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Commit 26c696c6 authored by Richard Zhao's avatar Richard Zhao Committed by Greg Kroah-Hartman
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USB: Chipidea: rename struct ci13xxx variables from udc to ci 

struct ci13xxx represent the controller, which may be device or host,
so name its variables as ci.
Signed-off-by: default avatarRichard Zhao <richard.zhao@freescale.com>
Reviewed-by: default avatarFelipe Balbi <balbi@ti.com>
Signed-off-by: default avatarAlexander Shishkin <alexander.shishkin@linux.intel.com>
Reviewed-by: default avatarMarek Vasut <marex@denx.de>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 2f0de9d8
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Showing with 407 additions and 407 deletions
drivers/usb/chipidea/ci.h
View file @ 26c696c6
...@@ -36,7 +36,7 @@ ...@@ -36,7 +36,7 @@
* @name: string description of the endpoint * @name: string description of the endpoint
* @qh: queue head for this endpoint * @qh: queue head for this endpoint
* @wedge: is the endpoint wedged * @wedge: is the endpoint wedged
* @udc: pointer to the controller * @ci: pointer to the controller
* @lock: pointer to controller's spinlock * @lock: pointer to controller's spinlock
* @td_pool: pointer to controller's TD pool * @td_pool: pointer to controller's TD pool
*/ */
...@@ -54,7 +54,7 @@ struct ci13xxx_ep { ...@@ -54,7 +54,7 @@ struct ci13xxx_ep {
int wedge; int wedge;
/* global resources */ /* global resources */
struct ci13xxx *udc; struct ci13xxx *ci;
spinlock_t *lock; spinlock_t *lock;
struct dma_pool *td_pool; struct dma_pool *td_pool;
}; };
...@@ -250,9 +250,9 @@ static inline int ffs_nr(u32 x) ...@@ -250,9 +250,9 @@ static inline int ffs_nr(u32 x)
* *
* This function returns register contents * This function returns register contents
*/ */
static inline u32 hw_read(struct ci13xxx *udc, enum ci13xxx_regs reg, u32 mask) static inline u32 hw_read(struct ci13xxx *ci, enum ci13xxx_regs reg, u32 mask)
{ {
return ioread32(udc->hw_bank.regmap[reg]) & mask; return ioread32(ci->hw_bank.regmap[reg]) & mask;
} }
/** /**
...@@ -261,14 +261,14 @@ static inline u32 hw_read(struct ci13xxx *udc, enum ci13xxx_regs reg, u32 mask) ...@@ -261,14 +261,14 @@ static inline u32 hw_read(struct ci13xxx *udc, enum ci13xxx_regs reg, u32 mask)
* @mask: bitfield mask * @mask: bitfield mask
* @data: new value * @data: new value
*/ */
static inline void hw_write(struct ci13xxx *udc, enum ci13xxx_regs reg, static inline void hw_write(struct ci13xxx *ci, enum ci13xxx_regs reg,
u32 mask, u32 data) u32 mask, u32 data)
{ {
if (~mask) if (~mask)
data = (ioread32(udc->hw_bank.regmap[reg]) & ~mask) data = (ioread32(ci->hw_bank.regmap[reg]) & ~mask)
| (data & mask); | (data & mask);
iowrite32(data, udc->hw_bank.regmap[reg]); iowrite32(data, ci->hw_bank.regmap[reg]);
} }
/** /**
...@@ -278,12 +278,12 @@ static inline void hw_write(struct ci13xxx *udc, enum ci13xxx_regs reg, ...@@ -278,12 +278,12 @@ static inline void hw_write(struct ci13xxx *udc, enum ci13xxx_regs reg,
* *
* This function returns register contents * This function returns register contents
*/ */
static inline u32 hw_test_and_clear(struct ci13xxx *udc, enum ci13xxx_regs reg, static inline u32 hw_test_and_clear(struct ci13xxx *ci, enum ci13xxx_regs reg,
u32 mask) u32 mask)
{ {
u32 val = ioread32(udc->hw_bank.regmap[reg]) & mask; u32 val = ioread32(ci->hw_bank.regmap[reg]) & mask;
iowrite32(val, udc->hw_bank.regmap[reg]); iowrite32(val, ci->hw_bank.regmap[reg]);
return val; return val;
} }
...@@ -295,12 +295,12 @@ static inline u32 hw_test_and_clear(struct ci13xxx *udc, enum ci13xxx_regs reg, ...@@ -295,12 +295,12 @@ static inline u32 hw_test_and_clear(struct ci13xxx *udc, enum ci13xxx_regs reg,
* *
* This function returns register contents * This function returns register contents
*/ */
static inline u32 hw_test_and_write(struct ci13xxx *udc, enum ci13xxx_regs reg, static inline u32 hw_test_and_write(struct ci13xxx *ci, enum ci13xxx_regs reg,
u32 mask, u32 data) u32 mask, u32 data)
{ {
u32 val = hw_read(udc, reg, ~0); u32 val = hw_read(ci, reg, ~0);
hw_write(udc, reg, mask, data); hw_write(ci, reg, mask, data);
return (val & mask) >> ffs_nr(mask); return (val & mask) >> ffs_nr(mask);
} }
......
drivers/usb/chipidea/ci13xxx_msm.c
View file @ 26c696c6
...@@ -15,11 +15,11 @@ ...@@ -15,11 +15,11 @@
#include "ci.h" #include "ci.h"
#define MSM_USB_BASE (udc->hw_bank.abs) #define MSM_USB_BASE (ci->hw_bank.abs)
static void ci13xxx_msm_notify_event(struct ci13xxx *udc, unsigned event) static void ci13xxx_msm_notify_event(struct ci13xxx *ci, unsigned event)
{ {
struct device *dev = udc->gadget.dev.parent; struct device *dev = ci->gadget.dev.parent;
int val; int val;
switch (event) { switch (event) {
...@@ -34,13 +34,13 @@ static void ci13xxx_msm_notify_event(struct ci13xxx *udc, unsigned event) ...@@ -34,13 +34,13 @@ static void ci13xxx_msm_notify_event(struct ci13xxx *udc, unsigned event)
* Put the transceiver in non-driving mode. Otherwise host * Put the transceiver in non-driving mode. Otherwise host
* may not detect soft-disconnection. * may not detect soft-disconnection.
*/ */
val = usb_phy_io_read(udc->transceiver, ULPI_FUNC_CTRL); val = usb_phy_io_read(ci->transceiver, ULPI_FUNC_CTRL);
val &= ~ULPI_FUNC_CTRL_OPMODE_MASK; val &= ~ULPI_FUNC_CTRL_OPMODE_MASK;
val |= ULPI_FUNC_CTRL_OPMODE_NONDRIVING; val |= ULPI_FUNC_CTRL_OPMODE_NONDRIVING;
usb_phy_io_write(udc->transceiver, val, ULPI_FUNC_CTRL); usb_phy_io_write(ci->transceiver, val, ULPI_FUNC_CTRL);
break; break;
default: default:
dev_dbg(dev, "unknown ci13xxx_udc event\n"); dev_dbg(dev, "unknown ci13xxx event\n");
break; break;
} }
} }
......
drivers/usb/chipidea/debug.c
View file @ 26c696c6
...@@ -68,15 +68,15 @@ void dbg_interrupt(u32 intmask) ...@@ -68,15 +68,15 @@ void dbg_interrupt(u32 intmask)
* *
* This function returns number of registers read * This function returns number of registers read
*/ */
static size_t hw_register_read(struct ci13xxx *udc, u32 *buf, size_t size) static size_t hw_register_read(struct ci13xxx *ci, u32 *buf, size_t size)
{ {
unsigned i; unsigned i;
if (size > udc->hw_bank.size) if (size > ci->hw_bank.size)
size = udc->hw_bank.size; size = ci->hw_bank.size;
for (i = 0; i < size; i++) for (i = 0; i < size; i++)
buf[i] = hw_read(udc, i * sizeof(u32), ~0); buf[i] = hw_read(ci, i * sizeof(u32), ~0);
return size; return size;
} }
...@@ -88,18 +88,18 @@ static size_t hw_register_read(struct ci13xxx *udc, u32 *buf, size_t size) ...@@ -88,18 +88,18 @@ static size_t hw_register_read(struct ci13xxx *udc, u32 *buf, size_t size)
* *
* This function returns an error code * This function returns an error code
*/ */
static int hw_register_write(struct ci13xxx *udc, u16 addr, u32 data) static int hw_register_write(struct ci13xxx *ci, u16 addr, u32 data)
{ {
/* align */ /* align */
addr /= sizeof(u32); addr /= sizeof(u32);
if (addr >= udc->hw_bank.size) if (addr >= ci->hw_bank.size)
return -EINVAL; return -EINVAL;
/* align */ /* align */
addr *= sizeof(u32); addr *= sizeof(u32);
hw_write(udc, addr, ~0, data); hw_write(ci, addr, ~0, data);
return 0; return 0;
} }
...@@ -110,13 +110,13 @@ static int hw_register_write(struct ci13xxx *udc, u16 addr, u32 data) ...@@ -110,13 +110,13 @@ static int hw_register_write(struct ci13xxx *udc, u16 addr, u32 data)
* *
* This function returns an error code * This function returns an error code
*/ */
static int hw_intr_clear(struct ci13xxx *udc, int n) static int hw_intr_clear(struct ci13xxx *ci, int n)
{ {
if (n >= REG_BITS) if (n >= REG_BITS)
return -EINVAL; return -EINVAL;
hw_write(udc, OP_USBINTR, BIT(n), 0); hw_write(ci, OP_USBINTR, BIT(n), 0);
hw_write(udc, OP_USBSTS, BIT(n), BIT(n)); hw_write(ci, OP_USBSTS, BIT(n), BIT(n));
return 0; return 0;
} }
...@@ -127,15 +127,15 @@ static int hw_intr_clear(struct ci13xxx *udc, int n) ...@@ -127,15 +127,15 @@ static int hw_intr_clear(struct ci13xxx *udc, int n)
* *
* This function returns an error code * This function returns an error code
*/ */
static int hw_intr_force(struct ci13xxx *udc, int n) static int hw_intr_force(struct ci13xxx *ci, int n)
{ {
if (n >= REG_BITS) if (n >= REG_BITS)
return -EINVAL; return -EINVAL;
hw_write(udc, CAP_TESTMODE, TESTMODE_FORCE, TESTMODE_FORCE); hw_write(ci, CAP_TESTMODE, TESTMODE_FORCE, TESTMODE_FORCE);
hw_write(udc, OP_USBINTR, BIT(n), BIT(n)); hw_write(ci, OP_USBINTR, BIT(n), BIT(n));
hw_write(udc, OP_USBSTS, BIT(n), BIT(n)); hw_write(ci, OP_USBSTS, BIT(n), BIT(n));
hw_write(udc, CAP_TESTMODE, TESTMODE_FORCE, 0); hw_write(ci, CAP_TESTMODE, TESTMODE_FORCE, 0);
return 0; return 0;
} }
...@@ -147,12 +147,12 @@ static int hw_intr_force(struct ci13xxx *udc, int n) ...@@ -147,12 +147,12 @@ static int hw_intr_force(struct ci13xxx *udc, int n)
static ssize_t show_device(struct device *dev, struct device_attribute *attr, static ssize_t show_device(struct device *dev, struct device_attribute *attr,
char *buf) char *buf)
{ {
struct ci13xxx *udc = container_of(dev, struct ci13xxx, gadget.dev); struct ci13xxx *ci = container_of(dev, struct ci13xxx, gadget.dev);
struct usb_gadget *gadget = &udc->gadget; struct usb_gadget *gadget = &ci->gadget;
int n = 0; int n = 0;
if (attr == NULL || buf == NULL) { if (attr == NULL || buf == NULL) {
dev_err(udc->dev, "[%s] EINVAL\n", __func__); dev_err(ci->dev, "[%s] EINVAL\n", __func__);
return 0; return 0;
} }
...@@ -188,8 +188,8 @@ static DEVICE_ATTR(device, S_IRUSR, show_device, NULL); ...@@ -188,8 +188,8 @@ static DEVICE_ATTR(device, S_IRUSR, show_device, NULL);
static ssize_t show_driver(struct device *dev, struct device_attribute *attr, static ssize_t show_driver(struct device *dev, struct device_attribute *attr,
char *buf) char *buf)
{ {
struct ci13xxx *udc = container_of(dev, struct ci13xxx, gadget.dev); struct ci13xxx *ci = container_of(dev, struct ci13xxx, gadget.dev);
struct usb_gadget_driver *driver = udc->driver; struct usb_gadget_driver *driver = ci->driver;
int n = 0; int n = 0;
if (attr == NULL || buf == NULL) { if (attr == NULL || buf == NULL) {
...@@ -412,22 +412,22 @@ static DEVICE_ATTR(events, S_IRUSR | S_IWUSR, show_events, store_events); ...@@ -412,22 +412,22 @@ static DEVICE_ATTR(events, S_IRUSR | S_IWUSR, show_events, store_events);
static ssize_t show_inters(struct device *dev, struct device_attribute *attr, static ssize_t show_inters(struct device *dev, struct device_attribute *attr,
char *buf) char *buf)
{ {
struct ci13xxx *udc = container_of(dev, struct ci13xxx, gadget.dev); struct ci13xxx *ci = container_of(dev, struct ci13xxx, gadget.dev);
unsigned long flags; unsigned long flags;
u32 intr; u32 intr;
unsigned i, j, n = 0; unsigned i, j, n = 0;
if (attr == NULL || buf == NULL) { if (attr == NULL || buf == NULL) {
dev_err(udc->dev, "[%s] EINVAL\n", __func__); dev_err(ci->dev, "[%s] EINVAL\n", __func__);
return 0; return 0;
} }
spin_lock_irqsave(&udc->lock, flags); spin_lock_irqsave(&ci->lock, flags);
/*n += scnprintf(buf + n, PAGE_SIZE - n, /*n += scnprintf(buf + n, PAGE_SIZE - n,
"status = %08x\n", hw_read_intr_status(udc)); "status = %08x\n", hw_read_intr_status(ci));
