Commit d7940b04 authored by Linus Torvalds's avatar Linus Torvalds

Merge git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb-2.6

* git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb-2.6:
  USB: unbind all interfaces before rebinding them
  USB: serial: digi_acceleport: Eliminate a NULL pointer dereference
  usb: fix ehci_hcd build failure when both generic-OF and xilinx is selected
  USB: cdc-acm: fix resource reclaim in error path of acm_probe
  USB: ftdi_sio: fix DTR/RTS line modes
  USB: s3c-hsotg: Ensure FIFOs are fully flushed after layout
  USB: s3c-hsotg: SoftDisconnect minimum 3ms
  USB: s3c-hsotg: Ensure TX FIFO addresses setup when initialising FIFOs
  USB: s3c_hsotg: define USB_GADGET_DUALSPEED in Kconfig
  USB: s3c: Enable soft disconnect during initialization
  USB: xhci: Print NEC firmware version.
  USB: xhci: Wait for host to start running.
  USB: xhci: Wait for controller to be ready after reset.
  USB: isp1362: fix inw warning on Blackfin systems
  USB: mos7840: fix null-pointer dereference
parents 683eb947 c043f124
...@@ -1201,7 +1201,7 @@ static int acm_probe(struct usb_interface *intf, ...@@ -1201,7 +1201,7 @@ static int acm_probe(struct usb_interface *intf,
if (rcv->urb == NULL) { if (rcv->urb == NULL) {
dev_dbg(&intf->dev, dev_dbg(&intf->dev,
"out of memory (read urbs usb_alloc_urb)\n"); "out of memory (read urbs usb_alloc_urb)\n");
goto alloc_fail7; goto alloc_fail6;
} }
rcv->urb->transfer_flags |= URB_NO_TRANSFER_DMA_MAP; rcv->urb->transfer_flags |= URB_NO_TRANSFER_DMA_MAP;
...@@ -1225,7 +1225,7 @@ static int acm_probe(struct usb_interface *intf, ...@@ -1225,7 +1225,7 @@ static int acm_probe(struct usb_interface *intf,
if (snd->urb == NULL) { if (snd->urb == NULL) {
dev_dbg(&intf->dev, dev_dbg(&intf->dev,
"out of memory (write urbs usb_alloc_urb)"); "out of memory (write urbs usb_alloc_urb)");
goto alloc_fail7; goto alloc_fail8;
} }
if (usb_endpoint_xfer_int(epwrite)) if (usb_endpoint_xfer_int(epwrite))
...@@ -1264,6 +1264,7 @@ static int acm_probe(struct usb_interface *intf, ...@@ -1264,6 +1264,7 @@ static int acm_probe(struct usb_interface *intf,
i = device_create_file(&intf->dev, i = device_create_file(&intf->dev,
&dev_attr_iCountryCodeRelDate); &dev_attr_iCountryCodeRelDate);
if (i < 0) { if (i < 0) {
device_remove_file(&intf->dev, &dev_attr_wCountryCodes);
kfree(acm->country_codes); kfree(acm->country_codes);
goto skip_countries; goto skip_countries;
} }
...@@ -1300,6 +1301,7 @@ static int acm_probe(struct usb_interface *intf, ...@@ -1300,6 +1301,7 @@ static int acm_probe(struct usb_interface *intf,
usb_free_urb(acm->wb[i].urb); usb_free_urb(acm->wb[i].urb);
alloc_fail7: alloc_fail7:
acm_read_buffers_free(acm); acm_read_buffers_free(acm);
alloc_fail6:
for (i = 0; i < num_rx_buf; i++) for (i = 0; i < num_rx_buf; i++)
usb_free_urb(acm->ru[i].urb); usb_free_urb(acm->ru[i].urb);
usb_free_urb(acm->ctrlurb); usb_free_urb(acm->ctrlurb);
......
...@@ -1328,6 +1328,7 @@ int usb_resume(struct device *dev, pm_message_t msg) ...@@ -1328,6 +1328,7 @@ int usb_resume(struct device *dev, pm_message_t msg)
/* For all other calls, take the device back to full power and /* For all other calls, take the device back to full power and
* tell the PM core in case it was autosuspended previously. * tell the PM core in case it was autosuspended previously.
