diff --git a/drivers/block/ub.c b/drivers/block/ub.c
index fccac18d311121d01f28ca4ce819886f79cf300f..048d71d244d7335d3e719e916632ef1a71079465 100644
--- a/drivers/block/ub.c
+++ b/drivers/block/ub.c
@@ -1546,8 +1546,6 @@ static void ub_top_sense_done(struct ub_dev *sc, struct ub_scsi_cmd *scmd)
/*
* Reset management
- * XXX Move usb_reset_device to khubd. Hogging kevent is not a good thing.
- * XXX Make usb_sync_reset asynchronous.
*/
static void ub_reset_enter(struct ub_dev *sc, int try)
@@ -1632,6 +1630,22 @@ static void ub_reset_task(struct work_struct *work)
spin_unlock_irqrestore(sc->lock, flags);
}
+/*
+ * XXX Reset brackets are too much hassle to implement, so just stub them
+ * in order to prevent forced unbinding (which deadlocks solid when our
+ * ->disconnect method waits for the reset to complete and this kills keventd).
+ *
+ * XXX Tell Alan to move usb_unlock_device inside of usb_reset_device,
+ * or else the post_reset is invoked, and restats I/O on a locked device.
+ */
+static int ub_pre_reset(struct usb_interface *iface) {
+ return 0;
+}
+
+static int ub_post_reset(struct usb_interface *iface) {
+ return 0;
+}
+
/*
* This is called from a process context.
*/
@@ -2446,6 +2460,8 @@ static struct usb_driver ub_driver = {
.probe = ub_probe,
.disconnect = ub_disconnect,
.id_table = ub_usb_ids,
+ .pre_reset = ub_pre_reset,
+ .post_reset = ub_post_reset,
};
static int __init ub_init(void)
diff --git a/drivers/net/usb/asix.c b/drivers/net/usb/asix.c
index 37ecf845edfe9b91c5a6aee4ef514ad713e541ea..e12cdb4543b406f543e6e363dd43dcef20918db7 100644
--- a/drivers/net/usb/asix.c
+++ b/drivers/net/usb/asix.c
@@ -1444,6 +1444,10 @@ static const struct usb_device_id products [] = {
// Apple USB Ethernet Adapter
USB_DEVICE(0x05ac, 0x1402),
.driver_info = (unsigned long) &ax88772_info,
+}, {
+ // Cables-to-Go USB Ethernet Adapter
+ USB_DEVICE(0x0b95, 0x772a),
+ .driver_info = (unsigned long) &ax88772_info,
},
{ }, // END
};
diff --git a/drivers/usb/class/cdc-acm.c b/drivers/usb/class/cdc-acm.c
index 20104443081ad1fc260d4ba74f17a0c9828eca69..d50a99f70aee8d33941e5445f62bef41778093d3 100644
--- a/drivers/usb/class/cdc-acm.c
+++ b/drivers/usb/class/cdc-acm.c
@@ -158,16 +158,12 @@ static int acm_wb_is_avail(struct acm *acm)
}
/*
- * Finish write.
+ * Finish write. Caller must hold acm->write_lock
*/
static void acm_write_done(struct acm *acm, struct acm_wb *wb)
{
- unsigned long flags;
-
- spin_lock_irqsave(&acm->write_lock, flags);
wb->use = 0;
acm->transmitting--;
- spin_unlock_irqrestore(&acm->write_lock, flags);
}
/*
@@ -482,6 +478,7 @@ static void acm_write_bulk(struct urb *urb)
{
struct acm_wb *wb = urb->context;
struct acm *acm = wb->instance;
+ unsigned long flags;
if (verbose || urb->status
|| (urb->actual_length != urb->transfer_buffer_length))
@@ -490,7 +487,9 @@ static void acm_write_bulk(struct urb *urb)
urb->transfer_buffer_length,
urb->status);
+ spin_lock_irqsave(&acm->write_lock, flags);
acm_write_done(acm, wb);
+ spin_unlock_irqrestore(&acm->write_lock, flags);
if (ACM_READY(acm))
schedule_work(&acm->work);
else
diff --git a/drivers/usb/core/message.c b/drivers/usb/core/message.c
index 887738577b2838df3e02f93c05a9fe32a48b0606..6d1048faf08e1679597af0fadd6a5849d3afd299 100644
--- a/drivers/usb/core/message.c
+++ b/drivers/usb/core/message.c
@@ -1091,6 +1091,7 @@ void usb_disable_device(struct usb_device *dev, int skip_ep0)
continue;
dev_dbg(&dev->dev, "unregistering interface %s\n",
dev_name(&interface->dev));
+ interface->unregistering = 1;
usb_remove_sysfs_intf_files(interface);
device_del(&interface->dev);
}
diff --git a/drivers/usb/core/sysfs.c b/drivers/usb/core/sysfs.c
index f66fba11fbd53f2eeaf5a5ebc17a9d8251c526db..4fb65fdc9dc36bb51eb25059789886fbd1dfe857 100644
--- a/drivers/usb/core/sysfs.c
+++ b/drivers/usb/core/sysfs.c
@@ -840,7 +840,7 @@ int usb_create_sysfs_intf_files(struct usb_interface *intf)
struct usb_host_interface *alt = intf->cur_altsetting;
int retval;
- if (intf->sysfs_files_created)
+ if (intf->sysfs_files_created || intf->unregistering)
return 0;
/* The interface string may be present in some altsettings
diff --git a/drivers/usb/core/urb.c b/drivers/usb/core/urb.c
index 4342bd9c3bb610d9582217aae0bc524378a28a7f..1f68af9db3f7d6bed13bcab914eb238b638b5bee 100644
--- a/drivers/usb/core/urb.c
+++ b/drivers/usb/core/urb.c
@@ -85,8 +85,8 @@ EXPORT_SYMBOL_GPL(usb_alloc_urb);
* Must be called when a user of a urb is finished with it. When the last user
* of the urb calls this function, the memory of the urb is freed.
