)
3143M: Mimi Zohar <zohar@us.ibm.com> 3149M: Mimi Zohar <zohar@us.ibm.com>
3144S: Supported 3150S: Supported
diff --git a/drivers/usb/class/cdc-wdm.c b/drivers/usb/class/cdc-wdm.c
index 6ee4451bfe2d..47085e5879ab 100644
--- a/drivers/usb/class/cdc-wdm.c
+++ b/drivers/usb/class/cdc-wdm.c
@@ -342,7 +342,7 @@ static ssize_t wdm_write
342 goto outnp; 342 goto outnp;
343 } 343 }
344 344
345 if (!file->f_flags && O_NONBLOCK) 345 if (!(file->f_flags & O_NONBLOCK))
346 r = wait_event_interruptible(desc->wait, !test_bit(WDM_IN_USE, 346 r = wait_event_interruptible(desc->wait, !test_bit(WDM_IN_USE,
347 &desc->flags)); 347 &desc->flags));
348 else 348 else
diff --git a/drivers/usb/core/endpoint.c b/drivers/usb/core/endpoint.c
index 9da250563027..df502a98d0df 100644
--- a/drivers/usb/core/endpoint.c
+++ b/drivers/usb/core/endpoint.c
@@ -192,12 +192,12 @@ int usb_create_ep_devs(struct device *parent,
192 ep_dev->dev.parent = parent; 192 ep_dev->dev.parent = parent;
193 ep_dev->dev.release = ep_device_release; 193 ep_dev->dev.release = ep_device_release;
194 dev_set_name(&ep_dev->dev, "ep_%02x", endpoint->desc.bEndpointAddress); 194 dev_set_name(&ep_dev->dev, "ep_%02x", endpoint->desc.bEndpointAddress);
195 device_enable_async_suspend(&ep_dev->dev);
196 195
197 retval = device_register(&ep_dev->dev); 196 retval = device_register(&ep_dev->dev);
198 if (retval) 197 if (retval)
199 goto error_register; 198 goto error_register;
200 199
200 device_enable_async_suspend(&ep_dev->dev);
201 endpoint->ep_dev = ep_dev; 201 endpoint->ep_dev = ep_dev;
202 return retval; 202 return retval;
203 203
diff --git a/drivers/usb/core/hcd-pci.c b/drivers/usb/core/hcd-pci.c
index b55d46070a25..f71e8e307e0f 100644
--- a/drivers/usb/core/hcd-pci.c
+++ b/drivers/usb/core/hcd-pci.c
@@ -405,7 +405,12 @@ static int suspend_common(struct device *dev, bool do_wakeup)
405 return retval; 405 return retval;
406 } 406 }
407 407
408 synchronize_irq(pci_dev->irq); 408 /* If MSI-X is enabled, the driver will have synchronized all vectors
409 * in pci_suspend(). If MSI or legacy PCI is enabled, that will be
410 * synchronized here.
411 */
412 if (!hcd->msix_enabled)
413 synchronize_irq(pci_dev->irq);
409 414
410 /* Downstream ports from this root hub should already be quiesced, so 415 /* Downstream ports from this root hub should already be quiesced, so
411 * there will be no DMA activity. Now we can shut down the upstream 416 * there will be no DMA activity. Now we can shut down the upstream
diff --git a/drivers/usb/core/hub.c b/drivers/usb/core/hub.c
index b98efae6a1cf..4310cc4b1cb5 100644
--- a/drivers/usb/core/hub.c
+++ b/drivers/usb/core/hub.c
@@ -676,6 +676,8 @@ static void hub_init_func3(struct work_struct *ws);
676static void hub_activate(struct usb_hub *hub, enum hub_activation_type type) 676static void hub_activate(struct usb_hub *hub, enum hub_activation_type type)
677{ 677{
678 struct usb_device *hdev = hub->hdev; 678 struct usb_device *hdev = hub->hdev;
679 struct usb_hcd *hcd;
680 int ret;
679 int port1; 681 int port1;
680 int status; 682 int status;
681 bool need_debounce_delay = false; 683 bool need_debounce_delay = false;
@@ -714,6 +716,25 @@ static void hub_activate(struct usb_hub *hub, enum hub_activation_type type)
714 usb_autopm_get_interface_no_resume( 716 usb_autopm_get_interface_no_resume(
715 to_usb_interface(hub->intfdev)); 717 to_usb_interface(hub->intfdev));
716 return; /* Continues at init2: below */ 718 return; /* Continues at init2: below */
719 } else if (type == HUB_RESET_RESUME) {
720 /* The internal host controller state for the hub device
721 * may be gone after a host power loss on system resume.
722 * Update the device's info so the HW knows it's a hub.
723 */
724 hcd = bus_to_hcd(hdev->bus);
725 if (hcd->driver->update_hub_device) {
726 ret = hcd->driver->update_hub_device(hcd, hdev,
727 &hub->tt, GFP_NOIO);
728 if (ret < 0) {
729 dev_err(hub->intfdev, "Host not "
730 "accepting hub info "
731 "update.\n");
732 dev_err(hub->intfdev, "LS/FS devices "
733 "and hubs may not work "
734 "under this hub\n.");
735 }
736 }
737 hub_power_on(hub, true);
717 } else { 738 } else {
718 hub_power_on(hub, true); 739 hub_power_on(hub, true);
719 } 740 }
diff --git a/drivers/usb/gadget/Kconfig b/drivers/usb/gadget/Kconfig
index 1dc9739277b4..06bb9d4587e9 100644
--- a/drivers/usb/gadget/Kconfig
+++ b/drivers/usb/gadget/Kconfig
@@ -509,7 +509,7 @@ config USB_LANGWELL
509 select USB_GADGET_SELECTED 509 select USB_GADGET_SELECTED
510 510
511config USB_GADGET_EG20T 511config USB_GADGET_EG20T
512 boolean "Intel EG20T(Topcliff) USB Device controller" 512 boolean "Intel EG20T PCH/OKI SEMICONDUCTOR ML7213 IOH UDC"
513 depends on PCI 513 depends on PCI
514 select USB_GADGET_DUALSPEED 514 select USB_GADGET_DUALSPEED
515 help 515 help
@@ -525,6 +525,11 @@ config USB_GADGET_EG20T
525 This driver dose not support interrupt transfer or isochronous 525 This driver dose not support interrupt transfer or isochronous
526 transfer modes. 526 transfer modes.
527 527
528 This driver also can be used for OKI SEMICONDUCTOR's ML7213 which is
529 for IVI(In-Vehicle Infotainment) use.
530 ML7213 is companion chip for Intel Atom E6xx series.
531 ML7213 is completely compatible for Intel EG20T PCH.
532
528config USB_EG20T 533config USB_EG20T
529 tristate 534 tristate
530 depends on USB_GADGET_EG20T 535 depends on USB_GADGET_EG20T
diff --git a/drivers/usb/gadget/ci13xxx_udc.c b/drivers/usb/gadget/ci13xxx_udc.c
index 31656a2b4ab4..a1c67ae1572a 100644
--- a/drivers/usb/gadget/ci13xxx_udc.c
+++ b/drivers/usb/gadget/ci13xxx_udc.c
@@ -76,10 +76,21 @@ static DEFINE_SPINLOCK(udc_lock);
76 76
77/* control endpoint description */ 77/* control endpoint description */
78static const struct usb_endpoint_descriptor 78static const struct usb_endpoint_descriptor
79ctrl_endpt_desc = { 79ctrl_endpt_out_desc = {
80 .bLength = USB_DT_ENDPOINT_SIZE, 80 .bLength = USB_DT_ENDPOINT_SIZE,
81 .bDescriptorType = USB_DT_ENDPOINT, 81 .bDescriptorType = USB_DT_ENDPOINT,
82 82
83 .bEndpointAddress = USB_DIR_OUT,
84 .bmAttributes = USB_ENDPOINT_XFER_CONTROL,
85 .wMaxPacketSize = cpu_to_le16(CTRL_PAYLOAD_MAX),
86};
87
88static const struct usb_endpoint_descriptor
89ctrl_endpt_in_desc = {
90 .bLength = USB_DT_ENDPOINT_SIZE,
91 .bDescriptorType = USB_DT_ENDPOINT,
92
93 .bEndpointAddress = USB_DIR_IN,
83 .bmAttributes = USB_ENDPOINT_XFER_CONTROL, 94 .bmAttributes = USB_ENDPOINT_XFER_CONTROL,
84 .wMaxPacketSize = cpu_to_le16(CTRL_PAYLOAD_MAX), 95 .wMaxPacketSize = cpu_to_le16(CTRL_PAYLOAD_MAX),
85}; 96};
@@ -265,10 +276,10 @@ static int hw_device_init(void __iomem *base)
265 hw_bank.size /= sizeof(u32); 276 hw_bank.size /= sizeof(u32);
266 277
267 reg = hw_aread(ABS_DCCPARAMS, DCCPARAMS_DEN) >> ffs_nr(DCCPARAMS_DEN); 278 reg = hw_aread(ABS_DCCPARAMS, DCCPARAMS_DEN) >> ffs_nr(DCCPARAMS_DEN);
268 if (reg == 0 || reg > ENDPT_MAX) 279 hw_ep_max = reg * 2; /* cache hw ENDPT_MAX */
269 return -ENODEV;
270 280
271 hw_ep_max = reg; /* cache hw ENDPT_MAX */ 281 if (hw_ep_max == 0 || hw_ep_max > ENDPT_MAX)
282 return -ENODEV;
272 283
273 /* setup lock mode ? */ 284 /* setup lock mode ? */
274 285
@@ -1197,16 +1208,17 @@ static ssize_t show_qheads(struct device *dev, struct device_attribute *attr,
1197 } 1208 }
1198 1209
1199 spin_lock_irqsave(udc->lock, flags); 1210 spin_lock_irqsave(udc->lock, flags);
1200 for (i = 0; i < hw_ep_max; i++) { 1211 for (i = 0; i < hw_ep_max/2; i++) {
1201 struct ci13xxx_ep *mEp = &udc->ci13xxx_ep[i]; 1212 struct ci13xxx_ep *mEpRx = &udc->ci13xxx_ep[i];
1213 struct ci13xxx_ep *mEpTx = &udc->ci13xxx_ep[i + hw_ep_max/2];
1202 n += scnprintf(buf + n, PAGE_SIZE - n, 1214 n += scnprintf(buf + n, PAGE_SIZE - n,
1203 "EP=%02i: RX=%08X TX=%08X\n", 1215 "EP=%02i: RX=%08X TX=%08X\n",
1204 i, (u32)mEp->qh[RX].dma, (u32)mEp->qh[TX].dma); 1216 i, (u32)mEpRx->qh.dma, (u32)mEpTx->qh.dma);
1205 for (j = 0; j < (sizeof(struct ci13xxx_qh)/sizeof(u32)); j++) { 1217 for (j = 0; j < (sizeof(struct ci13xxx_qh)/sizeof(u32)); j++) {
1206 n += scnprintf(buf + n, PAGE_SIZE - n, 1218 n += scnprintf(buf + n, PAGE_SIZE - n,
1207 " %04X: %08X %08X\n", j, 1219 " %04X: %08X %08X\n", j,
1208 *((u32 *)mEp->qh[RX].ptr + j), 1220 *((u32 *)mEpRx->qh.ptr + j),
1209 *((u32 *)mEp->qh[TX].ptr + j)); 1221 *((u32 *)mEpTx->qh.ptr + j));
1210 } 1222 }
1211 } 1223 }
1212 spin_unlock_irqrestore(udc->lock, flags); 1224 spin_unlock_irqrestore(udc->lock, flags);
@@ -1293,7 +1305,7 @@ static ssize_t show_requests(struct device *dev, struct device_attribute *attr,
1293 unsigned long flags; 1305 unsigned long flags;
1294 struct list_head *ptr = NULL; 1306 struct list_head *ptr = NULL;
1295 struct ci13xxx_req *req = NULL; 1307 struct ci13xxx_req *req = NULL;
1296 unsigned i, j, k, n = 0, qSize = sizeof(struct ci13xxx_td)/sizeof(u32); 1308 unsigned i, j, n = 0, qSize = sizeof(struct ci13xxx_td)/sizeof(u32);
1297 1309
1298 dbg_trace("[%s] %p\n", __func__, buf); 1310 dbg_trace("[%s] %p\n", __func__, buf);
1299 if (attr == NULL || buf == NULL) { 1311 if (attr == NULL || buf == NULL) {
@@ -1303,22 +1315,20 @@ static ssize_t show_requests(struct device *dev, struct device_attribute *attr,
1303 1315
1304 spin_lock_irqsave(udc->lock, flags); 1316 spin_lock_irqsave(udc->lock, flags);
1305 for (i = 0; i < hw_ep_max; i++) 1317 for (i = 0; i < hw_ep_max; i++)
1306 for (k = RX; k <= TX; k++) 1318 list_for_each(ptr, &udc->ci13xxx_ep[i].qh.queue)
1307 list_for_each(ptr, &udc->ci13xxx_ep[i].qh[k].queue) 1319 {
1308 { 1320 req = list_entry(ptr, struct ci13xxx_req, queue);
1309 req = list_entry(ptr, 1321
1310 struct ci13xxx_req, queue); 1322 n += scnprintf(buf + n, PAGE_SIZE - n,
1323 "EP=%02i: TD=%08X %s\n",
1324 i % hw_ep_max/2, (u32)req->dma,
1325 ((i < hw_ep_max/2) ? "RX" : "TX"));
1311 1326
1327 for (j = 0; j < qSize; j++)
1312 n += scnprintf(buf + n, PAGE_SIZE - n, 1328 n += scnprintf(buf + n, PAGE_SIZE - n,
1313 "EP=%02i: TD=%08X %s\n", 1329 " %04X: %08X\n", j,
1314 i, (u32)req->dma, 1330 *((u32 *)req->ptr + j));
1315 ((k == RX) ? "RX" : "TX")); 1331 }
1316
1317 for (j = 0; j < qSize; j++)
1318 n += scnprintf(buf + n, PAGE_SIZE - n,
1319 " %04X: %08X\n", j,
1320 *((u32 *)req->ptr + j));
1321 }
1322 spin_unlock_irqrestore(udc->lock, flags); 1332 spin_unlock_irqrestore(udc->lock, flags);
1323 1333
1324 return n; 1334 return n;
@@ -1467,12 +1477,12 @@ static int _hardware_enqueue(struct ci13xxx_ep *mEp, struct ci13xxx_req *mReq)
1467 * At this point it's guaranteed exclusive access to qhead 1477 * At this point it's guaranteed exclusive access to qhead
1468 * (endpt is not primed) so it's no need to use tripwire 1478 * (endpt is not primed) so it's no need to use tripwire
1469 */ 1479 */
1470 mEp->qh[mEp->dir].ptr->td.next = mReq->dma; /* TERMINATE = 0 */ 1480 mEp->qh.ptr->td.next = mReq->dma; /* TERMINATE = 0 */
1471 mEp->qh[mEp->dir].ptr->td.token &= ~TD_STATUS; /* clear status */ 1481 mEp->qh.ptr->td.token &= ~TD_STATUS; /* clear status */
1472 if (mReq->req.zero == 0) 1482 if (mReq->req.zero == 0)
1473 mEp->qh[mEp->dir].ptr->cap |= QH_ZLT; 1483 mEp->qh.ptr->cap |= QH_ZLT;
1474 else 1484 else
1475 mEp->qh[mEp->dir].ptr->cap &= ~QH_ZLT; 1485 mEp->qh.ptr->cap &= ~QH_ZLT;
1476 1486
1477 wmb(); /* synchronize before ep prime */ 1487 wmb(); /* synchronize before ep prime */
1478 1488
@@ -1542,11 +1552,11 @@ __acquires(mEp->lock)
1542 1552
1543 hw_ep_flush(mEp->num, mEp->dir); 1553 hw_ep_flush(mEp->num, mEp->dir);
1544 1554
1545 while (!list_empty(&mEp->qh[mEp->dir].queue)) { 1555 while (!list_empty(&mEp->qh.queue)) {
1546 1556
1547 /* pop oldest request */ 1557 /* pop oldest request */
1548 struct ci13xxx_req *mReq = \ 1558 struct ci13xxx_req *mReq = \
1549 list_entry(mEp->qh[mEp->dir].queue.next, 1559 list_entry(mEp->qh.queue.next,
1550 struct ci13xxx_req, queue); 1560 struct ci13xxx_req, queue);
1551 list_del_init(&mReq->queue); 1561 list_del_init(&mReq->queue);
1552 mReq->req.status = -ESHUTDOWN; 1562 mReq->req.status = -ESHUTDOWN;
@@ -1571,8 +1581,6 @@ static int _gadget_stop_activity(struct usb_gadget *gadget)
1571{ 1581{
1572 struct usb_ep *ep; 1582 struct usb_ep *ep;
1573 struct ci13xxx *udc = container_of(gadget, struct ci13xxx, gadget); 1583 struct ci13xxx *udc = container_of(gadget, struct ci13xxx, gadget);
1574 struct ci13xxx_ep *mEp = container_of(gadget->ep0,
1575 struct ci13xxx_ep, ep);
1576 1584
1577 trace("%p", gadget); 1585 trace("%p", gadget);
1578 1586
@@ -1583,7 +1591,8 @@ static int _gadget_stop_activity(struct usb_gadget *gadget)
1583 gadget_for_each_ep(ep, gadget) { 1591 gadget_for_each_ep(ep, gadget) {
1584 usb_ep_fifo_flush(ep); 1592 usb_ep_fifo_flush(ep);
1585 } 1593 }
1586 usb_ep_fifo_flush(gadget->ep0); 1594 usb_ep_fifo_flush(&udc->ep0out.ep);
1595 usb_ep_fifo_flush(&udc->ep0in.ep);
1587 1596
1588 udc->driver->disconnect(gadget); 1597 udc->driver->disconnect(gadget);
1589 1598
@@ -1591,11 +1600,12 @@ static int _gadget_stop_activity(struct usb_gadget *gadget)
1591 gadget_for_each_ep(ep, gadget) { 1600 gadget_for_each_ep(ep, gadget) {
1592 usb_ep_disable(ep); 1601 usb_ep_disable(ep);
1593 } 1602 }
1594 usb_ep_disable(gadget->ep0); 1603 usb_ep_disable(&udc->ep0out.ep);
1604 usb_ep_disable(&udc->ep0in.ep);
1595 1605
1596 if (mEp->status != NULL) { 1606 if (udc->status != NULL) {
1597 usb_ep_free_request(gadget->ep0, mEp->status); 1607 usb_ep_free_request(&udc->ep0in.ep, udc->status);
1598 mEp->status = NULL; 1608 udc->status = NULL;
1599 } 1609 }
1600 1610
1601 return 0; 1611 return 0;
@@ -1614,7 +1624,6 @@ static void isr_reset_handler(struct ci13xxx *udc)
1614__releases(udc->lock) 1624__releases(udc->lock)
1615__acquires(udc->lock) 1625__acquires(udc->lock)
1616{ 1626{
1617 struct ci13xxx_ep *mEp = &udc->ci13xxx_ep[0];
1618 int retval; 1627 int retval;
1619 1628
1620 trace("%p", udc); 1629 trace("%p", udc);
@@ -1635,11 +1644,15 @@ __acquires(udc->lock)
1635 if (retval) 1644 if (retval)
1636 goto done; 1645 goto done;
1637 1646
1638 retval = usb_ep_enable(&mEp->ep, &ctrl_endpt_desc); 1647 retval = usb_ep_enable(&udc->ep0out.ep, &ctrl_endpt_out_desc);
1648 if (retval)
1649 goto done;
1650
1651 retval = usb_ep_enable(&udc->ep0in.ep, &ctrl_endpt_in_desc);
1639 if (!retval) { 1652 if (!retval) {
1640 mEp->status = usb_ep_alloc_request(&mEp->ep, GFP_ATOMIC); 1653 udc->status = usb_ep_alloc_request(&udc->ep0in.ep, GFP_ATOMIC);
1641 if (mEp->status == NULL) { 1654 if (udc->status == NULL) {
1642 usb_ep_disable(&mEp->ep); 1655 usb_ep_disable(&udc->ep0out.ep);
1643 retval = -ENOMEM; 1656 retval = -ENOMEM;
1644 } 1657 }
1645 } 1658 }
@@ -1672,16 +1685,17 @@ static void isr_get_status_complete(struct usb_ep *ep, struct usb_request *req)
1672 1685
1673/** 1686/**
1674 * isr_get_status_response: get_status request response 1687 * isr_get_status_response: get_status request response
1675 * @ep: endpoint 1688 * @udc: udc struct
1676 * @setup: setup request packet 1689 * @setup: setup request packet
1677 * 1690 *
1678 * This function returns an error code 1691 * This function returns an error code
1679 */ 1692 */
1680static int isr_get_status_response(struct ci13xxx_ep *mEp, 1693static int isr_get_status_response(struct ci13xxx *udc,
1681 struct usb_ctrlrequest *setup) 1694 struct usb_ctrlrequest *setup)
1682__releases(mEp->lock) 1695__releases(mEp->lock)
1683__acquires(mEp->lock) 1696__acquires(mEp->lock)
1684{ 1697{
1698 struct ci13xxx_ep *mEp = &udc->ep0in;
1685 struct usb_request *req = NULL; 1699 struct usb_request *req = NULL;
1686 gfp_t gfp_flags = GFP_ATOMIC; 1700 gfp_t gfp_flags = GFP_ATOMIC;
1687 int dir, num, retval; 1701 int dir, num, retval;
@@ -1736,27 +1750,23 @@ __acquires(mEp->lock)
1736 1750
1737/** 1751/**
1738 * isr_setup_status_phase: queues the status phase of a setup transation 1752 * isr_setup_status_phase: queues the status phase of a setup transation
1739 * @mEp: endpoint 1753 * @udc: udc struct
1740 * 1754 *
1741 * This function returns an error code 1755 * This function returns an error code
1742 */ 1756 */
1743static int isr_setup_status_phase(struct ci13xxx_ep *mEp) 1757static int isr_setup_status_phase(struct ci13xxx *udc)
1744__releases(mEp->lock) 1758__releases(mEp->lock)
1745__acquires(mEp->lock) 1759__acquires(mEp->lock)
1746{ 1760{
1747 int retval; 1761 int retval;
1762 struct ci13xxx_ep *mEp;
1748 1763
1749 trace("%p", mEp); 1764 trace("%p", udc);
1750
1751 /* mEp is always valid & configured */
1752
1753 if (mEp->type == USB_ENDPOINT_XFER_CONTROL)
1754 mEp->dir = (mEp->dir == TX) ? RX : TX;
1755 1765
1756 mEp->status->no_interrupt = 1; 1766 mEp = (udc->ep0_dir == TX) ? &udc->ep0out : &udc->ep0in;
1757 1767
1758 spin_unlock(mEp->lock); 1768 spin_unlock(mEp->lock);
1759 retval = usb_ep_queue(&mEp->ep, mEp->status, GFP_ATOMIC); 1769 retval = usb_ep_queue(&mEp->ep, udc->status, GFP_ATOMIC);
1760 spin_lock(mEp->lock); 1770 spin_lock(mEp->lock);
1761 1771
1762 return retval; 1772 return retval;
@@ -1778,11 +1788,11 @@ __acquires(mEp->lock)
1778 1788
1779 trace("%p", mEp); 1789 trace("%p", mEp);
1780 1790
1781 if (list_empty(&mEp->qh[mEp->dir].queue)) 1791 if (list_empty(&mEp->qh.queue))
1782 return -EINVAL; 1792 return -EINVAL;
1783 1793
1784 /* pop oldest request */ 1794 /* pop oldest request */
1785 mReq = list_entry(mEp->qh[mEp->dir].queue.next, 1795 mReq = list_entry(mEp->qh.queue.next,
1786 struct ci13xxx_req, queue); 1796 struct ci13xxx_req, queue);
1787 list_del_init(&mReq->queue); 1797 list_del_init(&mReq->queue);
1788 1798
@@ -1794,10 +1804,10 @@ __acquires(mEp->lock)
1794 1804
1795 dbg_done(_usb_addr(mEp), mReq->ptr->token, retval); 1805 dbg_done(_usb_addr(mEp), mReq->ptr->token, retval);
1796 1806
1797 if (!list_empty(&mEp->qh[mEp->dir].queue)) { 1807 if (!list_empty(&mEp->qh.queue)) {
1798 struct ci13xxx_req* mReqEnq; 1808 struct ci13xxx_req* mReqEnq;
1799 1809
1800 mReqEnq = list_entry(mEp->qh[mEp->dir].queue.next, 1810 mReqEnq = list_entry(mEp->qh.queue.next,
1801 struct ci13xxx_req, queue); 1811 struct ci13xxx_req, queue);
1802 _hardware_enqueue(mEp, mReqEnq); 1812 _hardware_enqueue(mEp, mReqEnq);
1803 } 1813 }
@@ -1836,16 +1846,14 @@ __acquires(udc->lock)
1836 int type, num, err = -EINVAL; 1846 int type, num, err = -EINVAL;
1837 struct usb_ctrlrequest req; 1847 struct usb_ctrlrequest req;
1838 1848
1839
1840 if (mEp->desc == NULL) 1849 if (mEp->desc == NULL)
1841 continue; /* not configured */ 1850 continue; /* not configured */
1842 1851
1843 if ((mEp->dir == RX && hw_test_and_clear_complete(i)) || 1852 if (hw_test_and_clear_complete(i)) {
1844 (mEp->dir == TX && hw_test_and_clear_complete(i + 16))) {
1845 err = isr_tr_complete_low(mEp); 1853 err = isr_tr_complete_low(mEp);
1846 if (mEp->type == USB_ENDPOINT_XFER_CONTROL) { 1854 if (mEp->type == USB_ENDPOINT_XFER_CONTROL) {
1847 if (err > 0) /* needs status phase */ 1855 if (err > 0) /* needs status phase */
1848 err = isr_setup_status_phase(mEp); 1856 err = isr_setup_status_phase(udc);
1849 if (err < 0) { 1857 if (err < 0) {
1850 dbg_event(_usb_addr(mEp), 1858 dbg_event(_usb_addr(mEp),
1851 "ERROR", err); 1859 "ERROR", err);
@@ -1866,15 +1874,22 @@ __acquires(udc->lock)
1866 continue; 1874 continue;
1867 } 1875 }
1868 1876
1877 /*
1878 * Flush data and handshake transactions of previous
1879 * setup packet.