* Unbind the interfaces that will need rebinding later.
*/ */
} else { } else {
status = usb_resume_both(udev, msg); status = usb_resume_both(udev, msg);
...@@ -1336,6 +1337,7 @@ int usb_resume(struct device *dev, pm_message_t msg) ...@@ -1336,6 +1337,7 @@ int usb_resume(struct device *dev, pm_message_t msg)
pm_runtime_set_active(dev); pm_runtime_set_active(dev);
pm_runtime_enable(dev); pm_runtime_enable(dev);
udev->last_busy = jiffies; udev->last_busy = jiffies;
do_unbind_rebind(udev, DO_REBIND);
} }
} }
......
...@@ -295,6 +295,7 @@ config USB_GADGET_S3C_HSOTG ...@@ -295,6 +295,7 @@ config USB_GADGET_S3C_HSOTG
boolean "S3C HS/OtG USB Device controller" boolean "S3C HS/OtG USB Device controller"
depends on S3C_DEV_USB_HSOTG depends on S3C_DEV_USB_HSOTG
select USB_GADGET_S3C_HSOTG_PIO select USB_GADGET_S3C_HSOTG_PIO
select USB_GADGET_DUALSPEED
help help
The Samsung S3C64XX USB2.0 high-speed gadget controller The Samsung S3C64XX USB2.0 high-speed gadget controller
integrated into the S3C64XX series SoC. integrated into the S3C64XX series SoC.
......
...@@ -297,6 +297,12 @@ static void s3c_hsotg_ctrl_epint(struct s3c_hsotg *hsotg, ...@@ -297,6 +297,12 @@ static void s3c_hsotg_ctrl_epint(struct s3c_hsotg *hsotg,
*/ */
static void s3c_hsotg_init_fifo(struct s3c_hsotg *hsotg) static void s3c_hsotg_init_fifo(struct s3c_hsotg *hsotg)
{ {
unsigned int ep;
unsigned int addr;
unsigned int size;
int timeout;
u32 val;
/* the ryu 2.6.24 release ahs /* the ryu 2.6.24 release ahs
writel(0x1C0, hsotg->regs + S3C_GRXFSIZ); writel(0x1C0, hsotg->regs + S3C_GRXFSIZ);
writel(S3C_GNPTXFSIZ_NPTxFStAddr(0x200) | writel(S3C_GNPTXFSIZ_NPTxFStAddr(0x200) |
...@@ -310,6 +316,51 @@ static void s3c_hsotg_init_fifo(struct s3c_hsotg *hsotg) ...@@ -310,6 +316,51 @@ static void s3c_hsotg_init_fifo(struct s3c_hsotg *hsotg)
writel(S3C_GNPTXFSIZ_NPTxFStAddr(2048) | writel(S3C_GNPTXFSIZ_NPTxFStAddr(2048) |
S3C_GNPTXFSIZ_NPTxFDep(0x1C0), S3C_GNPTXFSIZ_NPTxFDep(0x1C0),
hsotg->regs + S3C_GNPTXFSIZ); hsotg->regs + S3C_GNPTXFSIZ);
/* arange all the rest of the TX FIFOs, as some versions of this
* block have overlapping default addresses. This also ensures
* that if the settings have been changed, then they are set to
* known values. */
/* start at the end of the GNPTXFSIZ, rounded up */
addr = 2048 + 1024;
size = 768;
/* currently we allocate TX FIFOs for all possible endpoints,
* and assume that they are all the same size. */
for (ep = 0; ep <= 15; ep++) {
val = addr;
val |= size << S3C_DPTXFSIZn_DPTxFSize_SHIFT;
addr += size;
writel(val, hsotg->regs + S3C_DPTXFSIZn(ep));
}
/* according to p428 of the design guide, we need to ensure that
* all fifos are flushed before continuing */
writel(S3C_GRSTCTL_TxFNum(0x10) | S3C_GRSTCTL_TxFFlsh |
