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-rw-r--r--drivers/usb/Makefile2
-rw-r--r--drivers/usb/c67x00/c67x00-sched.c4
-rw-r--r--drivers/usb/chipidea/udc.c6
-rw-r--r--drivers/usb/class/cdc-acm.c22
-rw-r--r--drivers/usb/class/cdc-wdm.c23
-rw-r--r--drivers/usb/core/hcd-pci.c23
-rw-r--r--drivers/usb/core/hcd.c8
-rw-r--r--drivers/usb/core/usb-acpi.c17
-rw-r--r--drivers/usb/dwc3/core.c1
-rw-r--r--drivers/usb/dwc3/dwc3-exynos.c2
-rw-r--r--drivers/usb/dwc3/dwc3-omap.c8
-rw-r--r--drivers/usb/dwc3/dwc3-pci.c2
-rw-r--r--drivers/usb/dwc3/ep0.c7
-rw-r--r--drivers/usb/dwc3/gadget.c3
-rw-r--r--drivers/usb/gadget/Kconfig1
-rw-r--r--drivers/usb/gadget/Makefile12
-rw-r--r--drivers/usb/gadget/composite.c5
-rw-r--r--drivers/usb/gadget/f_fs.c1
-rw-r--r--drivers/usb/gadget/f_rndis.c3
-rw-r--r--drivers/usb/gadget/f_uac1.c1
-rw-r--r--drivers/usb/gadget/g_ffs.c4
-rw-r--r--drivers/usb/gadget/imx_udc.c20
-rw-r--r--drivers/usb/gadget/inode.c1
-rw-r--r--drivers/usb/gadget/net2272.c9
-rw-r--r--drivers/usb/gadget/net2280.c8
-rw-r--r--drivers/usb/gadget/omap_udc.c3
-rw-r--r--drivers/usb/gadget/pxa25x_udc.c24
-rw-r--r--drivers/usb/gadget/pxa27x_udc.c18
-rw-r--r--drivers/usb/gadget/s3c2410_udc.c28
-rw-r--r--drivers/usb/gadget/u_serial.c2
-rw-r--r--drivers/usb/gadget/u_uac1.c3
-rw-r--r--drivers/usb/gadget/udc-core.c2
-rw-r--r--drivers/usb/host/ehci-hcd.c7
-rw-r--r--drivers/usb/host/ehci-hub.c2
-rw-r--r--drivers/usb/host/ehci-q.c49
-rw-r--r--drivers/usb/host/ehci-sched.c2
-rw-r--r--drivers/usb/host/ehci-timer.c2
-rw-r--r--drivers/usb/host/xhci-mem.c36
-rw-r--r--drivers/usb/host/xhci-pci.c1
-rw-r--r--drivers/usb/host/xhci-ring.c61
-rw-r--r--drivers/usb/host/xhci.c25
-rw-r--r--drivers/usb/host/xhci.h9
-rw-r--r--drivers/usb/musb/Kconfig5
-rw-r--r--drivers/usb/musb/da8xx.c2
-rw-r--r--drivers/usb/musb/musb_core.c6
-rw-r--r--drivers/usb/musb/musb_gadget.c9
-rw-r--r--drivers/usb/musb/omap2430.c12
-rw-r--r--drivers/usb/otg/otg.c10
-rw-r--r--drivers/usb/phy/Kconfig1
-rw-r--r--drivers/usb/phy/omap-control-usb.c24
-rw-r--r--drivers/usb/phy/omap-usb3.c8
-rw-r--r--drivers/usb/phy/samsung-usbphy.c8
-rw-r--r--drivers/usb/serial/ark3116.c10
-rw-r--r--drivers/usb/serial/ch341.c11
-rw-r--r--drivers/usb/serial/cp210x.c20
-rw-r--r--drivers/usb/serial/cypress_m8.c14
-rw-r--r--drivers/usb/serial/f81232.c9
-rw-r--r--drivers/usb/serial/ftdi_sio.c20
-rw-r--r--drivers/usb/serial/ftdi_sio_ids.h7
-rw-r--r--drivers/usb/serial/garmin_gps.c7
-rw-r--r--drivers/usb/serial/io_edgeport.c12
-rw-r--r--drivers/usb/serial/io_ti.c13
-rw-r--r--drivers/usb/serial/mct_u232.c13
-rw-r--r--drivers/usb/serial/mos7840.c16
-rw-r--r--drivers/usb/serial/option.c5
-rw-r--r--drivers/usb/serial/oti6858.c10
-rw-r--r--drivers/usb/serial/pl2303.c11
-rw-r--r--drivers/usb/serial/qcaux.c1
-rw-r--r--drivers/usb/serial/qcserial.c7
-rw-r--r--drivers/usb/serial/quatech2.c19
-rw-r--r--drivers/usb/serial/spcp8x5.c9
-rw-r--r--drivers/usb/serial/ssu100.c12
-rw-r--r--drivers/usb/serial/ti_usb_3410_5052.c10
-rw-r--r--drivers/usb/serial/usb-serial.c4
-rw-r--r--drivers/usb/storage/initializers.c76
-rw-r--r--drivers/usb/storage/initializers.h4
-rw-r--r--drivers/usb/storage/unusual_devs.h344
77 files changed, 828 insertions, 388 deletions
diff --git a/drivers/usb/Makefile b/drivers/usb/Makefile
index f5ed3d75fa5..8f5ebced5df 100644
--- a/drivers/usb/Makefile
+++ b/drivers/usb/Makefile
@@ -46,7 +46,7 @@ obj-$(CONFIG_USB_MICROTEK) += image/
obj-$(CONFIG_USB_SERIAL) += serial/
obj-$(CONFIG_USB) += misc/
-obj-$(CONFIG_USB_COMMON) += phy/
+obj-$(CONFIG_USB_OTG_UTILS) += phy/
obj-$(CONFIG_EARLY_PRINTK_DBGP) += early/
obj-$(CONFIG_USB_ATM) += atm/
diff --git a/drivers/usb/c67x00/c67x00-sched.c b/drivers/usb/c67x00/c67x00-sched.c
index a03fbc15fa9..aa491627a45 100644
--- a/drivers/usb/c67x00/c67x00-sched.c
+++ b/drivers/usb/c67x00/c67x00-sched.c
@@ -100,7 +100,7 @@ struct c67x00_urb_priv {
#define TD_PIDEP_OFFSET 0x04
#define TD_PIDEPMASK_PID 0xF0
#define TD_PIDEPMASK_EP 0x0F
-#define TD_PORTLENMASK_DL 0x02FF
+#define TD_PORTLENMASK_DL 0x03FF
#define TD_PORTLENMASK_PN 0xC000
#define TD_STATUS_OFFSET 0x07
@@ -590,7 +590,7 @@ static int c67x00_create_td(struct c67x00_hcd *c67x00, struct urb *urb,
{
struct c67x00_td *td;
struct c67x00_urb_priv *urbp = urb->hcpriv;
- const __u8 active_flag = 1, retry_cnt = 1;
+ const __u8 active_flag = 1, retry_cnt = 3;
__u8 cmd = 0;
int tt = 0;
diff --git a/drivers/usb/chipidea/udc.c b/drivers/usb/chipidea/udc.c
index 2f45bba8561..f64fbea1cf2 100644
--- a/drivers/usb/chipidea/udc.c
+++ b/drivers/usb/chipidea/udc.c
@@ -1767,7 +1767,7 @@ static int udc_start(struct ci13xxx *ci)
goto put_transceiver;
}
- retval = dbg_create_files(&ci->gadget.dev);
+ retval = dbg_create_files(ci->dev);
if (retval)
goto unreg_device;
@@ -1796,7 +1796,7 @@ remove_trans:
dev_err(dev, "error = %i\n", retval);
remove_dbg:
- dbg_remove_files(&ci->gadget.dev);
+ dbg_remove_files(ci->dev);
unreg_device:
device_unregister(&ci->gadget.dev);
put_transceiver:
@@ -1836,7 +1836,7 @@ static void udc_stop(struct ci13xxx *ci)
if (ci->global_phy)
usb_put_phy(ci->transceiver);
}
- dbg_remove_files(&ci->gadget.dev);
+ dbg_remove_files(ci->dev);
device_unregister(&ci->gadget.dev);
/* my kobject is dynamic, I swear! */
memset(&ci->gadget, 0, sizeof(ci->gadget));
diff --git a/drivers/usb/class/cdc-acm.c b/drivers/usb/class/cdc-acm.c
index 8ac25adf31b..387dc6c8ad2 100644
--- a/drivers/usb/class/cdc-acm.c
+++ b/drivers/usb/class/cdc-acm.c
@@ -593,7 +593,6 @@ static void acm_port_destruct(struct tty_port *port)
dev_dbg(&acm->control->dev, "%s\n", __func__);
- tty_unregister_device(acm_tty_driver, acm->minor);
acm_release_minor(acm);
usb_put_intf(acm->control);
kfree(acm->country_codes);
@@ -977,6 +976,8 @@ static int acm_probe(struct usb_interface *intf,
int num_rx_buf;
int i;
int combined_interfaces = 0;
+ struct device *tty_dev;
+ int rv = -ENOMEM;
/* normal quirks */
quirks = (unsigned long)id->driver_info;
@@ -1339,11 +1340,24 @@ skip_countries:
usb_set_intfdata(data_interface, acm);
usb_get_intf(control_interface);
- tty_port_register_device(&acm->port, acm_tty_driver, minor,
+ tty_dev = tty_port_register_device(&acm->port, acm_tty_driver, minor,
&control_interface->dev);
+ if (IS_ERR(tty_dev)) {
+ rv = PTR_ERR(tty_dev);
+ goto alloc_fail8;
+ }
return 0;
+alloc_fail8:
+ if (acm->country_codes) {
+ device_remove_file(&acm->control->dev,
+ &dev_attr_wCountryCodes);
+ device_remove_file(&acm->control->dev,
+ &dev_attr_iCountryCodeRelDate);
+ }
+ device_remove_file(&acm->control->dev, &dev_attr_bmCapabilities);
alloc_fail7:
+ usb_set_intfdata(intf, NULL);
for (i = 0; i < ACM_NW; i++)
usb_free_urb(acm->wb[i].urb);
alloc_fail6:
@@ -1359,7 +1373,7 @@ alloc_fail2:
acm_release_minor(acm);
kfree(acm);
alloc_fail:
- return -ENOMEM;
+ return rv;
}
static void stop_data_traffic(struct acm *acm)
@@ -1411,6 +1425,8 @@ static void acm_disconnect(struct usb_interface *intf)
stop_data_traffic(acm);
+ tty_unregister_device(acm_tty_driver, acm->minor);
+
usb_free_urb(acm->ctrlurb);
for (i = 0; i < ACM_NW; i++)
usb_free_urb(acm->wb[i].urb);
diff --git a/drivers/usb/class/cdc-wdm.c b/drivers/usb/class/cdc-wdm.c
index 5f0cb417b73..122d056d96d 100644
--- a/drivers/usb/class/cdc-wdm.c
+++ b/drivers/usb/class/cdc-wdm.c
@@ -56,6 +56,7 @@ MODULE_DEVICE_TABLE (usb, wdm_ids);
#define WDM_RESPONDING 7
#define WDM_SUSPENDING 8
#define WDM_RESETTING 9
+#define WDM_OVERFLOW 10
#define WDM_MAX 16
@@ -155,6 +156,7 @@ static void wdm_in_callback(struct urb *urb)
{
struct wdm_device *desc = urb->context;
int status = urb->status;
+ int length = urb->actual_length;
spin_lock(&desc->iuspin);
clear_bit(WDM_RESPONDING, &desc->flags);
@@ -185,9 +187,17 @@ static void wdm_in_callback(struct urb *urb)
}
desc->rerr = status;
- desc->reslength = urb->actual_length;
- memmove(desc->ubuf + desc->length, desc->inbuf, desc->reslength);
- desc->length += desc->reslength;
+ if (length + desc->length > desc->wMaxCommand) {
+ /* The buffer would overflow */
+ set_bit(WDM_OVERFLOW, &desc->flags);
+ } else {
+ /* we may already be in overflow */
+ if (!test_bit(WDM_OVERFLOW, &desc->flags)) {
+ memmove(desc->ubuf + desc->length, desc->inbuf, length);
+ desc->length += length;
+ desc->reslength = length;
+ }
+ }
skip_error:
wake_up(&desc->wait);
@@ -435,6 +445,11 @@ retry:
rv = -ENODEV;
goto err;
}
+ if (test_bit(WDM_OVERFLOW, &desc->flags)) {
+ clear_bit(WDM_OVERFLOW, &desc->flags);
+ rv = -ENOBUFS;
+ goto err;
+ }
i++;
if (file->f_flags & O_NONBLOCK) {
if (!test_bit(WDM_READ, &desc->flags)) {
@@ -478,6 +493,7 @@ retry:
spin_unlock_irq(&desc->iuspin);
goto retry;
}
+
if (!desc->reslength) { /* zero length read */
dev_dbg(&desc->intf->dev, "%s: zero length - clearing WDM_READ\n", __func__);
clear_bit(WDM_READ, &desc->flags);
@@ -1004,6 +1020,7 @@ static int wdm_post_reset(struct usb_interface *intf)
struct wdm_device *desc = wdm_find_device(intf);
int rv;
+ clear_bit(WDM_OVERFLOW, &desc->flags);
clear_bit(WDM_RESETTING, &desc->flags);
rv = recover_from_urb_loss(desc);
mutex_unlock(&desc->wlock);
diff --git a/drivers/usb/core/hcd-pci.c b/drivers/usb/core/hcd-pci.c
index 622b4a48e73..2b487d4797b 100644
--- a/drivers/usb/core/hcd-pci.c
+++ b/drivers/usb/core/hcd-pci.c
@@ -173,6 +173,7 @@ int usb_hcd_pci_probe(struct pci_dev *dev, const struct pci_device_id *id)
struct hc_driver *driver;
struct usb_hcd *hcd;
int retval;
+ int hcd_irq = 0;
if (usb_disabled())
return -ENODEV;
@@ -187,15 +188,19 @@ int usb_hcd_pci_probe(struct pci_dev *dev, const struct pci_device_id *id)
return -ENODEV;
dev->current_state = PCI_D0;
- /* The xHCI driver supports MSI and MSI-X,
- * so don't fail if the BIOS doesn't provide a legacy IRQ.
+ /*
+ * The xHCI driver has its own irq management
+ * make sure irq setup is not touched for xhci in generic hcd code
*/
- if (!dev->irq && (driver->flags & HCD_MASK) != HCD_USB3) {
- dev_err(&dev->dev,
- "Found HC with no IRQ. Check BIOS/PCI %s setup!\n",
- pci_name(dev));
- retval = -ENODEV;
- goto disable_pci;
+ if ((driver->flags & HCD_MASK) != HCD_USB3) {
+ if (!dev->irq) {
+ dev_err(&dev->dev,
+ "Found HC with no IRQ. Check BIOS/PCI %s setup!\n",
+ pci_name(dev));
+ retval = -ENODEV;
+ goto disable_pci;
+ }
+ hcd_irq = dev->irq;
}
hcd = usb_create_hcd(driver, &dev->dev, pci_name(dev));
@@ -245,7 +250,7 @@ int usb_hcd_pci_probe(struct pci_dev *dev, const struct pci_device_id *id)
pci_set_master(dev);
- retval = usb_add_hcd(hcd, dev->irq, IRQF_SHARED);
+ retval = usb_add_hcd(hcd, hcd_irq, IRQF_SHARED);
if (retval != 0)
goto unmap_registers;
set_hs_companion(dev, hcd);
diff --git a/drivers/usb/core/hcd.c b/drivers/usb/core/hcd.c
index 99b34a30354..f9ec44cbb82 100644
--- a/drivers/usb/core/hcd.c
+++ b/drivers/usb/core/hcd.c
@@ -2412,6 +2412,14 @@ int usb_hcd_is_primary_hcd(struct usb_hcd *hcd)
}
EXPORT_SYMBOL_GPL(usb_hcd_is_primary_hcd);
+int usb_hcd_find_raw_port_number(struct usb_hcd *hcd, int port1)
+{
+ if (!hcd->driver->find_raw_port_number)
+ return port1;
+
+ return hcd->driver->find_raw_port_number(hcd, port1);
+}
+
static int usb_hcd_request_irqs(struct usb_hcd *hcd,
unsigned int irqnum, unsigned long irqflags)
{
diff --git a/drivers/usb/core/usb-acpi.c b/drivers/usb/core/usb-acpi.c
index cef4252bb31..255c14464bf 100644
--- a/drivers/usb/core/usb-acpi.c
+++ b/drivers/usb/core/usb-acpi.c
@@ -15,6 +15,7 @@
#include <linux/kernel.h>
#include <linux/acpi.h>
#include <linux/pci.h>
+#include <linux/usb/hcd.h>
#include <acpi/acpi_bus.h>
#include "usb.h"
@@ -188,8 +189,13 @@ static int usb_acpi_find_device(struct device *dev, acpi_handle *handle)
* connected to.