n += scnprintf(buf + n, PAGE_SIZE - n, n += scnprintf(buf + n, PAGE_SIZE - n,
"enable = %08x\n", hw_read_intr_enable(udc));*/ "enable = %08x\n", hw_read_intr_enable(ci));*/
n += scnprintf(buf + n, PAGE_SIZE - n, "*test = %d\n", n += scnprintf(buf + n, PAGE_SIZE - n, "*test = %d\n",
isr_statistics.test); isr_statistics.test);
...@@ -471,7 +471,7 @@ static ssize_t show_inters(struct device *dev, struct device_attribute *attr, ...@@ -471,7 +471,7 @@ static ssize_t show_inters(struct device *dev, struct device_attribute *attr,
n += scnprintf(buf + n, PAGE_SIZE - n, "\n"); n += scnprintf(buf + n, PAGE_SIZE - n, "\n");
} }
spin_unlock_irqrestore(&udc->lock, flags); spin_unlock_irqrestore(&ci->lock, flags);
return n; return n;
} }
...@@ -485,31 +485,31 @@ static ssize_t show_inters(struct device *dev, struct device_attribute *attr, ...@@ -485,31 +485,31 @@ static ssize_t show_inters(struct device *dev, struct device_attribute *attr,
static ssize_t store_inters(struct device *dev, struct device_attribute *attr, static ssize_t store_inters(struct device *dev, struct device_attribute *attr,
const char *buf, size_t count) const char *buf, size_t count)
{ {
struct ci13xxx *udc = container_of(dev, struct ci13xxx, gadget.dev); struct ci13xxx *ci = container_of(dev, struct ci13xxx, gadget.dev);
unsigned long flags; unsigned long flags;
unsigned en, bit; unsigned en, bit;
if (attr == NULL || buf == NULL) { if (attr == NULL || buf == NULL) {
dev_err(udc->dev, "EINVAL\n"); dev_err(ci->dev, "EINVAL\n");
goto done; goto done;
} }
if (sscanf(buf, "%u %u", &en, &bit) != 2 || en > 1) { if (sscanf(buf, "%u %u", &en, &bit) != 2 || en > 1) {
dev_err(udc->dev, "<1|0> <bit>: enable|disable interrupt\n"); dev_err(ci->dev, "<1|0> <bit>: enable|disable interrupt\n");
goto done; goto done;
} }
spin_lock_irqsave(&udc->lock, flags); spin_lock_irqsave(&ci->lock, flags);
if (en) { if (en) {
if (hw_intr_force(udc, bit)) if (hw_intr_force(ci, bit))
dev_err(dev, "invalid bit number\n"); dev_err(dev, "invalid bit number\n");
else else
isr_statistics.test++; isr_statistics.test++;
} else { } else {
if (hw_intr_clear(udc, bit)) if (hw_intr_clear(ci, bit))
dev_err(dev, "invalid bit number\n"); dev_err(dev, "invalid bit number\n");
} }
spin_unlock_irqrestore(&udc->lock, flags); spin_unlock_irqrestore(&ci->lock, flags);
done: done:
return count; return count;
...@@ -524,18 +524,18 @@ static DEVICE_ATTR(inters, S_IRUSR | S_IWUSR, show_inters, store_inters); ...@@ -524,18 +524,18 @@ static DEVICE_ATTR(inters, S_IRUSR | S_IWUSR, show_inters, store_inters);
static ssize_t show_port_test(struct device *dev, static ssize_t show_port_test(struct device *dev,
struct device_attribute *attr, char *buf) struct device_attribute *attr, char *buf)
{ {
struct ci13xxx *udc = container_of(dev, struct ci13xxx, gadget.dev); struct ci13xxx *ci = container_of(dev, struct ci13xxx, gadget.dev);
unsigned long flags; unsigned long flags;
unsigned mode; unsigned mode;
if (attr == NULL || buf == NULL) { if (attr == NULL || buf == NULL) {
dev_err(udc->dev, "EINVAL\n"); dev_err(ci->dev, "EINVAL\n");
return 0; return 0;
} }
spin_lock_irqsave(&udc->lock, flags); spin_lock_irqsave(&ci->lock, flags);
mode = hw_port_test_get(udc); mode = hw_port_test_get(ci);
spin_unlock_irqrestore(&udc->lock, flags); spin_unlock_irqrestore(&ci->lock, flags);
return scnprintf(buf, PAGE_SIZE, "mode = %u\n", mode); return scnprintf(buf, PAGE_SIZE, "mode = %u\n", mode);
} }
...@@ -549,24 +549,24 @@ static ssize_t store_port_test(struct device *dev, ...@@ -549,24 +549,24 @@ static ssize_t store_port_test(struct device *dev,
struct device_attribute *attr, struct device_attribute *attr,
const char *buf, size_t count) const char *buf, size_t count)
{ {
struct ci13xxx *udc = container_of(dev, struct ci13xxx, gadget.dev); struct ci13xxx *ci = container_of(dev, struct ci13xxx, gadget.dev);
unsigned long flags; unsigned long flags;
unsigned mode; unsigned mode;
if (attr == NULL || buf == NULL) { if (attr == NULL || buf == NULL) {
dev_err(udc->dev, "[%s] EINVAL\n", __func__); dev_err(ci->dev, "[%s] EINVAL\n", __func__);
goto done; goto done;
} }
if (sscanf(buf, "%u", &mode) != 1) { if (sscanf(buf, "%u", &mode) != 1) {
dev_err(udc->dev, "<mode>: set port test mode"); dev_err(ci->dev, "<mode>: set port test mode");
goto done; goto done;
} }
spin_lock_irqsave(&udc->lock, flags); spin_lock_irqsave(&ci->lock, flags);
if (hw_port_test_set(udc, mode)) if (hw_port_test_set(ci, mode))
dev_err(udc->dev, "invalid mode\n"); dev_err(ci->dev, "invalid mode\n");
spin_unlock_irqrestore(&udc->lock, flags); spin_unlock_irqrestore(&ci->lock, flags);
done: done:
return count; return count;
...@@ -582,20 +582,20 @@ static DEVICE_ATTR(port_test, S_IRUSR | S_IWUSR, ...@@ -582,20 +582,20 @@ static DEVICE_ATTR(port_test, S_IRUSR | S_IWUSR,
static ssize_t show_qheads(struct device *dev, struct device_attribute *attr, static ssize_t show_qheads(struct device *dev, struct device_attribute *attr,
char *buf) char *buf)
{ {
struct ci13xxx *udc = container_of(dev, struct ci13xxx, gadget.dev); struct ci13xxx *ci = container_of(dev, struct ci13xxx, gadget.dev);
unsigned long flags; unsigned long flags;
unsigned i, j, n = 0; unsigned i, j, n = 0;
if (attr == NULL || buf == NULL) { if (attr == NULL || buf == NULL) {
dev_err(udc->dev, "[%s] EINVAL\n", __func__); dev_err(ci->dev, "[%s] EINVAL\n", __func__);
return 0; return 0;
} }
spin_lock_irqsave(&udc->lock, flags); spin_lock_irqsave(&ci->lock, flags);
for (i = 0; i < udc->hw_ep_max/2; i++) { for (i = 0; i < ci->hw_ep_max/2; i++) {
struct ci13xxx_ep *mEpRx = &udc->ci13xxx_ep[i]; struct ci13xxx_ep *mEpRx = &ci->ci13xxx_ep[i];
struct ci13xxx_ep *mEpTx = struct ci13xxx_ep *mEpTx =
&udc->ci13xxx_ep[i + udc->hw_ep_max/2]; &ci->ci13xxx_ep[i + ci->hw_ep_max/2];
n += scnprintf(buf + n, PAGE_SIZE - n, n += scnprintf(buf + n, PAGE_SIZE - n,
"EP=%02i: RX=%08X TX=%08X\n", "EP=%02i: RX=%08X TX=%08X\n",
i, (u32)mEpRx->qh.dma, (u32)mEpTx->qh.dma); i, (u32)mEpRx->qh.dma, (u32)mEpTx->qh.dma);
...@@ -606,7 +606,7 @@ static ssize_t show_qheads(struct device *dev, struct device_attribute *attr, ...@@ -606,7 +606,7 @@ static ssize_t show_qheads(struct device *dev, struct device_attribute *attr,
*((u32 *)mEpTx->qh.ptr + j)); *((u32 *)mEpTx->qh.ptr + j));
} }
} }
spin_unlock_irqrestore(&udc->lock, flags); spin_unlock_irqrestore(&ci->lock, flags);
return n; return n;
} }
...@@ -621,25 +621,25 @@ static DEVICE_ATTR(qheads, S_IRUSR, show_qheads, NULL); ...@@ -621,25 +621,25 @@ static DEVICE_ATTR(qheads, S_IRUSR, show_qheads, NULL);
static ssize_t show_registers(struct device *dev, static ssize_t show_registers(struct device *dev,
struct device_attribute *attr, char *buf) struct device_attribute *attr, char *buf)
{ {
struct ci13xxx *udc = container_of(dev, struct ci13xxx, gadget.dev); struct ci13xxx *ci = container_of(dev, struct ci13xxx, gadget.dev);
unsigned long flags; unsigned long flags;
u32 *dump; u32 *dump;
unsigned i, k, n = 0; unsigned i, k, n = 0;
if (attr == NULL || buf == NULL) { if (attr == NULL || buf == NULL) {
dev_err(udc->dev, "[%s] EINVAL\n", __func__); dev_err(ci->dev, "[%s] EINVAL\n", __func__);
return 0; return 0;
} }
dump = kmalloc(sizeof(u32) * DUMP_ENTRIES, GFP_KERNEL); dump = kmalloc(sizeof(u32) * DUMP_ENTRIES, GFP_KERNEL);
if (!dump) { if (!dump) {
dev_err(udc->dev, "%s: out of memory\n", __func__); dev_err(ci->dev, "%s: out of memory\n", __func__);
return 0; return 0;
} }
spin_lock_irqsave(&udc->lock, flags); spin_lock_irqsave(&ci->lock, flags);
k = hw_register_read(udc, dump, DUMP_ENTRIES); k = hw_register_read(ci, dump, DUMP_ENTRIES);
spin_unlock_irqrestore(&udc->lock, flags); spin_unlock_irqrestore(&ci->lock, flags);
for (i = 0; i < k; i++) { for (i = 0; i < k; i++) {
n += scnprintf(buf + n, PAGE_SIZE - n, n += scnprintf(buf + n, PAGE_SIZE - n,
...@@ -660,24 +660,24 @@ static ssize_t store_registers(struct device *dev, ...@@ -660,24 +660,24 @@ static ssize_t store_registers(struct device *dev,
struct device_attribute *attr, struct device_attribute *attr,
const char *buf, size_t count) const char *buf, size_t count)
{ {
struct ci13xxx *udc = container_of(dev, struct ci13xxx, gadget.dev); struct ci13xxx *ci = container_of(dev, struct ci13xxx, gadget.dev);
unsigned long addr, data, flags; unsigned long addr, data, flags;
if (attr == NULL || buf == NULL) { if (attr == NULL || buf == NULL) {
dev_err(udc->dev, "[%s] EINVAL\n", __func__); dev_err(ci->dev, "[%s] EINVAL\n", __func__);
goto done; goto done;
} }
if (sscanf(buf, "%li %li", &addr, &data) != 2) { if (sscanf(buf, "%li %li", &addr, &data) != 2) {
dev_err(udc->dev, dev_err(ci->dev,
"<addr> <data>: write data to register address\n"); "<addr> <data>: write data to register address\n");
goto done; goto done;
} }
spin_lock_irqsave(&udc->lock, flags); spin_lock_irqsave(&ci->lock, flags);
if (hw_register_write(udc, addr, data)) if (hw_register_write(ci, addr, data))
dev_err(udc->dev, "invalid address range\n"); dev_err(ci->dev, "invalid address range\n");
spin_unlock_irqrestore(&udc->lock, flags); spin_unlock_irqrestore(&ci->lock, flags);
done: done:
return count; return count;
...@@ -693,34 +693,34 @@ static DEVICE_ATTR(registers, S_IRUSR | S_IWUSR, ...@@ -693,34 +693,34 @@ static DEVICE_ATTR(registers, S_IRUSR | S_IWUSR,
static ssize_t show_requests(struct device *dev, struct device_attribute *attr, static ssize_t show_requests(struct device *dev, struct device_attribute *attr,
char *buf) char *buf)
{ {
struct ci13xxx *udc = container_of(dev, struct ci13xxx, gadget.dev); struct ci13xxx *ci = container_of(dev, struct ci13xxx, gadget.dev);
unsigned long flags; unsigned long flags;
struct list_head *ptr = NULL; struct list_head *ptr = NULL;
struct ci13xxx_req *req = NULL; struct ci13xxx_req *req = NULL;
unsigned i, j, n = 0, qSize = sizeof(struct ci13xxx_td)/sizeof(u32); unsigned i, j, n = 0, qSize = sizeof(struct ci13xxx_td)/sizeof(u32);
if (attr == NULL || buf == NULL) { if (attr == NULL || buf == NULL) {
dev_err(udc->dev, "[%s] EINVAL\n", __func__); dev_err(ci->dev, "[%s] EINVAL\n", __func__);
return 0; return 0;
} }
spin_lock_irqsave(&udc->lock, flags); spin_lock_irqsave(&ci->lock, flags);
for (i = 0; i < udc->hw_ep_max; i++) for (i = 0; i < ci->hw_ep_max; i++)
list_for_each(ptr, &udc->ci13xxx_ep[i].qh.queue) list_for_each(ptr, &ci->ci13xxx_ep[i].qh.queue)
{ {
req = list_entry(ptr, struct ci13xxx_req, queue); req = list_entry(ptr, struct ci13xxx_req, queue);
n += scnprintf(buf + n, PAGE_SIZE - n, n += scnprintf(buf + n, PAGE_SIZE - n,
"EP=%02i: TD=%08X %s\n", "EP=%02i: TD=%08X %s\n",
i % udc->hw_ep_max/2, (u32)req->dma, i % ci->hw_ep_max/2, (u32)req->dma,
((i < udc->hw_ep_max/2) ? "RX" : "TX")); ((i < ci->hw_ep_max/2) ? "RX" : "TX"));
for (j = 0; j < qSize; j++) for (j = 0; j < qSize; j++)
n += scnprintf(buf + n, PAGE_SIZE - n, n += scnprintf(buf + n, PAGE_SIZE - n,
" %04X: %08X\n", j, " %04X: %08X\n", j,
*((u32 *)req->ptr + j)); *((u32 *)req->ptr + j));
} }
spin_unlock_irqrestore(&udc->lock, flags); spin_unlock_irqrestore(&ci->lock, flags);
return n; return n;
} }
......
