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USB: Chipidea: rename struct ci13xxx variables from udc to ci

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struct ci13xxx represent the controller, which may be device or host,
so name its variables as ci.

Signed-off-by: Richard Zhao <richard.zhao@freescale.com>
Reviewed-by: Felipe Balbi <balbi@ti.com>
Signed-off-by: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Reviewed-by: Marek Vasut <marex@denx.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Richard Zhao 2012-07-07 22:56:40 +08:00 committed by Greg Kroah-Hartman
parent 2f0de9d844
commit 26c696c678
5 changed files with 406 additions and 406 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

26
drivers/usb/chipidea/ci.h
View File

@ -36,7 +36,7 @@
* @name: string description of the endpoint
* @qh: queue head for this endpoint
* @wedge: is the endpoint wedged
* @udc: pointer to the controller
* @ci: pointer to the controller
* @lock: pointer to controller's spinlock
* @td_pool: pointer to controller's TD pool
*/
@ -54,7 +54,7 @@ struct ci13xxx_ep {
int wedge;
/* global resources */
struct ci13xxx *udc;
struct ci13xxx *ci;
spinlock_t *lock;
struct dma_pool *td_pool;
};
@ -250,9 +250,9 @@ static inline int ffs_nr(u32 x)
*
* 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)
* @mask: bitfield mask
* @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)
{
if (~mask)
data = (ioread32(udc->hw_bank.regmap[reg]) & ~mask)
data = (ioread32(ci->hw_bank.regmap[reg]) & ~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,
*
* 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 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;
}
@ -295,12 +295,12 @@ static inline u32 hw_test_and_clear(struct ci13xxx *udc, enum ci13xxx_regs reg,
*
* 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 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);
}

12
drivers/usb/chipidea/ci13xxx_msm.c
View File

@ -15,11 +15,11 @@
#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;
switch (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
* 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_NONDRIVING;
usb_phy_io_write(udc->transceiver, val, ULPI_FUNC_CTRL);
usb_phy_io_write(ci->transceiver, val, ULPI_FUNC_CTRL);
break;
default:
dev_dbg(dev, "unknown ci13xxx_udc event\n");
dev_dbg(dev, "unknown ci13xxx event\n");
break;
}
}