1880 */
1881 _ep_nuke(&udc->ep0out);
1882 _ep_nuke(&udc->ep0in);
1883
1869 /* read_setup_packet */ 1884 /* read_setup_packet */
1870 do { 1885 do {
1871 hw_test_and_set_setup_guard(); 1886 hw_test_and_set_setup_guard();
1872 memcpy(&req, &mEp->qh[RX].ptr->setup, sizeof(req)); 1887 memcpy(&req, &mEp->qh.ptr->setup, sizeof(req));
1873 } while (!hw_test_and_clear_setup_guard()); 1888 } while (!hw_test_and_clear_setup_guard());
1874 1889
1875 type = req.bRequestType; 1890 type = req.bRequestType;
1876 1891
1877 mEp->dir = (type & USB_DIR_IN) ? TX : RX; 1892 udc->ep0_dir = (type & USB_DIR_IN) ? TX : RX;
1878 1893
1879 dbg_setup(_usb_addr(mEp), &req); 1894 dbg_setup(_usb_addr(mEp), &req);
1880 1895
@@ -1895,7 +1910,7 @@ __acquires(udc->lock)
1895 if (err) 1910 if (err)
1896 break; 1911 break;
1897 } 1912 }
1898 err = isr_setup_status_phase(mEp); 1913 err = isr_setup_status_phase(udc);
1899 break; 1914 break;
1900 case USB_REQ_GET_STATUS: 1915 case USB_REQ_GET_STATUS:
1901 if (type != (USB_DIR_IN|USB_RECIP_DEVICE) && 1916 if (type != (USB_DIR_IN|USB_RECIP_DEVICE) &&
@@ -1905,7 +1920,7 @@ __acquires(udc->lock)
1905 if (le16_to_cpu(req.wLength) != 2 || 1920 if (le16_to_cpu(req.wLength) != 2 ||
1906 le16_to_cpu(req.wValue) != 0) 1921 le16_to_cpu(req.wValue) != 0)
1907 break; 1922 break;
1908 err = isr_get_status_response(mEp, &req); 1923 err = isr_get_status_response(udc, &req);
1909 break; 1924 break;
1910 case USB_REQ_SET_ADDRESS: 1925 case USB_REQ_SET_ADDRESS:
1911 if (type != (USB_DIR_OUT|USB_RECIP_DEVICE)) 1926 if (type != (USB_DIR_OUT|USB_RECIP_DEVICE))
@@ -1916,7 +1931,7 @@ __acquires(udc->lock)
1916 err = hw_usb_set_address((u8)le16_to_cpu(req.wValue)); 1931 err = hw_usb_set_address((u8)le16_to_cpu(req.wValue));
1917 if (err) 1932 if (err)
1918 break; 1933 break;
1919 err = isr_setup_status_phase(mEp); 1934 err = isr_setup_status_phase(udc);
1920 break; 1935 break;
1921 case USB_REQ_SET_FEATURE: 1936 case USB_REQ_SET_FEATURE:
1922 if (type != (USB_DIR_OUT|USB_RECIP_ENDPOINT) && 1937 if (type != (USB_DIR_OUT|USB_RECIP_ENDPOINT) &&
@@ -1932,12 +1947,12 @@ __acquires(udc->lock)
1932 spin_lock(udc->lock); 1947 spin_lock(udc->lock);
1933 if (err) 1948 if (err)
1934 break; 1949 break;
1935 err = isr_setup_status_phase(mEp); 1950 err = isr_setup_status_phase(udc);
1936 break; 1951 break;
1937 default: 1952 default:
1938delegate: 1953delegate:
1939 if (req.wLength == 0) /* no data phase */ 1954 if (req.wLength == 0) /* no data phase */
1940 mEp->dir = TX; 1955 udc->ep0_dir = TX;
1941 1956
1942 spin_unlock(udc->lock); 1957 spin_unlock(udc->lock);
1943 err = udc->driver->setup(&udc->gadget, &req); 1958 err = udc->driver->setup(&udc->gadget, &req);
@@ -1968,7 +1983,7 @@ static int ep_enable(struct usb_ep *ep,
1968 const struct usb_endpoint_descriptor *desc) 1983 const struct usb_endpoint_descriptor *desc)
1969{ 1984{
1970 struct ci13xxx_ep *mEp = container_of(ep, struct ci13xxx_ep, ep); 1985 struct ci13xxx_ep *mEp = container_of(ep, struct ci13xxx_ep, ep);
1971 int direction, retval = 0; 1986 int retval = 0;
1972 unsigned long flags; 1987 unsigned long flags;
1973 1988
1974 trace("%p, %p", ep, desc); 1989 trace("%p, %p", ep, desc);
@@ -1982,7 +1997,7 @@ static int ep_enable(struct usb_ep *ep,
1982 1997
1983 mEp->desc = desc; 1998 mEp->desc = desc;
1984 1999
1985 if (!list_empty(&mEp->qh[mEp->dir].queue)) 2000 if (!list_empty(&mEp->qh.queue))
1986 warn("enabling a non-empty endpoint!"); 2001 warn("enabling a non-empty endpoint!");
1987 2002
1988 mEp->dir = usb_endpoint_dir_in(desc) ? TX : RX; 2003 mEp->dir = usb_endpoint_dir_in(desc) ? TX : RX;
@@ -1991,29 +2006,22 @@ static int ep_enable(struct usb_ep *ep,
1991 2006
1992 mEp->ep.maxpacket = __constant_le16_to_cpu(desc->wMaxPacketSize); 2007 mEp->ep.maxpacket = __constant_le16_to_cpu(desc->wMaxPacketSize);
1993 2008
1994 direction = mEp->dir; 2009 dbg_event(_usb_addr(mEp), "ENABLE", 0);
1995 do {
1996 dbg_event(_usb_addr(mEp), "ENABLE", 0);
1997 2010
1998 mEp->qh[mEp->dir].ptr->cap = 0; 2011 mEp->qh.ptr->cap = 0;
1999 2012
2000 if (mEp->type == USB_ENDPOINT_XFER_CONTROL) 2013 if (mEp->type == USB_ENDPOINT_XFER_CONTROL)
2001 mEp->qh[mEp->dir].ptr->cap |= QH_IOS; 2014 mEp->qh.ptr->cap |= QH_IOS;
2002 else if (mEp->type == USB_ENDPOINT_XFER_ISOC) 2015 else if (mEp->type == USB_ENDPOINT_XFER_ISOC)
2003 mEp->qh[mEp->dir].ptr->cap &= ~QH_MULT; 2016 mEp->qh.ptr->cap &= ~QH_MULT;
2004 else 2017 else
2005 mEp->qh[mEp->dir].ptr->cap &= ~QH_ZLT; 2018 mEp->qh.ptr->cap &= ~QH_ZLT;
2006
2007 mEp->qh[mEp->dir].ptr->cap |=
2008 (mEp->ep.maxpacket << ffs_nr(QH_MAX_PKT)) & QH_MAX_PKT;
2009 mEp->qh[mEp->dir].ptr->td.next |= TD_TERMINATE; /* needed? */
2010
2011 retval |= hw_ep_enable(mEp->num, mEp->dir, mEp->type);
2012 2019
2013 if (mEp->type == USB_ENDPOINT_XFER_CONTROL) 2020 mEp->qh.ptr->cap |=
2014 mEp->dir = (mEp->dir == TX) ? RX : TX; 2021 (mEp->ep.maxpacket << ffs_nr(QH_MAX_PKT)) & QH_MAX_PKT;
2022 mEp->qh.ptr->td.next |= TD_TERMINATE; /* needed? */
2015 2023
2016 } while (mEp->dir != direction); 2024 retval |= hw_ep_enable(mEp->num, mEp->dir, mEp->type);
2017 2025
2018 spin_unlock_irqrestore(mEp->lock, flags); 2026 spin_unlock_irqrestore(mEp->lock, flags);
2019 return retval; 2027 return retval;
@@ -2146,7 +2154,7 @@ static int ep_queue(struct usb_ep *ep, struct usb_request *req,
2146 spin_lock_irqsave(mEp->lock, flags); 2154 spin_lock_irqsave(mEp->lock, flags);
2147 2155
2148 if (mEp->type == USB_ENDPOINT_XFER_CONTROL && 2156 if (mEp->type == USB_ENDPOINT_XFER_CONTROL &&
2149 !list_empty(&mEp->qh[mEp->dir].queue)) { 2157 !list_empty(&mEp->qh.queue)) {
2150 _ep_nuke(mEp); 2158 _ep_nuke(mEp);
2151 retval = -EOVERFLOW; 2159 retval = -EOVERFLOW;
2152 warn("endpoint ctrl %X nuked", _usb_addr(mEp)); 2160 warn("endpoint ctrl %X nuked", _usb_addr(mEp));
@@ -2170,9 +2178,9 @@ static int ep_queue(struct usb_ep *ep, struct usb_request *req,
2170 /* push request */ 2178 /* push request */
2171 mReq->req.status = -EINPROGRESS; 2179 mReq->req.status = -EINPROGRESS;
2172 mReq->req.actual = 0; 2180 mReq->req.actual = 0;
2173 list_add_tail(&mReq->queue, &mEp->qh[mEp->dir].queue); 2181 list_add_tail(&mReq->queue, &mEp->qh.queue);
2174 2182
2175 if (list_is_singular(&mEp->qh[mEp->dir].queue)) 2183 if (list_is_singular(&mEp->qh.queue))
2176 retval = _hardware_enqueue(mEp, mReq); 2184 retval = _hardware_enqueue(mEp, mReq);
2177 2185
2178 if (retval == -EALREADY) { 2186 if (retval == -EALREADY) {
@@ -2199,7 +2207,7 @@ static int ep_dequeue(struct usb_ep *ep, struct usb_request *req)
2199 trace("%p, %p", ep, req); 2207 trace("%p, %p", ep, req);
2200 2208
2201 if (ep == NULL || req == NULL || mEp->desc == NULL || 2209 if (ep == NULL || req == NULL || mEp->desc == NULL ||
2202 list_empty(&mReq->queue) || list_empty(&mEp->qh[mEp->dir].queue)) 2210 list_empty(&mReq->queue) || list_empty(&mEp->qh.queue))
2203 return -EINVAL; 2211 return -EINVAL;
2204 2212
2205 spin_lock_irqsave(mEp->lock, flags); 2213 spin_lock_irqsave(mEp->lock, flags);
@@ -2244,7 +2252,7 @@ static int ep_set_halt(struct usb_ep *ep, int value)
2244#ifndef STALL_IN 2252#ifndef STALL_IN
2245 /* g_file_storage MS compliant but g_zero fails chapter 9 compliance */ 2253 /* g_file_storage MS compliant but g_zero fails chapter 9 compliance */
2246 if (value && mEp->type == USB_ENDPOINT_XFER_BULK && mEp->dir == TX && 2254 if (value && mEp->type == USB_ENDPOINT_XFER_BULK && mEp->dir == TX &&
2247 !list_empty(&mEp->qh[mEp->dir].queue)) { 2255 !list_empty(&mEp->qh.queue)) {
2248 spin_unlock_irqrestore(mEp->lock, flags); 2256 spin_unlock_irqrestore(mEp->lock, flags);
2249 return -EAGAIN; 2257 return -EAGAIN;
2250 } 2258 }
@@ -2355,7 +2363,7 @@ static int ci13xxx_vbus_session(struct usb_gadget *_gadget, int is_active)
2355 if (is_active) { 2363 if (is_active) {
2356 pm_runtime_get_sync(&_gadget->dev); 2364 pm_runtime_get_sync(&_gadget->dev);
2357 hw_device_reset(udc); 2365 hw_device_reset(udc);
2358 hw_device_state(udc->ci13xxx_ep[0].qh[RX].dma); 2366 hw_device_state(udc->ep0out.qh.dma);
2359 } else { 2367 } else {
2360 hw_device_state(0); 2368 hw_device_state(0);
2361 if (udc->udc_driver->notify_event) 2369 if (udc->udc_driver->notify_event)
@@ -2390,7 +2398,8 @@ int usb_gadget_probe_driver(struct usb_gadget_driver *driver,
2390 int (*bind)(struct usb_gadget *)) 2398 int (*bind)(struct usb_gadget *))
2391{ 2399{
2392 struct ci13xxx *udc = _udc; 2400 struct ci13xxx *udc = _udc;
2393 unsigned long i, k, flags; 2401 unsigned long flags;
2402 int i, j;
2394 int retval = -ENOMEM; 2403 int retval = -ENOMEM;
2395 2404
2396 trace("%p", driver); 2405 trace("%p", driver);
@@ -2427,45 +2436,46 @@ int usb_gadget_probe_driver(struct usb_gadget_driver *driver,
2427 2436
2428 info("hw_ep_max = %d", hw_ep_max); 2437 info("hw_ep_max = %d", hw_ep_max);
2429 2438
2430 udc->driver = driver;
2431 udc->gadget.dev.driver = NULL; 2439 udc->gadget.dev.driver = NULL;
2432 2440
2433 retval = 0; 2441 retval = 0;
2434 for (i = 0; i < hw_ep_max; i++) { 2442 for (i = 0; i < hw_ep_max/2; i++) {
2435 struct ci13xxx_ep *mEp = &udc->ci13xxx_ep[i]; 2443 for (j = RX; j <= TX; j++) {
2444 int k = i + j * hw_ep_max/2;
2445 struct ci13xxx_ep *mEp = &udc->ci13xxx_ep[k];
2436 2446
2437 scnprintf(mEp->name, sizeof(mEp->name), "ep%i", (int)i); 2447 scnprintf(mEp->name, sizeof(mEp->name), "ep%i%s", i,
2448 (j == TX) ? "in" : "out");
2438 2449
2439 mEp->lock = udc->lock; 2450 mEp->lock = udc->lock;
2440 mEp->device = &udc->gadget.dev; 2451 mEp->device = &udc->gadget.dev;
2441 mEp->td_pool = udc->td_pool; 2452 mEp->td_pool = udc->td_pool;
2442 2453
2443 mEp->ep.name = mEp->name; 2454 mEp->ep.name = mEp->name;
2444 mEp->ep.ops = &usb_ep_ops; 2455 mEp->ep.ops = &usb_ep_ops;
2445 mEp->ep.maxpacket = CTRL_PAYLOAD_MAX; 2456 mEp->ep.maxpacket = CTRL_PAYLOAD_MAX;
2446 2457
2447 /* this allocation cannot be random */ 2458 INIT_LIST_HEAD(&mEp->qh.queue);
2448 for (k = RX; k <= TX; k++) {
2449 INIT_LIST_HEAD(&mEp->qh[k].queue);
2450 spin_unlock_irqrestore(udc->lock, flags); 2459 spin_unlock_irqrestore(udc->lock, flags);
2451 mEp->qh[k].ptr = dma_pool_alloc(udc->qh_pool, 2460 mEp->qh.ptr = dma_pool_alloc(udc->qh_pool, GFP_KERNEL,
2452 GFP_KERNEL, 2461 &mEp->qh.dma);
2453 &mEp->qh[k].dma);
2454 spin_lock_irqsave(udc->lock, flags); 2462 spin_lock_irqsave(udc->lock, flags);
2455 if (mEp->qh[k].ptr == NULL) 2463 if (mEp->qh.ptr == NULL)
2456 retval = -ENOMEM; 2464 retval = -ENOMEM;
2457 else 2465 else
2458 memset(mEp->qh[k].ptr, 0, 2466 memset(mEp->qh.ptr, 0, sizeof(*mEp->qh.ptr));
2459 sizeof(*mEp->qh[k].ptr)); 2467
2460 } 2468 /* skip ep0 out and in endpoints */
2461 if (i == 0) 2469 if (i == 0)
2462 udc->gadget.ep0 = &mEp->ep; 2470 continue;
2463 else 2471
2464 list_add_tail(&mEp->ep.ep_list, &udc->gadget.ep_list); 2472 list_add_tail(&mEp->ep.ep_list, &udc->gadget.ep_list);
2473 }
2465 } 2474 }
2466 if (retval) 2475 if (retval)
2467 goto done; 2476 goto done;
2468 2477
2478 udc->gadget.ep0 = &udc->ep0in.ep;
2469 /* bind gadget */ 2479 /* bind gadget */
2470 driver->driver.bus = NULL; 2480 driver->driver.bus = NULL;
2471 udc->gadget.dev.driver = &driver->driver; 2481 udc->gadget.dev.driver = &driver->driver;
@@ -2479,6 +2489,7 @@ int usb_gadget_probe_driver(struct usb_gadget_driver *driver,
2479 goto done; 2489 goto done;
2480 } 2490 }
2481 2491
2492 udc->driver = driver;
2482 pm_runtime_get_sync(&udc->gadget.dev); 2493 pm_runtime_get_sync(&udc->gadget.dev);
2483 if (udc->udc_driver->flags & CI13XXX_PULLUP_ON_VBUS) { 2494 if (udc->udc_driver->flags & CI13XXX_PULLUP_ON_VBUS) {
2484 if (udc->vbus_active) { 2495 if (udc->vbus_active) {
@@ -2490,14 +2501,12 @@ int usb_gadget_probe_driver(struct usb_gadget_driver *driver,
2490 } 2501 }
2491 } 2502 }
2492 2503
2493 retval = hw_device_state(udc->ci13xxx_ep[0].qh[RX].dma); 2504 retval = hw_device_state(udc->ep0out.qh.dma);
2494 if (retval) 2505 if (retval)
2495 pm_runtime_put_sync(&udc->gadget.dev); 2506 pm_runtime_put_sync(&udc->gadget.dev);
2496 2507
2497 done: 2508 done:
2498 spin_unlock_irqrestore(udc->lock, flags); 2509 spin_unlock_irqrestore(udc->lock, flags);
2499 if (retval)
2500 usb_gadget_unregister_driver(driver);
2501 return retval; 2510 return retval;
2502} 2511}
2503EXPORT_SYMBOL(usb_gadget_probe_driver); 2512EXPORT_SYMBOL(usb_gadget_probe_driver);
@@ -2510,7 +2519,7 @@ EXPORT_SYMBOL(usb_gadget_probe_driver);
2510int usb_gadget_unregister_driver(struct usb_gadget_driver *driver) 2519int usb_gadget_unregister_driver(struct usb_gadget_driver *driver)
2511{ 2520{
2512 struct ci13xxx *udc = _udc; 2521 struct ci13xxx *udc = _udc;
2513 unsigned long i, k, flags; 2522 unsigned long i, flags;
2514 2523
2515 trace("%p", driver); 2524 trace("%p", driver);
2516 2525
@@ -2546,17 +2555,14 @@ int usb_gadget_unregister_driver(struct usb_gadget_driver *driver)
2546 for (i = 0; i < hw_ep_max; i++) { 2555 for (i = 0; i < hw_ep_max; i++) {
2547 struct ci13xxx_ep *mEp = &udc->ci13xxx_ep[i]; 2556 struct ci13xxx_ep *mEp = &udc->ci13xxx_ep[i];
2548 2557
2549 if (i == 0) 2558 if (!list_empty(&mEp->ep.ep_list))
2550 udc->gadget.ep0 = NULL;
2551 else if (!list_empty(&mEp->ep.ep_list))
2552 list_del_init(&mEp->ep.ep_list); 2559 list_del_init(&mEp->ep.ep_list);
2553 2560
2554 for (k = RX; k <= TX; k++) 2561 if (mEp->qh.ptr != NULL)
2555 if (mEp->qh[k].ptr != NULL) 2562 dma_pool_free(udc->qh_pool, mEp->qh.ptr, mEp->qh.dma);
2556 dma_pool_free(udc->qh_pool,
2557 mEp->qh[k].ptr, mEp->qh[k].dma);
2558 } 2563 }
2559 2564
2565 udc->gadget.ep0 = NULL;
2560 udc->driver = NULL; 2566 udc->driver = NULL;
2561 2567
2562 spin_unlock_irqrestore(udc->lock, flags); 2568 spin_unlock_irqrestore(udc->lock, flags);
diff --git a/drivers/usb/gadget/ci13xxx_udc.h b/drivers/usb/gadget/ci13xxx_udc.h
index f61fed07f76b..a2492b65f98c 100644
--- a/drivers/usb/gadget/ci13xxx_udc.h
+++ b/drivers/usb/gadget/ci13xxx_udc.h
@@ -20,7 +20,7 @@
20 * DEFINE 20 * DEFINE
21 *****************************************************************************/ 21 *****************************************************************************/
22#define CI13XXX_PAGE_SIZE 4096ul /* page size for TD's */ 22#define CI13XXX_PAGE_SIZE 4096ul /* page size for TD's */
23#define ENDPT_MAX (16) 23#define ENDPT_MAX (32)
24#define CTRL_PAYLOAD_MAX (64) 24#define CTRL_PAYLOAD_MAX (64)
25#define RX (0) /* similar to USB_DIR_OUT but can be used as an index */ 25#define RX (0) /* similar to USB_DIR_OUT but can be used as an index */