S3C_GRSTCTL_RxFFlsh, hsotg->regs + S3C_GRSTCTL);
/* wait until the fifos are both flushed */
timeout = 100;
while (1) {
val = readl(hsotg->regs + S3C_GRSTCTL);
if ((val & (S3C_GRSTCTL_TxFFlsh | S3C_GRSTCTL_RxFFlsh)) == 0)
break;
if (--timeout == 0) {
dev_err(hsotg->dev,
"%s: timeout flushing fifos (GRSTCTL=%08x)\n",
__func__, val);
}
udelay(1);
}
dev_dbg(hsotg->dev, "FIFOs reset, timeout at %d\n", timeout);
} }
/** /**
...@@ -2574,6 +2625,9 @@ int usb_gadget_register_driver(struct usb_gadget_driver *driver) ...@@ -2574,6 +2625,9 @@ int usb_gadget_register_driver(struct usb_gadget_driver *driver)
writel(S3C_DCTL_CGOUTNak | S3C_DCTL_CGNPInNAK, writel(S3C_DCTL_CGOUTNak | S3C_DCTL_CGNPInNAK,
hsotg->regs + S3C_DCTL); hsotg->regs + S3C_DCTL);
/* must be at-least 3ms to allow bus to see disconnect */
msleep(3);
/* remove the soft-disconnect and let's go */ /* remove the soft-disconnect and let's go */
__bic32(hsotg->regs + S3C_DCTL, S3C_DCTL_SftDiscon); __bic32(hsotg->regs + S3C_DCTL, S3C_DCTL_SftDiscon);
...@@ -2730,6 +2784,9 @@ static void s3c_hsotg_init(struct s3c_hsotg *hsotg) ...@@ -2730,6 +2784,9 @@ static void s3c_hsotg_init(struct s3c_hsotg *hsotg)
writel(0, hsotg->regs + S3C_DAINTMSK); writel(0, hsotg->regs + S3C_DAINTMSK);
/* Be in disconnected state until gadget is registered */
__orr32(hsotg->regs + S3C_DCTL, S3C_DCTL_SftDiscon);
if (0) { if (0) {
/* post global nak until we're ready */ /* post global nak until we're ready */
writel(S3C_DCTL_SGNPInNAK | S3C_DCTL_SGOUTNak, writel(S3C_DCTL_SGNPInNAK | S3C_DCTL_SGOUTNak,
......
...@@ -1135,7 +1135,7 @@ MODULE_LICENSE ("GPL"); ...@@ -1135,7 +1135,7 @@ MODULE_LICENSE ("GPL");
#ifdef CONFIG_XPS_USB_HCD_XILINX #ifdef CONFIG_XPS_USB_HCD_XILINX
#include "ehci-xilinx-of.c" #include "ehci-xilinx-of.c"
#define OF_PLATFORM_DRIVER ehci_hcd_xilinx_of_driver #define XILINX_OF_PLATFORM_DRIVER ehci_hcd_xilinx_of_driver
#endif #endif
#ifdef CONFIG_PLAT_ORION #ifdef CONFIG_PLAT_ORION
...@@ -1159,7 +1159,8 @@ MODULE_LICENSE ("GPL"); ...@@ -1159,7 +1159,8 @@ MODULE_LICENSE ("GPL");
#endif #endif
#if !defined(PCI_DRIVER) && !defined(PLATFORM_DRIVER) && \ #if !defined(PCI_DRIVER) && !defined(PLATFORM_DRIVER) && \
!defined(PS3_SYSTEM_BUS_DRIVER) && !defined(OF_PLATFORM_DRIVER) !defined(PS3_SYSTEM_BUS_DRIVER) && !defined(OF_PLATFORM_DRIVER) && \
!defined(XILINX_OF_PLATFORM_DRIVER)
#error "missing bus glue for ehci-hcd" #error "missing bus glue for ehci-hcd"
#endif #endif
...@@ -1213,10 +1214,20 @@ static int __init ehci_hcd_init(void) ...@@ -1213,10 +1214,20 @@ static int __init ehci_hcd_init(void)
if (retval < 0) if (retval < 0)
goto clean3; goto clean3;
#endif #endif
#ifdef XILINX_OF_PLATFORM_DRIVER
retval = of_register_platform_driver(&XILINX_OF_PLATFORM_DRIVER);
if (retval < 0)
goto clean4;
#endif
