menuconfig USB_GADGET
tristate "USB Gadget Support"
+ select NLS
help
USB is a master/slave protocol, organized with one master
host (such as a PC) controlling up to 127 peripheral devices.
gadget drivers to also be dynamically linked.
config USB_EG20T
- tristate "Intel EG20T PCH/OKI SEMICONDUCTOR ML7213 IOH UDC"
+ tristate "Intel EG20T PCH/LAPIS Semiconductor IOH(ML7213/ML7831) UDC"
depends on PCI
select USB_GADGET_DUALSPEED
help
This driver dose not support interrupt transfer or isochronous
transfer modes.
- This driver also can be used for OKI SEMICONDUCTOR's ML7213 which is
+ This driver also can be used for LAPIS Semiconductor's ML7213 which is
for IVI(In-Vehicle Infotainment) use.
- ML7213 is companion chip for Intel Atom E6xx series.
- ML7213 is completely compatible for Intel EG20T PCH.
+ ML7831 is for general purpose use.
+ ML7213/ML7831 is companion chip for Intel Atom E6xx series.
+ ML7213/ML7831 is completely compatible for Intel EG20T PCH.
config USB_CI13XXX_MSM
tristate "MIPS USB CI13xxx for MSM"
ehci->caps = hcd->regs;
ehci->regs = hcd->regs +
- HC_LENGTH(ehci_readl(ehci, &ehci->caps->hc_capbase));
+ HC_LENGTH(ehci, ehci_readl(ehci, &ehci->caps->hc_capbase));
dbg_hcs_params(ehci, "reset");
dbg_hcc_params(ehci, "reset");
}
hcd->rsrc_start = res->start;
- hcd->rsrc_len = res->end - res->start + 1;
+ hcd->rsrc_len = resource_size(res);
if (!request_mem_region(hcd->rsrc_start, hcd->rsrc_len,
driver->description)) {
retval = -ENODEV;
goto fail;
}
- if (!HC_IS_RUNNING(hcd->state)) {
+ if (ohci->rh_state != OHCI_RH_RUNNING) {
retval = -ENODEV;
goto fail;
}
rc = usb_hcd_check_unlink_urb(hcd, urb, status);
if (rc) {
; /* Do nothing */
- } else if (HC_IS_RUNNING(hcd->state)) {
+ } else if (ohci->rh_state == OHCI_RH_RUNNING) {
urb_priv_t *urb_priv;
/* Unless an IRQ completed the unlink while it was being
rescan:
spin_lock_irqsave (&ohci->lock, flags);
- if (!HC_IS_RUNNING (hcd->state)) {
+ if (ohci->rh_state != OHCI_RH_RUNNING) {
sanitize:
ed->state = ED_IDLE;
if (quirk_zfmicro(ohci) && ed->type == PIPE_INTERRUPT)
ohci->hc_control = ohci_readl (ohci, &ohci->regs->control);
ohci->hc_control &= OHCI_CTRL_RWC;
ohci_writel (ohci, ohci->hc_control, &ohci->regs->control);
+ ohci->rh_state = OHCI_RH_HALTED;
}
/* ohci_shutdown forcibly disables IRQs and DMA, helping kexec and
struct ohci_hcd *ohci;
ohci = hcd_to_ohci (hcd);
- ohci_writel (ohci, OHCI_INTR_MIE, &ohci->regs->intrdisable);
- ohci->hc_control = ohci_readl(ohci, &ohci->regs->control);
+ ohci_writel(ohci, (u32) ~0, &ohci->regs->intrdisable);
- /* If the SHUTDOWN quirk is set, don't put the controller in RESET */
- ohci->hc_control &= (ohci->flags & OHCI_QUIRK_SHUTDOWN ?