26#define TX (1) /* similar to USB_DIR_IN but can be used as an index */ 26#define TX (1) /* similar to USB_DIR_IN but can be used as an index */
@@ -88,8 +88,7 @@ struct ci13xxx_ep {
88 struct list_head queue; 88 struct list_head queue;
89 struct ci13xxx_qh *ptr; 89 struct ci13xxx_qh *ptr;
90 dma_addr_t dma; 90 dma_addr_t dma;
91 } qh[2]; 91 } qh;
92 struct usb_request *status;
93 int wedge; 92 int wedge;
94 93
95 /* global resources */ 94 /* global resources */
@@ -119,9 +118,13 @@ struct ci13xxx {
119 118
120 struct dma_pool *qh_pool; /* DMA pool for queue heads */ 119 struct dma_pool *qh_pool; /* DMA pool for queue heads */
121 struct dma_pool *td_pool; /* DMA pool for transfer descs */ 120 struct dma_pool *td_pool; /* DMA pool for transfer descs */
121 struct usb_request *status; /* ep0 status request */
122 122
123 struct usb_gadget gadget; /* USB slave device */ 123 struct usb_gadget gadget; /* USB slave device */
124 struct ci13xxx_ep ci13xxx_ep[ENDPT_MAX]; /* extended endpts */ 124 struct ci13xxx_ep ci13xxx_ep[ENDPT_MAX]; /* extended endpts */
125 u32 ep0_dir; /* ep0 direction */
126#define ep0out ci13xxx_ep[0]
127#define ep0in ci13xxx_ep[16]
125 128
126 struct usb_gadget_driver *driver; /* 3rd party gadget driver */ 129 struct usb_gadget_driver *driver; /* 3rd party gadget driver */
127 struct ci13xxx_udc_driver *udc_driver; /* device controller driver */ 130 struct ci13xxx_udc_driver *udc_driver; /* device controller driver */
diff --git a/drivers/usb/gadget/composite.c b/drivers/usb/gadget/composite.c
index f6ff8456d52d..1ba4befe336b 100644
--- a/drivers/usb/gadget/composite.c
+++ b/drivers/usb/gadget/composite.c
@@ -928,8 +928,9 @@ unknown:
928 */ 928 */
929 switch (ctrl->bRequestType & USB_RECIP_MASK) { 929 switch (ctrl->bRequestType & USB_RECIP_MASK) {
930 case USB_RECIP_INTERFACE: 930 case USB_RECIP_INTERFACE:
931 if (cdev->config) 931 if (!cdev->config || w_index >= MAX_CONFIG_INTERFACES)
932 f = cdev->config->interface[intf]; 932 break;
933 f = cdev->config->interface[intf];
933 break; 934 break;
934 935
935 case USB_RECIP_ENDPOINT: 936 case USB_RECIP_ENDPOINT:
diff --git a/drivers/usb/gadget/pch_udc.c b/drivers/usb/gadget/pch_udc.c
index 0c8dd81dddca..b120dbb64d0f 100644
--- a/drivers/usb/gadget/pch_udc.c
+++ b/drivers/usb/gadget/pch_udc.c
@@ -198,10 +198,10 @@
198#define PCH_UDC_BRLEN 0x0F /* Burst length */ 198#define PCH_UDC_BRLEN 0x0F /* Burst length */
199#define PCH_UDC_THLEN 0x1F /* Threshold length */ 199#define PCH_UDC_THLEN 0x1F /* Threshold length */
200/* Value of EP Buffer Size */ 200/* Value of EP Buffer Size */
201#define UDC_EP0IN_BUFF_SIZE 64 201#define UDC_EP0IN_BUFF_SIZE 16
202#define UDC_EPIN_BUFF_SIZE 512 202#define UDC_EPIN_BUFF_SIZE 256
203#define UDC_EP0OUT_BUFF_SIZE 64 203#define UDC_EP0OUT_BUFF_SIZE 16
204#define UDC_EPOUT_BUFF_SIZE 512 204#define UDC_EPOUT_BUFF_SIZE 256
205/* Value of EP maximum packet size */ 205/* Value of EP maximum packet size */
206#define UDC_EP0IN_MAX_PKT_SIZE 64 206#define UDC_EP0IN_MAX_PKT_SIZE 64
207#define UDC_EP0OUT_MAX_PKT_SIZE 64 207#define UDC_EP0OUT_MAX_PKT_SIZE 64
@@ -351,7 +351,7 @@ struct pch_udc_dev {
351 struct pci_pool *data_requests; 351 struct pci_pool *data_requests;
352 struct pci_pool *stp_requests; 352 struct pci_pool *stp_requests;
353 dma_addr_t dma_addr; 353 dma_addr_t dma_addr;
354 unsigned long ep0out_buf[64]; 354 void *ep0out_buf;
355 struct usb_ctrlrequest setup_data; 355 struct usb_ctrlrequest setup_data;
356 unsigned long phys_addr; 356 unsigned long phys_addr;
357 void __iomem *base_addr; 357 void __iomem *base_addr;
@@ -361,6 +361,8 @@ struct pch_udc_dev {
361 361
362#define PCH_UDC_PCI_BAR 1 362#define PCH_UDC_PCI_BAR 1
363#define PCI_DEVICE_ID_INTEL_EG20T_UDC 0x8808 363#define PCI_DEVICE_ID_INTEL_EG20T_UDC 0x8808
364#define PCI_VENDOR_ID_ROHM 0x10DB
365#define PCI_DEVICE_ID_ML7213_IOH_UDC 0x801D
364 366
365static const char ep0_string[] = "ep0in"; 367static const char ep0_string[] = "ep0in";
366static DEFINE_SPINLOCK(udc_stall_spinlock); /* stall spin lock */ 368static DEFINE_SPINLOCK(udc_stall_spinlock); /* stall spin lock */
@@ -1219,11 +1221,11 @@ static void complete_req(struct pch_udc_ep *ep, struct pch_udc_request *req,
1219 dev = ep->dev; 1221 dev = ep->dev;
1220 if (req->dma_mapped) { 1222 if (req->dma_mapped) {
1221 if (ep->in) 1223 if (ep->in)
1222 pci_unmap_single(dev->pdev, req->req.dma, 1224 dma_unmap_single(&dev->pdev->dev, req->req.dma,
1223 req->req.length, PCI_DMA_TODEVICE); 1225 req->req.length, DMA_TO_DEVICE);
1224 else 1226 else
1225 pci_unmap_single(dev->pdev, req->req.dma, 1227 dma_unmap_single(&dev->pdev->dev, req->req.dma,
1226 req->req.length, PCI_DMA_FROMDEVICE); 1228 req->req.length, DMA_FROM_DEVICE);
1227 req->dma_mapped = 0; 1229 req->dma_mapped = 0;
1228 req->req.dma = DMA_ADDR_INVALID; 1230 req->req.dma = DMA_ADDR_INVALID;
1229 } 1231 }
@@ -1414,7 +1416,6 @@ static void pch_udc_start_rxrequest(struct pch_udc_ep *ep,
1414 1416
1415 pch_udc_clear_dma(ep->dev, DMA_DIR_RX); 1417 pch_udc_clear_dma(ep->dev, DMA_DIR_RX);
1416 td_data = req->td_data; 1418 td_data = req->td_data;
1417 ep->td_data = req->td_data;
1418 /* Set the status bits for all descriptors */ 1419 /* Set the status bits for all descriptors */
1419 while (1) { 1420 while (1) {
1420 td_data->status = (td_data->status & ~PCH_UDC_BUFF_STS) | 1421 td_data->status = (td_data->status & ~PCH_UDC_BUFF_STS) |
@@ -1613,15 +1614,19 @@ static int pch_udc_pcd_queue(struct usb_ep *usbep, struct usb_request *usbreq,
1613 if (usbreq->length && 1614 if (usbreq->length &&
1614 ((usbreq->dma == DMA_ADDR_INVALID) || !usbreq->dma)) { 1615 ((usbreq->dma == DMA_ADDR_INVALID) || !usbreq->dma)) {
1615 if (ep->in) 1616 if (ep->in)
1616 usbreq->dma = pci_map_single(dev->pdev, usbreq->buf, 1617 usbreq->dma = dma_map_single(&dev->pdev->dev,
1617 usbreq->length, PCI_DMA_TODEVICE); 1618 usbreq->buf,
1619 usbreq->length,
1620 DMA_TO_DEVICE);
1618 else 1621 else
1619 usbreq->dma = pci_map_single(dev->pdev, usbreq->buf, 1622 usbreq->dma = dma_map_single(&dev->pdev->dev,
1620 usbreq->length, PCI_DMA_FROMDEVICE); 1623 usbreq->buf,
1624 usbreq->length,
1625 DMA_FROM_DEVICE);
1621 req->dma_mapped = 1; 1626 req->dma_mapped = 1;
1622 } 1627 }
1623 if (usbreq->length > 0) { 1628 if (usbreq->length > 0) {
1624 retval = prepare_dma(ep, req, gfp); 1629 retval = prepare_dma(ep, req, GFP_ATOMIC);
1625 if (retval) 1630 if (retval)
1626 goto probe_end; 1631 goto probe_end;
1627 } 1632 }
@@ -1646,7 +1651,6 @@ static int pch_udc_pcd_queue(struct usb_ep *usbep, struct usb_request *usbreq,
1646 pch_udc_wait_ep_stall(ep); 1651 pch_udc_wait_ep_stall(ep);
1647 pch_udc_ep_clear_nak(ep); 1652 pch_udc_ep_clear_nak(ep);
1648 pch_udc_enable_ep_interrupts(ep->dev, (1 << ep->num)); 1653 pch_udc_enable_ep_interrupts(ep->dev, (1 << ep->num));
1649 pch_udc_set_dma(dev, DMA_DIR_TX);
1650 } 1654 }
1651 } 1655 }
1652 /* Now add this request to the ep's pending requests */ 1656 /* Now add this request to the ep's pending requests */
@@ -1926,6 +1930,7 @@ static void pch_udc_complete_receiver(struct pch_udc_ep *ep)
1926 PCH_UDC_BS_DMA_DONE) 1930 PCH_UDC_BS_DMA_DONE)
1927 return; 1931 return;
1928 pch_udc_clear_dma(ep->dev, DMA_DIR_RX); 1932 pch_udc_clear_dma(ep->dev, DMA_DIR_RX);
1933 pch_udc_ep_set_ddptr(ep, 0);
1929 if ((req->td_data_last->status & PCH_UDC_RXTX_STS) != 1934 if ((req->td_data_last->status & PCH_UDC_RXTX_STS) !=
1930 PCH_UDC_RTS_SUCC) { 1935 PCH_UDC_RTS_SUCC) {
1931 dev_err(&dev->pdev->dev, "Invalid RXTX status (0x%08x) " 1936 dev_err(&dev->pdev->dev, "Invalid RXTX status (0x%08x) "
@@ -1963,7 +1968,7 @@ static void pch_udc_svc_data_in(struct pch_udc_dev *dev, int ep_num)
1963 u32 epsts; 1968 u32 epsts;
1964 struct pch_udc_ep *ep; 1969 struct pch_udc_ep *ep;
1965 1970
1966 ep = &dev->ep[2*ep_num]; 1971 ep = &dev->ep[UDC_EPIN_IDX(ep_num)];
1967 epsts = ep->epsts; 1972 epsts = ep->epsts;
1968 ep->epsts = 0; 1973 ep->epsts = 0;
1969 1974
@@ -2008,7 +2013,7 @@ static void pch_udc_svc_data_out(struct pch_udc_dev *dev, int ep_num)
2008 struct pch_udc_ep *ep; 2013 struct pch_udc_ep *ep;
2009 struct pch_udc_request *req = NULL; 2014 struct pch_udc_request *req = NULL;
2010 2015
2011 ep = &dev->ep[2*ep_num + 1]; 2016 ep = &dev->ep[UDC_EPOUT_IDX(ep_num)];
2012 epsts = ep->epsts; 2017 epsts = ep->epsts;
2013 ep->epsts = 0; 2018 ep->epsts = 0;
2014 2019
@@ -2025,10 +2030,11 @@ static void pch_udc_svc_data_out(struct pch_udc_dev *dev, int ep_num)
2025 } 2030 }
2026 if (epsts & UDC_EPSTS_HE) 2031 if (epsts & UDC_EPSTS_HE)
2027 return; 2032 return;
2028 if (epsts & UDC_EPSTS_RSS) 2033 if (epsts & UDC_EPSTS_RSS) {
2029 pch_udc_ep_set_stall(ep); 2034 pch_udc_ep_set_stall(ep);
2030 pch_udc_enable_ep_interrupts(ep->dev, 2035 pch_udc_enable_ep_interrupts(ep->dev,
2031 PCH_UDC_EPINT(ep->in, ep->num)); 2036 PCH_UDC_EPINT(ep->in, ep->num));
2037 }
2032 if (epsts & UDC_EPSTS_RCS) { 2038 if (epsts & UDC_EPSTS_RCS) {
2033 if (!dev->prot_stall) { 2039 if (!dev->prot_stall) {
2034 pch_udc_ep_clear_stall(ep); 2040 pch_udc_ep_clear_stall(ep);
@@ -2060,8 +2066,10 @@ static void pch_udc_svc_control_in(struct pch_udc_dev *dev)
2060{ 2066{
2061 u32 epsts; 2067 u32 epsts;
2062 struct pch_udc_ep *ep; 2068 struct pch_udc_ep *ep;
2069 struct pch_udc_ep *ep_out;
2063 2070
2064 ep = &dev->ep[UDC_EP0IN_IDX]; 2071 ep = &dev->ep[UDC_EP0IN_IDX];
2072 ep_out = &dev->ep[UDC_EP0OUT_IDX];
2065 epsts = ep->epsts; 2073 epsts = ep->epsts;
2066 ep->epsts = 0; 2074 ep->epsts = 0;
2067 2075
@@ -2073,8 +2081,16 @@ static void pch_udc_svc_control_in(struct pch_udc_dev *dev)
2073 return; 2081 return;
2074 if (epsts & UDC_EPSTS_HE) 2082 if (epsts & UDC_EPSTS_HE)
2075 return; 2083 return;
2076 if ((epsts & UDC_EPSTS_TDC) && (!dev->stall)) 2084 if ((epsts & UDC_EPSTS_TDC) && (!dev->stall)) {
2077 pch_udc_complete_transfer(ep); 2085 pch_udc_complete_transfer(ep);
2086 pch_udc_clear_dma(dev, DMA_DIR_RX);
2087 ep_out->td_data->status = (ep_out->td_data->status &
2088 ~PCH_UDC_BUFF_STS) |
2089 PCH_UDC_BS_HST_RDY;
2090 pch_udc_ep_clear_nak(ep_out);
2091 pch_udc_set_dma(dev, DMA_DIR_RX);
2092 pch_udc_ep_set_rrdy(ep_out);
2093 }
2078 /* On IN interrupt, provide data if we have any */ 2094 /* On IN interrupt, provide data if we have any */
2079 if ((epsts & UDC_EPSTS_IN) && !(epsts & UDC_EPSTS_TDC) && 2095 if ((epsts & UDC_EPSTS_IN) && !(epsts & UDC_EPSTS_TDC) &&
2080 !(epsts & UDC_EPSTS_TXEMPTY)) 2096 !(epsts & UDC_EPSTS_TXEMPTY))
@@ -2102,11 +2118,9 @@ static void pch_udc_svc_control_out(struct pch_udc_dev *dev)
2102 dev->stall = 0; 2118 dev->stall = 0;
2103 dev->ep[UDC_EP0IN_IDX].halted = 0; 2119 dev->ep[UDC_EP0IN_IDX].halted = 0;
2104 dev->ep[UDC_EP0OUT_IDX].halted = 0; 2120 dev->ep[UDC_EP0OUT_IDX].halted = 0;
2105 /* In data not ready */
2106 pch_udc_ep_set_nak(&(dev->ep[UDC_EP0IN_IDX]));
2107 dev->setup_data = ep->td_stp->request; 2121 dev->setup_data = ep->td_stp->request;
2108 pch_udc_init_setup_buff(ep->td_stp); 2122 pch_udc_init_setup_buff(ep->td_stp);
2109 pch_udc_clear_dma(dev, DMA_DIR_TX); 2123 pch_udc_clear_dma(dev, DMA_DIR_RX);
2110 pch_udc_ep_fifo_flush(&(dev->ep[UDC_EP0IN_IDX]), 2124 pch_udc_ep_fifo_flush(&(dev->ep[UDC_EP0IN_IDX]),
2111 dev->ep[UDC_EP0IN_IDX].in); 2125 dev->ep[UDC_EP0IN_IDX].in);
2112 if ((dev->setup_data.bRequestType & USB_DIR_IN)) 2126 if ((dev->setup_data.bRequestType & USB_DIR_IN))
@@ -2122,14 +2136,23 @@ static void pch_udc_svc_control_out(struct pch_udc_dev *dev)
2122 setup_supported = dev->driver->setup(&dev->gadget, 2136 setup_supported = dev->driver->setup(&dev->gadget,
2123 &dev->setup_data); 2137 &dev->setup_data);
2124 spin_lock(&dev->lock); 2138 spin_lock(&dev->lock);
2139
2140 if (dev->setup_data.bRequestType & USB_DIR_IN) {
2141 ep->td_data->status = (ep->td_data->status &
2142 ~PCH_UDC_BUFF_STS) |
2143 PCH_UDC_BS_HST_RDY;
2144 pch_udc_ep_set_ddptr(ep, ep->td_data_phys);
2145 }
2125 /* ep0 in returns data on IN phase */ 2146 /* ep0 in returns data on IN phase */
2126 if (setup_supported >= 0 && setup_supported < 2147 if (setup_supported >= 0 && setup_supported <
2127 UDC_EP0IN_MAX_PKT_SIZE) { 2148 UDC_EP0IN_MAX_PKT_SIZE) {
2128 pch_udc_ep_clear_nak(&(dev->ep[UDC_EP0IN_IDX])); 2149 pch_udc_ep_clear_nak(&(dev->ep[UDC_EP0IN_IDX]));
2129 /* Gadget would have queued a request when 2150 /* Gadget would have queued a request when
2130 * we called the setup */ 2151 * we called the setup */
2131 pch_udc_set_dma(dev, DMA_DIR_RX); 2152 if (!(dev->setup_data.bRequestType & USB_DIR_IN)) {
2132 pch_udc_ep_clear_nak(ep); 2153 pch_udc_set_dma(dev, DMA_DIR_RX);
2154 pch_udc_ep_clear_nak(ep);
2155 }
2133 } else if (setup_supported < 0) { 2156 } else if (setup_supported < 0) {
2134 /* if unsupported request, then stall */ 2157 /* if unsupported request, then stall */
2135 pch_udc_ep_set_stall(&(dev->ep[UDC_EP0IN_IDX])); 2158 pch_udc_ep_set_stall(&(dev->ep[UDC_EP0IN_IDX]));
@@ -2142,22 +2165,13 @@ static void pch_udc_svc_control_out(struct pch_udc_dev *dev)
2142 } 2165 }
2143 } else if ((((stat & UDC_EPSTS_OUT_MASK) >> UDC_EPSTS_OUT_SHIFT) == 2166 } else if ((((stat & UDC_EPSTS_OUT_MASK) >> UDC_EPSTS_OUT_SHIFT) ==
2144 UDC_EPSTS_OUT_DATA) && !dev->stall) { 2167 UDC_EPSTS_OUT_DATA) && !dev->stall) {
2145 if (list_empty(&ep->queue)) { 2168 pch_udc_clear_dma(dev, DMA_DIR_RX);
2146 dev_err(&dev->pdev->dev, "%s: No request\n", __func__); 2169 pch_udc_ep_set_ddptr(ep, 0);
2147 ep->td_data->status = (ep->td_data->status & 2170 if (!list_empty(&ep->queue)) {
2148 ~PCH_UDC_BUFF_STS) |
2149 PCH_UDC_BS_HST_RDY;
2150 pch_udc_set_dma(dev, DMA_DIR_RX);
2151 } else {
2152 /* control write */
2153 /* next function will pickuo an clear the status */
2154 ep->epsts = stat; 2171 ep->epsts = stat;
2155 2172 pch_udc_svc_data_out(dev, PCH_UDC_EP0);
2156 pch_udc_svc_data_out(dev, 0);
2157 /* re-program desc. pointer for possible ZLPs */
2158 pch_udc_ep_set_ddptr(ep, ep->td_data_phys);
2159 pch_udc_set_dma(dev, DMA_DIR_RX);
2160 } 2173 }
2174 pch_udc_set_dma(dev, DMA_DIR_RX);
2161 } 2175 }
2162 pch_udc_ep_set_rrdy(ep); 2176 pch_udc_ep_set_rrdy(ep);
2163} 2177}
@@ -2174,7 +2188,7 @@ static void pch_udc_postsvc_epinters(struct pch_udc_dev *dev, int ep_num)
2174 struct pch_udc_ep *ep; 2188 struct pch_udc_ep *ep;
2175 struct pch_udc_request *req; 2189 struct pch_udc_request *req;
2176 2190
2177 ep = &dev->ep[2*ep_num]; 2191 ep = &dev->ep[UDC_EPIN_IDX(ep_num)];
2178 if (!list_empty(&ep->queue)) { 2192 if (!list_empty(&ep->queue)) {
2179 req = list_entry(ep->queue.next, struct pch_udc_request, queue); 2193 req = list_entry(ep->queue.next, struct pch_udc_request, queue);