return retval; return retval;
#ifdef XILINX_OF_PLATFORM_DRIVER
/* of_unregister_platform_driver(&XILINX_OF_PLATFORM_DRIVER); */
clean4:
#endif
#ifdef OF_PLATFORM_DRIVER #ifdef OF_PLATFORM_DRIVER
/* of_unregister_platform_driver(&OF_PLATFORM_DRIVER); */ of_unregister_platform_driver(&OF_PLATFORM_DRIVER);
clean3: clean3:
#endif #endif
#ifdef PS3_SYSTEM_BUS_DRIVER #ifdef PS3_SYSTEM_BUS_DRIVER
...@@ -1243,6 +1254,9 @@ module_init(ehci_hcd_init); ...@@ -1243,6 +1254,9 @@ module_init(ehci_hcd_init);
static void __exit ehci_hcd_cleanup(void) static void __exit ehci_hcd_cleanup(void)
{ {
#ifdef XILINX_OF_PLATFORM_DRIVER
of_unregister_platform_driver(&XILINX_OF_PLATFORM_DRIVER);
#endif
#ifdef OF_PLATFORM_DRIVER #ifdef OF_PLATFORM_DRIVER
of_unregister_platform_driver(&OF_PLATFORM_DRIVER); of_unregister_platform_driver(&OF_PLATFORM_DRIVER);
#endif #endif
......
...@@ -65,7 +65,7 @@ static inline void delayed_insw(unsigned int addr, void *buf, int len) ...@@ -65,7 +65,7 @@ static inline void delayed_insw(unsigned int addr, void *buf, int len)
unsigned short *bp = (unsigned short *)buf; unsigned short *bp = (unsigned short *)buf;
while (len--) { while (len--) {
DUMMY_DELAY_ACCESS; DUMMY_DELAY_ACCESS;
*bp++ = inw((void *)addr); *bp++ = inw(addr);
} }
} }
......
...@@ -78,6 +78,8 @@ static int xhci_pci_setup(struct usb_hcd *hcd) ...@@ -78,6 +78,8 @@ static int xhci_pci_setup(struct usb_hcd *hcd)
xhci_dbg(xhci, "QUIRK: Fresco Logic xHC needs configure" xhci_dbg(xhci, "QUIRK: Fresco Logic xHC needs configure"
" endpoint cmd after reset endpoint\n"); " endpoint cmd after reset endpoint\n");
} }
if (pdev->vendor == PCI_VENDOR_ID_NEC)
xhci->quirks |= XHCI_NEC_HOST;
/* Make sure the HC is halted. */ /* Make sure the HC is halted. */
retval = xhci_halt(xhci); retval = xhci_halt(xhci);
......
...@@ -1071,6 +1071,15 @@ static void handle_cmd_completion(struct xhci_hcd *xhci, ...@@ -1071,6 +1071,15 @@ static void handle_cmd_completion(struct xhci_hcd *xhci,
xhci_warn(xhci, "Reset device command completion " xhci_warn(xhci, "Reset device command completion "
"for disabled slot %u\n", slot_id); "for disabled slot %u\n", slot_id);
break; break;
case TRB_TYPE(TRB_NEC_GET_FW):
if (!(xhci->quirks & XHCI_NEC_HOST)) {
xhci->error_bitmask |= 1 << 6;
break;
}
xhci_dbg(xhci, "NEC firmware version %2x.%02x\n",
NEC_FW_MAJOR(event->status),
NEC_FW_MINOR(event->status));
break;
default: default:
/* Skip over unknown commands on the event ring */ /* Skip over unknown commands on the event ring */
xhci->error_bitmask |= 1 << 6; xhci->error_bitmask |= 1 << 6;
...@@ -1079,6 +1088,17 @@ static void handle_cmd_completion(struct xhci_hcd *xhci, ...@@ -1079,6 +1088,17 @@ static void handle_cmd_completion(struct xhci_hcd *xhci,