- OHCI_CTRL_RWC | OHCI_CTRL_HCFS :
- OHCI_CTRL_RWC);
- ohci_writel(ohci, ohci->hc_control, &ohci->regs->control);
+ /* Software reset, after which the controller goes into SUSPEND */
+ ohci_writel(ohci, OHCI_HCR, &ohci->regs->cmdstatus);
+ ohci_readl(ohci, &ohci->regs->cmdstatus); /* flush the writes */
+ udelay(10);
- /* flush the writes */
- (void) ohci_readl (ohci, &ohci->regs->control);
+ ohci_writel(ohci, ohci->fminterval, &ohci->regs->fminterval);
}
static int check_ed(struct ohci_hcd *ohci, struct ed *ed)
if (distrust_firmware)
ohci->flags |= OHCI_QUIRK_HUB_POWER;
- disable (ohci);
+ ohci->rh_state = OHCI_RH_HALTED;
ohci->regs = hcd->regs;
/* REVISIT this BIOS handshake is now moved into PCI "quirks", and
int first = ohci->fminterval == 0;
struct usb_hcd *hcd = ohci_to_hcd(ohci);
- disable (ohci);
+ ohci->rh_state = OHCI_RH_HALTED;
/* boot firmware should have set this up (5.1.1.3.1) */
if (first) {
ohci->hc_control &= OHCI_CTRL_RWC;
ohci->hc_control |= OHCI_CONTROL_INIT | OHCI_USB_OPER;
ohci_writel (ohci, ohci->hc_control, &ohci->regs->control);
- hcd->state = HC_STATE_RUNNING;
+ ohci->rh_state = OHCI_RH_RUNNING;
/* wake on ConnectStatusChange, matching external hubs */
ohci_writel (ohci, RH_HS_DRWE, &ohci->regs->roothub.status);
// POTPGT delay is bits 24-31, in 2 ms units.
mdelay ((val >> 23) & 0x1fe);
- hcd->state = HC_STATE_RUNNING;
if (quirk_zfmicro(ohci)) {
/* Create timer to watch for bad queue state on ZF Micro */
* of dead, unclocked, or unplugged (CardBus...) devices
*/
if (ints == ~(u32)0) {
- disable (ohci);
+ ohci->rh_state = OHCI_RH_HALTED;
ohci_dbg (ohci, "device removed!\n");
usb_hc_died(hcd);
return IRQ_HANDLED;
ints &= ohci_readl(ohci, ®s->intrenable);
/* interrupt for some other device? */
- if (ints == 0 || unlikely(hcd->state == HC_STATE_HALT))
+ if (ints == 0 || unlikely(ohci->rh_state == OHCI_RH_HALTED))
return IRQ_NOTMINE;
if (ints & OHCI_INTR_UE) {
schedule_work (&ohci->nec_work);
} else {
- disable (ohci);
ohci_err (ohci, "OHCI Unrecoverable Error, disabled\n");
+ ohci->rh_state = OHCI_RH_HALTED;
usb_hc_died(hcd);
}
if ((ints & OHCI_INTR_SF) != 0
&& !ohci->ed_rm_list
&& !ohci->ed_to_check
- && HC_IS_RUNNING(hcd->state))
+ && ohci->rh_state == OHCI_RH_RUNNING)
ohci_writel (ohci, OHCI_INTR_SF, ®s->intrdisable);
spin_unlock (&ohci->lock);
- if (HC_IS_RUNNING(hcd->state)) {
+ if (ohci->rh_state == OHCI_RH_RUNNING) {
ohci_writel (ohci, ints, ®s->intrstatus);
ohci_writel (ohci, OHCI_INTR_MIE, ®s->intrenable);
// flush those writes
struct urb_priv *priv;
spin_lock_irq(&ohci->lock);
- disable (ohci);
+ ohci->rh_state = OHCI_RH_HALTED;
/* Recycle any "live" eds/tds (and urbs). */
if (!list_empty (&ohci->pending))
#define PLATFORM_DRIVER ohci_hcd_ath79_driver
#endif
-#ifdef CONFIG_NLM_XLR
+#ifdef CONFIG_CPU_XLR
#include "ohci-xls.c"
#define PLATFORM_DRIVER ohci_xls_driver
#endif
return 0;
}
- /* nVidia controllers continue to drive Reset signalling on the bus
- * even after system shutdown, wasting power. This flag tells the
- * shutdown routine to leave the controller OPERATIONAL instead of RESET.
- */
- static int ohci_quirk_nvidia_shutdown(struct usb_hcd *hcd)
- {
- struct pci_dev *pdev = to_pci_dev(hcd->self.controller);
- struct ohci_hcd *ohci = hcd_to_ohci(hcd);
-
- /* Evidently nVidia fixed their later hardware; this is a guess at
- * the changeover point.
- */
- #define PCI_DEVICE_ID_NVIDIA_NFORCE_MCP51_USB 0x026d
-
- if (pdev->device < PCI_DEVICE_ID_NVIDIA_NFORCE_MCP51_USB) {
- ohci->flags |= OHCI_QUIRK_SHUTDOWN;
- ohci_dbg(ohci, "enabled nVidia shutdown quirk\n");
- }
-
- return 0;
- }
-
static void sb800_prefetch(struct ohci_hcd *ohci, int on)
{
struct pci_dev *pdev;
PCI_DEVICE(PCI_VENDOR_ID_ATI, 0x4399),
.driver_data = (unsigned long)ohci_quirk_amd700,
},
- {
- PCI_DEVICE(PCI_VENDOR_ID_NVIDIA, PCI_ANY_ID),
- .driver_data = (unsigned long) ohci_quirk_nvidia_shutdown,
- },
/* FIXME for some of the early AMD 760 southbridges, OHCI
* won't work at all. blacklist them.
