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-rw-r--r--drivers/usb/core/hcd.c2
-rw-r--r--drivers/usb/gadget/f_phonet.c1
-rw-r--r--drivers/usb/host/ehci-hub.c7
-rw-r--r--drivers/usb/host/ehci-s5p.c1
-rw-r--r--drivers/usb/host/xhci-hub.c17
-rw-r--r--drivers/usb/host/xhci-ring.c90
-rw-r--r--drivers/usb/host/xhci.c28
-rw-r--r--drivers/usb/musb/blackfin.c1
-rw-r--r--drivers/usb/musb/cppi_dma.c26
-rw-r--r--drivers/usb/musb/musb_core.h12
-rw-r--r--drivers/usb/musb/musb_gadget.c4
-rw-r--r--drivers/usb/musb/musb_regs.h6
-rw-r--r--drivers/usb/musb/tusb6010.c1
-rw-r--r--drivers/usb/musb/tusb6010_omap.c1
-rw-r--r--drivers/usb/musb/ux500_dma.c38
-rw-r--r--drivers/usb/serial/ftdi_sio.c20
-rw-r--r--drivers/usb/serial/option.c104
17 files changed, 283 insertions, 76 deletions
diff --git a/drivers/usb/core/hcd.c b/drivers/usb/core/hcd.c
index 8669ba3..73cbbd8 100644
--- a/drivers/usb/core/hcd.c
+++ b/drivers/usb/core/hcd.c
@@ -1775,6 +1775,8 @@ int usb_hcd_alloc_bandwidth(struct usb_device *udev,
struct usb_interface *iface = usb_ifnum_to_if(udev,
cur_alt->desc.bInterfaceNumber);
+ if (!iface)
+ return -EINVAL;
if (iface->resetting_device) {
/*
* The USB core just reset the device, so the xHCI host
diff --git a/drivers/usb/gadget/f_phonet.c b/drivers/usb/gadget/f_phonet.c
index 8f8d3f6..8f3eab1 100644
--- a/drivers/usb/gadget/f_phonet.c
+++ b/drivers/usb/gadget/f_phonet.c
@@ -434,6 +434,7 @@ static int pn_set_alt(struct usb_function *f, unsigned intf, unsigned alt)
config_ep_by_speed(gadget, f, fp->out_ep)) {
fp->in_ep->desc = NULL;
fp->out_ep->desc = NULL;
+ spin_unlock(&port->lock);
return -EINVAL;
}
usb_ep_enable(fp->out_ep);
diff --git a/drivers/usb/host/ehci-hub.c b/drivers/usb/host/ehci-hub.c
index e051b30..4c32cb1 100644
--- a/drivers/usb/host/ehci-hub.c
+++ b/drivers/usb/host/ehci-hub.c
@@ -343,7 +343,7 @@ static int ehci_bus_resume (struct usb_hcd *hcd)
u32 temp;
u32 power_okay;
int i;
- u8 resume_needed = 0;
+ unsigned long resume_needed = 0;
if (time_before (jiffies, ehci->next_statechange))
msleep(5);
@@ -416,7 +416,7 @@ static int ehci_bus_resume (struct usb_hcd *hcd)
if (test_bit(i, &ehci->bus_suspended) &&
(temp & PORT_SUSPEND)) {
temp |= PORT_RESUME;
- resume_needed = 1;
+ set_bit(i, &resume_needed);
}
ehci_writel(ehci, temp, &ehci->regs->port_status [i]);
}
@@ -431,8 +431,7 @@ static int ehci_bus_resume (struct usb_hcd *hcd)
i = HCS_N_PORTS (ehci->hcs_params);
while (i--) {
temp = ehci_readl(ehci, &ehci->regs->port_status [i]);
- if (test_bit(i, &ehci->bus_suspended) &&
- (temp & PORT_SUSPEND)) {
+ if (test_bit(i, &resume_needed)) {
temp &= ~(PORT_RWC_BITS | PORT_RESUME);
ehci_writel(ehci, temp, &ehci->regs->port_status [i]);
ehci_vdbg (ehci, "resumed port %d\n", i + 1);
diff --git a/drivers/usb/host/ehci-s5p.c b/drivers/usb/host/ehci-s5p.c
index b3958b3..9e77f1c 100644
--- a/drivers/usb/host/ehci-s5p.c
+++ b/drivers/usb/host/ehci-s5p.c
@@ -86,6 +86,7 @@ static int __devinit s5p_ehci_probe(struct platform_device *pdev)
goto fail_hcd;
}
+ s5p_ehci->hcd = hcd;
s5p_ehci->clk = clk_get(&pdev->dev, "usbhost");
if (IS_ERR(s5p_ehci->clk)) {
diff --git a/drivers/usb/host/xhci-hub.c b/drivers/usb/host/xhci-hub.c
index 0be788c..1e96d1f 100644
--- a/drivers/usb/host/xhci-hub.c
+++ b/drivers/usb/host/xhci-hub.c
@@ -463,11 +463,12 @@ int xhci_hub_control(struct usb_hcd *hcd, u16 typeReq, u16 wValue,
&& (temp & PORT_POWER))
status |= USB_PORT_STAT_SUSPEND;
}
- if ((temp & PORT_PLS_MASK) == XDEV_RESUME) {
+ if ((temp & PORT_PLS_MASK) == XDEV_RESUME &&
+ !DEV_SUPERSPEED(temp)) {
if ((temp & PORT_RESET) || !(temp & PORT_PE))
goto error;
- if (!DEV_SUPERSPEED(temp) && time_after_eq(jiffies,
- bus_state->resume_done[wIndex])) {
+ if (time_after_eq(jiffies,
+ bus_state->resume_done[wIndex])) {
xhci_dbg(xhci, "Resume USB2 port %d\n",
wIndex + 1);
bus_state->resume_done[wIndex] = 0;
@@ -487,6 +488,14 @@ int xhci_hub_control(struct usb_hcd *hcd, u16 typeReq, u16 wValue,
xhci_ring_device(xhci, slot_id);
bus_state->port_c_suspend |= 1 << wIndex;
bus_state->suspended_ports &= ~(1 << wIndex);
+ } else {
+ /*
+ * The resume has been signaling for less than
+ * 20ms. Report the port status as SUSPEND,
+ * let the usbcore check port status again
+ * and clear resume signaling later.