*/
if (!udev->parent) {
- *handle = acpi_get_child(DEVICE_ACPI_HANDLE(&udev->dev),
+ struct usb_hcd *hcd = bus_to_hcd(udev->bus);
+ int raw_port_num;
+
+ raw_port_num = usb_hcd_find_raw_port_number(hcd,
port_num);
+ *handle = acpi_get_child(DEVICE_ACPI_HANDLE(&udev->dev),
+ raw_port_num);
if (!*handle)
return -ENODEV;
} else {
@@ -210,9 +216,14 @@ static int usb_acpi_find_device(struct device *dev, acpi_handle *handle)
return 0;
}
+static bool usb_acpi_bus_match(struct device *dev)
+{
+ return is_usb_device(dev) || is_usb_port(dev);
+}
+
static struct acpi_bus_type usb_acpi_bus = {
- .bus = &usb_bus_type,
- .find_bridge = usb_acpi_find_device,
+ .name = "USB",
+ .match = usb_acpi_bus_match,
.find_device = usb_acpi_find_device,
};
diff --git a/drivers/usb/dwc3/core.c b/drivers/usb/dwc3/core.c
index 999909451e3..ffa6b004a84 100644
--- a/drivers/usb/dwc3/core.c
+++ b/drivers/usb/dwc3/core.c
@@ -583,6 +583,7 @@ static int dwc3_remove(struct platform_device *pdev)
break;
}
+ dwc3_free_event_buffers(dwc);
dwc3_core_exit(dwc);
return 0;
diff --git a/drivers/usb/dwc3/dwc3-exynos.c b/drivers/usb/dwc3/dwc3-exynos.c
index b50da53e9a5..b082bec7343 100644
--- a/drivers/usb/dwc3/dwc3-exynos.c
+++ b/drivers/usb/dwc3/dwc3-exynos.c
@@ -23,8 +23,6 @@
#include <linux/usb/nop-usb-xceiv.h>
#include <linux/of.h>
-#include "core.h"
-
struct dwc3_exynos {
struct platform_device *dwc3;
struct platform_device *usb2_phy;
diff --git a/drivers/usb/dwc3/dwc3-omap.c b/drivers/usb/dwc3/dwc3-omap.c
index 22f337f5721..afa05e3c9cf 100644
--- a/drivers/usb/dwc3/dwc3-omap.c
+++ b/drivers/usb/dwc3/dwc3-omap.c
@@ -54,8 +54,6 @@
#include <linux/usb/otg.h>
#include <linux/usb/nop-usb-xceiv.h>
-#include "core.h"
-
/*
* All these registers belong to OMAP's Wrapper around the
* DesignWare USB3 Core.
@@ -465,20 +463,20 @@ static int dwc3_omap_remove(struct platform_device *pdev)
return 0;
}
-static const struct of_device_id of_dwc3_matach[] = {
+static const struct of_device_id of_dwc3_match[] = {
{
"ti,dwc3",
},
{ },
};
-MODULE_DEVICE_TABLE(of, of_dwc3_matach);
+MODULE_DEVICE_TABLE(of, of_dwc3_match);
static struct platform_driver dwc3_omap_driver = {
.probe = dwc3_omap_probe,
.remove = dwc3_omap_remove,
.driver = {
.name = "omap-dwc3",
- .of_match_table = of_dwc3_matach,
+ .of_match_table = of_dwc3_match,
},
};
diff --git a/drivers/usb/dwc3/dwc3-pci.c b/drivers/usb/dwc3/dwc3-pci.c
index 7d70f44567d..e8d77689a32 100644
--- a/drivers/usb/dwc3/dwc3-pci.c
+++ b/drivers/usb/dwc3/dwc3-pci.c
@@ -45,8 +45,6 @@
#include <linux/usb/otg.h>
#include <linux/usb/nop-usb-xceiv.h>
-#include "core.h"
-
/* FIXME define these in <linux/pci_ids.h> */
#define PCI_VENDOR_ID_SYNOPSYS 0x16c3
#define PCI_DEVICE_ID_SYNOPSYS_HAPSUSB3 0xabcd
diff --git a/drivers/usb/dwc3/ep0.c b/drivers/usb/dwc3/ep0.c
index d7da073a23f..1d139ca05ef 100644
--- a/drivers/usb/dwc3/ep0.c
+++ b/drivers/usb/dwc3/ep0.c
@@ -891,7 +891,8 @@ static void __dwc3_ep0_do_control_data(struct dwc3 *dwc,
DWC3_TRBCTL_CONTROL_DATA);
} else if (!IS_ALIGNED(req->request.length, dep->endpoint.maxpacket)
&& (dep->number == 0)) {
- u32 transfer_size;
+ u32 transfer_size;
+ u32 maxpacket;
ret = usb_gadget_map_request(&dwc->gadget, &req->request,
dep->number);
@@ -902,8 +903,8 @@ static void __dwc3_ep0_do_control_data(struct dwc3 *dwc,
WARN_ON(req->request.length > DWC3_EP0_BOUNCE_SIZE);
- transfer_size = roundup(req->request.length,
- (u32) dep->endpoint.maxpacket);
+ maxpacket = dep->endpoint.maxpacket;
+ transfer_size = roundup(req->request.length, maxpacket);
dwc->ep0_bounced = true;
diff --git a/drivers/usb/dwc3/gadget.c b/drivers/usb/dwc3/gadget.c
index a04342f6cbf..82e160e96fc 100644
--- a/drivers/usb/dwc3/gadget.c
+++ b/drivers/usb/dwc3/gadget.c
@@ -2159,7 +2159,6 @@ static void dwc3_gadget_phy_suspend(struct dwc3 *dwc, u8 speed)
static void dwc3_gadget_conndone_interrupt(struct dwc3 *dwc)
{
- struct dwc3_gadget_ep_cmd_params params;
struct dwc3_ep *dep;
int ret;
u32 reg;
@@ -2167,8 +2166,6 @@ static void dwc3_gadget_conndone_interrupt(struct dwc3 *dwc)
dev_vdbg(dwc->dev, "%s\n", __func__);
- memset(&params, 0x00, sizeof(params));
-
reg = dwc3_readl(dwc->regs, DWC3_DSTS);
speed = reg & DWC3_DSTS_CONNECTSPD;
dwc->speed = speed;
diff --git a/drivers/usb/gadget/Kconfig b/drivers/usb/gadget/Kconfig
index 5a0c541daf8..c7525b1cad7 100644
--- a/drivers/usb/gadget/Kconfig
+++ b/drivers/usb/gadget/Kconfig
@@ -145,6 +145,7 @@ config USB_LPC32XX
tristate "LPC32XX USB Peripheral Controller"
depends on ARCH_LPC32XX
select USB_ISP1301
+ select USB_OTG_UTILS
help
This option selects the USB device controller in the LPC32xx SoC.
diff --git a/drivers/usb/gadget/Makefile b/drivers/usb/gadget/Makefile
index 97a13c349cc..82fb2251135 100644
--- a/drivers/usb/gadget/Makefile
+++ b/drivers/usb/gadget/Makefile
@@ -35,6 +35,12 @@ mv_udc-y := mv_udc_core.o
obj-$(CONFIG_USB_FUSB300) += fusb300_udc.o
obj-$(CONFIG_USB_MV_U3D) += mv_u3d_core.o
+# USB Functions
+obj-$(CONFIG_USB_F_ACM) += f_acm.o
+f_ss_lb-y := f_loopback.o f_sourcesink.o
+obj-$(CONFIG_USB_F_SS_LB) += f_ss_lb.o
+obj-$(CONFIG_USB_U_SERIAL) += u_serial.o
+
#
# USB gadget drivers
#
@@ -74,9 +80,3 @@ obj-$(CONFIG_USB_G_WEBCAM) += g_webcam.o
obj-$(CONFIG_USB_G_NCM) += g_ncm.o
obj-$(CONFIG_USB_G_ACM_MS) += g_acm_ms.o
obj-$(CONFIG_USB_GADGET_TARGET) += tcm_usb_gadget.o
-
-# USB Functions
-obj-$(CONFIG_USB_F_ACM) += f_acm.o
-f_ss_lb-y := f_loopback.o f_sourcesink.o
-obj-$(CONFIG_USB_F_SS_LB) += f_ss_lb.o
-obj-$(CONFIG_USB_U_SERIAL) += u_serial.o
diff --git a/drivers/usb/gadget/composite.c b/drivers/usb/gadget/composite.c
index 7c821de8ce3..c0d62b27861 100644
--- a/drivers/usb/gadget/composite.c
+++ b/drivers/usb/gadget/composite.c
@@ -1757,10 +1757,7 @@ static const struct usb_gadget_driver composite_driver_template = {
/**
* usb_composite_probe() - register a composite driver
* @driver: the driver to register
- * @bind: the callback used to allocate resources that are shared across the
- * whole device, such as string IDs, and add its configurations using
- * @usb_add_config(). This may fail by returning a negative errno
- * value; it should return zero on successful initialization.
+ *
* Context: single threaded during gadget setup
*
* This function is used to register drivers using the composite driver
diff --git a/drivers/usb/gadget/f_fs.c b/drivers/usb/gadget/f_fs.c
index 38388d7844f..c377ff84bf2 100644
--- a/drivers/usb/gadget/f_fs.c
+++ b/drivers/usb/gadget/f_fs.c
@@ -1235,6 +1235,7 @@ static struct file_system_type ffs_fs_type = {
.mount = ffs_fs_mount,
.kill_sb = ffs_fs_kill_sb,
};
+MODULE_ALIAS_FS("functionfs");
/* Driver's main init/cleanup functions *************************************/
diff --git a/drivers/usb/gadget/f_rndis.c b/drivers/usb/gadget/f_rndis.c
index 71beeb83355..cc9c49c57c8 100644
--- a/drivers/usb/gadget/f_rndis.c
+++ b/drivers/usb/gadget/f_rndis.c
@@ -447,14 +447,13 @@ static void rndis_response_complete(struct usb_ep *ep, struct usb_request *req)
static void rndis_command_complete(struct usb_ep *ep, struct usb_request *req)
{
struct f_rndis *rndis = req->context;
- struct usb_composite_dev *cdev = rndis->port.func.config->cdev;
int status;
/* received RNDIS command from USB_CDC_SEND_ENCAPSULATED_COMMAND */
// spin_lock(&dev->lock);
status = rndis_msg_parser(rndis->config, (u8 *) req->buf);
if (status < 0)
- ERROR(cdev, "RNDIS command error %d, %d/%d\n",
+ pr_err("RNDIS command error %d, %d/%d\n",
status, req->actual, req->length);
// spin_unlock(&dev->lock);
}
diff --git a/drivers/usb/gadget/f_uac1.c b/drivers/usb/gadget/f_uac1.c
index f570e667a64..fa8ea4ea00c 100644
--- a/drivers/usb/gadget/f_uac1.c
+++ b/drivers/usb/gadget/f_uac1.c
@@ -418,6 +418,7 @@ static int audio_get_intf_req(struct usb_function *f,
req->context = audio;
req->complete = f_audio_complete;
+ len = min_t(size_t, sizeof(value), len);
memcpy(req->buf, &value, len);
return len;
diff --git a/drivers/usb/gadget/g_ffs.c b/drivers/usb/gadget/g_ffs.c
index 3953dd4d718..3b343b23e4b 100644
--- a/drivers/usb/gadget/g_ffs.c
+++ b/drivers/usb/gadget/g_ffs.c
@@ -357,7 +357,7 @@ static int gfs_bind(struct usb_composite_dev *cdev)
goto error;
gfs_dev_desc.iProduct = gfs_strings[USB_GADGET_PRODUCT_IDX].id;
- for (i = func_num; --i; ) {
+ for (i = func_num; i--; ) {
ret = functionfs_bind(ffs_tab[i].ffs_data, cdev);
if (unlikely(ret < 0)) {
while (++i < func_num)
@@ -413,7 +413,7 @@ static int gfs_unbind(struct usb_composite_dev *cdev)
gether_cleanup();
gfs_ether_setup = false;
- for (i = func_num; --i; )
+ for (i = func_num; i--; )
if (ffs_tab[i].ffs_data)
functionfs_unbind(ffs_tab[i].ffs_data);
diff --git a/drivers/usb/gadget/imx_udc.c b/drivers/usb/gadget/imx_udc.c
index 8efd7555fa2..5bd930d779b 100644
--- a/drivers/usb/gadget/imx_udc.c
+++ b/drivers/usb/gadget/imx_udc.c
@@ -1334,27 +1334,18 @@ static int imx_udc_start(struct usb_gadget *gadget,
struct usb_gadget_driver *driver)
{
struct imx_udc_struct *imx_usb;
- int retval;
imx_usb = container_of(gadget, struct imx_udc_struct, gadget);
/* first hook up the driver ... */
imx_usb->driver = driver;
imx_usb->gadget.dev.driver = &driver->driver;
- retval = device_add(&imx_usb->gadget.dev);
- if (retval)
- goto fail;
-
D_INI(imx_usb->dev, "<%s> registered gadget driver '%s'\n",
__func__, driver->driver.name);
imx_udc_enable(imx_usb);
return 0;
-fail:
- imx_usb->driver = NULL;
- imx_usb->gadget.dev.driver = NULL;
- return retval;
}
static int imx_udc_stop(struct usb_gadget *gadget,
@@ -1370,8 +1361,6 @@ static int imx_udc_stop(struct usb_gadget *gadget,
imx_usb->gadget.dev.driver = NULL;
imx_usb->driver = NULL;
- device_del(&imx_usb->gadget.dev);
-
D_INI(imx_usb->dev, "<%s> unregistered gadget driver '%s'\n",
__func__, driver->driver.name);
@@ -1477,6 +1466,10 @@ static int __init imx_udc_probe(struct platform_device *pdev)
imx_usb->gadget.dev.parent = &pdev->dev;
imx_usb->gadget.dev.dma_mask = pdev->dev.dma_mask;
+ ret = device_add(&imx_usb->gadget.dev);
+ if (retval)
+ goto fail4;
+
platform_set_drvdata(pdev, imx_usb);
usb_init_data(imx_usb);
@@ -1488,9 +1481,11 @@ static int __init imx_udc_probe(struct platform_device *pdev)
ret = usb_add_gadget_udc(&pdev->dev, &imx_usb->gadget);
if (ret)
- goto fail4;
+ goto fail5;
return 0;
+fail5:
+ device_unregister(&imx_usb->gadget.dev);
fail4:
for (i = 0; i < IMX_USB_NB_EP + 1; i++)
free_irq(imx_usb->usbd_int[i], imx_usb);
@@ -1514,6 +1509,7 @@ static int __exit imx_udc_remove(struct platform_device *pdev)
int i;
usb_del_gadget_udc(&imx_usb->gadget);
+ device_unregister(&imx_usb->gadget.dev);
imx_udc_disable(imx_usb);
del_timer(&imx_usb->timer);
diff --git a/drivers/usb/gadget/inode.c b/drivers/usb/gadget/inode.c
index 8ac840f25ba..e2b2e9cf254 100644
--- a/drivers/usb/gadget/inode.c
+++ b/drivers/usb/gadget/inode.c
@@ -2105,6 +2105,7 @@ static struct file_system_type gadgetfs_type = {
.mount = gadgetfs_mount,
.kill_sb = gadgetfs_kill_sb,
};
+MODULE_ALIAS_FS("gadgetfs");
/*----------------------------------------------------------------------*/
diff --git a/drivers/usb/gadget/net2272.c b/drivers/usb/gadget/net2272.c
index d226058e3b8..32524b63195 100644
--- a/drivers/usb/gadget/net2272.c
+++ b/drivers/usb/gadget/net2272.c
@@ -59,7 +59,7 @@ static const char * const ep_name[] = {
};
#define DMA_ADDR_INVALID (~(dma_addr_t)0)
-#ifdef CONFIG_USB_GADGET_NET2272_DMA
+#ifdef CONFIG_USB_NET2272_DMA
/*
* use_dma: the NET2272 can use an external DMA controller.
* Note that since there is no generic DMA api, some functions,
@@ -1495,6 +1495,13 @@ stop_activity(struct net2272 *dev, struct usb_gadget_driver *driver)
for (i = 0; i < 4; ++i)
net2272_dequeue_all(&dev->ep[i]);
+ /* report disconnect; the driver is already quiesced */
+ if (driver) {
+ spin_unlock(&dev->lock);
+ driver->disconnect(&dev->gadget);
+ spin_lock(&dev->lock);
+ }
+
net2272_usb_reinit(dev);
}
diff --git a/drivers/usb/gadget/net2280.c b/drivers/usb/gadget/net2280.c
index a1b650e1133..3bd0f992fb4 100644
--- a/drivers/usb/gadget/net2280.c
+++ b/drivers/usb/gadget/net2280.c
@@ -1924,7 +1924,6 @@ static int net2280_start(struct usb_gadget *_gadget,
err_func:
device_remove_file (&dev->pdev->dev, &dev_attr_function);
err_unbind:
- driver->unbind (&dev->gadget);
dev->gadget.dev.driver = NULL;
dev->driver = NULL;
return retval;
@@ -1946,6 +1945,13 @@ stop_activity (struct net2280 *dev, struct usb_gadget_driver *driver)
for (i = 0; i < 7; i++)
nuke (&dev->ep [i]);
+ /* report disconnect; the driver is already quiesced */
+ if (driver) {
+ spin_unlock(&dev->lock);
+ driver->disconnect(&dev->gadget);
+ spin_lock(&dev->lock);
+ }
+
usb_reinit (dev);
}
diff --git a/drivers/usb/gadget/omap_udc.c b/drivers/usb/gadget/omap_udc.c
index 06be85c2b23..f8445653577 100644
--- a/drivers/usb/gadget/omap_udc.c
+++ b/drivers/usb/gadget/omap_udc.c
@@ -62,6 +62,7 @@
#define DRIVER_VERSION "4 October 2004"
#define OMAP_DMA_USB_W2FC_TX0 29
+#define OMAP_DMA_USB_W2FC_RX0 26
/*
* The OMAP UDC needs _very_ early endpoint setup: before enabling the
@@ -1310,7 +1311,7 @@ static int omap_pullup(struct usb_gadget *gadget, int is_on)
}
static int omap_udc_start(struct usb_gadget *g,
- struct usb_gadget_driver *driver)
+ struct usb_gadget_driver *driver);
static int omap_udc_stop(struct usb_gadget *g,
struct usb_gadget_driver *driver);
diff --git a/drivers/usb/gadget/pxa25x_udc.c b/drivers/usb/gadget/pxa25x_udc.c
index 2bbcdce942d..d0f37484b6b 100644
--- a/drivers/usb/gadget/pxa25x_udc.c
+++ b/drivers/usb/gadget/pxa25x_udc.c
@@ -1266,13 +1266,6 @@ static int pxa25x_udc_start(struct usb_gadget *g,
dev->gadget.dev.driver = &driver->driver;
dev->pullup = 1;
- retval = device_add (&dev->gadget.dev);
- if (retval) {
- dev->driver = NULL;
- dev->gadget.dev.driver = NULL;
- return retval;
- }
-
/* ... then enable host detection and ep0; and we're ready
* for set_configuration as well as eventual disconnect.