drivers/usb/chipidea/udc.c
View file @ 26c696c6
...@@ -67,11 +67,11 @@ static inline int hw_ep_bit(int num, int dir) ...@@ -67,11 +67,11 @@ static inline int hw_ep_bit(int num, int dir)
return num + (dir ? 16 : 0); return num + (dir ? 16 : 0);
} }
static inline int ep_to_bit(struct ci13xxx *udc, int n) static inline int ep_to_bit(struct ci13xxx *ci, int n)
{ {
int fill = 16 - udc->hw_ep_max / 2; int fill = 16 - ci->hw_ep_max / 2;
if (n >= udc->hw_ep_max / 2) if (n >= ci->hw_ep_max / 2)
n += fill; n += fill;
return n; return n;
...@@ -84,17 +84,17 @@ static inline int ep_to_bit(struct ci13xxx *udc, int n) ...@@ -84,17 +84,17 @@ static inline int ep_to_bit(struct ci13xxx *udc, int n)
* *
* This function returns an error code * This function returns an error code
*/ */
static int hw_device_state(struct ci13xxx *udc, u32 dma) static int hw_device_state(struct ci13xxx *ci, u32 dma)
{ {
if (dma) { if (dma) {
hw_write(udc, OP_ENDPTLISTADDR, ~0, dma); hw_write(ci, OP_ENDPTLISTADDR, ~0, dma);
/* interrupt, error, port change, reset, sleep/suspend */ /* interrupt, error, port change, reset, sleep/suspend */
hw_write(udc, OP_USBINTR, ~0, hw_write(ci, OP_USBINTR, ~0,
USBi_UI|USBi_UEI|USBi_PCI|USBi_URI|USBi_SLI); USBi_UI|USBi_UEI|USBi_PCI|USBi_URI|USBi_SLI);
hw_write(udc, OP_USBCMD, USBCMD_RS, USBCMD_RS); hw_write(ci, OP_USBCMD, USBCMD_RS, USBCMD_RS);
} else { } else {
hw_write(udc, OP_USBCMD, USBCMD_RS, 0); hw_write(ci, OP_USBCMD, USBCMD_RS, 0);
hw_write(udc, OP_USBINTR, ~0, 0); hw_write(ci, OP_USBINTR, ~0, 0);
} }
return 0; return 0;
} }
...@@ -106,16 +106,16 @@ static int hw_device_state(struct ci13xxx *udc, u32 dma) ...@@ -106,16 +106,16 @@ static int hw_device_state(struct ci13xxx *udc, u32 dma)
* *
* This function returns an error code * This function returns an error code
*/ */
static int hw_ep_flush(struct ci13xxx *udc, int num, int dir) static int hw_ep_flush(struct ci13xxx *ci, int num, int dir)
{ {
int n = hw_ep_bit(num, dir); int n = hw_ep_bit(num, dir);
do { do {
/* flush any pending transfer */ /* flush any pending transfer */
hw_write(udc, OP_ENDPTFLUSH, BIT(n), BIT(n)); hw_write(ci, OP_ENDPTFLUSH, BIT(n), BIT(n));
while (hw_read(udc, OP_ENDPTFLUSH, BIT(n))) while (hw_read(ci, OP_ENDPTFLUSH, BIT(n)))
cpu_relax(); cpu_relax();
} while (hw_read(udc, OP_ENDPTSTAT, BIT(n))); } while (hw_read(ci, OP_ENDPTSTAT, BIT(n)));
return 0; return 0;
} }
...@@ -127,10 +127,10 @@ static int hw_ep_flush(struct ci13xxx *udc, int num, int dir) ...@@ -127,10 +127,10 @@ static int hw_ep_flush(struct ci13xxx *udc, int num, int dir)
* *
* This function returns an error code * This function returns an error code
*/ */
static int hw_ep_disable(struct ci13xxx *udc, int num, int dir) static int hw_ep_disable(struct ci13xxx *ci, int num, int dir)
{ {
hw_ep_flush(udc, num, dir); hw_ep_flush(ci, num, dir);
hw_write(udc, OP_ENDPTCTRL + num, hw_write(ci, OP_ENDPTCTRL + num,
dir ? ENDPTCTRL_TXE : ENDPTCTRL_RXE, 0); dir ? ENDPTCTRL_TXE : ENDPTCTRL_RXE, 0);
return 0; return 0;
} }
...@@ -143,7 +143,7 @@ static int hw_ep_disable(struct ci13xxx *udc, int num, int dir) ...@@ -143,7 +143,7 @@ static int hw_ep_disable(struct ci13xxx *udc, int num, int dir)
* *
* This function returns an error code * This function returns an error code
*/ */
static int hw_ep_enable(struct ci13xxx *udc, int num, int dir, int type) static int hw_ep_enable(struct ci13xxx *ci, int num, int dir, int type)
{ {
u32 mask, data; u32 mask, data;
...@@ -166,7 +166,7 @@ static int hw_ep_enable(struct ci13xxx *udc, int num, int dir, int type) ...@@ -166,7 +166,7 @@ static int hw_ep_enable(struct ci13xxx *udc, int num, int dir, int type)
mask |= ENDPTCTRL_RXE; /* enable */ mask |= ENDPTCTRL_RXE; /* enable */
data |= ENDPTCTRL_RXE; data |= ENDPTCTRL_RXE;
} }
hw_write(udc, OP_ENDPTCTRL + num, mask, data); hw_write(ci, OP_ENDPTCTRL + num, mask, data);
return 0; return 0;
} }
...@@ -177,11 +177,11 @@ static int hw_ep_enable(struct ci13xxx *udc, int num, int dir, int type) ...@@ -177,11 +177,11 @@ static int hw_ep_enable(struct ci13xxx *udc, int num, int dir, int type)
* *
* This function returns 1 if endpoint halted * This function returns 1 if endpoint halted
*/ */
static int hw_ep_get_halt(struct ci13xxx *udc, int num, int dir) static int hw_ep_get_halt(struct ci13xxx *ci, int num, int dir)
{ {
u32 mask = dir ? ENDPTCTRL_TXS : ENDPTCTRL_RXS; u32 mask = dir ? ENDPTCTRL_TXS : ENDPTCTRL_RXS;
return hw_read(udc, OP_ENDPTCTRL + num, mask) ? 1 : 0; return hw_read(ci, OP_ENDPTCTRL + num, mask) ? 1 : 0;
} }
/** /**
...@@ -191,10 +191,10 @@ static int hw_ep_get_halt(struct ci13xxx *udc, int num, int dir) ...@@ -191,10 +191,10 @@ static int hw_ep_get_halt(struct ci13xxx *udc, int num, int dir)
* *
* This function returns setup status * This function returns setup status
*/ */
static int hw_test_and_clear_setup_status(struct ci13xxx *udc, int n) static int hw_test_and_clear_setup_status(struct ci13xxx *ci, int n)
{ {
n = ep_to_bit(udc, n); n = ep_to_bit(ci, n);
return hw_test_and_clear(udc, OP_ENDPTSETUPSTAT, BIT(n)); return hw_test_and_clear(ci, OP_ENDPTSETUPSTAT, BIT(n));
} }
/** /**
...@@ -205,18 +205,18 @@ static int hw_test_and_clear_setup_status(struct ci13xxx *udc, int n) ...@@ -205,18 +205,18 @@ static int hw_test_and_clear_setup_status(struct ci13xxx *udc, int n)
* *
* This function returns an error code * This function returns an error code
*/ */
static int hw_ep_prime(struct ci13xxx *udc, int num, int dir, int is_ctrl) static int hw_ep_prime(struct ci13xxx *ci, int num, int dir, int is_ctrl)
{ {
int n = hw_ep_bit(num, dir); int n = hw_ep_bit(num, dir);
if (is_ctrl && dir == RX && hw_read(udc, OP_ENDPTSETUPSTAT, BIT(num))) if (is_ctrl && dir == RX && hw_read(ci, OP_ENDPTSETUPSTAT, BIT(num)))
return -EAGAIN; return -EAGAIN;
hw_write(udc, OP_ENDPTPRIME, BIT(n), BIT(n)); hw_write(ci, OP_ENDPTPRIME, BIT(n), BIT(n));
while (hw_read(udc, OP_ENDPTPRIME, BIT(n))) while (hw_read(ci, OP_ENDPTPRIME, BIT(n)))
cpu_relax(); cpu_relax();
if (is_ctrl && dir == RX && hw_read(udc, OP_ENDPTSETUPSTAT, BIT(num))) if (is_ctrl && dir == RX && hw_read(ci, OP_ENDPTSETUPSTAT, BIT(num)))
return -EAGAIN; return -EAGAIN;
/* status shoult be tested according with manual but it doesn't work */ /* status shoult be tested according with manual but it doesn't work */
...@@ -232,7 +232,7 @@ static int hw_ep_prime(struct ci13xxx *udc, int num, int dir, int is_ctrl) ...@@ -232,7 +232,7 @@ static int hw_ep_prime(struct ci13xxx *udc, int num, int dir, int is_ctrl)
* *
* This function returns an error code * This function returns an error code
*/ */
static int hw_ep_set_halt(struct ci13xxx *udc, int num, int dir, int value) static int hw_ep_set_halt(struct ci13xxx *ci, int num, int dir, int value)
{ {
if (value != 0 && value != 1) if (value != 0 && value != 1)
return -EINVAL; return -EINVAL;
...@@ -243,9 +243,9 @@ static int hw_ep_set_halt(struct ci13xxx *udc, int num, int dir, int value) ...@@ -243,9 +243,9 @@ static int hw_ep_set_halt(struct ci13xxx *udc, int num, int dir, int value)
u32 mask_xr = dir ? ENDPTCTRL_TXR : ENDPTCTRL_RXR; u32 mask_xr = dir ? ENDPTCTRL_TXR : ENDPTCTRL_RXR;
/* data toggle - reserved for EP0 but it's in ESS */ /* data toggle - reserved for EP0 but it's in ESS */
hw_write(udc, reg, mask_xs|mask_xr, hw_write(ci, reg, mask_xs|mask_xr,
value ? mask_xs : mask_xr); value ? mask_xs : mask_xr);
} while (value != hw_ep_get_halt(udc, num, dir)); } while (value != hw_ep_get_halt(ci, num, dir));
return 0; return 0;
} }
...@@ -255,10 +255,10 @@ static int hw_ep_set_halt(struct ci13xxx *udc, int num, int dir, int value) ...@@ -255,10 +255,10 @@ static int hw_ep_set_halt(struct ci13xxx *udc, int num, int dir, int value)
* *
* This function returns true if high speed port * This function returns true if high speed port
*/ */
static int hw_port_is_high_speed(struct ci13xxx *udc) static int hw_port_is_high_speed(struct ci13xxx *ci)
{ {
return udc->hw_bank.lpm ? hw_read(udc, OP_DEVLC, DEVLC_PSPD) : return ci->hw_bank.lpm ? hw_read(ci, OP_DEVLC, DEVLC_PSPD) :
hw_read(udc, OP_PORTSC, PORTSC_HSP); hw_read(ci, OP_PORTSC, PORTSC_HSP);
} }
/** /**
...@@ -266,9 +266,9 @@ static int hw_port_is_high_speed(struct ci13xxx *udc) ...@@ -266,9 +266,9 @@ static int hw_port_is_high_speed(struct ci13xxx *udc)
* *
* This function returns register data * This function returns register data
*/ */
static u32 hw_read_intr_enable(struct ci13xxx *udc) static u32 hw_read_intr_enable(struct ci13xxx *ci)
{ {
return hw_read(udc, OP_USBINTR, ~0); return hw_read(ci, OP_USBINTR, ~0);
} }
/** /**
...@@ -276,9 +276,9 @@ static u32 hw_read_intr_enable(struct ci13xxx *udc) ...@@ -276,9 +276,9 @@ static u32 hw_read_intr_enable(struct ci13xxx *udc)
* *
* This function returns register data * This function returns register data
