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-rw-r--r--drivers/usb/core/hub.c18
-rw-r--r--drivers/usb/core/quirks.c8
-rw-r--r--drivers/usb/host/xhci-dbg.c9
-rw-r--r--drivers/usb/host/xhci-mem.c10
-rw-r--r--drivers/usb/host/xhci-ring.c40
-rw-r--r--drivers/usb/host/xhci.c14
-rw-r--r--drivers/usb/host/xhci.h2
-rw-r--r--drivers/usb/musb/musb_core.c1
-rw-r--r--drivers/usb/musb/musb_core.h17
-rw-r--r--drivers/usb/musb/omap2430.c1
-rw-r--r--drivers/usb/serial/sierra.c3
-rw-r--r--drivers/usb/serial/usb_wwan.c15
-rw-r--r--drivers/usb/serial/visor.c12
13 files changed, 91 insertions, 59 deletions
diff --git a/drivers/usb/core/hub.c b/drivers/usb/core/hub.c
index d041c68..0f299b7 100644
--- a/drivers/usb/core/hub.c
+++ b/drivers/usb/core/hub.c
@@ -2681,17 +2681,13 @@ hub_port_init (struct usb_hub *hub, struct usb_device *udev, int port1,
mutex_lock(&usb_address0_mutex);
- if (!udev->config && oldspeed == USB_SPEED_SUPER) {
- /* Don't reset USB 3.0 devices during an initial setup */
- usb_set_device_state(udev, USB_STATE_DEFAULT);
- } else {
- /* Reset the device; full speed may morph to high speed */
- /* FIXME a USB 2.0 device may morph into SuperSpeed on reset. */
- retval = hub_port_reset(hub, port1, udev, delay);
- if (retval < 0) /* error or disconnect */
- goto fail;
- /* success, speed is known */
- }
+ /* Reset the device; full speed may morph to high speed */
+ /* FIXME a USB 2.0 device may morph into SuperSpeed on reset. */
+ retval = hub_port_reset(hub, port1, udev, delay);
+ if (retval < 0) /* error or disconnect */
+ goto fail;
+ /* success, speed is known */
+
retval = -ENODEV;
if (oldspeed != USB_SPEED_UNKNOWN && oldspeed != udev->speed) {
diff --git a/drivers/usb/core/quirks.c b/drivers/usb/core/quirks.c
index 44c5954..81ce6a8 100644
--- a/drivers/usb/core/quirks.c
+++ b/drivers/usb/core/quirks.c
@@ -48,6 +48,10 @@ static const struct usb_device_id usb_quirk_list[] = {
{ USB_DEVICE(0x04b4, 0x0526), .driver_info =
USB_QUIRK_CONFIG_INTF_STRINGS },
+ /* Samsung Android phone modem - ID conflict with SPH-I500 */
+ { USB_DEVICE(0x04e8, 0x6601), .driver_info =
+ USB_QUIRK_CONFIG_INTF_STRINGS },
+
/* Roland SC-8820 */
{ USB_DEVICE(0x0582, 0x0007), .driver_info = USB_QUIRK_RESET_RESUME },
@@ -68,6 +72,10 @@ static const struct usb_device_id usb_quirk_list[] = {
/* M-Systems Flash Disk Pioneers */
{ USB_DEVICE(0x08ec, 0x1000), .driver_info = USB_QUIRK_RESET_RESUME },
+ /* Keytouch QWERTY Panel keyboard */
+ { USB_DEVICE(0x0926, 0x3333), .driver_info =
+ USB_QUIRK_CONFIG_INTF_STRINGS },
+
/* X-Rite/Gretag-Macbeth Eye-One Pro display colorimeter */
{ USB_DEVICE(0x0971, 0x2000), .driver_info = USB_QUIRK_NO_SET_INTF },
diff --git a/drivers/usb/host/xhci-dbg.c b/drivers/usb/host/xhci-dbg.c