*/
@@ -1310,6 +1303,10 @@ stop_activity(struct pxa25x_udc *dev, struct usb_gadget_driver *driver)
}
del_timer_sync(&dev->timer);
+ /* report disconnect; the driver is already quiesced */
+ if (driver)
+ driver->disconnect(&dev->gadget);
+
/* re-init driver-visible data structures */
udc_reinit(dev);
}
@@ -1331,7 +1328,6 @@ static int pxa25x_udc_stop(struct usb_gadget*g,
dev->gadget.dev.driver = NULL;
dev->driver = NULL;
- device_del (&dev->gadget.dev);
dump_state(dev);
return 0;
@@ -2146,6 +2142,13 @@ static int __init pxa25x_udc_probe(struct platform_device *pdev)
dev->gadget.dev.parent = &pdev->dev;
dev->gadget.dev.dma_mask = pdev->dev.dma_mask;
+ retval = device_add(&dev->gadget.dev);
+ if (retval) {
+ dev->driver = NULL;
+ dev->gadget.dev.driver = NULL;
+ goto err_device_add;
+ }
+
the_controller = dev;
platform_set_drvdata(pdev, dev);
@@ -2196,6 +2199,8 @@ lubbock_fail0:
free_irq(irq, dev);
#endif
err_irq1:
+ device_unregister(&dev->gadget.dev);
+ err_device_add:
if (gpio_is_valid(dev->mach->gpio_pullup))
gpio_free(dev->mach->gpio_pullup);
err_gpio_pullup:
@@ -2217,10 +2222,11 @@ static int __exit pxa25x_udc_remove(struct platform_device *pdev)
{
struct pxa25x_udc *dev = platform_get_drvdata(pdev);
- usb_del_gadget_udc(&dev->gadget);
if (dev->driver)
return -EBUSY;
+ usb_del_gadget_udc(&dev->gadget);
+ device_unregister(&dev->gadget.dev);
dev->pullup = 0;
pullup(dev);
diff --git a/drivers/usb/gadget/pxa27x_udc.c b/drivers/usb/gadget/pxa27x_udc.c
index f7d25795821..2fc867652ef 100644
--- a/drivers/usb/gadget/pxa27x_udc.c
+++ b/drivers/usb/gadget/pxa27x_udc.c
@@ -1814,11 +1814,6 @@ static int pxa27x_udc_start(struct usb_gadget *g,
udc->gadget.dev.driver = &driver->driver;
dplus_pullup(udc, 1);
- retval = device_add(&udc->gadget.dev);
- if (retval) {
- dev_err(udc->dev, "device_add error %d\n", retval);
- goto fail;
- }
if (!IS_ERR_OR_NULL(udc->transceiver)) {
retval = otg_set_peripheral(udc->transceiver->otg,
&udc->gadget);
@@ -1876,7 +1871,6 @@ static int pxa27x_udc_stop(struct usb_gadget *g,
udc->driver = NULL;
- device_del(&udc->gadget.dev);
if (!IS_ERR_OR_NULL(udc->transceiver))
return otg_set_peripheral(udc->transceiver->otg, NULL);
@@ -2480,13 +2474,24 @@ static int __init pxa_udc_probe(struct platform_device *pdev)
driver_name, udc->irq, retval);
goto err_irq;
}
+
+ retval = device_add(&udc->gadget.dev);
+ if (retval) {
+ dev_err(udc->dev, "device_add error %d\n", retval);
+ goto err_dev_add;
+ }
+
retval = usb_add_gadget_udc(&pdev->dev, &udc->gadget);
if (retval)
goto err_add_udc;
pxa_init_debugfs(udc);
+
return 0;
+
err_add_udc:
+ device_unregister(&udc->gadget.dev);
+err_dev_add:
free_irq(udc->irq, udc);
err_irq:
iounmap(udc->regs);
@@ -2507,6 +2512,7 @@ static int __exit pxa_udc_remove(struct platform_device *_dev)
int gpio = udc->mach->gpio_pullup;
usb_del_gadget_udc(&udc->gadget);
+ device_del(&udc->gadget.dev);
usb_gadget_unregister_driver(udc->driver);
free_irq(udc->irq, udc);
pxa_cleanup_debugfs(udc);
diff --git a/drivers/usb/gadget/s3c2410_udc.c b/drivers/usb/gadget/s3c2410_udc.c
index fc07b438128..08f89652533 100644
--- a/drivers/usb/gadget/s3c2410_udc.c
+++ b/drivers/usb/gadget/s3c2410_udc.c
@@ -1668,8 +1668,7 @@ static void s3c2410_udc_enable(struct s3c2410_udc *dev)
static int s3c2410_udc_start(struct usb_gadget *g,
struct usb_gadget_driver *driver)
{
- struct s3c2410_udc *udc = to_s3c2410(g)
- int retval;
+ struct s3c2410_udc *udc = to_s3c2410(g);
dprintk(DEBUG_NORMAL, "%s() '%s'\n", __func__, driver->driver.name);
@@ -1677,22 +1676,10 @@ static int s3c2410_udc_start(struct usb_gadget *g,
udc->driver = driver;
udc->gadget.dev.driver = &driver->driver;
- /* Bind the driver */
- retval = device_add(&udc->gadget.dev);
- if (retval) {
- dev_err(&udc->gadget.dev, "Error in device_add() : %d\n", retval);
- goto register_error;
- }
-
/* Enable udc */
s3c2410_udc_enable(udc);
return 0;
-
-register_error:
- udc->driver = NULL;
- udc->gadget.dev.driver = NULL;
- return retval;
}
static int s3c2410_udc_stop(struct usb_gadget *g,
@@ -1700,7 +1687,6 @@ static int s3c2410_udc_stop(struct usb_gadget *g,
{
struct s3c2410_udc *udc = to_s3c2410(g);
- device_del(&udc->gadget.dev);
udc->driver = NULL;
/* Disable udc */
@@ -1842,6 +1828,13 @@ static int s3c2410_udc_probe(struct platform_device *pdev)
udc->gadget.dev.parent = &pdev->dev;
udc->gadget.dev.dma_mask = pdev->dev.dma_mask;
+ /* Bind the driver */
+ retval = device_add(&udc->gadget.dev);
+ if (retval) {
+ dev_err(&udc->gadget.dev, "Error in device_add() : %d\n", retval);
+ goto err_device_add;
+ }
+
the_controller = udc;
platform_set_drvdata(pdev, udc);
@@ -1930,6 +1923,8 @@ err_gpio_claim:
err_int:
free_irq(IRQ_USBD, udc);
err_map:
+ device_unregister(&udc->gadget.dev);
+err_device_add:
iounmap(base_addr);
err_mem:
release_mem_region(rsrc_start, rsrc_len);
@@ -1947,10 +1942,11 @@ static int s3c2410_udc_remove(struct platform_device *pdev)
dev_dbg(&pdev->dev, "%s()\n", __func__);
- usb_del_gadget_udc(&udc->gadget);
if (udc->driver)
return -EBUSY;
+ usb_del_gadget_udc(&udc->gadget);
+ device_unregister(&udc->gadget.dev);
debugfs_remove(udc->regs_info);
if (udc_info && !udc_info->udc_command &&
diff --git a/drivers/usb/gadget/u_serial.c b/drivers/usb/gadget/u_serial.c
index c5034d9c946..b369292d4b9 100644
--- a/drivers/usb/gadget/u_serial.c
+++ b/drivers/usb/gadget/u_serial.c
@@ -136,7 +136,7 @@ static struct portmaster {
pr_debug(fmt, ##arg)
#endif /* pr_vdebug */
#else
-#ifndef pr_vdebig
+#ifndef pr_vdebug
#define pr_vdebug(fmt, arg...) \
({ if (0) pr_debug(fmt, ##arg); })
#endif /* pr_vdebug */
diff --git a/drivers/usb/gadget/u_uac1.c b/drivers/usb/gadget/u_uac1.c
index e0c5e88e03e..c7d460f4339 100644
--- a/drivers/usb/gadget/u_uac1.c
+++ b/drivers/usb/gadget/u_uac1.c
@@ -240,8 +240,11 @@ static int gaudio_open_snd_dev(struct gaudio *card)
snd = &card->playback;
snd->filp = filp_open(fn_play, O_WRONLY, 0);
if (IS_ERR(snd->filp)) {
+ int ret = PTR_ERR(snd->filp);
+
ERROR(card, "No such PCM playback device: %s\n", fn_play);
snd->filp = NULL;
+ return ret;
}
pcm_file = snd->filp->private_data;
snd->substream = pcm_file->substream;
diff --git a/drivers/usb/gadget/udc-core.c b/drivers/usb/gadget/udc-core.c
index 2a9cd369f71..f8f62c3ed65 100644
--- a/drivers/usb/gadget/udc-core.c
+++ b/drivers/usb/gadget/udc-core.c
@@ -216,7 +216,7 @@ static void usb_gadget_remove_driver(struct usb_udc *udc)
usb_gadget_disconnect(udc->gadget);
udc->driver->disconnect(udc->gadget);
udc->driver->unbind(udc->gadget);
- usb_gadget_udc_stop(udc->gadget, udc->driver);
+ usb_gadget_udc_stop(udc->gadget, NULL);
udc->driver = NULL;
udc->dev.driver = NULL;
diff --git a/drivers/usb/host/ehci-hcd.c b/drivers/usb/host/ehci-hcd.c
index b416a3fc995..416a6dce5e1 100644
--- a/drivers/usb/host/ehci-hcd.c
+++ b/drivers/usb/host/ehci-hcd.c
@@ -302,6 +302,7 @@ static void ehci_quiesce (struct ehci_hcd *ehci)
static void end_unlink_async(struct ehci_hcd *ehci);
static void unlink_empty_async(struct ehci_hcd *ehci);
+static void unlink_empty_async_suspended(struct ehci_hcd *ehci);
static void ehci_work(struct ehci_hcd *ehci);
static void start_unlink_intr(struct ehci_hcd *ehci, struct ehci_qh *qh);
static void end_unlink_intr(struct ehci_hcd *ehci, struct ehci_qh *qh);
@@ -748,11 +749,9 @@ static irqreturn_t ehci_irq (struct usb_hcd *hcd)
/* guard against (alleged) silicon errata */
if (cmd & CMD_IAAD)
ehci_dbg(ehci, "IAA with IAAD still set?\n");
- if (ehci->async_iaa) {
+ if (ehci->async_iaa)
COUNT(ehci->stats.iaa);
- end_unlink_async(ehci);
- } else
- ehci_dbg(ehci, "IAA with nothing unlinked?\n");
+ end_unlink_async(ehci);
}
/* remote wakeup [4.3.1] */
diff --git a/drivers/usb/host/ehci-hub.c b/drivers/usb/host/ehci-hub.c
index 4d3b294f203..7d06e77f6c4 100644
--- a/drivers/usb/host/ehci-hub.c
+++ b/drivers/usb/host/ehci-hub.c
@@ -328,7 +328,7 @@ static int ehci_bus_suspend (struct usb_hcd *hcd)
ehci->rh_state = EHCI_RH_SUSPENDED;
end_unlink_async(ehci);
- unlink_empty_async(ehci);
+ unlink_empty_async_suspended(ehci);
ehci_handle_intr_unlinks(ehci);
end_free_itds(ehci);
diff --git a/drivers/usb/host/ehci-q.c b/drivers/usb/host/ehci-q.c
index fd252f0cfb3..23d13690428 100644
--- a/drivers/usb/host/ehci-q.c
+++ b/drivers/usb/host/ehci-q.c
@@ -135,7 +135,7 @@ qh_refresh (struct ehci_hcd *ehci, struct ehci_qh *qh)
* qtd is updated in qh_completions(). Update the QH
* overlay here.
*/
- if (cpu_to_hc32(ehci, qtd->qtd_dma) == qh->hw->hw_current) {
+ if (qh->hw->hw_token & ACTIVE_BIT(ehci)) {
qh->hw->hw_qtd_next = qtd->hw_next;
qtd = NULL;
}
@@ -449,11 +449,19 @@ qh_completions (struct ehci_hcd *ehci, struct ehci_qh *qh)
else if (last_status == -EINPROGRESS && !urb->unlinked)
continue;
- /* qh unlinked; token in overlay may be most current */
- if (state == QH_STATE_IDLE
- && cpu_to_hc32(ehci, qtd->qtd_dma)
- == hw->hw_current) {
+ /*
+ * If this was the active qtd when the qh was unlinked
+ * and the overlay's token is active, then the overlay
+ * hasn't been written back to the qtd yet so use its
+ * token instead of the qtd's. After the qtd is
+ * processed and removed, the overlay won't be valid
+ * any more.
+ */
+ if (state == QH_STATE_IDLE &&
+ qh->qtd_list.next == &qtd->qtd_list &&
+ (hw->hw_token & ACTIVE_BIT(ehci))) {
token = hc32_to_cpu(ehci, hw->hw_token);
+ hw->hw_token &= ~ACTIVE_BIT(ehci);
/* An unlink may leave an incomplete
* async transaction in the TT buffer.
@@ -1170,7 +1178,7 @@ static void single_unlink_async(struct ehci_hcd *ehci, struct ehci_qh *qh)
struct ehci_qh *prev;
/* Add to the end of the list of QHs waiting for the next IAAD */
- qh->qh_state = QH_STATE_UNLINK;
+ qh->qh_state = QH_STATE_UNLINK_WAIT;
if (ehci->async_unlink)
ehci->async_unlink_last->unlink_next = qh;
else
@@ -1213,9 +1221,19 @@ static void start_iaa_cycle(struct ehci_hcd *ehci, bool nested)
/* Do only the first waiting QH (nVidia bug?) */
qh = ehci->async_unlink;
- ehci->async_iaa = qh;
- ehci->async_unlink = qh->unlink_next;
- qh->unlink_next = NULL;
+
+ /*
+ * Intel (?) bug: The HC can write back the overlay region
+ * even after the IAA interrupt occurs. In self-defense,
+ * always go through two IAA cycles for each QH.
+ */
+ if (qh->qh_state == QH_STATE_UNLINK_WAIT) {
+ qh->qh_state = QH_STATE_UNLINK;
+ } else {
+ ehci->async_iaa = qh;
+ ehci->async_unlink = qh->unlink_next;
+ qh->unlink_next = NULL;
+ }
/* Make sure the unlinks are all visible to the hardware */
wmb();
@@ -1298,6 +1316,19 @@ static void unlink_empty_async(struct ehci_hcd *ehci)
}
}
+/* The root hub is suspended; unlink all the async QHs */
+static void unlink_empty_async_suspended(struct ehci_hcd *ehci)
+{
+ struct ehci_qh *qh;
+
+ while (ehci->async->qh_next.qh) {
+ qh = ehci->async->qh_next.qh;
+ WARN_ON(!list_empty(&qh->qtd_list));
+ single_unlink_async(ehci, qh);
+ }
+ start_iaa_cycle(ehci, false);
+}
+
/* makes sure the async qh will become idle */
/* caller must own ehci->lock */
diff --git a/drivers/usb/host/ehci-sched.c b/drivers/usb/host/ehci-sched.c
index b476daf49f6..010f686d888 100644
--- a/drivers/usb/host/ehci-sched.c
+++ b/drivers/usb/host/ehci-sched.c
@@ -1214,6 +1214,7 @@ itd_urb_transaction (
memset (itd, 0, sizeof *itd);
itd->itd_dma = itd_dma;
+ itd->frame = 9999; /* an invalid value */
list_add (&itd->itd_list, &sched->td_list);
}
spin_unlock_irqrestore (&ehci->lock, flags);
@@ -1915,6 +1916,7 @@ sitd_urb_transaction (
memset (sitd, 0, sizeof *sitd);
sitd->sitd_dma = sitd_dma;
+ sitd->frame = 9999; /* an invalid value */
list_add (&sitd->sitd_list, &iso_sched->td_list);
}
diff --git a/drivers/usb/host/ehci-timer.c b/drivers/usb/host/ehci-timer.c
index 20dbdcbe9b0..c3fa1305f83 100644
--- a/drivers/usb/host/ehci-timer.c
+++ b/drivers/usb/host/ehci-timer.c
@@ -304,7 +304,7 @@ static void ehci_iaa_watchdog(struct ehci_hcd *ehci)
* (a) SMP races against real IAA firing and retriggering, and
* (b) clean HC shutdown, when IAA watchdog was pending.
*/
- if (ehci->async_iaa) {
+ if (1) {
u32 cmd, status;
/* If we get here, IAA is *REALLY* late. It's barely
diff --git a/drivers/usb/host/xhci-mem.c b/drivers/usb/host/xhci-mem.c
index 35616ffbe3a..6dc238c592b 100644
--- a/drivers/usb/host/xhci-mem.c
+++ b/drivers/usb/host/xhci-mem.c
@@ -1022,44 +1022,24 @@ void xhci_copy_ep0_dequeue_into_input_ctx(struct xhci_hcd *xhci,
* is attached to (or the roothub port its ancestor hub is attached to). All we
* know is the index of that port under either the USB 2.0 or the USB 3.0
* roothub, but that doesn't give us the real index into the HW port status
- * registers. Scan through the xHCI roothub port array, looking for the Nth
- * entry of the correct port speed. Return the port number of that entry.
+ * registers. Call xhci_find_raw_port_number() to get real index.