2180 pch_udc_enable_ep_interrupts(ep->dev, 2194 pch_udc_enable_ep_interrupts(ep->dev,
@@ -2196,13 +2210,13 @@ static void pch_udc_read_all_epstatus(struct pch_udc_dev *dev, u32 ep_intr)
2196 for (i = 0; i < PCH_UDC_USED_EP_NUM; i++) { 2210 for (i = 0; i < PCH_UDC_USED_EP_NUM; i++) {
2197 /* IN */ 2211 /* IN */
2198 if (ep_intr & (0x1 << i)) { 2212 if (ep_intr & (0x1 << i)) {
2199 ep = &dev->ep[2*i]; 2213 ep = &dev->ep[UDC_EPIN_IDX(i)];
2200 ep->epsts = pch_udc_read_ep_status(ep); 2214 ep->epsts = pch_udc_read_ep_status(ep);
2201 pch_udc_clear_ep_status(ep, ep->epsts); 2215 pch_udc_clear_ep_status(ep, ep->epsts);
2202 } 2216 }
2203 /* OUT */ 2217 /* OUT */
2204 if (ep_intr & (0x10000 << i)) { 2218 if (ep_intr & (0x10000 << i)) {
2205 ep = &dev->ep[2*i+1]; 2219 ep = &dev->ep[UDC_EPOUT_IDX(i)];
2206 ep->epsts = pch_udc_read_ep_status(ep); 2220 ep->epsts = pch_udc_read_ep_status(ep);
2207 pch_udc_clear_ep_status(ep, ep->epsts); 2221 pch_udc_clear_ep_status(ep, ep->epsts);
2208 } 2222 }
@@ -2563,9 +2577,6 @@ static void pch_udc_pcd_reinit(struct pch_udc_dev *dev)
2563 dev->ep[UDC_EP0IN_IDX].ep.maxpacket = UDC_EP0IN_MAX_PKT_SIZE; 2577 dev->ep[UDC_EP0IN_IDX].ep.maxpacket = UDC_EP0IN_MAX_PKT_SIZE;
2564 dev->ep[UDC_EP0OUT_IDX].ep.maxpacket = UDC_EP0OUT_MAX_PKT_SIZE; 2578 dev->ep[UDC_EP0OUT_IDX].ep.maxpacket = UDC_EP0OUT_MAX_PKT_SIZE;
2565 2579
2566 dev->dma_addr = pci_map_single(dev->pdev, dev->ep0out_buf, 256,
2567 PCI_DMA_FROMDEVICE);
2568
2569 /* remove ep0 in and out from the list. They have own pointer */ 2580 /* remove ep0 in and out from the list. They have own pointer */
2570 list_del_init(&dev->ep[UDC_EP0IN_IDX].ep.ep_list); 2581 list_del_init(&dev->ep[UDC_EP0IN_IDX].ep.ep_list);
2571 list_del_init(&dev->ep[UDC_EP0OUT_IDX].ep.ep_list); 2582 list_del_init(&dev->ep[UDC_EP0OUT_IDX].ep.ep_list);
@@ -2637,6 +2648,13 @@ static int init_dma_pools(struct pch_udc_dev *dev)
2637 dev->ep[UDC_EP0IN_IDX].td_stp_phys = 0; 2648 dev->ep[UDC_EP0IN_IDX].td_stp_phys = 0;
2638 dev->ep[UDC_EP0IN_IDX].td_data = NULL; 2649 dev->ep[UDC_EP0IN_IDX].td_data = NULL;
2639 dev->ep[UDC_EP0IN_IDX].td_data_phys = 0; 2650 dev->ep[UDC_EP0IN_IDX].td_data_phys = 0;
2651
2652 dev->ep0out_buf = kzalloc(UDC_EP0OUT_BUFF_SIZE * 4, GFP_KERNEL);
2653 if (!dev->ep0out_buf)
2654 return -ENOMEM;
2655 dev->dma_addr = dma_map_single(&dev->pdev->dev, dev->ep0out_buf,
2656 UDC_EP0OUT_BUFF_SIZE * 4,
2657 DMA_FROM_DEVICE);
2640 return 0; 2658 return 0;
2641} 2659}
2642 2660
@@ -2700,7 +2718,8 @@ int usb_gadget_unregister_driver(struct usb_gadget_driver *driver)
2700 2718
2701 pch_udc_disable_interrupts(dev, UDC_DEVINT_MSK); 2719 pch_udc_disable_interrupts(dev, UDC_DEVINT_MSK);
2702 2720
2703 /* Assues that there are no pending requets with this driver */ 2721 /* Assures that there are no pending requests with this driver */
2722 driver->disconnect(&dev->gadget);
2704 driver->unbind(&dev->gadget); 2723 driver->unbind(&dev->gadget);
2705 dev->gadget.dev.driver = NULL; 2724 dev->gadget.dev.driver = NULL;
2706 dev->driver = NULL; 2725 dev->driver = NULL;
@@ -2750,6 +2769,11 @@ static void pch_udc_remove(struct pci_dev *pdev)
2750 pci_pool_destroy(dev->stp_requests); 2769 pci_pool_destroy(dev->stp_requests);
2751 } 2770 }
2752 2771
2772 if (dev->dma_addr)
2773 dma_unmap_single(&dev->pdev->dev, dev->dma_addr,
2774 UDC_EP0OUT_BUFF_SIZE * 4, DMA_FROM_DEVICE);
2775 kfree(dev->ep0out_buf);
2776
2753 pch_udc_exit(dev); 2777 pch_udc_exit(dev);
2754 2778
2755 if (dev->irq_registered) 2779 if (dev->irq_registered)
@@ -2792,11 +2816,7 @@ static int pch_udc_resume(struct pci_dev *pdev)
2792 int ret; 2816 int ret;
2793 2817
2794 pci_set_power_state(pdev, PCI_D0); 2818 pci_set_power_state(pdev, PCI_D0);
2795 ret = pci_restore_state(pdev); 2819 pci_restore_state(pdev);
2796 if (ret) {
2797 dev_err(&pdev->dev, "%s: pci_restore_state failed\n", __func__);
2798 return ret;
2799 }
2800 ret = pci_enable_device(pdev); 2820 ret = pci_enable_device(pdev);
2801 if (ret) { 2821 if (ret) {
2802 dev_err(&pdev->dev, "%s: pci_enable_device failed\n", __func__); 2822 dev_err(&pdev->dev, "%s: pci_enable_device failed\n", __func__);
@@ -2914,6 +2934,11 @@ static DEFINE_PCI_DEVICE_TABLE(pch_udc_pcidev_id) = {
2914 .class = (PCI_CLASS_SERIAL_USB << 8) | 0xfe, 2934 .class = (PCI_CLASS_SERIAL_USB << 8) | 0xfe,
2915 .class_mask = 0xffffffff, 2935 .class_mask = 0xffffffff,
2916 }, 2936 },
2937 {
2938 PCI_DEVICE(PCI_VENDOR_ID_ROHM, PCI_DEVICE_ID_ML7213_IOH_UDC),
2939 .class = (PCI_CLASS_SERIAL_USB << 8) | 0xfe,
2940 .class_mask = 0xffffffff,
2941 },
2917 { 0 }, 2942 { 0 },
2918}; 2943};
2919 2944
diff --git a/drivers/usb/gadget/printer.c b/drivers/usb/gadget/printer.c
index 2fc8636316c5..12ff6cffedc9 100644
--- a/drivers/usb/gadget/printer.c
+++ b/drivers/usb/gadget/printer.c
@@ -131,31 +131,31 @@ static struct printer_dev usb_printer_gadget;
131 * parameters are in UTF-8 (superset of ASCII's 7 bit characters). 131 * parameters are in UTF-8 (superset of ASCII's 7 bit characters).
132 */ 132 */
133 133
134static ushort __initdata idVendor; 134static ushort idVendor;
135module_param(idVendor, ushort, S_IRUGO); 135module_param(idVendor, ushort, S_IRUGO);
136MODULE_PARM_DESC(idVendor, "USB Vendor ID"); 136MODULE_PARM_DESC(idVendor, "USB Vendor ID");
137 137
138static ushort __initdata idProduct; 138static ushort idProduct;
139module_param(idProduct, ushort, S_IRUGO); 139module_param(idProduct, ushort, S_IRUGO);
140MODULE_PARM_DESC(idProduct, "USB Product ID"); 140MODULE_PARM_DESC(idProduct, "USB Product ID");
141 141
142static ushort __initdata bcdDevice; 142static ushort bcdDevice;
143module_param(bcdDevice, ushort, S_IRUGO); 143module_param(bcdDevice, ushort, S_IRUGO);
144MODULE_PARM_DESC(bcdDevice, "USB Device version (BCD)"); 144MODULE_PARM_DESC(bcdDevice, "USB Device version (BCD)");
145 145
146static char *__initdata iManufacturer; 146static char *iManufacturer;
147module_param(iManufacturer, charp, S_IRUGO); 147module_param(iManufacturer, charp, S_IRUGO);
148MODULE_PARM_DESC(iManufacturer, "USB Manufacturer string"); 148MODULE_PARM_DESC(iManufacturer, "USB Manufacturer string");
149 149
150static char *__initdata iProduct; 150static char *iProduct;
151module_param(iProduct, charp, S_IRUGO); 151module_param(iProduct, charp, S_IRUGO);
152MODULE_PARM_DESC(iProduct, "USB Product string"); 152MODULE_PARM_DESC(iProduct, "USB Product string");
153 153
154static char *__initdata iSerialNum; 154static char *iSerialNum;
155module_param(iSerialNum, charp, S_IRUGO); 155module_param(iSerialNum, charp, S_IRUGO);
156MODULE_PARM_DESC(iSerialNum, "1"); 156MODULE_PARM_DESC(iSerialNum, "1");
157 157
158static char *__initdata iPNPstring; 158static char *iPNPstring;
159module_param(iPNPstring, charp, S_IRUGO); 159module_param(iPNPstring, charp, S_IRUGO);
160MODULE_PARM_DESC(iPNPstring, "MFG:linux;MDL:g_printer;CLS:PRINTER;SN:1;"); 160MODULE_PARM_DESC(iPNPstring, "MFG:linux;MDL:g_printer;CLS:PRINTER;SN:1;");
161 161
@@ -1596,13 +1596,12 @@ cleanup(void)
1596 int status; 1596 int status;
1597 1597
1598 mutex_lock(&usb_printer_gadget.lock_printer_io); 1598 mutex_lock(&usb_printer_gadget.lock_printer_io);
1599 class_destroy(usb_gadget_class);
1600 unregister_chrdev_region(g_printer_devno, 2);
1601
1602 status = usb_gadget_unregister_driver(&printer_driver); 1599 status = usb_gadget_unregister_driver(&printer_driver);
1603 if (status) 1600 if (status)
1604 ERROR(dev, "usb_gadget_unregister_driver %x\n", status); 1601 ERROR(dev, "usb_gadget_unregister_driver %x\n", status);
1605 1602
1603 unregister_chrdev_region(g_printer_devno, 2);
1604 class_destroy(usb_gadget_class);
1606 mutex_unlock(&usb_printer_gadget.lock_printer_io); 1605 mutex_unlock(&usb_printer_gadget.lock_printer_io);
1607} 1606}
1608module_exit(cleanup); 1607module_exit(cleanup);
diff --git a/drivers/usb/host/ehci-fsl.c b/drivers/usb/host/ehci-fsl.c
index 86e42892016d..5c761df7fa83 100644
--- a/drivers/usb/host/ehci-fsl.c
+++ b/drivers/usb/host/ehci-fsl.c
@@ -52,7 +52,6 @@ static int usb_hcd_fsl_probe(const struct hc_driver *driver,
52 struct resource *res; 52 struct resource *res;
53 int irq; 53 int irq;
54 int retval; 54 int retval;
55 unsigned int temp;
56 55
57 pr_debug("initializing FSL-SOC USB Controller\n"); 56 pr_debug("initializing FSL-SOC USB Controller\n");
58 57
@@ -126,18 +125,6 @@ static int usb_hcd_fsl_probe(const struct hc_driver *driver,
126 goto err3; 125 goto err3;
127 } 126 }
128 127
129 /*
130 * Check if it is MPC5121 SoC, otherwise set pdata->have_sysif_regs
131 * flag for 83xx or 8536 system interface registers.
132 */
133 if (pdata->big_endian_mmio)
134 temp = in_be32(hcd->regs + FSL_SOC_USB_ID);
135 else
136 temp = in_le32(hcd->regs + FSL_SOC_USB_ID);
137
138 if ((temp & ID_MSK) != (~((temp & NID_MSK) >> 8) & ID_MSK))
139 pdata->have_sysif_regs = 1;
140
141 /* Enable USB controller, 83xx or 8536 */ 128 /* Enable USB controller, 83xx or 8536 */
142 if (pdata->have_sysif_regs) 129 if (pdata->have_sysif_regs)
143 setbits32(hcd->regs + FSL_SOC_USB_CTRL, 0x4); 130 setbits32(hcd->regs + FSL_SOC_USB_CTRL, 0x4);
diff --git a/drivers/usb/host/ehci-fsl.h b/drivers/usb/host/ehci-fsl.h
index 2c8353795226..3fabed33d940 100644
--- a/drivers/usb/host/ehci-fsl.h
+++ b/drivers/usb/host/ehci-fsl.h
@@ -19,9 +19,6 @@
19#define _EHCI_FSL_H 19#define _EHCI_FSL_H
20 20
21/* offsets for the non-ehci registers in the FSL SOC USB controller */ 21/* offsets for the non-ehci registers in the FSL SOC USB controller */
22#define FSL_SOC_USB_ID 0x0
23#define ID_MSK 0x3f
24#define NID_MSK 0x3f00
25#define FSL_SOC_USB_ULPIVP 0x170 22#define FSL_SOC_USB_ULPIVP 0x170
26#define FSL_SOC_USB_PORTSC1 0x184 23#define FSL_SOC_USB_PORTSC1 0x184
27#define PORT_PTS_MSK (3<<30) 24#define PORT_PTS_MSK (3<<30)
diff --git a/drivers/usb/host/ehci-hcd.c b/drivers/usb/host/ehci-hcd.c
index 6fee3cd58efe..74dcf49bd015 100644
--- a/drivers/usb/host/ehci-hcd.c
+++ b/drivers/usb/host/ehci-hcd.c
@@ -572,6 +572,8 @@ static int ehci_init(struct usb_hcd *hcd)
572 ehci->iaa_watchdog.function = ehci_iaa_watchdog; 572 ehci->iaa_watchdog.function = ehci_iaa_watchdog;
573 ehci->iaa_watchdog.data = (unsigned long) ehci; 573 ehci->iaa_watchdog.data = (unsigned long) ehci;
574 574
575 hcc_params = ehci_readl(ehci, &ehci->caps->hcc_params);
576
575 /* 577 /*
576 * hw default: 1K periodic list heads, one per frame. 578 * hw default: 1K periodic list heads, one per frame.
577 * periodic_size can shrink by USBCMD update if hcc_params allows. 579 * periodic_size can shrink by USBCMD update if hcc_params allows.
@@ -579,11 +581,20 @@ static int ehci_init(struct usb_hcd *hcd)
579 ehci->periodic_size = DEFAULT_I_TDPS; 581 ehci->periodic_size = DEFAULT_I_TDPS;
580 INIT_LIST_HEAD(&ehci->cached_itd_list); 582 INIT_LIST_HEAD(&ehci->cached_itd_list);
581 INIT_LIST_HEAD(&ehci->cached_sitd_list); 583 INIT_LIST_HEAD(&ehci->cached_sitd_list);
584
585 if (HCC_PGM_FRAMELISTLEN(hcc_params)) {
586 /* periodic schedule size can be smaller than default */
587 switch (EHCI_TUNE_FLS) {
588 case 0: ehci->periodic_size = 1024; break;
589 case 1: ehci->periodic_size = 512; break;
590 case 2: ehci->periodic_size = 256; break;
591 default: BUG();
592 }
593 }
582 if ((retval = ehci_mem_init(ehci, GFP_KERNEL)) < 0) 594 if ((retval = ehci_mem_init(ehci, GFP_KERNEL)) < 0)
583 return retval; 595 return retval;
584 596
585 /* controllers may cache some of the periodic schedule ... */ 597 /* controllers may cache some of the periodic schedule ... */
586 hcc_params = ehci_readl(ehci, &ehci->caps->hcc_params);
587 if (HCC_ISOC_CACHE(hcc_params)) // full frame cache 598 if (HCC_ISOC_CACHE(hcc_params)) // full frame cache
588 ehci->i_thresh = 2 + 8; 599 ehci->i_thresh = 2 + 8;
589 else // N microframes cached 600 else // N microframes cached
@@ -637,12 +648,6 @@ static int ehci_init(struct usb_hcd *hcd)
637 /* periodic schedule size can be smaller than default */ 648 /* periodic schedule size can be smaller than default */
638 temp &= ~(3 << 2); 649 temp &= ~(3 << 2);
639 temp |= (EHCI_TUNE_FLS << 2); 650 temp |= (EHCI_TUNE_FLS << 2);
640 switch (EHCI_TUNE_FLS) {
641 case 0: ehci->periodic_size = 1024; break;
642 case 1: ehci->periodic_size = 512; break;
643 case 2: ehci->periodic_size = 256; break;
644 default: BUG();
645 }
646 } 651 }
647 if (HCC_LPM(hcc_params)) { 652 if (HCC_LPM(hcc_params)) {
648 /* support link power management EHCI 1.1 addendum */ 653 /* support link power management EHCI 1.1 addendum */
diff --git a/drivers/usb/host/ehci-mxc.c b/drivers/usb/host/ehci-mxc.c
index fa59b26fc5bc..c8e360d7d975 100644
--- a/drivers/usb/host/ehci-mxc.c
+++ b/drivers/usb/host/ehci-mxc.c
@@ -21,10 +21,13 @@
21#include <linux/clk.h> 21#include <linux/clk.h>
22#include <linux/delay.h> 22#include <linux/delay.h>
23#include <linux/usb/otg.h> 23#include <linux/usb/otg.h>
24#include <linux/usb/ulpi.h>
24#include <linux/slab.h> 25#include <linux/slab.h>
25 26
26#include <mach/mxc_ehci.h> 27#include <mach/mxc_ehci.h>
27 28
29#include <asm/mach-types.h>
30
28#define ULPI_VIEWPORT_OFFSET 0x170 31#define ULPI_VIEWPORT_OFFSET 0x170
29 32
30struct ehci_mxc_priv { 33struct ehci_mxc_priv {
@@ -114,6 +117,7 @@ static int ehci_mxc_drv_probe(struct platform_device *pdev)
114 struct usb_hcd *hcd; 117 struct usb_hcd *hcd;
115 struct resource *res; 118 struct resource *res;
116 int irq, ret; 119 int irq, ret;
120 unsigned int flags;
117 struct ehci_mxc_priv *priv; 121 struct ehci_mxc_priv *priv;
118 struct device *dev = &pdev->dev; 122 struct device *dev = &pdev->dev;
119 struct ehci_hcd *ehci; 123 struct ehci_hcd *ehci;
@@ -177,8 +181,8 @@ static int ehci_mxc_drv_probe(struct platform_device *pdev)
177 clk_enable(priv->ahbclk); 181 clk_enable(priv->ahbclk);
178 } 182 }
179 183
180 /* "dr" device has its own clock */ 184 /* "dr" device has its own clock on i.MX51 */
181 if (pdev->id == 0) { 185 if (cpu_is_mx51() && (pdev->id == 0)) {
182 priv->phy1clk = clk_get(dev, "usb_phy1"); 186 priv->phy1clk = clk_get(dev, "usb_phy1");
183 if (IS_ERR(priv->phy1clk)) { 187 if (IS_ERR(priv->phy1clk)) {
184 ret = PTR_ERR(priv->phy1clk); 188 ret = PTR_ERR(priv->phy1clk);
@@ -240,6 +244,23 @@ static int ehci_mxc_drv_probe(struct platform_device *pdev)
240 if (ret) 244 if (ret)
241 goto err_add; 245 goto err_add;
242 246
247 if (pdata->otg) {
248 /*
249 * efikamx and efikasb have some hardware bug which is
250 * preventing usb to work unless CHRGVBUS is set.