+ */
+ status |= USB_PORT_STAT_SUSPEND;
}
}
if ((temp & PORT_PLS_MASK) == XDEV_U0
@@ -664,7 +673,7 @@ int xhci_hub_control(struct usb_hcd *hcd, u16 typeReq, u16 wValue,
xhci_dbg(xhci, "PORTSC %04x\n", temp);
if (temp & PORT_RESET)
goto error;
- if (temp & XDEV_U3) {
+ if ((temp & PORT_PLS_MASK) == XDEV_U3) {
if ((temp & PORT_PE) == 0)
goto error;
diff --git a/drivers/usb/host/xhci-ring.c b/drivers/usb/host/xhci-ring.c
index 7113d16..54139a2 100644
--- a/drivers/usb/host/xhci-ring.c
+++ b/drivers/usb/host/xhci-ring.c
@@ -514,8 +514,12 @@ void xhci_find_new_dequeue_state(struct xhci_hcd *xhci,
(unsigned long long) addr);
}
+/* flip_cycle means flip the cycle bit of all but the first and last TRB.
+ * (The last TRB actually points to the ring enqueue pointer, which is not part
+ * of this TD.) This is used to remove partially enqueued isoc TDs from a ring.
+ */
static void td_to_noop(struct xhci_hcd *xhci, struct xhci_ring *ep_ring,
- struct xhci_td *cur_td)
+ struct xhci_td *cur_td, bool flip_cycle)
{
struct xhci_segment *cur_seg;
union xhci_trb *cur_trb;
@@ -528,6 +532,12 @@ static void td_to_noop(struct xhci_hcd *xhci, struct xhci_ring *ep_ring,
* leave the pointers intact.
*/
cur_trb->generic.field[3] &= cpu_to_le32(~TRB_CHAIN);
+ /* Flip the cycle bit (link TRBs can't be the first
+ * or last TRB).
+ */
+ if (flip_cycle)
+ cur_trb->generic.field[3] ^=
+ cpu_to_le32(TRB_CYCLE);
xhci_dbg(xhci, "Cancel (unchain) link TRB\n");
xhci_dbg(xhci, "Address = %p (0x%llx dma); "
"in seg %p (0x%llx dma)\n",
@@ -541,6 +551,11 @@ static void td_to_noop(struct xhci_hcd *xhci, struct xhci_ring *ep_ring,
cur_trb->generic.field[2] = 0;
/* Preserve only the cycle bit of this TRB */
cur_trb->generic.field[3] &= cpu_to_le32(TRB_CYCLE);
+ /* Flip the cycle bit except on the first or last TRB */
+ if (flip_cycle && cur_trb != cur_td->first_trb &&
+ cur_trb != cur_td->last_trb)
+ cur_trb->generic.field[3] ^=
+ cpu_to_le32(TRB_CYCLE);
cur_trb->generic.field[3] |= cpu_to_le32(
TRB_TYPE(TRB_TR_NOOP));
xhci_dbg(xhci, "Cancel TRB %p (0x%llx dma) "
@@ -719,14 +734,14 @@ static void handle_stopped_endpoint(struct xhci_hcd *xhci,
cur_td->urb->stream_id,
cur_td, &deq_state);
else
- td_to_noop(xhci, ep_ring, cur_td);
+ td_to_noop(xhci, ep_ring, cur_td, false);
remove_finished_td:
/*
* The event handler won't see a completion for this TD anymore,
* so remove it from the endpoint ring's TD list. Keep it in
* the cancelled TD list for URB completion later.
*/
- list_del(&cur_td->td_list);
+ list_del_init(&cur_td->td_list);
}
last_unlinked_td = cur_td;
xhci_stop_watchdog_timer_in_irq(xhci, ep);
@@ -754,7 +769,7 @@ remove_finished_td:
do {
cur_td = list_entry(ep->cancelled_td_list.next,
struct xhci_td, cancelled_td_list);
- list_del(&cur_td->cancelled_td_list);
+ list_del_init(&cur_td->cancelled_td_list);
/* Clean up the cancelled URB */
/* Doesn't matter what we pass for status, since the core will
@@ -862,9 +877,9 @@ void xhci_stop_endpoint_command_watchdog(unsigned long arg)
cur_td = list_first_entry(&ring->td_list,
struct xhci_td,
td_list);
- list_del(&cur_td->td_list);
+ list_del_init(&cur_td->td_list);
if (!list_empty(&cur_td->cancelled_td_list))
- list_del(&cur_td->cancelled_td_list);
+ list_del_init(&cur_td->cancelled_td_list);
xhci_giveback_urb_in_irq(xhci, cur_td,
-ESHUTDOWN, "killed");
}
@@ -873,7 +888,7 @@ void xhci_stop_endpoint_command_watchdog(unsigned long arg)
&temp_ep->cancelled_td_list,
struct xhci_td,
cancelled_td_list);
- list_del(&cur_td->cancelled_td_list);
+ list_del_init(&cur_td->cancelled_td_list);
xhci_giveback_urb_in_irq(xhci, cur_td,
-ESHUTDOWN, "killed");
}
@@ -1565,10 +1580,10 @@ td_cleanup:
else
*status = 0;
}
- list_del(&td->td_list);
+ list_del_init(&td->td_list);
/* Was this TD slated to be cancelled but completed anyway? */
if (!list_empty(&td->cancelled_td_list))
- list_del(&td->cancelled_td_list);
+ list_del_init(&td->cancelled_td_list);
urb_priv->td_cnt++;
/* Giveback the urb when all the tds are completed */
@@ -2500,11 +2515,8 @@ static int prepare_transfer(struct xhci_hcd *xhci,
if (td_index == 0) {
ret = usb_hcd_link_urb_to_ep(bus_to_hcd(urb->dev->bus), urb);
- if (unlikely(ret)) {
- xhci_urb_free_priv(xhci, urb_priv);
- urb->hcpriv = NULL;
+ if (unlikely(ret))
return ret;
- }
}
td->urb = urb;
@@ -2672,6 +2684,10 @@ static u32 xhci_v1_0_td_remainder(int running_total, int trb_buff_len,
{
int packets_transferred;
+ /* One TRB with a zero-length data packet. */
+ if (running_total == 0 && trb_buff_len == 0)
+ return 0;
+
/* All the TRB queueing functions don't count the current TRB in
* running_total.