*
- * Note: The transfer buffer associated with the urb is not freed, that must be
- * done elsewhere.
+ * Note: The transfer buffer associated with the urb is not freed unless the
+ * URB_FREE_BUFFER transfer flag is set.
*/
void usb_free_urb(struct urb *urb)
{
diff --git a/drivers/usb/gadget/f_acm.c b/drivers/usb/gadget/f_acm.c
index 5ee1590b8e9cf2739e629804193aa8fa053954cf..c1d34df0b157c45f533b03b794bd14a929055f70 100644
--- a/drivers/usb/gadget/f_acm.c
+++ b/drivers/usb/gadget/f_acm.c
@@ -463,7 +463,11 @@ static int acm_cdc_notify(struct f_acm *acm, u8 type, u16 value,
notify->wLength = cpu_to_le16(length);
memcpy(buf, data, length);
+ /* ep_queue() can complete immediately if it fills the fifo... */
+ spin_unlock(&acm->lock);
status = usb_ep_queue(ep, req, GFP_ATOMIC);
+ spin_lock(&acm->lock);
+
if (status < 0) {
ERROR(acm->port.func.config->cdev,
"acm ttyGS%d can't notify serial state, %d\n",
diff --git a/drivers/usb/host/Kconfig b/drivers/usb/host/Kconfig
index 56f592dc0b3626139f4e9b34dd191af967f30bf0..f3a75a929e0aa26dcdbaee0c75c0cfa10403f8bf 100644
--- a/drivers/usb/host/Kconfig
+++ b/drivers/usb/host/Kconfig
@@ -110,29 +110,18 @@ config USB_ISP116X_HCD
config USB_ISP1760_HCD
tristate "ISP 1760 HCD support"
- depends on USB && EXPERIMENTAL
+ depends on USB && EXPERIMENTAL && (PCI || PPC_OF)
---help---
The ISP1760 chip is a USB 2.0 host controller.
This driver does not support isochronous transfers or OTG.
+ This USB controller is usually attached to a non-DMA-Master
+ capable bus. NXP's eval kit brings this chip on PCI card
+ where the chip itself is behind a PLB to simulate such
+ a bus.
To compile this driver as a module, choose M here: the
- module will be called isp1760-hcd.
-
-config USB_ISP1760_PCI
- bool "Support for the PCI bus"
- depends on USB_ISP1760_HCD && PCI
- ---help---
- Enables support for the device present on the PCI bus.
- This should only be required if you happen to have the eval kit from
- NXP and you are going to test it.
-
-config USB_ISP1760_OF
- bool "Support for the OF platform bus"
- depends on USB_ISP1760_HCD && PPC_OF
- ---help---
- Enables support for the device present on the PowerPC
- OpenFirmware platform bus.
+ module will be called isp1760.
