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-rw-r--r--drivers/usb/gadget/Kconfig2
-rw-r--r--drivers/usb/host/ehci-hcd.c62
-rw-r--r--drivers/usb/serial/cypress_m8.c2
-rw-r--r--drivers/usb/serial/cypress_m8.h4
-rw-r--r--drivers/usb/serial/ftdi_sio.c1
-rw-r--r--drivers/usb/serial/ftdi_sio.h3
-rw-r--r--drivers/usb/serial/generic.c10
-rw-r--r--drivers/usb/serial/option.c75
-rw-r--r--drivers/usb/storage/sddr55.c4
9 files changed, 127 insertions, 36 deletions
diff --git a/drivers/usb/gadget/Kconfig b/drivers/usb/gadget/Kconfig
index c1395516468..6f45dd669b3 100644
--- a/drivers/usb/gadget/Kconfig
+++ b/drivers/usb/gadget/Kconfig
@@ -131,7 +131,7 @@ config USB_ATMEL_USBA
config USB_GADGET_FSL_USB2
boolean "Freescale Highspeed USB DR Peripheral Controller"
- depends on MPC834x || PPC_MPC831x
+ depends on FSL_SOC
select USB_GADGET_DUALSPEED
help
Some of Freescale PowerPC processors have a High Speed
diff --git a/drivers/usb/host/ehci-hcd.c b/drivers/usb/host/ehci-hcd.c
index b8ad55aff84..46ee7f4c091 100644
--- a/drivers/usb/host/ehci-hcd.c
+++ b/drivers/usb/host/ehci-hcd.c
@@ -281,23 +281,44 @@ static void ehci_iaa_watchdog(unsigned long param)
{
struct ehci_hcd *ehci = (struct ehci_hcd *) param;
unsigned long flags;
- u32 status, cmd;
spin_lock_irqsave (&ehci->lock, flags);
- WARN_ON(!ehci->reclaim);
- status = ehci_readl(ehci, &ehci->regs->status);
- cmd = ehci_readl(ehci, &ehci->regs->command);
- ehci_dbg(ehci, "IAA watchdog: status %x cmd %x\n", status, cmd);
-
- /* lost IAA irqs wedge things badly; seen first with a vt8235 */
- if (ehci->reclaim) {
- if (status & STS_IAA) {
- ehci_vdbg (ehci, "lost IAA\n");
+ /* Lost IAA irqs wedge things badly; seen first with a vt8235.
+ * So we need this watchdog, but must protect it against both
+ * (a) SMP races against real IAA firing and retriggering, and
+ * (b) clean HC shutdown, when IAA watchdog was pending.
+ */
+ if (ehci->reclaim
+ && !timer_pending(&ehci->iaa_watchdog)
+ && HC_IS_RUNNING(ehci_to_hcd(ehci)->state)) {
+ u32 cmd, status;
+
+ /* If we get here, IAA is *REALLY* late. It's barely
+ * conceivable that the system is so busy that CMD_IAAD
+ * is still legitimately set, so let's be sure it's
+ * clear before we read STS_IAA. (The HC should clear
+ * CMD_IAAD when it sets STS_IAA.)
+ */
+ cmd = ehci_readl(ehci, &ehci->regs->command);
+ if (cmd & CMD_IAAD)
+ ehci_writel(ehci, cmd & ~CMD_IAAD,
+ &ehci->regs->command);
+
+ /* If IAA is set here it either legitimately triggered
+ * before we cleared IAAD above (but _way_ late, so we'll
+ * still count it as lost) ... or a silicon erratum:
+ * - VIA seems to set IAA without triggering the IRQ;
+ * - IAAD potentially cleared without setting IAA.