*/
@@ -3113,20 +3129,15 @@ static int count_isoc_trbs_needed(struct xhci_hcd *xhci,
struct urb *urb, int i)
{
int num_trbs = 0;
- u64 addr, td_len, running_total;
+ u64 addr, td_len;
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 & (TRB_MAX_BUFF_SIZE - 1));
- running_total &= TRB_MAX_BUFF_SIZE - 1;
- if (running_total != 0)
- num_trbs++;
-
- while (running_total < td_len) {
+ num_trbs = DIV_ROUND_UP(td_len + (addr & (TRB_MAX_BUFF_SIZE - 1)),
+ TRB_MAX_BUFF_SIZE);
+ if (num_trbs == 0)
num_trbs++;
- running_total += TRB_MAX_BUFF_SIZE;
- }
return num_trbs;
}
@@ -3226,6 +3237,7 @@ static int xhci_queue_isoc_tx(struct xhci_hcd *xhci, gfp_t mem_flags,
start_trb = &ep_ring->enqueue->generic;
start_cycle = ep_ring->cycle_state;
+ urb_priv = urb->hcpriv;
/* Queue the first TRB, even if it's zero-length */
for (i = 0; i < num_tds; i++) {
unsigned int total_packet_count;
@@ -3237,9 +3249,11 @@ static int xhci_queue_isoc_tx(struct xhci_hcd *xhci, gfp_t mem_flags,
addr = start_addr + urb->iso_frame_desc[i].offset;
td_len = urb->iso_frame_desc[i].length;
td_remain_len = td_len;
- /* FIXME: Ignoring zero-length packets, can those happen? */
total_packet_count = roundup(td_len,
le16_to_cpu(urb->ep->desc.wMaxPacketSize));
+ /* A zero-length transfer still involves at least one packet. */
+ if (total_packet_count == 0)
+ total_packet_count++;
burst_count = xhci_get_burst_count(xhci, urb->dev, urb,
total_packet_count);
residue = xhci_get_last_burst_packet_count(xhci,
@@ -3249,12 +3263,13 @@ static int xhci_queue_isoc_tx(struct xhci_hcd *xhci, gfp_t mem_flags,
ret = prepare_transfer(xhci, xhci->devs[slot_id], ep_index,
urb->stream_id, trbs_per_td, urb, i, mem_flags);
- if (ret < 0)
- return ret;
+ if (ret < 0) {
+ if (i == 0)
+ return ret;
+ goto cleanup;
+ }
- urb_priv = urb->hcpriv;
td = urb_priv->td[i];
-
for (j = 0; j < trbs_per_td; j++) {
u32 remainder = 0;
field = TRB_TBC(burst_count) | TRB_TLBPC(residue);
@@ -3344,6 +3359,27 @@ static int xhci_queue_isoc_tx(struct xhci_hcd *xhci, gfp_t mem_flags,
giveback_first_trb(xhci, slot_id, ep_index, urb->stream_id,
start_cycle, start_trb);
return 0;
+cleanup:
+ /* Clean up a partially enqueued isoc transfer. */
+
+ for (i--; i >= 0; i--)
+ list_del_init(&urb_priv->td[i]->td_list);
+
+ /* Use the first TD as a temporary variable to turn the TDs we've queued
+ * into No-ops with a software-owned cycle bit. That way the hardware
+ * won't accidentally start executing bogus TDs when we partially
+ * overwrite them. td->first_trb and td->start_seg are already set.
+ */
+ urb_priv->td[0]->last_trb = ep_ring->enqueue;
+ /* Every TRB except the first & last will have its cycle bit flipped. */
+ td_to_noop(xhci, ep_ring, urb_priv->td[0], true);
+
+ /* Reset the ring enqueue back to the first TRB and its cycle bit. */
+ ep_ring->enqueue = urb_priv->td[0]->first_trb;
+ ep_ring->enq_seg = urb_priv->td[0]->start_seg;
+ ep_ring->cycle_state = start_cycle;
+ usb_hcd_unlink_urb_from_ep(bus_to_hcd(urb->dev->bus), urb);
+ return ret;
}
/*
diff --git a/drivers/usb/host/xhci.c b/drivers/usb/host/xhci.c
index 1c4432d..3a0f695 100644
--- a/drivers/usb/host/xhci.c
+++ b/drivers/usb/host/xhci.c
@@ -1085,8 +1085,11 @@ int xhci_urb_enqueue(struct usb_hcd *hcd, struct urb *urb, gfp_t mem_flags)
if (urb->dev->speed == USB_SPEED_FULL) {
ret = xhci_check_maxpacket(xhci, slot_id,
ep_index, urb);
- if (ret < 0)
+ if (ret < 0) {
+ xhci_urb_free_priv(xhci, urb_priv);
+ urb->hcpriv = NULL;
return ret;
+ }
}
/* We have a spinlock and interrupts disabled, so we must pass
@@ -1097,6 +1100,8 @@ int xhci_urb_enqueue(struct usb_hcd *hcd, struct urb *urb, gfp_t mem_flags)
goto dying;
ret = xhci_queue_ctrl_tx(xhci, GFP_ATOMIC, urb,
slot_id, ep_index);
+ if (ret)
+ goto free_priv;
spin_unlock_irqrestore(&xhci->lock, flags);
} else if (usb_endpoint_xfer_bulk(&urb->ep->desc)) {
spin_lock_irqsave(&xhci->lock, flags);
@@ -1117,6 +1122,8 @@ int xhci_urb_enqueue(struct usb_hcd *hcd, struct urb *urb, gfp_t mem_flags)
ret = xhci_queue_bulk_tx(xhci, GFP_ATOMIC, urb,
slot_id, ep_index);
}
+ if (ret)
+ goto free_priv;
spin_unlock_irqrestore(&xhci->lock, flags);
} else if (usb_endpoint_xfer_int(&urb->ep->desc)) {
spin_lock_irqsave(&xhci->lock, flags);
@@ -1124,6 +1131,8 @@ int xhci_urb_enqueue(struct usb_hcd *hcd, struct urb *urb, gfp_t mem_flags)
goto dying;
ret = xhci_queue_intr_tx(xhci, GFP_ATOMIC, urb,
slot_id, ep_index);
+ if (ret)
+ goto free_priv;
spin_unlock_irqrestore(&xhci->lock, flags);
} else {
spin_lock_irqsave(&xhci->lock, flags);
@@ -1131,18 +1140,22 @@ int xhci_urb_enqueue(struct usb_hcd *hcd, struct urb *urb, gfp_t mem_flags)
goto dying;
ret = xhci_queue_isoc_tx_prepare(xhci, GFP_ATOMIC, urb,
slot_id, ep_index);
+ if (ret)
+ goto free_priv;
spin_unlock_irqrestore(&xhci->lock, flags);
}
exit:
return ret;
dying:
- xhci_urb_free_priv(xhci, urb_priv);
- urb->hcpriv = NULL;
xhci_dbg(xhci, "Ep 0x%x: URB %p submitted for "
"non-responsive xHCI host.\n",
urb->ep->desc.bEndpointAddress, urb);
+ ret = -ESHUTDOWN;
+free_priv:
+ xhci_urb_free_priv(xhci, urb_priv);
+ urb->hcpriv = NULL;
spin_unlock_irqrestore(&xhci->lock, flags);
- return -ESHUTDOWN;
+ return ret;
}
/* Get the right ring for the given URB.