config USB_OHCI_HCD
tristate "OHCI HCD support"
diff --git a/drivers/usb/host/ehci-hcd.c b/drivers/usb/host/ehci-hcd.c
index 15a803b206b8ea72c4774ba6edb504a0fd5e964c..4725d15d096f559fc833d0e0f6323bcff4aa7631 100644
--- a/drivers/usb/host/ehci-hcd.c
+++ b/drivers/usb/host/ehci-hcd.c
@@ -643,7 +643,7 @@ static int ehci_run (struct usb_hcd *hcd)
static irqreturn_t ehci_irq (struct usb_hcd *hcd)
{
struct ehci_hcd *ehci = hcd_to_ehci (hcd);
- u32 status, pcd_status = 0, cmd;
+ u32 status, masked_status, pcd_status = 0, cmd;
int bh;
spin_lock (&ehci->lock);
@@ -656,14 +656,14 @@ static irqreturn_t ehci_irq (struct usb_hcd *hcd)
goto dead;
}
- status &= INTR_MASK;
- if (!status) { /* irq sharing? */
+ masked_status = status & INTR_MASK;
+ if (!masked_status) { /* irq sharing? */
spin_unlock(&ehci->lock);
return IRQ_NONE;
}
/* clear (just) interrupts */
- ehci_writel(ehci, status, &ehci->regs->status);
+ ehci_writel(ehci, masked_status, &ehci->regs->status);
cmd = ehci_readl(ehci, &ehci->regs->command);
bh = 0;
@@ -734,18 +734,17 @@ static irqreturn_t ehci_irq (struct usb_hcd *hcd)
/* PCI errors [4.15.2.4] */
if (unlikely ((status & STS_FATAL) != 0)) {
+ ehci_err(ehci, "fatal error\n");
dbg_cmd(ehci, "fatal", cmd);
dbg_status(ehci, "fatal", status);
- if (status & STS_HALT) {
- ehci_err (ehci, "fatal error\n");
+ ehci_halt(ehci);
dead:
- ehci_reset (ehci);
- ehci_writel(ehci, 0, &ehci->regs->configured_flag);
- /* generic layer kills/unlinks all urbs, then
- * uses ehci_stop to clean up the rest
- */
- bh = 1;
- }
+ ehci_reset(ehci);
+ ehci_writel(ehci, 0, &ehci->regs->configured_flag);
+ /* generic layer kills/unlinks all urbs, then
+ * uses ehci_stop to clean up the rest
+ */
+ bh = 1;
}
if (bh)
diff --git a/drivers/usb/host/ehci-ps3.c b/drivers/usb/host/ehci-ps3.c
index 0eba894bcb017aa0706f5e60224149e76338d99a..9c9da35abc6c010c6929a1e515fc4179ef898111 100644
--- a/drivers/usb/host/ehci-ps3.c
+++ b/drivers/usb/host/ehci-ps3.c
@@ -205,6 +205,7 @@ static int ps3_ehci_remove(struct ps3_system_bus_device *dev)
tmp = hcd->irq;
+ ehci_shutdown(hcd);
usb_remove_hcd(hcd);
ps3_system_bus_set_driver_data(dev, NULL);
diff --git a/drivers/usb/host/ehci-sched.c b/drivers/usb/host/ehci-sched.c
index 4a0c5a78b2ed74358055e800d5181b1a1e2cb1c7..a081ee65bde6d933f3f2000c67028d461ece27c7 100644
--- a/drivers/usb/host/ehci-sched.c
+++ b/drivers/usb/host/ehci-sched.c
@@ -918,7 +918,7 @@ iso_stream_init (
*/
stream->usecs = HS_USECS_ISO (maxp);
bandwidth = stream->usecs * 8;
- bandwidth /= 1 << (interval - 1);
+ bandwidth /= interval;
} else {
u32 addr;
@@ -951,7 +951,7 @@ iso_stream_init (
} else
stream->raw_mask = smask_out [hs_transfers - 1];
bandwidth = stream->usecs + stream->c_usecs;
- bandwidth /= 1 << (interval + 2);
+ bandwidth /= interval << 3;
/* stream->splits gets created from raw_mask later */
stream->address = cpu_to_hc32(ehci, addr);
diff --git a/drivers/usb/host/isp1760-if.c b/drivers/usb/host/isp1760-if.c