index fcbf4ab..0231814 100644
--- a/drivers/usb/host/xhci-dbg.c
+++ b/drivers/usb/host/xhci-dbg.c
@@ -169,9 +169,10 @@ static void xhci_print_ports(struct xhci_hcd *xhci)
}
}
-void xhci_print_ir_set(struct xhci_hcd *xhci, struct xhci_intr_reg *ir_set, int set_num)
+void xhci_print_ir_set(struct xhci_hcd *xhci, int set_num)
{
- void *addr;
+ struct xhci_intr_reg __iomem *ir_set = &xhci->run_regs->ir_set[set_num];
+ void __iomem *addr;
u32 temp;
u64 temp_64;
@@ -449,7 +450,7 @@ char *xhci_get_slot_state(struct xhci_hcd *xhci,
}
}
-void xhci_dbg_slot_ctx(struct xhci_hcd *xhci, struct xhci_container_ctx *ctx)
+static void xhci_dbg_slot_ctx(struct xhci_hcd *xhci, struct xhci_container_ctx *ctx)
{
/* Fields are 32 bits wide, DMA addresses are in bytes */
int field_size = 32 / 8;
@@ -488,7 +489,7 @@ void xhci_dbg_slot_ctx(struct xhci_hcd *xhci, struct xhci_container_ctx *ctx)
dbg_rsvd64(xhci, (u64 *)slot_ctx, dma);
}
-void xhci_dbg_ep_ctx(struct xhci_hcd *xhci,
+static void xhci_dbg_ep_ctx(struct xhci_hcd *xhci,
struct xhci_container_ctx *ctx,
unsigned int last_ep)
{
diff --git a/drivers/usb/host/xhci-mem.c b/drivers/usb/host/xhci-mem.c
index 1d0f45f..a953439 100644
--- a/drivers/usb/host/xhci-mem.c
+++ b/drivers/usb/host/xhci-mem.c
@@ -307,7 +307,7 @@ struct xhci_ep_ctx *xhci_get_ep_ctx(struct xhci_hcd *xhci,
/***************** Streams structures manipulation *************************/
-void xhci_free_stream_ctx(struct xhci_hcd *xhci,
+static void xhci_free_stream_ctx(struct xhci_hcd *xhci,
unsigned int num_stream_ctxs,
struct xhci_stream_ctx *stream_ctx, dma_addr_t dma)
{
@@ -335,7 +335,7 @@ void xhci_free_stream_ctx(struct xhci_hcd *xhci,
* The stream context array must be a power of 2, and can be as small as
* 64 bytes or as large as 1MB.
*/
-struct xhci_stream_ctx *xhci_alloc_stream_ctx(struct xhci_hcd *xhci,
+static struct xhci_stream_ctx *xhci_alloc_stream_ctx(struct xhci_hcd *xhci,
unsigned int num_stream_ctxs, dma_addr_t *dma,
gfp_t mem_flags)
{
@@ -1900,11 +1900,11 @@ int xhci_mem_init(struct xhci_hcd *xhci, gfp_t flags)
val &= DBOFF_MASK;
xhci_dbg(xhci, "// Doorbell array is located at offset 0x%x"
" from cap regs base addr\n", val);
- xhci->dba = (void *) xhci->cap_regs + val;
+ xhci->dba = (void __iomem *) xhci->cap_regs + val;
xhci_dbg_regs(xhci);
xhci_print_run_regs(xhci);
/* Set ir_set to interrupt register set 0 */
- xhci->ir_set = (void *) xhci->run_regs->ir_set;
+ xhci->ir_set = &xhci->run_regs->ir_set[0];
/*
* Event ring setup: Allocate a normal ring, but also setup
@@ -1961,7 +1961,7 @@ int xhci_mem_init(struct xhci_hcd *xhci, gfp_t flags)
/* Set the event ring dequeue address */
xhci_set_hc_event_deq(xhci);