@@ -1239,6 +1252,13 @@ int xhci_urb_dequeue(struct usb_hcd *hcd, struct urb *urb, int status)
if (temp == 0xffffffff || (xhci->xhc_state & XHCI_STATE_HALTED)) {
xhci_dbg(xhci, "HW died, freeing TD.\n");
urb_priv = urb->hcpriv;
+ for (i = urb_priv->td_cnt; i < urb_priv->length; i++) {
+ td = urb_priv->td[i];
+ if (!list_empty(&td->td_list))
+ list_del_init(&td->td_list);
+ if (!list_empty(&td->cancelled_td_list))
+ list_del_init(&td->cancelled_td_list);
+ }
usb_hcd_unlink_urb_from_ep(hcd, urb);
spin_unlock_irqrestore(&xhci->lock, flags);
diff --git a/drivers/usb/musb/blackfin.c b/drivers/usb/musb/blackfin.c
index ae8c396..5e7cfba 100644
--- a/drivers/usb/musb/blackfin.c
+++ b/drivers/usb/musb/blackfin.c
@@ -17,6 +17,7 @@
#include <linux/io.h>
#include <linux/platform_device.h>
#include <linux/dma-mapping.h>
+#include <linux/prefetch.h>
#include <asm/cacheflush.h>
diff --git a/drivers/usb/musb/cppi_dma.c b/drivers/usb/musb/cppi_dma.c
index 149f3f3..318fb4e 100644
--- a/drivers/usb/musb/cppi_dma.c
+++ b/drivers/usb/musb/cppi_dma.c
@@ -226,8 +226,10 @@ static int cppi_controller_stop(struct dma_controller *c)
struct cppi *controller;
void __iomem *tibase;
int i;
+ struct musb *musb;
controller = container_of(c, struct cppi, controller);
+ musb = controller->musb;
tibase = controller->tibase;
/* DISABLE INDIVIDUAL CHANNEL Interrupts */
@@ -289,9 +291,11 @@ cppi_channel_allocate(struct dma_controller *c,
u8 index;
struct cppi_channel *cppi_ch;
void __iomem *tibase;
+ struct musb *musb;
controller = container_of(c, struct cppi, controller);
tibase = controller->tibase;
+ musb = controller->musb;
/* ep0 doesn't use DMA; remember cppi indices are 0..N-1 */
index = ep->epnum - 1;
@@ -339,7 +343,8 @@ static void cppi_channel_release(struct dma_channel *channel)
c = container_of(channel, struct cppi_channel, channel);
tibase = c->controller->tibase;
if (!c->hw_ep)
- dev_dbg(musb->controller, "releasing idle DMA channel %p\n", c);
+ dev_dbg(c->controller->musb->controller,
+ "releasing idle DMA channel %p\n", c);
else if (!c->transmit)
core_rxirq_enable(tibase, c->index + 1);
@@ -357,10 +362,11 @@ cppi_dump_rx(int level, struct cppi_channel *c, const char *tag)
musb_ep_select(base, c->index + 1);
- DBG(level, "RX DMA%d%s: %d left, csr %04x, "
- "%08x H%08x S%08x C%08x, "
- "B%08x L%08x %08x .. %08x"
- "\n",
+ dev_dbg(c->controller->musb->controller,
+ "RX DMA%d%s: %d left, csr %04x, "
+ "%08x H%08x S%08x C%08x, "
+ "B%08x L%08x %08x .. %08x"
+ "\n",
c->index, tag,
musb_readl(c->controller->tibase,
DAVINCI_RXCPPI_BUFCNT0_REG + 4 * c->index),
@@ -387,10 +393,11 @@ cppi_dump_tx(int level, struct cppi_channel *c, const char *tag)
musb_ep_select(base, c->index + 1);
- DBG(level, "TX DMA%d%s: csr %04x, "
- "H%08x S%08x C%08x %08x, "
- "F%08x L%08x .. %08x"
- "\n",
+ dev_dbg(c->controller->musb->controller,
+ "TX DMA%d%s: csr %04x, "
+ "H%08x S%08x C%08x %08x, "
+ "F%08x L%08x .. %08x"
+ "\n",
c->index, tag,
musb_readw(c->hw_ep->regs, MUSB_TXCSR),
@@ -1022,6 +1029,7 @@ static bool cppi_rx_scan(struct cppi *cppi, unsigned ch)
int i;
dma_addr_t safe2ack;
void __iomem *regs = rx->hw_ep->regs;
+ struct musb *musb = cppi->musb;
cppi_dump_rx(6, rx, "/K");
diff --git a/drivers/usb/musb/musb_core.h b/drivers/usb/musb/musb_core.h
index 668eeef..b3c065a 100644
--- a/drivers/usb/musb/musb_core.h
+++ b/drivers/usb/musb/musb_core.h
@@ -172,7 +172,8 @@ enum musb_g_ep0_state {
#endif
/* TUSB mapping: "flat" plus ep0 special cases */
-#if defined(CONFIG_USB_MUSB_TUSB6010)
+#if defined(CONFIG_USB_MUSB_TUSB6010) || \
+ defined(CONFIG_USB_MUSB_TUSB6010_MODULE)
#define musb_ep_select(_mbase, _epnum) \
musb_writeb((_mbase), MUSB_INDEX, (_epnum))
#define MUSB_EP_OFFSET MUSB_TUSB_OFFSET
@@ -241,7 +242,8 @@ struct musb_hw_ep {
void __iomem *fifo;
void __iomem *regs;
-#ifdef CONFIG_USB_MUSB_TUSB6010