index af849f596135324bf727ac667f7f2d4cbc7d9920..b87ca7cf4b378f4ee0c6ee7ed403e629d79a38ea 100644
--- a/drivers/usb/host/isp1760-if.c
+++ b/drivers/usb/host/isp1760-if.c
@@ -14,16 +14,16 @@
#include "../core/hcd.h"
#include "isp1760-hcd.h"
-#ifdef CONFIG_USB_ISP1760_OF
+#ifdef CONFIG_PPC_OF
#include <linux/of.h>
#include <linux/of_platform.h>
#endif
-#ifdef CONFIG_USB_ISP1760_PCI
+#ifdef CONFIG_PCI
#include <linux/pci.h>
#endif
-#ifdef CONFIG_USB_ISP1760_OF
+#ifdef CONFIG_PPC_OF
static int of_isp1760_probe(struct of_device *dev,
const struct of_device_id *match)
{
@@ -128,7 +128,7 @@ static struct of_platform_driver isp1760_of_driver = {
};
#endif
-#ifdef CONFIG_USB_ISP1760_PCI
+#ifdef CONFIG_PCI
static u32 nxp_pci_io_base;
static u32 iolength;
static u32 pci_mem_phy0;
@@ -288,28 +288,28 @@ static struct pci_driver isp1761_pci_driver = {
static int __init isp1760_init(void)
{
- int ret = -ENODEV;
+ int ret;
init_kmem_once();
-#ifdef CONFIG_USB_ISP1760_OF
+#ifdef CONFIG_PPC_OF
ret = of_register_platform_driver(&isp1760_of_driver);
if (ret) {
deinit_kmem_cache();
return ret;
}
#endif
-#ifdef CONFIG_USB_ISP1760_PCI
+#ifdef CONFIG_PCI
ret = pci_register_driver(&isp1761_pci_driver);
if (ret)
goto unreg_of;
#endif
return ret;
-#ifdef CONFIG_USB_ISP1760_PCI
+#ifdef CONFIG_PCI
unreg_of:
#endif
-#ifdef CONFIG_USB_ISP1760_OF
+#ifdef CONFIG_PPC_OF
of_unregister_platform_driver(&isp1760_of_driver);
#endif
deinit_kmem_cache();
@@ -319,10 +319,10 @@ module_init(isp1760_init);
static void __exit isp1760_exit(void)
{
-#ifdef CONFIG_USB_ISP1760_OF
+#ifdef CONFIG_PPC_OF
of_unregister_platform_driver(&isp1760_of_driver);
#endif
-#ifdef CONFIG_USB_ISP1760_PCI
+#ifdef CONFIG_PCI
pci_unregister_driver(&isp1761_pci_driver);
#endif
deinit_kmem_cache();
diff --git a/drivers/usb/host/ohci-ps3.c b/drivers/usb/host/ohci-ps3.c
index 2089d8a46c4bbedb0cd140dc5db4d0cee4cab908..3c1a3b5f89f19fb19dde0962b8b4e6a2e704b9e4 100644
--- a/drivers/usb/host/ohci-ps3.c
+++ b/drivers/usb/host/ohci-ps3.c
@@ -192,7 +192,7 @@ fail_start:
return result;
}
-static int ps3_ohci_remove (struct ps3_system_bus_device *dev)
+static int ps3_ohci_remove(struct ps3_system_bus_device *dev)
{
unsigned int tmp;
struct usb_hcd *hcd =
@@ -205,6 +205,7 @@ static int ps3_ohci_remove (struct ps3_system_bus_device *dev)
tmp = hcd->irq;
+ ohci_shutdown(hcd);
usb_remove_hcd(hcd);
ps3_system_bus_set_driver_data(dev, NULL);
diff --git a/drivers/usb/host/r8a66597-hcd.c b/drivers/usb/host/r8a66597-hcd.c
index c18d8790c4107c032eb0e34b94be345683828d8d..2376f24f3c83dc964f03286a66a88ab195434179 100644
--- a/drivers/usb/host/r8a66597-hcd.c
+++ b/drivers/usb/host/r8a66597-hcd.c
@@ -1763,11 +1763,12 @@ static void r8a66597_timer(unsigned long _r8a66597)
{
struct r8a66597 *r8a66597 = (struct r8a66597 *)_r8a66597;
unsigned long flags;
+ int port;
spin_lock_irqsave(&r8a66597->lock, flags);
- r8a66597_root_hub_control(r8a66597, 0);
- r8a66597_root_hub_control(r8a66597, 1);
+ for (port = 0; port < R8A66597_MAX_ROOT_HUB; port++)