xhci_dbg(xhci, "Wrote ERST address to ir_set 0.\n");
- xhci_print_ir_set(xhci, xhci->ir_set, 0);
+ xhci_print_ir_set(xhci, 0);
/*
* XXX: Might need to set the Interrupter Moderation Register to
diff --git a/drivers/usb/host/xhci-ring.c b/drivers/usb/host/xhci-ring.c
index 3e8211c..3289bf4 100644
--- a/drivers/usb/host/xhci-ring.c
+++ b/drivers/usb/host/xhci-ring.c
@@ -474,8 +474,11 @@ void xhci_find_new_dequeue_state(struct xhci_hcd *xhci,
state->new_deq_seg = find_trb_seg(cur_td->start_seg,
dev->eps[ep_index].stopped_trb,
&state->new_cycle_state);
- if (!state->new_deq_seg)
- BUG();
+ if (!state->new_deq_seg) {
+ WARN_ON(1);
+ return;
+ }
+
/* Dig out the cycle state saved by the xHC during the stop ep cmd */
xhci_dbg(xhci, "Finding endpoint context\n");
ep_ctx = xhci_get_ep_ctx(xhci, dev->out_ctx, ep_index);
@@ -486,8 +489,10 @@ void xhci_find_new_dequeue_state(struct xhci_hcd *xhci,
state->new_deq_seg = find_trb_seg(state->new_deq_seg,
state->new_deq_ptr,
&state->new_cycle_state);
- if (!state->new_deq_seg)
- BUG();
+ if (!state->new_deq_seg) {
+ WARN_ON(1);
+ return;
+ }
trb = &state->new_deq_ptr->generic;
if ((trb->field[3] & TRB_TYPE_BITMASK) == TRB_TYPE(TRB_LINK) &&
@@ -2363,12 +2368,13 @@ static unsigned int count_sg_trbs_needed(struct xhci_hcd *xhci, struct urb *urb)
/* Scatter gather list entries may cross 64KB boundaries */
running_total = TRB_MAX_BUFF_SIZE -
- (sg_dma_address(sg) & ((1 << TRB_MAX_BUFF_SHIFT) - 1));
+ (sg_dma_address(sg) & (TRB_MAX_BUFF_SIZE - 1));
+ running_total &= TRB_MAX_BUFF_SIZE - 1;
if (running_total != 0)
num_trbs++;
/* How many more 64KB chunks to transfer, how many more TRBs? */
- while (running_total < sg_dma_len(sg)) {
+ while (running_total < sg_dma_len(sg) && running_total < temp) {
num_trbs++;
running_total += TRB_MAX_BUFF_SIZE;
}
@@ -2394,11 +2400,11 @@ static unsigned int count_sg_trbs_needed(struct xhci_hcd *xhci, struct urb *urb)
static void check_trb_math(struct urb *urb, int num_trbs, int running_total)
{
if (num_trbs != 0)
- dev_dbg(&urb->dev->dev, "%s - ep %#x - Miscalculated number of "
+ dev_err(&urb->dev->dev, "%s - ep %#x - Miscalculated number of "
"TRBs, %d left\n", __func__,
urb->ep->desc.bEndpointAddress, num_trbs);
if (running_total != urb->transfer_buffer_length)
- dev_dbg(&urb->dev->dev, "%s - ep %#x - Miscalculated tx length, "
+ dev_err(&urb->dev->dev, "%s - ep %#x - Miscalculated tx length, "
"queued %#x (%d), asked for %#x (%d)\n",
__func__,
urb->ep->desc.bEndpointAddress,
@@ -2533,8 +2539,7 @@ static int queue_bulk_sg_tx(struct xhci_hcd *xhci, gfp_t mem_flags,
sg = urb->sg;
addr = (u64) sg_dma_address(sg);
this_sg_len = sg_dma_len(sg);
- trb_buff_len = TRB_MAX_BUFF_SIZE -
- (addr & ((1 << TRB_MAX_BUFF_SHIFT) - 1));