+#if defined(CONFIG_USB_MUSB_TUSB6010) || \
+ defined(CONFIG_USB_MUSB_TUSB6010_MODULE)
void __iomem *conf;
#endif
@@ -258,7 +260,8 @@ struct musb_hw_ep {
struct dma_channel *tx_channel;
struct dma_channel *rx_channel;
-#ifdef CONFIG_USB_MUSB_TUSB6010
+#if defined(CONFIG_USB_MUSB_TUSB6010) || \
+ defined(CONFIG_USB_MUSB_TUSB6010_MODULE)
/* TUSB has "asynchronous" and "synchronous" dma modes */
dma_addr_t fifo_async;
dma_addr_t fifo_sync;
@@ -356,7 +359,8 @@ struct musb {
void __iomem *ctrl_base;
void __iomem *mregs;
-#ifdef CONFIG_USB_MUSB_TUSB6010
+#if defined(CONFIG_USB_MUSB_TUSB6010) || \
+ defined(CONFIG_USB_MUSB_TUSB6010_MODULE)
dma_addr_t async;
dma_addr_t sync;
void __iomem *sync_va;
diff --git a/drivers/usb/musb/musb_gadget.c b/drivers/usb/musb/musb_gadget.c
index 8c41a2e..e818203 100644
--- a/drivers/usb/musb/musb_gadget.c
+++ b/drivers/usb/musb/musb_gadget.c
@@ -1856,6 +1856,7 @@ int __init musb_gadget_setup(struct musb *musb)
return 0;
err:
+ musb->g.dev.parent = NULL;
device_unregister(&musb->g.dev);
return status;
}
@@ -1863,7 +1864,8 @@ err:
void musb_gadget_cleanup(struct musb *musb)
{
usb_del_gadget_udc(&musb->g);
- device_unregister(&musb->g.dev);
+ if (musb->g.dev.parent)
+ device_unregister(&musb->g.dev);
}
/*
diff --git a/drivers/usb/musb/musb_regs.h b/drivers/usb/musb/musb_regs.h
index 8241070..03f2655 100644
--- a/drivers/usb/musb/musb_regs.h
+++ b/drivers/usb/musb/musb_regs.h
@@ -234,7 +234,8 @@
#define MUSB_TESTMODE 0x0F /* 8 bit */
/* Get offset for a given FIFO from musb->mregs */
-#ifdef CONFIG_USB_MUSB_TUSB6010
+#if defined(CONFIG_USB_MUSB_TUSB6010) || \
+ defined(CONFIG_USB_MUSB_TUSB6010_MODULE)
#define MUSB_FIFO_OFFSET(epnum) (0x200 + ((epnum) * 0x20))
#else
#define MUSB_FIFO_OFFSET(epnum) (0x20 + ((epnum) * 4))
@@ -295,7 +296,8 @@
#define MUSB_FLAT_OFFSET(_epnum, _offset) \
(0x100 + (0x10*(_epnum)) + (_offset))
-#ifdef CONFIG_USB_MUSB_TUSB6010
+#if defined(CONFIG_USB_MUSB_TUSB6010) || \
+ defined(CONFIG_USB_MUSB_TUSB6010_MODULE)
/* TUSB6010 EP0 configuration register is special */
#define MUSB_TUSB_OFFSET(_epnum, _offset) \
(0x10 + _offset)
diff --git a/drivers/usb/musb/tusb6010.c b/drivers/usb/musb/tusb6010.c
index 9eec41f..ec14801 100644
--- a/drivers/usb/musb/tusb6010.c
+++ b/drivers/usb/musb/tusb6010.c
@@ -18,6 +18,7 @@
#include <linux/kernel.h>
#include <linux/errno.h>
#include <linux/init.h>
+#include <linux/prefetch.h>
#include <linux/usb.h>
#include <linux/irq.h>
#include <linux/platform_device.h>
diff --git a/drivers/usb/musb/tusb6010_omap.c b/drivers/usb/musb/tusb6010_omap.c
index 07c8a73..b67b4bc 100644
--- a/drivers/usb/musb/tusb6010_omap.c
+++ b/drivers/usb/musb/tusb6010_omap.c
@@ -20,6 +20,7 @@
#include <plat/mux.h>
#include "musb_core.h"
+#include "tusb6010.h"
#define to_chdat(c) ((struct tusb_omap_dma_ch *)(c)->private_data)
diff --git a/drivers/usb/musb/ux500_dma.c b/drivers/usb/musb/ux500_dma.c
index cecace4..ef4333f 100644
--- a/drivers/usb/musb/ux500_dma.c
+++ b/drivers/usb/musb/ux500_dma.c
@@ -65,7 +65,8 @@ static void ux500_tx_work(struct work_struct *data)
struct musb *musb = hw_ep->musb;
unsigned long flags;
- DBG(4, "DMA tx transfer done on hw_ep=%d\n", hw_ep->epnum);
+ dev_dbg(musb->controller, "DMA tx transfer done on hw_ep=%d\n",
+ hw_ep->epnum);
spin_lock_irqsave(&musb->lock, flags);
ux500_channel->channel.actual_len = ux500_channel->cur_len;
@@ -84,7 +85,8 @@ static void ux500_rx_work(struct work_struct *data)
struct musb *musb = hw_ep->musb;
unsigned long flags;
- DBG(4, "DMA rx transfer done on hw_ep=%d\n", hw_ep->epnum);
+ dev_dbg(musb->controller, "DMA rx transfer done on hw_ep=%d\n",
+ hw_ep->epnum);
spin_lock_irqsave(&musb->lock, flags);
ux500_channel->channel.actual_len = ux500_channel->cur_len;
@@ -116,9 +118,11 @@ static bool ux500_configure_channel(struct dma_channel *channel,
enum dma_slave_buswidth addr_width;