251 * It's in violation of USB specs
252 */
253 if (machine_is_mx51_efikamx() || machine_is_mx51_efikasb()) {
254 flags = otg_io_read(pdata->otg, ULPI_OTG_CTRL);
255 flags |= ULPI_OTG_CTRL_CHRGVBUS;
256 ret = otg_io_write(pdata->otg, flags, ULPI_OTG_CTRL);
257 if (ret) {
258 dev_err(dev, "unable to set CHRVBUS\n");
259 goto err_add;
260 }
261 }
262 }
263
243 return 0; 264 return 0;
244 265
245err_add: 266err_add:
diff --git a/drivers/usb/host/ehci-pci.c b/drivers/usb/host/ehci-pci.c
index 76179c39c0e3..bed07d4aab06 100644
--- a/drivers/usb/host/ehci-pci.c
+++ b/drivers/usb/host/ehci-pci.c
@@ -44,28 +44,35 @@ static int ehci_pci_reinit(struct ehci_hcd *ehci, struct pci_dev *pdev)
44 return 0; 44 return 0;
45} 45}
46 46
47static int ehci_quirk_amd_SB800(struct ehci_hcd *ehci) 47static int ehci_quirk_amd_hudson(struct ehci_hcd *ehci)
48{ 48{
49 struct pci_dev *amd_smbus_dev; 49 struct pci_dev *amd_smbus_dev;
50 u8 rev = 0; 50 u8 rev = 0;
51 51
52 amd_smbus_dev = pci_get_device(PCI_VENDOR_ID_ATI, 0x4385, NULL); 52 amd_smbus_dev = pci_get_device(PCI_VENDOR_ID_ATI, 0x4385, NULL);
53 if (!amd_smbus_dev) 53 if (amd_smbus_dev) {
54 return 0; 54 pci_read_config_byte(amd_smbus_dev, PCI_REVISION_ID, &rev);
55 55 if (rev < 0x40) {
56 pci_read_config_byte(amd_smbus_dev, PCI_REVISION_ID, &rev); 56 pci_dev_put(amd_smbus_dev);
57 if (rev < 0x40) { 57 amd_smbus_dev = NULL;
58 pci_dev_put(amd_smbus_dev); 58 return 0;
59 amd_smbus_dev = NULL; 59 }
60 return 0; 60 } else {
61 amd_smbus_dev = pci_get_device(PCI_VENDOR_ID_AMD, 0x780b, NULL);
62 if (!amd_smbus_dev)
63 return 0;
64 pci_read_config_byte(amd_smbus_dev, PCI_REVISION_ID, &rev);
65 if (rev < 0x11 || rev > 0x18) {
66 pci_dev_put(amd_smbus_dev);
67 amd_smbus_dev = NULL;
68 return 0;
69 }
61 } 70 }
62 71
63 if (!amd_nb_dev) 72 if (!amd_nb_dev)
64 amd_nb_dev = pci_get_device(PCI_VENDOR_ID_AMD, 0x1510, NULL); 73 amd_nb_dev = pci_get_device(PCI_VENDOR_ID_AMD, 0x1510, NULL);
65 if (!amd_nb_dev)
66 ehci_err(ehci, "QUIRK: unable to get AMD NB device\n");
67 74
68 ehci_info(ehci, "QUIRK: Enable AMD SB800 L1 fix\n"); 75 ehci_info(ehci, "QUIRK: Enable exception for AMD Hudson ASPM\n");
69 76
70 pci_dev_put(amd_smbus_dev); 77 pci_dev_put(amd_smbus_dev);
71 amd_smbus_dev = NULL; 78 amd_smbus_dev = NULL;
@@ -131,7 +138,7 @@ static int ehci_pci_setup(struct usb_hcd *hcd)
131 /* cache this readonly data; minimize chip reads */ 138 /* cache this readonly data; minimize chip reads */
132 ehci->hcs_params = ehci_readl(ehci, &ehci->caps->hcs_params); 139 ehci->hcs_params = ehci_readl(ehci, &ehci->caps->hcs_params);
133 140
134 if (ehci_quirk_amd_SB800(ehci)) 141 if (ehci_quirk_amd_hudson(ehci))
135 ehci->amd_l1_fix = 1; 142 ehci->amd_l1_fix = 1;
136 143
137 retval = ehci_halt(ehci); 144 retval = ehci_halt(ehci);
diff --git a/drivers/usb/host/fsl-mph-dr-of.c b/drivers/usb/host/fsl-mph-dr-of.c
index 574b99ea0700..79a66d622f9c 100644
--- a/drivers/usb/host/fsl-mph-dr-of.c
+++ b/drivers/usb/host/fsl-mph-dr-of.c
@@ -262,19 +262,24 @@ static void fsl_usb2_mpc5121_exit(struct platform_device *pdev)
262 } 262 }
263} 263}
264 264
265struct fsl_usb2_platform_data fsl_usb2_mpc5121_pd = { 265static struct fsl_usb2_platform_data fsl_usb2_mpc5121_pd = {
266 .big_endian_desc = 1, 266 .big_endian_desc = 1,
267 .big_endian_mmio = 1, 267 .big_endian_mmio = 1,
268 .es = 1, 268 .es = 1,
269 .have_sysif_regs = 0,
269 .le_setup_buf = 1, 270 .le_setup_buf = 1,
270 .init = fsl_usb2_mpc5121_init, 271 .init = fsl_usb2_mpc5121_init,
271 .exit = fsl_usb2_mpc5121_exit, 272 .exit = fsl_usb2_mpc5121_exit,
272}; 273};
273#endif /* CONFIG_PPC_MPC512x */ 274#endif /* CONFIG_PPC_MPC512x */
274 275
276static struct fsl_usb2_platform_data fsl_usb2_mpc8xxx_pd = {
277 .have_sysif_regs = 1,
278};
279
275static const struct of_device_id fsl_usb2_mph_dr_of_match[] = { 280static const struct of_device_id fsl_usb2_mph_dr_of_match[] = {
276 { .compatible = "fsl-usb2-mph", }, 281 { .compatible = "fsl-usb2-mph", .data = &fsl_usb2_mpc8xxx_pd, },
277 { .compatible = "fsl-usb2-dr", }, 282 { .compatible = "fsl-usb2-dr", .data = &fsl_usb2_mpc8xxx_pd, },
278#ifdef CONFIG_PPC_MPC512x 283#ifdef CONFIG_PPC_MPC512x
279 { .compatible = "fsl,mpc5121-usb2-dr", .data = &fsl_usb2_mpc5121_pd, }, 284 { .compatible = "fsl,mpc5121-usb2-dr", .data = &fsl_usb2_mpc5121_pd, },
280#endif 285#endif
diff --git a/drivers/usb/host/xhci-ring.c b/drivers/usb/host/xhci-ring.c
index df558f6f84e3..3e8211c1ce5a 100644
--- a/drivers/usb/host/xhci-ring.c
+++ b/drivers/usb/host/xhci-ring.c
@@ -308,11 +308,8 @@ static int room_on_ring(struct xhci_hcd *xhci, struct xhci_ring *ring,
308/* Ring the host controller doorbell after placing a command on the ring */ 308/* Ring the host controller doorbell after placing a command on the ring */
309void xhci_ring_cmd_db(struct xhci_hcd *xhci) 309void xhci_ring_cmd_db(struct xhci_hcd *xhci)
310{ 310{
311 u32 temp;
312
313 xhci_dbg(xhci, "// Ding dong!\n"); 311 xhci_dbg(xhci, "// Ding dong!\n");
314 temp = xhci_readl(xhci, &xhci->dba->doorbell[0]) & DB_MASK; 312 xhci_writel(xhci, DB_VALUE_HOST, &xhci->dba->doorbell[0]);
315 xhci_writel(xhci, temp | DB_TARGET_HOST, &xhci->dba->doorbell[0]);
316 /* Flush PCI posted writes */ 313 /* Flush PCI posted writes */
317 xhci_readl(xhci, &xhci->dba->doorbell[0]); 314 xhci_readl(xhci, &xhci->dba->doorbell[0]);
318} 315}
@@ -322,26 +319,24 @@ void xhci_ring_ep_doorbell(struct xhci_hcd *xhci,
322 unsigned int ep_index, 319 unsigned int ep_index,
323 unsigned int stream_id) 320 unsigned int stream_id)
324{ 321{
325 struct xhci_virt_ep *ep;
326 unsigned int ep_state;
327 u32 field;
328 __u32 __iomem *db_addr = &xhci->dba->doorbell[slot_id]; 322 __u32 __iomem *db_addr = &xhci->dba->doorbell[slot_id];
323 struct xhci_virt_ep *ep = &xhci->devs[slot_id]->eps[ep_index];
324 unsigned int ep_state = ep->ep_state;
329 325
330 ep = &xhci->devs[slot_id]->eps[ep_index];
331 ep_state = ep->ep_state;
332 /* Don't ring the doorbell for this endpoint if there are pending 326 /* Don't ring the doorbell for this endpoint if there are pending
333 * cancellations because the we don't want to interrupt processing. 327 * cancellations because we don't want to interrupt processing.
334 * We don't want to restart any stream rings if there's a set dequeue 328 * We don't want to restart any stream rings if there's a set dequeue
335 * pointer command pending because the device can choose to start any 329 * pointer command pending because the device can choose to start any
336 * stream once the endpoint is on the HW schedule. 330 * stream once the endpoint is on the HW schedule.
337 * FIXME - check all the stream rings for pending cancellations. 331 * FIXME - check all the stream rings for pending cancellations.
338 */ 332 */
339 if (!(ep_state & EP_HALT_PENDING) && !(ep_state & SET_DEQ_PENDING) 333 if ((ep_state & EP_HALT_PENDING) || (ep_state & SET_DEQ_PENDING) ||
340 && !(ep_state & EP_HALTED)) { 334 (ep_state & EP_HALTED))
341 field = xhci_readl(xhci, db_addr) & DB_MASK; 335 return;
342 field |= EPI_TO_DB(ep_index) | STREAM_ID_TO_DB(stream_id); 336 xhci_writel(xhci, DB_VALUE(ep_index, stream_id), db_addr);
343 xhci_writel(xhci, field, db_addr); 337 /* The CPU has better things to do at this point than wait for a
344 } 338 * write-posting flush. It'll get there soon enough.
339 */
345} 340}
346 341
347/* Ring the doorbell for any rings with pending URBs */ 342/* Ring the doorbell for any rings with pending URBs */
@@ -1188,7 +1183,7 @@ static void handle_port_status(struct xhci_hcd *xhci,
1188 1183
1189 addr = &xhci->op_regs->port_status_base + NUM_PORT_REGS * (port_id - 1); 1184 addr = &xhci->op_regs->port_status_base + NUM_PORT_REGS * (port_id - 1);
1190 temp = xhci_readl(xhci, addr); 1185 temp = xhci_readl(xhci, addr);
1191 if ((temp & PORT_CONNECT) && (hcd->state == HC_STATE_SUSPENDED)) { 1186 if (hcd->state == HC_STATE_SUSPENDED) {
1192 xhci_dbg(xhci, "resume root hub\n"); 1187 xhci_dbg(xhci, "resume root hub\n");
1193 usb_hcd_resume_root_hub(hcd); 1188 usb_hcd_resume_root_hub(hcd);
1194 } 1189 }
@@ -1710,8 +1705,7 @@ static int process_bulk_intr_td(struct xhci_hcd *xhci, struct xhci_td *td,
1710 /* Others already handled above */ 1705 /* Others already handled above */
1711 break; 1706 break;
1712 } 1707 }
1713 dev_dbg(&td->urb->dev->dev, 1708 xhci_dbg(xhci, "ep %#x - asked for %d bytes, "
1714 "ep %#x - asked for %d bytes, "
1715 "%d bytes untransferred\n", 1709 "%d bytes untransferred\n",
1716 td->urb->ep->desc.bEndpointAddress, 1710 td->urb->ep->desc.bEndpointAddress,
1717 td->urb->transfer_buffer_length, 1711 td->urb->transfer_buffer_length,
@@ -2389,7 +2383,8 @@ static unsigned int count_sg_trbs_needed(struct xhci_hcd *xhci, struct urb *urb)
2389 } 2383 }
2390 xhci_dbg(xhci, "\n"); 2384 xhci_dbg(xhci, "\n");
2391 if (!in_interrupt()) 2385 if (!in_interrupt())
2392 dev_dbg(&urb->dev->dev, "ep %#x - urb len = %d, sglist used, num_trbs = %d\n", 2386 xhci_dbg(xhci, "ep %#x - urb len = %d, sglist used, "
2387 "num_trbs = %d\n",
2393 urb->ep->desc.bEndpointAddress, 2388 urb->ep->desc.bEndpointAddress,
2394 urb->transfer_buffer_length, 2389 urb->transfer_buffer_length,
2395 num_trbs); 2390 num_trbs);
@@ -2414,14 +2409,17 @@ static void check_trb_math(struct urb *urb, int num_trbs, int running_total)
2414 2409
2415static void giveback_first_trb(struct xhci_hcd *xhci, int slot_id, 2410static void giveback_first_trb(struct xhci_hcd *xhci, int slot_id,
2416 unsigned int ep_index, unsigned int stream_id, int start_cycle, 2411 unsigned int ep_index, unsigned int stream_id, int start_cycle,
2417 struct xhci_generic_trb *start_trb, struct xhci_td *td) 2412 struct xhci_generic_trb *start_trb)
2418{ 2413{
2419 /* 2414 /*
2420 * Pass all the TRBs to the hardware at once and make sure this write 2415 * Pass all the TRBs to the hardware at once and make sure this write
2421 * isn't reordered. 2416 * isn't reordered.
2422 */ 2417 */
2423 wmb(); 2418 wmb();
2424 start_trb->field[3] |= start_cycle; 2419 if (start_cycle)
2420 start_trb->field[3] |= start_cycle;
2421 else
2422 start_trb->field[3] &= ~0x1;
2425 xhci_ring_ep_doorbell(xhci, slot_id, ep_index, stream_id); 2423 xhci_ring_ep_doorbell(xhci, slot_id, ep_index, stream_id);
2426} 2424}
2427 2425
@@ -2449,7 +2447,7 @@ int xhci_queue_intr_tx(struct xhci_hcd *xhci, gfp_t mem_flags,
2449 * to set the polling interval (once the API is added). 2447 * to set the polling interval (once the API is added).
2450 */ 2448 */
2451 if (xhci_interval != ep_interval) { 2449 if (xhci_interval != ep_interval) {
2452 if (!printk_ratelimit()) 2450 if (printk_ratelimit())
2453 dev_dbg(&urb->dev->dev, "Driver uses different interval" 2451 dev_dbg(&urb->dev->dev, "Driver uses different interval"
2454 " (%d microframe%s) than xHCI " 2452 " (%d microframe%s) than xHCI "
2455 "(%d microframe%s)\n", 2453 "(%d microframe%s)\n",
@@ -2551,9 +2549,11 @@ static int queue_bulk_sg_tx(struct xhci_hcd *xhci, gfp_t mem_flags,
2551 u32 remainder = 0; 2549 u32 remainder = 0;
2552 2550
2553 /* Don't change the cycle bit of the first TRB until later */ 2551 /* Don't change the cycle bit of the first TRB until later */
2554 if (first_trb) 2552 if (first_trb) {
2555 first_trb = false; 2553 first_trb = false;
2556 else 2554 if (start_cycle == 0)
2555 field |= 0x1;
2556 } else
2557 field |= ep_ring->cycle_state; 2557 field |= ep_ring->cycle_state;
2558 2558
2559 /* Chain all the TRBs together; clear the chain bit in the last 2559 /* Chain all the TRBs together; clear the chain bit in the last
@@ -2625,7 +2625,7 @@ static int queue_bulk_sg_tx(struct xhci_hcd *xhci, gfp_t mem_flags,
2625 2625
2626 check_trb_math(urb, num_trbs, running_total); 2626 check_trb_math(urb, num_trbs, running_total);
2627 giveback_first_trb(xhci, slot_id, ep_index, urb->stream_id, 2627 giveback_first_trb(xhci, slot_id, ep_index, urb->stream_id,
2628 start_cycle, start_trb, td); 2628 start_cycle, start_trb);
2629 return 0; 2629 return 0;
2630} 2630}
2631 2631
@@ -2671,7 +2671,8 @@ int xhci_queue_bulk_tx(struct xhci_hcd *xhci, gfp_t mem_flags,
2671 /* FIXME: this doesn't deal with URB_ZERO_PACKET - need one more */ 2671 /* FIXME: this doesn't deal with URB_ZERO_PACKET - need one more */
2672 2672
2673 if (!in_interrupt()) 2673 if (!in_interrupt())
2674 dev_dbg(&urb->dev->dev, "ep %#x - urb len = %#x (%d), addr = %#llx, num_trbs = %d\n", 2674 xhci_dbg(xhci, "ep %#x - urb len = %#x (%d), "
2675 "addr = %#llx, num_trbs = %d\n",
2675 urb->ep->desc.bEndpointAddress, 2676 urb->ep->desc.bEndpointAddress,
2676 urb->transfer_buffer_length, 2677 urb->transfer_buffer_length,
2677 urb->transfer_buffer_length, 2678 urb->transfer_buffer_length,
@@ -2711,9 +2712,11 @@ int xhci_queue_bulk_tx(struct xhci_hcd *xhci, gfp_t mem_flags,
2711 field = 0; 2712 field = 0;
2712 2713
2713 /* Don't change the cycle bit of the first TRB until later */ 2714 /* Don't change the cycle bit of the first TRB until later */
2714 if (first_trb) 2715 if (first_trb) {
2715 first_trb = false; 2716 first_trb = false;
2716 else 2717 if (start_cycle == 0)
2718 field |= 0x1;
2719 } else
2717 field |= ep_ring->cycle_state; 2720 field |= ep_ring->cycle_state;
2718 2721
2719 /* Chain all the TRBs together; clear the chain bit in the last 2722 /* Chain all the TRBs together; clear the chain bit in the last
@@ -2757,7 +2760,7 @@ int xhci_queue_bulk_tx(struct xhci_hcd *xhci, gfp_t mem_flags,
2757 2760
2758 check_trb_math(urb, num_trbs, running_total); 2761 check_trb_math(urb, num_trbs, running_total);
2759 giveback_first_trb(xhci, slot_id, ep_index, urb->stream_id, 2762 giveback_first_trb(xhci, slot_id, ep_index, urb->stream_id,
2760 start_cycle, start_trb, td); 2763 start_cycle, start_trb);
2761 return 0; 2764 return 0;
2762} 2765}
2763 2766
@@ -2818,13 +2821,17 @@ int xhci_queue_ctrl_tx(struct xhci_hcd *xhci, gfp_t mem_flags,
2818 /* Queue setup TRB - see section 6.4.1.2.1 */ 2821 /* Queue setup TRB - see section 6.4.1.2.1 */
2819 /* FIXME better way to translate setup_packet into two u32 fields? */ 2822 /* FIXME better way to translate setup_packet into two u32 fields? */
2820 setup = (struct usb_ctrlrequest *) urb->setup_packet; 2823 setup = (struct usb_ctrlrequest *) urb->setup_packet;
2824 field = 0;
2825 field |= TRB_IDT | TRB_TYPE(TRB_SETUP);
2826 if (start_cycle == 0)
2827 field |= 0x1;
2821 queue_trb(xhci, ep_ring, false, true, 2828 queue_trb(xhci, ep_ring, false, true,
2822 /* FIXME endianness is probably going to bite my ass here. */ 2829 /* FIXME endianness is probably going to bite my ass here. */
2823 setup->bRequestType | setup->bRequest << 8 | setup->wValue << 16, 2830 setup->bRequestType | setup->bRequest << 8 | setup->wValue << 16,
2824 setup->wIndex | setup->wLength << 16, 2831 setup->wIndex | setup->wLength << 16,
2825 TRB_LEN(8) | TRB_INTR_TARGET(0), 2832 TRB_LEN(8) | TRB_INTR_TARGET(0),
2826 /* Immediate data in pointer */ 2833 /* Immediate data in pointer */
2827 TRB_IDT | TRB_TYPE(TRB_SETUP)); 2834 field);
2828 2835
2829 /* If there's data, queue data TRBs */ 2836 /* If there's data, queue data TRBs */
2830 field = 0; 2837 field = 0;
@@ -2859,7 +2866,7 @@ int xhci_queue_ctrl_tx(struct xhci_hcd *xhci, gfp_t mem_flags,
2859 field | TRB_IOC | TRB_TYPE(TRB_STATUS) | ep_ring->cycle_state); 2866 field | TRB_IOC | TRB_TYPE(TRB_STATUS) | ep_ring->cycle_state);
2860 2867
2861 giveback_first_trb(xhci, slot_id, ep_index, 0, 2868 giveback_first_trb(xhci, slot_id, ep_index, 0,
2862 start_cycle, start_trb, td); 2869 start_cycle, start_trb);
2863 return 0; 2870 return 0;
2864} 2871}
2865 2872
@@ -2900,6 +2907,7 @@ static int xhci_queue_isoc_tx(struct xhci_hcd *xhci, gfp_t mem_flags,
2900 int running_total, trb_buff_len, td_len, td_remain_len, ret; 2907 int running_total, trb_buff_len, td_len, td_remain_len, ret;
2901 u64 start_addr, addr; 2908 u64 start_addr, addr;
2902 int i, j; 2909 int i, j;
2910 bool more_trbs_coming;
2903 2911
2904 ep_ring = xhci->devs[slot_id]->eps[ep_index].ring; 2912 ep_ring = xhci->devs[slot_id]->eps[ep_index].ring;
2905 2913
@@ -2910,7 +2918,7 @@ static int xhci_queue_isoc_tx(struct xhci_hcd *xhci, gfp_t mem_flags,
2910 } 2918 }
2911 2919
2912 if (!in_interrupt()) 2920 if (!in_interrupt())
2913 dev_dbg(&urb->dev->dev, "ep %#x - urb len = %#x (%d)," 2921 xhci_dbg(xhci, "ep %#x - urb len = %#x (%d),"
2914 " addr = %#llx, num_tds = %d\n", 2922 " addr = %#llx, num_tds = %d\n",
2915 urb->ep->desc.bEndpointAddress, 2923 urb->ep->desc.bEndpointAddress,
2916 urb->transfer_buffer_length, 2924 urb->transfer_buffer_length,
@@ -2950,7 +2958,10 @@ static int xhci_queue_isoc_tx(struct xhci_hcd *xhci, gfp_t mem_flags,
2950 field |= TRB_TYPE(TRB_ISOC); 2958 field |= TRB_TYPE(TRB_ISOC);
2951 /* Assume URB_ISO_ASAP is set */ 2959 /* Assume URB_ISO_ASAP is set */
2952 field |= TRB_SIA; 2960 field |= TRB_SIA;
2953 if (i > 0) 2961 if (i == 0) {
2962 if (start_cycle == 0)
2963 field |= 0x1;
2964 } else
2954 field |= ep_ring->cycle_state; 2965 field |= ep_ring->cycle_state;
2955 first_trb = false; 2966 first_trb = false;
2956 } else { 2967 } else {
@@ -2965,9 +2976,11 @@ static int xhci_queue_isoc_tx(struct xhci_hcd *xhci, gfp_t mem_flags,
2965 */ 2976 */
2966 if (j < trbs_per_td - 1) { 2977 if (j < trbs_per_td - 1) {
2967 field |= TRB_CHAIN; 2978 field |= TRB_CHAIN;
2979 more_trbs_coming = true;
2968 } else { 2980 } else {
2969 td->last_trb = ep_ring->enqueue; 2981 td->last_trb = ep_ring->enqueue;
2970 field |= TRB_IOC; 2982 field |= TRB_IOC;
2983 more_trbs_coming = false;
2971 } 2984 }
2972 2985
2973 /* Calculate TRB length */ 2986 /* Calculate TRB length */
@@ -2980,7 +2993,7 @@ static int xhci_queue_isoc_tx(struct xhci_hcd *xhci, gfp_t mem_flags,
2980 length_field = TRB_LEN(trb_buff_len) | 2993 length_field = TRB_LEN(trb_buff_len) |
2981 remainder | 2994 remainder |
2982 TRB_INTR_TARGET(0); 2995 TRB_INTR_TARGET(0);
2983 queue_trb(xhci, ep_ring, false, false, 2996 queue_trb(xhci, ep_ring, false, more_trbs_coming,
2984 lower_32_bits(addr), 2997 lower_32_bits(addr),
2985 upper_32_bits(addr), 2998 upper_32_bits(addr),
2986 length_field, 2999 length_field,
@@ -3003,10 +3016,8 @@ static int xhci_queue_isoc_tx(struct xhci_hcd *xhci, gfp_t mem_flags,
3003 } 3016 }
3004 } 3017 }
3005 3018
3006 wmb(); 3019 giveback_first_trb(xhci, slot_id, ep_index, urb->stream_id,
3007 start_trb->field[3] |= start_cycle; 3020 start_cycle, start_trb);
3008
3009 xhci_ring_ep_doorbell(xhci, slot_id, ep_index, urb->stream_id);
3010 return 0; 3021 return 0;
3011} 3022}
3012 3023
@@ -3064,7 +3075,7 @@ int xhci_queue_isoc_tx_prepare(struct xhci_hcd *xhci, gfp_t mem_flags,
3064 * to set the polling interval (once the API is added). 3075 * to set the polling interval (once the API is added).