*/
static u32 xhci_find_real_port_number(struct xhci_hcd *xhci,
struct usb_device *udev)
{
struct usb_device *top_dev;
- unsigned int num_similar_speed_ports;
- unsigned int faked_port_num;
- int i;
+ struct usb_hcd *hcd;
+
+ if (udev->speed == USB_SPEED_SUPER)
+ hcd = xhci->shared_hcd;
+ else
+ hcd = xhci->main_hcd;
for (top_dev = udev; top_dev->parent && top_dev->parent->parent;
top_dev = top_dev->parent)
/* Found device below root hub */;
- faked_port_num = top_dev->portnum;
- for (i = 0, num_similar_speed_ports = 0;
- i < HCS_MAX_PORTS(xhci->hcs_params1); i++) {
- u8 port_speed = xhci->port_array[i];
-
- /*
- * Skip ports that don't have known speeds, or have duplicate
- * Extended Capabilities port speed entries.
- */
- if (port_speed == 0 || port_speed == DUPLICATE_ENTRY)
- continue;
- /*
- * USB 3.0 ports are always under a USB 3.0 hub. USB 2.0 and
- * 1.1 ports are under the USB 2.0 hub. If the port speed
- * matches the device speed, it's a similar speed port.
- */
- if ((port_speed == 0x03) == (udev->speed == USB_SPEED_SUPER))
- num_similar_speed_ports++;
- if (num_similar_speed_ports == faked_port_num)
- /* Roothub ports are numbered from 1 to N */
- return i+1;
- }
- return 0;
+ return xhci_find_raw_port_number(hcd, top_dev->portnum);
}
/* Setup an xHCI virtual device for a Set Address command */
diff --git a/drivers/usb/host/xhci-pci.c b/drivers/usb/host/xhci-pci.c
index af259e0ec17..1a30c380043 100644
--- a/drivers/usb/host/xhci-pci.c
+++ b/drivers/usb/host/xhci-pci.c
@@ -313,6 +313,7 @@ static const struct hc_driver xhci_pci_hc_driver = {
.set_usb2_hw_lpm = xhci_set_usb2_hardware_lpm,
.enable_usb3_lpm_timeout = xhci_enable_usb3_lpm_timeout,
.disable_usb3_lpm_timeout = xhci_disable_usb3_lpm_timeout,
+ .find_raw_port_number = xhci_find_raw_port_number,
};
/*-------------------------------------------------------------------------*/
diff --git a/drivers/usb/host/xhci-ring.c b/drivers/usb/host/xhci-ring.c
index 88287546530..1969c001b3f 100644
--- a/drivers/usb/host/xhci-ring.c
+++ b/drivers/usb/host/xhci-ring.c
@@ -1599,14 +1599,20 @@ static void handle_port_status(struct xhci_hcd *xhci,
max_ports = HCS_MAX_PORTS(xhci->hcs_params1);
if ((port_id <= 0) || (port_id > max_ports)) {
xhci_warn(xhci, "Invalid port id %d\n", port_id);
- bogus_port_status = true;
- goto cleanup;
+ inc_deq(xhci, xhci->event_ring);
+ return;
}
/* Figure out which usb_hcd this port is attached to:
* is it a USB 3.0 port or a USB 2.0/1.1 port?
*/
major_revision = xhci->port_array[port_id - 1];
+
+ /* Find the right roothub. */
+ hcd = xhci_to_hcd(xhci);
+ if ((major_revision == 0x03) != (hcd->speed == HCD_USB3))
+ hcd = xhci->shared_hcd;
+
if (major_revision == 0) {
xhci_warn(xhci, "Event for port %u not in "
"Extended Capabilities, ignoring.\n",
@@ -1629,10 +1635,6 @@ static void handle_port_status(struct xhci_hcd *xhci,
* into the index into the ports on the correct split roothub, and the
* correct bus_state structure.
*/
- /* Find the right roothub. */
- hcd = xhci_to_hcd(xhci);
- if ((major_revision == 0x03) != (hcd->speed == HCD_USB3))
- hcd = xhci->shared_hcd;
bus_state = &xhci->bus_state[hcd_index(hcd)];
if (hcd->speed == HCD_USB3)
port_array = xhci->usb3_ports;
@@ -2027,8 +2029,8 @@ static int process_ctrl_td(struct xhci_hcd *xhci, struct xhci_td *td,
if (event_trb != ep_ring->dequeue &&
event_trb != td->last_trb)
td->urb->actual_length =
- td->urb->transfer_buffer_length
- - TRB_LEN(le32_to_cpu(event->transfer_len));
+ td->urb->transfer_buffer_length -
+ EVENT_TRB_LEN(le32_to_cpu(event->transfer_len));
else
td->urb->actual_length = 0;
@@ -2060,7 +2062,7 @@ static int process_ctrl_td(struct xhci_hcd *xhci, struct xhci_td *td,
/* Maybe the event was for the data stage? */
td->urb->actual_length =
td->urb->transfer_buffer_length -
- TRB_LEN(le32_to_cpu(event->transfer_len));
+ EVENT_TRB_LEN(le32_to_cpu(event->transfer_len));
xhci_dbg(xhci, "Waiting for status "
"stage event\n");
return 0;
@@ -2096,7 +2098,7 @@ static int process_isoc_td(struct xhci_hcd *xhci, struct xhci_td *td,
/* handle completion code */
switch (trb_comp_code) {
case COMP_SUCCESS:
- if (TRB_LEN(le32_to_cpu(event->transfer_len)) == 0) {
+ if (EVENT_TRB_LEN(le32_to_cpu(event->transfer_len)) == 0) {
frame->status = 0;
break;
}
@@ -2141,7 +2143,7 @@ static int process_isoc_td(struct xhci_hcd *xhci, struct xhci_td *td,
len += TRB_LEN(le32_to_cpu(cur_trb->generic.field[2]));
}
len += TRB_LEN(le32_to_cpu(cur_trb->generic.field[2])) -
- TRB_LEN(le32_to_cpu(event->transfer_len));
+ EVENT_TRB_LEN(le32_to_cpu(event->transfer_len));
if (trb_comp_code != COMP_STOP_INVAL) {
frame->actual_length = len;
@@ -2199,7 +2201,7 @@ static int process_bulk_intr_td(struct xhci_hcd *xhci, struct xhci_td *td,
case COMP_SUCCESS:
/* Double check that the HW transferred everything. */
if (event_trb != td->last_trb ||
- TRB_LEN(le32_to_cpu(event->transfer_len)) != 0) {
+ EVENT_TRB_LEN(le32_to_cpu(event->transfer_len)) != 0) {
xhci_warn(xhci, "WARN Successful completion "
"on short TX\n");
if (td->urb->transfer_flags & URB_SHORT_NOT_OK)
@@ -2227,18 +2229,18 @@ static int process_bulk_intr_td(struct xhci_hcd *xhci, struct xhci_td *td,
"%d bytes untransferred\n",
td->urb->ep->desc.bEndpointAddress,
td->urb->transfer_buffer_length,
- TRB_LEN(le32_to_cpu(event->transfer_len)));
+ EVENT_TRB_LEN(le32_to_cpu(event->transfer_len)));
/* Fast path - was this the last TRB in the TD for this URB? */
if (event_trb == td->last_trb) {
- if (TRB_LEN(le32_to_cpu(event->transfer_len)) != 0) {
+ if (EVENT_TRB_LEN(le32_to_cpu(event->transfer_len)) != 0) {
td->urb->actual_length =
td->urb->transfer_buffer_length -
- TRB_LEN(le32_to_cpu(event->transfer_len));
+ EVENT_TRB_LEN(le32_to_cpu(event->transfer_len));
if (td->urb->transfer_buffer_length <
td->urb->actual_length) {
xhci_warn(xhci, "HC gave bad length "
"of %d bytes left\n",
- TRB_LEN(le32_to_cpu(event->transfer_len)));
+ EVENT_TRB_LEN(le32_to_cpu(event->transfer_len)));
td->urb->actual_length = 0;
if (td->urb->transfer_flags & URB_SHORT_NOT_OK)
*status = -EREMOTEIO;
@@ -2280,7 +2282,7 @@ static int process_bulk_intr_td(struct xhci_hcd *xhci, struct xhci_td *td,
if (trb_comp_code != COMP_STOP_INVAL)
td->urb->actual_length +=
TRB_LEN(le32_to_cpu(cur_trb->generic.field[2])) -
- TRB_LEN(le32_to_cpu(event->transfer_len));
+ EVENT_TRB_LEN(le32_to_cpu(event->transfer_len));
}
return finish_td(xhci, td, event_trb, event, ep, status, false);
@@ -2368,7 +2370,7 @@ static int handle_tx_event(struct xhci_hcd *xhci,
* transfer type
*/
case COMP_SUCCESS:
- if (TRB_LEN(le32_to_cpu(event->transfer_len)) == 0)
+ if (EVENT_TRB_LEN(le32_to_cpu(event->transfer_len)) == 0)
break;
if (xhci->quirks & XHCI_TRUST_TX_LENGTH)
trb_comp_code = COMP_SHORT_TX;
@@ -2461,14 +2463,21 @@ static int handle_tx_event(struct xhci_hcd *xhci,
* TD list.
*/
if (list_empty(&ep_ring->td_list)) {
- xhci_warn(xhci, "WARN Event TRB for slot %d ep %d "
- "with no TDs queued?\n",
- TRB_TO_SLOT_ID(le32_to_cpu(event->flags)),
- ep_index);
- xhci_dbg(xhci, "Event TRB with TRB type ID %u\n",
- (le32_to_cpu(event->flags) &
- TRB_TYPE_BITMASK)>>10);
- xhci_print_trb_offsets(xhci, (union xhci_trb *) event);
+ /*
+ * A stopped endpoint may generate an extra completion
+ * event if the device was suspended. Don't print
+ * warnings.
+ */
+ if (!(trb_comp_code == COMP_STOP ||
+ trb_comp_code == COMP_STOP_INVAL)) {
+ xhci_warn(xhci, "WARN Event TRB for slot %d ep %d with no TDs queued?\n",
+ TRB_TO_SLOT_ID(le32_to_cpu(event->flags)),
+ ep_index);
+ xhci_dbg(xhci, "Event TRB with TRB type ID %u\n",
+ (le32_to_cpu(event->flags) &
+ TRB_TYPE_BITMASK)>>10);
+ xhci_print_trb_offsets(xhci, (union xhci_trb *) event);
+ }
if (ep->skip) {
ep->skip = false;
xhci_dbg(xhci, "td_list is empty while skip "
diff --git a/drivers/usb/host/xhci.c b/drivers/usb/host/xhci.c
index f1f01a834ba..53b8f89a0b1 100644
--- a/drivers/usb/host/xhci.c
+++ b/drivers/usb/host/xhci.c
@@ -350,7 +350,7 @@ static int xhci_try_enable_msi(struct usb_hcd *hcd)
* generate interrupts. Don't even try to enable MSI.
*/
if (xhci->quirks & XHCI_BROKEN_MSI)
- return 0;
+ goto legacy_irq;
/* unregister the legacy interrupt */
if (hcd->irq)
@@ -371,6 +371,7 @@ static int xhci_try_enable_msi(struct usb_hcd *hcd)
return -EINVAL;
}
+ legacy_irq:
/* fall back to legacy interrupt*/
ret = request_irq(pdev->irq, &usb_hcd_irq, IRQF_SHARED,
hcd->irq_descr, hcd);
@@ -3778,6 +3779,28 @@ int xhci_address_device(struct usb_hcd *hcd, struct usb_device *udev)
return 0;
}
+/*
+ * Transfer the port index into real index in the HW port status
+ * registers. Caculate offset between the port's PORTSC register
+ * and port status base. Divide the number of per port register
+ * to get the real index. The raw port number bases 1.
+ */
+int xhci_find_raw_port_number(struct usb_hcd *hcd, int port1)
+{
+ struct xhci_hcd *xhci = hcd_to_xhci(hcd);
+ __le32 __iomem *base_addr = &xhci->op_regs->port_status_base;
+ __le32 __iomem *addr;
+ int raw_port;
+
+ if (hcd->speed != HCD_USB3)
+ addr = xhci->usb2_ports[port1 - 1];
+ else
+ addr = xhci->usb3_ports[port1 - 1];
+
+ raw_port = (addr - base_addr)/NUM_PORT_REGS + 1;
+ return raw_port;
+}
+
#ifdef CONFIG_USB_SUSPEND
/* BESL to HIRD Encoding array for USB2 LPM */
diff --git a/drivers/usb/host/xhci.h b/drivers/usb/host/xhci.h
index f791bd0aee6..63582719e0f 100644
--- a/drivers/usb/host/xhci.h
+++ b/drivers/usb/host/xhci.h
@@ -206,8 +206,8 @@ struct xhci_op_regs {
/* bits 12:31 are reserved (and should be preserved on writes). */
/* IMAN - Interrupt Management Register */
-#define IMAN_IP (1 << 1)
-#define IMAN_IE (1 << 0)
+#define IMAN_IE (1 << 1)
+#define IMAN_IP (1 << 0)
/* USBSTS - USB status - status bitmasks */
/* HC not running - set to 1 when run/stop bit is cleared. */
@@ -972,6 +972,10 @@ struct xhci_transfer_event {
__le32 flags;
};
+/* Transfer event TRB length bit mask */
+/* bits 0:23 */
+#define EVENT_TRB_LEN(p) ((p) & 0xffffff)
+
/** Transfer Event bit fields **/
#define TRB_TO_EP_ID(p) (((p) >> 16) & 0x1f)
@@ -1829,6 +1833,7 @@ void xhci_test_and_clear_bit(struct xhci_hcd *xhci, __le32 __iomem **port_array,
int xhci_hub_control(struct usb_hcd *hcd, u16 typeReq, u16 wValue, u16 wIndex,
char *buf, u16 wLength);
int xhci_hub_status_data(struct usb_hcd *hcd, char *buf);
+int xhci_find_raw_port_number(struct usb_hcd *hcd, int port1);
#ifdef CONFIG_PM
int xhci_bus_suspend(struct usb_hcd *hcd);
diff --git a/drivers/usb/musb/Kconfig b/drivers/usb/musb/Kconfig
index 45b19e2c60b..05e51432dd2 100644
--- a/drivers/usb/musb/Kconfig
+++ b/drivers/usb/musb/Kconfig
@@ -7,11 +7,6 @@
config USB_MUSB_HDRC
tristate 'Inventra Highspeed Dual Role Controller (TI, ADI, ...)'
depends on USB && USB_GADGET
- select NOP_USB_XCEIV if (ARCH_DAVINCI || MACH_OMAP3EVM || BLACKFIN)
- select NOP_USB_XCEIV if (SOC_TI81XX || SOC_AM33XX)
- select TWL4030_USB if MACH_OMAP_3430SDP
- select TWL6030_USB if MACH_OMAP_4430SDP || MACH_OMAP4_PANDA
- select OMAP_CONTROL_USB if MACH_OMAP_4430SDP || MACH_OMAP4_PANDA
select USB_OTG_UTILS
help
Say Y here if your system has a dual role high speed USB
diff --git a/drivers/usb/musb/da8xx.c b/drivers/usb/musb/da8xx.c
index 7c71769d71f..41613a2b35e 100644
--- a/drivers/usb/musb/da8xx.c
+++ b/drivers/usb/musb/da8xx.c
@@ -327,7 +327,7 @@ static irqreturn_t da8xx_musb_interrupt(int irq, void *hci)
u8 devctl = musb_readb(mregs, MUSB_DEVCTL);
int err;
- err = musb->int_usb & USB_INTR_VBUSERROR;
+ err = musb->int_usb & MUSB_INTR_VBUSERROR;
if (err) {
/*
* The Mentor core doesn't debounce VBUS as needed
diff --git a/drivers/usb/musb/musb_core.c b/drivers/usb/musb/musb_core.c
index 60b41cc28da..daec6e0f7e3 100644
--- a/drivers/usb/musb/musb_core.c
+++ b/drivers/usb/musb/musb_core.c
@@ -1624,8 +1624,6 @@ EXPORT_SYMBOL_GPL(musb_dma_completion);
/*-------------------------------------------------------------------------*/
-#ifdef CONFIG_SYSFS
-
static ssize_t
musb_mode_show(struct device *dev, struct device_attribute *attr, char *buf)
{
@@ -1742,8 +1740,6 @@ static const struct attribute_group musb_attr_group = {
.attrs = musb_attributes,
};
-#endif /* sysfs */
-
/* Only used to provide driver mode change events */
static void musb_irq_work(struct work_struct *data)
{
@@ -1968,11 +1964,9 @@ musb_init_controller(struct device *dev, int nIrq, void __iomem *ctrl)
if (status < 0)
goto fail4;
-#ifdef CONFIG_SYSFS
status = sysfs_create_group(&musb->controller->kobj, &musb_attr_group);
if (status)
goto fail5;
-#endif
pm_runtime_put(musb->controller);
diff --git a/drivers/usb/musb/musb_gadget.c b/drivers/usb/musb/musb_gadget.c
index be18537c5f1..83eddedcd9b 100644
--- a/drivers/usb/musb/musb_gadget.c
+++ b/drivers/usb/musb/musb_gadget.c
@@ -141,7 +141,9 @@ static inline void map_dma_buffer(struct musb_request *request,
static inline void unmap_dma_buffer(struct musb_request *request,
struct musb *musb)
{
- if (!is_buffer_mapped(request))
+ struct musb_ep *musb_ep = request->ep;
+
+ if (!is_buffer_mapped(request) || !musb_ep->dma)
return;
if (request->request.dma == DMA_ADDR_INVALID) {
@@ -195,7 +197,10 @@ __acquires(ep->musb->lock)
ep->busy = 1;
spin_unlock(&musb->lock);
- unmap_dma_buffer(req, musb);
+
+ if (!dma_mapping_error(&musb->g.dev, request->dma))
+ unmap_dma_buffer(req, musb);
+
if (request->status == 0)
dev_dbg(musb->controller, "%s done request %p, %d/%d\n",
ep->end_point.name, request,
diff --git a/drivers/usb/musb/omap2430.c b/drivers/usb/musb/omap2430.c
index 1762354fe79..1a42a458f2c 100644
--- a/drivers/usb/musb/omap2430.c
+++ b/drivers/usb/musb/omap2430.c
@@ -51,7 +51,7 @@ struct omap2430_glue {
};
#define glue_to_musb(g) platform_get_drvdata(g->musb)
-struct omap2430_glue *_glue;
+static struct omap2430_glue *_glue;
static struct timer_list musb_idle_timer;
@@ -237,9 +237,13 @@ void omap_musb_mailbox(enum omap_musb_vbus_id_status status)
{
struct omap2430_glue *glue = _glue;
- if (glue && glue_to_musb(glue)) {
- glue->status = status;
- } else {
+ if (!glue) {
+ pr_err("%s: musb core is not yet initialized\n", __func__);
+ return;
+ }
+ glue->status = status;
+
+ if (!glue_to_musb(glue)) {
pr_err("%s: musb core is not yet ready\n", __func__);
return;
}
diff --git a/drivers/usb/otg/otg.c b/drivers/usb/otg/otg.c
index e1814397ca3..2bd03d261a5 100644
--- a/drivers/usb/otg/otg.c
+++ b/drivers/usb/otg/otg.c
@@ -130,7 +130,7 @@ struct usb_phy *usb_get_phy(enum usb_phy_type type)
spin_lock_irqsave(&phy_lock, flags);
phy = __usb_find_phy(&phy_list, type);
- if (IS_ERR(phy)) {
+ if (IS_ERR(phy) || !try_module_get(phy->dev->driver->owner)) {
pr_err("unable to find transceiver of type %s\n",
usb_phy_type_string(type));
goto err0;
@@ -228,7 +228,7 @@ struct usb_phy *usb_get_phy_dev(struct device *dev, u8 index)
spin_lock_irqsave(&phy_lock, flags);
phy = __usb_find_phy_dev(dev, &phy_bind_list, index);
- if (IS_ERR(phy)) {
+ if (IS_ERR(phy) || !try_module_get(phy->dev->driver->owner)) {
pr_err("unable to find transceiver\n");
goto err0;
}
@@ -301,8 +301,12 @@ EXPORT_SYMBOL(devm_usb_put_phy);
*/
void usb_put_phy(struct usb_phy *x)
{
- if (x)
+ if (x) {
+ struct module *owner = x->dev->driver->owner;
+
put_device(x->dev);
+ module_put(owner);
+ }
}
EXPORT_SYMBOL(usb_put_phy);
diff --git a/drivers/usb/phy/Kconfig b/drivers/usb/phy/Kconfig
index 65217a59006..90549382eba 100644
--- a/drivers/usb/phy/Kconfig
+++ b/drivers/usb/phy/Kconfig
@@ -38,6 +38,7 @@ config USB_ISP1301
tristate "NXP ISP1301 USB transceiver support"
depends on USB || USB_GADGET
depends on I2C
+ select USB_OTG_UTILS
help
Say Y here to add support for the NXP ISP1301 USB transceiver driver.