*/ */
static u32 hw_read_intr_status(struct ci13xxx *udc) static u32 hw_read_intr_status(struct ci13xxx *ci)
{ {
return hw_read(udc, OP_USBSTS, ~0); return hw_read(ci, OP_USBSTS, ~0);
} }
/** /**
...@@ -288,10 +288,10 @@ static u32 hw_read_intr_status(struct ci13xxx *udc) ...@@ -288,10 +288,10 @@ static u32 hw_read_intr_status(struct ci13xxx *udc)
* *
* This function returns complete status * This function returns complete status
*/ */
static int hw_test_and_clear_complete(struct ci13xxx *udc, int n) static int hw_test_and_clear_complete(struct ci13xxx *ci, int n)
{ {
n = ep_to_bit(udc, n); n = ep_to_bit(ci, n);
return hw_test_and_clear(udc, OP_ENDPTCOMPLETE, BIT(n)); return hw_test_and_clear(ci, OP_ENDPTCOMPLETE, BIT(n));
} }
/** /**
...@@ -300,11 +300,11 @@ static int hw_test_and_clear_complete(struct ci13xxx *udc, int n) ...@@ -300,11 +300,11 @@ static int hw_test_and_clear_complete(struct ci13xxx *udc, int n)
* *
* This function returns active interrutps * This function returns active interrutps
*/ */
static u32 hw_test_and_clear_intr_active(struct ci13xxx *udc) static u32 hw_test_and_clear_intr_active(struct ci13xxx *ci)
{ {
u32 reg = hw_read_intr_status(udc) & hw_read_intr_enable(udc); u32 reg = hw_read_intr_status(ci) & hw_read_intr_enable(ci);
hw_write(udc, OP_USBSTS, ~0, reg); hw_write(ci, OP_USBSTS, ~0, reg);
return reg; return reg;
} }
...@@ -314,9 +314,9 @@ static u32 hw_test_and_clear_intr_active(struct ci13xxx *udc) ...@@ -314,9 +314,9 @@ static u32 hw_test_and_clear_intr_active(struct ci13xxx *udc)
* *
* This function returns guard value * This function returns guard value
*/ */
static int hw_test_and_clear_setup_guard(struct ci13xxx *udc) static int hw_test_and_clear_setup_guard(struct ci13xxx *ci)
{ {
return hw_test_and_write(udc, OP_USBCMD, USBCMD_SUTW, 0); return hw_test_and_write(ci, OP_USBCMD, USBCMD_SUTW, 0);
} }
/** /**
...@@ -325,9 +325,9 @@ static int hw_test_and_clear_setup_guard(struct ci13xxx *udc) ...@@ -325,9 +325,9 @@ static int hw_test_and_clear_setup_guard(struct ci13xxx *udc)
* *
* This function returns guard value * This function returns guard value
*/ */
static int hw_test_and_set_setup_guard(struct ci13xxx *udc) static int hw_test_and_set_setup_guard(struct ci13xxx *ci)
{ {
return hw_test_and_write(udc, OP_USBCMD, USBCMD_SUTW, USBCMD_SUTW); return hw_test_and_write(ci, OP_USBCMD, USBCMD_SUTW, USBCMD_SUTW);
} }
/** /**
...@@ -337,9 +337,9 @@ static int hw_test_and_set_setup_guard(struct ci13xxx *udc) ...@@ -337,9 +337,9 @@ static int hw_test_and_set_setup_guard(struct ci13xxx *udc)
* This function explicitly sets the address, without the "USBADRA" (advance) * This function explicitly sets the address, without the "USBADRA" (advance)
* feature, which is not supported by older versions of the controller. * feature, which is not supported by older versions of the controller.
*/ */
static void hw_usb_set_address(struct ci13xxx *udc, u8 value) static void hw_usb_set_address(struct ci13xxx *ci, u8 value)
{ {
hw_write(udc, OP_DEVICEADDR, DEVICEADDR_USBADR, hw_write(ci, OP_DEVICEADDR, DEVICEADDR_USBADR,
value << ffs_nr(DEVICEADDR_USBADR)); value << ffs_nr(DEVICEADDR_USBADR));
} }
...@@ -349,21 +349,21 @@ static void hw_usb_set_address(struct ci13xxx *udc, u8 value) ...@@ -349,21 +349,21 @@ static void hw_usb_set_address(struct ci13xxx *udc, u8 value)
* *
* This function returns an error code * This function returns an error code
*/ */
static int hw_usb_reset(struct ci13xxx *udc) static int hw_usb_reset(struct ci13xxx *ci)
{ {
hw_usb_set_address(udc, 0); hw_usb_set_address(ci, 0);
/* ESS flushes only at end?!? */ /* ESS flushes only at end?!? */
hw_write(udc, OP_ENDPTFLUSH, ~0, ~0); hw_write(ci, OP_ENDPTFLUSH, ~0, ~0);
/* clear setup token semaphores */ /* clear setup token semaphores */
hw_write(udc, OP_ENDPTSETUPSTAT, 0, 0); hw_write(ci, OP_ENDPTSETUPSTAT, 0, 0);
/* clear complete status */ /* clear complete status */
hw_write(udc, OP_ENDPTCOMPLETE, 0, 0); hw_write(ci, OP_ENDPTCOMPLETE, 0, 0);
/* wait until all bits cleared */ /* wait until all bits cleared */
while (hw_read(udc, OP_ENDPTPRIME, ~0)) while (hw_read(ci, OP_ENDPTPRIME, ~0))
udelay(10); /* not RTOS friendly */ udelay(10); /* not RTOS friendly */
/* reset all endpoints ? */ /* reset all endpoints ? */
...@@ -395,7 +395,7 @@ static inline u8 _usb_addr(struct ci13xxx_ep *ep) ...@@ -395,7 +395,7 @@ static inline u8 _usb_addr(struct ci13xxx_ep *ep)
*/ */
static int _hardware_enqueue(struct ci13xxx_ep *mEp, struct ci13xxx_req *mReq) static int _hardware_enqueue(struct ci13xxx_ep *mEp, struct ci13xxx_req *mReq)
{ {
struct ci13xxx *udc = mEp->udc; struct ci13xxx *ci = mEp->ci;
unsigned i; unsigned i;
int ret = 0; int ret = 0;
unsigned length = mReq->req.length; unsigned length = mReq->req.length;
...@@ -418,7 +418,7 @@ static int _hardware_enqueue(struct ci13xxx_ep *mEp, struct ci13xxx_req *mReq) ...@@ -418,7 +418,7 @@ static int _hardware_enqueue(struct ci13xxx_ep *mEp, struct ci13xxx_req *mReq)
if (!mReq->req.no_interrupt) if (!mReq->req.no_interrupt)
mReq->zptr->token |= TD_IOC; mReq->zptr->token |= TD_IOC;
} }
ret = usb_gadget_map_request(&udc->gadget, &mReq->req, mEp->dir); ret = usb_gadget_map_request(&ci->gadget, &mReq->req, mEp->dir);
if (ret) if (ret)
return ret; return ret;
...@@ -454,13 +454,13 @@ static int _hardware_enqueue(struct ci13xxx_ep *mEp, struct ci13xxx_req *mReq) ...@@ -454,13 +454,13 @@ static int _hardware_enqueue(struct ci13xxx_ep *mEp, struct ci13xxx_req *mReq)
else else
mReqPrev->ptr->next = mReq->dma & TD_ADDR_MASK; mReqPrev->ptr->next = mReq->dma & TD_ADDR_MASK;
wmb(); wmb();
if (hw_read(udc, OP_ENDPTPRIME, BIT(n))) if (hw_read(ci, OP_ENDPTPRIME, BIT(n)))
goto done; goto done;
do { do {
hw_write(udc, OP_USBCMD, USBCMD_ATDTW, USBCMD_ATDTW); hw_write(ci, OP_USBCMD, USBCMD_ATDTW, USBCMD_ATDTW);
tmp_stat = hw_read(udc, OP_ENDPTSTAT, BIT(n)); tmp_stat = hw_read(ci, OP_ENDPTSTAT, BIT(n));
} while (!hw_read(udc, OP_USBCMD, USBCMD_ATDTW)); } while (!hw_read(ci, OP_USBCMD, USBCMD_ATDTW));
hw_write(udc, OP_USBCMD, USBCMD_ATDTW, 0); hw_write(ci, OP_USBCMD, USBCMD_ATDTW, 0);
if (tmp_stat) if (tmp_stat)
goto done; goto done;
} }
...@@ -472,7 +472,7 @@ static int _hardware_enqueue(struct ci13xxx_ep *mEp, struct ci13xxx_req *mReq) ...@@ -472,7 +472,7 @@ static int _hardware_enqueue(struct ci13xxx_ep *mEp, struct ci13xxx_req *mReq)
wmb(); /* synchronize before ep prime */ wmb(); /* synchronize before ep prime */
ret = hw_ep_prime(udc, mEp->num, mEp->dir, ret = hw_ep_prime(ci, mEp->num, mEp->dir,
mEp->type == USB_ENDPOINT_XFER_CONTROL); mEp->type == USB_ENDPOINT_XFER_CONTROL);
done: done:
return ret; return ret;
...@@ -502,7 +502,7 @@ static int _hardware_dequeue(struct ci13xxx_ep *mEp, struct ci13xxx_req *mReq) ...@@ -502,7 +502,7 @@ static int _hardware_dequeue(struct ci13xxx_ep *mEp, struct ci13xxx_req *mReq)
mReq->req.status = 0; mReq->req.status = 0;
usb_gadget_unmap_request(&mEp->udc->gadget, &mReq->req, mEp->dir); usb_gadget_unmap_request(&mEp->ci->gadget, &mReq->req, mEp->dir);
mReq->req.status = mReq->ptr->token & TD_STATUS; mReq->req.status = mReq->ptr->token & TD_STATUS;
if ((TD_STATUS_HALTED & mReq->req.status) != 0) if ((TD_STATUS_HALTED & mReq->req.status) != 0)
...@@ -534,7 +534,7 @@ __acquires(mEp->lock) ...@@ -534,7 +534,7 @@ __acquires(mEp->lock)
if (mEp == NULL) if (mEp == NULL)
return -EINVAL; return -EINVAL;
hw_ep_flush(mEp->udc, mEp->num, mEp->dir); hw_ep_flush(mEp->ci, mEp->num, mEp->dir);
while (!list_empty(&mEp->qh.queue)) { while (!list_empty(&mEp->qh.queue)) {
...@@ -563,33 +563,33 @@ __acquires(mEp->lock) ...@@ -563,33 +563,33 @@ __acquires(mEp->lock)
static int _gadget_stop_activity(struct usb_gadget *gadget) static int _gadget_stop_activity(struct usb_gadget *gadget)
{ {
struct usb_ep *ep; struct usb_ep *ep;
struct ci13xxx *udc = container_of(gadget, struct ci13xxx, gadget); struct ci13xxx *ci = container_of(gadget, struct ci13xxx, gadget);
unsigned long flags; unsigned long flags;
spin_lock_irqsave(&udc->lock, flags); spin_lock_irqsave(&ci->lock, flags);
udc->gadget.speed = USB_SPEED_UNKNOWN; ci->gadget.speed = USB_SPEED_UNKNOWN;
udc->remote_wakeup = 0; ci->remote_wakeup = 0;
udc->suspended = 0; ci->suspended = 0;
spin_unlock_irqrestore(&udc->lock, flags); spin_unlock_irqrestore(&ci->lock, flags);
/* flush all endpoints */ /* flush all endpoints */
gadget_for_each_ep(ep, gadget) { gadget_for_each_ep(ep, gadget) {
usb_ep_fifo_flush(ep); usb_ep_fifo_flush(ep);
} }
usb_ep_fifo_flush(&udc->ep0out->ep); usb_ep_fifo_flush(&ci->ep0out->ep);
usb_ep_fifo_flush(&udc->ep0in->ep); usb_ep_fifo_flush(&ci->ep0in->ep);
if (udc->driver) if (ci->driver)
udc->driver->disconnect(gadget); ci->driver->disconnect(gadget);