inc_deq(xhci, xhci->cmd_ring, false); inc_deq(xhci, xhci->cmd_ring, false);
} }
static void handle_vendor_event(struct xhci_hcd *xhci,
union xhci_trb *event)
{
u32 trb_type;
trb_type = TRB_FIELD_TO_TYPE(event->generic.field[3]);
xhci_dbg(xhci, "Vendor specific event TRB type = %u\n", trb_type);
if (trb_type == TRB_NEC_CMD_COMP && (xhci->quirks & XHCI_NEC_HOST))
handle_cmd_completion(xhci, &event->event_cmd);
}
static void handle_port_status(struct xhci_hcd *xhci, static void handle_port_status(struct xhci_hcd *xhci,
union xhci_trb *event) union xhci_trb *event)
{ {
...@@ -1659,7 +1679,10 @@ void xhci_handle_event(struct xhci_hcd *xhci) ...@@ -1659,7 +1679,10 @@ void xhci_handle_event(struct xhci_hcd *xhci)
update_ptrs = 0; update_ptrs = 0;
break; break;
default: default:
xhci->error_bitmask |= 1 << 3; if ((event->event_cmd.flags & TRB_TYPE_BITMASK) >= TRB_TYPE(48))
handle_vendor_event(xhci, event);
else
xhci->error_bitmask |= 1 << 3;
} }
/* Any of the above functions may drop and re-acquire the lock, so check /* Any of the above functions may drop and re-acquire the lock, so check
* to make sure a watchdog timer didn't mark the host as non-responsive. * to make sure a watchdog timer didn't mark the host as non-responsive.
...@@ -2378,6 +2401,12 @@ int xhci_queue_address_device(struct xhci_hcd *xhci, dma_addr_t in_ctx_ptr, ...@@ -2378,6 +2401,12 @@ int xhci_queue_address_device(struct xhci_hcd *xhci, dma_addr_t in_ctx_ptr,
false); false);
} }
int xhci_queue_vendor_command(struct xhci_hcd *xhci,
u32 field1, u32 field2, u32 field3, u32 field4)
{
return queue_command(xhci, field1, field2, field3, field4, false);
}
/* Queue a reset device command TRB */ /* Queue a reset device command TRB */
int xhci_queue_reset_device(struct xhci_hcd *xhci, u32 slot_id) int xhci_queue_reset_device(struct xhci_hcd *xhci, u32 slot_id)
{ {
......
...@@ -105,6 +105,33 @@ int xhci_halt(struct xhci_hcd *xhci) ...@@ -105,6 +105,33 @@ int xhci_halt(struct xhci_hcd *xhci)
STS_HALT, STS_HALT, XHCI_MAX_HALT_USEC); STS_HALT, STS_HALT, XHCI_MAX_HALT_USEC);
} }
/*
* Set the run bit and wait for the host to be running.
*/
int xhci_start(struct xhci_hcd *xhci)
{
u32 temp;
int ret;
temp = xhci_readl(xhci, &xhci->op_regs->command);
temp |= (CMD_RUN);
xhci_dbg(xhci, "// Turn on HC, cmd = 0x%x.\n",
temp);
xhci_writel(xhci, temp, &xhci->op_regs->command);
/*
* Wait for the HCHalted Status bit to be 0 to indicate the host is
* running.
*/
ret = handshake(xhci, &xhci->op_regs->status,
STS_HALT, 0, XHCI_MAX_HALT_USEC);
if (ret == -ETIMEDOUT)
xhci_err(xhci, "Host took too long to start, "
"waited %u microseconds.\n",
XHCI_MAX_HALT_USEC);
return ret;
}
/* /*
* Reset a halted HC, and set the internal HC state to HC_STATE_HALT. * Reset a halted HC, and set the internal HC state to HC_STATE_HALT.