3065 */ 3076 */
3066 if (xhci_interval != ep_interval) { 3077 if (xhci_interval != ep_interval) {
3067 if (!printk_ratelimit()) 3078 if (printk_ratelimit())
3068 dev_dbg(&urb->dev->dev, "Driver uses different interval" 3079 dev_dbg(&urb->dev->dev, "Driver uses different interval"
3069 " (%d microframe%s) than xHCI " 3080 " (%d microframe%s) than xHCI "
3070 "(%d microframe%s)\n", 3081 "(%d microframe%s)\n",
diff --git a/drivers/usb/host/xhci.c b/drivers/usb/host/xhci.c
index 45e4a3108cc3..34cf4e165877 100644
--- a/drivers/usb/host/xhci.c
+++ b/drivers/usb/host/xhci.c
@@ -226,7 +226,8 @@ static int xhci_setup_msi(struct xhci_hcd *xhci)
226static int xhci_setup_msix(struct xhci_hcd *xhci) 226static int xhci_setup_msix(struct xhci_hcd *xhci)
227{ 227{
228 int i, ret = 0; 228 int i, ret = 0;
229 struct pci_dev *pdev = to_pci_dev(xhci_to_hcd(xhci)->self.controller); 229 struct usb_hcd *hcd = xhci_to_hcd(xhci);
230 struct pci_dev *pdev = to_pci_dev(hcd->self.controller);
230 231
231 /* 232 /*
232 * calculate number of msi-x vectors supported. 233 * calculate number of msi-x vectors supported.
@@ -265,6 +266,7 @@ static int xhci_setup_msix(struct xhci_hcd *xhci)
265 goto disable_msix; 266 goto disable_msix;
266 } 267 }
267 268
269 hcd->msix_enabled = 1;
268 return ret; 270 return ret;
269 271
270disable_msix: 272disable_msix:
@@ -280,7 +282,8 @@ free_entries:
280/* Free any IRQs and disable MSI-X */ 282/* Free any IRQs and disable MSI-X */
281static void xhci_cleanup_msix(struct xhci_hcd *xhci) 283static void xhci_cleanup_msix(struct xhci_hcd *xhci)
282{ 284{
283 struct pci_dev *pdev = to_pci_dev(xhci_to_hcd(xhci)->self.controller); 285 struct usb_hcd *hcd = xhci_to_hcd(xhci);
286 struct pci_dev *pdev = to_pci_dev(hcd->self.controller);
284 287
285 xhci_free_irq(xhci); 288 xhci_free_irq(xhci);
286 289
@@ -292,6 +295,7 @@ static void xhci_cleanup_msix(struct xhci_hcd *xhci)
292 pci_disable_msi(pdev); 295 pci_disable_msi(pdev);
293 } 296 }
294 297
298 hcd->msix_enabled = 0;
295 return; 299 return;
296} 300}
297 301
@@ -508,9 +512,10 @@ void xhci_stop(struct usb_hcd *hcd)
508 spin_lock_irq(&xhci->lock); 512 spin_lock_irq(&xhci->lock);
509 xhci_halt(xhci); 513 xhci_halt(xhci);
510 xhci_reset(xhci); 514 xhci_reset(xhci);
511 xhci_cleanup_msix(xhci);
512 spin_unlock_irq(&xhci->lock); 515 spin_unlock_irq(&xhci->lock);
513 516
517 xhci_cleanup_msix(xhci);
518
514#ifdef CONFIG_USB_XHCI_HCD_DEBUGGING 519#ifdef CONFIG_USB_XHCI_HCD_DEBUGGING
515 /* Tell the event ring poll function not to reschedule */ 520 /* Tell the event ring poll function not to reschedule */
516 xhci->zombie = 1; 521 xhci->zombie = 1;
@@ -544,9 +549,10 @@ void xhci_shutdown(struct usb_hcd *hcd)
544 549
545 spin_lock_irq(&xhci->lock); 550 spin_lock_irq(&xhci->lock);
546 xhci_halt(xhci); 551 xhci_halt(xhci);
547 xhci_cleanup_msix(xhci);
548 spin_unlock_irq(&xhci->lock); 552 spin_unlock_irq(&xhci->lock);
549 553
554 xhci_cleanup_msix(xhci);
555
550 xhci_dbg(xhci, "xhci_shutdown completed - status = %x\n", 556 xhci_dbg(xhci, "xhci_shutdown completed - status = %x\n",
551 xhci_readl(xhci, &xhci->op_regs->status)); 557 xhci_readl(xhci, &xhci->op_regs->status));
552} 558}
@@ -647,6 +653,7 @@ int xhci_suspend(struct xhci_hcd *xhci)
647 int rc = 0; 653 int rc = 0;
648 struct usb_hcd *hcd = xhci_to_hcd(xhci); 654 struct usb_hcd *hcd = xhci_to_hcd(xhci);
649 u32 command; 655 u32 command;
656 int i;
650 657
651 spin_lock_irq(&xhci->lock); 658 spin_lock_irq(&xhci->lock);
652 clear_bit(HCD_FLAG_HW_ACCESSIBLE, &hcd->flags); 659 clear_bit(HCD_FLAG_HW_ACCESSIBLE, &hcd->flags);
@@ -677,10 +684,15 @@ int xhci_suspend(struct xhci_hcd *xhci)
677 spin_unlock_irq(&xhci->lock); 684 spin_unlock_irq(&xhci->lock);
678 return -ETIMEDOUT; 685 return -ETIMEDOUT;
679 } 686 }
680 /* step 5: remove core well power */
681 xhci_cleanup_msix(xhci);
682 spin_unlock_irq(&xhci->lock); 687 spin_unlock_irq(&xhci->lock);
683 688
689 /* step 5: remove core well power */
690 /* synchronize irq when using MSI-X */
691 if (xhci->msix_entries) {
692 for (i = 0; i < xhci->msix_count; i++)
693 synchronize_irq(xhci->msix_entries[i].vector);
694 }
695
684 return rc; 696 return rc;
685} 697}
686 698
@@ -694,7 +706,6 @@ int xhci_resume(struct xhci_hcd *xhci, bool hibernated)
694{ 706{
695 u32 command, temp = 0; 707 u32 command, temp = 0;
696 struct usb_hcd *hcd = xhci_to_hcd(xhci); 708 struct usb_hcd *hcd = xhci_to_hcd(xhci);
697 struct pci_dev *pdev = to_pci_dev(hcd->self.controller);
698 int old_state, retval; 709 int old_state, retval;
699 710
700 old_state = hcd->state; 711 old_state = hcd->state;
@@ -729,9 +740,8 @@ int xhci_resume(struct xhci_hcd *xhci, bool hibernated)
729 xhci_dbg(xhci, "Stop HCD\n"); 740 xhci_dbg(xhci, "Stop HCD\n");
730 xhci_halt(xhci); 741 xhci_halt(xhci);
731 xhci_reset(xhci); 742 xhci_reset(xhci);
732 if (hibernated)
733 xhci_cleanup_msix(xhci);
734 spin_unlock_irq(&xhci->lock); 743 spin_unlock_irq(&xhci->lock);
744 xhci_cleanup_msix(xhci);
735 745
736#ifdef CONFIG_USB_XHCI_HCD_DEBUGGING 746#ifdef CONFIG_USB_XHCI_HCD_DEBUGGING
737 /* Tell the event ring poll function not to reschedule */ 747 /* Tell the event ring poll function not to reschedule */
@@ -765,30 +775,6 @@ int xhci_resume(struct xhci_hcd *xhci, bool hibernated)
765 return retval; 775 return retval;
766 } 776 }
767 777
768 spin_unlock_irq(&xhci->lock);
769 /* Re-setup MSI-X */
770 if (hcd->irq)
771 free_irq(hcd->irq, hcd);
772 hcd->irq = -1;
773
774 retval = xhci_setup_msix(xhci);
775 if (retval)
776 /* fall back to msi*/
777 retval = xhci_setup_msi(xhci);
778
779 if (retval) {
780 /* fall back to legacy interrupt*/
781 retval = request_irq(pdev->irq, &usb_hcd_irq, IRQF_SHARED,
782 hcd->irq_descr, hcd);
783 if (retval) {
784 xhci_err(xhci, "request interrupt %d failed\n",
785 pdev->irq);
786 return retval;
787 }
788 hcd->irq = pdev->irq;
789 }
790
791 spin_lock_irq(&xhci->lock);
792 /* step 4: set Run/Stop bit */ 778 /* step 4: set Run/Stop bit */
793 command = xhci_readl(xhci, &xhci->op_regs->command); 779 command = xhci_readl(xhci, &xhci->op_regs->command);
794 command |= CMD_RUN; 780 command |= CMD_RUN;
@@ -2445,8 +2431,12 @@ int xhci_alloc_dev(struct usb_hcd *hcd, struct usb_device *udev)
2445 xhci_err(xhci, "Error while assigning device slot ID\n"); 2431 xhci_err(xhci, "Error while assigning device slot ID\n");
2446 return 0; 2432 return 0;
2447 } 2433 }
2448 /* xhci_alloc_virt_device() does not touch rings; no need to lock */ 2434 /* xhci_alloc_virt_device() does not touch rings; no need to lock.
2449 if (!xhci_alloc_virt_device(xhci, xhci->slot_id, udev, GFP_KERNEL)) { 2435 * Use GFP_NOIO, since this function can be called from
2436 * xhci_discover_or_reset_device(), which may be called as part of
2437 * mass storage driver error handling.
2438 */
2439 if (!xhci_alloc_virt_device(xhci, xhci->slot_id, udev, GFP_NOIO)) {
2450 /* Disable slot, if we can do it without mem alloc */ 2440 /* Disable slot, if we can do it without mem alloc */
2451 xhci_warn(xhci, "Could not allocate xHCI USB device data structures\n"); 2441 xhci_warn(xhci, "Could not allocate xHCI USB device data structures\n");
2452 spin_lock_irqsave(&xhci->lock, flags); 2442 spin_lock_irqsave(&xhci->lock, flags);
diff --git a/drivers/usb/host/xhci.h b/drivers/usb/host/xhci.h
index 170c367112d2..7f236fd22015 100644
--- a/drivers/usb/host/xhci.h
+++ b/drivers/usb/host/xhci.h
@@ -436,22 +436,18 @@ struct xhci_run_regs {
436/** 436/**
437 * struct doorbell_array 437 * struct doorbell_array
438 * 438 *
439 * Bits 0 - 7: Endpoint target
440 * Bits 8 - 15: RsvdZ
441 * Bits 16 - 31: Stream ID
442 *
439 * Section 5.6 443 * Section 5.6
440 */ 444 */
441struct xhci_doorbell_array { 445struct xhci_doorbell_array {
442 u32 doorbell[256]; 446 u32 doorbell[256];
443}; 447};
444 448
445#define DB_TARGET_MASK 0xFFFFFF00 449#define DB_VALUE(ep, stream) ((((ep) + 1) & 0xff) | ((stream) << 16))
446#define DB_STREAM_ID_MASK 0x0000FFFF 450#define DB_VALUE_HOST 0x00000000
447#define DB_TARGET_HOST 0x0
448#define DB_STREAM_ID_HOST 0x0
449#define DB_MASK (0xff << 8)
450
451/* Endpoint Target - bits 0:7 */
452#define EPI_TO_DB(p) (((p) + 1) & 0xff)
453#define STREAM_ID_TO_DB(p) (((p) & 0xffff) << 16)
454
455 451
456/** 452/**
457 * struct xhci_protocol_caps 453 * struct xhci_protocol_caps
diff --git a/drivers/usb/misc/usbled.c b/drivers/usb/misc/usbled.c
index 1732d9bc097e..1616ad1793a4 100644
--- a/drivers/usb/misc/usbled.c
+++ b/drivers/usb/misc/usbled.c
@@ -45,7 +45,7 @@ struct usb_led {
45 45
46static void change_color(struct usb_led *led) 46static void change_color(struct usb_led *led)
47{ 47{
48 int retval; 48 int retval = 0;
49 unsigned char *buffer; 49 unsigned char *buffer;
50 50
51 buffer = kmalloc(8, GFP_KERNEL); 51 buffer = kmalloc(8, GFP_KERNEL);
diff --git a/drivers/usb/misc/uss720.c b/drivers/usb/misc/uss720.c
index 4ff21587ab03..f7a205738032 100644
--- a/drivers/usb/misc/uss720.c
+++ b/drivers/usb/misc/uss720.c
@@ -776,7 +776,6 @@ static const struct usb_device_id uss720_table[] = {
776 { USB_DEVICE(0x0557, 0x2001) }, 776 { USB_DEVICE(0x0557, 0x2001) },
777 { USB_DEVICE(0x0729, 0x1284) }, 777 { USB_DEVICE(0x0729, 0x1284) },
778 { USB_DEVICE(0x1293, 0x0002) }, 778 { USB_DEVICE(0x1293, 0x0002) },
779 { USB_DEVICE(0x1293, 0x0002) },
780 { USB_DEVICE(0x050d, 0x0002) }, 779 { USB_DEVICE(0x050d, 0x0002) },
781 { } /* Terminating entry */ 780 { } /* Terminating entry */
782}; 781};
diff --git a/drivers/usb/otg/nop-usb-xceiv.c b/drivers/usb/otg/nop-usb-xceiv.c
index e70014ab0976..8acf165fe13b 100644
--- a/drivers/usb/otg/nop-usb-xceiv.c
+++ b/drivers/usb/otg/nop-usb-xceiv.c
@@ -132,6 +132,8 @@ static int __devinit nop_usb_xceiv_probe(struct platform_device *pdev)
132 132
133 platform_set_drvdata(pdev, nop); 133 platform_set_drvdata(pdev, nop);
134 134
135 BLOCKING_INIT_NOTIFIER_HEAD(&nop->otg.notifier);
136
135 return 0; 137 return 0;
136exit: 138exit:
137 kfree(nop); 139 kfree(nop);
diff --git a/drivers/usb/otg/ulpi.c b/drivers/usb/otg/ulpi.c
index 059d9ac0ab5b..770d799d5afb 100644
--- a/drivers/usb/otg/ulpi.c
+++ b/drivers/usb/otg/ulpi.c
@@ -45,7 +45,7 @@ struct ulpi_info {
45/* ULPI hardcoded IDs, used for probing */ 45/* ULPI hardcoded IDs, used for probing */
46static struct ulpi_info ulpi_ids[] = { 46static struct ulpi_info ulpi_ids[] = {
47 ULPI_INFO(ULPI_ID(0x04cc, 0x1504), "NXP ISP1504"), 47 ULPI_INFO(ULPI_ID(0x04cc, 0x1504), "NXP ISP1504"),
48 ULPI_INFO(ULPI_ID(0x0424, 0x0006), "SMSC USB3319"), 48 ULPI_INFO(ULPI_ID(0x0424, 0x0006), "SMSC USB331x"),
49}; 49};
50 50
51static int ulpi_set_otg_flags(struct otg_transceiver *otg) 51static int ulpi_set_otg_flags(struct otg_transceiver *otg)
diff --git a/drivers/usb/serial/ch341.c b/drivers/usb/serial/ch341.c
index 63f7cc45bcac..7b8815ddf368 100644
--- a/drivers/usb/serial/ch341.c
+++ b/drivers/usb/serial/ch341.c
@@ -486,12 +486,22 @@ static void ch341_read_int_callback(struct urb *urb)
486 if (actual_length >= 4) { 486 if (actual_length >= 4) {
487 struct ch341_private *priv = usb_get_serial_port_data(port); 487 struct ch341_private *priv = usb_get_serial_port_data(port);
488 unsigned long flags; 488 unsigned long flags;
489 u8 prev_line_status = priv->line_status;
489 490
490 spin_lock_irqsave(&priv->lock, flags); 491 spin_lock_irqsave(&priv->lock, flags);
491 priv->line_status = (~(data[2])) & CH341_BITS_MODEM_STAT; 492 priv->line_status = (~(data[2])) & CH341_BITS_MODEM_STAT;
492 if ((data[1] & CH341_MULT_STAT)) 493 if ((data[1] & CH341_MULT_STAT))
493 priv->multi_status_change = 1; 494 priv->multi_status_change = 1;
494 spin_unlock_irqrestore(&priv->lock, flags); 495 spin_unlock_irqrestore(&priv->lock, flags);
496
497 if ((priv->line_status ^ prev_line_status) & CH341_BIT_DCD) {
498 struct tty_struct *tty = tty_port_tty_get(&port->port);
499 if (tty)
500 usb_serial_handle_dcd_change(port, tty,
501 priv->line_status & CH341_BIT_DCD);
502 tty_kref_put(tty);
503 }
504
495 wake_up_interruptible(&priv->delta_msr_wait); 505 wake_up_interruptible(&priv->delta_msr_wait);
496 } 506 }
497 507
diff --git a/drivers/usb/serial/cp210x.c b/drivers/usb/serial/cp210x.c
index 8d7731dbf478..735ea03157ab 100644
--- a/drivers/usb/serial/cp210x.c
+++ b/drivers/usb/serial/cp210x.c
@@ -49,7 +49,6 @@ static int cp210x_tiocmset_port(struct usb_serial_port *port, struct file *,
49static void cp210x_break_ctl(struct tty_struct *, int); 49static void cp210x_break_ctl(struct tty_struct *, int);
50static int cp210x_startup(struct usb_serial *); 50static int cp210x_startup(struct usb_serial *);
51static void cp210x_dtr_rts(struct usb_serial_port *p, int on); 51static void cp210x_dtr_rts(struct usb_serial_port *p, int on);
52static int cp210x_carrier_raised(struct usb_serial_port *p);
53 52
54static int debug; 53static int debug;
55 54
@@ -87,7 +86,6 @@ static const struct usb_device_id id_table[] = {
87 { USB_DEVICE(0x10C4, 0x8115) }, /* Arygon NFC/Mifare Reader */ 86 { USB_DEVICE(0x10C4, 0x8115) }, /* Arygon NFC/Mifare Reader */
88 { USB_DEVICE(0x10C4, 0x813D) }, /* Burnside Telecom Deskmobile */ 87 { USB_DEVICE(0x10C4, 0x813D) }, /* Burnside Telecom Deskmobile */
89 { USB_DEVICE(0x10C4, 0x813F) }, /* Tams Master Easy Control */ 88 { USB_DEVICE(0x10C4, 0x813F) }, /* Tams Master Easy Control */
90 { USB_DEVICE(0x10C4, 0x8149) }, /* West Mountain Radio Computerized Battery Analyzer */
91 { USB_DEVICE(0x10C4, 0x814A) }, /* West Mountain Radio RIGblaster P&P */ 89 { USB_DEVICE(0x10C4, 0x814A) }, /* West Mountain Radio RIGblaster P&P */
92 { USB_DEVICE(0x10C4, 0x814B) }, /* West Mountain Radio RIGtalk */ 90 { USB_DEVICE(0x10C4, 0x814B) }, /* West Mountain Radio RIGtalk */
93 { USB_DEVICE(0x10C4, 0x8156) }, /* B&G H3000 link cable */ 91 { USB_DEVICE(0x10C4, 0x8156) }, /* B&G H3000 link cable */
@@ -110,7 +108,9 @@ static const struct usb_device_id id_table[] = {
110 { USB_DEVICE(0x10C4, 0x8341) }, /* Siemens MC35PU GPRS Modem */ 108 { USB_DEVICE(0x10C4, 0x8341) }, /* Siemens MC35PU GPRS Modem */
111 { USB_DEVICE(0x10C4, 0x8382) }, /* Cygnal Integrated Products, Inc. */ 109 { USB_DEVICE(0x10C4, 0x8382) }, /* Cygnal Integrated Products, Inc. */
112 { USB_DEVICE(0x10C4, 0x83A8) }, /* Amber Wireless AMB2560 */ 110 { USB_DEVICE(0x10C4, 0x83A8) }, /* Amber Wireless AMB2560 */
111 { USB_DEVICE(0x10C4, 0x83D8) }, /* DekTec DTA Plus VHF/UHF Booster/Attenuator */
113 { USB_DEVICE(0x10C4, 0x8411) }, /* Kyocera GPS Module */ 112 { USB_DEVICE(0x10C4, 0x8411) }, /* Kyocera GPS Module */
113 { USB_DEVICE(0x10C4, 0x8418) }, /* IRZ Automation Teleport SG-10 GSM/GPRS Modem */
114 { USB_DEVICE(0x10C4, 0x846E) }, /* BEI USB Sensor Interface (VCP) */ 114 { USB_DEVICE(0x10C4, 0x846E) }, /* BEI USB Sensor Interface (VCP) */