/* make sure to disable all endpoints */ /* make sure to disable all endpoints */
gadget_for_each_ep(ep, gadget) { gadget_for_each_ep(ep, gadget) {
usb_ep_disable(ep); usb_ep_disable(ep);
} }
if (udc->status != NULL) { if (ci->status != NULL) {
usb_ep_free_request(&udc->ep0in->ep, udc->status); usb_ep_free_request(&ci->ep0in->ep, ci->status);
udc->status = NULL; ci->status = NULL;
} }
return 0; return 0;
...@@ -600,36 +600,36 @@ static int _gadget_stop_activity(struct usb_gadget *gadget) ...@@ -600,36 +600,36 @@ static int _gadget_stop_activity(struct usb_gadget *gadget)
*****************************************************************************/ *****************************************************************************/
/** /**
* isr_reset_handler: USB reset interrupt handler * isr_reset_handler: USB reset interrupt handler
* @udc: UDC device * @ci: UDC device
* *
* This function resets USB engine after a bus reset occurred * This function resets USB engine after a bus reset occurred
*/ */
static void isr_reset_handler(struct ci13xxx *udc) static void isr_reset_handler(struct ci13xxx *ci)
__releases(udc->lock) __releases(ci->lock)
__acquires(udc->lock) __acquires(ci->lock)
{ {
int retval; int retval;
dbg_event(0xFF, "BUS RST", 0); dbg_event(0xFF, "BUS RST", 0);
spin_unlock(&udc->lock); spin_unlock(&ci->lock);
retval = _gadget_stop_activity(&udc->gadget); retval = _gadget_stop_activity(&ci->gadget);
if (retval) if (retval)
goto done; goto done;
retval = hw_usb_reset(udc); retval = hw_usb_reset(ci);
if (retval) if (retval)
goto done; goto done;
udc->status = usb_ep_alloc_request(&udc->ep0in->ep, GFP_ATOMIC); ci->status = usb_ep_alloc_request(&ci->ep0in->ep, GFP_ATOMIC);
if (udc->status == NULL) if (ci->status == NULL)
retval = -ENOMEM; retval = -ENOMEM;
done: done:
spin_lock(&udc->lock); spin_lock(&ci->lock);
if (retval) if (retval)
dev_err(udc->dev, "error: %i\n", retval); dev_err(ci->dev, "error: %i\n", retval);
} }
/** /**
...@@ -650,17 +650,17 @@ static void isr_get_status_complete(struct usb_ep *ep, struct usb_request *req) ...@@ -650,17 +650,17 @@ static void isr_get_status_complete(struct usb_ep *ep, struct usb_request *req)
/** /**
* isr_get_status_response: get_status request response * isr_get_status_response: get_status request response
* @udc: udc struct * @ci: ci struct
* @setup: setup request packet * @setup: setup request packet
* *
* This function returns an error code * This function returns an error code
*/ */
static int isr_get_status_response(struct ci13xxx *udc, static int isr_get_status_response(struct ci13xxx *ci,
struct usb_ctrlrequest *setup) struct usb_ctrlrequest *setup)
__releases(mEp->lock) __releases(mEp->lock)
__acquires(mEp->lock) __acquires(mEp->lock)
{ {
struct ci13xxx_ep *mEp = udc->ep0in; struct ci13xxx_ep *mEp = ci->ep0in;
struct usb_request *req = NULL; struct usb_request *req = NULL;
gfp_t gfp_flags = GFP_ATOMIC; gfp_t gfp_flags = GFP_ATOMIC;
int dir, num, retval; int dir, num, retval;
...@@ -684,14 +684,14 @@ __acquires(mEp->lock) ...@@ -684,14 +684,14 @@ __acquires(mEp->lock)
if ((setup->bRequestType & USB_RECIP_MASK) == USB_RECIP_DEVICE) { if ((setup->bRequestType & USB_RECIP_MASK) == USB_RECIP_DEVICE) {
/* Assume that device is bus powered for now. */ /* Assume that device is bus powered for now. */
*(u16 *)req->buf = udc->remote_wakeup << 1; *(u16 *)req->buf = ci->remote_wakeup << 1;
retval = 0; retval = 0;
} else if ((setup->bRequestType & USB_RECIP_MASK) \ } else if ((setup->bRequestType & USB_RECIP_MASK) \
== USB_RECIP_ENDPOINT) { == USB_RECIP_ENDPOINT) {
dir = (le16_to_cpu(setup->wIndex) & USB_ENDPOINT_DIR_MASK) ? dir = (le16_to_cpu(setup->wIndex) & USB_ENDPOINT_DIR_MASK) ?
TX : RX; TX : RX;
num = le16_to_cpu(setup->wIndex) & USB_ENDPOINT_NUMBER_MASK; num = le16_to_cpu(setup->wIndex) & USB_ENDPOINT_NUMBER_MASK;
*(u16 *)req->buf = hw_ep_get_halt(udc, num, dir); *(u16 *)req->buf = hw_ep_get_halt(ci, num, dir);
} }
/* else do nothing; reserved for future use */ /* else do nothing; reserved for future use */
...@@ -723,39 +723,39 @@ __acquires(mEp->lock) ...@@ -723,39 +723,39 @@ __acquires(mEp->lock)
static void static void
isr_setup_status_complete(struct usb_ep *ep, struct usb_request *req) isr_setup_status_complete(struct usb_ep *ep, struct usb_request *req)
{ {
struct ci13xxx *udc = req->context; struct ci13xxx *ci = req->context;
unsigned long flags; unsigned long flags;
if (udc->setaddr) { if (ci->setaddr) {
hw_usb_set_address(udc, udc->address); hw_usb_set_address(ci, ci->address);
udc->setaddr = false; ci->setaddr = false;
} }
spin_lock_irqsave(&udc->lock, flags); spin_lock_irqsave(&ci->lock, flags);
if (udc->test_mode) if (ci->test_mode)
hw_port_test_set(udc, udc->test_mode); hw_port_test_set(ci, ci->test_mode);
spin_unlock_irqrestore(&udc->lock, flags); spin_unlock_irqrestore(&ci->lock, flags);
} }
/** /**
* isr_setup_status_phase: queues the status phase of a setup transation * isr_setup_status_phase: queues the status phase of a setup transation
* @udc: udc struct * @ci: ci struct
* *
* This function returns an error code * This function returns an error code
*/ */
static int isr_setup_status_phase(struct ci13xxx *udc) static int isr_setup_status_phase(struct ci13xxx *ci)
__releases(mEp->lock) __releases(mEp->lock)
__acquires(mEp->lock) __acquires(mEp->lock)
{ {
int retval; int retval;
struct ci13xxx_ep *mEp; struct ci13xxx_ep *mEp;
mEp = (udc->ep0_dir == TX) ? udc->ep0out : udc->ep0in; mEp = (ci->ep0_dir == TX) ? ci->ep0out : ci->ep0in;
udc->status->context = udc; ci->status->context = ci;
udc->status->complete = isr_setup_status_complete; ci->status->complete = isr_setup_status_complete;
spin_unlock(mEp->lock); spin_unlock(mEp->lock);
retval = usb_ep_queue(&mEp->ep, udc->status, GFP_ATOMIC); retval = usb_ep_queue(&mEp->ep, ci->status, GFP_ATOMIC);
spin_lock(mEp->lock); spin_lock(mEp->lock);
return retval; return retval;
...@@ -790,7 +790,7 @@ __acquires(mEp->lock) ...@@ -790,7 +790,7 @@ __acquires(mEp->lock)
spin_unlock(mEp->lock); spin_unlock(mEp->lock);
if ((mEp->type == USB_ENDPOINT_XFER_CONTROL) && if ((mEp->type == USB_ENDPOINT_XFER_CONTROL) &&
mReq->req.length) mReq->req.length)
mEpTemp = mEp->udc->ep0in; mEpTemp = mEp->ci->ep0in;
mReq->req.complete(&mEpTemp->ep, &mReq->req); mReq->req.complete(&mEpTemp->ep, &mReq->req);
spin_lock(mEp->lock); spin_lock(mEp->lock);
} }
...@@ -806,48 +806,48 @@ __acquires(mEp->lock) ...@@ -806,48 +806,48 @@ __acquires(mEp->lock)
/** /**
* isr_tr_complete_handler: transaction complete interrupt handler * isr_tr_complete_handler: transaction complete interrupt handler
* @udc: UDC descriptor * @ci: UDC descriptor
* *
* This function handles traffic events * This function handles traffic events
*/ */
static void isr_tr_complete_handler(struct ci13xxx *udc) static void isr_tr_complete_handler(struct ci13xxx *ci)
__releases(udc->lock) __releases(ci->lock)
__acquires(udc->lock) __acquires(ci->lock)
{ {
unsigned i; unsigned i;
u8 tmode = 0; u8 tmode = 0;
for (i = 0; i < udc->hw_ep_max; i++) { for (i = 0; i < ci->hw_ep_max; i++) {
struct ci13xxx_ep *mEp = &udc->ci13xxx_ep[i]; struct ci13xxx_ep *mEp = &ci->ci13xxx_ep[i];
int type, num, dir, err = -EINVAL; int type, num, dir, err = -EINVAL;
struct usb_ctrlrequest req; struct usb_ctrlrequest req;
if (mEp->ep.desc == NULL) if (mEp->ep.desc == NULL)
continue; /* not configured */ continue; /* not configured */
if (hw_test_and_clear_complete(udc, i)) { if (hw_test_and_clear_complete(ci, i)) {
err = isr_tr_complete_low(mEp); err = isr_tr_complete_low(mEp);
if (mEp->type == USB_ENDPOINT_XFER_CONTROL) { if (mEp->type == USB_ENDPOINT_XFER_CONTROL) {
if (err > 0) /* needs status phase */ if (err > 0) /* needs status phase */
err = isr_setup_status_phase(udc); err = isr_setup_status_phase(ci);
if (err < 0) { if (err < 0) {
dbg_event(_usb_addr(mEp), dbg_event(_usb_addr(mEp),
"ERROR", err); "ERROR", err);
spin_unlock(&udc->lock); spin_unlock(&ci->lock);
if (usb_ep_set_halt(&mEp->ep)) if (usb_ep_set_halt(&mEp->ep))
dev_err(udc->dev, dev_err(ci->dev,
"error: ep_set_halt\n"); "error: ep_set_halt\n");
spin_lock(&udc->lock); spin_lock(&ci->lock);
} }
} }
} }
if (mEp->type != USB_ENDPOINT_XFER_CONTROL || if (mEp->type != USB_ENDPOINT_XFER_CONTROL ||
!hw_test_and_clear_setup_status(udc, i)) !hw_test_and_clear_setup_status(ci, i))
continue; continue;
if (i != 0) { if (i != 0) {
dev_warn(udc->dev, "ctrl traffic at endpoint %d\n", i); dev_warn(ci->dev, "ctrl traffic at endpoint %d\n", i);
continue; continue;
} }
...@@ -855,18 +855,18 @@ __acquires(udc->lock) ...@@ -855,18 +855,18 @@ __acquires(udc->lock)
* Flush data and handshake transactions of previous * Flush data and handshake transactions of previous
* setup packet. * setup packet.