* *
...@@ -116,6 +143,7 @@ int xhci_reset(struct xhci_hcd *xhci) ...@@ -116,6 +143,7 @@ int xhci_reset(struct xhci_hcd *xhci)
{ {
u32 command; u32 command;
u32 state; u32 state;
int ret;
state = xhci_readl(xhci, &xhci->op_regs->status); state = xhci_readl(xhci, &xhci->op_regs->status);
if ((state & STS_HALT) == 0) { if ((state & STS_HALT) == 0) {
...@@ -130,7 +158,17 @@ int xhci_reset(struct xhci_hcd *xhci) ...@@ -130,7 +158,17 @@ int xhci_reset(struct xhci_hcd *xhci)
/* XXX: Why does EHCI set this here? Shouldn't other code do this? */ /* XXX: Why does EHCI set this here? Shouldn't other code do this? */
xhci_to_hcd(xhci)->state = HC_STATE_HALT; xhci_to_hcd(xhci)->state = HC_STATE_HALT;
return handshake(xhci, &xhci->op_regs->command, CMD_RESET, 0, 250 * 1000); ret = handshake(xhci, &xhci->op_regs->command,
CMD_RESET, 0, 250 * 1000);
if (ret)
return ret;
xhci_dbg(xhci, "Wait for controller to be ready for doorbell rings\n");
/*
* xHCI cannot write to any doorbells or operational registers other
* than status until the "Controller Not Ready" flag is cleared.
*/
return handshake(xhci, &xhci->op_regs->status, STS_CNR, 0, 250 * 1000);
} }
...@@ -448,17 +486,20 @@ int xhci_run(struct usb_hcd *hcd) ...@@ -448,17 +486,20 @@ int xhci_run(struct usb_hcd *hcd)
if (NUM_TEST_NOOPS > 0) if (NUM_TEST_NOOPS > 0)
doorbell = xhci_setup_one_noop(xhci); doorbell = xhci_setup_one_noop(xhci);
if (xhci->quirks & XHCI_NEC_HOST)
xhci_queue_vendor_command(xhci, 0, 0, 0,
TRB_TYPE(TRB_NEC_GET_FW));
if (xhci_start(xhci)) {
xhci_halt(xhci);
return -ENODEV;
}
temp = xhci_readl(xhci, &xhci->op_regs->command);
temp |= (CMD_RUN);
xhci_dbg(xhci, "// Turn on HC, cmd = 0x%x.\n",
temp);
xhci_writel(xhci, temp, &xhci->op_regs->command);
/* Flush PCI posted writes */
temp = xhci_readl(xhci, &xhci->op_regs->command);
xhci_dbg(xhci, "// @%p = 0x%x\n", &xhci->op_regs->command, temp); xhci_dbg(xhci, "// @%p = 0x%x\n", &xhci->op_regs->command, temp);
if (doorbell) if (doorbell)
(*doorbell)(xhci); (*doorbell)(xhci);
if (xhci->quirks & XHCI_NEC_HOST)
xhci_ring_cmd_db(xhci);
xhci_dbg(xhci, "Finished xhci_run\n"); xhci_dbg(xhci, "Finished xhci_run\n");
return 0; return 0;
......
...@@ -925,6 +925,7 @@ union xhci_trb { ...@@ -925,6 +925,7 @@ union xhci_trb {
/* TRB bit mask */ /* TRB bit mask */
#define TRB_TYPE_BITMASK (0xfc00) #define TRB_TYPE_BITMASK (0xfc00)
#define TRB_TYPE(p) ((p) << 10) #define TRB_TYPE(p) ((p) << 10)
#define TRB_FIELD_TO_TYPE(p) (((p) & TRB_TYPE_BITMASK) >> 10)
/* TRB type IDs */ /* TRB type IDs */
/* bulk, interrupt, isoc scatter/gather, and control data stage */ /* bulk, interrupt, isoc scatter/gather, and control data stage */
#define TRB_NORMAL 1 #define TRB_NORMAL 1
...@@ -992,6 +993,14 @@ union xhci_trb { ...@@ -992,6 +993,14 @@ union xhci_trb {
#define TRB_MFINDEX_WRAP 39 #define TRB_MFINDEX_WRAP 39
/* TRB IDs 40-47 reserved, 48-63 is vendor-defined */ /* TRB IDs 40-47 reserved, 48-63 is vendor-defined */
/* Nec vendor-specific command completion event. */
#define TRB_NEC_CMD_COMP 48
/* Get NEC firmware revision. */
#define TRB_NEC_GET_FW 49
#define NEC_FW_MINOR(p) (((p) >> 0) & 0xff)
#define NEC_FW_MAJOR(p) (((p) >> 8) & 0xff)
/* /*
* TRBS_PER_SEGMENT must be a multiple of 4, * TRBS_PER_SEGMENT must be a multiple of 4,
* since the command ring is 64-byte aligned. * since the command ring is 64-byte aligned.