+ r8a66597_root_hub_control(r8a66597, port);
spin_unlock_irqrestore(&r8a66597->lock, flags);
}
diff --git a/drivers/usb/misc/sisusbvga/sisusb.c b/drivers/usb/misc/sisusbvga/sisusb.c
index 69c34a58e2054a7c49d225164a3f1a7ead20cf5a..b4ec716de7dadc12b766e445822edbc4f35f537a 100644
--- a/drivers/usb/misc/sisusbvga/sisusb.c
+++ b/drivers/usb/misc/sisusbvga/sisusb.c
@@ -3270,6 +3270,7 @@ static struct usb_device_id sisusb_table [] = {
{ USB_DEVICE(0x0711, 0x0900) },
{ USB_DEVICE(0x0711, 0x0901) },
{ USB_DEVICE(0x0711, 0x0902) },
+ { USB_DEVICE(0x0711, 0x0903) },
{ USB_DEVICE(0x0711, 0x0918) },
{ USB_DEVICE(0x182d, 0x021c) },
{ USB_DEVICE(0x182d, 0x0269) },
diff --git a/drivers/usb/misc/vstusb.c b/drivers/usb/misc/vstusb.c
index 8648470c81caa3a4e516445255a00b9101373c25..63dff9ba73c5d074bcd87ba13fcd4188dce81960 100644
--- a/drivers/usb/misc/vstusb.c
+++ b/drivers/usb/misc/vstusb.c
@@ -620,7 +620,7 @@ static long vstusb_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
__func__);
retval = -EFAULT;
} else {
- dev_dbg(&dev->dev, "%s: recv %d bytes from pipe %d\n",
+ dev_dbg(&dev->dev, "%s: recv %zd bytes from pipe %d\n",
__func__, usb_data.count, usb_data.pipe);
}
diff --git a/drivers/usb/musb/musb_core.c b/drivers/usb/musb/musb_core.c
index 4a35745b30be6992ff775cfd118c02750a2eef52..5280dba9b1fb7e0a94f6dc1b379b28fc5c7d831b 100644
--- a/drivers/usb/musb/musb_core.c
+++ b/drivers/usb/musb/musb_core.c
@@ -114,8 +114,8 @@
-unsigned debug;
-module_param(debug, uint, S_IRUGO | S_IWUSR);
+unsigned musb_debug;
+module_param(musb_debug, uint, S_IRUGO | S_IWUSR);
MODULE_PARM_DESC(debug, "Debug message level. Default = 0");
#define DRIVER_AUTHOR "Mentor Graphics, Texas Instruments, Nokia"
@@ -2248,7 +2248,7 @@ static int __init musb_init(void)
"host"
#endif
", debug=%d\n",
- musb_driver_name, debug);
+ musb_driver_name, musb_debug);
return platform_driver_probe(&musb_driver, musb_probe);
}
diff --git a/drivers/usb/musb/musb_debug.h b/drivers/usb/musb/musb_debug.h
index 4d2794441b153ac6c2f745b99f06c245cb56bbe5..9fc1db44c72c13844e73148112bbe8055c65ef3f 100644
--- a/drivers/usb/musb/musb_debug.h
+++ b/drivers/usb/musb/musb_debug.h
@@ -48,11 +48,11 @@
__func__, __LINE__ , ## args); \
} } while (0)
-extern unsigned debug;
+extern unsigned musb_debug;
static inline int _dbg_level(unsigned l)
{
- return debug >= l;
+ return musb_debug >= l;
}
#define DBG(level, fmt, args...) xprintk(level, KERN_DEBUG, fmt, ## args)
diff --git a/drivers/usb/musb/musb_host.c b/drivers/usb/musb/musb_host.c
index 3133990f04ec868fcb0809cd233535f3fc562ff2..e45e70bcc5e2ea1c79610ad7f754a8029e922ccd 100644
--- a/drivers/usb/musb/musb_host.c
+++ b/drivers/usb/musb/musb_host.c
@@ -378,6 +378,19 @@ musb_giveback(struct musb_qh *qh, struct urb *urb, int status)
switch (qh->type) {
+ case USB_ENDPOINT_XFER_CONTROL:
+ case USB_ENDPOINT_XFER_BULK:
+ /* fifo policy for these lists, except that NAKing
+ * should rotate a qh to the end (for fairness).