*/ */
_ep_nuke(udc->ep0out); _ep_nuke(ci->ep0out);
_ep_nuke(udc->ep0in); _ep_nuke(ci->ep0in);
/* read_setup_packet */ /* read_setup_packet */
do { do {
hw_test_and_set_setup_guard(udc); hw_test_and_set_setup_guard(ci);
memcpy(&req, &mEp->qh.ptr->setup, sizeof(req)); memcpy(&req, &mEp->qh.ptr->setup, sizeof(req));
} while (!hw_test_and_clear_setup_guard(udc)); } while (!hw_test_and_clear_setup_guard(ci));
type = req.bRequestType; type = req.bRequestType;
udc->ep0_dir = (type & USB_DIR_IN) ? TX : RX; ci->ep0_dir = (type & USB_DIR_IN) ? TX : RX;
dbg_setup(_usb_addr(mEp), &req); dbg_setup(_usb_addr(mEp), &req);
...@@ -881,23 +881,23 @@ __acquires(udc->lock) ...@@ -881,23 +881,23 @@ __acquires(udc->lock)
dir = num & USB_ENDPOINT_DIR_MASK; dir = num & USB_ENDPOINT_DIR_MASK;
num &= USB_ENDPOINT_NUMBER_MASK; num &= USB_ENDPOINT_NUMBER_MASK;
if (dir) /* TX */ if (dir) /* TX */
num += udc->hw_ep_max/2; num += ci->hw_ep_max/2;
if (!udc->ci13xxx_ep[num].wedge) { if (!ci->ci13xxx_ep[num].wedge) {
spin_unlock(&udc->lock); spin_unlock(&ci->lock);
err = usb_ep_clear_halt( err = usb_ep_clear_halt(
&udc->ci13xxx_ep[num].ep); &ci->ci13xxx_ep[num].ep);
spin_lock(&udc->lock); spin_lock(&ci->lock);
if (err) if (err)
break; break;
} }
err = isr_setup_status_phase(udc); err = isr_setup_status_phase(ci);
} else if (type == (USB_DIR_OUT|USB_RECIP_DEVICE) && } else if (type == (USB_DIR_OUT|USB_RECIP_DEVICE) &&
le16_to_cpu(req.wValue) == le16_to_cpu(req.wValue) ==
USB_DEVICE_REMOTE_WAKEUP) { USB_DEVICE_REMOTE_WAKEUP) {
if (req.wLength != 0) if (req.wLength != 0)
break; break;
udc->remote_wakeup = 0; ci->remote_wakeup = 0;
err = isr_setup_status_phase(udc); err = isr_setup_status_phase(ci);
} else { } else {
goto delegate; goto delegate;
} }
...@@ -910,7 +910,7 @@ __acquires(udc->lock) ...@@ -910,7 +910,7 @@ __acquires(udc->lock)
if (le16_to_cpu(req.wLength) != 2 || if (le16_to_cpu(req.wLength) != 2 ||
le16_to_cpu(req.wValue) != 0) le16_to_cpu(req.wValue) != 0)
break; break;
err = isr_get_status_response(udc, &req); err = isr_get_status_response(ci, &req);
break; break;
case USB_REQ_SET_ADDRESS: case USB_REQ_SET_ADDRESS:
if (type != (USB_DIR_OUT|USB_RECIP_DEVICE)) if (type != (USB_DIR_OUT|USB_RECIP_DEVICE))
...@@ -918,9 +918,9 @@ __acquires(udc->lock) ...@@ -918,9 +918,9 @@ __acquires(udc->lock)
if (le16_to_cpu(req.wLength) != 0 || if (le16_to_cpu(req.wLength) != 0 ||
le16_to_cpu(req.wIndex) != 0) le16_to_cpu(req.wIndex) != 0)
break; break;
udc->address = (u8)le16_to_cpu(req.wValue); ci->address = (u8)le16_to_cpu(req.wValue);
udc->setaddr = true; ci->setaddr = true;
err = isr_setup_status_phase(udc); err = isr_setup_status_phase(ci);
break; break;
case USB_REQ_SET_FEATURE: case USB_REQ_SET_FEATURE:
if (type == (USB_DIR_OUT|USB_RECIP_ENDPOINT) && if (type == (USB_DIR_OUT|USB_RECIP_ENDPOINT) &&
...@@ -932,20 +932,20 @@ __acquires(udc->lock) ...@@ -932,20 +932,20 @@ __acquires(udc->lock)
dir = num & USB_ENDPOINT_DIR_MASK; dir = num & USB_ENDPOINT_DIR_MASK;
num &= USB_ENDPOINT_NUMBER_MASK; num &= USB_ENDPOINT_NUMBER_MASK;
if (dir) /* TX */ if (dir) /* TX */
num += udc->hw_ep_max/2; num += ci->hw_ep_max/2;
spin_unlock(&udc->lock); spin_unlock(&ci->lock);
err = usb_ep_set_halt(&udc->ci13xxx_ep[num].ep); err = usb_ep_set_halt(&ci->ci13xxx_ep[num].ep);
spin_lock(&udc->lock); spin_lock(&ci->lock);
if (!err) if (!err)
isr_setup_status_phase(udc); isr_setup_status_phase(ci);
} else if (type == (USB_DIR_OUT|USB_RECIP_DEVICE)) { } else if (type == (USB_DIR_OUT|USB_RECIP_DEVICE)) {
if (req.wLength != 0) if (req.wLength != 0)
break; break;
switch (le16_to_cpu(req.wValue)) { switch (le16_to_cpu(req.wValue)) {
case USB_DEVICE_REMOTE_WAKEUP: case USB_DEVICE_REMOTE_WAKEUP:
udc->remote_wakeup = 1; ci->remote_wakeup = 1;
err = isr_setup_status_phase(udc); err = isr_setup_status_phase(ci);
break; break;
case USB_DEVICE_TEST_MODE: case USB_DEVICE_TEST_MODE:
tmode = le16_to_cpu(req.wIndex) >> 8; tmode = le16_to_cpu(req.wIndex) >> 8;
...@@ -955,9 +955,9 @@ __acquires(udc->lock) ...@@ -955,9 +955,9 @@ __acquires(udc->lock)
case TEST_SE0_NAK: case TEST_SE0_NAK:
case TEST_PACKET: case TEST_PACKET:
case TEST_FORCE_EN: case TEST_FORCE_EN:
udc->test_mode = tmode; ci->test_mode = tmode;
err = isr_setup_status_phase( err = isr_setup_status_phase(
udc); ci);
break; break;
default: default:
break; break;
...@@ -972,21 +972,21 @@ __acquires(udc->lock) ...@@ -972,21 +972,21 @@ __acquires(udc->lock)
default: default:
delegate: delegate:
if (req.wLength == 0) /* no data phase */ if (req.wLength == 0) /* no data phase */
udc->ep0_dir = TX; ci->ep0_dir = TX;
spin_unlock(&udc->lock); spin_unlock(&ci->lock);
err = udc->driver->setup(&udc->gadget, &req); err = ci->driver->setup(&ci->gadget, &req);
spin_lock(&udc->lock); spin_lock(&ci->lock);
break; break;
} }
if (err < 0) { if (err < 0) {
dbg_event(_usb_addr(mEp), "ERROR", err); dbg_event(_usb_addr(mEp), "ERROR", err);
spin_unlock(&udc->lock); spin_unlock(&ci->lock);
if (usb_ep_set_halt(&mEp->ep)) if (usb_ep_set_halt(&mEp->ep))
dev_err(udc->dev, "error: ep_set_halt\n"); dev_err(ci->dev, "error: ep_set_halt\n");
spin_lock(&udc->lock); spin_lock(&ci->lock);
} }
} }
} }
...@@ -1016,7 +1016,7 @@ static int ep_enable(struct usb_ep *ep, ...@@ -1016,7 +1016,7 @@ static int ep_enable(struct usb_ep *ep,
mEp->ep.desc = desc; mEp->ep.desc = desc;
if (!list_empty(&mEp->qh.queue)) if (!list_empty(&mEp->qh.queue))
dev_warn(mEp->udc->dev, "enabling a non-empty endpoint!\n"); dev_warn(mEp->ci->dev, "enabling a non-empty endpoint!\n");
mEp->dir = usb_endpoint_dir_in(desc) ? TX : RX; mEp->dir = usb_endpoint_dir_in(desc) ? TX : RX;
mEp->num = usb_endpoint_num(desc); mEp->num = usb_endpoint_num(desc);
...@@ -1044,7 +1044,7 @@ static int ep_enable(struct usb_ep *ep, ...@@ -1044,7 +1044,7 @@ static int ep_enable(struct usb_ep *ep,
* is always enabled * is always enabled
*/ */
if (mEp->num) if (mEp->num)
retval |= hw_ep_enable(mEp->udc, mEp->num, mEp->dir, mEp->type); retval |= hw_ep_enable(mEp->ci, mEp->num, mEp->dir, mEp->type);
spin_unlock_irqrestore(mEp->lock, flags); spin_unlock_irqrestore(mEp->lock, flags);
return retval; return retval;
...@@ -1075,7 +1075,7 @@ static int ep_disable(struct usb_ep *ep) ...@@ -1075,7 +1075,7 @@ static int ep_disable(struct usb_ep *ep)
dbg_event(_usb_addr(mEp), "DISABLE", 0); dbg_event(_usb_addr(mEp), "DISABLE", 0);
retval |= _ep_nuke(mEp); retval |= _ep_nuke(mEp);
retval |= hw_ep_disable(mEp->udc, mEp->num, mEp->dir); retval |= hw_ep_disable(mEp->ci, mEp->num, mEp->dir);
if (mEp->type == USB_ENDPOINT_XFER_CONTROL) if (mEp->type == USB_ENDPOINT_XFER_CONTROL)
mEp->dir = (mEp->dir == TX) ? RX : TX; mEp->dir = (mEp->dir == TX) ? RX : TX;
...@@ -1132,7 +1132,7 @@ static void ep_free_request(struct usb_ep *ep, struct usb_request *req) ...@@ -1132,7 +1132,7 @@ static void ep_free_request(struct usb_ep *ep, struct usb_request *req)
if (ep == NULL || req == NULL) { if (ep == NULL || req == NULL) {
return; return;
} else if (!list_empty(&mReq->queue)) { } else if (!list_empty(&mReq->queue)) {
dev_err(mEp->udc->dev, "freeing queued request\n"); dev_err(mEp->ci->dev, "freeing queued request\n");
return; return;
} }
...@@ -1157,7 +1157,7 @@ static int ep_queue(struct usb_ep *ep, struct usb_request *req, ...@@ -1157,7 +1157,7 @@ static int ep_queue(struct usb_ep *ep, struct usb_request *req,
{ {
struct ci13xxx_ep *mEp = container_of(ep, struct ci13xxx_ep, ep); struct ci13xxx_ep *mEp = container_of(ep, struct ci13xxx_ep, ep);
struct ci13xxx_req *mReq = container_of(req, struct ci13xxx_req, req); struct ci13xxx_req *mReq = container_of(req, struct ci13xxx_req, req);
struct ci13xxx *udc = mEp->udc; struct ci13xxx *ci = mEp->ci;
int retval = 0; int retval = 0;
unsigned long flags; unsigned long flags;
...@@ -1168,12 +1168,12 @@ static int ep_queue(struct usb_ep *ep, struct usb_request *req, ...@@ -1168,12 +1168,12 @@ static int ep_queue(struct usb_ep *ep, struct usb_request *req,
if (mEp->type == USB_ENDPOINT_XFER_CONTROL) { if (mEp->type == USB_ENDPOINT_XFER_CONTROL) {
if (req->length) if (req->length)
mEp = (udc->ep0_dir == RX) ? mEp = (ci->ep0_dir == RX) ?