This chip is typically used as USB transceiver for USB host, gadget
diff --git a/drivers/usb/phy/omap-control-usb.c b/drivers/usb/phy/omap-control-usb.c
index 5323b71c352..1419ceda975 100644
--- a/drivers/usb/phy/omap-control-usb.c
+++ b/drivers/usb/phy/omap-control-usb.c
@@ -219,32 +219,26 @@ static int omap_control_usb_probe(struct platform_device *pdev)
res = platform_get_resource_byname(pdev, IORESOURCE_MEM,
"control_dev_conf");
- control_usb->dev_conf = devm_request_and_ioremap(&pdev->dev, res);
- if (!control_usb->dev_conf) {
- dev_err(&pdev->dev, "Failed to obtain io memory\n");
- return -EADDRNOTAVAIL;
- }
+ control_usb->dev_conf = devm_ioremap_resource(&pdev->dev, res);
+ if (IS_ERR(control_usb->dev_conf))
+ return PTR_ERR(control_usb->dev_conf);
if (control_usb->type == OMAP_CTRL_DEV_TYPE1) {
res = platform_get_resource_byname(pdev, IORESOURCE_MEM,
"otghs_control");
- control_usb->otghs_control = devm_request_and_ioremap(
+ control_usb->otghs_control = devm_ioremap_resource(
&pdev->dev, res);
- if (!control_usb->otghs_control) {
- dev_err(&pdev->dev, "Failed to obtain io memory\n");
- return -EADDRNOTAVAIL;
- }
+ if (IS_ERR(control_usb->otghs_control))
+ return PTR_ERR(control_usb->otghs_control);
}
if (control_usb->type == OMAP_CTRL_DEV_TYPE2) {
res = platform_get_resource_byname(pdev, IORESOURCE_MEM,
"phy_power_usb");
- control_usb->phy_power = devm_request_and_ioremap(
+ control_usb->phy_power = devm_ioremap_resource(
&pdev->dev, res);
- if (!control_usb->phy_power) {
- dev_dbg(&pdev->dev, "Failed to obtain io memory\n");
- return -EADDRNOTAVAIL;
- }
+ if (IS_ERR(control_usb->phy_power))
+ return PTR_ERR(control_usb->phy_power);
control_usb->sys_clk = devm_clk_get(control_usb->dev,
"sys_clkin");
diff --git a/drivers/usb/phy/omap-usb3.c b/drivers/usb/phy/omap-usb3.c
index fadc0c2b65b..a6e60b1e102 100644
--- a/drivers/usb/phy/omap-usb3.c
+++ b/drivers/usb/phy/omap-usb3.c
@@ -212,11 +212,9 @@ static int omap_usb3_probe(struct platform_device *pdev)
}
res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "pll_ctrl");
- phy->pll_ctrl_base = devm_request_and_ioremap(&pdev->dev, res);
- if (!phy->pll_ctrl_base) {
- dev_err(&pdev->dev, "ioremap of pll_ctrl failed\n");
- return -ENOMEM;
- }
+ phy->pll_ctrl_base = devm_ioremap_resource(&pdev->dev, res);
+ if (IS_ERR(phy->pll_ctrl_base))
+ return PTR_ERR(phy->pll_ctrl_base);
phy->dev = &pdev->dev;
diff --git a/drivers/usb/phy/samsung-usbphy.c b/drivers/usb/phy/samsung-usbphy.c
index 6ea55373383..967101ec15f 100644
--- a/drivers/usb/phy/samsung-usbphy.c
+++ b/drivers/usb/phy/samsung-usbphy.c
@@ -787,11 +787,9 @@ static int samsung_usbphy_probe(struct platform_device *pdev)
return -ENODEV;
}
- phy_base = devm_request_and_ioremap(dev, phy_mem);
- if (!phy_base) {
- dev_err(dev, "%s: register mapping failed\n", __func__);
- return -ENXIO;
- }
+ phy_base = devm_ioremap_resource(dev, phy_mem);
+ if (IS_ERR(phy_base))
+ return PTR_ERR(phy_base);
sphy = devm_kzalloc(dev, sizeof(*sphy), GFP_KERNEL);
if (!sphy)
diff --git a/drivers/usb/serial/ark3116.c b/drivers/usb/serial/ark3116.c
index cbd904b8fba..4775f8209e5 100644
--- a/drivers/usb/serial/ark3116.c
+++ b/drivers/usb/serial/ark3116.c
@@ -62,7 +62,6 @@ static int is_irda(struct usb_serial *serial)
}
struct ark3116_private {
- wait_queue_head_t delta_msr_wait;
struct async_icount icount;
int irda; /* 1 for irda device */
@@ -146,7 +145,6 @@ static int ark3116_port_probe(struct usb_serial_port *port)
if (!priv)
return -ENOMEM;
- init_waitqueue_head(&priv->delta_msr_wait);
mutex_init(&priv->hw_lock);
spin_lock_init(&priv->status_lock);
@@ -456,10 +454,14 @@ static int ark3116_ioctl(struct tty_struct *tty,
case TIOCMIWAIT:
for (;;) {
struct async_icount prev = priv->icount;
- interruptible_sleep_on(&priv->delta_msr_wait);
+ interruptible_sleep_on(&port->delta_msr_wait);
/* see if a signal did it */
if (signal_pending(current))
return -ERESTARTSYS;
+
+ if (port->serial->disconnected)
+ return -EIO;
+
if ((prev.rng == priv->icount.rng) &&
(prev.dsr == priv->icount.dsr) &&
(prev.dcd == priv->icount.dcd) &&
@@ -580,7 +582,7 @@ static void ark3116_update_msr(struct usb_serial_port *port, __u8 msr)
priv->icount.dcd++;
if (msr & UART_MSR_TERI)
priv->icount.rng++;
- wake_up_interruptible(&priv->delta_msr_wait);
+ wake_up_interruptible(&port->delta_msr_wait);
}
}
diff --git a/drivers/usb/serial/ch341.c b/drivers/usb/serial/ch341.c
index d255f66e708..07d4650a32a 100644
--- a/drivers/usb/serial/ch341.c
+++ b/drivers/usb/serial/ch341.c
@@ -80,7 +80,6 @@ MODULE_DEVICE_TABLE(usb, id_table);
struct ch341_private {
spinlock_t lock; /* access lock */
- wait_queue_head_t delta_msr_wait; /* wait queue for modem status */
unsigned baud_rate; /* set baud rate */
u8 line_control; /* set line control value RTS/DTR */
u8 line_status; /* active status of modem control inputs */
@@ -252,7 +251,6 @@ static int ch341_port_probe(struct usb_serial_port *port)
return -ENOMEM;
spin_lock_init(&priv->lock);
- init_waitqueue_head(&priv->delta_msr_wait);
priv->baud_rate = DEFAULT_BAUD_RATE;
priv->line_control = CH341_BIT_RTS | CH341_BIT_DTR;
@@ -298,7 +296,7 @@ static void ch341_dtr_rts(struct usb_serial_port *port, int on)
priv->line_control &= ~(CH341_BIT_RTS | CH341_BIT_DTR);
spin_unlock_irqrestore(&priv->lock, flags);
ch341_set_handshake(port->serial->dev, priv->line_control);
- wake_up_interruptible(&priv->delta_msr_wait);
+ wake_up_interruptible(&port->delta_msr_wait);
}
static void ch341_close(struct usb_serial_port *port)
@@ -491,7 +489,7 @@ static void ch341_read_int_callback(struct urb *urb)
tty_kref_put(tty);
}
- wake_up_interruptible(&priv->delta_msr_wait);
+ wake_up_interruptible(&port->delta_msr_wait);
}
exit:
@@ -517,11 +515,14 @@ static int wait_modem_info(struct usb_serial_port *port, unsigned int arg)
spin_unlock_irqrestore(&priv->lock, flags);
while (!multi_change) {
- interruptible_sleep_on(&priv->delta_msr_wait);
+ interruptible_sleep_on(&port->delta_msr_wait);
/* see if a signal did it */
if (signal_pending(current))
return -ERESTARTSYS;
+ if (port->serial->disconnected)
+ return -EIO;
+
spin_lock_irqsave(&priv->lock, flags);
status = priv->line_status;
multi_change = priv->multi_status_change;
diff --git a/drivers/usb/serial/cp210x.c b/drivers/usb/serial/cp210x.c
index edc0f0dcad8..4747d1c328f 100644
--- a/drivers/usb/serial/cp210x.c
+++ b/drivers/usb/serial/cp210x.c
@@ -85,6 +85,7 @@ static const struct usb_device_id id_table[] = {
{ USB_DEVICE(0x10C4, 0x813F) }, /* Tams Master Easy Control */
{ USB_DEVICE(0x10C4, 0x814A) }, /* West Mountain Radio RIGblaster P&P */
{ USB_DEVICE(0x10C4, 0x814B) }, /* West Mountain Radio RIGtalk */
+ { USB_DEVICE(0x2405, 0x0003) }, /* West Mountain Radio RIGblaster Advantage */
{ USB_DEVICE(0x10C4, 0x8156) }, /* B&G H3000 link cable */
{ USB_DEVICE(0x10C4, 0x815E) }, /* Helicomm IP-Link 1220-DVM */
{ USB_DEVICE(0x10C4, 0x815F) }, /* Timewave HamLinkUSB */
@@ -150,6 +151,25 @@ static const struct usb_device_id id_table[] = {
{ USB_DEVICE(0x1BE3, 0x07A6) }, /* WAGO 750-923 USB Service Cable */
{ USB_DEVICE(0x1E29, 0x0102) }, /* Festo CPX-USB */
{ USB_DEVICE(0x1E29, 0x0501) }, /* Festo CMSP */
+ { USB_DEVICE(0x1FB9, 0x0100) }, /* Lake Shore Model 121 Current Source */
+ { USB_DEVICE(0x1FB9, 0x0200) }, /* Lake Shore Model 218A Temperature Monitor */
+ { USB_DEVICE(0x1FB9, 0x0201) }, /* Lake Shore Model 219 Temperature Monitor */
+ { USB_DEVICE(0x1FB9, 0x0202) }, /* Lake Shore Model 233 Temperature Transmitter */
+ { USB_DEVICE(0x1FB9, 0x0203) }, /* Lake Shore Model 235 Temperature Transmitter */
+ { USB_DEVICE(0x1FB9, 0x0300) }, /* Lake Shore Model 335 Temperature Controller */
+ { USB_DEVICE(0x1FB9, 0x0301) }, /* Lake Shore Model 336 Temperature Controller */
+ { USB_DEVICE(0x1FB9, 0x0302) }, /* Lake Shore Model 350 Temperature Controller */
+ { USB_DEVICE(0x1FB9, 0x0303) }, /* Lake Shore Model 371 AC Bridge */
+ { USB_DEVICE(0x1FB9, 0x0400) }, /* Lake Shore Model 411 Handheld Gaussmeter */
+ { USB_DEVICE(0x1FB9, 0x0401) }, /* Lake Shore Model 425 Gaussmeter */
+ { USB_DEVICE(0x1FB9, 0x0402) }, /* Lake Shore Model 455A Gaussmeter */
+ { USB_DEVICE(0x1FB9, 0x0403) }, /* Lake Shore Model 475A Gaussmeter */
+ { USB_DEVICE(0x1FB9, 0x0404) }, /* Lake Shore Model 465 Three Axis Gaussmeter */
+ { USB_DEVICE(0x1FB9, 0x0600) }, /* Lake Shore Model 625A Superconducting MPS */
+ { USB_DEVICE(0x1FB9, 0x0601) }, /* Lake Shore Model 642A Magnet Power Supply */
+ { USB_DEVICE(0x1FB9, 0x0602) }, /* Lake Shore Model 648 Magnet Power Supply */
+ { USB_DEVICE(0x1FB9, 0x0700) }, /* Lake Shore Model 737 VSM Controller */
+ { USB_DEVICE(0x1FB9, 0x0701) }, /* Lake Shore Model 776 Hall Matrix */
{ USB_DEVICE(0x3195, 0xF190) }, /* Link Instruments MSO-19 */
{ USB_DEVICE(0x3195, 0xF280) }, /* Link Instruments MSO-28 */
{ USB_DEVICE(0x3195, 0xF281) }, /* Link Instruments MSO-28 */
diff --git a/drivers/usb/serial/cypress_m8.c b/drivers/usb/serial/cypress_m8.c
index 8efa19d0e9f..ba7352e4187 100644
--- a/drivers/usb/serial/cypress_m8.c
+++ b/drivers/usb/serial/cypress_m8.c
@@ -111,7 +111,6 @@ struct cypress_private {
int baud_rate; /* stores current baud rate in
integer form */
int isthrottled; /* if throttled, discard reads */
- wait_queue_head_t delta_msr_wait; /* used for TIOCMIWAIT */
char prev_status, diff_status; /* used for TIOCMIWAIT */
/* we pass a pointer to this as the argument sent to
cypress_set_termios old_termios */
@@ -449,7 +448,6 @@ static int cypress_generic_port_probe(struct usb_serial_port *port)
kfree(priv);
return -ENOMEM;
}
- init_waitqueue_head(&priv->delta_msr_wait);
usb_reset_configuration(serial->dev);
@@ -868,12 +866,16 @@ static int cypress_ioctl(struct tty_struct *tty,
switch (cmd) {
/* This code comes from drivers/char/serial.c and ftdi_sio.c */
case TIOCMIWAIT:
- while (priv != NULL) {
- interruptible_sleep_on(&priv->delta_msr_wait);
+ for (;;) {
+ interruptible_sleep_on(&port->delta_msr_wait);
/* see if a signal did it */
if (signal_pending(current))
return -ERESTARTSYS;
- else {
+
+ if (port->serial->disconnected)
+ return -EIO;
+
+ {
char diff = priv->diff_status;
if (diff == 0)
return -EIO; /* no change => error */
@@ -1187,7 +1189,7 @@ static void cypress_read_int_callback(struct urb *urb)
if (priv->current_status != priv->prev_status) {
priv->diff_status |= priv->current_status ^
priv->prev_status;
- wake_up_interruptible(&priv->delta_msr_wait);
+ wake_up_interruptible(&port->delta_msr_wait);
priv->prev_status = priv->current_status;
}
spin_unlock_irqrestore(&priv->lock, flags);
diff --git a/drivers/usb/serial/f81232.c b/drivers/usb/serial/f81232.c
index b1b2dc64b50..a172ad5c5ce 100644
--- a/drivers/usb/serial/f81232.c
+++ b/drivers/usb/serial/f81232.c
@@ -47,7 +47,6 @@ MODULE_DEVICE_TABLE(usb, id_table);
struct f81232_private {
spinlock_t lock;
- wait_queue_head_t delta_msr_wait;
u8 line_control;
u8 line_status;
};
@@ -111,7 +110,7 @@ static void f81232_process_read_urb(struct urb *urb)
line_status = priv->line_status;
priv->line_status &= ~UART_STATE_TRANSIENT_MASK;
spin_unlock_irqrestore(&priv->lock, flags);
- wake_up_interruptible(&priv->delta_msr_wait);
+ wake_up_interruptible(&port->delta_msr_wait);
if (!urb->actual_length)
return;
@@ -256,11 +255,14 @@ static int wait_modem_info(struct usb_serial_port *port, unsigned int arg)
spin_unlock_irqrestore(&priv->lock, flags);
while (1) {
- interruptible_sleep_on(&priv->delta_msr_wait);
+ interruptible_sleep_on(&port->delta_msr_wait);
/* see if a signal did it */
if (signal_pending(current))
return -ERESTARTSYS;
+ if (port->serial->disconnected)
+ return -EIO;
+
spin_lock_irqsave(&priv->lock, flags);
status = priv->line_status;
spin_unlock_irqrestore(&priv->lock, flags);
@@ -322,7 +324,6 @@ static int f81232_port_probe(struct usb_serial_port *port)
return -ENOMEM;
spin_lock_init(&priv->lock);
- init_waitqueue_head(&priv->delta_msr_wait);
usb_set_serial_port_data(port, priv);
diff --git a/drivers/usb/serial/ftdi_sio.c b/drivers/usb/serial/ftdi_sio.c
index edd162df49c..9886180e45f 100644
--- a/drivers/usb/serial/ftdi_sio.c
+++ b/drivers/usb/serial/ftdi_sio.c
@@ -69,9 +69,7 @@ struct ftdi_private {
int flags; /* some ASYNC_xxxx flags are supported */
unsigned long last_dtr_rts; /* saved modem control outputs */
struct async_icount icount;
- wait_queue_head_t delta_msr_wait; /* Used for TIOCMIWAIT */
char prev_status; /* Used for TIOCMIWAIT */
- bool dev_gone; /* Used to abort TIOCMIWAIT */
char transmit_empty; /* If transmitter is empty or not */
__u16 interface; /* FT2232C, FT2232H or FT4232H port interface
(0 for FT232/245) */
@@ -642,6 +640,7 @@ static struct usb_device_id id_table_combined [] = {
{ USB_DEVICE(FTDI_VID, FTDI_RM_CANVIEW_PID) },
{ USB_DEVICE(ACTON_VID, ACTON_SPECTRAPRO_PID) },
{ USB_DEVICE(CONTEC_VID, CONTEC_COM1USBH_PID) },
+ { USB_DEVICE(MITSUBISHI_VID, MITSUBISHI_FXUSB_PID) },
{ USB_DEVICE(BANDB_VID, BANDB_USOTL4_PID) },
{ USB_DEVICE(BANDB_VID, BANDB_USTL4_PID) },
{ USB_DEVICE(BANDB_VID, BANDB_USO9ML2_PID) },
@@ -1691,10 +1690,8 @@ static int ftdi_sio_port_probe(struct usb_serial_port *port)
kref_init(&priv->kref);
mutex_init(&priv->cfg_lock);
- init_waitqueue_head(&priv->delta_msr_wait);
priv->flags = ASYNC_LOW_LATENCY;
- priv->dev_gone = false;
if (quirk && quirk->port_probe)
quirk->port_probe(priv);
@@ -1840,8 +1837,7 @@ static int ftdi_sio_port_remove(struct usb_serial_port *port)
{
struct ftdi_private *priv = usb_get_serial_port_data(port);
- priv->dev_gone = true;
- wake_up_interruptible_all(&priv->delta_msr_wait);
+ wake_up_interruptible(&port->delta_msr_wait);
remove_sysfs_attrs(port);
@@ -1989,7 +1985,7 @@ static int ftdi_process_packet(struct usb_serial_port *port,
if (diff_status & FTDI_RS0_RLSD)
priv->icount.dcd++;
- wake_up_interruptible_all(&priv->delta_msr_wait);
+ wake_up_interruptible(&port->delta_msr_wait);
priv->prev_status = status;
}
@@ -2440,11 +2436,15 @@ static int ftdi_ioctl(struct tty_struct *tty,
*/
case TIOCMIWAIT:
cprev = priv->icount;
- while (!priv->dev_gone) {
- interruptible_sleep_on(&priv->delta_msr_wait);
+ for (;;) {
+ interruptible_sleep_on(&port->delta_msr_wait);
/* see if a signal did it */
if (signal_pending(current))
return -ERESTARTSYS;
+
+ if (port->serial->disconnected)
+ return -EIO;
+
cnow = priv->icount;
if (((arg & TIOCM_RNG) && (cnow.rng != cprev.rng)) ||
((arg & TIOCM_DSR) && (cnow.dsr != cprev.dsr)) ||
@@ -2454,8 +2454,6 @@ static int ftdi_ioctl(struct tty_struct *tty,
}
cprev = cnow;
}
- return -EIO;
- break;
case TIOCSERGETLSR:
return get_lsr_info(port, (struct serial_struct __user *)arg);
break;
diff --git a/drivers/usb/serial/ftdi_sio_ids.h b/drivers/usb/serial/ftdi_sio_ids.h
index 9d359e189a6..e79861eeed4 100644
--- a/drivers/usb/serial/ftdi_sio_ids.h
+++ b/drivers/usb/serial/ftdi_sio_ids.h
@@ -584,6 +584,13 @@
#define CONTEC_COM1USBH_PID 0x8311 /* COM-1(USB)H */
/*
+ * Mitsubishi Electric Corp. (http://www.meau.com)
+ * Submitted by Konstantin Holoborodko
+ */
+#define MITSUBISHI_VID 0x06D3
+#define MITSUBISHI_FXUSB_PID 0x0284 /* USB/RS422 converters: FX-USB-AW/-BD */
+
+/*
* Definitions for B&B Electronics products.