+ */
+ if (qh->mux == 1) {
+ head = qh->ring.prev;
+ list_del(&qh->ring);
+ kfree(qh);
+ qh = first_qh(head);
+ break;
+ }
+
case USB_ENDPOINT_XFER_ISOC:
case USB_ENDPOINT_XFER_INT:
/* this is where periodic bandwidth should be
@@ -388,17 +401,6 @@ musb_giveback(struct musb_qh *qh, struct urb *urb, int status)
kfree(qh);
qh = NULL;
break;
-
- case USB_ENDPOINT_XFER_CONTROL:
- case USB_ENDPOINT_XFER_BULK:
- /* fifo policy for these lists, except that NAKing
- * should rotate a qh to the end (for fairness).
- */
- head = qh->ring.prev;
- list_del(&qh->ring);
- kfree(qh);
- qh = first_qh(head);
- break;
}
}
return qh;
@@ -1507,10 +1509,29 @@ void musb_host_rx(struct musb *musb, u8 epnum)
musb_writew(hw_ep->regs, MUSB_RXCSR, val);
#ifdef CONFIG_USB_INVENTRA_DMA
+ if (usb_pipeisoc(pipe)) {
+ struct usb_iso_packet_descriptor *d;
+
+ d = urb->iso_frame_desc + qh->iso_idx;
+ d->actual_length = xfer_len;
+
+ /* even if there was an error, we did the dma
+ * for iso_frame_desc->length
+ */
+ if (d->status != EILSEQ && d->status != -EOVERFLOW)
+ d->status = 0;
+
+ if (++qh->iso_idx >= urb->number_of_packets)
+ done = true;
+ else
+ done = false;
+
+ } else {
/* done if urb buffer is full or short packet is recd */
done = (urb->actual_length + xfer_len >=
urb->transfer_buffer_length
|| dma->actual_len < qh->maxpacket);
+ }
/* send IN token for next packet, without AUTOREQ */
if (!done) {
@@ -1547,7 +1568,8 @@ void musb_host_rx(struct musb *musb, u8 epnum)
if (dma) {
struct dma_controller *c;
u16 rx_count;
- int ret;
+ int ret, length;
+ dma_addr_t buf;
rx_count = musb_readw(epio, MUSB_RXCOUNT);
@@ -1560,6 +1582,35 @@ void musb_host_rx(struct musb *musb, u8 epnum)
c = musb->dma_controller;
+ if (usb_pipeisoc(pipe)) {
+ int status = 0;
+ struct usb_iso_packet_descriptor *d;
+
+ d = urb->iso_frame_desc + qh->iso_idx;
+
+ if (iso_err) {
+ status = -EILSEQ;
+ urb->error_count++;
+ }
+ if (rx_count > d->length) {
+ if (status == 0) {
+ status = -EOVERFLOW;
+ urb->error_count++;
+ }
+ DBG(2, "** OVERFLOW %d into %d\n",\
+ rx_count, d->length);
+
+ length = d->length;
+ } else
+ length = rx_count;
+ d->status = status;
+ buf = urb->transfer_dma + d->offset;
+ } else {
+ length = rx_count;
+ buf = urb->transfer_dma +
+ urb->actual_length;
+ }
+
dma->desired_mode = 0;
#ifdef USE_MODE1
/* because of the issue below, mode 1 will
@@ -1571,6 +1622,12 @@ void musb_host_rx(struct musb *musb, u8 epnum)
urb->actual_length)
> qh->maxpacket)
dma->desired_mode = 1;
+ if (rx_count < hw_ep->max_packet_sz_rx) {
+ length = rx_count;
+ dma->bDesiredMode = 0;
+ } else {
+ length = urb->transfer_buffer_length;
+ }
#endif
/* Disadvantage of using mode 1:
@@ -1608,12 +1665,7 @@ void musb_host_rx(struct musb *musb, u8 epnum)
*/
ret = c->channel_program(
dma, qh->maxpacket,
- dma->desired_mode,
- urb->transfer_dma
- + urb->actual_length,
- (dma->desired_mode == 0)
- ? rx_count
- : urb->transfer_buffer_length);
+ dma->desired_mode, buf, length);
if (!ret) {
c->channel_release(dma);
@@ -1631,19 +1683,6 @@ void musb_host_rx(struct musb *musb, u8 epnum)
}
}
- if (dma && usb_pipeisoc(pipe)) {
- struct usb_iso_packet_descriptor *d;
- int iso_stat = status;
-
- d = urb->iso_frame_desc + qh->iso_idx;
- d->actual_length += xfer_len;
- if (iso_err) {
- iso_stat = -EILSEQ;
- urb->error_count++;
- }
- d->status = iso_stat;
- }
-
finish:
urb->actual_length += xfer_len;
qh->offset += xfer_len;
@@ -1671,22 +1710,9 @@ static int musb_schedule(
struct list_head *head = NULL;
/* use fixed hardware for control and bulk */
- switch (qh->type) {
- case USB_ENDPOINT_XFER_CONTROL:
+ if (qh->type == USB_ENDPOINT_XFER_CONTROL) {
head = &musb->control;
hw_ep = musb->control_ep;
- break;
- case USB_ENDPOINT_XFER_BULK:
- hw_ep = musb->bulk_ep;
- if (is_in)
- head = &musb->in_bulk;
- else
- head = &musb->out_bulk;
- break;
- }
- if (head) {
- idle = list_empty(head);
- list_add_tail(&qh->ring, head);
goto success;
}
@@ -1725,19 +1751,34 @@ static int musb_schedule(
else
diff = hw_ep->max_packet_sz_tx - qh->maxpacket;
- if (diff > 0 && best_diff > diff) {
+ if (diff >= 0 && best_diff > diff) {
best_diff = diff;
best_end = epnum;
}
}
- if (best_end < 0)
+ /* use bulk reserved ep1 if no other ep is free */
+ if (best_end > 0 && qh->type == USB_ENDPOINT_XFER_BULK) {
+ hw_ep = musb->bulk_ep;
+ if (is_in)
+ head = &musb->in_bulk;
+ else
+ head = &musb->out_bulk;
+ goto success;
+ } else if (best_end < 0) {
return -ENOSPC;
+ }
idle = 1;
+ qh->mux = 0;
hw_ep = musb->endpoints + best_end;
musb->periodic[best_end] = qh;
DBG(4, "qh %p periodic slot %d\n", qh, best_end);
success:
+ if (head) {
+ idle = list_empty(head);
+ list_add_tail(&qh->ring, head);
+ qh->mux = 1;
+ }
qh->hw_ep = hw_ep;
qh->hep->hcpriv = qh;
if (idle)
@@ -2015,11 +2056,13 @@ static int musb_urb_dequeue(struct usb_hcd *hcd, struct urb *urb, int status)
sched = &musb->control;
break;
case USB_ENDPOINT_XFER_BULK:
- if (usb_pipein(urb->pipe))
- sched = &musb->in_bulk;
- else
- sched = &musb->out_bulk;
- break;
+ if (qh->mux == 1) {
+ if (usb_pipein(urb->pipe))
+ sched = &musb->in_bulk;
+ else
+ sched = &musb->out_bulk;
+ break;
+ }
default:
/* REVISIT when we get a schedule tree, periodic
* transfers won't always be at the head of a
@@ -2067,11 +2110,13 @@ musb_h_disable(struct usb_hcd *hcd, struct usb_host_endpoint *hep)
sched = &musb->control;
break;
case USB_ENDPOINT_XFER_BULK:
- if (is_in)
- sched = &musb->in_bulk;
- else
- sched = &musb->out_bulk;
- break;
+ if (qh->mux == 1) {
+ if (is_in)
+ sched = &musb->in_bulk;
+ else
+ sched = &musb->out_bulk;
+ break;
+ }
default:
/* REVISIT when we get a schedule tree, periodic transfers
* won't always be at the head of a singleton queue...