dma_addr_t usb_fifo_addr = (MUSB_FIFO_OFFSET(hw_ep->epnum) +
ux500_channel->controller->phy_base);
+ struct musb *musb = ux500_channel->controller->private_data;
- DBG(4, "packet_sz=%d, mode=%d, dma_addr=0x%x, len=%d is_tx=%d\n",
- packet_sz, mode, dma_addr, len, ux500_channel->is_tx);
+ dev_dbg(musb->controller,
+ "packet_sz=%d, mode=%d, dma_addr=0x%x, len=%d is_tx=%d\n",
+ packet_sz, mode, dma_addr, len, ux500_channel->is_tx);
ux500_channel->cur_len = len;
@@ -133,15 +137,13 @@ static bool ux500_configure_channel(struct dma_channel *channel,
DMA_SLAVE_BUSWIDTH_4_BYTES;
slave_conf.direction = direction;
- if (direction == DMA_FROM_DEVICE) {
- slave_conf.src_addr = usb_fifo_addr;
- slave_conf.src_addr_width = addr_width;
- slave_conf.src_maxburst = 16;
- } else {
- slave_conf.dst_addr = usb_fifo_addr;
- slave_conf.dst_addr_width = addr_width;
- slave_conf.dst_maxburst = 16;
- }
+ slave_conf.src_addr = usb_fifo_addr;
+ slave_conf.src_addr_width = addr_width;
+ slave_conf.src_maxburst = 16;
+ slave_conf.dst_addr = usb_fifo_addr;
+ slave_conf.dst_addr_width = addr_width;
+ slave_conf.dst_maxburst = 16;
+
dma_chan->device->device_control(dma_chan, DMA_SLAVE_CONFIG,
(unsigned long) &slave_conf);
@@ -166,6 +168,7 @@ static struct dma_channel *ux500_dma_channel_allocate(struct dma_controller *c,
struct ux500_dma_controller *controller = container_of(c,
struct ux500_dma_controller, controller);
struct ux500_dma_channel *ux500_channel = NULL;
+ struct musb *musb = controller->private_data;
u8 ch_num = hw_ep->epnum - 1;
u32 max_ch;
@@ -192,7 +195,7 @@ static struct dma_channel *ux500_dma_channel_allocate(struct dma_controller *c,
ux500_channel->hw_ep = hw_ep;
ux500_channel->is_allocated = 1;
- DBG(7, "hw_ep=%d, is_tx=0x%x, channel=%d\n",
+ dev_dbg(musb->controller, "hw_ep=%d, is_tx=0x%x, channel=%d\n",
hw_ep->epnum, is_tx, ch_num);
return &(ux500_channel->channel);
@@ -201,8 +204,9 @@ static struct dma_channel *ux500_dma_channel_allocate(struct dma_controller *c,
static void ux500_dma_channel_release(struct dma_channel *channel)
{
struct ux500_dma_channel *ux500_channel = channel->private_data;
+ struct musb *musb = ux500_channel->controller->private_data;
- DBG(7, "channel=%d\n", ux500_channel->ch_num);
+ dev_dbg(musb->controller, "channel=%d\n", ux500_channel->ch_num);
if (ux500_channel->is_allocated) {
ux500_channel->is_allocated = 0;
@@ -252,8 +256,8 @@ static int ux500_dma_channel_abort(struct dma_channel *channel)
void __iomem *epio = musb->endpoints[ux500_channel->hw_ep->epnum].regs;
u16 csr;
- DBG(4, "channel=%d, is_tx=%d\n", ux500_channel->ch_num,
- ux500_channel->is_tx);
+ dev_dbg(musb->controller, "channel=%d, is_tx=%d\n",
+ ux500_channel->ch_num, ux500_channel->is_tx);
if (channel->status == MUSB_DMA_STATUS_BUSY) {
if (ux500_channel->is_tx) {
diff --git a/drivers/usb/serial/ftdi_sio.c b/drivers/usb/serial/ftdi_sio.c
index 78a2cf9..5fc13e717 100644
--- a/drivers/usb/serial/ftdi_sio.c
+++ b/drivers/usb/serial/ftdi_sio.c
@@ -101,6 +101,7 @@ static int ftdi_jtag_probe(struct usb_serial *serial);
static int ftdi_mtxorb_hack_setup(struct usb_serial *serial);
static int ftdi_NDI_device_setup(struct usb_serial *serial);
static int ftdi_stmclite_probe(struct usb_serial *serial);
+static int ftdi_8u2232c_probe(struct usb_serial *serial);
static void ftdi_USB_UIRT_setup(struct ftdi_private *priv);
static void ftdi_HE_TIRA1_setup(struct ftdi_private *priv);
@@ -128,6 +129,10 @@ static struct ftdi_sio_quirk ftdi_stmclite_quirk = {
.probe = ftdi_stmclite_probe,
};
+static struct ftdi_sio_quirk ftdi_8u2232c_quirk = {
+ .probe = ftdi_8u2232c_probe,
+};
+
/*
* The 8U232AM has the same API as the sio except for:
* - it can support MUCH higher baudrates; up to:
@@ -178,7 +183,8 @@ static struct usb_device_id id_table_combined [] = {
{ USB_DEVICE(FTDI_VID, FTDI_8U232AM_PID) },