udc->ep0out : udc->ep0in; ci->ep0out : ci->ep0in;
if (!list_empty(&mEp->qh.queue)) { if (!list_empty(&mEp->qh.queue)) {
_ep_nuke(mEp); _ep_nuke(mEp);
retval = -EOVERFLOW; retval = -EOVERFLOW;
dev_warn(mEp->udc->dev, "endpoint ctrl %X nuked\n", dev_warn(mEp->ci->dev, "endpoint ctrl %X nuked\n",
_usb_addr(mEp)); _usb_addr(mEp));
} }
} }
...@@ -1181,14 +1181,14 @@ static int ep_queue(struct usb_ep *ep, struct usb_request *req, ...@@ -1181,14 +1181,14 @@ static int ep_queue(struct usb_ep *ep, struct usb_request *req,
/* first nuke then test link, e.g. previous status has not sent */ /* first nuke then test link, e.g. previous status has not sent */
if (!list_empty(&mReq->queue)) { if (!list_empty(&mReq->queue)) {
retval = -EBUSY; retval = -EBUSY;
dev_err(mEp->udc->dev, "request already in queue\n"); dev_err(mEp->ci->dev, "request already in queue\n");
goto done; goto done;
} }
if (req->length > 4 * CI13XXX_PAGE_SIZE) { if (req->length > 4 * CI13XXX_PAGE_SIZE) {
req->length = 4 * CI13XXX_PAGE_SIZE; req->length = 4 * CI13XXX_PAGE_SIZE;
retval = -EMSGSIZE; retval = -EMSGSIZE;
dev_warn(mEp->udc->dev, "request length truncated\n"); dev_warn(mEp->ci->dev, "request length truncated\n");
} }
dbg_queue(_usb_addr(mEp), req, retval); dbg_queue(_usb_addr(mEp), req, retval);
...@@ -1231,12 +1231,12 @@ static int ep_dequeue(struct usb_ep *ep, struct usb_request *req) ...@@ -1231,12 +1231,12 @@ static int ep_dequeue(struct usb_ep *ep, struct usb_request *req)
dbg_event(_usb_addr(mEp), "DEQUEUE", 0); dbg_event(_usb_addr(mEp), "DEQUEUE", 0);
hw_ep_flush(mEp->udc, mEp->num, mEp->dir); hw_ep_flush(mEp->ci, mEp->num, mEp->dir);
/* pop request */ /* pop request */
list_del_init(&mReq->queue); list_del_init(&mReq->queue);
usb_gadget_unmap_request(&mEp->udc->gadget, req, mEp->dir); usb_gadget_unmap_request(&mEp->ci->gadget, req, mEp->dir);
req->status = -ECONNRESET; req->status = -ECONNRESET;
...@@ -1278,7 +1278,7 @@ static int ep_set_halt(struct usb_ep *ep, int value) ...@@ -1278,7 +1278,7 @@ static int ep_set_halt(struct usb_ep *ep, int value)
direction = mEp->dir; direction = mEp->dir;
do { do {
dbg_event(_usb_addr(mEp), "HALT", value); dbg_event(_usb_addr(mEp), "HALT", value);
retval |= hw_ep_set_halt(mEp->udc, mEp->num, mEp->dir, value); retval |= hw_ep_set_halt(mEp->ci, mEp->num, mEp->dir, value);
if (!value) if (!value)
mEp->wedge = 0; mEp->wedge = 0;
...@@ -1326,14 +1326,14 @@ static void ep_fifo_flush(struct usb_ep *ep) ...@@ -1326,14 +1326,14 @@ static void ep_fifo_flush(struct usb_ep *ep)
unsigned long flags; unsigned long flags;
if (ep == NULL) { if (ep == NULL) {
dev_err(mEp->udc->dev, "%02X: -EINVAL\n", _usb_addr(mEp)); dev_err(mEp->ci->dev, "%02X: -EINVAL\n", _usb_addr(mEp));
return; return;
} }
spin_lock_irqsave(mEp->lock, flags); spin_lock_irqsave(mEp->lock, flags);
dbg_event(_usb_addr(mEp), "FFLUSH", 0); dbg_event(_usb_addr(mEp), "FFLUSH", 0);
hw_ep_flush(mEp->udc, mEp->num, mEp->dir); hw_ep_flush(mEp->ci, mEp->num, mEp->dir);
spin_unlock_irqrestore(mEp->lock, flags); spin_unlock_irqrestore(mEp->lock, flags);
} }
...@@ -1359,30 +1359,30 @@ static const struct usb_ep_ops usb_ep_ops = { ...@@ -1359,30 +1359,30 @@ static const struct usb_ep_ops usb_ep_ops = {
*****************************************************************************/ *****************************************************************************/
static int ci13xxx_vbus_session(struct usb_gadget *_gadget, int is_active) static int ci13xxx_vbus_session(struct usb_gadget *_gadget, int is_active)
{ {
struct ci13xxx *udc = container_of(_gadget, struct ci13xxx, gadget); struct ci13xxx *ci = container_of(_gadget, struct ci13xxx, gadget);
unsigned long flags; unsigned long flags;
int gadget_ready = 0; int gadget_ready = 0;
if (!(udc->platdata->flags & CI13XXX_PULLUP_ON_VBUS)) if (!(ci->platdata->flags & CI13XXX_PULLUP_ON_VBUS))
return -EOPNOTSUPP; return -EOPNOTSUPP;
spin_lock_irqsave(&udc->lock, flags); spin_lock_irqsave(&ci->lock, flags);
udc->vbus_active = is_active; ci->vbus_active = is_active;
if (udc->driver) if (ci->driver)
gadget_ready = 1; gadget_ready = 1;
spin_unlock_irqrestore(&udc->lock, flags); spin_unlock_irqrestore(&ci->lock, flags);
if (gadget_ready) { if (gadget_ready) {
if (is_active) { if (is_active) {
pm_runtime_get_sync(&_gadget->dev); pm_runtime_get_sync(&_gadget->dev);
hw_device_reset(udc, USBMODE_CM_DC); hw_device_reset(ci, USBMODE_CM_DC);
hw_device_state(udc, udc->ep0out->qh.dma); hw_device_state(ci, ci->ep0out->qh.dma);
} else { } else {
hw_device_state(udc, 0); hw_device_state(ci, 0);
if (udc->platdata->notify_event) if (ci->platdata->notify_event)
udc->platdata->notify_event(udc, ci->platdata->notify_event(ci,
CI13XXX_CONTROLLER_STOPPED_EVENT); CI13XXX_CONTROLLER_STOPPED_EVENT);
_gadget_stop_activity(&udc->gadget); _gadget_stop_activity(&ci->gadget);
pm_runtime_put_sync(&_gadget->dev); pm_runtime_put_sync(&_gadget->dev);
} }
} }
...@@ -1392,31 +1392,31 @@ static int ci13xxx_vbus_session(struct usb_gadget *_gadget, int is_active) ...@@ -1392,31 +1392,31 @@ static int ci13xxx_vbus_session(struct usb_gadget *_gadget, int is_active)
static int ci13xxx_wakeup(struct usb_gadget *_gadget) static int ci13xxx_wakeup(struct usb_gadget *_gadget)
{ {
struct ci13xxx *udc = container_of(_gadget, struct ci13xxx, gadget); struct ci13xxx *ci = container_of(_gadget, struct ci13xxx, gadget);
unsigned long flags; unsigned long flags;
int ret = 0; int ret = 0;
spin_lock_irqsave(&udc->lock, flags); spin_lock_irqsave(&ci->lock, flags);
if (!udc->remote_wakeup) { if (!ci->remote_wakeup) {
ret = -EOPNOTSUPP; ret = -EOPNOTSUPP;
goto out; goto out;
} }
if (!hw_read(udc, OP_PORTSC, PORTSC_SUSP)) { if (!hw_read(ci, OP_PORTSC, PORTSC_SUSP)) {
ret = -EINVAL; ret = -EINVAL;
goto out; goto out;
} }
hw_write(udc, OP_PORTSC, PORTSC_FPR, PORTSC_FPR); hw_write(ci, OP_PORTSC, PORTSC_FPR, PORTSC_FPR);
out: out:
spin_unlock_irqrestore(&udc->lock, flags); spin_unlock_irqrestore(&ci->lock, flags);
return ret; return ret;
} }
static int ci13xxx_vbus_draw(struct usb_gadget *_gadget, unsigned mA) static int ci13xxx_vbus_draw(struct usb_gadget *_gadget, unsigned mA)
{ {
struct ci13xxx *udc = container_of(_gadget, struct ci13xxx, gadget); struct ci13xxx *ci = container_of(_gadget, struct ci13xxx, gadget);
if (udc->transceiver) if (ci->transceiver)
return usb_phy_set_power(udc->transceiver, mA); return usb_phy_set_power(ci->transceiver, mA);
return -ENOTSUPP; return -ENOTSUPP;
} }
...@@ -1437,28 +1437,28 @@ static const struct usb_gadget_ops usb_gadget_ops = { ...@@ -1437,28 +1437,28 @@ static const struct usb_gadget_ops usb_gadget_ops = {
.udc_stop = ci13xxx_stop, .udc_stop = ci13xxx_stop,
}; };
static int init_eps(struct ci13xxx *udc) static int init_eps(struct ci13xxx *ci)
{ {
int retval = 0, i, j; int retval = 0, i, j;
for (i = 0; i < udc->hw_ep_max/2; i++) for (i = 0; i < ci->hw_ep_max/2; i++)
for (j = RX; j <= TX; j++) { for (j = RX; j <= TX; j++) {
int k = i + j * udc->hw_ep_max/2; int k = i + j * ci->hw_ep_max/2;
struct ci13xxx_ep *mEp = &udc->ci13xxx_ep[k]; struct ci13xxx_ep *mEp = &ci->ci13xxx_ep[k];
scnprintf(mEp->name, sizeof(mEp->name), "ep%i%s", i, scnprintf(mEp->name, sizeof(mEp->name), "ep%i%s", i,
(j == TX) ? "in" : "out"); (j == TX) ? "in" : "out");
mEp->udc = udc; mEp->ci = ci;
mEp->lock = &udc->lock; mEp->lock = &ci->lock;
mEp->td_pool = udc->td_pool; mEp->td_pool = ci->td_pool;
mEp->ep.name = mEp->name; mEp->ep.name = mEp->name;
mEp->ep.ops = &usb_ep_ops; mEp->ep.ops = &usb_ep_ops;
mEp->ep.maxpacket = CTRL_PAYLOAD_MAX; mEp->ep.maxpacket = CTRL_PAYLOAD_MAX;
INIT_LIST_HEAD(&mEp->qh.queue); INIT_LIST_HEAD(&mEp->qh.queue);
mEp->qh.ptr = dma_pool_alloc(udc->qh_pool, GFP_KERNEL, mEp->qh.ptr = dma_pool_alloc(ci->qh_pool, GFP_KERNEL,
&mEp->qh.dma); &mEp->qh.dma);
if (mEp->qh.ptr == NULL) if (mEp->qh.ptr == NULL)
retval = -ENOMEM; retval = -ENOMEM;
...@@ -1471,14 +1471,14 @@ static int init_eps(struct ci13xxx *udc) ...@@ -1471,14 +1471,14 @@ static int init_eps(struct ci13xxx *udc)
*/ */
if (i == 0) { if (i == 0) {
if (j == RX) if (j == RX)
udc->ep0out = mEp; ci->ep0out = mEp;
else else
udc->ep0in = mEp; ci->ep0in = mEp;
continue; continue;
} }
list_add_tail(&mEp->ep.ep_list, &udc->gadget.ep_list); list_add_tail(&mEp->ep.ep_list, &ci->gadget.ep_list);
} }
return retval; return retval;
...@@ -1494,7 +1494,7 @@ static int init_eps(struct ci13xxx *udc) ...@@ -1494,7 +1494,7 @@ static int init_eps(struct ci13xxx *udc)
static int ci13xxx_start(struct usb_gadget *gadget, static int ci13xxx_start(struct usb_gadget *gadget,
struct usb_gadget_driver *driver) struct usb_gadget_driver *driver)
{ {
struct ci13xxx *udc = container_of(gadget, struct ci13xxx, gadget); struct ci13xxx *ci = container_of(gadget, struct ci13xxx, gadget);
unsigned long flags; unsigned long flags;
int retval = -ENOMEM; int retval = -ENOMEM;
...@@ -1502,35 +1502,35 @@ static int ci13xxx_start(struct usb_gadget *gadget, ...@@ -1502,35 +1502,35 @@ static int ci13xxx_start(struct usb_gadget *gadget,
return -EINVAL; return -EINVAL;
udc->ep0out->ep.desc = &ctrl_endpt_out_desc; ci->ep0out->ep.desc = &ctrl_endpt_out_desc;
retval = usb_ep_enable(&udc->ep0out->ep); retval = usb_ep_enable(&ci->ep0out->ep);
if (retval) if (retval)
return retval; return retval;
udc->ep0in->ep.desc = &ctrl_endpt_in_desc; ci->ep0in->ep.desc = &ctrl_endpt_in_desc;
retval = usb_ep_enable(&udc->ep0in->ep); retval = usb_ep_enable(&ci->ep0in->ep);
if (retval) if (retval)
return retval; return retval;
spin_lock_irqsave(&udc->lock, flags); spin_lock_irqsave(&ci->lock, flags);
udc->driver = driver; ci->driver = driver;
pm_runtime_get_sync(&udc->gadget.dev); pm_runtime_get_sync(&ci->gadget.dev);
if (udc->platdata->flags & CI13XXX_PULLUP_ON_VBUS) { if (ci->platdata->flags & CI13XXX_PULLUP_ON_VBUS) {
if (udc->vbus_active) { if (ci->vbus_active) {
if (udc->platdata->flags & CI13XXX_REGS_SHARED) if (ci->platdata->flags & CI13XXX_REGS_SHARED)
hw_device_reset(udc, USBMODE_CM_DC); hw_device_reset(ci, USBMODE_CM_DC);
} else { } else {
pm_runtime_put_sync(&udc->gadget.dev); pm_runtime_put_sync(&ci->gadget.dev);
goto done; goto done;
} }
} }
retval = hw_device_state(udc, udc->ep0out->qh.dma); retval = hw_device_state(ci, ci->ep0out->qh.dma);
if (retval) if (retval)
pm_runtime_put_sync(&udc->gadget.dev); pm_runtime_put_sync(&ci->gadget.dev);
done: done:
spin_unlock_irqrestore(&udc->lock, flags); spin_unlock_irqrestore(&ci->lock, flags);
return retval; return retval;
} }
...@@ -1540,25 +1540,25 @@ static int ci13xxx_start(struct usb_gadget *gadget, ...@@ -1540,25 +1540,25 @@ static int ci13xxx_start(struct usb_gadget *gadget,
static int ci13xxx_stop(struct usb_gadget *gadget, static int ci13xxx_stop(struct usb_gadget *gadget,
struct usb_gadget_driver *driver) struct usb_gadget_driver *driver)
{ {
struct ci13xxx *udc = container_of(gadget, struct ci13xxx, gadget); struct ci13xxx *ci = container_of(gadget, struct ci13xxx, gadget);
unsigned long flags; unsigned long flags;
spin_lock_irqsave(&udc->lock, flags); spin_lock_irqsave(&ci->lock, flags);
if (!(udc->platdata->flags & CI13XXX_PULLUP_ON_VBUS) || if (!(ci->platdata->flags & CI13XXX_PULLUP_ON_VBUS) ||
udc->vbus_active) { ci->vbus_active) {
hw_device_state(udc, 0); hw_device_state(ci, 0);
if (udc->platdata->notify_event) if (ci->platdata->notify_event)
udc->platdata->notify_event(udc, ci->platdata->notify_event(ci,
CI13XXX_CONTROLLER_STOPPED_EVENT); CI13XXX_CONTROLLER_STOPPED_EVENT);
udc->driver = NULL; ci->driver = NULL;
spin_unlock_irqrestore(&udc->lock, flags); spin_unlock_irqrestore(&ci->lock, flags);
_gadget_stop_activity(&udc->gadget); _gadget_stop_activity(&ci->gadget);
spin_lock_irqsave(&udc->lock, flags); spin_lock_irqsave(&ci->lock, flags);
pm_runtime_put(&udc->gadget.dev); pm_runtime_put(&ci->gadget.dev);
} }
spin_unlock_irqrestore(&udc->lock, flags); spin_unlock_irqrestore(&ci->lock, flags);
return 0; return 0;
} }
...@@ -1567,64 +1567,64 @@ static int ci13xxx_stop(struct usb_gadget *gadget, ...@@ -1567,64 +1567,64 @@ static int ci13xxx_stop(struct usb_gadget *gadget,
* BUS block * BUS block
*****************************************************************************/ *****************************************************************************/
/** /**
* udc_irq: udc interrupt handler * udc_irq: ci interrupt handler
* *
* This function returns IRQ_HANDLED if the IRQ has been handled * This function returns IRQ_HANDLED if the IRQ has been handled
* It locks access to registers * It locks access to registers
*/ */
static irqreturn_t udc_irq(struct ci13xxx *udc) static irqreturn_t udc_irq(struct ci13xxx *ci)
{ {
irqreturn_t retval; irqreturn_t retval;
u32 intr; u32 intr;
if (udc == NULL) if (ci == NULL)
return IRQ_HANDLED; return IRQ_HANDLED;
spin_lock(&udc->lock); spin_lock(&ci->lock);
if (udc->platdata->flags & CI13XXX_REGS_SHARED) { if (ci->platdata->flags & CI13XXX_REGS_SHARED) {
if (hw_read(udc, OP_USBMODE, USBMODE_CM) != if (hw_read(ci, OP_USBMODE, USBMODE_CM) !=
USBMODE_CM_DC) { USBMODE_CM_DC) {
spin_unlock(&udc->lock); spin_unlock(&ci->lock);
return IRQ_NONE; return IRQ_NONE;
} }
} }
intr = hw_test_and_clear_intr_active(udc); intr = hw_test_and_clear_intr_active(ci);
dbg_interrupt(intr); dbg_interrupt(intr);
if (intr) { if (intr) {
/* order defines priority - do NOT change it */ /* order defines priority - do NOT change it */
if (USBi_URI & intr) if (USBi_URI & intr)
isr_reset_handler(udc); isr_reset_handler(ci);
if (USBi_PCI & intr) { if (USBi_PCI & intr) {
udc->gadget.speed = hw_port_is_high_speed(udc) ? ci->gadget.speed = hw_port_is_high_speed(ci) ?