146
drivers/usb/chipidea/debug.c
View File

@ -68,15 +68,15 @@ void dbg_interrupt(u32 intmask)
*
* 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;
if (size > udc->hw_bank.size)
size = udc->hw_bank.size;
if (size > ci->hw_bank.size)
size = ci->hw_bank.size;
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;
}
@ -88,18 +88,18 @@ static size_t hw_register_read(struct ci13xxx *udc, u32 *buf, size_t size)
*
* 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 */
addr /= sizeof(u32);
if (addr >= udc->hw_bank.size)
if (addr >= ci->hw_bank.size)
return -EINVAL;
/* align */
addr *= sizeof(u32);
hw_write(udc, addr, ~0, data);
hw_write(ci, addr, ~0, data);
return 0;
}
@ -110,13 +110,13 @@ static int hw_register_write(struct ci13xxx *udc, u16 addr, u32 data)
*
* 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)
return -EINVAL;
hw_write(udc, OP_USBINTR, BIT(n), 0);
hw_write(udc, OP_USBSTS, BIT(n), BIT(n));
hw_write(ci, OP_USBINTR, BIT(n), 0);
hw_write(ci, OP_USBSTS, BIT(n), BIT(n));
return 0;
}
@ -127,15 +127,15 @@ static int hw_intr_clear(struct ci13xxx *udc, int n)
*
* 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)
return -EINVAL;
hw_write(udc, CAP_TESTMODE, TESTMODE_FORCE, TESTMODE_FORCE);
hw_write(udc, OP_USBINTR, BIT(n), BIT(n));
hw_write(udc, OP_USBSTS, BIT(n), BIT(n));
hw_write(udc, CAP_TESTMODE, TESTMODE_FORCE, 0);
hw_write(ci, CAP_TESTMODE, TESTMODE_FORCE, TESTMODE_FORCE);
hw_write(ci, OP_USBINTR, BIT(n), BIT(n));
hw_write(ci, OP_USBSTS, BIT(n), BIT(n));
hw_write(ci, CAP_TESTMODE, TESTMODE_FORCE, 0);
return 0;
}
@ -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,
char *buf)
{
struct ci13xxx *udc = container_of(dev, struct ci13xxx, gadget.dev);
struct usb_gadget *gadget = &udc->gadget;
struct ci13xxx *ci = container_of(dev, struct ci13xxx, gadget.dev);
struct usb_gadget *gadget = &ci->gadget;
int n = 0;
if (attr == NULL || buf == NULL) {
dev_err(udc->dev, "[%s] EINVAL\n", __func__);
dev_err(ci->dev, "[%s] EINVAL\n", __func__);
return 0;
}
@ -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,
char *buf)
{
struct ci13xxx *udc = container_of(dev, struct ci13xxx, gadget.dev);
struct usb_gadget_driver *driver = udc->driver;
struct ci13xxx *ci = container_of(dev, struct ci13xxx, gadget.dev);
struct usb_gadget_driver *driver = ci->driver;
int n = 0;
if (attr == NULL || buf == NULL) {
@ -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,
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;
u32 intr;
unsigned i, j, n = 0;
if (attr == NULL || buf == NULL) {
dev_err(udc->dev, "[%s] EINVAL\n", __func__);
dev_err(ci->dev, "[%s] EINVAL\n", __func__);
return 0;
}
spin_lock_irqsave(&udc->lock, flags);
spin_lock_irqsave(&ci->lock, flags);
/*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,
"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",
isr_statistics.test);
@ -471,7 +471,7 @@ static ssize_t show_inters(struct device *dev, struct device_attribute *attr,
n += scnprintf(buf + n, PAGE_SIZE - n, "\n");
}
spin_unlock_irqrestore(&udc->lock, flags);
spin_unlock_irqrestore(&ci->lock, flags);
return n;
}
@ -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,
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 en, bit;
if (attr == NULL || buf == NULL) {
dev_err(udc->dev, "EINVAL\n");
dev_err(ci->dev, "EINVAL\n");
goto done;
}
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;
}
spin_lock_irqsave(&udc->lock, flags);
spin_lock_irqsave(&ci->lock, flags);
if (en) {
if (hw_intr_force(udc, bit))
if (hw_intr_force(ci, bit))
dev_err(dev, "invalid bit number\n");
else
isr_statistics.test++;
} else {
if (hw_intr_clear(udc, bit))
if (hw_intr_clear(ci, bit))
dev_err(dev, "invalid bit number\n");
}
spin_unlock_irqrestore(&udc->lock, flags);
spin_unlock_irqrestore(&ci->lock, flags);
done:
return count;
@ -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,
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 mode;
if (attr == NULL || buf == NULL) {
dev_err(udc->dev, "EINVAL\n");
dev_err(ci->dev, "EINVAL\n");
return 0;
}
spin_lock_irqsave(&udc->lock, flags);
mode = hw_port_test_get(udc);
spin_unlock_irqrestore(&udc->lock, flags);
spin_lock_irqsave(&ci->lock, flags);
mode = hw_port_test_get(ci);
spin_unlock_irqrestore(&ci->lock, flags);
return scnprintf(buf, PAGE_SIZE, "mode = %u\n", mode);
}
@ -549,24 +549,24 @@ static ssize_t store_port_test(struct device *dev,
struct device_attribute *attr,
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 mode;
if (attr == NULL || buf == NULL) {
dev_err(udc->dev, "[%s] EINVAL\n", __func__);
dev_err(ci->dev, "[%s] EINVAL\n", __func__);
goto done;
}
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;
}
spin_lock_irqsave(&udc->lock, flags);
if (hw_port_test_set(udc, mode))
dev_err(udc->dev, "invalid mode\n");
spin_unlock_irqrestore(&udc->lock, flags);
spin_lock_irqsave(&ci->lock, flags);
if (hw_port_test_set(ci, mode))
dev_err(ci->dev, "invalid mode\n");
spin_unlock_irqrestore(&ci->lock, flags);
done:
return count;
@ -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,
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 i, j, n = 0;
if (attr == NULL || buf == NULL) {
dev_err(udc->dev, "[%s] EINVAL\n", __func__);
dev_err(ci->dev, "[%s] EINVAL\n", __func__);
return 0;
}
spin_lock_irqsave(&udc->lock, flags);
for (i = 0; i < udc->hw_ep_max/2; i++) {
struct ci13xxx_ep *mEpRx = &udc->ci13xxx_ep[i];
spin_lock_irqsave(&ci->lock, flags);
for (i = 0; i < ci->hw_ep_max/2; i++) {
struct ci13xxx_ep *mEpRx = &ci->ci13xxx_ep[i];
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,
"EP=%02i: RX=%08X TX=%08X\n",
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,
*((u32 *)mEpTx->qh.ptr + j));
}
}
spin_unlock_irqrestore(&udc->lock, flags);
spin_unlock_irqrestore(&ci->lock, flags);
return n;
}
@ -621,25 +621,25 @@ static DEVICE_ATTR(qheads, S_IRUSR, show_qheads, NULL);
static ssize_t show_registers(struct device *dev,
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;
u32 *dump;
unsigned i, k, n = 0;
if (attr == NULL || buf == NULL) {
dev_err(udc->dev, "[%s] EINVAL\n", __func__);
dev_err(ci->dev, "[%s] EINVAL\n", __func__);
return 0;
}
dump = kmalloc(sizeof(u32) * DUMP_ENTRIES, GFP_KERNEL);
if (!dump) {
dev_err(udc->dev, "%s: out of memory\n", __func__);
dev_err(ci->dev, "%s: out of memory\n", __func__);
return 0;
}
spin_lock_irqsave(&udc->lock, flags);
k = hw_register_read(udc, dump, DUMP_ENTRIES);
spin_unlock_irqrestore(&udc->lock, flags);
spin_lock_irqsave(&ci->lock, flags);
k = hw_register_read(ci, dump, DUMP_ENTRIES);
spin_unlock_irqrestore(&ci->lock, flags);
for (i = 0; i < k; i++) {
n += scnprintf(buf + n, PAGE_SIZE - n,
@ -660,24 +660,24 @@ static ssize_t store_registers(struct device *dev,
struct device_attribute *attr,
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;
if (attr == NULL || buf == NULL) {
dev_err(udc->dev, "[%s] EINVAL\n", __func__);
dev_err(ci->dev, "[%s] EINVAL\n", __func__);
goto done;
}
if (sscanf(buf, "%li %li", &addr, &data) != 2) {
dev_err(udc->dev,
dev_err(ci->dev,
"<addr> <data>: write data to register address\n");
goto done;
}
spin_lock_irqsave(&udc->lock, flags);
if (hw_register_write(udc, addr, data))
dev_err(udc->dev, "invalid address range\n");
spin_unlock_irqrestore(&udc->lock, flags);
spin_lock_irqsave(&ci->lock, flags);
if (hw_register_write(ci, addr, data))
dev_err(ci->dev, "invalid address range\n");
spin_unlock_irqrestore(&ci->lock, flags);
done:
return count;
@ -693,34 +693,34 @@ static DEVICE_ATTR(registers, S_IRUSR | S_IWUSR,
static ssize_t show_requests(struct device *dev, 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;
struct list_head *ptr = NULL;
struct ci13xxx_req *req = NULL;
unsigned i, j, n = 0, qSize = sizeof(struct ci13xxx_td)/sizeof(u32);
if (attr == NULL || buf == NULL) {
dev_err(udc->dev, "[%s] EINVAL\n", __func__);
dev_err(ci->dev, "[%s] EINVAL\n", __func__);
return 0;
}
spin_lock_irqsave(&udc->lock, flags);
for (i = 0; i < udc->hw_ep_max; i++)
list_for_each(ptr, &udc->ci13xxx_ep[i].qh.queue)
spin_lock_irqsave(&ci->lock, flags);
for (i = 0; i < ci->hw_ep_max; i++)
list_for_each(ptr, &ci->ci13xxx_ep[i].qh.queue)
{
req = list_entry(ptr, struct ci13xxx_req, queue);
n += scnprintf(buf + n, PAGE_SIZE - n,
"EP=%02i: TD=%08X %s\n",
i % udc->hw_ep_max/2, (u32)req->dma,
((i < udc->hw_ep_max/2) ? "RX" : "TX"));
i % ci->hw_ep_max/2, (u32)req->dma,
((i < ci->hw_ep_max/2) ? "RX" : "TX"));
for (j = 0; j < qSize; j++)
n += scnprintf(buf + n, PAGE_SIZE - n,
" %04X: %08X\n", j,
*((u32 *)req->ptr + j));
}
spin_unlock_irqrestore(&udc->lock, flags);
spin_unlock_irqrestore(&ci->lock, flags);
return n;
}

626
drivers/usb/chipidea/udc.c
View File

File diff suppressed because it is too large Load Diff

2
include/linux/usb/chipidea.h
View File

@ -19,7 +19,7 @@ struct ci13xxx_platform_data {
#define CI13XXX_CONTROLLER_RESET_EVENT 0
#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 */