* mark HW unaccessible, bail out if RH has been resumed. Use
* the spinlock to properly synchronize with possible pending
* RH suspend or resume activity.
- *
- * This is still racy as hcd->state is manipulated outside of
- * any locks =P But that will be a different fix.
*/
spin_lock_irqsave (&ohci->lock, flags);
- if (hcd->state != HC_STATE_SUSPENDED) {
+ if (ohci->rh_state != OHCI_RH_SUSPENDED) {
rc = -EINVAL;
goto bail;
}
* a subset of what the full implementation needs. (Linus)
*/
+enum ohci_rh_state {
+ OHCI_RH_HALTED,
+ OHCI_RH_SUSPENDED,
+ OHCI_RH_RUNNING
+};
+
struct ohci_hcd {
spinlock_t lock;
/*
* driver state
*/
+ enum ohci_rh_state rh_state;
int num_ports;
int load [NUM_INTS];
u32 hc_control; /* copy of hc control reg */
#define OHCI_QUIRK_HUB_POWER 0x100 /* distrust firmware power/oc setup */
#define OHCI_QUIRK_AMD_PLL 0x200 /* AMD PLL quirk*/
#define OHCI_QUIRK_AMD_PREFETCH 0x400 /* pre-fetch for ISO transfer */
- #define OHCI_QUIRK_SHUTDOWN 0x800 /* nVidia power bug */
// there are also chip quirks/bugs in init logic
struct work_struct nec_work; /* Worker for NEC quirk */
/*-------------------------------------------------------------------------*/
-static inline void disable (struct ohci_hcd *ohci)
-{
- ohci_to_hcd(ohci)->state = HC_STATE_HALT;
-}
-
#define FI 0x2edf /* 12000 bits per frame (-1) */
#define FSMP(fi) (0x7fff & ((6 * ((fi) - 210)) / 7))
#define FIT (1 << 31)
#define read_roothub(hc, register, mask) ({ \
u32 temp = ohci_readl (hc, &hc->regs->roothub.register); \
if (temp == -1) \
- disable (hc); \
+ hc->rh_state = OHCI_RH_HALTED; \
else if (hc->flags & OHCI_QUIRK_AMD756) \
while (temp & mask) \
temp = ohci_readl (hc, &hc->regs->roothub.register); \
struct xhci_ring *ring;
struct xhci_td *cur_td;
int ret, i, j;
+ unsigned long flags;
ep = (struct xhci_virt_ep *) arg;
xhci = ep->xhci;
- spin_lock(&xhci->lock);
+ spin_lock_irqsave(&xhci->lock, flags);
ep->stop_cmds_pending--;
if (xhci->xhc_state & XHCI_STATE_DYING) {
xhci_dbg(xhci, "Stop EP timer ran, but another timer marked "
"xHCI as DYING, exiting.\n");
- spin_unlock(&xhci->lock);
+ spin_unlock_irqrestore(&xhci->lock, flags);
return;
}
if (!(ep->stop_cmds_pending == 0 && (ep->ep_state & EP_HALT_PENDING))) {
xhci_dbg(xhci, "Stop EP timer ran, but no command pending, "
"exiting.\n");
- spin_unlock(&xhci->lock);
+ spin_unlock_irqrestore(&xhci->lock, flags);
return;
}
xhci->xhc_state |= XHCI_STATE_DYING;
/* Disable interrupts from the host controller and start halting it */
xhci_quiesce(xhci);
- spin_unlock(&xhci->lock);
+ spin_unlock_irqrestore(&xhci->lock, flags);
ret = xhci_halt(xhci);
- spin_lock(&xhci->lock);
+ spin_lock_irqsave(&xhci->lock, flags);
if (ret < 0) {
/* This is bad; the host is not responding to commands and it's
* not allowing itself to be halted. At least interrupts are
}
}
}
- spin_unlock(&xhci->lock);
+ spin_unlock_irqrestore(&xhci->lock, flags);
xhci_dbg(xhci, "Calling usb_hc_died()\n");
usb_hc_died(xhci_to_hcd(xhci)->primary_hcd);
xhci_dbg(xhci, "xHCI host controller is dead.\n");
irqreturn_t xhci_msi_irq(int irq, struct usb_hcd *hcd)
{
- irqreturn_t ret;
- struct xhci_hcd *xhci;
-