+ */
+ status = ehci_readl(ehci, &ehci->regs->status);
+ if ((status & STS_IAA) || !(cmd & CMD_IAAD)) {
COUNT (ehci->stats.lost_iaa);
ehci_writel(ehci, STS_IAA, &ehci->regs->status);
}
- ehci_writel(ehci, cmd & ~CMD_IAAD, &ehci->regs->command);
+
+ ehci_vdbg(ehci, "IAA watchdog: status %x cmd %x\n",
+ status, cmd);
end_unlink_async(ehci);
}
@@ -631,7 +652,7 @@ static int ehci_run (struct usb_hcd *hcd)
static irqreturn_t ehci_irq (struct usb_hcd *hcd)
{
struct ehci_hcd *ehci = hcd_to_ehci (hcd);
- u32 status, pcd_status = 0;
+ u32 status, pcd_status = 0, cmd;
int bh;
spin_lock (&ehci->lock);
@@ -652,7 +673,7 @@ static irqreturn_t ehci_irq (struct usb_hcd *hcd)
/* clear (just) interrupts */
ehci_writel(ehci, status, &ehci->regs->status);
- ehci_readl(ehci, &ehci->regs->command); /* unblock posted write */
+ cmd = ehci_readl(ehci, &ehci->regs->command);
bh = 0;
#ifdef EHCI_VERBOSE_DEBUG
@@ -673,8 +694,17 @@ static irqreturn_t ehci_irq (struct usb_hcd *hcd)
/* complete the unlinking of some qh [4.15.2.3] */
if (status & STS_IAA) {
- COUNT (ehci->stats.reclaim);
- end_unlink_async(ehci);
+ /* guard against (alleged) silicon errata */
+ if (cmd & CMD_IAAD) {
+ ehci_writel(ehci, cmd & ~CMD_IAAD,
+ &ehci->regs->command);
+ ehci_dbg(ehci, "IAA with IAAD still set?\n");
+ }
+ if (ehci->reclaim) {
+ COUNT(ehci->stats.reclaim);
+ end_unlink_async(ehci);
+ } else
+ ehci_dbg(ehci, "IAA with nothing to reclaim?\n");
}
/* remote wakeup [4.3.1] */
@@ -781,7 +811,7 @@ static int ehci_urb_enqueue (
static void unlink_async (struct ehci_hcd *ehci, struct ehci_qh *qh)
{
/* failfast */
- if (!HC_IS_RUNNING(ehci_to_hcd(ehci)->state))
+ if (!HC_IS_RUNNING(ehci_to_hcd(ehci)->state) && ehci->reclaim)
end_unlink_async(ehci);
/* if it's not linked then there's nothing to do */
diff --git a/drivers/usb/serial/cypress_m8.c b/drivers/usb/serial/cypress_m8.c
index 08c65c1a377..779d07851a4 100644
--- a/drivers/usb/serial/cypress_m8.c
+++ b/drivers/usb/serial/cypress_m8.c
@@ -94,6 +94,7 @@ static struct usb_device_id id_table_earthmate [] = {
static struct usb_device_id id_table_cyphidcomrs232 [] = {
{ USB_DEVICE(VENDOR_ID_CYPRESS, PRODUCT_ID_CYPHIDCOM) },
+ { USB_DEVICE(VENDOR_ID_POWERCOM, PRODUCT_ID_UPS) },
{ } /* Terminating entry */
};
@@ -106,6 +107,7 @@ static struct usb_device_id id_table_combined [] = {
{ USB_DEVICE(VENDOR_ID_DELORME, PRODUCT_ID_EARTHMATEUSB) },
{ USB_DEVICE(VENDOR_ID_DELORME, PRODUCT_ID_EARTHMATEUSB_LT20) },
{ USB_DEVICE(VENDOR_ID_CYPRESS, PRODUCT_ID_CYPHIDCOM) },
+ { USB_DEVICE(VENDOR_ID_POWERCOM, PRODUCT_ID_UPS) },
{ USB_DEVICE(VENDOR_ID_DAZZLE, PRODUCT_ID_CA42) },
{ } /* Terminating entry */
};
diff --git a/drivers/usb/serial/cypress_m8.h b/drivers/usb/serial/cypress_m8.h
index e1c7c27e18b..0388065bb79 100644
--- a/drivers/usb/serial/cypress_m8.h
+++ b/drivers/usb/serial/cypress_m8.h
@@ -19,6 +19,10 @@
#define VENDOR_ID_CYPRESS 0x04b4
#define PRODUCT_ID_CYPHIDCOM 0x5500
+/* Powercom UPS, chip CY7C63723 */
+#define VENDOR_ID_POWERCOM 0x0d9f
+#define PRODUCT_ID_UPS 0x0002
+
/* Nokia CA-42 USB to serial cable */
#define VENDOR_ID_DAZZLE 0x07d0
#define PRODUCT_ID_CA42 0x4101
diff --git a/drivers/usb/serial/ftdi_sio.c b/drivers/usb/serial/ftdi_sio.c
index 91dc433dbcf..3abb3c86364 100644
--- a/drivers/usb/serial/ftdi_sio.c
+++ b/drivers/usb/serial/ftdi_sio.c
@@ -359,6 +359,7 @@ static struct usb_device_id id_table_combined [] = {
{ USB_DEVICE(FTDI_VID, FTDI_MAXSTREAM_PID) },
{ USB_DEVICE(TML_VID, TML_USB_SERIAL_PID) },
{ USB_DEVICE(FTDI_VID, FTDI_ELSTER_UNICOM_PID) },
+ { USB_DEVICE(FTDI_VID, FTDI_PROPOX_JTAGCABLEII_PID) },
{ USB_DEVICE(OLIMEX_VID, OLIMEX_ARM_USB_OCD_PID),
.driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
{ USB_DEVICE(FIC_VID, FIC_NEO1973_DEBUG_PID),
diff --git a/drivers/usb/serial/ftdi_sio.h b/drivers/usb/serial/ftdi_sio.h
index e1eb742abcd..6da539ede0e 100644
--- a/drivers/usb/serial/ftdi_sio.h
+++ b/drivers/usb/serial/ftdi_sio.h
@@ -557,6 +557,9 @@
#define TML_VID 0x1B91 /* Vendor ID */
#define TML_USB_SERIAL_PID 0x0064 /* USB - Serial Converter */
+/* Propox devices */