+ trb_buff_len = TRB_MAX_BUFF_SIZE - (addr & (TRB_MAX_BUFF_SIZE - 1));
trb_buff_len = min_t(int, trb_buff_len, this_sg_len);
if (trb_buff_len > urb->transfer_buffer_length)
trb_buff_len = urb->transfer_buffer_length;
@@ -2572,7 +2577,7 @@ static int queue_bulk_sg_tx(struct xhci_hcd *xhci, gfp_t mem_flags,
(unsigned int) (addr + TRB_MAX_BUFF_SIZE) & ~(TRB_MAX_BUFF_SIZE - 1),
(unsigned int) addr + trb_buff_len);
if (TRB_MAX_BUFF_SIZE -
- (addr & ((1 << TRB_MAX_BUFF_SHIFT) - 1)) < trb_buff_len) {
+ (addr & (TRB_MAX_BUFF_SIZE - 1)) < trb_buff_len) {
xhci_warn(xhci, "WARN: sg dma xfer crosses 64KB boundaries!\n");
xhci_dbg(xhci, "Next boundary at %#x, end dma = %#x\n",
(unsigned int) (addr + TRB_MAX_BUFF_SIZE) & ~(TRB_MAX_BUFF_SIZE - 1),
@@ -2616,7 +2621,7 @@ static int queue_bulk_sg_tx(struct xhci_hcd *xhci, gfp_t mem_flags,
}
trb_buff_len = TRB_MAX_BUFF_SIZE -
- (addr & ((1 << TRB_MAX_BUFF_SHIFT) - 1));
+ (addr & (TRB_MAX_BUFF_SIZE - 1));
trb_buff_len = min_t(int, trb_buff_len, this_sg_len);
if (running_total + trb_buff_len > urb->transfer_buffer_length)
trb_buff_len =
@@ -2656,7 +2661,8 @@ int xhci_queue_bulk_tx(struct xhci_hcd *xhci, gfp_t mem_flags,
num_trbs = 0;
/* How much data is (potentially) left before the 64KB boundary? */
running_total = TRB_MAX_BUFF_SIZE -
- (urb->transfer_dma & ((1 << TRB_MAX_BUFF_SHIFT) - 1));
+ (urb->transfer_dma & (TRB_MAX_BUFF_SIZE - 1));
+ running_total &= TRB_MAX_BUFF_SIZE - 1;
/* If there's some data on this 64KB chunk, or we have to send a
* zero-length transfer, we need at least one TRB
@@ -2700,8 +2706,8 @@ int xhci_queue_bulk_tx(struct xhci_hcd *xhci, gfp_t mem_flags,
/* How much data is in the first TRB? */
addr = (u64) urb->transfer_dma;
trb_buff_len = TRB_MAX_BUFF_SIZE -
- (urb->transfer_dma & ((1 << TRB_MAX_BUFF_SHIFT) - 1));
- if (urb->transfer_buffer_length < trb_buff_len)
+ (urb->transfer_dma & (TRB_MAX_BUFF_SIZE - 1));
+ if (trb_buff_len > urb->transfer_buffer_length)
trb_buff_len = urb->transfer_buffer_length;
first_trb = true;
@@ -2879,8 +2885,8 @@ static int count_isoc_trbs_needed(struct xhci_hcd *xhci,
addr = (u64) (urb->transfer_dma + urb->iso_frame_desc[i].offset);
td_len = urb->iso_frame_desc[i].length;
- running_total = TRB_MAX_BUFF_SIZE -
- (addr & ((1 << TRB_MAX_BUFF_SHIFT) - 1));
+ running_total = TRB_MAX_BUFF_SIZE - (addr & (TRB_MAX_BUFF_SIZE - 1));
+ running_total &= TRB_MAX_BUFF_SIZE - 1;
if (running_total != 0)
num_trbs++;
diff --git a/drivers/usb/host/xhci.c b/drivers/usb/host/xhci.c
index 34cf4e1..2083fc2 100644
--- a/drivers/usb/host/xhci.c
+++ b/drivers/usb/host/xhci.c
@@ -109,7 +109,7 @@ int xhci_halt(struct xhci_hcd *xhci)
/*
* Set the run bit and wait for the host to be running.