*/
#define BANDB_VID 0x0856 /* B&B Electronics Vendor ID */
diff --git a/drivers/usb/serial/garmin_gps.c b/drivers/usb/serial/garmin_gps.c
index 1a07b12ef34..81caf5623ee 100644
--- a/drivers/usb/serial/garmin_gps.c
+++ b/drivers/usb/serial/garmin_gps.c
@@ -956,10 +956,7 @@ static void garmin_close(struct usb_serial_port *port)
if (!serial)
return;
- mutex_lock(&port->serial->disc_mutex);
-
- if (!port->serial->disconnected)
- garmin_clear(garmin_data_p);
+ garmin_clear(garmin_data_p);
/* shutdown our urbs */
usb_kill_urb(port->read_urb);
@@ -968,8 +965,6 @@ static void garmin_close(struct usb_serial_port *port)
/* keep reset state so we know that we must start a new session */
if (garmin_data_p->state != STATE_RESET)
garmin_data_p->state = STATE_DISCONNECTED;
-
- mutex_unlock(&port->serial->disc_mutex);
}
diff --git a/drivers/usb/serial/io_edgeport.c b/drivers/usb/serial/io_edgeport.c
index b00e5cbf741..efd8b978128 100644
--- a/drivers/usb/serial/io_edgeport.c
+++ b/drivers/usb/serial/io_edgeport.c
@@ -110,7 +110,6 @@ struct edgeport_port {
wait_queue_head_t wait_chase; /* for handling sleeping while waiting for chase to finish */
wait_queue_head_t wait_open; /* for handling sleeping while waiting for open to finish */
wait_queue_head_t wait_command; /* for handling sleeping while waiting for command to finish */
- wait_queue_head_t delta_msr_wait; /* for handling sleeping while waiting for msr change to happen */
struct async_icount icount;
struct usb_serial_port *port; /* loop back to the owner of this object */
@@ -884,7 +883,6 @@ static int edge_open(struct tty_struct *tty, struct usb_serial_port *port)
/* initialize our wait queues */
init_waitqueue_head(&edge_port->wait_open);
init_waitqueue_head(&edge_port->wait_chase);
- init_waitqueue_head(&edge_port->delta_msr_wait);
init_waitqueue_head(&edge_port->wait_command);
/* initialize our icount structure */
@@ -1669,13 +1667,17 @@ static int edge_ioctl(struct tty_struct *tty,
dev_dbg(&port->dev, "%s (%d) TIOCMIWAIT\n", __func__, port->number);
cprev = edge_port->icount;
while (1) {
- prepare_to_wait(&edge_port->delta_msr_wait,
+ prepare_to_wait(&port->delta_msr_wait,
&wait, TASK_INTERRUPTIBLE);
schedule();
- finish_wait(&edge_port->delta_msr_wait, &wait);
+ finish_wait(&port->delta_msr_wait, &wait);
/* see if a signal did it */
if (signal_pending(current))
return -ERESTARTSYS;
+
+ if (port->serial->disconnected)
+ return -EIO;
+
cnow = edge_port->icount;
if (cnow.rng == cprev.rng && cnow.dsr == cprev.dsr &&
cnow.dcd == cprev.dcd && cnow.cts == cprev.cts)
@@ -2051,7 +2053,7 @@ static void handle_new_msr(struct edgeport_port *edge_port, __u8 newMsr)
icount->dcd++;
if (newMsr & EDGEPORT_MSR_DELTA_RI)
icount->rng++;
- wake_up_interruptible(&edge_port->delta_msr_wait);
+ wake_up_interruptible(&edge_port->port->delta_msr_wait);
}
/* Save the new modem status */
diff --git a/drivers/usb/serial/io_ti.c b/drivers/usb/serial/io_ti.c
index c23776679f7..7777172206d 100644
--- a/drivers/usb/serial/io_ti.c
+++ b/drivers/usb/serial/io_ti.c
@@ -87,9 +87,6 @@ struct edgeport_port {
int close_pending;
int lsr_event;
struct async_icount icount;
- wait_queue_head_t delta_msr_wait; /* for handling sleeping while
- waiting for msr change to
- happen */
struct edgeport_serial *edge_serial;
struct usb_serial_port *port;
__u8 bUartMode; /* Port type, 0: RS232, etc. */
@@ -1459,7 +1456,7 @@ static void handle_new_msr(struct edgeport_port *edge_port, __u8 msr)
icount->dcd++;
if (msr & EDGEPORT_MSR_DELTA_RI)
icount->rng++;
- wake_up_interruptible(&edge_port->delta_msr_wait);
+ wake_up_interruptible(&edge_port->port->delta_msr_wait);
}
/* Save the new modem status */
@@ -1754,7 +1751,6 @@ static int edge_open(struct tty_struct *tty, struct usb_serial_port *port)
dev = port->serial->dev;
memset(&(edge_port->icount), 0x00, sizeof(edge_port->icount));
- init_waitqueue_head(&edge_port->delta_msr_wait);
/* turn off loopback */
status = ti_do_config(edge_port, UMPC_SET_CLR_LOOPBACK, 0);
@@ -2434,10 +2430,14 @@ static int edge_ioctl(struct tty_struct *tty,
dev_dbg(&port->dev, "%s - TIOCMIWAIT\n", __func__);
cprev = edge_port->icount;
while (1) {
- interruptible_sleep_on(&edge_port->delta_msr_wait);
+ interruptible_sleep_on(&port->delta_msr_wait);
/* see if a signal did it */
if (signal_pending(current))
return -ERESTARTSYS;
+
+ if (port->serial->disconnected)
+ return -EIO;
+
cnow = edge_port->icount;
if (cnow.rng == cprev.rng && cnow.dsr == cprev.dsr &&
cnow.dcd == cprev.dcd && cnow.cts == cprev.cts)
@@ -2649,6 +2649,7 @@ static struct usb_serial_driver edgeport_2port_device = {
.set_termios = edge_set_termios,
.tiocmget = edge_tiocmget,
.tiocmset = edge_tiocmset,
+ .get_icount = edge_get_icount,
.write = edge_write,
.write_room = edge_write_room,
.chars_in_buffer = edge_chars_in_buffer,
diff --git a/drivers/usb/serial/mct_u232.c b/drivers/usb/serial/mct_u232.c
index a64d420f687..06d5a60be2c 100644
--- a/drivers/usb/serial/mct_u232.c
+++ b/drivers/usb/serial/mct_u232.c
@@ -114,8 +114,6 @@ struct mct_u232_private {
unsigned char last_msr; /* Modem Status Register */
unsigned int rx_flags; /* Throttling flags */
struct async_icount icount;
- wait_queue_head_t msr_wait; /* for handling sleeping while waiting
- for msr change to happen */
};
#define THROTTLED 0x01
@@ -409,7 +407,6 @@ static int mct_u232_port_probe(struct usb_serial_port *port)
return -ENOMEM;
spin_lock_init(&priv->lock);
- init_waitqueue_head(&priv->msr_wait);
usb_set_serial_port_data(port, priv);
@@ -601,7 +598,7 @@ static void mct_u232_read_int_callback(struct urb *urb)
tty_kref_put(tty);
}
#endif
- wake_up_interruptible(&priv->msr_wait);
+ wake_up_interruptible(&port->delta_msr_wait);
spin_unlock_irqrestore(&priv->lock, flags);
exit:
retval = usb_submit_urb(urb, GFP_ATOMIC);
@@ -810,13 +807,17 @@ static int mct_u232_ioctl(struct tty_struct *tty,
cprev = mct_u232_port->icount;
spin_unlock_irqrestore(&mct_u232_port->lock, flags);
for ( ; ; ) {
- prepare_to_wait(&mct_u232_port->msr_wait,
+ prepare_to_wait(&port->delta_msr_wait,
&wait, TASK_INTERRUPTIBLE);
schedule();
- finish_wait(&mct_u232_port->msr_wait, &wait);
+ finish_wait(&port->delta_msr_wait, &wait);
/* see if a signal did it */
if (signal_pending(current))
return -ERESTARTSYS;
+
+ if (port->serial->disconnected)
+ return -EIO;
+
spin_lock_irqsave(&mct_u232_port->lock, flags);
cnow = mct_u232_port->icount;
spin_unlock_irqrestore(&mct_u232_port->lock, flags);
diff --git a/drivers/usb/serial/mos7840.c b/drivers/usb/serial/mos7840.c
index 809fb329eca..b8051fa6191 100644
--- a/drivers/usb/serial/mos7840.c
+++ b/drivers/usb/serial/mos7840.c
@@ -219,7 +219,6 @@ struct moschip_port {
char open;
char open_ports;
wait_queue_head_t wait_chase; /* for handling sleeping while waiting for chase to finish */
- wait_queue_head_t delta_msr_wait; /* for handling sleeping while waiting for msr change to happen */
int delta_msr_cond;
struct async_icount icount;
struct usb_serial_port *port; /* loop back to the owner of this object */
@@ -423,6 +422,9 @@ static void mos7840_handle_new_msr(struct moschip_port *port, __u8 new_msr)
icount->rng++;
smp_wmb();
}
+
+ mos7840_port->delta_msr_cond = 1;
+ wake_up_interruptible(&port->port->delta_msr_wait);
}
}
@@ -1127,7 +1129,6 @@ static int mos7840_open(struct tty_struct *tty, struct usb_serial_port *port)
/* initialize our wait queues */
init_waitqueue_head(&mos7840_port->wait_chase);
- init_waitqueue_head(&mos7840_port->delta_msr_wait);
/* initialize our icount structure */
memset(&(mos7840_port->icount), 0x00, sizeof(mos7840_port->icount));
@@ -2017,8 +2018,6 @@ static void mos7840_change_port_settings(struct tty_struct *tty,
mos7840_port->read_urb_busy = false;
}
}
- wake_up(&mos7840_port->delta_msr_wait);
- mos7840_port->delta_msr_cond = 1;
dev_dbg(&port->dev, "%s - mos7840_port->shadowLCR is End %x\n", __func__,
mos7840_port->shadowLCR);
}
@@ -2219,13 +2218,18 @@ static int mos7840_ioctl(struct tty_struct *tty,
while (1) {
/* interruptible_sleep_on(&mos7840_port->delta_msr_wait); */
mos7840_port->delta_msr_cond = 0;
- wait_event_interruptible(mos7840_port->delta_msr_wait,
- (mos7840_port->
+ wait_event_interruptible(port->delta_msr_wait,
+ (port->serial->disconnected ||
+ mos7840_port->
delta_msr_cond == 1));
/* see if a signal did it */
if (signal_pending(current))
return -ERESTARTSYS;
+
+ if (port->serial->disconnected)
+ return -EIO;
+
cnow = mos7840_port->icount;
smp_rmb();
if (cnow.rng == cprev.rng && cnow.dsr == cprev.dsr &&
diff --git a/drivers/usb/serial/option.c b/drivers/usb/serial/option.c
index f7d339d8187..558adfc0500 100644
--- a/drivers/usb/serial/option.c
+++ b/drivers/usb/serial/option.c
@@ -341,6 +341,8 @@ static void option_instat_callback(struct urb *urb);
#define CINTERION_PRODUCT_EU3_E 0x0051
#define CINTERION_PRODUCT_EU3_P 0x0052
#define CINTERION_PRODUCT_PH8 0x0053
+#define CINTERION_PRODUCT_AH6 0x0055
+#define CINTERION_PRODUCT_PLS8 0x0060
/* Olivetti products */
#define OLIVETTI_VENDOR_ID 0x0b3c
@@ -579,6 +581,7 @@ static const struct usb_device_id option_ids[] = {
{ USB_DEVICE(QUANTA_VENDOR_ID, 0xea42),
.driver_info = (kernel_ulong_t)&net_intf4_blacklist },
{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0x1c05, USB_CLASS_COMM, 0x02, 0xff) },
+ { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0x1c1f, USB_CLASS_COMM, 0x02, 0xff) },
{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0x1c23, USB_CLASS_COMM, 0x02, 0xff) },
{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E173, 0xff, 0xff, 0xff),
.driver_info = (kernel_ulong_t) &net_intf1_blacklist },
@@ -1260,6 +1263,8 @@ static const struct usb_device_id option_ids[] = {
{ USB_DEVICE(CINTERION_VENDOR_ID, CINTERION_PRODUCT_EU3_E) },
{ USB_DEVICE(CINTERION_VENDOR_ID, CINTERION_PRODUCT_EU3_P) },
{ USB_DEVICE(CINTERION_VENDOR_ID, CINTERION_PRODUCT_PH8) },
+ { USB_DEVICE(CINTERION_VENDOR_ID, CINTERION_PRODUCT_AH6) },
+ { USB_DEVICE(CINTERION_VENDOR_ID, CINTERION_PRODUCT_PLS8) },
{ USB_DEVICE(CINTERION_VENDOR_ID, CINTERION_PRODUCT_HC28_MDM) },
{ USB_DEVICE(CINTERION_VENDOR_ID, CINTERION_PRODUCT_HC28_MDMNET) },
{ USB_DEVICE(SIEMENS_VENDOR_ID, CINTERION_PRODUCT_HC25_MDM) },
diff --git a/drivers/usb/serial/oti6858.c b/drivers/usb/serial/oti6858.c
index a958fd41b5b..87c71ccfee8 100644
--- a/drivers/usb/serial/oti6858.c
+++ b/drivers/usb/serial/oti6858.c
@@ -188,7 +188,6 @@ struct oti6858_private {
u8 setup_done;
struct delayed_work delayed_setup_work;
- wait_queue_head_t intr_wait;
struct usb_serial_port *port; /* USB port with which associated */
};
@@ -339,7 +338,6 @@ static int oti6858_port_probe(struct usb_serial_port *port)
return -ENOMEM;
spin_lock_init(&priv->lock);
- init_waitqueue_head(&priv->intr_wait);
priv->port = port;
INIT_DELAYED_WORK(&priv->delayed_setup_work, setup_line);
INIT_DELAYED_WORK(&priv->delayed_write_work, send_data);
@@ -664,11 +662,15 @@ static int wait_modem_info(struct usb_serial_port *port, unsigned int arg)
spin_unlock_irqrestore(&priv->lock, flags);
while (1) {
- wait_event_interruptible(priv->intr_wait,
+ wait_event_interruptible(port->delta_msr_wait,
+ port->serial->disconnected ||
priv->status.pin_state != prev);
if (signal_pending(current))
return -ERESTARTSYS;
+ if (port->serial->disconnected)
+ return -EIO;
+
spin_lock_irqsave(&priv->lock, flags);
status = priv->status.pin_state & PIN_MASK;
spin_unlock_irqrestore(&priv->lock, flags);
@@ -763,7 +765,7 @@ static void oti6858_read_int_callback(struct urb *urb)
if (!priv->transient) {
if (xs->pin_state != priv->status.pin_state)
- wake_up_interruptible(&priv->intr_wait);
+ wake_up_interruptible(&port->delta_msr_wait);
memcpy(&priv->status, xs, OTI6858_CTRL_PKT_SIZE);
}