+#define FTDI_PROPOX_JTAGCABLEII_PID 0xD738
+
/* Commands */
#define FTDI_SIO_RESET 0 /* Reset the port */
#define FTDI_SIO_MODEM_CTRL 1 /* Set the modem control register */
diff --git a/drivers/usb/serial/generic.c b/drivers/usb/serial/generic.c
index 97fa3c42843..7cfce9dabb9 100644
--- a/drivers/usb/serial/generic.c
+++ b/drivers/usb/serial/generic.c
@@ -323,7 +323,7 @@ static void flush_and_resubmit_read_urb (struct usb_serial_port *port)
room = tty_buffer_request_room(tty, urb->actual_length);
if (room) {
tty_insert_flip_string(tty, urb->transfer_buffer, room);
- tty_flip_buffer_push(tty); /* is this allowed from an URB callback ? */
+ tty_flip_buffer_push(tty);
}
}
@@ -349,10 +349,12 @@ void usb_serial_generic_read_bulk_callback (struct urb *urb)
/* Throttle the device if requested by tty */
spin_lock_irqsave(&port->lock, flags);
- if (!(port->throttled = port->throttle_req))
- /* Handle data and continue reading from device */
+ if (!(port->throttled = port->throttle_req)) {
+ spin_unlock_irqrestore(&port->lock, flags);
flush_and_resubmit_read_urb(port);
- spin_unlock_irqrestore(&port->lock, flags);
+ } else {
+ spin_unlock_irqrestore(&port->lock, flags);
+ }
}
EXPORT_SYMBOL_GPL(usb_serial_generic_read_bulk_callback);
diff --git a/drivers/usb/serial/option.c b/drivers/usb/serial/option.c
index 828a4377ec6..a396fbbdc9c 100644
--- a/drivers/usb/serial/option.c
+++ b/drivers/usb/serial/option.c
@@ -111,6 +111,42 @@ static int option_send_setup(struct usb_serial_port *port);
#define HUAWEI_PRODUCT_E220BIS 0x1004
#define NOVATELWIRELESS_VENDOR_ID 0x1410
+
+/* MERLIN EVDO PRODUCTS */
+#define NOVATELWIRELESS_PRODUCT_V640 0x1100
+#define NOVATELWIRELESS_PRODUCT_V620 0x1110
+#define NOVATELWIRELESS_PRODUCT_V740 0x1120
+#define NOVATELWIRELESS_PRODUCT_V720 0x1130
+
+/* MERLIN HSDPA/HSPA PRODUCTS */
+#define NOVATELWIRELESS_PRODUCT_U730 0x1400
+#define NOVATELWIRELESS_PRODUCT_U740 0x1410
+#define NOVATELWIRELESS_PRODUCT_U870 0x1420
+#define NOVATELWIRELESS_PRODUCT_XU870 0x1430
+#define NOVATELWIRELESS_PRODUCT_X950D 0x1450
+
+/* EXPEDITE PRODUCTS */
+#define NOVATELWIRELESS_PRODUCT_EV620 0x2100
+#define NOVATELWIRELESS_PRODUCT_ES720 0x2110
+#define NOVATELWIRELESS_PRODUCT_E725 0x2120
+#define NOVATELWIRELESS_PRODUCT_EU730 0x2400
+#define NOVATELWIRELESS_PRODUCT_EU740 0x2410
+#define NOVATELWIRELESS_PRODUCT_EU870D 0x2420
+
+/* OVATION PRODUCTS */
+#define NOVATELWIRELESS_PRODUCT_MC727 0x4100
+#define NOVATELWIRELESS_PRODUCT_MC950D 0x4400
+
+/* FUTURE NOVATEL PRODUCTS */
+#define NOVATELWIRELESS_PRODUCT_EVDO_1 0x6000
+#define NOVATELWIRELESS_PRODUCT_HSPA_1 0x7000
+#define NOVATELWIRELESS_PRODUCT_EMBEDDED_1 0x8000
+#define NOVATELWIRELESS_PRODUCT_GLOBAL_1 0x9000
+#define NOVATELWIRELESS_PRODUCT_EVDO_2 0x6001
+#define NOVATELWIRELESS_PRODUCT_HSPA_2 0x7001
+#define NOVATELWIRELESS_PRODUCT_EMBEDDED_2 0x8001
+#define NOVATELWIRELESS_PRODUCT_GLOBAL_2 0x9001
+
#define DELL_VENDOR_ID 0x413C
#define KYOCERA_VENDOR_ID 0x0c88
@@ -168,21 +204,34 @@ static struct usb_device_id option_ids[] = {
{ USB_DEVICE(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E600) },
{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E220, 0xff, 0xff, 0xff) },
{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E220BIS, 0xff, 0xff, 0xff) },
- { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, 0x1100) }, /* Novatel Merlin XS620/S640 */
- { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, 0x1110) }, /* Novatel Merlin S620 */
- { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, 0x1120) }, /* Novatel Merlin EX720 */
- { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, 0x1130) }, /* Novatel Merlin S720 */
- { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, 0x1400) }, /* Novatel U730 */
- { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, 0x1410) }, /* Novatel U740 */
- { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, 0x1420) }, /* Novatel EU870 */
- { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, 0x1430) }, /* Novatel Merlin XU870 HSDPA/3G */
- { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, 0x2100) }, /* Novatel EV620 CDMA/EV-DO */
- { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, 0x2110) }, /* Novatel Merlin ES620 / Merlin ES720 / Ovation U720 */
+ { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_V640) }, /* Novatel Merlin V640/XV620 */
+ { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_V620) }, /* Novatel Merlin V620/S620 */
+ { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_V740) }, /* Novatel Merlin EX720/V740/X720 */
+ { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_V720) }, /* Novatel Merlin V720/S720/PC720 */
+ { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_U730) }, /* Novatel U730/U740 (VF version) */
+ { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_U740) }, /* Novatel U740 */
+ { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_U870) }, /* Novatel U870 */
+ { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_XU870) }, /* Novatel Merlin XU870 HSDPA/3G */
+ { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_X950D) }, /* Novatel X950D */
+ { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_EV620) }, /* Novatel EV620/ES620 CDMA/EV-DO */
+ { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_ES720) }, /* Novatel ES620/ES720/U720/USB720 */
+ { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_E725) }, /* Novatel E725/E726 */
{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, 0x2130) }, /* Novatel Merlin ES620 SM Bus */
- { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, 0x2410) }, /* Novatel EU740 */
- { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, 0x4100) }, /* Novatel U727 */
- { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, 0x4400) }, /* Novatel MC950 */
+ { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_EU730) }, /* Novatel EU730 and Vodafone EU740 */
+ { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_EU740) }, /* Novatel non-Vodafone EU740 */
+ { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_EU870D) }, /* Novatel EU850D/EU860D/EU870D */
+ { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_MC950D) }, /* Novatel MC930D/MC950D */
+ { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_MC727) }, /* Novatel MC727/U727/USB727 */
{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, 0x5010) }, /* Novatel U727 */
+ { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_EVDO_1) }, /* Novatel EVDO product */
+ { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_HSPA_1) }, /* Novatel HSPA product */
+ { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_EMBEDDED_1) }, /* Novatel Embedded product */
+ { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_GLOBAL_1) }, /* Novatel Global product */
+ { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_EVDO_2) }, /* Novatel EVDO product */
+ { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_HSPA_2) }, /* Novatel HSPA product */
+ { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_EMBEDDED_2) }, /* Novatel Embedded product */
+ { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_GLOBAL_2) }, /* Novatel Global product */
+
{ USB_DEVICE(DELL_VENDOR_ID, 0x8114) }, /* Dell Wireless 5700 Mobile Broadband CDMA/EVDO Mini-Card == Novatel Expedite EV620 CDMA/EV-DO */
{ USB_DEVICE(DELL_VENDOR_ID, 0x8115) }, /* Dell Wireless 5500 Mobile Broadband HSDPA Mini-Card == Novatel Expedite EU740 HSDPA/3G */
{ USB_DEVICE(DELL_VENDOR_ID, 0x8116) }, /* Dell Wireless 5505 Mobile Broadband HSDPA Mini-Card == Novatel Expedite EU740 HSDPA/3G */
diff --git a/drivers/usb/storage/sddr55.c b/drivers/usb/storage/sddr55.c
index d43a3415e12..6d14327c921 100644
--- a/drivers/usb/storage/sddr55.c
+++ b/drivers/usb/storage/sddr55.c
@@ -522,8 +522,8 @@ int sddr55_reset(struct us_data *us) {
static unsigned long sddr55_get_capacity(struct us_data *us) {
- unsigned char manufacturerID;
- unsigned char deviceID;
+ unsigned char uninitialized_var(manufacturerID);
+ unsigned char uninitialized_var(deviceID);
int result;
struct sddr55_card_info *info = (struct sddr55_card_info *)us->extra;
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2024-12-23 08:21:52 +0000