diff --git a/drivers/usb/musb/musb_host.h b/drivers/usb/musb/musb_host.h
index 77bcdb9d5b32d93c1fd77433bce4821d9ab9c4bd..0b7fbcd21963ebcc23435d168a061bed741ff612 100644
--- a/drivers/usb/musb/musb_host.h
+++ b/drivers/usb/musb/musb_host.h
@@ -53,6 +53,7 @@ struct musb_qh {
struct list_head ring; /* of musb_qh */
/* struct musb_qh *next; */ /* for periodic tree */
+ u8 mux; /* qh multiplexed to hw_ep */
unsigned offset; /* in urb->transfer_buffer */
unsigned segsize; /* current xfer fragment */
diff --git a/drivers/usb/musb/omap2430.c b/drivers/usb/musb/omap2430.c
index 9d2dcb121c5e95cc7e6ba81a5cdfa59ae07637ae..ce6c162920f7bfcb5bef980b2438aeba4661d12b 100644
--- a/drivers/usb/musb/omap2430.c
+++ b/drivers/usb/musb/omap2430.c
@@ -53,7 +53,9 @@ static void musb_do_idle(unsigned long _musb)
{
struct musb *musb = (void *)_musb;
unsigned long flags;
+#ifdef CONFIG_USB_MUSB_HDRC_HCD
u8 power;
+#endif
u8 devctl;
devctl = musb_readb(musb->mregs, MUSB_DEVCTL);
diff --git a/drivers/usb/musb/tusb6010.c b/drivers/usb/musb/tusb6010.c
index b73b036f3d7770c01822e0885635a5fa3879aeae..ee8fca92a4ac4cd0ec58b157941bf8017ecff331 100644
--- a/drivers/usb/musb/tusb6010.c
+++ b/drivers/usb/musb/tusb6010.c
@@ -605,7 +605,7 @@ void musb_platform_set_mode(struct musb *musb, u8 musb_mode)
if (musb->board_mode != MUSB_OTG) {
ERR("Changing mode currently only supported in OTG mode\n");
- return;
+ return -EINVAL;
}
otg_stat = musb_readl(tbase, TUSB_DEV_OTG_STAT);
diff --git a/drivers/usb/serial/cp2101.c b/drivers/usb/serial/cp2101.c
index 8008d0bc80ad3732a05b4fa82b04b06f3fb334fc..9035d7256b03570a63203994d0fc031ea59e0a22 100644
--- a/drivers/usb/serial/cp2101.c
+++ b/drivers/usb/serial/cp2101.c
@@ -67,6 +67,7 @@ static struct usb_device_id id_table [] = {
{ USB_DEVICE(0x10C4, 0x800A) }, /* SPORTident BSM7-D-USB main station */
{ USB_DEVICE(0x10C4, 0x803B) }, /* Pololu USB-serial converter */
{ USB_DEVICE(0x10C4, 0x8053) }, /* Enfora EDG1228 */
+ { USB_DEVICE(0x10C4, 0x8054) }, /* Enfora GSM2228 */
{ USB_DEVICE(0x10C4, 0x8066) }, /* Argussoft In-System Programmer */
{ USB_DEVICE(0x10C4, 0x807A) }, /* Crumb128 board */
{ USB_DEVICE(0x10C4, 0x80CA) }, /* Degree Controls Inc */
@@ -85,6 +86,7 @@ static struct usb_device_id id_table [] = {
{ USB_DEVICE(0x10C4, 0x8218) }, /* Lipowsky Industrie Elektronik GmbH, HARP-1 */
{ USB_DEVICE(0x10c4, 0x8293) }, /* Telegesys ETRX2USB */
{ USB_DEVICE(0x10C4, 0x8341) }, /* Siemens MC35PU GPRS Modem */
+ { USB_DEVICE(0x10C4, 0x83A8) }, /* Amber Wireless AMB2560 */
{ USB_DEVICE(0x10C4, 0xEA60) }, /* Silicon Labs factory default */
{ USB_DEVICE(0x10C4, 0xEA61) }, /* Silicon Labs factory default */
{ USB_DEVICE(0x10C4, 0xF001) }, /* Elan Digital Systems USBscope50 */
diff --git a/drivers/usb/serial/option.c b/drivers/usb/serial/option.c
index bd07eaa300b967f792ffd2923af3385b8784cf3b..6fa1ec441b618d12575adf9bec5ee67a327fde6f 100644
--- a/drivers/usb/serial/option.c
+++ b/drivers/usb/serial/option.c
@@ -160,6 +160,11 @@ static int option_send_setup(struct tty_struct *tty, struct usb_serial_port *po
#define NOVATELWIRELESS_VENDOR_ID 0x1410
+/* YISO PRODUCTS */
+
+#define YISO_VENDOR_ID 0x0EAB
+#define YISO_PRODUCT_U893 0xC893
+
/* MERLIN EVDO PRODUCTS */
#define NOVATELWIRELESS_PRODUCT_V640 0x1100
#define NOVATELWIRELESS_PRODUCT_V620 0x1110
@@ -408,6 +413,7 @@ static struct usb_device_id option_ids[] = {
{ USB_DEVICE(AXESSTEL_VENDOR_ID, AXESSTEL_PRODUCT_MV110H) },
{ USB_DEVICE(ONDA_VENDOR_ID, ONDA_PRODUCT_MSA501HS) },
{ USB_DEVICE(ONDA_VENDOR_ID, ONDA_PRODUCT_ET502HS) },
+ { USB_DEVICE(YISO_VENDOR_ID, YISO_PRODUCT_U893) },
{ USB_DEVICE(BANDRICH_VENDOR_ID, BANDRICH_PRODUCT_C100_1) },