- xhci = hcd_to_xhci(hcd);
- set_bit(HCD_FLAG_SAW_IRQ, &hcd->flags);
- if (xhci->shared_hcd)
- set_bit(HCD_FLAG_SAW_IRQ, &xhci->shared_hcd->flags);
-
- ret = xhci_irq(hcd);
-
- return ret;
+ return xhci_irq(hcd);
}
/**** Endpoint Ring Operations ****/
handled = IRQ_HANDLED;
musb->is_active = 1;
- set_bit(HCD_FLAG_SAW_IRQ, &hcd->flags);
musb->ep0_stage = MUSB_EP0_START;
/*-------------------------------------------------------------------------*/
#if defined(CONFIG_SOC_OMAP2430) || defined(CONFIG_SOC_OMAP3430) || \
- defined(CONFIG_ARCH_OMAP4) || defined(CONFIG_ARCH_U8500) || \
- defined(CONFIG_ARCH_U5500)
+ defined(CONFIG_ARCH_OMAP4) || defined(CONFIG_ARCH_U8500)
static irqreturn_t generic_interrupt(int irq, void *__hci)
{
{ USB_DEVICE(SONY_VENDOR_ID, SONY_QN3USB_PRODUCT_ID) },
{ USB_DEVICE(SANWA_VENDOR_ID, SANWA_PRODUCT_ID) },
{ USB_DEVICE(ADLINK_VENDOR_ID, ADLINK_ND6530_PRODUCT_ID) },
- { USB_DEVICE(WINCHIPHEAD_VENDOR_ID, WINCHIPHEAD_USBSER_PRODUCT_ID) },
{ USB_DEVICE(SMART_VENDOR_ID, SMART_PRODUCT_ID) },
{ } /* Terminating entry */
};
if (tty)
pl2303_set_termios(tty, port, &tmp_termios);
- dbg("%s - submitting read urb", __func__);
- result = usb_serial_generic_submit_read_urb(port, GFP_KERNEL);
- if (result) {
- pl2303_close(port);
- return -EPROTO;
- }
-
dbg("%s - submitting interrupt urb", __func__);
result = usb_submit_urb(port->interrupt_in_urb, GFP_KERNEL);
if (result) {
dev_err(&port->dev, "%s - failed submitting interrupt urb,"
" error %d\n", __func__, result);
- pl2303_close(port);
- return -EPROTO;
+ return result;
}
+
+ result = usb_serial_generic_open(tty, port);
+ if (result) {
+ usb_kill_urb(port->interrupt_in_urb);
+ return result;
+ }
+
port->port.drain_delay = 256;
return 0;
}
{ USB_DEVICE_VER(id_vendor, id_product, bcdDeviceMin, bcdDeviceMax), \
.driver_info = (flags)|(USB_US_TYPE_STOR<<24) }
-struct usb_device_id ene_ub6250_usb_ids[] = {
+static struct usb_device_id ene_ub6250_usb_ids[] = {
# include "unusual_ene_ub6250.h"
{ } /* Terminating entry */
};
static int sd_scsi_read_capacity(struct us_data *us, struct scsi_cmnd *srb)
{
- u32 bl_num;
- u16 bl_len;
+ u32 bl_num;
+ u32 bl_len;
unsigned int offset = 0;
unsigned char buf[8];
struct scatterlist *sg = NULL;
else
bl_num = (info->HC_C_SIZE + 1) * 1024 - 1;
} else {
- bl_len = 1<<(info->SD_READ_BL_LEN);
+ bl_len = 1 << (info->SD_READ_BL_LEN);
bl_num = info->SD_Block_Mult * (info->SD_C_SIZE + 1)
* (1 << (info->SD_C_SIZE_MULT + 2)) - 1;
}
return 0;
}
-int ms_lib_alloc_logicalmap(struct us_data *us)
+static int ms_lib_alloc_logicalmap(struct us_data *us)
{
u32 i;
struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
result = ene_send_scsi_cmd(us, FDIR_WRITE, scsi_sglist(srb), 1);
} else {
void *buf;
- int offset;
+ int offset = 0;
u16 PhyBlockAddr;
u8 PageNum;
- u32 result;
u16 len, oldphy, newphy;
buf = kmalloc(blenByte, GFP_KERNEL);
/*
* ms_scsi_irp()
*/
-int ms_scsi_irp(struct us_data *us, struct scsi_cmnd *srb)
+static int ms_scsi_irp(struct us_data *us, struct scsi_cmnd *srb)
{
int result;
struct ene_ub6250_info *info = (struct ene_ub6250_info *)us->extra;
projects / deliverable / linux.git / commitdiff