*/
-int xhci_start(struct xhci_hcd *xhci)
+static int xhci_start(struct xhci_hcd *xhci)
{
u32 temp;
int ret;
@@ -329,7 +329,7 @@ int xhci_init(struct usb_hcd *hcd)
#ifdef CONFIG_USB_XHCI_HCD_DEBUGGING
-void xhci_event_ring_work(unsigned long arg)
+static void xhci_event_ring_work(unsigned long arg)
{
unsigned long flags;
int temp;
@@ -473,7 +473,7 @@ int xhci_run(struct usb_hcd *hcd)
xhci->ir_set, (unsigned int) ER_IRQ_ENABLE(temp));
xhci_writel(xhci, ER_IRQ_ENABLE(temp),
&xhci->ir_set->irq_pending);
- xhci_print_ir_set(xhci, xhci->ir_set, 0);
+ xhci_print_ir_set(xhci, 0);
if (NUM_TEST_NOOPS > 0)
doorbell = xhci_setup_one_noop(xhci);
@@ -528,7 +528,7 @@ void xhci_stop(struct usb_hcd *hcd)
temp = xhci_readl(xhci, &xhci->ir_set->irq_pending);
xhci_writel(xhci, ER_IRQ_DISABLE(temp),
&xhci->ir_set->irq_pending);
- xhci_print_ir_set(xhci, xhci->ir_set, 0);
+ xhci_print_ir_set(xhci, 0);
xhci_dbg(xhci, "cleaning up memory\n");
xhci_mem_cleanup(xhci);
@@ -755,7 +755,7 @@ int xhci_resume(struct xhci_hcd *xhci, bool hibernated)
temp = xhci_readl(xhci, &xhci->ir_set->irq_pending);
xhci_writel(xhci, ER_IRQ_DISABLE(temp),
&xhci->ir_set->irq_pending);
- xhci_print_ir_set(xhci, xhci->ir_set, 0);
+ xhci_print_ir_set(xhci, 0);
xhci_dbg(xhci, "cleaning up memory\n");
xhci_mem_cleanup(xhci);
@@ -857,7 +857,7 @@ unsigned int xhci_last_valid_endpoint(u32 added_ctxs)
/* Returns 1 if the arguments are OK;
* returns 0 this is a root hub; returns -EINVAL for NULL pointers.
*/
-int xhci_check_args(struct usb_hcd *hcd, struct usb_device *udev,
+static int xhci_check_args(struct usb_hcd *hcd, struct usb_device *udev,
struct usb_host_endpoint *ep, int check_ep, bool check_virt_dev,
const char *func) {
struct xhci_hcd *xhci;
@@ -1693,7 +1693,7 @@ static void xhci_setup_input_ctx_for_config_ep(struct xhci_hcd *xhci,
xhci_dbg_ctx(xhci, in_ctx, xhci_last_valid_endpoint(add_flags));
}
-void xhci_setup_input_ctx_for_quirk(struct xhci_hcd *xhci,
+static void xhci_setup_input_ctx_for_quirk(struct xhci_hcd *xhci,
unsigned int slot_id, unsigned int ep_index,
struct xhci_dequeue_state *deq_state)
{
diff --git a/drivers/usb/host/xhci.h b/drivers/usb/host/xhci.h
index 7f236fd..7f127df 100644
--- a/drivers/usb/host/xhci.h
+++ b/drivers/usb/host/xhci.h
@@ -1348,7 +1348,7 @@ static inline int xhci_link_trb_quirk(struct xhci_hcd *xhci)
}
/* xHCI debugging */
-void xhci_print_ir_set(struct xhci_hcd *xhci, struct xhci_intr_reg *ir_set, int set_num);
+void xhci_print_ir_set(struct xhci_hcd *xhci, int set_num);
void xhci_print_registers(struct xhci_hcd *xhci);
void xhci_dbg_regs(struct xhci_hcd *xhci);
void xhci_print_run_regs(struct xhci_hcd *xhci);
diff --git a/drivers/usb/musb/musb_core.c b/drivers/usb/musb/musb_core.c
index 538fafa..e550f35 100644
--- a/drivers/usb/musb/musb_core.c
+++ b/drivers/usb/musb/musb_core.c
@@ -1864,6 +1864,7 @@ allocate_instance(struct device *dev,
INIT_LIST_HEAD(&musb->out_bulk);
hcd->uses_new_polling = 1;
+ hcd->has_tt = 1;
musb->vbuserr_retry = VBUSERR_RETRY_COUNT;
musb->a_wait_bcon = OTG_TIME_A_WAIT_BCON;
diff --git a/drivers/usb/musb/musb_core.h b/drivers/usb/musb/musb_core.h
index 07075c3..3fb617e 100644
--- a/drivers/usb/musb/musb_core.h
+++ b/drivers/usb/musb/musb_core.h
@@ -488,6 +488,15 @@ struct musb {
unsigned set_address:1;
unsigned test_mode:1;
unsigned softconnect:1;
+
+ u8 address;
+ u8 test_mode_nr;
+ u16 ackpend; /* ep0 */
+ enum musb_g_ep0_state ep0_state;
+ struct usb_gadget g; /* the gadget */
+ struct usb_gadget_driver *gadget_driver; /* its driver */
+#endif
+
/*
* FIXME: Remove this flag.