{ USB_DEVICE(BANDRICH_VENDOR_ID, BANDRICH_PRODUCT_C100_2) },
{ USB_DEVICE(BANDRICH_VENDOR_ID, BANDRICH_PRODUCT_1004) },
diff --git a/drivers/usb/storage/Kconfig b/drivers/usb/storage/Kconfig
index 3d9249632ae12e7051174817241ef37ea6f2cd4c..c68b738900bdbb9b6c8f6c95d536a69d7cada937 100644
--- a/drivers/usb/storage/Kconfig
+++ b/drivers/usb/storage/Kconfig
@@ -2,8 +2,8 @@
# USB Storage driver configuration
#
-comment "NOTE: USB_STORAGE enables SCSI, and 'SCSI disk support'"
-comment "may also be needed; see USB_STORAGE Help for more information"
+comment "NOTE: USB_STORAGE depends on SCSI but BLK_DEV_SD may also be needed;"
+comment "see USB_STORAGE Help for more information"
depends on USB
config USB_STORAGE
diff --git a/drivers/usb/storage/unusual_devs.h b/drivers/usb/storage/unusual_devs.h
index fb9e20e624c1477f909c6ec4825dc7e6d22ebe50..d4e5fc86e43c679eee20ee64e5334cfd2eceda66 100644
--- a/drivers/usb/storage/unusual_devs.h
+++ b/drivers/usb/storage/unusual_devs.h
@@ -253,6 +253,14 @@ UNUSUAL_DEV( 0x0421, 0x006a, 0x0000, 0x0591,
US_SC_DEVICE, US_PR_DEVICE, NULL,
US_FL_FIX_CAPACITY ),
+/* Submitted by Ricky Wong Yung Fei <evilbladewarrior@gmail.com> */
+/* Nokia 7610 Supernova - Too many sectors reported in usb storage mode */
+UNUSUAL_DEV( 0x0421, 0x00f5, 0x0000, 0x0470,
+ "Nokia",
+ "7610 Supernova",
+ US_SC_DEVICE, US_PR_DEVICE, NULL,
+ US_FL_FIX_CAPACITY ),
+
/* Reported by Olaf Hering <olh@suse.de> from novell bug #105878 */
UNUSUAL_DEV( 0x0424, 0x0fdc, 0x0210, 0x0210,
"SMSC",
@@ -418,6 +426,13 @@ UNUSUAL_DEV( 0x04b0, 0x0417, 0x0100, 0x0100,
US_SC_DEVICE, US_PR_DEVICE, NULL,
US_FL_FIX_CAPACITY),
+/* Reported by paul ready <lxtwin@homecall.co.uk> */
+UNUSUAL_DEV( 0x04b0, 0x0419, 0x0100, 0x0200,
+ "NIKON",
+ "NIKON DSC D300",
+ US_SC_DEVICE, US_PR_DEVICE, NULL,
+ US_FL_FIX_CAPACITY),
+
/* Reported by Doug Maxey (dwm@austin.ibm.com) */
UNUSUAL_DEV( 0x04b3, 0x4001, 0x0110, 0x0110,
"IBM",
@@ -1258,6 +1273,13 @@ UNUSUAL_DEV( 0x0839, 0x000a, 0x0001, 0x0001,
US_SC_DEVICE, US_PR_DEVICE, NULL,
US_FL_FIX_INQUIRY),
+/* Reported by Luciano Rocha <luciano@eurotux.com> */
+UNUSUAL_DEV( 0x0840, 0x0082, 0x0001, 0x0001,
+ "Argosy",
+ "Storage",
+ US_SC_DEVICE, US_PR_DEVICE, NULL,
+ US_FL_FIX_CAPACITY),
+
/* Entry and supporting patch by Theodore Kilgore <kilgota@auburn.edu>.
* Flag will support Bulk devices which use a standards-violating 32-byte
* Command Block Wrapper. Here, the "DC2MEGA" cameras (several brands) with
diff --git a/include/linux/usb.h b/include/linux/usb.h
index 8fa973bede5e1930d8b96317b9fbc99305a4d66b..f72aa51f7bcdc3fdb3d728c452cdd12f2d3d9baf 100644
--- a/include/linux/usb.h
+++ b/include/linux/usb.h
@@ -108,6 +108,7 @@ enum usb_interface_condition {
* (in probe()), bound to a driver, or unbinding (in disconnect())
* @is_active: flag set when the interface is bound and not suspended.
* @sysfs_files_created: sysfs attributes exist
+ * @unregistering: flag set when the interface is being unregistered
* @needs_remote_wakeup: flag set when the driver requires remote-wakeup
* capability during autosuspend.
* @needs_altsetting0: flag set when a set-interface request for altsetting 0
@@ -163,6 +164,7 @@ struct usb_interface {
enum usb_interface_condition condition; /* state of binding */
unsigned is_active:1; /* the interface is not suspended */
unsigned sysfs_files_created:1; /* the sysfs attributes exist */
+ unsigned unregistering:1; /* unregistration is in progress */
unsigned needs_remote_wakeup:1; /* driver requires remote wakeup */
unsigned needs_altsetting0:1; /* switch to altsetting 0 is pending */
unsigned needs_binding:1; /* needs delayed unbind/rebind */