115 { USB_DEVICE(0x10C4, 0x8477) }, /* Balluff RFID */ 115 { USB_DEVICE(0x10C4, 0x8477) }, /* Balluff RFID */
116 { USB_DEVICE(0x10C4, 0xEA60) }, /* Silicon Labs factory default */ 116 { USB_DEVICE(0x10C4, 0xEA60) }, /* Silicon Labs factory default */
@@ -165,8 +165,7 @@ static struct usb_serial_driver cp210x_device = {
165 .tiocmget = cp210x_tiocmget, 165 .tiocmget = cp210x_tiocmget,
166 .tiocmset = cp210x_tiocmset, 166 .tiocmset = cp210x_tiocmset,
167 .attach = cp210x_startup, 167 .attach = cp210x_startup,
168 .dtr_rts = cp210x_dtr_rts, 168 .dtr_rts = cp210x_dtr_rts
169 .carrier_raised = cp210x_carrier_raised
170}; 169};
171 170
172/* Config request types */ 171/* Config request types */
@@ -765,15 +764,6 @@ static int cp210x_tiocmget (struct tty_struct *tty, struct file *file)
765 return result; 764 return result;
766} 765}
767 766
768static int cp210x_carrier_raised(struct usb_serial_port *p)
769{
770 unsigned int control;
771 cp210x_get_config(p, CP210X_GET_MDMSTS, &control, 1);
772 if (control & CONTROL_DCD)
773 return 1;
774 return 0;
775}
776
777static void cp210x_break_ctl (struct tty_struct *tty, int break_state) 767static void cp210x_break_ctl (struct tty_struct *tty, int break_state)
778{ 768{
779 struct usb_serial_port *port = tty->driver_data; 769 struct usb_serial_port *port = tty->driver_data;
diff --git a/drivers/usb/serial/digi_acceleport.c b/drivers/usb/serial/digi_acceleport.c
index b92070c103cd..666e5a6edd82 100644
--- a/drivers/usb/serial/digi_acceleport.c
+++ b/drivers/usb/serial/digi_acceleport.c
@@ -455,7 +455,6 @@ static int digi_write_room(struct tty_struct *tty);
455static int digi_chars_in_buffer(struct tty_struct *tty); 455static int digi_chars_in_buffer(struct tty_struct *tty);
456static int digi_open(struct tty_struct *tty, struct usb_serial_port *port); 456static int digi_open(struct tty_struct *tty, struct usb_serial_port *port);
457static void digi_close(struct usb_serial_port *port); 457static void digi_close(struct usb_serial_port *port);
458static int digi_carrier_raised(struct usb_serial_port *port);
459static void digi_dtr_rts(struct usb_serial_port *port, int on); 458static void digi_dtr_rts(struct usb_serial_port *port, int on);
460static int digi_startup_device(struct usb_serial *serial); 459static int digi_startup_device(struct usb_serial *serial);
461static int digi_startup(struct usb_serial *serial); 460static int digi_startup(struct usb_serial *serial);
@@ -511,7 +510,6 @@ static struct usb_serial_driver digi_acceleport_2_device = {
511 .open = digi_open, 510 .open = digi_open,
512 .close = digi_close, 511 .close = digi_close,
513 .dtr_rts = digi_dtr_rts, 512 .dtr_rts = digi_dtr_rts,
514 .carrier_raised = digi_carrier_raised,
515 .write = digi_write, 513 .write = digi_write,
516 .write_room = digi_write_room, 514 .write_room = digi_write_room,
517 .write_bulk_callback = digi_write_bulk_callback, 515 .write_bulk_callback = digi_write_bulk_callback,
@@ -1339,14 +1337,6 @@ static void digi_dtr_rts(struct usb_serial_port *port, int on)
1339 digi_set_modem_signals(port, on * (TIOCM_DTR|TIOCM_RTS), 1); 1337 digi_set_modem_signals(port, on * (TIOCM_DTR|TIOCM_RTS), 1);
1340} 1338}
1341 1339
1342static int digi_carrier_raised(struct usb_serial_port *port)
1343{
1344 struct digi_port *priv = usb_get_serial_port_data(port);
1345 if (priv->dp_modem_signals & TIOCM_CD)
1346 return 1;
1347 return 0;
1348}
1349
1350static int digi_open(struct tty_struct *tty, struct usb_serial_port *port) 1340static int digi_open(struct tty_struct *tty, struct usb_serial_port *port)
1351{ 1341{
1352 int ret; 1342 int ret;
diff --git a/drivers/usb/serial/ftdi_sio.c b/drivers/usb/serial/ftdi_sio.c
index a2668d089260..4787c0cd063f 100644
--- a/drivers/usb/serial/ftdi_sio.c
+++ b/drivers/usb/serial/ftdi_sio.c
@@ -676,7 +676,17 @@ static struct usb_device_id id_table_combined [] = {
676 { USB_DEVICE(FTDI_VID, FTDI_PCDJ_DAC2_PID) }, 676 { USB_DEVICE(FTDI_VID, FTDI_PCDJ_DAC2_PID) },
677 { USB_DEVICE(FTDI_VID, FTDI_RRCIRKITS_LOCOBUFFER_PID) }, 677 { USB_DEVICE(FTDI_VID, FTDI_RRCIRKITS_LOCOBUFFER_PID) },
678 { USB_DEVICE(FTDI_VID, FTDI_ASK_RDR400_PID) }, 678 { USB_DEVICE(FTDI_VID, FTDI_ASK_RDR400_PID) },
679 { USB_DEVICE(ICOM_ID1_VID, ICOM_ID1_PID) }, 679 { USB_DEVICE(ICOM_VID, ICOM_ID_1_PID) },
680 { USB_DEVICE(ICOM_VID, ICOM_OPC_U_UC_PID) },
681 { USB_DEVICE(ICOM_VID, ICOM_ID_RP2C1_PID) },
682 { USB_DEVICE(ICOM_VID, ICOM_ID_RP2C2_PID) },
683 { USB_DEVICE(ICOM_VID, ICOM_ID_RP2D_PID) },
684 { USB_DEVICE(ICOM_VID, ICOM_ID_RP2VT_PID) },
685 { USB_DEVICE(ICOM_VID, ICOM_ID_RP2VR_PID) },
686 { USB_DEVICE(ICOM_VID, ICOM_ID_RP4KVT_PID) },
687 { USB_DEVICE(ICOM_VID, ICOM_ID_RP4KVR_PID) },
688 { USB_DEVICE(ICOM_VID, ICOM_ID_RP2KVT_PID) },
689 { USB_DEVICE(ICOM_VID, ICOM_ID_RP2KVR_PID) },
680 { USB_DEVICE(FTDI_VID, FTDI_ACG_HFDUAL_PID) }, 690 { USB_DEVICE(FTDI_VID, FTDI_ACG_HFDUAL_PID) },
681 { USB_DEVICE(FTDI_VID, FTDI_YEI_SERVOCENTER31_PID) }, 691 { USB_DEVICE(FTDI_VID, FTDI_YEI_SERVOCENTER31_PID) },
682 { USB_DEVICE(FTDI_VID, FTDI_THORLABS_PID) }, 692 { USB_DEVICE(FTDI_VID, FTDI_THORLABS_PID) },
diff --git a/drivers/usb/serial/ftdi_sio_ids.h b/drivers/usb/serial/ftdi_sio_ids.h
index bf0867285481..ed160def8584 100644
--- a/drivers/usb/serial/ftdi_sio_ids.h
+++ b/drivers/usb/serial/ftdi_sio_ids.h
@@ -569,11 +569,23 @@
569#define OCT_US101_PID 0x0421 /* OCT US101 USB to RS-232 */ 569#define OCT_US101_PID 0x0421 /* OCT US101 USB to RS-232 */
570 570
571/* 571/*
572 * Icom ID-1 digital transceiver 572 * Definitions for Icom Inc. devices
573 */ 573 */
574 574#define ICOM_VID 0x0C26 /* Icom vendor ID */
575#define ICOM_ID1_VID 0x0C26 575/* Note: ID-1 is a communications tranceiver for HAM-radio operators */
576#define ICOM_ID1_PID 0x0004 576#define ICOM_ID_1_PID 0x0004 /* ID-1 USB to RS-232 */
577/* Note: OPC is an Optional cable to connect an Icom Tranceiver */
578#define ICOM_OPC_U_UC_PID 0x0018 /* OPC-478UC, OPC-1122U cloning cable */
579/* Note: ID-RP* devices are Icom Repeater Devices for HAM-radio */
580#define ICOM_ID_RP2C1_PID 0x0009 /* ID-RP2C Asset 1 to RS-232 */
581#define ICOM_ID_RP2C2_PID 0x000A /* ID-RP2C Asset 2 to RS-232 */
582#define ICOM_ID_RP2D_PID 0x000B /* ID-RP2D configuration port*/
583#define ICOM_ID_RP2VT_PID 0x000C /* ID-RP2V Transmit config port */
584#define ICOM_ID_RP2VR_PID 0x000D /* ID-RP2V Receive config port */
585#define ICOM_ID_RP4KVT_PID 0x0010 /* ID-RP4000V Transmit config port */
586#define ICOM_ID_RP4KVR_PID 0x0011 /* ID-RP4000V Receive config port */
587#define ICOM_ID_RP2KVT_PID 0x0012 /* ID-RP2000V Transmit config port */
588#define ICOM_ID_RP2KVR_PID 0x0013 /* ID-RP2000V Receive config port */
577 589
578/* 590/*
579 * GN Otometrics (http://www.otometrics.com) 591 * GN Otometrics (http://www.otometrics.com)
diff --git a/drivers/usb/serial/generic.c b/drivers/usb/serial/generic.c
index e6833e216fc9..e4db5ad2bc55 100644
--- a/drivers/usb/serial/generic.c
+++ b/drivers/usb/serial/generic.c
@@ -479,6 +479,26 @@ int usb_serial_handle_break(struct usb_serial_port *port)
479} 479}
480EXPORT_SYMBOL_GPL(usb_serial_handle_break); 480EXPORT_SYMBOL_GPL(usb_serial_handle_break);
481 481
482/**
483 * usb_serial_handle_dcd_change - handle a change of carrier detect state
484 * @port: usb_serial_port structure for the open port
485 * @tty: tty_struct structure for the port
486 * @status: new carrier detect status, nonzero if active
487 */
488void usb_serial_handle_dcd_change(struct usb_serial_port *usb_port,
489 struct tty_struct *tty, unsigned int status)
490{
491 struct tty_port *port = &usb_port->port;
492
493 dbg("%s - port %d, status %d", __func__, usb_port->number, status);
494
495 if (status)
496 wake_up_interruptible(&port->open_wait);
497 else if (tty && !C_CLOCAL(tty))
498 tty_hangup(tty);
499}
500EXPORT_SYMBOL_GPL(usb_serial_handle_dcd_change);
501
482int usb_serial_generic_resume(struct usb_serial *serial) 502int usb_serial_generic_resume(struct usb_serial *serial)
483{ 503{
484 struct usb_serial_port *port; 504 struct usb_serial_port *port;
diff --git a/drivers/usb/serial/io_tables.h b/drivers/usb/serial/io_tables.h
index 6ab2a3f97fe8..178b22eb32b1 100644
--- a/drivers/usb/serial/io_tables.h
+++ b/drivers/usb/serial/io_tables.h
@@ -199,6 +199,7 @@ static struct usb_serial_driver epic_device = {
199 .name = "epic", 199 .name = "epic",
200 }, 200 },
201 .description = "EPiC device", 201 .description = "EPiC device",
202 .usb_driver = &io_driver,
202 .id_table = Epic_port_id_table, 203 .id_table = Epic_port_id_table,
203 .num_ports = 1, 204 .num_ports = 1,
204 .open = edge_open, 205 .open = edge_open,
diff --git a/drivers/usb/serial/iuu_phoenix.c b/drivers/usb/serial/iuu_phoenix.c
index 12ed594f5f80..99b97c04896f 100644
--- a/drivers/usb/serial/iuu_phoenix.c
+++ b/drivers/usb/serial/iuu_phoenix.c
@@ -1275,6 +1275,7 @@ static struct usb_serial_driver iuu_device = {
1275 .name = "iuu_phoenix", 1275 .name = "iuu_phoenix",
1276 }, 1276 },
1277 .id_table = id_table, 1277 .id_table = id_table,
1278 .usb_driver = &iuu_driver,
1278 .num_ports = 1, 1279 .num_ports = 1,
1279 .bulk_in_size = 512, 1280 .bulk_in_size = 512,
1280 .bulk_out_size = 512, 1281 .bulk_out_size = 512,
diff --git a/drivers/usb/serial/keyspan.h b/drivers/usb/serial/keyspan.h
index 2d8baf6ac472..ce134dc28ddf 100644
--- a/drivers/usb/serial/keyspan.h
+++ b/drivers/usb/serial/keyspan.h
@@ -546,6 +546,7 @@ static struct usb_serial_driver keyspan_pre_device = {
546 .name = "keyspan_no_firm", 546 .name = "keyspan_no_firm",
547 }, 547 },
548 .description = "Keyspan - (without firmware)", 548 .description = "Keyspan - (without firmware)",
549 .usb_driver = &keyspan_driver,
549 .id_table = keyspan_pre_ids, 550 .id_table = keyspan_pre_ids,
550 .num_ports = 1, 551 .num_ports = 1,
551 .attach = keyspan_fake_startup, 552 .attach = keyspan_fake_startup,
@@ -557,6 +558,7 @@ static struct usb_serial_driver keyspan_1port_device = {
557 .name = "keyspan_1", 558 .name = "keyspan_1",
558 }, 559 },
559 .description = "Keyspan 1 port adapter", 560 .description = "Keyspan 1 port adapter",
561 .usb_driver = &keyspan_driver,
560 .id_table = keyspan_1port_ids, 562 .id_table = keyspan_1port_ids,
561 .num_ports = 1, 563 .num_ports = 1,
562 .open = keyspan_open, 564 .open = keyspan_open,
@@ -579,6 +581,7 @@ static struct usb_serial_driver keyspan_2port_device = {
579 .name = "keyspan_2", 581 .name = "keyspan_2",
580 }, 582 },
581 .description = "Keyspan 2 port adapter", 583 .description = "Keyspan 2 port adapter",
584 .usb_driver = &keyspan_driver,
582 .id_table = keyspan_2port_ids, 585 .id_table = keyspan_2port_ids,
583 .num_ports = 2, 586 .num_ports = 2,
584 .open = keyspan_open, 587 .open = keyspan_open,
@@ -601,6 +604,7 @@ static struct usb_serial_driver keyspan_4port_device = {
601 .name = "keyspan_4", 604 .name = "keyspan_4",
602 }, 605 },
603 .description = "Keyspan 4 port adapter", 606 .description = "Keyspan 4 port adapter",
607 .usb_driver = &keyspan_driver,
604 .id_table = keyspan_4port_ids, 608 .id_table = keyspan_4port_ids,
605 .num_ports = 4, 609 .num_ports = 4,
606 .open = keyspan_open, 610 .open = keyspan_open,
diff --git a/drivers/usb/serial/keyspan_pda.c b/drivers/usb/serial/keyspan_pda.c
index a10dd5676ccc..554a8693a463 100644
--- a/drivers/usb/serial/keyspan_pda.c
+++ b/drivers/usb/serial/keyspan_pda.c
@@ -679,22 +679,6 @@ static void keyspan_pda_dtr_rts(struct usb_serial_port *port, int on)
679 } 679 }
680} 680}
681 681
682static int keyspan_pda_carrier_raised(struct usb_serial_port *port)
683{
684 struct usb_serial *serial = port->serial;
685 unsigned char modembits;
686
687 /* If we can read the modem status and the DCD is low then
688 carrier is not raised yet */
689 if (keyspan_pda_get_modem_info(serial, &modembits) >= 0) {
690 if (!(modembits & (1>>6)))
691 return 0;
692 }
693 /* Carrier raised, or we failed (eg disconnected) so
694 progress accordingly */
695 return 1;
696}
697
698 682
699static int keyspan_pda_open(struct tty_struct *tty, 683static int keyspan_pda_open(struct tty_struct *tty,
700 struct usb_serial_port *port) 684 struct usb_serial_port *port)
@@ -881,7 +865,6 @@ static struct usb_serial_driver keyspan_pda_device = {
881 .id_table = id_table_std, 865 .id_table = id_table_std,
882 .num_ports = 1, 866 .num_ports = 1,
883 .dtr_rts = keyspan_pda_dtr_rts, 867 .dtr_rts = keyspan_pda_dtr_rts,
884 .carrier_raised = keyspan_pda_carrier_raised,
885 .open = keyspan_pda_open, 868 .open = keyspan_pda_open,
886 .close = keyspan_pda_close, 869 .close = keyspan_pda_close,
887 .write = keyspan_pda_write, 870 .write = keyspan_pda_write,
diff --git a/drivers/usb/serial/moto_modem.c b/drivers/usb/serial/moto_modem.c
index cf1718394e18..653465f61d4a 100644
--- a/drivers/usb/serial/moto_modem.c
+++ b/drivers/usb/serial/moto_modem.c
@@ -44,6 +44,7 @@ static struct usb_serial_driver moto_device = {
44 .name = "moto-modem", 44 .name = "moto-modem",
45 }, 45 },
46 .id_table = id_table, 46 .id_table = id_table,
47 .usb_driver = &moto_driver,
47 .num_ports = 1, 48 .num_ports = 1,
48}; 49};
49 50
diff --git a/drivers/usb/serial/option.c b/drivers/usb/serial/option.c
index 748778288d94..5f46838dfee5 100644
--- a/drivers/usb/serial/option.c
+++ b/drivers/usb/serial/option.c
@@ -382,7 +382,16 @@ static void option_instat_callback(struct urb *urb);
382#define HAIER_VENDOR_ID 0x201e 382#define HAIER_VENDOR_ID 0x201e
383#define HAIER_PRODUCT_CE100 0x2009 383#define HAIER_PRODUCT_CE100 0x2009
384 384
385#define CINTERION_VENDOR_ID 0x0681 385/* Cinterion (formerly Siemens) products */
386#define SIEMENS_VENDOR_ID 0x0681
387#define CINTERION_VENDOR_ID 0x1e2d
388#define CINTERION_PRODUCT_HC25_MDM 0x0047
389#define CINTERION_PRODUCT_HC25_MDMNET 0x0040
390#define CINTERION_PRODUCT_HC28_MDM 0x004C
391#define CINTERION_PRODUCT_HC28_MDMNET 0x004A /* same for HC28J */
392#define CINTERION_PRODUCT_EU3_E 0x0051
393#define CINTERION_PRODUCT_EU3_P 0x0052
394#define CINTERION_PRODUCT_PH8 0x0053
386 395
387/* Olivetti products */ 396/* Olivetti products */
388#define OLIVETTI_VENDOR_ID 0x0b3c 397#define OLIVETTI_VENDOR_ID 0x0b3c
@@ -944,7 +953,17 @@ static const struct usb_device_id option_ids[] = {
944 { USB_DEVICE(PIRELLI_VENDOR_ID, PIRELLI_PRODUCT_100F) }, 953 { USB_DEVICE(PIRELLI_VENDOR_ID, PIRELLI_PRODUCT_100F) },
945 { USB_DEVICE(PIRELLI_VENDOR_ID, PIRELLI_PRODUCT_1011)}, 954 { USB_DEVICE(PIRELLI_VENDOR_ID, PIRELLI_PRODUCT_1011)},
946 { USB_DEVICE(PIRELLI_VENDOR_ID, PIRELLI_PRODUCT_1012)}, 955 { USB_DEVICE(PIRELLI_VENDOR_ID, PIRELLI_PRODUCT_1012)},
947 { USB_DEVICE(CINTERION_VENDOR_ID, 0x0047) }, 956 /* Cinterion */
957 { USB_DEVICE(CINTERION_VENDOR_ID, CINTERION_PRODUCT_EU3_E) },
958 { USB_DEVICE(CINTERION_VENDOR_ID, CINTERION_PRODUCT_EU3_P) },