USB_SPEED_HIGH : USB_SPEED_FULL; USB_SPEED_HIGH : USB_SPEED_FULL;
if (udc->suspended && udc->driver->resume) { if (ci->suspended && ci->driver->resume) {
spin_unlock(&udc->lock); spin_unlock(&ci->lock);
udc->driver->resume(&udc->gadget); ci->driver->resume(&ci->gadget);
spin_lock(&udc->lock); spin_lock(&ci->lock);
udc->suspended = 0; ci->suspended = 0;
} }
} }
if (USBi_UI & intr) if (USBi_UI & intr)
isr_tr_complete_handler(udc); isr_tr_complete_handler(ci);
if (USBi_SLI & intr) { if (USBi_SLI & intr) {
if (udc->gadget.speed != USB_SPEED_UNKNOWN && if (ci->gadget.speed != USB_SPEED_UNKNOWN &&
udc->driver->suspend) { ci->driver->suspend) {
udc->suspended = 1; ci->suspended = 1;
spin_unlock(&udc->lock); spin_unlock(&ci->lock);
udc->driver->suspend(&udc->gadget); ci->driver->suspend(&ci->gadget);
spin_lock(&udc->lock); spin_lock(&ci->lock);
} }
} }
retval = IRQ_HANDLED; retval = IRQ_HANDLED;
} else { } else {
retval = IRQ_NONE; retval = IRQ_NONE;
} }
spin_unlock(&udc->lock); spin_unlock(&ci->lock);
return retval; return retval;
} }
...@@ -1641,109 +1641,109 @@ static void udc_release(struct device *dev) ...@@ -1641,109 +1641,109 @@ static void udc_release(struct device *dev)
/** /**
* udc_start: initialize gadget role * udc_start: initialize gadget role
* @udc: chipidea controller * @ci: chipidea controller
*/ */
static int udc_start(struct ci13xxx *udc) static int udc_start(struct ci13xxx *ci)
{ {
struct device *dev = udc->dev; struct device *dev = ci->dev;
int retval = 0; int retval = 0;
spin_lock_init(&udc->lock); spin_lock_init(&ci->lock);
udc->gadget.ops = &usb_gadget_ops; ci->gadget.ops = &usb_gadget_ops;
udc->gadget.speed = USB_SPEED_UNKNOWN; ci->gadget.speed = USB_SPEED_UNKNOWN;
udc->gadget.max_speed = USB_SPEED_HIGH; ci->gadget.max_speed = USB_SPEED_HIGH;
udc->gadget.is_otg = 0; ci->gadget.is_otg = 0;
udc->gadget.name = udc->platdata->name; ci->gadget.name = ci->platdata->name;
INIT_LIST_HEAD(&udc->gadget.ep_list); INIT_LIST_HEAD(&ci->gadget.ep_list);
dev_set_name(&udc->gadget.dev, "gadget"); dev_set_name(&ci->gadget.dev, "gadget");
udc->gadget.dev.dma_mask = dev->dma_mask; ci->gadget.dev.dma_mask = dev->dma_mask;
udc->gadget.dev.coherent_dma_mask = dev->coherent_dma_mask; ci->gadget.dev.coherent_dma_mask = dev->coherent_dma_mask;
udc->gadget.dev.parent = dev; ci->gadget.dev.parent = dev;
udc->gadget.dev.release = udc_release; ci->gadget.dev.release = udc_release;
/* alloc resources */ /* alloc resources */
udc->qh_pool = dma_pool_create("ci13xxx_qh", dev, ci->qh_pool = dma_pool_create("ci13xxx_qh", dev,
sizeof(struct ci13xxx_qh), sizeof(struct ci13xxx_qh),
64, CI13XXX_PAGE_SIZE); 64, CI13XXX_PAGE_SIZE);
if (udc->qh_pool == NULL) if (ci->qh_pool == NULL)
return -ENOMEM; return -ENOMEM;
udc->td_pool = dma_pool_create("ci13xxx_td", dev, ci->td_pool = dma_pool_create("ci13xxx_td", dev,
sizeof(struct ci13xxx_td), sizeof(struct ci13xxx_td),
64, CI13XXX_PAGE_SIZE); 64, CI13XXX_PAGE_SIZE);
if (udc->td_pool == NULL) { if (ci->td_pool == NULL) {
retval = -ENOMEM; retval = -ENOMEM;
goto free_qh_pool; goto free_qh_pool;
} }
retval = init_eps(udc); retval = init_eps(ci);
if (retval) if (retval)
goto free_pools; goto free_pools;
udc->gadget.ep0 = &udc->ep0in->ep; ci->gadget.ep0 = &ci->ep0in->ep;
udc->transceiver = usb_get_phy(USB_PHY_TYPE_USB2); ci->transceiver = usb_get_phy(USB_PHY_TYPE_USB2);
if (udc->platdata->flags & CI13XXX_REQUIRE_TRANSCEIVER) { if (ci->platdata->flags & CI13XXX_REQUIRE_TRANSCEIVER) {
if (udc->transceiver == NULL) { if (ci->transceiver == NULL) {
retval = -ENODEV; retval = -ENODEV;
goto free_pools; goto free_pools;
} }
} }
if (!(udc->platdata->flags & CI13XXX_REGS_SHARED)) { if (!(ci->platdata->flags & CI13XXX_REGS_SHARED)) {
retval = hw_device_reset(udc, USBMODE_CM_DC); retval = hw_device_reset(ci, USBMODE_CM_DC);
if (retval) if (retval)
goto put_transceiver; goto put_transceiver;
} }
retval = device_register(&udc->gadget.dev); retval = device_register(&ci->gadget.dev);
if (retval) { if (retval) {
put_device(&udc->gadget.dev); put_device(&ci->gadget.dev);
goto put_transceiver; goto put_transceiver;
} }
retval = dbg_create_files(&udc->gadget.dev); retval = dbg_create_files(&ci->gadget.dev);
if (retval) if (retval)
goto unreg_device; goto unreg_device;
if (!IS_ERR_OR_NULL(udc->transceiver)) { if (!IS_ERR_OR_NULL(ci->transceiver)) {
retval = otg_set_peripheral(udc->transceiver->otg, retval = otg_set_peripheral(ci->transceiver->otg,
&udc->gadget); &ci->gadget);
if (retval) if (retval)
goto remove_dbg; goto remove_dbg;
} }
retval = usb_add_gadget_udc(dev, &udc->gadget); retval = usb_add_gadget_udc(dev, &ci->gadget);
if (retval) if (retval)
goto remove_trans; goto remove_trans;
pm_runtime_no_callbacks(&udc->gadget.dev); pm_runtime_no_callbacks(&ci->gadget.dev);
pm_runtime_enable(&udc->gadget.dev); pm_runtime_enable(&ci->gadget.dev);
return retval; return retval;
remove_trans: remove_trans:
if (!IS_ERR_OR_NULL(udc->transceiver)) { if (!IS_ERR_OR_NULL(ci->transceiver)) {
otg_set_peripheral(udc->transceiver->otg, &udc->gadget); otg_set_peripheral(ci->transceiver->otg, &ci->gadget);
usb_put_phy(udc->transceiver); usb_put_phy(ci->transceiver);
} }
dev_err(dev, "error = %i\n", retval); dev_err(dev, "error = %i\n", retval);
remove_dbg: remove_dbg:
dbg_remove_files(&udc->gadget.dev); dbg_remove_files(&ci->gadget.dev);
unreg_device: unreg_device:
device_unregister(&udc->gadget.dev); device_unregister(&ci->gadget.dev);
put_transceiver: put_transceiver:
if (!IS_ERR_OR_NULL(udc->transceiver)) if (!IS_ERR_OR_NULL(ci->transceiver))
usb_put_phy(udc->transceiver); usb_put_phy(ci->transceiver);
free_pools: free_pools:
dma_pool_destroy(udc->td_pool); dma_pool_destroy(ci->td_pool);
free_qh_pool: free_qh_pool:
dma_pool_destroy(udc->qh_pool); dma_pool_destroy(ci->qh_pool);
return retval; return retval;
} }
...@@ -1752,32 +1752,32 @@ static int udc_start(struct ci13xxx *udc) ...@@ -1752,32 +1752,32 @@ static int udc_start(struct ci13xxx *udc)
* *
* No interrupts active, the IRQ has been released * No interrupts active, the IRQ has been released
*/ */
static void udc_stop(struct ci13xxx *udc) static void udc_stop(struct ci13xxx *ci)
{ {
int i; int i;
if (udc == NULL) if (ci == NULL)
return; return;
usb_del_gadget_udc(&udc->gadget); usb_del_gadget_udc(&ci->gadget);
for (i = 0; i < udc->hw_ep_max; i++) { for (i = 0; i < ci->hw_ep_max; i++) {
struct ci13xxx_ep *mEp = &udc->ci13xxx_ep[i]; struct ci13xxx_ep *mEp = &ci->ci13xxx_ep[i];
dma_pool_free(udc->qh_pool, mEp->qh.ptr, mEp->qh.dma); dma_pool_free(ci->qh_pool, mEp->qh.ptr, mEp->qh.dma);
} }
dma_pool_destroy(udc->td_pool); dma_pool_destroy(ci->td_pool);
dma_pool_destroy(udc->qh_pool); dma_pool_destroy(ci->qh_pool);
if (!IS_ERR_OR_NULL(udc->transceiver)) { if (!IS_ERR_OR_NULL(ci->transceiver)) {
otg_set_peripheral(udc->transceiver->otg, NULL); otg_set_peripheral(ci->transceiver->otg, NULL);
usb_put_phy(udc->transceiver); usb_put_phy(ci->transceiver);
} }
dbg_remove_files(&udc->gadget.dev); dbg_remove_files(&ci->gadget.dev);
device_unregister(&udc->gadget.dev); device_unregister(&ci->gadget.dev);
/* my kobject is dynamic, I swear! */ /* my kobject is dynamic, I swear! */
memset(&udc->gadget, 0, sizeof(udc->gadget)); memset(&ci->gadget, 0, sizeof(ci->gadget));
} }
/** /**
......
include/linux/usb/chipidea.h
View file @ 26c696c6
...@@ -19,7 +19,7 @@ struct ci13xxx_platform_data { ...@@ -19,7 +19,7 @@ struct ci13xxx_platform_data {
#define CI13XXX_CONTROLLER_RESET_EVENT 0 #define CI13XXX_CONTROLLER_RESET_EVENT 0
#define CI13XXX_CONTROLLER_STOPPED_EVENT 1 #define CI13XXX_CONTROLLER_STOPPED_EVENT 1
void (*notify_event) (struct ci13xxx *udc, unsigned event); void (*notify_event) (struct ci13xxx *ci, unsigned event);
}; };
/* Default offset of capability registers */ /* Default offset of capability registers */
......
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