diff --git a/drivers/usb/serial/pl2303.c b/drivers/usb/serial/pl2303.c
index 54adc9125e5..3b10018d89a 100644
--- a/drivers/usb/serial/pl2303.c
+++ b/drivers/usb/serial/pl2303.c
@@ -139,7 +139,6 @@ struct pl2303_serial_private {
struct pl2303_private {
spinlock_t lock;
- wait_queue_head_t delta_msr_wait;
u8 line_control;
u8 line_status;
};
@@ -233,7 +232,6 @@ static int pl2303_port_probe(struct usb_serial_port *port)
return -ENOMEM;
spin_lock_init(&priv->lock);
- init_waitqueue_head(&priv->delta_msr_wait);
usb_set_serial_port_data(port, priv);
@@ -607,11 +605,14 @@ static int wait_modem_info(struct usb_serial_port *port, unsigned int arg)
spin_unlock_irqrestore(&priv->lock, flags);
while (1) {
- interruptible_sleep_on(&priv->delta_msr_wait);
+ interruptible_sleep_on(&port->delta_msr_wait);
/* see if a signal did it */
if (signal_pending(current))
return -ERESTARTSYS;
+ if (port->serial->disconnected)
+ return -EIO;
+
spin_lock_irqsave(&priv->lock, flags);
status = priv->line_status;
spin_unlock_irqrestore(&priv->lock, flags);
@@ -719,7 +720,7 @@ static void pl2303_update_line_status(struct usb_serial_port *port,
spin_unlock_irqrestore(&priv->lock, flags);
if (priv->line_status & UART_BREAK_ERROR)
usb_serial_handle_break(port);
- wake_up_interruptible(&priv->delta_msr_wait);
+ wake_up_interruptible(&port->delta_msr_wait);
tty = tty_port_tty_get(&port->port);
if (!tty)
@@ -783,7 +784,7 @@ static void pl2303_process_read_urb(struct urb *urb)
line_status = priv->line_status;
priv->line_status &= ~UART_STATE_TRANSIENT_MASK;
spin_unlock_irqrestore(&priv->lock, flags);
- wake_up_interruptible(&priv->delta_msr_wait);
+ wake_up_interruptible(&port->delta_msr_wait);
if (!urb->actual_length)
return;
diff --git a/drivers/usb/serial/qcaux.c b/drivers/usb/serial/qcaux.c
index 9b1b96f2d09..31f81c3c15e 100644
--- a/drivers/usb/serial/qcaux.c
+++ b/drivers/usb/serial/qcaux.c
@@ -69,6 +69,7 @@ static struct usb_device_id id_table[] = {
{ USB_VENDOR_AND_INTERFACE_INFO(UTSTARCOM_VENDOR_ID, 0xff, 0xfd, 0xff) }, /* NMEA */
{ USB_VENDOR_AND_INTERFACE_INFO(UTSTARCOM_VENDOR_ID, 0xff, 0xfe, 0xff) }, /* WMC */
{ USB_VENDOR_AND_INTERFACE_INFO(UTSTARCOM_VENDOR_ID, 0xff, 0xff, 0xff) }, /* DIAG */
+ { USB_DEVICE_AND_INTERFACE_INFO(0x1fac, 0x0151, 0xff, 0xff, 0xff) },
{ },
};
MODULE_DEVICE_TABLE(usb, id_table);
diff --git a/drivers/usb/serial/qcserial.c b/drivers/usb/serial/qcserial.c
index 24662547dc5..59b32b78212 100644
--- a/drivers/usb/serial/qcserial.c
+++ b/drivers/usb/serial/qcserial.c
@@ -197,12 +197,15 @@ static int qcprobe(struct usb_serial *serial, const struct usb_device_id *id)
if (is_gobi1k) {
/* Gobi 1K USB layout:
- * 0: serial port (doesn't respond)
+ * 0: DM/DIAG (use libqcdm from ModemManager for communication)
* 1: serial port (doesn't respond)
* 2: AT-capable modem port
* 3: QMI/net
*/
- if (ifnum == 2)
+ if (ifnum == 0) {
+ dev_dbg(dev, "Gobi 1K DM/DIAG interface found\n");
+ altsetting = 1;
+ } else if (ifnum == 2)
dev_dbg(dev, "Modem port found\n");
else
altsetting = -1;
diff --git a/drivers/usb/serial/quatech2.c b/drivers/usb/serial/quatech2.c
index 00e6c9bac8a..75f125ddb0c 100644
--- a/drivers/usb/serial/quatech2.c
+++ b/drivers/usb/serial/quatech2.c
@@ -128,7 +128,6 @@ struct qt2_port_private {
u8 shadowLSR;
u8 shadowMSR;
- wait_queue_head_t delta_msr_wait; /* Used for TIOCMIWAIT */
struct async_icount icount;
struct usb_serial_port *port;
@@ -506,8 +505,9 @@ static int wait_modem_info(struct usb_serial_port *port, unsigned int arg)
spin_unlock_irqrestore(&priv->lock, flags);
while (1) {
- wait_event_interruptible(priv->delta_msr_wait,
- ((priv->icount.rng != prev.rng) ||
+ wait_event_interruptible(port->delta_msr_wait,
+ (port->serial->disconnected ||
+ (priv->icount.rng != prev.rng) ||
(priv->icount.dsr != prev.dsr) ||
(priv->icount.dcd != prev.dcd) ||
(priv->icount.cts != prev.cts)));
@@ -515,6 +515,9 @@ static int wait_modem_info(struct usb_serial_port *port, unsigned int arg)
if (signal_pending(current))
return -ERESTARTSYS;
+ if (port->serial->disconnected)
+ return -EIO;
+
spin_lock_irqsave(&priv->lock, flags);
cur = priv->icount;
spin_unlock_irqrestore(&priv->lock, flags);
@@ -661,7 +664,9 @@ void qt2_process_read_urb(struct urb *urb)
__func__);
break;
}
- tty_flip_buffer_push(&port->port);
+
+ if (port_priv->is_open)
+ tty_flip_buffer_push(&port->port);
newport = *(ch + 3);
@@ -704,7 +709,8 @@ void qt2_process_read_urb(struct urb *urb)
tty_insert_flip_string(&port->port, ch, 1);
}
- tty_flip_buffer_push(&port->port);
+ if (port_priv->is_open)
+ tty_flip_buffer_push(&port->port);
}
static void qt2_write_bulk_callback(struct urb *urb)
@@ -824,7 +830,6 @@ static int qt2_port_probe(struct usb_serial_port *port)
spin_lock_init(&port_priv->lock);
spin_lock_init(&port_priv->urb_lock);
- init_waitqueue_head(&port_priv->delta_msr_wait);
port_priv->port = port;
port_priv->write_urb = usb_alloc_urb(0, GFP_KERNEL);
@@ -967,7 +972,7 @@ static void qt2_update_msr(struct usb_serial_port *port, unsigned char *ch)
if (newMSR & UART_MSR_TERI)
port_priv->icount.rng++;
- wake_up_interruptible(&port_priv->delta_msr_wait);
+ wake_up_interruptible(&port->delta_msr_wait);
}
}
diff --git a/drivers/usb/serial/spcp8x5.c b/drivers/usb/serial/spcp8x5.c
index 91ff8e3bddb..549ef68ff5f 100644
--- a/drivers/usb/serial/spcp8x5.c
+++ b/drivers/usb/serial/spcp8x5.c
@@ -149,7 +149,6 @@ enum spcp8x5_type {
struct spcp8x5_private {
spinlock_t lock;
enum spcp8x5_type type;
- wait_queue_head_t delta_msr_wait;
u8 line_control;
u8 line_status;
};
@@ -179,7 +178,6 @@ static int spcp8x5_port_probe(struct usb_serial_port *port)
return -ENOMEM;
spin_lock_init(&priv->lock);
- init_waitqueue_head(&priv->delta_msr_wait);
priv->type = type;
usb_set_serial_port_data(port , priv);
@@ -475,7 +473,7 @@ static void spcp8x5_process_read_urb(struct urb *urb)
priv->line_status &= ~UART_STATE_TRANSIENT_MASK;
spin_unlock_irqrestore(&priv->lock, flags);
/* wake up the wait for termios */
- wake_up_interruptible(&priv->delta_msr_wait);
+ wake_up_interruptible(&port->delta_msr_wait);
if (!urb->actual_length)
return;
@@ -526,12 +524,15 @@ static int spcp8x5_wait_modem_info(struct usb_serial_port *port,
while (1) {
/* wake up in bulk read */
- interruptible_sleep_on(&priv->delta_msr_wait);
+ interruptible_sleep_on(&port->delta_msr_wait);
/* see if a signal did it */
if (signal_pending(current))
return -ERESTARTSYS;
+ if (port->serial->disconnected)
+ return -EIO;
+
spin_lock_irqsave(&priv->lock, flags);
status = priv->line_status;
spin_unlock_irqrestore(&priv->lock, flags);
diff --git a/drivers/usb/serial/ssu100.c b/drivers/usb/serial/ssu100.c
index b57cf841c5b..4b2a19757b4 100644
--- a/drivers/usb/serial/ssu100.c
+++ b/drivers/usb/serial/ssu100.c
@@ -61,7 +61,6 @@ struct ssu100_port_private {
spinlock_t status_lock;
u8 shadowLSR;
u8 shadowMSR;
- wait_queue_head_t delta_msr_wait; /* Used for TIOCMIWAIT */
struct async_icount icount;
};
@@ -355,8 +354,9 @@ static int wait_modem_info(struct usb_serial_port *port, unsigned int arg)
spin_unlock_irqrestore(&priv->status_lock, flags);
while (1) {
- wait_event_interruptible(priv->delta_msr_wait,
- ((priv->icount.rng != prev.rng) ||
+ wait_event_interruptible(port->delta_msr_wait,
+ (port->serial->disconnected ||
+ (priv->icount.rng != prev.rng) ||
(priv->icount.dsr != prev.dsr) ||
(priv->icount.dcd != prev.dcd) ||
(priv->icount.cts != prev.cts)));
@@ -364,6 +364,9 @@ static int wait_modem_info(struct usb_serial_port *port, unsigned int arg)
if (signal_pending(current))
return -ERESTARTSYS;
+ if (port->serial->disconnected)
+ return -EIO;
+
spin_lock_irqsave(&priv->status_lock, flags);
cur = priv->icount;
spin_unlock_irqrestore(&priv->status_lock, flags);
@@ -445,7 +448,6 @@ static int ssu100_port_probe(struct usb_serial_port *port)
return -ENOMEM;
spin_lock_init(&priv->status_lock);
- init_waitqueue_head(&priv->delta_msr_wait);
usb_set_serial_port_data(port, priv);
@@ -537,7 +539,7 @@ static void ssu100_update_msr(struct usb_serial_port *port, u8 msr)
priv->icount.dcd++;
if (msr & UART_MSR_TERI)
priv->icount.rng++;
- wake_up_interruptible(&priv->delta_msr_wait);
+ wake_up_interruptible(&port->delta_msr_wait);
}
}
diff --git a/drivers/usb/serial/ti_usb_3410_5052.c b/drivers/usb/serial/ti_usb_3410_5052.c
index 39cb9b807c3..73deb029fc0 100644
--- a/drivers/usb/serial/ti_usb_3410_5052.c
+++ b/drivers/usb/serial/ti_usb_3410_5052.c
@@ -74,7 +74,6 @@ struct ti_port {
int tp_flags;
int tp_closing_wait;/* in .01 secs */
struct async_icount tp_icount;
- wait_queue_head_t tp_msr_wait; /* wait for msr change */
wait_queue_head_t tp_write_wait;
struct ti_device *tp_tdev;
struct usb_serial_port *tp_port;
@@ -432,7 +431,6 @@ static int ti_port_probe(struct usb_serial_port *port)
else
tport->tp_uart_base_addr = TI_UART2_BASE_ADDR;
tport->tp_closing_wait = closing_wait;
- init_waitqueue_head(&tport->tp_msr_wait);
init_waitqueue_head(&tport->tp_write_wait);
if (kfifo_alloc(&tport->write_fifo, TI_WRITE_BUF_SIZE, GFP_KERNEL)) {
kfree(tport);
@@ -784,9 +782,13 @@ static int ti_ioctl(struct tty_struct *tty,
dev_dbg(&port->dev, "%s - TIOCMIWAIT\n", __func__);
cprev = tport->tp_icount;
while (1) {
- interruptible_sleep_on(&tport->tp_msr_wait);
+ interruptible_sleep_on(&port->delta_msr_wait);
if (signal_pending(current))
return -ERESTARTSYS;
+
+ if (port->serial->disconnected)
+ return -EIO;
+
cnow = tport->tp_icount;
if (cnow.rng == cprev.rng && cnow.dsr == cprev.dsr &&
cnow.dcd == cprev.dcd && cnow.cts == cprev.cts)
@@ -1392,7 +1394,7 @@ static void ti_handle_new_msr(struct ti_port *tport, __u8 msr)
icount->dcd++;
if (msr & TI_MSR_DELTA_RI)
icount->rng++;
- wake_up_interruptible(&tport->tp_msr_wait);
+ wake_up_interruptible(&tport->tp_port->delta_msr_wait);
spin_unlock_irqrestore(&tport->tp_lock, flags);
}
diff --git a/drivers/usb/serial/usb-serial.c b/drivers/usb/serial/usb-serial.c
index a19ed74d770..5d9b178484f 100644
--- a/drivers/usb/serial/usb-serial.c
+++ b/drivers/usb/serial/usb-serial.c
@@ -151,6 +151,7 @@ static void destroy_serial(struct kref *kref)
}
}
+ usb_put_intf(serial->interface);
usb_put_dev(serial->dev);
kfree(serial);
}
@@ -620,7 +621,7 @@ static struct usb_serial *create_serial(struct usb_device *dev,
}
serial->dev = usb_get_dev(dev);
serial->type = driver;
- serial->interface = interface;
+ serial->interface = usb_get_intf(interface);
kref_init(&serial->kref);
mutex_init(&serial->disc_mutex);
serial->minor = SERIAL_TTY_NO_MINOR;
@@ -902,6 +903,7 @@ static int usb_serial_probe(struct usb_interface *interface,
port->port.ops = &serial_port_ops;
port->serial = serial;
spin_lock_init(&port->lock);
+ init_waitqueue_head(&port->delta_msr_wait);
/* Keep this for private driver use for the moment but
should probably go away */
INIT_WORK(&port->work, usb_serial_port_work);
diff --git a/drivers/usb/storage/initializers.c b/drivers/usb/storage/initializers.c
index 7ab9046ae0e..105d900150c 100644
--- a/drivers/usb/storage/initializers.c
+++ b/drivers/usb/storage/initializers.c
@@ -92,8 +92,8 @@ int usb_stor_ucr61s2b_init(struct us_data *us)
return 0;
}
-/* This places the HUAWEI usb dongles in multi-port mode */
-static int usb_stor_huawei_feature_init(struct us_data *us)
+/* This places the HUAWEI E220 devices in multi-port mode */
+int usb_stor_huawei_e220_init(struct us_data *us)
{
int result;
@@ -104,75 +104,3 @@ static int usb_stor_huawei_feature_init(struct us_data *us)
US_DEBUGP("Huawei mode set result is %d\n", result);
return 0;
}
-
-/*
- * It will send a scsi switch command called rewind' to huawei dongle.
- * When the dongle receives this command at the first time,
- * it will reboot immediately. After rebooted, it will ignore this command.
- * So it is unnecessary to read its response.