959 { USB_DEVICE(CINTERION_VENDOR_ID, CINTERION_PRODUCT_PH8) },
960 { USB_DEVICE(CINTERION_VENDOR_ID, CINTERION_PRODUCT_HC28_MDM) },
961 { USB_DEVICE(CINTERION_VENDOR_ID, CINTERION_PRODUCT_HC28_MDMNET) },
962 { USB_DEVICE(SIEMENS_VENDOR_ID, CINTERION_PRODUCT_HC25_MDM) },
963 { USB_DEVICE(SIEMENS_VENDOR_ID, CINTERION_PRODUCT_HC25_MDMNET) },
964 { USB_DEVICE(SIEMENS_VENDOR_ID, CINTERION_PRODUCT_HC28_MDM) }, /* HC28 enumerates with Siemens or Cinterion VID depending on FW revision */
965 { USB_DEVICE(SIEMENS_VENDOR_ID, CINTERION_PRODUCT_HC28_MDMNET) },
966
948 { USB_DEVICE(OLIVETTI_VENDOR_ID, OLIVETTI_PRODUCT_OLICARD100) }, 967 { USB_DEVICE(OLIVETTI_VENDOR_ID, OLIVETTI_PRODUCT_OLICARD100) },
949 { USB_DEVICE(CELOT_VENDOR_ID, CELOT_PRODUCT_CT680M) }, /* CT-650 CDMA 450 1xEVDO modem */ 968 { USB_DEVICE(CELOT_VENDOR_ID, CELOT_PRODUCT_CT680M) }, /* CT-650 CDMA 450 1xEVDO modem */
950 { USB_DEVICE(ONDA_VENDOR_ID, ONDA_MT825UP) }, /* ONDA MT825UP modem */ 969 { USB_DEVICE(ONDA_VENDOR_ID, ONDA_MT825UP) }, /* ONDA MT825UP modem */
diff --git a/drivers/usb/serial/oti6858.c b/drivers/usb/serial/oti6858.c
index 5be866bb7a41..73613205be7a 100644
--- a/drivers/usb/serial/oti6858.c
+++ b/drivers/usb/serial/oti6858.c
@@ -157,6 +157,7 @@ static struct usb_serial_driver oti6858_device = {
157 .name = "oti6858", 157 .name = "oti6858",
158 }, 158 },
159 .id_table = id_table, 159 .id_table = id_table,
160 .usb_driver = &oti6858_driver,
160 .num_ports = 1, 161 .num_ports = 1,
161 .open = oti6858_open, 162 .open = oti6858_open,
162 .close = oti6858_close, 163 .close = oti6858_close,
diff --git a/drivers/usb/serial/pl2303.c b/drivers/usb/serial/pl2303.c
index 8ae4c6cbc38a..08c9181b8e48 100644
--- a/drivers/usb/serial/pl2303.c
+++ b/drivers/usb/serial/pl2303.c
@@ -50,6 +50,7 @@ static const struct usb_device_id id_table[] = {
50 { USB_DEVICE(PL2303_VENDOR_ID, PL2303_PRODUCT_ID_MMX) }, 50 { USB_DEVICE(PL2303_VENDOR_ID, PL2303_PRODUCT_ID_MMX) },
51 { USB_DEVICE(PL2303_VENDOR_ID, PL2303_PRODUCT_ID_GPRS) }, 51 { USB_DEVICE(PL2303_VENDOR_ID, PL2303_PRODUCT_ID_GPRS) },
52 { USB_DEVICE(PL2303_VENDOR_ID, PL2303_PRODUCT_ID_HCR331) }, 52 { USB_DEVICE(PL2303_VENDOR_ID, PL2303_PRODUCT_ID_HCR331) },
53 { USB_DEVICE(PL2303_VENDOR_ID, PL2303_PRODUCT_ID_MOTOROLA) },
53 { USB_DEVICE(IODATA_VENDOR_ID, IODATA_PRODUCT_ID) }, 54 { USB_DEVICE(IODATA_VENDOR_ID, IODATA_PRODUCT_ID) },
54 { USB_DEVICE(IODATA_VENDOR_ID, IODATA_PRODUCT_ID_RSAQ5) }, 55 { USB_DEVICE(IODATA_VENDOR_ID, IODATA_PRODUCT_ID_RSAQ5) },
55 { USB_DEVICE(ATEN_VENDOR_ID, ATEN_PRODUCT_ID) }, 56 { USB_DEVICE(ATEN_VENDOR_ID, ATEN_PRODUCT_ID) },
@@ -677,9 +678,11 @@ static void pl2303_update_line_status(struct usb_serial_port *port,
677{ 678{
678 679
679 struct pl2303_private *priv = usb_get_serial_port_data(port); 680 struct pl2303_private *priv = usb_get_serial_port_data(port);
681 struct tty_struct *tty;
680 unsigned long flags; 682 unsigned long flags;
681 u8 status_idx = UART_STATE; 683 u8 status_idx = UART_STATE;
682 u8 length = UART_STATE + 1; 684 u8 length = UART_STATE + 1;
685 u8 prev_line_status;
683 u16 idv, idp; 686 u16 idv, idp;
684 687
685 idv = le16_to_cpu(port->serial->dev->descriptor.idVendor); 688 idv = le16_to_cpu(port->serial->dev->descriptor.idVendor);
@@ -701,11 +704,20 @@ static void pl2303_update_line_status(struct usb_serial_port *port,
701 704
702 /* Save off the uart status for others to look at */ 705 /* Save off the uart status for others to look at */
703 spin_lock_irqsave(&priv->lock, flags); 706 spin_lock_irqsave(&priv->lock, flags);
707 prev_line_status = priv->line_status;
704 priv->line_status = data[status_idx]; 708 priv->line_status = data[status_idx];
705 spin_unlock_irqrestore(&priv->lock, flags); 709 spin_unlock_irqrestore(&priv->lock, flags);
706 if (priv->line_status & UART_BREAK_ERROR) 710 if (priv->line_status & UART_BREAK_ERROR)
707 usb_serial_handle_break(port); 711 usb_serial_handle_break(port);
708 wake_up_interruptible(&priv->delta_msr_wait); 712 wake_up_interruptible(&priv->delta_msr_wait);
713
714 tty = tty_port_tty_get(&port->port);
715 if (!tty)
716 return;
717 if ((priv->line_status ^ prev_line_status) & UART_DCD)
718 usb_serial_handle_dcd_change(port, tty,
719 priv->line_status & UART_DCD);
720 tty_kref_put(tty);
709} 721}
710 722
711static void pl2303_read_int_callback(struct urb *urb) 723static void pl2303_read_int_callback(struct urb *urb)
diff --git a/drivers/usb/serial/pl2303.h b/drivers/usb/serial/pl2303.h
index 43eb9bdad422..1b025f75dafd 100644
--- a/drivers/usb/serial/pl2303.h
+++ b/drivers/usb/serial/pl2303.h
@@ -21,6 +21,7 @@
21#define PL2303_PRODUCT_ID_MMX 0x0612 21#define PL2303_PRODUCT_ID_MMX 0x0612
22#define PL2303_PRODUCT_ID_GPRS 0x0609 22#define PL2303_PRODUCT_ID_GPRS 0x0609
23#define PL2303_PRODUCT_ID_HCR331 0x331a 23#define PL2303_PRODUCT_ID_HCR331 0x331a
24#define PL2303_PRODUCT_ID_MOTOROLA 0x0307
24 25
25#define ATEN_VENDOR_ID 0x0557 26#define ATEN_VENDOR_ID 0x0557
26#define ATEN_VENDOR_ID2 0x0547 27#define ATEN_VENDOR_ID2 0x0547
diff --git a/drivers/usb/serial/qcaux.c b/drivers/usb/serial/qcaux.c
index 214a3e504292..30b73e68a904 100644
--- a/drivers/usb/serial/qcaux.c
+++ b/drivers/usb/serial/qcaux.c
@@ -36,6 +36,7 @@
36#define UTSTARCOM_PRODUCT_UM175_V1 0x3712 36#define UTSTARCOM_PRODUCT_UM175_V1 0x3712
37#define UTSTARCOM_PRODUCT_UM175_V2 0x3714 37#define UTSTARCOM_PRODUCT_UM175_V2 0x3714
38#define UTSTARCOM_PRODUCT_UM175_ALLTEL 0x3715 38#define UTSTARCOM_PRODUCT_UM175_ALLTEL 0x3715
39#define PANTECH_PRODUCT_UML290_VZW 0x3718
39 40
40/* CMOTECH devices */ 41/* CMOTECH devices */
41#define CMOTECH_VENDOR_ID 0x16d8 42#define CMOTECH_VENDOR_ID 0x16d8
@@ -66,6 +67,7 @@ static struct usb_device_id id_table[] = {
66 { USB_DEVICE_AND_INTERFACE_INFO(LG_VENDOR_ID, LG_PRODUCT_VX4400_6000, 0xff, 0xff, 0x00) }, 67 { USB_DEVICE_AND_INTERFACE_INFO(LG_VENDOR_ID, LG_PRODUCT_VX4400_6000, 0xff, 0xff, 0x00) },
67 { USB_DEVICE_AND_INTERFACE_INFO(SANYO_VENDOR_ID, SANYO_PRODUCT_KATANA_LX, 0xff, 0xff, 0x00) }, 68 { USB_DEVICE_AND_INTERFACE_INFO(SANYO_VENDOR_ID, SANYO_PRODUCT_KATANA_LX, 0xff, 0xff, 0x00) },
68 { USB_DEVICE_AND_INTERFACE_INFO(SAMSUNG_VENDOR_ID, SAMSUNG_PRODUCT_U520, 0xff, 0x00, 0x00) }, 69 { USB_DEVICE_AND_INTERFACE_INFO(SAMSUNG_VENDOR_ID, SAMSUNG_PRODUCT_U520, 0xff, 0x00, 0x00) },
70 { USB_DEVICE_AND_INTERFACE_INFO(UTSTARCOM_VENDOR_ID, PANTECH_PRODUCT_UML290_VZW, 0xff, 0xff, 0xff) },
69 { }, 71 { },
70}; 72};
71MODULE_DEVICE_TABLE(usb, id_table); 73MODULE_DEVICE_TABLE(usb, id_table);
@@ -84,6 +86,7 @@ static struct usb_serial_driver qcaux_device = {
84 .name = "qcaux", 86 .name = "qcaux",
85 }, 87 },
86 .id_table = id_table, 88 .id_table = id_table,
89 .usb_driver = &qcaux_driver,
87 .num_ports = 1, 90 .num_ports = 1,
88}; 91};
89 92
diff --git a/drivers/usb/serial/siemens_mpi.c b/drivers/usb/serial/siemens_mpi.c
index cb8195cabfde..74cd4ccdb3fc 100644
--- a/drivers/usb/serial/siemens_mpi.c
+++ b/drivers/usb/serial/siemens_mpi.c
@@ -42,6 +42,7 @@ static struct usb_serial_driver siemens_usb_mpi_device = {
42 .name = "siemens_mpi", 42 .name = "siemens_mpi",
43 }, 43 },
44 .id_table = id_table, 44 .id_table = id_table,
45 .usb_driver = &siemens_usb_mpi_driver,
45 .num_ports = 1, 46 .num_ports = 1,
46}; 47};
47 48
diff --git a/drivers/usb/serial/spcp8x5.c b/drivers/usb/serial/spcp8x5.c
index 765aa983bf58..cbfb70bffdd0 100644
--- a/drivers/usb/serial/spcp8x5.c
+++ b/drivers/usb/serial/spcp8x5.c
@@ -133,7 +133,7 @@ struct spcp8x5_usb_ctrl_arg {
133 133
134/* how come ??? */ 134/* how come ??? */
135#define UART_STATE 0x08 135#define UART_STATE 0x08
136#define UART_STATE_TRANSIENT_MASK 0x74 136#define UART_STATE_TRANSIENT_MASK 0x75
137#define UART_DCD 0x01 137#define UART_DCD 0x01
138#define UART_DSR 0x02 138#define UART_DSR 0x02
139#define UART_BREAK_ERROR 0x04 139#define UART_BREAK_ERROR 0x04
@@ -525,6 +525,10 @@ static void spcp8x5_process_read_urb(struct urb *urb)
525 /* overrun is special, not associated with a char */ 525 /* overrun is special, not associated with a char */
526 if (status & UART_OVERRUN_ERROR) 526 if (status & UART_OVERRUN_ERROR)
527 tty_insert_flip_char(tty, 0, TTY_OVERRUN); 527 tty_insert_flip_char(tty, 0, TTY_OVERRUN);
528
529 if (status & UART_DCD)
530 usb_serial_handle_dcd_change(port, tty,
531 priv->line_status & MSR_STATUS_LINE_DCD);
528 } 532 }
529 533
530 tty_insert_flip_string_fixed_flag(tty, data, tty_flag, 534 tty_insert_flip_string_fixed_flag(tty, data, tty_flag,
@@ -645,6 +649,7 @@ static struct usb_serial_driver spcp8x5_device = {
645 .name = "SPCP8x5", 649 .name = "SPCP8x5",
646 }, 650 },
647 .id_table = id_table, 651 .id_table = id_table,
652 .usb_driver = &spcp8x5_driver,
648 .num_ports = 1, 653 .num_ports = 1,
649 .open = spcp8x5_open, 654 .open = spcp8x5_open,
650 .dtr_rts = spcp8x5_dtr_rts, 655 .dtr_rts = spcp8x5_dtr_rts,
diff --git a/drivers/usb/serial/usb-serial.c b/drivers/usb/serial/usb-serial.c
index 6954de50c0ff..546a52179bec 100644
--- a/drivers/usb/serial/usb-serial.c
+++ b/drivers/usb/serial/usb-serial.c
@@ -1344,11 +1344,15 @@ int usb_serial_register(struct usb_serial_driver *driver)
1344 return -ENODEV; 1344 return -ENODEV;
1345 1345
1346 fixup_generic(driver); 1346 fixup_generic(driver);
1347 if (driver->usb_driver)
1348 driver->usb_driver->supports_autosuspend = 1;
1349 1347
1350 if (!driver->description) 1348 if (!driver->description)
1351 driver->description = driver->driver.name; 1349 driver->description = driver->driver.name;
1350 if (!driver->usb_driver) {
1351 WARN(1, "Serial driver %s has no usb_driver\n",
1352 driver->description);
1353 return -EINVAL;
1354 }
1355 driver->usb_driver->supports_autosuspend = 1;
1352 1356
1353 /* Add this device to our list of devices */ 1357 /* Add this device to our list of devices */
1354 mutex_lock(&table_lock); 1358 mutex_lock(&table_lock);
diff --git a/drivers/usb/serial/usb_debug.c b/drivers/usb/serial/usb_debug.c
index f2ed6a31be77..95a82148ee81 100644
--- a/drivers/usb/serial/usb_debug.c
+++ b/drivers/usb/serial/usb_debug.c
@@ -75,6 +75,7 @@ static struct usb_serial_driver debug_device = {
75 .name = "debug", 75 .name = "debug",
76 }, 76 },
77 .id_table = id_table, 77 .id_table = id_table,
78 .usb_driver = &debug_driver,
78 .num_ports = 1, 79 .num_ports = 1,
79 .bulk_out_size = USB_DEBUG_MAX_PACKET_SIZE, 80 .bulk_out_size = USB_DEBUG_MAX_PACKET_SIZE,
80 .break_ctl = usb_debug_break_ctl, 81 .break_ctl = usb_debug_break_ctl,
diff --git a/drivers/usb/storage/unusual_cypress.h b/drivers/usb/storage/unusual_cypress.h
index c854fdebe0ae..2c8553026222 100644
--- a/drivers/usb/storage/unusual_cypress.h
+++ b/drivers/usb/storage/unusual_cypress.h
@@ -31,4 +31,9 @@ UNUSUAL_DEV( 0x04b4, 0x6831, 0x0000, 0x9999,
31 "Cypress ISD-300LP", 31 "Cypress ISD-300LP",
32 USB_SC_CYP_ATACB, USB_PR_DEVICE, NULL, 0), 32 USB_SC_CYP_ATACB, USB_PR_DEVICE, NULL, 0),
33 33
34UNUSUAL_DEV( 0x14cd, 0x6116, 0x0000, 0x9999,
35 "Super Top",
36 "USB 2.0 SATA BRIDGE",
37 USB_SC_CYP_ATACB, USB_PR_DEVICE, NULL, 0),
38
34#endif /* defined(CONFIG_USB_STORAGE_CYPRESS_ATACB) || ... */ 39#endif /* defined(CONFIG_USB_STORAGE_CYPRESS_ATACB) || ... */
diff --git a/drivers/usb/storage/unusual_devs.h b/drivers/usb/storage/unusual_devs.h
index fcc1e32ce256..24bd5d7c3deb 100644
--- a/drivers/usb/storage/unusual_devs.h
+++ b/drivers/usb/storage/unusual_devs.h
@@ -1044,6 +1044,15 @@ UNUSUAL_DEV( 0x084d, 0x0011, 0x0110, 0x0110,
1044 USB_SC_DEVICE, USB_PR_DEVICE, NULL, 1044 USB_SC_DEVICE, USB_PR_DEVICE, NULL,
1045 US_FL_BULK32), 1045 US_FL_BULK32),
1046 1046
1047/* Reported by <ttkspam@free.fr>
1048 * The device reports a vendor-specific device class, requiring an
1049 * explicit vendor/product match.
1050 */
1051UNUSUAL_DEV( 0x0851, 0x1542, 0x0002, 0x0002,
1052 "MagicPixel",
1053 "FW_Omega2",
1054 USB_SC_DEVICE, USB_PR_DEVICE, NULL, 0),
1055
1047/* Andrew Lunn <andrew@lunn.ch> 1056/* Andrew Lunn <andrew@lunn.ch>
1048 * PanDigital Digital Picture Frame. Does not like ALLOW_MEDIUM_REMOVAL 1057 * PanDigital Digital Picture Frame. Does not like ALLOW_MEDIUM_REMOVAL
1049 * on LUN 4. 1058 * on LUN 4.
@@ -1872,6 +1881,15 @@ UNUSUAL_DEV( 0x1908, 0x3335, 0x0200, 0x0200,
1872 USB_SC_DEVICE, USB_PR_DEVICE, NULL, 1881 USB_SC_DEVICE, USB_PR_DEVICE, NULL,
1873 US_FL_NO_READ_DISC_INFO ), 1882 US_FL_NO_READ_DISC_INFO ),
1874 1883
1884/* Patch by Richard Schütz <r.schtz@t-online.de>
1885 * This external hard drive enclosure uses a JMicron chip which
1886 * needs the US_FL_IGNORE_RESIDUE flag to work properly. */
1887UNUSUAL_DEV( 0x1e68, 0x001b, 0x0000, 0x0000,
1888 "TrekStor GmbH & Co. KG",
1889 "DataStation maxi g.u",
1890 USB_SC_DEVICE, USB_PR_DEVICE, NULL,
1891 US_FL_IGNORE_RESIDUE | US_FL_SANE_SENSE ),
1892
1875UNUSUAL_DEV( 0x2116, 0x0320, 0x0001, 0x0001, 1893UNUSUAL_DEV( 0x2116, 0x0320, 0x0001, 0x0001,
1876 "ST", 1894 "ST",
1877 "2A", 1895 "2A",
diff --git a/include/linux/usb/hcd.h b/include/linux/usb/hcd.h
index dd6ee49a0844..a854fe89484e 100644
--- a/include/linux/usb/hcd.h
+++ b/include/linux/usb/hcd.h
@@ -112,6 +112,7 @@ struct usb_hcd {
112 /* Flags that get set only during HCD registration or removal. */ 112 /* Flags that get set only during HCD registration or removal. */
113 unsigned rh_registered:1;/* is root hub registered? */ 113 unsigned rh_registered:1;/* is root hub registered? */
114 unsigned rh_pollable:1; /* may we poll the root hub? */ 114 unsigned rh_pollable:1; /* may we poll the root hub? */
115 unsigned msix_enabled:1; /* driver has MSI-X enabled? */
115 116
116 /* The next flag is a stopgap, to be removed when all the HCDs 117 /* The next flag is a stopgap, to be removed when all the HCDs
117 * support the new root-hub polling mechanism. */ 118 * support the new root-hub polling mechanism. */
diff --git a/include/linux/usb/serial.h b/include/linux/usb/serial.h
index 16d682f4f7c3..c9049139a7a5 100644
--- a/include/linux/usb/serial.h
+++ b/include/linux/usb/serial.h
@@ -347,6 +347,9 @@ extern int usb_serial_generic_prepare_write_buffer(struct usb_serial_port *port,
347extern int usb_serial_handle_sysrq_char(struct usb_serial_port *port, 347extern int usb_serial_handle_sysrq_char(struct usb_serial_port *port,
348 unsigned int ch); 348 unsigned int ch);
349extern int usb_serial_handle_break(struct usb_serial_port *port); 349extern int usb_serial_handle_break(struct usb_serial_port *port);
350extern void usb_serial_handle_dcd_change(struct usb_serial_port *usb_port,
351 struct tty_struct *tty,
352 unsigned int status);
350 353
351 354
352extern int usb_serial_bus_register(struct usb_serial_driver *device); 355extern int usb_serial_bus_register(struct usb_serial_driver *device);
generated by cgit v1.2.2 (git 2.25.0) at 2026-01-01 18:22:10 -0500