*
@@ -501,14 +510,6 @@ struct musb {
*/
unsigned double_buffer_not_ok:1 __deprecated;
- u8 address;
- u8 test_mode_nr;
- u16 ackpend; /* ep0 */
- enum musb_g_ep0_state ep0_state;
- struct usb_gadget g; /* the gadget */
- struct usb_gadget_driver *gadget_driver; /* its driver */
-#endif
-
struct musb_hdrc_config *config;
#ifdef MUSB_CONFIG_PROC_FS
diff --git a/drivers/usb/musb/omap2430.c b/drivers/usb/musb/omap2430.c
index a3f1233..bc8badd 100644
--- a/drivers/usb/musb/omap2430.c
+++ b/drivers/usb/musb/omap2430.c
@@ -362,6 +362,7 @@ static int omap2430_musb_init(struct musb *musb)
static int omap2430_musb_exit(struct musb *musb)
{
+ del_timer_sync(&musb_idle_timer);
omap2430_low_level_exit(musb);
otg_put_transceiver(musb->xceiv);
diff --git a/drivers/usb/serial/sierra.c b/drivers/usb/serial/sierra.c
index 7481ff8..0457813 100644
--- a/drivers/usb/serial/sierra.c
+++ b/drivers/usb/serial/sierra.c
@@ -301,6 +301,9 @@ static const struct usb_device_id id_table[] = {
{ USB_DEVICE(0x1199, 0x68A3), /* Sierra Wireless Direct IP modems */
.driver_info = (kernel_ulong_t)&direct_ip_interface_blacklist
},
+ { USB_DEVICE(0x0f3d, 0x68A3), /* Airprime/Sierra Wireless Direct IP modems */
+ .driver_info = (kernel_ulong_t)&direct_ip_interface_blacklist
+ },
{ USB_DEVICE(0x413C, 0x08133) }, /* Dell Computer Corp. Wireless 5720 VZW Mobile Broadband (EVDO Rev-A) Minicard GPS Port */
{ }
diff --git a/drivers/usb/serial/usb_wwan.c b/drivers/usb/serial/usb_wwan.c
index b004b2a..9c014e2 100644
--- a/drivers/usb/serial/usb_wwan.c
+++ b/drivers/usb/serial/usb_wwan.c
@@ -295,12 +295,15 @@ static void usb_wwan_indat_callback(struct urb *urb)
__func__, status, endpoint);
} else {
tty = tty_port_tty_get(&port->port);
- if (urb->actual_length) {
- tty_insert_flip_string(tty, data, urb->actual_length);
- tty_flip_buffer_push(tty);
- } else
- dbg("%s: empty read urb received", __func__);
- tty_kref_put(tty);
+ if (tty) {
+ if (urb->actual_length) {
+ tty_insert_flip_string(tty, data,
+ urb->actual_length);
+ tty_flip_buffer_push(tty);
+ } else
+ dbg("%s: empty read urb received", __func__);
+ tty_kref_put(tty);
+ }
/* Resubmit urb so we continue receiving */
if (status != -ESHUTDOWN) {
diff --git a/drivers/usb/serial/visor.c b/drivers/usb/serial/visor.c
index 15a5d89..1c11959 100644
--- a/drivers/usb/serial/visor.c
+++ b/drivers/usb/serial/visor.c
@@ -27,6 +27,7 @@
#include <linux/uaccess.h>
#include <linux/usb.h>
#include <linux/usb/serial.h>
+#include <linux/usb/cdc.h>
#include "visor.h"
/*
@@ -479,6 +480,17 @@ static int visor_probe(struct usb_serial *serial,
dbg("%s", __func__);
+ /*
+ * some Samsung Android phones in modem mode have the same ID
+ * as SPH-I500, but they are ACM devices, so dont bind to them
+ */
+ if (id->idVendor == SAMSUNG_VENDOR_ID &&
+ id->idProduct == SAMSUNG_SPH_I500_ID &&
+ serial->dev->descriptor.bDeviceClass == USB_CLASS_COMM &&
+ serial->dev->descriptor.bDeviceSubClass ==
+ USB_CDC_SUBCLASS_ACM)
+ return -ENODEV;
+
if (serial->dev->actconfig->desc.bConfigurationValue != 1) {
dev_err(&serial->dev->dev, "active config #%d != 1 ??\n",
serial->dev->actconfig->desc.bConfigurationValue);
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