{ USB_DEVICE(FTDI_VID, FTDI_8U232AM_ALT_PID) },
{ USB_DEVICE(FTDI_VID, FTDI_232RL_PID) },
- { USB_DEVICE(FTDI_VID, FTDI_8U2232C_PID) },
+ { USB_DEVICE(FTDI_VID, FTDI_8U2232C_PID) ,
+ .driver_info = (kernel_ulong_t)&ftdi_8u2232c_quirk },
{ USB_DEVICE(FTDI_VID, FTDI_4232H_PID) },
{ USB_DEVICE(FTDI_VID, FTDI_232H_PID) },
{ USB_DEVICE(FTDI_VID, FTDI_MICRO_CHAMELEON_PID) },
@@ -1737,6 +1743,18 @@ static int ftdi_jtag_probe(struct usb_serial *serial)
return 0;
}
+static int ftdi_8u2232c_probe(struct usb_serial *serial)
+{
+ struct usb_device *udev = serial->dev;
+
+ dbg("%s", __func__);
+
+ if (strcmp(udev->manufacturer, "CALAO Systems") == 0)
+ return ftdi_jtag_probe(serial);
+
+ return 0;
+}
+
/*
* First and second port on STMCLiteadaptors is reserved for JTAG interface
* and the forth port for pio
diff --git a/drivers/usb/serial/option.c b/drivers/usb/serial/option.c
index 8156561..fe22e90 100644
--- a/drivers/usb/serial/option.c
+++ b/drivers/usb/serial/option.c
@@ -148,6 +148,8 @@ static void option_instat_callback(struct urb *urb);
#define HUAWEI_PRODUCT_K4505 0x1464
#define HUAWEI_PRODUCT_K3765 0x1465
#define HUAWEI_PRODUCT_E14AC 0x14AC
+#define HUAWEI_PRODUCT_K3806 0x14AE
+#define HUAWEI_PRODUCT_K4605 0x14C6
#define HUAWEI_PRODUCT_K3770 0x14C9
#define HUAWEI_PRODUCT_K3771 0x14CA
#define HUAWEI_PRODUCT_K4510 0x14CB
@@ -416,6 +418,56 @@ static void option_instat_callback(struct urb *urb);
#define SAMSUNG_VENDOR_ID 0x04e8
#define SAMSUNG_PRODUCT_GT_B3730 0x6889
+/* YUGA products www.yuga-info.com*/
+#define YUGA_VENDOR_ID 0x257A
+#define YUGA_PRODUCT_CEM600 0x1601
+#define YUGA_PRODUCT_CEM610 0x1602
+#define YUGA_PRODUCT_CEM500 0x1603
+#define YUGA_PRODUCT_CEM510 0x1604
+#define YUGA_PRODUCT_CEM800 0x1605
+#define YUGA_PRODUCT_CEM900 0x1606
+
+#define YUGA_PRODUCT_CEU818 0x1607
+#define YUGA_PRODUCT_CEU816 0x1608
+#define YUGA_PRODUCT_CEU828 0x1609
+#define YUGA_PRODUCT_CEU826 0x160A
+#define YUGA_PRODUCT_CEU518 0x160B
+#define YUGA_PRODUCT_CEU516 0x160C
+#define YUGA_PRODUCT_CEU528 0x160D
+#define YUGA_PRODUCT_CEU526 0x160F
+
+#define YUGA_PRODUCT_CWM600 0x2601
+#define YUGA_PRODUCT_CWM610 0x2602
+#define YUGA_PRODUCT_CWM500 0x2603
+#define YUGA_PRODUCT_CWM510 0x2604
+#define YUGA_PRODUCT_CWM800 0x2605
+#define YUGA_PRODUCT_CWM900 0x2606
+
+#define YUGA_PRODUCT_CWU718 0x2607
+#define YUGA_PRODUCT_CWU716 0x2608
+#define YUGA_PRODUCT_CWU728 0x2609
+#define YUGA_PRODUCT_CWU726 0x260A
+#define YUGA_PRODUCT_CWU518 0x260B
+#define YUGA_PRODUCT_CWU516 0x260C
+#define YUGA_PRODUCT_CWU528 0x260D
+#define YUGA_PRODUCT_CWU526 0x260F
+
+#define YUGA_PRODUCT_CLM600 0x2601
+#define YUGA_PRODUCT_CLM610 0x2602
+#define YUGA_PRODUCT_CLM500 0x2603
+#define YUGA_PRODUCT_CLM510 0x2604
+#define YUGA_PRODUCT_CLM800 0x2605
+#define YUGA_PRODUCT_CLM900 0x2606
+
+#define YUGA_PRODUCT_CLU718 0x2607
+#define YUGA_PRODUCT_CLU716 0x2608
+#define YUGA_PRODUCT_CLU728 0x2609
+#define YUGA_PRODUCT_CLU726 0x260A
+#define YUGA_PRODUCT_CLU518 0x260B
+#define YUGA_PRODUCT_CLU516 0x260C
+#define YUGA_PRODUCT_CLU528 0x260D
+#define YUGA_PRODUCT_CLU526 0x260F
+
/* some devices interfaces need special handling due to a number of reasons */
enum option_blacklist_reason {
OPTION_BLACKLIST_NONE = 0,
@@ -551,6 +603,8 @@ static const struct usb_device_id option_ids[] = {
{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_K3765, 0xff, 0xff, 0xff) },
{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_ETS1220, 0xff, 0xff, 0xff) },
{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E14AC, 0xff, 0xff, 0xff) },
+ { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_K3806, 0xff, 0xff, 0xff) },
+ { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_K4605, 0xff, 0xff, 0xff) },
{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_K3770, 0xff, 0x02, 0x31) },
{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_K3770, 0xff, 0x02, 0x32) },