...@@ -1172,6 +1181,7 @@ struct xhci_hcd { ...@@ -1172,6 +1181,7 @@ struct xhci_hcd {
unsigned int quirks; unsigned int quirks;
#define XHCI_LINK_TRB_QUIRK (1 << 0) #define XHCI_LINK_TRB_QUIRK (1 << 0)
#define XHCI_RESET_EP_QUIRK (1 << 1) #define XHCI_RESET_EP_QUIRK (1 << 1)
#define XHCI_NEC_HOST (1 << 2)
}; };
/* For testing purposes */ /* For testing purposes */
...@@ -1379,6 +1389,8 @@ void xhci_set_hc_event_deq(struct xhci_hcd *xhci); ...@@ -1379,6 +1389,8 @@ void xhci_set_hc_event_deq(struct xhci_hcd *xhci);
int xhci_queue_slot_control(struct xhci_hcd *xhci, u32 trb_type, u32 slot_id); int xhci_queue_slot_control(struct xhci_hcd *xhci, u32 trb_type, u32 slot_id);
int xhci_queue_address_device(struct xhci_hcd *xhci, dma_addr_t in_ctx_ptr, int xhci_queue_address_device(struct xhci_hcd *xhci, dma_addr_t in_ctx_ptr,
u32 slot_id); u32 slot_id);
int xhci_queue_vendor_command(struct xhci_hcd *xhci,
u32 field1, u32 field2, u32 field3, u32 field4);
int xhci_queue_stop_endpoint(struct xhci_hcd *xhci, int slot_id, int xhci_queue_stop_endpoint(struct xhci_hcd *xhci, int slot_id,
unsigned int ep_index); unsigned int ep_index);
int xhci_queue_ctrl_tx(struct xhci_hcd *xhci, gfp_t mem_flags, struct urb *urb, int xhci_queue_ctrl_tx(struct xhci_hcd *xhci, gfp_t mem_flags, struct urb *urb,
......
...@@ -1239,8 +1239,7 @@ static void digi_write_bulk_callback(struct urb *urb) ...@@ -1239,8 +1239,7 @@ static void digi_write_bulk_callback(struct urb *urb)
/* port and serial sanity check */ /* port and serial sanity check */
if (port == NULL || (priv = usb_get_serial_port_data(port)) == NULL) { if (port == NULL || (priv = usb_get_serial_port_data(port)) == NULL) {
dev_err(&port->dev, pr_err("%s: port or port->private is NULL, status=%d\n",
"%s: port or port->private is NULL, status=%d\n",
__func__, status); __func__, status);
return; return;
} }
......
...@@ -2005,6 +2005,8 @@ static void ftdi_set_termios(struct tty_struct *tty, ...@@ -2005,6 +2005,8 @@ static void ftdi_set_termios(struct tty_struct *tty,
"urb failed to set to rts/cts flow control\n"); "urb failed to set to rts/cts flow control\n");
} }
/* raise DTR/RTS */
set_mctrl(port, TIOCM_DTR | TIOCM_RTS);
} else { } else {
/* /*
* Xon/Xoff code * Xon/Xoff code
...@@ -2052,6 +2054,8 @@ static void ftdi_set_termios(struct tty_struct *tty, ...@@ -2052,6 +2054,8 @@ static void ftdi_set_termios(struct tty_struct *tty,
} }
} }
/* lower DTR/RTS */
clear_mctrl(port, TIOCM_DTR | TIOCM_RTS);
} }
return; return;
} }
......
...@@ -730,7 +730,6 @@ static void mos7840_bulk_in_callback(struct urb *urb) ...@@ -730,7 +730,6 @@ static void mos7840_bulk_in_callback(struct urb *urb)
mos7840_port = urb->context; mos7840_port = urb->context;
if (!mos7840_port) { if (!mos7840_port) {
dbg("%s", "NULL mos7840_port pointer"); dbg("%s", "NULL mos7840_port pointer");
mos7840_port->read_urb_busy = false;
return; return;
} }
......
Markdown is supported
0%
or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment