#undef CY_ENABLE_MONITORING
#undef CY_PCI_DEBUG
-#if 0
-#define PAUSE __asm__("nop")
-#else
-#define PAUSE do {} while (0)
-#endif
-
/*
* Include section
*/
#include <asm/irq.h>
#include <asm/uaccess.h>
-#define CY_LOCK(info,flags) \
- do { \
- spin_lock_irqsave(&cy_card[info->card].card_lock, flags); \
- } while (0)
-
-#define CY_UNLOCK(info,flags) \
- do { \
- spin_unlock_irqrestore(&cy_card[info->card].card_lock, flags); \
- } while (0)
-
-#include <linux/types.h>
#include <linux/kernel.h>
#include <linux/pci.h>
#define IS_CYC_Z(card) ((card).num_chips == -1)
#define Z_FPGA_CHECK(card) \
- ((cy_readl(&((struct RUNTIME_9060 __iomem *) \
+ ((readl(&((struct RUNTIME_9060 __iomem *) \
((card).ctl_addr))->init_ctrl) & (1<<17)) != 0)
-#define ISZLOADED(card) (((ZO_V1==cy_readl(&((struct RUNTIME_9060 __iomem *) \
+#define ISZLOADED(card) (((ZO_V1==readl(&((struct RUNTIME_9060 __iomem *) \
((card).ctl_addr))->mail_box_0)) || \
Z_FPGA_CHECK(card)) && \
- (ZFIRM_ID==cy_readl(&((struct FIRM_ID __iomem *) \
+ (ZFIRM_ID==readl(&((struct FIRM_ID __iomem *) \
((card).base_addr+ID_ADDRESS))->signature)))
#ifndef SERIAL_XMIT_SIZE
#define NR_ISA_ADDRS ARRAY_SIZE(cy_isa_addresses)
#ifdef MODULE
-static long maddr[NR_CARDS] = { 0, };
-static int irq[NR_CARDS] = { 0, };
+static long maddr[NR_CARDS];
+static int irq[NR_CARDS];
module_param_array(maddr, long, NULL, 0);
module_param_array(irq, int, NULL, 0);
*/
static struct cyclades_card cy_card[NR_CARDS];
-/* This is the per-channel data structure containing pointers, flags
- and variables for the port. This driver supports a maximum of NR_PORTS.
-*/
-static struct cyclades_port cy_port[NR_PORTS];
-
static int cy_next_channel; /* next minor available */
/*
/* PCI related definitions */
-static unsigned short cy_pci_nboard;
-static unsigned short cy_isa_nboard;
-static unsigned short cy_nboard;
#ifdef CONFIG_PCI
static struct pci_device_id cy_pci_dev_id[] __devinitdata = {
{ PCI_DEVICE(PCI_VENDOR_ID_CYCLADES, PCI_DEVICE_ID_CYCLOM_Y_Lo) }, /* PCI < 1Mb */
static void cy_start(struct tty_struct *);
static void set_line_char(struct cyclades_port *);
-static int cyz_issue_cmd(struct cyclades_card *, uclong, ucchar, uclong);
+static int cyz_issue_cmd(struct cyclades_card *, __u32, __u8, __u32);
#ifdef CONFIG_ISA
static unsigned detect_isa_irq(void __iomem *);
#endif /* CONFIG_ISA */
/* The Cyclades-Z polling cycle is defined by this variable */
static long cyz_polling_cycle = CZ_DEF_POLL;
-static int cyz_timeron = 0;
static DEFINE_TIMER(cyz_timerlist, cyz_poll, 0, 0);
#else /* CONFIG_CYZ_INTR */
{
#ifdef SERIAL_PARANOIA_CHECK
if (!info) {
- printk("cyc Warning: null cyclades_port for (%s) in %s\n",
- name, routine);
- return 1;
- }
-
- if ((long)info < (long)(&cy_port[0]) ||
- (long)(&cy_port[NR_PORTS]) < (long)info) {
- printk("cyc Warning: cyclades_port out of range for (%s) in "
- "%s\n", name, routine);
+ printk(KERN_WARNING "cyc Warning: null cyclades_port for (%s) "
+ "in %s\n", name, routine);
return 1;
}
if (info->magic != CYCLADES_MAGIC) {
- printk("cyc Warning: bad magic number for serial struct (%s) "
- "in %s\n", name, routine);
+ printk(KERN_WARNING "cyc Warning: bad magic number for serial "
+ "struct (%s) in %s\n", name, routine);
return 1;
}
#endif
if (test_and_clear_bit(Cy_EVENT_OPEN_WAKEUP, &info->event))
wake_up_interruptible(&info->open_wait);
#ifdef CONFIG_CYZ_INTR
- if (test_and_clear_bit(Cy_EVENT_Z_RX_FULL, &info->event)) {
- if (cyz_rx_full_timer[info->line].function == NULL) {
- cyz_rx_full_timer[info->line].expires = jiffies + 1;
- cyz_rx_full_timer[info->line].function = cyz_rx_restart;
- cyz_rx_full_timer[info->line].data =
- (unsigned long)info;
- add_timer(&cyz_rx_full_timer[info->line]);
- }
- }
+ if (test_and_clear_bit(Cy_EVENT_Z_RX_FULL, &info->event) &&
+ !timer_pending(&cyz_rx_full_timer[info->line]))
+ mod_timer(&cyz_rx_full_timer[info->line], jiffies + 1);
#endif
if (test_and_clear_bit(Cy_EVENT_DELTA_WAKEUP, &info->event))
wake_up_interruptible(&info->delta_msr_wait);
tty_wakeup(tty);
#ifdef Z_WAKE
if (test_and_clear_bit(Cy_EVENT_SHUTDOWN_WAKEUP, &info->event))
- wake_up_interruptible(&info->shutdown_wait);
+ complete(&info->shutdown_wait);
#endif
} /* do_softint */
*/
static int cyy_issue_cmd(void __iomem * base_addr, u_char cmd, int index)
{
- volatile int i;
+ unsigned int i;
/* Check to see that the previous command has completed */
for (i = 0; i < 100; i++) {
- if (cy_readb(base_addr + (CyCCR << index)) == 0) {
+ if (readb(base_addr + (CyCCR << index)) == 0) {
break;
}
udelay(10L);
cy_writeb(address + (CyCAR << index), 0);
cy_writeb(address + (CySRER << index),
- cy_readb(address + (CySRER << index)) | CyTxRdy);
+ readb(address + (CySRER << index)) | CyTxRdy);
local_irq_restore(flags);
/* Wait ... */
irq = probe_irq_off(irqs);
/* Clean up */
- save_xir = (u_char) cy_readb(address + (CyTIR << index));
- save_car = cy_readb(address + (CyCAR << index));
+ save_xir = (u_char) readb(address + (CyTIR << index));
+ save_car = readb(address + (CyCAR << index));
cy_writeb(address + (CyCAR << index), (save_xir & 0x3));
cy_writeb(address + (CySRER << index),
- cy_readb(address + (CySRER << index)) & ~CyTxRdy);
+ readb(address + (CySRER << index)) & ~CyTxRdy);
cy_writeb(address + (CyTIR << index), (save_xir & 0x3f));
cy_writeb(address + (CyCAR << index), (save_car));
cy_writeb(address + (Cy_ClrIntr << index), 0);
{
struct cyclades_port *info;
struct tty_struct *tty;
- volatile int char_count;
- int i, j, len, mdm_change, mdm_status, outch;
+ int char_count;
+ int j, len, mdm_change, mdm_status, outch;
int save_xir, channel, save_car;
char data;
if (status & CySRReceive) { /* reception interrupt */
#ifdef CY_DEBUG_INTERRUPTS
- printk("cyy_interrupt: rcvd intr, chip %d\n\r", chip);
+ printk(KERN_DEBUG "cyy_interrupt: rcvd intr, chip %d\n", chip);
#endif
/* determine the channel & change to that context */
spin_lock(&cinfo->card_lock);
- save_xir = (u_char) cy_readb(base_addr + (CyRIR << index));
+ save_xir = (u_char) readb(base_addr + (CyRIR << index));
channel = (u_short) (save_xir & CyIRChannel);
- i = channel + chip * 4 + cinfo->first_line;
- info = &cy_port[i];
- info->last_active = jiffies;
- save_car = cy_readb(base_addr + (CyCAR << index));
+ info = &cinfo->ports[channel + chip * 4];
+ save_car = readb(base_addr + (CyCAR << index));
cy_writeb(base_addr + (CyCAR << index), save_xir);
/* if there is nowhere to put the data, discard it */
- if (info->tty == 0) {
- j = (cy_readb(base_addr + (CyRIVR << index)) &
+ if (info->tty == NULL) {
+ j = (readb(base_addr + (CyRIVR << index)) &
CyIVRMask);
if (j == CyIVRRxEx) { /* exception */
- data = cy_readb(base_addr + (CyRDSR << index));
+ data = readb(base_addr + (CyRDSR << index));
} else { /* normal character reception */
- char_count = cy_readb(base_addr +
+ char_count = readb(base_addr +
(CyRDCR << index));
while (char_count--) {
- data = cy_readb(base_addr +
+ data = readb(base_addr +
(CyRDSR << index));
}
}
} else { /* there is an open port for this data */
tty = info->tty;
- j = (cy_readb(base_addr + (CyRIVR << index)) &
+ j = (readb(base_addr + (CyRIVR << index)) &
CyIVRMask);
if (j == CyIVRRxEx) { /* exception */
- data = cy_readb(base_addr + (CyRDSR << index));
+ data = readb(base_addr + (CyRDSR << index));
/* For statistics only */
if (data & CyBREAK)
if (data & CyBREAK) {
tty_insert_flip_char(
tty,
- cy_readb(
+ readb(
base_addr +
(CyRDSR <<
index)),
} else if (data & CyFRAME) {
tty_insert_flip_char(
tty,
- cy_readb(
+ readb(
base_addr +
(CyRDSR <<
index)),
/* Pieces of seven... */
tty_insert_flip_char(
tty,
- cy_readb(
+ readb(
base_addr +
(CyRDSR <<
index)),
*/
tty_insert_flip_char(
tty,
- cy_readb(
+ readb(
base_addr +
(CyRDSR <<
index)),
}
} else { /* normal character reception */
/* load # chars available from the chip */
- char_count = cy_readb(base_addr +
+ char_count = readb(base_addr +
(CyRDCR << index));
#ifdef CY_ENABLE_MONITORING
#endif
len = tty_buffer_request_room(tty, char_count);
while (len--) {
- data = cy_readb(base_addr +
+ data = readb(base_addr +
(CyRDSR << index));
tty_insert_flip_char(tty, data,
TTY_NORMAL);
is empty, we know we can always stuff a dozen
characters. */
#ifdef CY_DEBUG_INTERRUPTS
- printk("cyy_interrupt: xmit intr, chip %d\n\r", chip);
+ printk(KERN_DEBUG "cyy_interrupt: xmit intr, chip %d\n", chip);
#endif
/* determine the channel & change to that context */
spin_lock(&cinfo->card_lock);
- save_xir = (u_char) cy_readb(base_addr + (CyTIR << index));
+ save_xir = (u_char) readb(base_addr + (CyTIR << index));
channel = (u_short) (save_xir & CyIRChannel);
- i = channel + chip * 4 + cinfo->first_line;
- save_car = cy_readb(base_addr + (CyCAR << index));
+ save_car = readb(base_addr + (CyCAR << index));
cy_writeb(base_addr + (CyCAR << index), save_xir);
/* validate the port# (as configured and open) */
- if ((i < 0) || (NR_PORTS <= i)) {
+ if (channel + chip * 4 >= cinfo->nports) {
cy_writeb(base_addr + (CySRER << index),
- cy_readb(base_addr + (CySRER << index)) &
+ readb(base_addr + (CySRER << index)) &
~CyTxRdy);
goto txend;
}
- info = &cy_port[i];
- info->last_active = jiffies;
- if (info->tty == 0) {
+ info = &cinfo->ports[channel + chip * 4];
+ if (info->tty == NULL) {
cy_writeb(base_addr + (CySRER << index),
- cy_readb(base_addr + (CySRER << index)) &
+ readb(base_addr + (CySRER << index)) &
~CyTxRdy);
goto txdone;
}
while (char_count-- > 0) {
if (!info->xmit_cnt) {
- if (cy_readb(base_addr + (CySRER << index)) &
+ if (readb(base_addr + (CySRER << index)) &
CyTxMpty) {
cy_writeb(base_addr + (CySRER << index),
- cy_readb(base_addr +
+ readb(base_addr +
(CySRER << index)) &
~CyTxMpty);
} else {
cy_writeb(base_addr + (CySRER << index),