{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_K3771, 0xff, 0x02, 0x31) },
@@ -1005,6 +1059,48 @@ static const struct usb_device_id option_ids[] = {
{ USB_DEVICE(CELOT_VENDOR_ID, CELOT_PRODUCT_CT680M) }, /* CT-650 CDMA 450 1xEVDO modem */
{ USB_DEVICE(ONDA_VENDOR_ID, ONDA_MT825UP) }, /* ONDA MT825UP modem */
{ USB_DEVICE_AND_INTERFACE_INFO(SAMSUNG_VENDOR_ID, SAMSUNG_PRODUCT_GT_B3730, USB_CLASS_CDC_DATA, 0x00, 0x00) }, /* Samsung GT-B3730 LTE USB modem.*/
+ { USB_DEVICE(YUGA_VENDOR_ID, YUGA_PRODUCT_CEM600) },
+ { USB_DEVICE(YUGA_VENDOR_ID, YUGA_PRODUCT_CEM610) },
+ { USB_DEVICE(YUGA_VENDOR_ID, YUGA_PRODUCT_CEM500) },
+ { USB_DEVICE(YUGA_VENDOR_ID, YUGA_PRODUCT_CEM510) },
+ { USB_DEVICE(YUGA_VENDOR_ID, YUGA_PRODUCT_CEM800) },
+ { USB_DEVICE(YUGA_VENDOR_ID, YUGA_PRODUCT_CEM900) },
+ { USB_DEVICE(YUGA_VENDOR_ID, YUGA_PRODUCT_CEU818) },
+ { USB_DEVICE(YUGA_VENDOR_ID, YUGA_PRODUCT_CEU816) },
+ { USB_DEVICE(YUGA_VENDOR_ID, YUGA_PRODUCT_CEU828) },
+ { USB_DEVICE(YUGA_VENDOR_ID, YUGA_PRODUCT_CEU826) },
+ { USB_DEVICE(YUGA_VENDOR_ID, YUGA_PRODUCT_CEU518) },
+ { USB_DEVICE(YUGA_VENDOR_ID, YUGA_PRODUCT_CEU516) },
+ { USB_DEVICE(YUGA_VENDOR_ID, YUGA_PRODUCT_CEU528) },
+ { USB_DEVICE(YUGA_VENDOR_ID, YUGA_PRODUCT_CEU526) },
+ { USB_DEVICE(YUGA_VENDOR_ID, YUGA_PRODUCT_CWM600) },
+ { USB_DEVICE(YUGA_VENDOR_ID, YUGA_PRODUCT_CWM610) },
+ { USB_DEVICE(YUGA_VENDOR_ID, YUGA_PRODUCT_CWM500) },
+ { USB_DEVICE(YUGA_VENDOR_ID, YUGA_PRODUCT_CWM510) },
+ { USB_DEVICE(YUGA_VENDOR_ID, YUGA_PRODUCT_CWM800) },
+ { USB_DEVICE(YUGA_VENDOR_ID, YUGA_PRODUCT_CWM900) },
+ { USB_DEVICE(YUGA_VENDOR_ID, YUGA_PRODUCT_CWU718) },
+ { USB_DEVICE(YUGA_VENDOR_ID, YUGA_PRODUCT_CWU716) },
+ { USB_DEVICE(YUGA_VENDOR_ID, YUGA_PRODUCT_CWU728) },
+ { USB_DEVICE(YUGA_VENDOR_ID, YUGA_PRODUCT_CWU726) },
+ { USB_DEVICE(YUGA_VENDOR_ID, YUGA_PRODUCT_CWU518) },
+ { USB_DEVICE(YUGA_VENDOR_ID, YUGA_PRODUCT_CWU516) },
+ { USB_DEVICE(YUGA_VENDOR_ID, YUGA_PRODUCT_CWU528) },
+ { USB_DEVICE(YUGA_VENDOR_ID, YUGA_PRODUCT_CWU526) },
+ { USB_DEVICE(YUGA_VENDOR_ID, YUGA_PRODUCT_CLM600) },
+ { USB_DEVICE(YUGA_VENDOR_ID, YUGA_PRODUCT_CLM610) },
+ { USB_DEVICE(YUGA_VENDOR_ID, YUGA_PRODUCT_CLM500) },
+ { USB_DEVICE(YUGA_VENDOR_ID, YUGA_PRODUCT_CLM510) },
+ { USB_DEVICE(YUGA_VENDOR_ID, YUGA_PRODUCT_CLM800) },
+ { USB_DEVICE(YUGA_VENDOR_ID, YUGA_PRODUCT_CLM900) },
+ { USB_DEVICE(YUGA_VENDOR_ID, YUGA_PRODUCT_CLU718) },
+ { USB_DEVICE(YUGA_VENDOR_ID, YUGA_PRODUCT_CLU716) },
+ { USB_DEVICE(YUGA_VENDOR_ID, YUGA_PRODUCT_CLU728) },
+ { USB_DEVICE(YUGA_VENDOR_ID, YUGA_PRODUCT_CLU726) },
+ { USB_DEVICE(YUGA_VENDOR_ID, YUGA_PRODUCT_CLU518) },
+ { USB_DEVICE(YUGA_VENDOR_ID, YUGA_PRODUCT_CLU516) },
+ { USB_DEVICE(YUGA_VENDOR_ID, YUGA_PRODUCT_CLU528) },
+ { USB_DEVICE(YUGA_VENDOR_ID, YUGA_PRODUCT_CLU526) },
{ } /* Terminating entry */
};
MODULE_DEVICE_TABLE(usb, option_ids);
@@ -1134,11 +1230,13 @@ static int option_probe(struct usb_serial *serial,
serial->interface->cur_altsetting->desc.bInterfaceClass != 0xff)
return -ENODEV;
- /* Don't bind network interfaces on Huawei K3765 & K4505 */
+ /* Don't bind network interfaces on Huawei K3765, K4505 & K4605 */
if (serial->dev->descriptor.idVendor == HUAWEI_VENDOR_ID &&
(serial->dev->descriptor.idProduct == HUAWEI_PRODUCT_K3765 ||
- serial->dev->descriptor.idProduct == HUAWEI_PRODUCT_K4505) &&
- serial->interface->cur_altsetting->desc.bInterfaceNumber == 1)
+ serial->dev->descriptor.idProduct == HUAWEI_PRODUCT_K4505 ||
+ serial->dev->descriptor.idProduct == HUAWEI_PRODUCT_K4605) &&
+ (serial->interface->cur_altsetting->desc.bInterfaceNumber == 1 ||
+ serial->interface->cur_altsetting->desc.bInterfaceNumber == 2))
return -ENODEV;
/* Don't bind network interface on Samsung GT-B3730, it is handled by a separate module */
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