- */
-static int usb_stor_huawei_scsi_init(struct us_data *us)
-{
- int result = 0;
- int act_len = 0;
- struct bulk_cb_wrap *bcbw = (struct bulk_cb_wrap *) us->iobuf;
- char rewind_cmd[] = {0x11, 0x06, 0x20, 0x00, 0x00, 0x01, 0x01, 0x00,
- 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00};
-
- bcbw->Signature = cpu_to_le32(US_BULK_CB_SIGN);
- bcbw->Tag = 0;
- bcbw->DataTransferLength = 0;
- bcbw->Flags = bcbw->Lun = 0;
- bcbw->Length = sizeof(rewind_cmd);
- memset(bcbw->CDB, 0, sizeof(bcbw->CDB));
- memcpy(bcbw->CDB, rewind_cmd, sizeof(rewind_cmd));
-
- result = usb_stor_bulk_transfer_buf(us, us->send_bulk_pipe, bcbw,
- US_BULK_CB_WRAP_LEN, &act_len);
- US_DEBUGP("transfer actual length=%d, result=%d\n", act_len, result);
- return result;
-}
-
-/*
- * It tries to find the supported Huawei USB dongles.
- * In Huawei, they assign the following product IDs
- * for all of their mobile broadband dongles,
- * including the new dongles in the future.
- * So if the product ID is not included in this list,
- * it means it is not Huawei's mobile broadband dongles.
- */
-static int usb_stor_huawei_dongles_pid(struct us_data *us)
-{
- struct usb_interface_descriptor *idesc;
- int idProduct;
-
- idesc = &us->pusb_intf->cur_altsetting->desc;
- idProduct = le16_to_cpu(us->pusb_dev->descriptor.idProduct);
- /* The first port is CDROM,
- * means the dongle in the single port mode,
- * and a switch command is required to be sent. */
- if (idesc && idesc->bInterfaceNumber == 0) {
- if ((idProduct == 0x1001)
- || (idProduct == 0x1003)
- || (idProduct == 0x1004)
- || (idProduct >= 0x1401 && idProduct <= 0x1500)
- || (idProduct >= 0x1505 && idProduct <= 0x1600)
- || (idProduct >= 0x1c02 && idProduct <= 0x2202)) {
- return 1;
- }
- }
- return 0;
-}
-
-int usb_stor_huawei_init(struct us_data *us)
-{
- int result = 0;
-
- if (usb_stor_huawei_dongles_pid(us)) {
- if (le16_to_cpu(us->pusb_dev->descriptor.idProduct) >= 0x1446)
- result = usb_stor_huawei_scsi_init(us);
- else
- result = usb_stor_huawei_feature_init(us);
- }
- return result;
-}
diff --git a/drivers/usb/storage/initializers.h b/drivers/usb/storage/initializers.h
index 5376d4fc76f..529327fbb06 100644
--- a/drivers/usb/storage/initializers.h
+++ b/drivers/usb/storage/initializers.h
@@ -46,5 +46,5 @@ int usb_stor_euscsi_init(struct us_data *us);
* flash reader */
int usb_stor_ucr61s2b_init(struct us_data *us);
-/* This places the HUAWEI usb dongles in multi-port mode */
-int usb_stor_huawei_init(struct us_data *us);
+/* This places the HUAWEI E220 devices in multi-port mode */
+int usb_stor_huawei_e220_init(struct us_data *us);
diff --git a/drivers/usb/storage/unusual_devs.h b/drivers/usb/storage/unusual_devs.h
index 72923b56bbf..1799335288b 100644
--- a/drivers/usb/storage/unusual_devs.h
+++ b/drivers/usb/storage/unusual_devs.h
@@ -53,6 +53,14 @@
* as opposed to devices that do something strangely or wrongly.
*/
+/* In-kernel mode switching is deprecated. Do not add new devices to
+ * this list for the sole purpose of switching them to a different
+ * mode. Existing userspace solutions are superior.
+ *
+ * New mode switching devices should instead be added to the database
+ * maintained at http://www.draisberghof.de/usb_modeswitch/
+ */
+
#if !defined(CONFIG_USB_STORAGE_SDDR09) && \
!defined(CONFIG_USB_STORAGE_SDDR09_MODULE)
#define NO_SDDR09
@@ -488,6 +496,13 @@ UNUSUAL_DEV( 0x04e8, 0x5122, 0x0000, 0x9999,
USB_SC_DEVICE, USB_PR_DEVICE, NULL,
US_FL_MAX_SECTORS_64 | US_FL_BULK_IGNORE_TAG),
+/* Added by Dmitry Artamonow <mad_soft@inbox.ru> */
+UNUSUAL_DEV( 0x04e8, 0x5136, 0x0000, 0x9999,
+ "Samsung",
+ "YP-Z3",
+ USB_SC_DEVICE, USB_PR_DEVICE, NULL,
+ US_FL_MAX_SECTORS_64),
+
/* Entry and supporting patch by Theodore Kilgore <kilgota@auburn.edu>.
* Device uses standards-violating 32-byte Bulk Command Block Wrappers and
* reports itself as "Proprietary SCSI Bulk." Cf. device entry 0x084d:0x0011.
@@ -1527,10 +1542,335 @@ UNUSUAL_DEV( 0x1210, 0x0003, 0x0100, 0x0100,
/* Reported by fangxiaozhi <huananhu@huawei.com>
* This brings the HUAWEI data card devices into multi-port mode
*/
-UNUSUAL_VENDOR_INTF(0x12d1, 0x08, 0x06, 0x50,
+UNUSUAL_DEV( 0x12d1, 0x1001, 0x0000, 0x0000,
+ "HUAWEI MOBILE",
+ "Mass Storage",
+ USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init,
+ 0),
+UNUSUAL_DEV( 0x12d1, 0x1003, 0x0000, 0x0000,
+ "HUAWEI MOBILE",
+ "Mass Storage",
+ USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init,
+ 0),
+UNUSUAL_DEV( 0x12d1, 0x1004, 0x0000, 0x0000,
+ "HUAWEI MOBILE",
+ "Mass Storage",
+ USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init,
+ 0),
+UNUSUAL_DEV( 0x12d1, 0x1401, 0x0000, 0x0000,
+ "HUAWEI MOBILE",
+ "Mass Storage",
+ USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init,
+ 0),
+UNUSUAL_DEV( 0x12d1, 0x1402, 0x0000, 0x0000,
+ "HUAWEI MOBILE",
+ "Mass Storage",
+ USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init,
+ 0),
+UNUSUAL_DEV( 0x12d1, 0x1403, 0x0000, 0x0000,
+ "HUAWEI MOBILE",
+ "Mass Storage",
+ USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init,
+ 0),
+UNUSUAL_DEV( 0x12d1, 0x1404, 0x0000, 0x0000,
+ "HUAWEI MOBILE",
+ "Mass Storage",
+ USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init,
+ 0),
+UNUSUAL_DEV( 0x12d1, 0x1405, 0x0000, 0x0000,
+ "HUAWEI MOBILE",
+ "Mass Storage",
+ USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init,
+ 0),
+UNUSUAL_DEV( 0x12d1, 0x1406, 0x0000, 0x0000,
+ "HUAWEI MOBILE",
+ "Mass Storage",
+ USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init,
+ 0),
+UNUSUAL_DEV( 0x12d1, 0x1407, 0x0000, 0x0000,
+ "HUAWEI MOBILE",
+ "Mass Storage",
+ USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init,
+ 0),
+UNUSUAL_DEV( 0x12d1, 0x1408, 0x0000, 0x0000,
+ "HUAWEI MOBILE",
+ "Mass Storage",
+ USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init,
+ 0),
+UNUSUAL_DEV( 0x12d1, 0x1409, 0x0000, 0x0000,
+ "HUAWEI MOBILE",
+ "Mass Storage",
+ USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init,
+ 0),
+UNUSUAL_DEV( 0x12d1, 0x140A, 0x0000, 0x0000,
+ "HUAWEI MOBILE",
+ "Mass Storage",
+ USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init,
+ 0),
+UNUSUAL_DEV( 0x12d1, 0x140B, 0x0000, 0x0000,
+ "HUAWEI MOBILE",
+ "Mass Storage",
+ USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init,
+ 0),
+UNUSUAL_DEV( 0x12d1, 0x140C, 0x0000, 0x0000,
+ "HUAWEI MOBILE",
+ "Mass Storage",
+ USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init,
+ 0),
+UNUSUAL_DEV( 0x12d1, 0x140D, 0x0000, 0x0000,
+ "HUAWEI MOBILE",
+ "Mass Storage",
+ USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init,
+ 0),
+UNUSUAL_DEV( 0x12d1, 0x140E, 0x0000, 0x0000,
+ "HUAWEI MOBILE",
+ "Mass Storage",
+ USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init,
+ 0),
+UNUSUAL_DEV( 0x12d1, 0x140F, 0x0000, 0x0000,
+ "HUAWEI MOBILE",
+ "Mass Storage",
+ USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init,
+ 0),
+UNUSUAL_DEV( 0x12d1, 0x1410, 0x0000, 0x0000,
+ "HUAWEI MOBILE",
+ "Mass Storage",
+ USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init,
+ 0),
+UNUSUAL_DEV( 0x12d1, 0x1411, 0x0000, 0x0000,
+ "HUAWEI MOBILE",
+ "Mass Storage",
+ USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init,
+ 0),
+UNUSUAL_DEV( 0x12d1, 0x1412, 0x0000, 0x0000,
+ "HUAWEI MOBILE",
+ "Mass Storage",
+ USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init,
+ 0),
+UNUSUAL_DEV( 0x12d1, 0x1413, 0x0000, 0x0000,
+ "HUAWEI MOBILE",
+ "Mass Storage",
+ USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init,
+ 0),
+UNUSUAL_DEV( 0x12d1, 0x1414, 0x0000, 0x0000,
+ "HUAWEI MOBILE",
+ "Mass Storage",
+ USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init,
+ 0),
+UNUSUAL_DEV( 0x12d1, 0x1415, 0x0000, 0x0000,
+ "HUAWEI MOBILE",
+ "Mass Storage",
+ USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init,
+ 0),
+UNUSUAL_DEV( 0x12d1, 0x1416, 0x0000, 0x0000,
+ "HUAWEI MOBILE",
+ "Mass Storage",
+ USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init,
+ 0),
+UNUSUAL_DEV( 0x12d1, 0x1417, 0x0000, 0x0000,
+ "HUAWEI MOBILE",
+ "Mass Storage",
+ USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init,
+ 0),
+UNUSUAL_DEV( 0x12d1, 0x1418, 0x0000, 0x0000,
+ "HUAWEI MOBILE",
+ "Mass Storage",
+ USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init,
+ 0),
+UNUSUAL_DEV( 0x12d1, 0x1419, 0x0000, 0x0000,
+ "HUAWEI MOBILE",
+ "Mass Storage",
+ USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init,
+ 0),
+UNUSUAL_DEV( 0x12d1, 0x141A, 0x0000, 0x0000,
+ "HUAWEI MOBILE",
+ "Mass Storage",
+ USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init,
+ 0),
+UNUSUAL_DEV( 0x12d1, 0x141B, 0x0000, 0x0000,
+ "HUAWEI MOBILE",
+ "Mass Storage",
+ USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init,
+ 0),
+UNUSUAL_DEV( 0x12d1, 0x141C, 0x0000, 0x0000,
+ "HUAWEI MOBILE",
+ "Mass Storage",
+ USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init,
+ 0),
+UNUSUAL_DEV( 0x12d1, 0x141D, 0x0000, 0x0000,
+ "HUAWEI MOBILE",
+ "Mass Storage",
+ USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init,
+ 0),
+UNUSUAL_DEV( 0x12d1, 0x141E, 0x0000, 0x0000,
+ "HUAWEI MOBILE",
+ "Mass Storage",
+ USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init,
+ 0),
+UNUSUAL_DEV( 0x12d1, 0x141F, 0x0000, 0x0000,
+ "HUAWEI MOBILE",
+ "Mass Storage",
+ USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init,
+ 0),
+UNUSUAL_DEV( 0x12d1, 0x1420, 0x0000, 0x0000,
+ "HUAWEI MOBILE",
+ "Mass Storage",
+ USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init,
+ 0),
+UNUSUAL_DEV( 0x12d1, 0x1421, 0x0000, 0x0000,
+ "HUAWEI MOBILE",
+ "Mass Storage",
+ USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init,
+ 0),
+UNUSUAL_DEV( 0x12d1, 0x1422, 0x0000, 0x0000,
+ "HUAWEI MOBILE",
+ "Mass Storage",
+ USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init,
+ 0),
+UNUSUAL_DEV( 0x12d1, 0x1423, 0x0000, 0x0000,
+ "HUAWEI MOBILE",
+ "Mass Storage",
+ USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init,
+ 0),
+UNUSUAL_DEV( 0x12d1, 0x1424, 0x0000, 0x0000,
+ "HUAWEI MOBILE",
+ "Mass Storage",
+ USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init,
+ 0),
+UNUSUAL_DEV( 0x12d1, 0x1425, 0x0000, 0x0000,
+ "HUAWEI MOBILE",
+ "Mass Storage",
+ USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init,
+ 0),
+UNUSUAL_DEV( 0x12d1, 0x1426, 0x0000, 0x0000,
+ "HUAWEI MOBILE",
+ "Mass Storage",
+ USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init,
+ 0),
+UNUSUAL_DEV( 0x12d1, 0x1427, 0x0000, 0x0000,
+ "HUAWEI MOBILE",
+ "Mass Storage",
+ USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init,
+ 0),
+UNUSUAL_DEV( 0x12d1, 0x1428, 0x0000, 0x0000,
+ "HUAWEI MOBILE",
+ "Mass Storage",
+ USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init,
+ 0),
+UNUSUAL_DEV( 0x12d1, 0x1429, 0x0000, 0x0000,
+ "HUAWEI MOBILE",
+ "Mass Storage",
+ USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init,
+ 0),
+UNUSUAL_DEV( 0x12d1, 0x142A, 0x0000, 0x0000,
+ "HUAWEI MOBILE",
+ "Mass Storage",
+ USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init,
+ 0),
+UNUSUAL_DEV( 0x12d1, 0x142B, 0x0000, 0x0000,
+ "HUAWEI MOBILE",
+ "Mass Storage",
+ USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init,
+ 0),
+UNUSUAL_DEV( 0x12d1, 0x142C, 0x0000, 0x0000,
+ "HUAWEI MOBILE",
+ "Mass Storage",
+ USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init,
+ 0),
+UNUSUAL_DEV( 0x12d1, 0x142D, 0x0000, 0x0000,
+ "HUAWEI MOBILE",
+ "Mass Storage",
+ USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init,
+ 0),
+UNUSUAL_DEV( 0x12d1, 0x142E, 0x0000, 0x0000,
+ "HUAWEI MOBILE",
+ "Mass Storage",
+ USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init,
+ 0),
+UNUSUAL_DEV( 0x12d1, 0x142F, 0x0000, 0x0000,
+ "HUAWEI MOBILE",
+ "Mass Storage",
+ USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init,
+ 0),
+UNUSUAL_DEV( 0x12d1, 0x1430, 0x0000, 0x0000,
+ "HUAWEI MOBILE",
+ "Mass Storage",
+ USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init,
+ 0),
+UNUSUAL_DEV( 0x12d1, 0x1431, 0x0000, 0x0000,
+ "HUAWEI MOBILE",
+ "Mass Storage",
+ USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init,
+ 0),
+UNUSUAL_DEV( 0x12d1, 0x1432, 0x0000, 0x0000,
+ "HUAWEI MOBILE",
+ "Mass Storage",
+ USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init,
+ 0),
+UNUSUAL_DEV( 0x12d1, 0x1433, 0x0000, 0x0000,
+ "HUAWEI MOBILE",
+ "Mass Storage",
+ USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init,
+ 0),
+UNUSUAL_DEV( 0x12d1, 0x1434, 0x0000, 0x0000,
+ "HUAWEI MOBILE",
+ "Mass Storage",
+ USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init,
+ 0),
+UNUSUAL_DEV( 0x12d1, 0x1435, 0x0000, 0x0000,
+ "HUAWEI MOBILE",
+ "Mass Storage",
+ USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init,
+ 0),
+UNUSUAL_DEV( 0x12d1, 0x1436, 0x0000, 0x0000,
+ "HUAWEI MOBILE",
+ "Mass Storage",
+ USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init,
+ 0),
+UNUSUAL_DEV( 0x12d1, 0x1437, 0x0000, 0x0000,
+ "HUAWEI MOBILE",
+ "Mass Storage",
+ USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init,
+ 0),
+UNUSUAL_DEV( 0x12d1, 0x1438, 0x0000, 0x0000,
+ "HUAWEI MOBILE",
+ "Mass Storage",
+ USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init,
+ 0),
+UNUSUAL_DEV( 0x12d1, 0x1439, 0x0000, 0x0000,
+ "HUAWEI MOBILE",
+ "Mass Storage",
+ USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init,
+ 0),
+UNUSUAL_DEV( 0x12d1, 0x143A, 0x0000, 0x0000,
+ "HUAWEI MOBILE",
+ "Mass Storage",
+ USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init,
+ 0),
+UNUSUAL_DEV( 0x12d1, 0x143B, 0x0000, 0x0000,
+ "HUAWEI MOBILE",
+ "Mass Storage",
+ USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init,
+ 0),
+UNUSUAL_DEV( 0x12d1, 0x143C, 0x0000, 0x0000,
+ "HUAWEI MOBILE",
+ "Mass Storage",
+ USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init,
+ 0),
+UNUSUAL_DEV( 0x12d1, 0x143D, 0x0000, 0x0000,
+ "HUAWEI MOBILE",
+ "Mass Storage",
+ USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init,
+ 0),
+UNUSUAL_DEV( 0x12d1, 0x143E, 0x0000, 0x0000,
+ "HUAWEI MOBILE",
+ "Mass Storage",
+ USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init,
+ 0),
+UNUSUAL_DEV( 0x12d1, 0x143F, 0x0000, 0x0000,
"HUAWEI MOBILE",
"Mass Storage",
- USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_init,
+ USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init,
0),
/* Reported by Vilius Bilinkevicius <vilisas AT xxx DOT lt) */