- (cy_readb(base_addr +
+ (readb(base_addr +
(CySRER << index)) &
~CyTxRdy) | CyTxMpty);
}
goto txdone;
}
- if (info->xmit_buf == 0) {
+ if (info->xmit_buf == NULL) {
cy_writeb(base_addr + (CySRER << index),
- cy_readb(base_addr + (CySRER << index))&
+ readb(base_addr + (CySRER << index)) &
~CyTxRdy);
goto txdone;
}
if (info->tty->stopped || info->tty->hw_stopped) {
cy_writeb(base_addr + (CySRER << index),
- cy_readb(base_addr + (CySRER << index))&
+ readb(base_addr + (CySRER << index)) &
~CyTxRdy);
goto txdone;
}
0);
info->icount.tx++;
char_count--;
- } else {
}
}
}
/* determine the channel & change to that context */
spin_lock(&cinfo->card_lock);
- save_xir = (u_char) cy_readb(base_addr + (CyMIR << index));
+ save_xir = (u_char) readb(base_addr + (CyMIR << index));
channel = (u_short) (save_xir & CyIRChannel);
- info = &cy_port[channel + chip * 4 + cinfo->first_line];
- info->last_active = jiffies;
- save_car = cy_readb(base_addr + (CyCAR << index));
+ info = &cinfo->ports[channel + chip * 4];
+ save_car = readb(base_addr + (CyCAR << index));
cy_writeb(base_addr + (CyCAR << index), save_xir);
- mdm_change = cy_readb(base_addr + (CyMISR << index));
- mdm_status = cy_readb(base_addr + (CyMSVR1 << index));
+ mdm_change = readb(base_addr + (CyMISR << index));
+ mdm_status = readb(base_addr + (CyMSVR1 << index));
- if (info->tty == 0) { /* no place for data, ignore it */
- ;
- } else {
+ if (info->tty) {
if (mdm_change & CyANY_DELTA) {
/* For statistics only */
if (mdm_change & CyDCD)
info->tty->hw_stopped = 0;
cy_writeb(base_addr +
(CySRER << index),
- cy_readb(base_addr +
+ readb(base_addr +
(CySRER <<
index))|
CyTxRdy);
info->tty->hw_stopped = 1;
cy_writeb(base_addr +
(CySRER << index),
- cy_readb(base_addr +
+ readb(base_addr +
(CySRER <<
index)) &
~CyTxRdy);
}
}
}
- if (mdm_change & CyDSR) {
+/* if (mdm_change & CyDSR) {
}
if (mdm_change & CyRI) {
- }
+ }*/
}
/* end of service */
cy_writeb(base_addr + (CyMIR << index), (save_xir & 0x3f));
static irqreturn_t cyy_interrupt(int irq, void *dev_id)
{
int status;
- struct cyclades_card *cinfo;
+ struct cyclades_card *cinfo = dev_id;
void __iomem *base_addr, *card_base_addr;
int chip;
int index;
int too_many;
int had_work;
- if ((cinfo = (struct cyclades_card *)dev_id) == 0) {
+ if (unlikely(cinfo == NULL)) {
#ifdef CY_DEBUG_INTERRUPTS
- printk("cyy_interrupt: spurious interrupt %d\n\r", irq);
+ printk(KERN_DEBUG "cyy_interrupt: spurious interrupt %d\n",irq);
#endif
return IRQ_NONE; /* spurious interrupt */
}
card_base_addr = cinfo->base_addr;
index = cinfo->bus_index;
+ /* card was not initialized yet (e.g. DEBUG_SHIRQ) */
+ if (unlikely(card_base_addr == NULL))
+ return IRQ_HANDLED;
+
/* This loop checks all chips in the card. Make a note whenever
_any_ chip had some work to do, as this is considered an
indication that there will be more to do. Only when no chip
base_addr = cinfo->base_addr +
(cy_chip_offset[chip] << index);
too_many = 0;
- while ((status = cy_readb(base_addr +
+ while ((status = readb(base_addr +
(CySVRR << index))) != 0x00) {
had_work++;
/* The purpose of the following test is to ensure that
static int
cyz_fetch_msg(struct cyclades_card *cinfo,
- uclong * channel, ucchar * cmd, uclong * param)
+ __u32 * channel, __u8 * cmd, __u32 * param)
{
struct FIRM_ID __iomem *firm_id;
struct ZFW_CTRL __iomem *zfw_ctrl;
if (!ISZLOADED(*cinfo)) {
return -1;
}
- zfw_ctrl = cinfo->base_addr + (cy_readl(&firm_id->zfwctrl_addr) &
- 0xfffff);
+ zfw_ctrl = cinfo->base_addr + (readl(&firm_id->zfwctrl_addr) & 0xfffff);
board_ctrl = &zfw_ctrl->board_ctrl;
- loc_doorbell = cy_readl(&((struct RUNTIME_9060 __iomem *)
+ loc_doorbell = readl(&((struct RUNTIME_9060 __iomem *)
(cinfo->ctl_addr))->loc_doorbell);
if (loc_doorbell) {
*cmd = (char)(0xff & loc_doorbell);
- *channel = cy_readl(&board_ctrl->fwcmd_channel);
- *param = (uclong) cy_readl(&board_ctrl->fwcmd_param);
+ *channel = readl(&board_ctrl->fwcmd_channel);
+ *param = (__u32) readl(&board_ctrl->fwcmd_param);
cy_writel(&((struct RUNTIME_9060 __iomem *)(cinfo->ctl_addr))->
loc_doorbell, 0xffffffff);
return 1;
static int
cyz_issue_cmd(struct cyclades_card *cinfo,
- uclong channel, ucchar cmd, uclong param)
+ __u32 channel, __u8 cmd, __u32 param)
{
struct FIRM_ID __iomem *firm_id;
struct ZFW_CTRL __iomem *zfw_ctrl;
struct BOARD_CTRL __iomem *board_ctrl;
- unsigned long __iomem *pci_doorbell;
+ __u32 __iomem *pci_doorbell;
int index;
firm_id = cinfo->base_addr + ID_ADDRESS;
if (!ISZLOADED(*cinfo)) {
return -1;
}
- zfw_ctrl = cinfo->base_addr + (cy_readl(&firm_id->zfwctrl_addr) &
- 0xfffff);
+ zfw_ctrl = cinfo->base_addr + (readl(&firm_id->zfwctrl_addr) & 0xfffff);
board_ctrl = &zfw_ctrl->board_ctrl;
index = 0;
pci_doorbell =
&((struct RUNTIME_9060 __iomem *)(cinfo->ctl_addr))->pci_doorbell;
- while ((cy_readl(pci_doorbell) & 0xff) != 0) {
+ while ((readl(pci_doorbell) & 0xff) != 0) {
if (index++ == 1000) {
- return (int)(cy_readl(pci_doorbell) & 0xff);
+ return (int)(readl(pci_doorbell) & 0xff);
}
udelay(50L);
}
} /* cyz_issue_cmd */
static void
-cyz_handle_rx(struct cyclades_port *info,
- volatile struct CH_CTRL __iomem * ch_ctrl,
- volatile struct BUF_CTRL __iomem * buf_ctrl)
+cyz_handle_rx(struct cyclades_port *info, struct CH_CTRL __iomem *ch_ctrl,
+ struct BUF_CTRL __iomem *buf_ctrl)
{
- struct cyclades_card *cinfo = &cy_card[info->card];
+ struct cyclades_card *cinfo = info->card;
struct tty_struct *tty = info->tty;
- volatile int char_count;
+ int char_count;
int len;
#ifdef BLOCKMOVE
- int small_count;
+ unsigned char *buf;
#else
char data;
#endif
- volatile uclong rx_put, rx_get, new_rx_get, rx_bufsize, rx_bufaddr;
+ __u32 rx_put, rx_get, new_rx_get, rx_bufsize, rx_bufaddr;
- rx_get = new_rx_get = cy_readl(&buf_ctrl->rx_get);
- rx_put = cy_readl(&buf_ctrl->rx_put);
- rx_bufsize = cy_readl(&buf_ctrl->rx_bufsize);
- rx_bufaddr = cy_readl(&buf_ctrl->rx_bufaddr);
+ rx_get = new_rx_get = readl(&buf_ctrl->rx_get);
+ rx_put = readl(&buf_ctrl->rx_put);
+ rx_bufsize = readl(&buf_ctrl->rx_bufsize);
+ rx_bufaddr = readl(&buf_ctrl->rx_bufaddr);
if (rx_put >= rx_get)
char_count = rx_put - rx_get;
else
char_count = rx_put - rx_get + rx_bufsize;
if (char_count) {
- info->last_active = jiffies;
- info->jiffies[1] = jiffies;
-
#ifdef CY_ENABLE_MONITORING
info->mon.int_count++;
info->mon.char_count += char_count;
info->mon.char_max = char_count;
info->mon.char_last = char_count;
#endif
- if (tty == 0) {
+ if (tty == NULL) {
/* flush received characters */
new_rx_get = (new_rx_get + char_count) &
(rx_bufsize - 1);
/* we'd like to use memcpy(t, f, n) and memset(s, c, count)
for performance, but because of buffer boundaries, there
may be several steps to the operation */
- while (0 < (small_count = min_t(unsigned int,
- rx_bufsize - new_rx_get,
- min_t(unsigned int, TTY_FLIPBUF_SIZE -
- tty->flip.count, char_count)))){
- memcpy_fromio(tty->flip.char_buf_ptr,
- (char *)(cinfo->base_addr + rx_bufaddr +
- new_rx_get),
- small_count);
+ while (1) {
+ len = tty_prepare_flip_string(tty, &buf,
+ char_count);
+ if (!len)
+ break;
- tty->flip.char_buf_ptr += small_count;
- memset(tty->flip.flag_buf_ptr, TTY_NORMAL,
- small_count);
- tty->flip.flag_buf_ptr += small_count;
- new_rx_get = (new_rx_get + small_count) &
+ len = min_t(unsigned int, min(len, char_count),
+ rx_bufsize - new_rx_get);
+
+ memcpy_fromio(buf, cinfo->base_addr +
+ rx_bufaddr + new_rx_get, len);
+
+ new_rx_get = (new_rx_get + len) &
(rx_bufsize - 1);
- char_count -= small_count;
- info->icount.rx += small_count;
- info->idle_stats.recv_bytes += small_count;
- tty->flip.count += small_count;
+ char_count -= len;
+ info->icount.rx += len;
+ info->idle_stats.recv_bytes += len;
}
#else
len = tty_buffer_request_room(tty, char_count);
while (len--) {
- data = cy_readb(cinfo->base_addr + rx_bufaddr +
+ data = readb(cinfo->base_addr + rx_bufaddr +
new_rx_get);
new_rx_get = (new_rx_get + 1)& (rx_bufsize - 1);
tty_insert_flip_char(tty, data, TTY_NORMAL);
#ifdef CONFIG_CYZ_INTR
/* Recalculate the number of chars in the RX buffer and issue
a cmd in case it's higher than the RX high water mark */
- rx_put = cy_readl(&buf_ctrl->rx_put);
+ rx_put = readl(&buf_ctrl->rx_put);
if (rx_put >= rx_get)
char_count = rx_put - rx_get;
else
char_count = rx_put - rx_get + rx_bufsize;
- if (char_count >= (int)cy_readl(&buf_ctrl->
- rx_threshold)) {
+ if (char_count >= (int)readl(&buf_ctrl->rx_threshold)) {
cy_sched_event(info, Cy_EVENT_Z_RX_FULL);
}
#endif
}
static void
-cyz_handle_tx(struct cyclades_port *info,
- volatile struct CH_CTRL __iomem * ch_ctrl,
- volatile struct BUF_CTRL __iomem * buf_ctrl)
+cyz_handle_tx(struct cyclades_port *info, struct CH_CTRL __iomem *ch_ctrl,
+ struct BUF_CTRL __iomem *buf_ctrl)
{
- struct cyclades_card *cinfo = &cy_card[info->card];
+ struct cyclades_card *cinfo = info->card;
struct tty_struct *tty = info->tty;
char data;
- volatile int char_count;
+ int char_count;
#ifdef BLOCKMOVE
int small_count;
#endif
- volatile uclong tx_put, tx_get, tx_bufsize, tx_bufaddr;
+ __u32 tx_put, tx_get, tx_bufsize, tx_bufaddr;
if (info->xmit_cnt <= 0) /* Nothing to transmit */
return;
- tx_get = cy_readl(&buf_ctrl->tx_get);
- tx_put = cy_readl(&buf_ctrl->tx_put);
- tx_bufsize = cy_readl(&buf_ctrl->tx_bufsize);
- tx_bufaddr = cy_readl(&buf_ctrl->tx_bufaddr);
+ tx_get = readl(&buf_ctrl->tx_get);
+ tx_put = readl(&buf_ctrl->tx_put);
+ tx_bufsize = readl(&buf_ctrl->tx_bufsize);
+ tx_bufaddr = readl(&buf_ctrl->tx_bufaddr);
if (tx_put >= tx_get)
char_count = tx_get - tx_put - 1 + tx_bufsize;
else
if (char_count) {
- if (tty == 0) {
+ if (tty == NULL)
goto ztxdone;
- }
if (info->x_char) { /* send special char */
data = info->x_char;
info->x_char = 0;
char_count--;
info->icount.tx++;
- info->last_active = jiffies;
- info->jiffies[2] = jiffies;
}
#ifdef BLOCKMOVE
while (0 < (small_count = min_t(unsigned int,
info->xmit_cnt -= small_count;
info->xmit_tail = (info->xmit_tail + small_count) &
(SERIAL_XMIT_SIZE - 1);
- info->last_active = jiffies;
- info->jiffies[2] = jiffies;
}
#else
while (info->xmit_cnt && char_count) {
tx_put = (tx_put + 1) & (tx_bufsize - 1);
char_count--;
info->icount.tx++;
- info->last_active = jiffies;
- info->jiffies[2] = jiffies;
}
#endif
ztxdone:
{
struct tty_struct *tty;
struct cyclades_port *info;
- static volatile struct FIRM_ID __iomem *firm_id;
- static volatile struct ZFW_CTRL __iomem *zfw_ctrl;
- static volatile struct BOARD_CTRL __iomem *board_ctrl;
- static volatile struct CH_CTRL __iomem *ch_ctrl;
- static volatile struct BUF_CTRL __iomem *buf_ctrl;
- uclong channel;
- ucchar cmd;
- uclong param;
- uclong hw_ver, fw_ver;
+ static struct FIRM_ID __iomem *firm_id;
+ static struct ZFW_CTRL __iomem *zfw_ctrl;
+ static struct BOARD_CTRL __iomem *board_ctrl;
+ static struct CH_CTRL __iomem *ch_ctrl;
+ static struct BUF_CTRL __iomem *buf_ctrl;
+ __u32 channel;
+ __u8 cmd;
+ __u32 param;
+ __u32 hw_ver, fw_ver;
int special_count;
int delta_count;
firm_id = cinfo->base_addr + ID_ADDRESS;
- zfw_ctrl = cinfo->base_addr + (cy_readl(&firm_id->zfwctrl_addr) &
- 0xfffff);
+ zfw_ctrl = cinfo->base_addr + (readl(&firm_id->zfwctrl_addr) & 0xfffff);
board_ctrl = &zfw_ctrl->board_ctrl;
- fw_ver = cy_readl(&board_ctrl->fw_version);
- hw_ver = cy_readl(&((struct RUNTIME_9060 __iomem *)(cinfo->ctl_addr))->
+ fw_ver = readl(&board_ctrl->fw_version);
+ hw_ver = readl(&((struct RUNTIME_9060 __iomem *)(cinfo->ctl_addr))->
mail_box_0);
while (cyz_fetch_msg(cinfo, &channel, &cmd, ¶m) == 1) {
special_count = 0;
delta_count = 0;
- info = &cy_port[channel + cinfo->first_line];
- if ((tty = info->tty) == 0) {
+ info = &cinfo->ports[channel];
+ if ((tty = info->tty) == NULL)
continue;
- }
+
ch_ctrl = &(zfw_ctrl->ch_ctrl[channel]);
buf_ctrl = &(zfw_ctrl->buf_ctrl[channel]);
delta_count++;
if (info->flags & ASYNC_CHECK_CD) {
if ((fw_ver > 241 ? ((u_long) param) :
- cy_readl(&ch_ctrl->rs_status)) &
+ readl(&ch_ctrl->rs_status)) &
C_RS_DCD) {
cy_sched_event(info,
Cy_EVENT_OPEN_WAKEUP);
case C_CM_INTBACK2:
/* Reception Interrupt */
#ifdef CY_DEBUG_INTERRUPTS
- printk("cyz_interrupt: rcvd intr, card %d, "
- "port %ld\n\r", info->card, channel);
+ printk(KERN_DEBUG "cyz_interrupt: rcvd intr, card %d, "
+ "port %ld\n", info->card, channel);
#endif
cyz_handle_rx(info, ch_ctrl, buf_ctrl);
break;
case C_CM_INTBACK:
/* Transmission Interrupt */
#ifdef CY_DEBUG_INTERRUPTS
- printk("cyz_interrupt: xmit intr, card %d, "
- "port %ld\n\r", info->card, channel);
+ printk(KERN_DEBUG "cyz_interrupt: xmit intr, card %d, "
+ "port %ld\n", info->card, channel);
#endif
cyz_handle_tx(info, ch_ctrl, buf_ctrl);
break;
#ifdef CONFIG_CYZ_INTR
static irqreturn_t cyz_interrupt(int irq, void *dev_id)
{
- struct cyclades_card *cinfo;
+ struct cyclades_card *cinfo = dev_id;
- if ((cinfo = (struct cyclades_card *)dev_id) == 0) {
+ if (unlikely(cinfo == NULL)) {
#ifdef CY_DEBUG_INTERRUPTS
- printk("cyz_interrupt: spurious interrupt %d\n\r", irq);
+ printk(KERN_DEBUG "cyz_interrupt: spurious interrupt %d\n",irq);
#endif
return IRQ_NONE; /* spurious interrupt */
}
- if (!ISZLOADED(*cinfo)) {
+ if (unlikely(!ISZLOADED(*cinfo))) {
#ifdef CY_DEBUG_INTERRUPTS
- printk("cyz_interrupt: board not yet loaded (IRQ%d).\n\r", irq);
+ printk(KERN_DEBUG "cyz_interrupt: board not yet loaded "
+ "(IRQ%d).\n", irq);
#endif
return IRQ_NONE;
}
static void cyz_rx_restart(unsigned long arg)
{
struct cyclades_port *info = (struct cyclades_port *)arg;
+ struct cyclades_card *card = info->card;
int retval;
- int card = info->card;
- uclong channel = (info->line) - (cy_card[card].first_line);
+ __u32 channel = info->line - card->first_line;
unsigned long flags;
- CY_LOCK(info, flags);
- retval = cyz_issue_cmd(&cy_card[card], channel, C_CM_INTBACK2, 0L);
+ spin_lock_irqsave(&card->card_lock, flags);
+ retval = cyz_issue_cmd(card, channel, C_CM_INTBACK2, 0L);
if (retval != 0) {
- printk("cyc:cyz_rx_restart retval on ttyC%d was %x\n",
+ printk(KERN_ERR "cyc:cyz_rx_restart retval on ttyC%d was %x\n",
info->line, retval);
}
- cyz_rx_full_timer[info->line].function = NULL;
- CY_UNLOCK(info, flags);
+ spin_unlock_irqrestore(&card->card_lock, flags);
}
#else /* CONFIG_CYZ_INTR */
struct cyclades_card *cinfo;
struct cyclades_port *info;
struct tty_struct *tty;
- static volatile struct FIRM_ID *firm_id;
- static volatile struct ZFW_CTRL *zfw_ctrl;
- static volatile struct BOARD_CTRL *board_ctrl;
- static volatile struct CH_CTRL *ch_ctrl;
- static volatile struct BUF_CTRL *buf_ctrl;
+ static struct FIRM_ID *firm_id;
+ static struct ZFW_CTRL *zfw_ctrl;
+ static struct BOARD_CTRL *board_ctrl;
+ static struct CH_CTRL *ch_ctrl;
+ static struct BUF_CTRL *buf_ctrl;
+ unsigned long expires = jiffies + HZ;
int card, port;
- cyz_timerlist.expires = jiffies + (HZ);
for (card = 0; card < NR_CARDS; card++) {
cinfo = &cy_card[card];
firm_id = cinfo->base_addr + ID_ADDRESS;
zfw_ctrl = cinfo->base_addr +
- (cy_readl(&firm_id->zfwctrl_addr) & 0xfffff);
+ (readl(&firm_id->zfwctrl_addr) & 0xfffff);
board_ctrl = &(zfw_ctrl->board_ctrl);
/* Skip first polling cycle to avoid racing conditions with the FW */
if (!cinfo->intr_enabled) {
- cinfo->nports = (int)cy_readl(&board_ctrl->n_channel);
+ cinfo->nports = (int)readl(&board_ctrl->n_channel);
cinfo->intr_enabled = 1;
continue;
}
cyz_handle_cmd(cinfo);
for (port = 0; port < cinfo->nports; port++) {
- info = &cy_port[port + cinfo->first_line];
+ info = &cinfo->ports[port];
tty = info->tty;
ch_ctrl = &(zfw_ctrl->ch_ctrl[port]);
buf_ctrl = &(zfw_ctrl->buf_ctrl[port]);
cyz_handle_tx(info, ch_ctrl, buf_ctrl);
}
/* poll every 'cyz_polling_cycle' period */
- cyz_timerlist.expires = jiffies + cyz_polling_cycle;
+ expires = jiffies + cyz_polling_cycle;
}
- add_timer(&cyz_timerlist);
+ mod_timer(&cyz_timerlist, expires);
} /* cyz_poll */
#endif /* CONFIG_CYZ_INTR */
*/
static int startup(struct cyclades_port *info)
{
+ struct cyclades_card *card;
unsigned long flags;
int retval = 0;
void __iomem *base_addr;
- int card, chip, channel, index;
+ int chip, channel, index;
unsigned long page;
card = info->card;
- channel = (info->line) - (cy_card[card].first_line);
+ channel = info->line - card->first_line;
page = get_zeroed_page(GFP_KERNEL);
if (!page)
return -ENOMEM;
- CY_LOCK(info, flags);
+ spin_lock_irqsave(&card->card_lock, flags);
if (info->flags & ASYNC_INITIALIZED) {
free_page(page);
else
info->xmit_buf = (unsigned char *)page;
- CY_UNLOCK(info, flags);
+ spin_unlock_irqrestore(&card->card_lock, flags);
set_line_char(info);
- if (!IS_CYC_Z(cy_card[card])) {
+ if (!IS_CYC_Z(*card)) {
chip = channel >> 2;
channel &= 0x03;
- index = cy_card[card].bus_index;
- base_addr = cy_card[card].base_addr +
- (cy_chip_offset[chip] << index);
+ index = card->bus_index;
+ base_addr = card->base_addr + (cy_chip_offset[chip] << index);
#ifdef CY_DEBUG_OPEN
- printk("cyc startup card %d, chip %d, channel %d, "
- "base_addr %lx\n",
- card, chip, channel, (long)base_addr);
- /**/
+ printk(KERN_DEBUG "cyc startup card %d, chip %d, channel %d, "
+ "base_addr %p\n",
+ card, chip, channel, base_addr);
#endif
- CY_LOCK(info, flags);
+ spin_lock_irqsave(&card->card_lock, flags);
cy_writeb(base_addr + (CyCAR << index), (u_char) channel);
cy_writeb(base_addr + (CyMSVR2 << index), CyDTR);
#ifdef CY_DEBUG_DTR
- printk("cyc:startup raising DTR\n");
- printk(" status: 0x%x, 0x%x\n",
- cy_readb(base_addr + (CyMSVR1 << index)),
- cy_readb(base_addr + (CyMSVR2 << index)));
+ printk(KERN_DEBUG "cyc:startup raising DTR\n");
+ printk(KERN_DEBUG " status: 0x%x, 0x%x\n",
+ readb(base_addr + (CyMSVR1 << index)),
+ readb(base_addr + (CyMSVR2 << index)));
#endif
cy_writeb(base_addr + (CySRER << index),
- cy_readb(base_addr + (CySRER << index)) | CyRxData);
+ readb(base_addr + (CySRER << index)) | CyRxData);
info->flags |= ASYNC_INITIALIZED;
if (info->tty) {
info->idle_stats.recv_idle =
info->idle_stats.xmit_idle = jiffies;
- CY_UNLOCK(info, flags);
+ spin_unlock_irqrestore(&card->card_lock, flags);
} else {
struct FIRM_ID __iomem *firm_id;
struct CH_CTRL __iomem *ch_ctrl;
int retval;
- base_addr = cy_card[card].base_addr;
+ base_addr = card->base_addr;
firm_id = base_addr + ID_ADDRESS;
- if (!ISZLOADED(cy_card[card])) {
+ if (!ISZLOADED(*card)) {
return -ENODEV;
}
- zfw_ctrl = cy_card[card].base_addr +
- (cy_readl(&firm_id->zfwctrl_addr) & 0xfffff);
+ zfw_ctrl = card->base_addr +
+ (readl(&firm_id->zfwctrl_addr) & 0xfffff);
board_ctrl = &zfw_ctrl->board_ctrl;
ch_ctrl = zfw_ctrl->ch_ctrl;
#ifdef CY_DEBUG_OPEN
- printk("cyc startup Z card %d, channel %d, base_addr %lx\n",
- card, channel, (long)base_addr);
- /**/
+ printk(KERN_DEBUG "cyc startup Z card %d, channel %d, "
+ "base_addr %p\n", card, channel, base_addr);
#endif
- CY_LOCK(info, flags);
+ spin_lock_irqsave(&card->card_lock, flags);
cy_writel(&ch_ctrl[channel].op_mode, C_CH_ENABLE);
#ifdef Z_WAKE
#endif /* CONFIG_CYZ_INTR */
#endif /* Z_WAKE */
- retval = cyz_issue_cmd(&cy_card[card], channel, C_CM_IOCTL, 0L);
+ retval = cyz_issue_cmd(card, channel, C_CM_IOCTL, 0L);
if (retval != 0) {
- printk("cyc:startup(1) retval on ttyC%d was %x\n",
- info->line, retval);
+ printk(KERN_ERR "cyc:startup(1) retval on ttyC%d was "
+ "%x\n", info->line, retval);
}
/* Flush RX buffers before raising DTR and RTS */
- retval = cyz_issue_cmd(&cy_card[card], channel, C_CM_FLUSH_RX,
- 0L);
+ retval = cyz_issue_cmd(card, channel, C_CM_FLUSH_RX, 0L);
if (retval != 0) {
- printk("cyc:startup(2) retval on ttyC%d was %x\n",
- info->line, retval);
+ printk(KERN_ERR "cyc:startup(2) retval on ttyC%d was "
+ "%x\n", info->line, retval);
}
/* set timeout !!! */
/* set RTS and DTR !!! */
cy_writel(&ch_ctrl[channel].rs_control,
- cy_readl(&ch_ctrl[channel].rs_control) | C_RS_RTS |
+ readl(&ch_ctrl[channel].rs_control) | C_RS_RTS |
C_RS_DTR);
- retval = cyz_issue_cmd(&cy_card[info->card], channel,
- C_CM_IOCTLM, 0L);
+ retval = cyz_issue_cmd(card, channel, C_CM_IOCTLM, 0L);
if (retval != 0) {
- printk("cyc:startup(3) retval on ttyC%d was %x\n",
- info->line, retval);
+ printk(KERN_ERR "cyc:startup(3) retval on ttyC%d was "
+ "%x\n", info->line, retval);
}
#ifdef CY_DEBUG_DTR
- printk("cyc:startup raising Z DTR\n");
+ printk(KERN_DEBUG "cyc:startup raising Z DTR\n");
#endif
/* enable send, recv, modem !!! */
info->idle_stats.recv_idle =
info->idle_stats.xmit_idle = jiffies;
- CY_UNLOCK(info, flags);
+ spin_unlock_irqrestore(&card->card_lock, flags);
}
#ifdef CY_DEBUG_OPEN
- printk(" cyc startup done\n");
+ printk(KERN_DEBUG "cyc startup done\n");
#endif
return 0;
errout:
- CY_UNLOCK(info, flags);
+ spin_unlock_irqrestore(&card->card_lock, flags);
return retval;
} /* startup */
static void start_xmit(struct cyclades_port *info)
{
+ struct cyclades_card *card;
unsigned long flags;
void __iomem *base_addr;
- int card, chip, channel, index;
+ int chip, channel, index;
card = info->card;
- channel = (info->line) - (cy_card[card].first_line);
- if (!IS_CYC_Z(cy_card[card])) {
+ channel = info->line - card->first_line;
+ if (!IS_CYC_Z(*card)) {
chip = channel >> 2;
channel &= 0x03;
- index = cy_card[card].bus_index;
- base_addr = cy_card[card].base_addr +
- (cy_chip_offset[chip] << index);
+ index = card->bus_index;
+ base_addr = card->base_addr + (cy_chip_offset[chip] << index);
- CY_LOCK(info, flags);
+ spin_lock_irqsave(&card->card_lock, flags);
cy_writeb(base_addr + (CyCAR << index), channel);
cy_writeb(base_addr + (CySRER << index),
- cy_readb(base_addr + (CySRER << index)) | CyTxRdy);
- CY_UNLOCK(info, flags);
+ readb(base_addr + (CySRER << index)) | CyTxRdy);
+ spin_unlock_irqrestore(&card->card_lock, flags);
} else {
#ifdef CONFIG_CYZ_INTR
int retval;
- CY_LOCK(info, flags);
- retval = cyz_issue_cmd(&cy_card[card], channel, C_CM_INTBACK,
- 0L);
+ spin_lock_irqsave(&card->card_lock, flags);
+ retval = cyz_issue_cmd(card, channel, C_CM_INTBACK, 0L);
if (retval != 0) {
- printk("cyc:start_xmit retval on ttyC%d was %x\n",
- info->line, retval);
+ printk(KERN_ERR "cyc:start_xmit retval on ttyC%d was "
+ "%x\n", info->line, retval);
}
- CY_UNLOCK(info, flags);
+ spin_unlock_irqrestore(&card->card_lock, flags);
#else /* CONFIG_CYZ_INTR */
/* Don't have to do anything at this time */
#endif /* CONFIG_CYZ_INTR */
*/
static void shutdown(struct cyclades_port *info)
{
+ struct cyclades_card *card;
unsigned long flags;
void __iomem *base_addr;
- int card, chip, channel, index;
+ int chip, channel, index;
if (!(info->flags & ASYNC_INITIALIZED)) {
return;
}
card = info->card;
- channel = info->line - cy_card[card].first_line;
- if (!IS_CYC_Z(cy_card[card])) {
+ channel = info->line - card->first_line;
+ if (!IS_CYC_Z(*card)) {
chip = channel >> 2;
channel &= 0x03;
- index = cy_card[card].bus_index;
- base_addr = cy_card[card].base_addr +
- (cy_chip_offset[chip] << index);
+ index = card->bus_index;
+ base_addr = card->base_addr + (cy_chip_offset[chip] << index);
#ifdef CY_DEBUG_OPEN
- printk("cyc shutdown Y card %d, chip %d, channel %d, "
- "base_addr %lx\n",
- card, chip, channel, (long)base_addr);
+ printk(KERN_DEBUG "cyc shutdown Y card %d, chip %d, "
+ "channel %d, base_addr %p\n",
+ card, chip, channel, base_addr);
#endif
- CY_LOCK(info, flags);
+ spin_lock_irqsave(&card->card_lock, flags);
/* Clear delta_msr_wait queue to avoid mem leaks. */
wake_up_interruptible(&info->delta_msr_wait);
cy_writeb(base_addr + (CyMSVR1 << index), ~CyRTS);
cy_writeb(base_addr + (CyMSVR2 << index), ~CyDTR);
#ifdef CY_DEBUG_DTR
- printk("cyc shutdown dropping DTR\n");
- printk(" status: 0x%x, 0x%x\n",
- cy_readb(base_addr + (CyMSVR1 << index)),
- cy_readb(base_addr + (CyMSVR2 << index)));
+ printk(KERN_DEBUG "cyc shutdown dropping DTR\n");
+ printk(KERN_DEBUG " status: 0x%x, 0x%x\n",
+ readb(base_addr + (CyMSVR1 << index)),
+ readb(base_addr + (CyMSVR2 << index)));
#endif
}
cyy_issue_cmd(base_addr, CyCHAN_CTL | CyDIS_RCVR, index);
set_bit(TTY_IO_ERROR, &info->tty->flags);
}
info->flags &= ~ASYNC_INITIALIZED;
- CY_UNLOCK(info, flags);
+ spin_unlock_irqrestore(&card->card_lock, flags);
} else {
struct FIRM_ID __iomem *firm_id;
struct ZFW_CTRL __iomem *zfw_ctrl;
struct CH_CTRL __iomem *ch_ctrl;
int retval;
- base_addr = cy_card[card].base_addr;
+ base_addr = card->base_addr;
#ifdef CY_DEBUG_OPEN
- printk("cyc shutdown Z card %d, channel %d, base_addr %lx\n",
- card, channel, (long)base_addr);
+ printk(KERN_DEBUG "cyc shutdown Z card %d, channel %d, "
+ "base_addr %p\n", card, channel, base_addr);
#endif
firm_id = base_addr + ID_ADDRESS;
- if (!ISZLOADED(cy_card[card])) {
+ if (!ISZLOADED(*card)) {
return;
}
- zfw_ctrl = cy_card[card].base_addr +
- (cy_readl(&firm_id->zfwctrl_addr) & 0xfffff);
+ zfw_ctrl = card->base_addr +
+ (readl(&firm_id->zfwctrl_addr) & 0xfffff);
board_ctrl = &zfw_ctrl->board_ctrl;
ch_ctrl = zfw_ctrl->ch_ctrl;
- CY_LOCK(info, flags);
+ spin_lock_irqsave(&card->card_lock, flags);
if (info->xmit_buf) {
unsigned char *temp;
if (!info->tty || (info->tty->termios->c_cflag & HUPCL)) {
cy_writel(&ch_ctrl[channel].rs_control,
- (uclong)(cy_readl(&ch_ctrl[channel].rs_control)&
+ (__u32)(readl(&ch_ctrl[channel].rs_control) &
~(C_RS_RTS | C_RS_DTR)));
- retval = cyz_issue_cmd(&cy_card[info->card], channel,
+ retval = cyz_issue_cmd(info->card, channel,
C_CM_IOCTLM, 0L);
if (retval != 0) {
- printk("cyc:shutdown retval on ttyC%d was %x\n",
- info->line, retval);
+ printk(KERN_ERR"cyc:shutdown retval on ttyC%d "
+ "was %x\n", info->line, retval);
}
#ifdef CY_DEBUG_DTR
- printk("cyc:shutdown dropping Z DTR\n");
+ printk(KERN_DEBUG "cyc:shutdown dropping Z DTR\n");
#endif
}
}
info->flags &= ~ASYNC_INITIALIZED;
- CY_UNLOCK(info, flags);
+ spin_unlock_irqrestore(&card->card_lock, flags);
}
#ifdef CY_DEBUG_OPEN
- printk(" cyc shutdown done\n");
+ printk(KERN_DEBUG "cyc shutdown done\n");
#endif
} /* shutdown */
int retval;
void __iomem *base_addr;
- cinfo = &cy_card[info->card];
+ cinfo = info->card;
channel = info->line - cinfo->first_line;
/*
* until it's done, and then try again.
*/
if (tty_hung_up_p(filp) || (info->flags & ASYNC_CLOSING)) {
- if (info->flags & ASYNC_CLOSING) {
- interruptible_sleep_on(&info->close_wait);
- }
+ wait_event_interruptible(info->close_wait,
+ !(info->flags & ASYNC_CLOSING));
return (info->flags & ASYNC_HUP_NOTIFY) ? -EAGAIN: -ERESTARTSYS;
}
retval = 0;
add_wait_queue(&info->open_wait, &wait);
#ifdef CY_DEBUG_OPEN
- printk("cyc block_til_ready before block: ttyC%d, count = %d\n",
- info->line, info->count);
- /**/
+ printk(KERN_DEBUG "cyc block_til_ready before block: ttyC%d, "
+ "count = %d\n", info->line, info->count);
#endif
- CY_LOCK(info, flags);
+ spin_lock_irqsave(&cinfo->card_lock, flags);
if (!tty_hung_up_p(filp))
info->count--;
- CY_UNLOCK(info, flags);
+ spin_unlock_irqrestore(&cinfo->card_lock, flags);
#ifdef CY_DEBUG_COUNT
- printk("cyc block_til_ready: (%d): decrementing count to %d\n",
- current->pid, info->count);
+ printk(KERN_DEBUG "cyc block_til_ready: (%d): decrementing count to "
+ "%d\n", current->pid, info->count);
#endif
info->blocked_open++;
base_addr = cinfo->base_addr + (cy_chip_offset[chip] << index);
while (1) {
- CY_LOCK(info, flags);
+ spin_lock_irqsave(&cinfo->card_lock, flags);
if ((tty->termios->c_cflag & CBAUD)) {
cy_writeb(base_addr + (CyCAR << index),
(u_char) channel);
cy_writeb(base_addr + (CyMSVR2 << index),
CyDTR);
#ifdef CY_DEBUG_DTR
- printk("cyc:block_til_ready raising DTR\n");
- printk(" status: 0x%x, 0x%x\n",
- cy_readb(base_addr +
- (CyMSVR1 << index)),
- cy_readb(base_addr +
- (CyMSVR2 << index)));
+ printk(KERN_DEBUG "cyc:block_til_ready raising "
+ "DTR\n");
+ printk(KERN_DEBUG " status: 0x%x, 0x%x\n",
+ readb(base_addr + (CyMSVR1 << index)),
+ readb(base_addr + (CyMSVR2 << index)));
#endif
}
- CY_UNLOCK(info, flags);
+ spin_unlock_irqrestore(&cinfo->card_lock, flags);
set_current_state(TASK_INTERRUPTIBLE);
if (tty_hung_up_p(filp) ||
break;
}
- CY_LOCK(info, flags);
+ spin_lock_irqsave(&cinfo->card_lock, flags);
cy_writeb(base_addr + (CyCAR << index),
(u_char) channel);
if (!(info->flags & ASYNC_CLOSING) && (C_CLOCAL(tty) ||
- (cy_readb(base_addr +
+ (readb(base_addr +
(CyMSVR1 << index)) & CyDCD))) {
- CY_UNLOCK(info, flags);
+ spin_unlock_irqrestore(&cinfo->card_lock, flags);
break;
}
- CY_UNLOCK(info, flags);
+ spin_unlock_irqrestore(&cinfo->card_lock, flags);
if (signal_pending(current)) {
retval = -ERESTARTSYS;
break;
}
#ifdef CY_DEBUG_OPEN
- printk("cyc block_til_ready blocking: ttyC%d, "
- "count = %d\n",
- info->line, info->count);
- /**/
+ printk(KERN_DEBUG "cyc block_til_ready blocking: "
+ "ttyC%d, count = %d\n",
+ info->line, info->count);
#endif
schedule();
}
base_addr = cinfo->base_addr;
firm_id = base_addr + ID_ADDRESS;
if (!ISZLOADED(*cinfo)) {
- current->state = TASK_RUNNING;
+ __set_current_state(TASK_RUNNING);
remove_wait_queue(&info->open_wait, &wait);
return -EINVAL;
}
- zfw_ctrl = base_addr + (cy_readl(&firm_id->zfwctrl_addr) &
- 0xfffff);
+ zfw_ctrl = base_addr + (readl(&firm_id->zfwctrl_addr)& 0xfffff);
board_ctrl = &zfw_ctrl->board_ctrl;
ch_ctrl = zfw_ctrl->ch_ctrl;
while (1) {
if ((tty->termios->c_cflag & CBAUD)) {
cy_writel(&ch_ctrl[channel].rs_control,
- cy_readl(&ch_ctrl[channel].
- rs_control) | (C_RS_RTS |
- C_RS_DTR));
- retval = cyz_issue_cmd(&cy_card[info->card],
- channel, C_CM_IOCTLM, 0L);
+ readl(&ch_ctrl[channel].rs_control) |
+ C_RS_RTS | C_RS_DTR);
+ retval = cyz_issue_cmd(cinfo,
+ channel, C_CM_IOCTLM, 0L);
if (retval != 0) {
- printk("cyc:block_til_ready retval on "
- "ttyC%d was %x\n",
+ printk(KERN_ERR "cyc:block_til_ready "
+ "retval on ttyC%d was %x\n",
info->line, retval);
}
#ifdef CY_DEBUG_DTR
- printk("cyc:block_til_ready raising Z DTR\n");
+ printk(KERN_DEBUG "cyc:block_til_ready raising "
+ "Z DTR\n");
#endif
}
break;
}
if (!(info->flags & ASYNC_CLOSING) && (C_CLOCAL(tty) ||
- (cy_readl(&ch_ctrl[channel].rs_status) &
+ (readl(&ch_ctrl[channel].rs_status) &
C_RS_DCD))) {
break;
}
break;
}
#ifdef CY_DEBUG_OPEN
- printk("cyc block_til_ready blocking: ttyC%d, "
- "count = %d\n",
- info->line, info->count);
- /**/
+ printk(KERN_DEBUG "cyc block_til_ready blocking: "
+ "ttyC%d, count = %d\n",
+ info->line, info->count);
#endif
schedule();
}
}
- current->state = TASK_RUNNING;
+ __set_current_state(TASK_RUNNING);
remove_wait_queue(&info->open_wait, &wait);
if (!tty_hung_up_p(filp)) {
info->count++;
#ifdef CY_DEBUG_COUNT
- printk("cyc:block_til_ready (%d): incrementing count to %d\n",
- current->pid, info->count);
+ printk(KERN_DEBUG "cyc:block_til_ready (%d): incrementing "
+ "count to %d\n", current->pid, info->count);
#endif
}
info->blocked_open--;
#ifdef CY_DEBUG_OPEN
- printk("cyc:block_til_ready after blocking: ttyC%d, count = %d\n",
- info->line, info->count);
- /**/
+ printk(KERN_DEBUG "cyc:block_til_ready after blocking: ttyC%d, "
+ "count = %d\n", info->line, info->count);
#endif
if (retval)
return retval;
static int cy_open(struct tty_struct *tty, struct file *filp)
{
struct cyclades_port *info;
+ unsigned int i;
int retval, line;
line = tty->index;
if ((line < 0) || (NR_PORTS <= line)) {
return -ENODEV;
}
- info = &cy_port[line];
+ for (i = 0; i < NR_CARDS; i++)
+ if (line < cy_card[i].first_line + cy_card[i].nports &&
+ line >= cy_card[i].first_line)
+ break;
+ if (i >= NR_CARDS)
+ return -ENODEV;
+ info = &cy_card[i].ports[line - cy_card[i].first_line];
if (info->line < 0) {
return -ENODEV;
}
treat it as absent from the system. This
will make the user pay attention.
*/
- if (IS_CYC_Z(cy_card[info->card])) {
- struct cyclades_card *cinfo = &cy_card[info->card];
+ if (IS_CYC_Z(*info->card)) {
+ struct cyclades_card *cinfo = info->card;
struct FIRM_ID __iomem *firm_id = cinfo->base_addr + ID_ADDRESS;
if (!ISZLOADED(*cinfo)) {
- if (((ZE_V1 == cy_readl(
- &((struct RUNTIME_9060 __iomem *)
+ if (((ZE_V1 == readl(&((struct RUNTIME_9060 __iomem *)
(cinfo->ctl_addr))->mail_box_0)) &&
Z_FPGA_CHECK(*cinfo)) &&
- (ZFIRM_HLT == cy_readl(
+ (ZFIRM_HLT == readl(
&firm_id->signature))) {
- printk("cyc:Cyclades-Z Error: you need an "
- "external power supply for this number "
- "of ports.\n\rFirmware halted.\r\n");
+ printk(KERN_ERR "cyc:Cyclades-Z Error: you "
+ "need an external power supply for "
+ "this number of ports.\nFirmware "
+ "halted.\n");
} else {
- printk("cyc:Cyclades-Z firmware not yet "
- "loaded\n");
+ printk(KERN_ERR "cyc:Cyclades-Z firmware not "
+ "yet loaded\n");
}
return -ENODEV;
}
struct BOARD_CTRL __iomem *board_ctrl;
zfw_ctrl = cinfo->base_addr +
- (cy_readl(&firm_id->zfwctrl_addr) &
- 0xfffff);
+ (readl(&firm_id->zfwctrl_addr) &
+ 0xfffff);
board_ctrl = &zfw_ctrl->board_ctrl;
/* Enable interrupts on the PLX chip */
cy_writew(cinfo->ctl_addr + 0x68,
- cy_readw(cinfo->ctl_addr +
- 0x68) | 0x0900);
+ readw(cinfo->ctl_addr + 0x68) | 0x0900);
/* Enable interrupts on the FW */
retval = cyz_issue_cmd(cinfo, 0,
C_CM_IRQ_ENBL, 0L);
if (retval != 0) {
- printk("cyc:IRQ enable retval was %x\n",
- retval);
+ printk(KERN_ERR "cyc:IRQ enable retval "
+ "was %x\n", retval);
}
cinfo->nports =
- (int)cy_readl(&board_ctrl->n_channel);
+ (int)readl(&board_ctrl->n_channel);
cinfo->intr_enabled = 1;
}
}
return -ENODEV;
}
#ifdef CY_DEBUG_OTHER
- printk("cyc:cy_open ttyC%d\n", info->line); /* */
+ printk(KERN_DEBUG "cyc:cy_open ttyC%d\n", info->line);
#endif
tty->driver_data = info;
info->tty = tty;
return -ENODEV;
}
#ifdef CY_DEBUG_OPEN
- printk("cyc:cy_open ttyC%d, count = %d\n", info->line, info->count);
- /**/
+ printk(KERN_DEBUG "cyc:cy_open ttyC%d, count = %d\n", info->line,
+ info->count);
#endif
info->count++;
#ifdef CY_DEBUG_COUNT
- printk("cyc:cy_open (%d): incrementing count to %d\n",
+ printk(KERN_DEBUG "cyc:cy_open (%d): incrementing count to %d\n",
current->pid, info->count);
#endif
* If the port is the middle of closing, bail out now
*/
if (tty_hung_up_p(filp) || (info->flags & ASYNC_CLOSING)) {
- if (info->flags & ASYNC_CLOSING)
- interruptible_sleep_on(&info->close_wait);
+ wait_event_interruptible(info->close_wait,
+ !(info->flags & ASYNC_CLOSING));
return (info->flags & ASYNC_HUP_NOTIFY) ? -EAGAIN: -ERESTARTSYS;
}
retval = block_til_ready(tty, filp, info);
if (retval) {
#ifdef CY_DEBUG_OPEN
- printk("cyc:cy_open returning after block_til_ready with %d\n",
- retval);
+ printk(KERN_DEBUG "cyc:cy_open returning after block_til_ready "
+ "with %d\n", retval);
#endif
return retval;
}
info->throttle = 0;
#ifdef CY_DEBUG_OPEN
- printk(" cyc:cy_open done\n");
- /**/
+ printk(KERN_DEBUG "cyc:cy_open done\n");
#endif
return 0;
} /* cy_open */
*/
static void cy_wait_until_sent(struct tty_struct *tty, int timeout)
{
- struct cyclades_port *info = (struct cyclades_port *)tty->driver_data;
+ struct cyclades_card *card;
+ struct cyclades_port *info = tty->driver_data;
void __iomem *base_addr;
- int card, chip, channel, index;
+ int chip, channel, index;
unsigned long orig_jiffies;
int char_time;
if (!timeout || timeout > 2 * info->timeout)
timeout = 2 * info->timeout;
#ifdef CY_DEBUG_WAIT_UNTIL_SENT
- printk("In cy_wait_until_sent(%d) check=%lu...", timeout, char_time);
- printk("jiff=%lu...", jiffies);
+ printk(KERN_DEBUG "In cy_wait_until_sent(%d) check=%d, jiff=%lu...",
+ timeout, char_time, jiffies);
#endif
card = info->card;
- channel = (info->line) - (cy_card[card].first_line);
- if (!IS_CYC_Z(cy_card[card])) {
+ channel = (info->line) - (card->first_line);
+ if (!IS_CYC_Z(*card)) {
chip = channel >> 2;
channel &= 0x03;
- index = cy_card[card].bus_index;
- base_addr =
- cy_card[card].base_addr + (cy_chip_offset[chip] << index);
- while (cy_readb(base_addr + (CySRER << index)) & CyTxRdy) {
+ index = card->bus_index;
+ base_addr = card->base_addr + (cy_chip_offset[chip] << index);
+ while (readb(base_addr + (CySRER << index)) & CyTxRdy) {
#ifdef CY_DEBUG_WAIT_UNTIL_SENT
- printk("Not clean (jiff=%lu)...", jiffies);
+ printk(KERN_DEBUG "Not clean (jiff=%lu)...", jiffies);
#endif
if (msleep_interruptible(jiffies_to_msecs(char_time)))
break;
timeout))
break;
}
- } else {
- /* Nothing to do! */
}
/* Run one more char cycle */
msleep_interruptible(jiffies_to_msecs(char_time * 5));
#ifdef CY_DEBUG_WAIT_UNTIL_SENT
- printk("Clean (jiff=%lu)...done\n", jiffies);
+ printk(KERN_DEBUG "Clean (jiff=%lu)...done\n", jiffies);
#endif
}
*/
static void cy_close(struct tty_struct *tty, struct file *filp)
{
- struct cyclades_port *info = (struct cyclades_port *)tty->driver_data;
+ struct cyclades_port *info = tty->driver_data;
+ struct cyclades_card *card;
unsigned long flags;
#ifdef CY_DEBUG_OTHER
- printk("cyc:cy_close ttyC%d\n", info->line);
+ printk(KERN_DEBUG "cyc:cy_close ttyC%d\n", info->line);
#endif
if (!info || serial_paranoia_check(info, tty->name, "cy_close")) {
return;
}
- CY_LOCK(info, flags);
+ card = info->card;
+
+ spin_lock_irqsave(&card->card_lock, flags);
/* If the TTY is being hung up, nothing to do */
if (tty_hung_up_p(filp)) {
- CY_UNLOCK(info, flags);
+ spin_unlock_irqrestore(&card->card_lock, flags);
return;
}
#ifdef CY_DEBUG_OPEN
- printk("cyc:cy_close ttyC%d, count = %d\n", info->line, info->count);
+ printk(KERN_DEBUG "cyc:cy_close ttyC%d, count = %d\n", info->line,
+ info->count);
#endif
if ((tty->count == 1) && (info->count != 1)) {
/*
* one, we've got real problems, since it means the
* serial port won't be shutdown.
*/
- printk("cyc:cy_close: bad serial port count; tty->count is 1, "
- "info->count is %d\n", info->count);
+ printk(KERN_ERR "cyc:cy_close: bad serial port count; "
+ "tty->count is 1, info->count is %d\n", info->count);
info->count = 1;
}
#ifdef CY_DEBUG_COUNT
- printk("cyc:cy_close at (%d): decrementing count to %d\n",
+ printk(KERN_DEBUG "cyc:cy_close at (%d): decrementing count to %d\n",
current->pid, info->count - 1);
#endif
if (--info->count < 0) {
#ifdef CY_DEBUG_COUNT
- printk("cyc:cyc_close setting count to 0\n");
+ printk(KERN_DEBUG "cyc:cyc_close setting count to 0\n");
#endif
info->count = 0;
}
if (info->count) {
- CY_UNLOCK(info, flags);
+ spin_unlock_irqrestore(&card->card_lock, flags);
return;
}
info->flags |= ASYNC_CLOSING;
* the line discipline to only process XON/XOFF characters.
*/
tty->closing = 1;
- CY_UNLOCK(info, flags);
+ spin_unlock_irqrestore(&card->card_lock, flags);
if (info->closing_wait != CY_CLOSING_WAIT_NONE) {
tty_wait_until_sent(tty, info->closing_wait);
}
- CY_LOCK(info, flags);
+ spin_lock_irqsave(&card->card_lock, flags);
- if (!IS_CYC_Z(cy_card[info->card])) {
- int channel = info->line - cy_card[info->card].first_line;
- int index = cy_card[info->card].bus_index;
- void __iomem *base_addr = cy_card[info->card].base_addr +
+ if (!IS_CYC_Z(*card)) {
+ int channel = info->line - card->first_line;
+ int index = card->bus_index;
+ void __iomem *base_addr = card->base_addr +
(cy_chip_offset[channel >> 2] << index);
/* Stop accepting input */
channel &= 0x03;
cy_writeb(base_addr + (CyCAR << index), (u_char) channel);
cy_writeb(base_addr + (CySRER << index),
- cy_readb(base_addr + (CySRER << index)) & ~CyRxData);
+ readb(base_addr + (CySRER << index)) & ~CyRxData);
if (info->flags & ASYNC_INITIALIZED) {
/* Waiting for on-board buffers to be empty before closing
the port */
- CY_UNLOCK(info, flags);
+ spin_unlock_irqrestore(&card->card_lock, flags);
cy_wait_until_sent(tty, info->timeout);
- CY_LOCK(info, flags);
+ spin_lock_irqsave(&card->card_lock, flags);
}
} else {
#ifdef Z_WAKE
/* Waiting for on-board buffers to be empty before closing the port */
- void __iomem *base_addr = cy_card[info->card].base_addr;
+ void __iomem *base_addr = card->base_addr;
struct FIRM_ID __iomem *firm_id = base_addr + ID_ADDRESS;
struct ZFW_CTRL __iomem *zfw_ctrl =
- base_addr + (cy_readl(&firm_id->zfwctrl_addr) & 0xfffff);
+ base_addr + (readl(&firm_id->zfwctrl_addr) & 0xfffff);
struct CH_CTRL __iomem *ch_ctrl = zfw_ctrl->ch_ctrl;
- int channel = info->line - cy_card[info->card].first_line;
+ int channel = info->line - card->first_line;
int retval;
- if (cy_readl(&ch_ctrl[channel].flow_status) != C_FS_TXIDLE) {
- retval = cyz_issue_cmd(&cy_card[info->card], channel,
- C_CM_IOCTLW, 0L);
+ if (readl(&ch_ctrl[channel].flow_status) != C_FS_TXIDLE) {
+ retval = cyz_issue_cmd(card, channel, C_CM_IOCTLW, 0L);
if (retval != 0) {
- printk("cyc:cy_close retval on ttyC%d was %x\n",
- info->line, retval);
+ printk(KERN_DEBUG "cyc:cy_close retval on "
+ "ttyC%d was %x\n", info->line, retval);
}
- CY_UNLOCK(info, flags);
- interruptible_sleep_on(&info->shutdown_wait);
- CY_LOCK(info, flags);
+ spin_unlock_irqrestore(&card->card_lock, flags);
+ wait_for_completion_interruptible(&info->shutdown_wait);
+ spin_lock_irqsave(&card->card_lock, flags);
}
#endif
}
- CY_UNLOCK(info, flags);
+ spin_unlock_irqrestore(&card->card_lock, flags);
shutdown(info);
if (tty->driver->flush_buffer)
tty->driver->flush_buffer(tty);
tty_ldisc_flush(tty);
- CY_LOCK(info, flags);
+ spin_lock_irqsave(&card->card_lock, flags);
tty->closing = 0;
info->event = 0;
info->tty = NULL;
if (info->blocked_open) {
- CY_UNLOCK(info, flags);
+ spin_unlock_irqrestore(&card->card_lock, flags);
if (info->close_delay) {
msleep_interruptible(jiffies_to_msecs
(info->close_delay));
}
wake_up_interruptible(&info->open_wait);
- CY_LOCK(info, flags);
+ spin_lock_irqsave(&card->card_lock, flags);
}
info->flags &= ~(ASYNC_NORMAL_ACTIVE | ASYNC_CLOSING);
wake_up_interruptible(&info->close_wait);
#ifdef CY_DEBUG_OTHER
- printk(" cyc:cy_close done\n");
+ printk(KERN_DEBUG "cyc:cy_close done\n");
#endif
- CY_UNLOCK(info, flags);
+ spin_unlock_irqrestore(&card->card_lock, flags);
} /* cy_close */
/* This routine gets called when tty_write has put something into
*/
static int cy_write(struct tty_struct *tty, const unsigned char *buf, int count)
{
- struct cyclades_port *info = (struct cyclades_port *)tty->driver_data;
+ struct cyclades_port *info = tty->driver_data;
unsigned long flags;
int c, ret = 0;
#ifdef CY_DEBUG_IO
- printk("cyc:cy_write ttyC%d\n", info->line); /* */
+ printk(KERN_DEBUG "cyc:cy_write ttyC%d\n", info->line);
#endif
if (serial_paranoia_check(info, tty->name, "cy_write")) {
if (!info->xmit_buf)
return 0;
- CY_LOCK(info, flags);
+ spin_lock_irqsave(&info->card->card_lock, flags);
while (1) {
c = min(count, min((int)(SERIAL_XMIT_SIZE - info->xmit_cnt - 1),
(int)(SERIAL_XMIT_SIZE - info->xmit_head)));
count -= c;
ret += c;
}
- CY_UNLOCK(info, flags);
+ spin_unlock_irqrestore(&info->card->card_lock, flags);
info->idle_stats.xmit_bytes += ret;
info->idle_stats.xmit_idle = jiffies;
*/
static void cy_put_char(struct tty_struct *tty, unsigned char ch)
{
- struct cyclades_port *info = (struct cyclades_port *)tty->driver_data;
+ struct cyclades_port *info = tty->driver_data;
unsigned long flags;
#ifdef CY_DEBUG_IO
- printk("cyc:cy_put_char ttyC%d\n", info->line);
+ printk(KERN_DEBUG "cyc:cy_put_char ttyC%d\n", info->line);
#endif
if (serial_paranoia_check(info, tty->name, "cy_put_char"))
if (!info->xmit_buf)
return;
- CY_LOCK(info, flags);
+ spin_lock_irqsave(&info->card->card_lock, flags);
if (info->xmit_cnt >= (int)(SERIAL_XMIT_SIZE - 1)) {
- CY_UNLOCK(info, flags);
+ spin_unlock_irqrestore(&info->card->card_lock, flags);
return;
}
info->xmit_cnt++;
info->idle_stats.xmit_bytes++;
info->idle_stats.xmit_idle = jiffies;
- CY_UNLOCK(info, flags);
+ spin_unlock_irqrestore(&info->card->card_lock, flags);
} /* cy_put_char */
/*
*/
static void cy_flush_chars(struct tty_struct *tty)
{
- struct cyclades_port *info = (struct cyclades_port *)tty->driver_data;
+ struct cyclades_port *info = tty->driver_data;
#ifdef CY_DEBUG_IO
- printk("cyc:cy_flush_chars ttyC%d\n", info->line); /* */
+ printk(KERN_DEBUG "cyc:cy_flush_chars ttyC%d\n", info->line);
#endif
if (serial_paranoia_check(info, tty->name, "cy_flush_chars"))
*/
static int cy_write_room(struct tty_struct *tty)
{
- struct cyclades_port *info = (struct cyclades_port *)tty->driver_data;
+ struct cyclades_port *info = tty->driver_data;
int ret;
#ifdef CY_DEBUG_IO
- printk("cyc:cy_write_room ttyC%d\n", info->line); /* */
+ printk(KERN_DEBUG "cyc:cy_write_room ttyC%d\n", info->line);
#endif
if (serial_paranoia_check(info, tty->name, "cy_write_room"))
static int cy_chars_in_buffer(struct tty_struct *tty)
{
- struct cyclades_port *info = (struct cyclades_port *)tty->driver_data;
- int card, channel;
+ struct cyclades_card *card;
+ struct cyclades_port *info = tty->driver_data;
+ int channel;
if (serial_paranoia_check(info, tty->name, "cy_chars_in_buffer"))
return 0;
card = info->card;
- channel = (info->line) - (cy_card[card].first_line);
+ channel = (info->line) - (card->first_line);
#ifdef Z_EXT_CHARS_IN_BUFFER
if (!IS_CYC_Z(cy_card[card])) {
#endif /* Z_EXT_CHARS_IN_BUFFER */
#ifdef CY_DEBUG_IO
- printk("cyc:cy_chars_in_buffer ttyC%d %d\n", info->line, info->xmit_cnt); /* */
+ printk(KERN_DEBUG "cyc:cy_chars_in_buffer ttyC%d %d\n",
+ info->line, info->xmit_cnt);
#endif
return info->xmit_cnt;
#ifdef Z_EXT_CHARS_IN_BUFFER
} else {
- static volatile struct FIRM_ID *firm_id;
- static volatile struct ZFW_CTRL *zfw_ctrl;
- static volatile struct CH_CTRL *ch_ctrl;
- static volatile struct BUF_CTRL *buf_ctrl;
+ static struct FIRM_ID *firm_id;
+ static struct ZFW_CTRL *zfw_ctrl;
+ static struct CH_CTRL *ch_ctrl;
+ static struct BUF_CTRL *buf_ctrl;
int char_count;
- volatile uclong tx_put, tx_get, tx_bufsize;
+ __u32 tx_put, tx_get, tx_bufsize;
- firm_id = cy_card[card].base_addr + ID_ADDRESS;
- zfw_ctrl = cy_card[card].base_addr +
- (cy_readl(&firm_id->zfwctrl_addr) & 0xfffff);
+ firm_id = card->base_addr + ID_ADDRESS;
+ zfw_ctrl = card->base_addr +
+ (readl(&firm_id->zfwctrl_addr) & 0xfffff);
ch_ctrl = &(zfw_ctrl->ch_ctrl[channel]);
buf_ctrl = &(zfw_ctrl->buf_ctrl[channel]);
- tx_get = cy_readl(&buf_ctrl->tx_get);
- tx_put = cy_readl(&buf_ctrl->tx_put);
- tx_bufsize = cy_readl(&buf_ctrl->tx_bufsize);
+ tx_get = readl(&buf_ctrl->tx_get);
+ tx_put = readl(&buf_ctrl->tx_put);
+ tx_bufsize = readl(&buf_ctrl->tx_bufsize);
if (tx_put >= tx_get)
char_count = tx_put - tx_get;
else
char_count = tx_put - tx_get + tx_bufsize;
#ifdef CY_DEBUG_IO
- printk("cyc:cy_chars_in_buffer ttyC%d %d\n", info->line, info->xmit_cnt + char_count); /* */
+ printk(KERN_DEBUG "cyc:cy_chars_in_buffer ttyC%d %d\n",
+ info->line, info->xmit_cnt + char_count);
#endif
return info->xmit_cnt + char_count;
}
* ------------------------------------------------------------
*/
-static void cyy_baud_calc(struct cyclades_port *info, uclong baud)
+static void cyy_baud_calc(struct cyclades_port *info, __u32 baud)
{
int co, co_val, bpr;
- uclong cy_clock = ((info->chip_rev >= CD1400_REV_J) ? 60000000 :
+ __u32 cy_clock = ((info->chip_rev >= CD1400_REV_J) ? 60000000 :
25000000);
if (baud == 0) {
*/
static void set_line_char(struct cyclades_port *info)
{
+ struct cyclades_card *card;
unsigned long flags;
void __iomem *base_addr;
- int card, chip, channel, index;
+ int chip, channel, index;
unsigned cflag, iflag;
unsigned short chip_number;
int baud, baud_rate = 0;
}
card = info->card;
- channel = (info->line) - (cy_card[card].first_line);
+ channel = info->line - card->first_line;
chip_number = channel / 4;
- if (!IS_CYC_Z(cy_card[card])) {
+ if (!IS_CYC_Z(*card)) {
- index = cy_card[card].bus_index;
+ index = card->bus_index;
/* baud rate */
baud = tty_get_baud_rate(info->tty);
chip = channel >> 2;
channel &= 0x03;
- base_addr = cy_card[card].base_addr +
- (cy_chip_offset[chip] << index);
+ base_addr = card->base_addr + (cy_chip_offset[chip] << index);
- CY_LOCK(info, flags);
+ spin_lock_irqsave(&card->card_lock, flags);
cy_writeb(base_addr + (CyCAR << index), (u_char) channel);
/* tx and rx baud rate */
if (C_CLOCAL(info->tty)) {
/* without modem intr */
cy_writeb(base_addr + (CySRER << index),
- cy_readb(base_addr +
- (CySRER << index)) | CyMdmCh);
+ readb(base_addr + (CySRER << index)) | CyMdmCh);
/* act on 1->0 modem transitions */
if ((cflag & CRTSCTS) && info->rflow) {
cy_writeb(base_addr + (CyMCOR1 << index),
} else {
/* without modem intr */
cy_writeb(base_addr + (CySRER << index),
- cy_readb(base_addr +
+ readb(base_addr +
(CySRER << index)) | CyMdmCh);
/* act on 1->0 modem transitions */
if ((cflag & CRTSCTS) && info->rflow) {
~CyDTR);
}
#ifdef CY_DEBUG_DTR
- printk("cyc:set_line_char dropping DTR\n");
- printk(" status: 0x%x, 0x%x\n",
- cy_readb(base_addr + (CyMSVR1 << index)),
- cy_readb(base_addr + (CyMSVR2 << index)));
+ printk(KERN_DEBUG "cyc:set_line_char dropping DTR\n");
+ printk(KERN_DEBUG " status: 0x%x, 0x%x\n",
+ readb(base_addr + (CyMSVR1 << index)),
+ readb(base_addr + (CyMSVR2 << index)));
#endif
} else {
if (info->rtsdtr_inv) {
CyDTR);
}
#ifdef CY_DEBUG_DTR
- printk("cyc:set_line_char raising DTR\n");
- printk(" status: 0x%x, 0x%x\n",
- cy_readb(base_addr + (CyMSVR1 << index)),
- cy_readb(base_addr + (CyMSVR2 << index)));
+ printk(KERN_DEBUG "cyc:set_line_char raising DTR\n");
+ printk(KERN_DEBUG " status: 0x%x, 0x%x\n",
+ readb(base_addr + (CyMSVR1 << index)),
+ readb(base_addr + (CyMSVR2 << index)));
#endif
}
if (info->tty) {
clear_bit(TTY_IO_ERROR, &info->tty->flags);
}
- CY_UNLOCK(info, flags);
+ spin_unlock_irqrestore(&card->card_lock, flags);
} else {
struct FIRM_ID __iomem *firm_id;
struct BOARD_CTRL __iomem *board_ctrl;
struct CH_CTRL __iomem *ch_ctrl;
struct BUF_CTRL __iomem *buf_ctrl;
- uclong sw_flow;
+ __u32 sw_flow;
int retval;
- firm_id = cy_card[card].base_addr + ID_ADDRESS;
- if (!ISZLOADED(cy_card[card])) {
+ firm_id = card->base_addr + ID_ADDRESS;
+ if (!ISZLOADED(*card)) {
return;
}
- zfw_ctrl = cy_card[card].base_addr +
- (cy_readl(&firm_id->zfwctrl_addr) & 0xfffff);
+ zfw_ctrl = card->base_addr +
+ (readl(&firm_id->zfwctrl_addr) & 0xfffff);
board_ctrl = &zfw_ctrl->board_ctrl;
ch_ctrl = &(zfw_ctrl->ch_ctrl[channel]);
buf_ctrl = &zfw_ctrl->buf_ctrl[channel];
}
if (cflag & CSTOPB) {
cy_writel(&ch_ctrl->comm_data_l,
- cy_readl(&ch_ctrl->comm_data_l) | C_DL_2STOP);
+ readl(&ch_ctrl->comm_data_l) | C_DL_2STOP);
} else {
cy_writel(&ch_ctrl->comm_data_l,
- cy_readl(&ch_ctrl->comm_data_l) | C_DL_1STOP);
+ readl(&ch_ctrl->comm_data_l) | C_DL_1STOP);
}
if (cflag & PARENB) {
if (cflag & PARODD) {
/* CTS flow control flag */
if (cflag & CRTSCTS) {
cy_writel(&ch_ctrl->hw_flow,
- cy_readl(&ch_ctrl->
- hw_flow) | C_RS_CTS | C_RS_RTS);
+ readl(&ch_ctrl->hw_flow) | C_RS_CTS | C_RS_RTS);
} else {
- cy_writel(&ch_ctrl->hw_flow,
- cy_readl(&ch_ctrl->
- hw_flow) & ~(C_RS_CTS | C_RS_RTS));
+ cy_writel(&ch_ctrl->hw_flow, readl(&ch_ctrl->hw_flow) &
+ ~(C_RS_CTS | C_RS_RTS));
}
/* As the HW flow control is done in firmware, the driver
doesn't need to care about it */
}
cy_writel(&ch_ctrl->sw_flow, sw_flow);
- retval = cyz_issue_cmd(&cy_card[card], channel, C_CM_IOCTL, 0L);
+ retval = cyz_issue_cmd(card, channel, C_CM_IOCTL, 0L);
if (retval != 0) {
- printk("cyc:set_line_char retval on ttyC%d was %x\n",
- info->line, retval);
+ printk(KERN_ERR "cyc:set_line_char retval on ttyC%d "
+ "was %x\n", info->line, retval);
}
/* CD sensitivity */
if (baud == 0) { /* baud rate is zero, turn off line */
cy_writel(&ch_ctrl->rs_control,
- cy_readl(&ch_ctrl->rs_control) & ~C_RS_DTR);
+ readl(&ch_ctrl->rs_control) & ~C_RS_DTR);
#ifdef CY_DEBUG_DTR
- printk("cyc:set_line_char dropping Z DTR\n");
+ printk(KERN_DEBUG "cyc:set_line_char dropping Z DTR\n");
#endif
} else {
cy_writel(&ch_ctrl->rs_control,
- cy_readl(&ch_ctrl->rs_control) | C_RS_DTR);
+ readl(&ch_ctrl->rs_control) | C_RS_DTR);
#ifdef CY_DEBUG_DTR
- printk("cyc:set_line_char raising Z DTR\n");
+ printk(KERN_DEBUG "cyc:set_line_char raising Z DTR\n");
#endif
}
- retval = cyz_issue_cmd(&cy_card[card], channel, C_CM_IOCTLM,0L);
+ retval = cyz_issue_cmd(card, channel, C_CM_IOCTLM,0L);
if (retval != 0) {
- printk("cyc:set_line_char(2) retval on ttyC%d was %x\n",
- info->line, retval);
+ printk(KERN_ERR "cyc:set_line_char(2) retval on ttyC%d "
+ "was %x\n", info->line, retval);
}
if (info->tty) {
struct serial_struct __user * retinfo)
{
struct serial_struct tmp;
- struct cyclades_card *cinfo = &cy_card[info->card];
+ struct cyclades_card *cinfo = info->card;
if (!retinfo)
return -EFAULT;
memset(&tmp, 0, sizeof(tmp));
tmp.type = info->type;
tmp.line = info->line;
- tmp.port = info->card * 0x100 + info->line - cinfo->first_line;
+ tmp.port = (info->card - cy_card) * 0x100 + info->line -
+ cinfo->first_line;
tmp.irq = cinfo->irq;
tmp.flags = info->flags;
tmp.close_delay = info->close_delay;
+ tmp.closing_wait = info->closing_wait;
tmp.baud_base = info->baud;
tmp.custom_divisor = info->custom_divisor;
tmp.hub6 = 0; /*!!! */
*/
static int get_lsr_info(struct cyclades_port *info, unsigned int __user * value)
{
- int card, chip, channel, index;
+ struct cyclades_card *card;
+ int chip, channel, index;
unsigned char status;
unsigned int result;
unsigned long flags;
void __iomem *base_addr;
card = info->card;
- channel = (info->line) - (cy_card[card].first_line);
- if (!IS_CYC_Z(cy_card[card])) {
+ channel = (info->line) - (card->first_line);
+ if (!IS_CYC_Z(*card)) {
chip = channel >> 2;
channel &= 0x03;
- index = cy_card[card].bus_index;
- base_addr =
- cy_card[card].base_addr + (cy_chip_offset[chip] << index);
+ index = card->bus_index;
+ base_addr = card->base_addr + (cy_chip_offset[chip] << index);
- CY_LOCK(info, flags);
- status = cy_readb(base_addr + (CySRER << index)) &
+ spin_lock_irqsave(&card->card_lock, flags);
+ status = readb(base_addr + (CySRER << index)) &
(CyTxRdy | CyTxMpty);
- CY_UNLOCK(info, flags);
+ spin_unlock_irqrestore(&card->card_lock, flags);
result = (status ? 0 : TIOCSER_TEMT);
} else {
/* Not supported yet */
static int cy_tiocmget(struct tty_struct *tty, struct file *file)
{
- struct cyclades_port *info = (struct cyclades_port *)tty->driver_data;
- int card, chip, channel, index;
+ struct cyclades_port *info = tty->driver_data;
+ struct cyclades_card *card;
+ int chip, channel, index;
void __iomem *base_addr;
unsigned long flags;
unsigned char status;
return -ENODEV;
card = info->card;
- channel = (info->line) - (cy_card[card].first_line);
- if (!IS_CYC_Z(cy_card[card])) {
+ channel = info->line - card->first_line;
+ if (!IS_CYC_Z(*card)) {
chip = channel >> 2;
channel &= 0x03;
- index = cy_card[card].bus_index;
- base_addr =
- cy_card[card].base_addr + (cy_chip_offset[chip] << index);
+ index = card->bus_index;
+ base_addr = card->base_addr + (cy_chip_offset[chip] << index);
- CY_LOCK(info, flags);
+ spin_lock_irqsave(&card->card_lock, flags);
cy_writeb(base_addr + (CyCAR << index), (u_char) channel);
- status = cy_readb(base_addr + (CyMSVR1 << index));
- status |= cy_readb(base_addr + (CyMSVR2 << index));
- CY_UNLOCK(info, flags);
+ status = readb(base_addr + (CyMSVR1 << index));
+ status |= readb(base_addr + (CyMSVR2 << index));
+ spin_unlock_irqrestore(&card->card_lock, flags);
if (info->rtsdtr_inv) {
result = ((status & CyRTS) ? TIOCM_DTR : 0) |
((status & CyDSR) ? TIOCM_DSR : 0) |
((status & CyCTS) ? TIOCM_CTS : 0);
} else {
- base_addr = cy_card[card].base_addr;
-
- if (cy_card[card].num_chips != -1) {
- return -EINVAL;
- }
-
- firm_id = cy_card[card].base_addr + ID_ADDRESS;
- if (ISZLOADED(cy_card[card])) {
- zfw_ctrl = cy_card[card].base_addr +
- (cy_readl(&firm_id->zfwctrl_addr) & 0xfffff);
+ base_addr = card->base_addr;
+ firm_id = card->base_addr + ID_ADDRESS;
+ if (ISZLOADED(*card)) {
+ zfw_ctrl = card->base_addr +
+ (readl(&firm_id->zfwctrl_addr) & 0xfffff);
board_ctrl = &zfw_ctrl->board_ctrl;
ch_ctrl = zfw_ctrl->ch_ctrl;
- lstatus = cy_readl(&ch_ctrl[channel].rs_status);
+ lstatus = readl(&ch_ctrl[channel].rs_status);
result = ((lstatus & C_RS_RTS) ? TIOCM_RTS : 0) |
((lstatus & C_RS_DTR) ? TIOCM_DTR : 0) |
((lstatus & C_RS_DCD) ? TIOCM_CAR : 0) |
cy_tiocmset(struct tty_struct *tty, struct file *file,
unsigned int set, unsigned int clear)
{
- struct cyclades_port *info = (struct cyclades_port *)tty->driver_data;
- int card, chip, channel, index;
+ struct cyclades_port *info = tty->driver_data;
+ struct cyclades_card *card;
+ int chip, channel, index;
void __iomem *base_addr;
unsigned long flags;
struct FIRM_ID __iomem *firm_id;
return -ENODEV;
card = info->card;
- channel = (info->line) - (cy_card[card].first_line);
- if (!IS_CYC_Z(cy_card[card])) {
+ channel = (info->line) - (card->first_line);
+ if (!IS_CYC_Z(*card)) {
chip = channel >> 2;
channel &= 0x03;
- index = cy_card[card].bus_index;
- base_addr =
- cy_card[card].base_addr + (cy_chip_offset[chip] << index);
+ index = card->bus_index;
+ base_addr = card->base_addr + (cy_chip_offset[chip] << index);
if (set & TIOCM_RTS) {
- CY_LOCK(info, flags);
+ spin_lock_irqsave(&card->card_lock, flags);
cy_writeb(base_addr + (CyCAR << index),
(u_char) channel);
if (info->rtsdtr_inv) {
cy_writeb(base_addr + (CyMSVR1 << index),
CyRTS);
}
- CY_UNLOCK(info, flags);
+ spin_unlock_irqrestore(&card->card_lock, flags);
}
if (clear & TIOCM_RTS) {
- CY_LOCK(info, flags);
+ spin_lock_irqsave(&card->card_lock, flags);
cy_writeb(base_addr + (CyCAR << index),
(u_char) channel);
if (info->rtsdtr_inv) {
cy_writeb(base_addr + (CyMSVR1 << index),
~CyRTS);
}
- CY_UNLOCK(info, flags);
+ spin_unlock_irqrestore(&card->card_lock, flags);
}
if (set & TIOCM_DTR) {
- CY_LOCK(info, flags);
+ spin_lock_irqsave(&card->card_lock, flags);
cy_writeb(base_addr + (CyCAR << index),
(u_char) channel);
if (info->rtsdtr_inv) {
CyDTR);
}
#ifdef CY_DEBUG_DTR
- printk("cyc:set_modem_info raising DTR\n");
- printk(" status: 0x%x, 0x%x\n",
- cy_readb(base_addr + (CyMSVR1 << index)),
- cy_readb(base_addr + (CyMSVR2 << index)));
+ printk(KERN_DEBUG "cyc:set_modem_info raising DTR\n");
+ printk(KERN_DEBUG " status: 0x%x, 0x%x\n",
+ readb(base_addr + (CyMSVR1 << index)),
+ readb(base_addr + (CyMSVR2 << index)));
#endif
- CY_UNLOCK(info, flags);
+ spin_unlock_irqrestore(&card->card_lock, flags);
}
if (clear & TIOCM_DTR) {
- CY_LOCK(info, flags);
+ spin_lock_irqsave(&card->card_lock, flags);
cy_writeb(base_addr + (CyCAR << index),
(u_char) channel);
if (info->rtsdtr_inv) {
}
#ifdef CY_DEBUG_DTR
- printk("cyc:set_modem_info dropping DTR\n");
- printk(" status: 0x%x, 0x%x\n",
- cy_readb(base_addr + (CyMSVR1 << index)),
- cy_readb(base_addr + (CyMSVR2 << index)));
+ printk(KERN_DEBUG "cyc:set_modem_info dropping DTR\n");
+ printk(KERN_DEBUG " status: 0x%x, 0x%x\n",
+ readb(base_addr + (CyMSVR1 << index)),
+ readb(base_addr + (CyMSVR2 << index)));
#endif
- CY_UNLOCK(info, flags);
+ spin_unlock_irqrestore(&card->card_lock, flags);
}
} else {
- base_addr = cy_card[card].base_addr;
+ base_addr = card->base_addr;
- firm_id = cy_card[card].base_addr + ID_ADDRESS;
- if (ISZLOADED(cy_card[card])) {
- zfw_ctrl = cy_card[card].base_addr +
- (cy_readl(&firm_id->zfwctrl_addr) & 0xfffff);
+ firm_id = card->base_addr + ID_ADDRESS;
+ if (ISZLOADED(*card)) {
+ zfw_ctrl = card->base_addr +
+ (readl(&firm_id->zfwctrl_addr) & 0xfffff);
board_ctrl = &zfw_ctrl->board_ctrl;
ch_ctrl = zfw_ctrl->ch_ctrl;
if (set & TIOCM_RTS) {
- CY_LOCK(info, flags);
+ spin_lock_irqsave(&card->card_lock, flags);
cy_writel(&ch_ctrl[channel].rs_control,
- cy_readl(&ch_ctrl[channel].
- rs_control) | C_RS_RTS);
- CY_UNLOCK(info, flags);
+ readl(&ch_ctrl[channel].rs_control) |
+ C_RS_RTS);
+ spin_unlock_irqrestore(&card->card_lock, flags);
}
if (clear & TIOCM_RTS) {
- CY_LOCK(info, flags);
+ spin_lock_irqsave(&card->card_lock, flags);
cy_writel(&ch_ctrl[channel].rs_control,
- cy_readl(&ch_ctrl[channel].
- rs_control) & ~C_RS_RTS);
- CY_UNLOCK(info, flags);
+ readl(&ch_ctrl[channel].rs_control) &
+ ~C_RS_RTS);
+ spin_unlock_irqrestore(&card->card_lock, flags);
}
if (set & TIOCM_DTR) {
- CY_LOCK(info, flags);
+ spin_lock_irqsave(&card->card_lock, flags);
cy_writel(&ch_ctrl[channel].rs_control,
- cy_readl(&ch_ctrl[channel].
- rs_control) | C_RS_DTR);
+ readl(&ch_ctrl[channel].rs_control) |
+ C_RS_DTR);
#ifdef CY_DEBUG_DTR
- printk("cyc:set_modem_info raising Z DTR\n");
+ printk(KERN_DEBUG "cyc:set_modem_info raising "
+ "Z DTR\n");
#endif
- CY_UNLOCK(info, flags);
+ spin_unlock_irqrestore(&card->card_lock, flags);
}
if (clear & TIOCM_DTR) {
- CY_LOCK(info, flags);
+ spin_lock_irqsave(&card->card_lock, flags);
cy_writel(&ch_ctrl[channel].rs_control,
- cy_readl(&ch_ctrl[channel].
- rs_control) & ~C_RS_DTR);
+ readl(&ch_ctrl[channel].rs_control) &
+ ~C_RS_DTR);
#ifdef CY_DEBUG_DTR
- printk("cyc:set_modem_info clearing Z DTR\n");
+ printk(KERN_DEBUG "cyc:set_modem_info clearing "
+ "Z DTR\n");
#endif
- CY_UNLOCK(info, flags);
+ spin_unlock_irqrestore(&card->card_lock, flags);
}
} else {
return -ENODEV;
}
- CY_LOCK(info, flags);
- retval = cyz_issue_cmd(&cy_card[info->card],
- channel, C_CM_IOCTLM, 0L);
+ spin_lock_irqsave(&card->card_lock, flags);
+ retval = cyz_issue_cmd(card, channel, C_CM_IOCTLM, 0L);
if (retval != 0) {
- printk("cyc:set_modem_info retval on ttyC%d was %x\n",
- info->line, retval);
+ printk(KERN_ERR "cyc:set_modem_info retval on ttyC%d "
+ "was %x\n", info->line, retval);
}
- CY_UNLOCK(info, flags);
+ spin_unlock_irqrestore(&card->card_lock, flags);
}
return 0;
} /* cy_tiocmset */
*/
static void cy_break(struct tty_struct *tty, int break_state)
{
- struct cyclades_port *info = (struct cyclades_port *)tty->driver_data;
+ struct cyclades_port *info = tty->driver_data;
+ struct cyclades_card *card;
unsigned long flags;
if (serial_paranoia_check(info, tty->name, "cy_break"))
return;
- CY_LOCK(info, flags);
- if (!IS_CYC_Z(cy_card[info->card])) {
+ card = info->card;
+
+ spin_lock_irqsave(&card->card_lock, flags);
+ if (!IS_CYC_Z(*card)) {
/* Let the transmit ISR take care of this (since it
requires stuffing characters into the output stream).
*/
if (!info->breakon) {
info->breakon = 1;
if (!info->xmit_cnt) {
- CY_UNLOCK(info, flags);
+ spin_unlock_irqrestore(&card->card_lock, flags);
start_xmit(info);
- CY_LOCK(info, flags);
+ spin_lock_irqsave(&card->card_lock, flags);
}
}
} else {
if (!info->breakoff) {
info->breakoff = 1;
if (!info->xmit_cnt) {
- CY_UNLOCK(info, flags);
+ spin_unlock_irqrestore(&card->card_lock, flags);
start_xmit(info);
- CY_LOCK(info, flags);
+ spin_lock_irqsave(&card->card_lock, flags);
}
}
}
int retval;
if (break_state == -1) {
- retval = cyz_issue_cmd(&cy_card[info->card],
- info->line - cy_card[info->card].first_line,
+ retval = cyz_issue_cmd(card,
+ info->line - card->first_line,
C_CM_SET_BREAK, 0L);
if (retval != 0) {
- printk("cyc:cy_break (set) retval on ttyC%d "
- "was %x\n", info->line, retval);
+ printk(KERN_ERR "cyc:cy_break (set) retval on "
+ "ttyC%d was %x\n", info->line, retval);
}
} else {
- retval = cyz_issue_cmd(&cy_card[info->card],
- info->line - cy_card[info->card].first_line,
+ retval = cyz_issue_cmd(card,
+ info->line - card->first_line,
C_CM_CLR_BREAK, 0L);
if (retval != 0) {
- printk("cyc:cy_break (clr) retval on ttyC%d "
- "was %x\n", info->line, retval);
+ printk(KERN_DEBUG "cyc:cy_break (clr) retval "
+ "on ttyC%d was %x\n", info->line,
+ retval);
}
}
}
- CY_UNLOCK(info, flags);
+ spin_unlock_irqrestore(&card->card_lock, flags);
} /* cy_break */
static int
static int set_threshold(struct cyclades_port *info, unsigned long value)
{
+ struct cyclades_card *card;
void __iomem *base_addr;
- int card, channel, chip, index;
+ int channel, chip, index;
unsigned long flags;
card = info->card;
- channel = info->line - cy_card[card].first_line;
- if (!IS_CYC_Z(cy_card[card])) {
+ channel = info->line - card->first_line;
+ if (!IS_CYC_Z(*card)) {
chip = channel >> 2;
channel &= 0x03;
- index = cy_card[card].bus_index;
+ index = card->bus_index;
base_addr =
- cy_card[card].base_addr + (cy_chip_offset[chip] << index);
+ card->base_addr + (cy_chip_offset[chip] << index);
info->cor3 &= ~CyREC_FIFO;
info->cor3 |= value & CyREC_FIFO;
- CY_LOCK(info, flags);
+ spin_lock_irqsave(&card->card_lock, flags);
cy_writeb(base_addr + (CyCOR3 << index), info->cor3);
cyy_issue_cmd(base_addr, CyCOR_CHANGE | CyCOR3ch, index);
- CY_UNLOCK(info, flags);
- } else {
- /* Nothing to do! */
+ spin_unlock_irqrestore(&card->card_lock, flags);
}
return 0;
} /* set_threshold */
static int
get_threshold(struct cyclades_port *info, unsigned long __user * value)
{
+ struct cyclades_card *card;
void __iomem *base_addr;
- int card, channel, chip, index;
+ int channel, chip, index;
unsigned long tmp;
card = info->card;
- channel = info->line - cy_card[card].first_line;
- if (!IS_CYC_Z(cy_card[card])) {
+ channel = info->line - card->first_line;
+ if (!IS_CYC_Z(*card)) {
chip = channel >> 2;
channel &= 0x03;
- index = cy_card[card].bus_index;
- base_addr =
- cy_card[card].base_addr + (cy_chip_offset[chip] << index);
+ index = card->bus_index;
+ base_addr = card->base_addr + (cy_chip_offset[chip] << index);
- tmp = cy_readb(base_addr + (CyCOR3 << index)) & CyREC_FIFO;
+ tmp = readb(base_addr + (CyCOR3 << index)) & CyREC_FIFO;
return put_user(tmp, value);
- } else {
- /* Nothing to do! */
- return 0;
}
+ return 0;
} /* get_threshold */
static int
static int set_timeout(struct cyclades_port *info, unsigned long value)
{
+ struct cyclades_card *card;
void __iomem *base_addr;
- int card, channel, chip, index;
+ int channel, chip, index;
unsigned long flags;
card = info->card;
- channel = info->line - cy_card[card].first_line;
- if (!IS_CYC_Z(cy_card[card])) {
+ channel = info->line - card->first_line;
+ if (!IS_CYC_Z(*card)) {
chip = channel >> 2;
channel &= 0x03;
- index = cy_card[card].bus_index;
- base_addr =
- cy_card[card].base_addr + (cy_chip_offset[chip] << index);
+ index = card->bus_index;
+ base_addr = card->base_addr + (cy_chip_offset[chip] << index);
- CY_LOCK(info, flags);
+ spin_lock_irqsave(&card->card_lock, flags);
cy_writeb(base_addr + (CyRTPR << index), value & 0xff);
- CY_UNLOCK(info, flags);
- } else {
- /* Nothing to do! */
+ spin_unlock_irqrestore(&card->card_lock, flags);
}
return 0;
} /* set_timeout */
static int get_timeout(struct cyclades_port *info, unsigned long __user * value)
{
+ struct cyclades_card *card;
void __iomem *base_addr;
- int card, channel, chip, index;
+ int channel, chip, index;
unsigned long tmp;
card = info->card;
- channel = info->line - cy_card[card].first_line;
- if (!IS_CYC_Z(cy_card[card])) {
+ channel = info->line - card->first_line;
+ if (!IS_CYC_Z(*card)) {
chip = channel >> 2;
channel &= 0x03;
- index = cy_card[card].bus_index;
- base_addr =
- cy_card[card].base_addr + (cy_chip_offset[chip] << index);
+ index = card->bus_index;
+ base_addr = card->base_addr + (cy_chip_offset[chip] << index);
- tmp = cy_readb(base_addr + (CyRTPR << index));
+ tmp = readb(base_addr + (CyRTPR << index));
return put_user(tmp, value);
- } else {
- /* Nothing to do! */
- return 0;
}
+ return 0;
} /* get_timeout */
static int set_default_timeout(struct cyclades_port *info, unsigned long value)
cy_ioctl(struct tty_struct *tty, struct file *file,
unsigned int cmd, unsigned long arg)
{
- struct cyclades_port *info = (struct cyclades_port *)tty->driver_data;
+ struct cyclades_port *info = tty->driver_data;
struct cyclades_icount cprev, cnow; /* kernel counter temps */
struct serial_icounter_struct __user *p_cuser; /* user space */
int ret_val = 0;
return -ENODEV;
#ifdef CY_DEBUG_OTHER
- printk("cyc:cy_ioctl ttyC%d, cmd = %x arg = %lx\n", info->line, cmd, arg); /* */
+ printk(KERN_DEBUG "cyc:cy_ioctl ttyC%d, cmd = %x arg = %lx\n",
+ info->line, cmd, arg);
#endif
switch (cmd) {
case CYGETRTSDTR_INV:
ret_val = info->rtsdtr_inv;
break;
- case CYGETCARDINFO:
- if (copy_to_user(argp, &cy_card[info->card],
- sizeof(struct cyclades_card))) {
- ret_val = -EFAULT;
- break;
- }
- ret_val = 0;
- break;
case CYGETCD1400VER:
ret_val = info->chip_rev;
break;
* Caller should use TIOCGICOUNT to see which one it was
*/
case TIOCMIWAIT:
- CY_LOCK(info, flags);
+ spin_lock_irqsave(&info->card->card_lock, flags);
/* note the counters on entry */
- cprev = info->icount;
- CY_UNLOCK(info, flags);
- while (1) {
- interruptible_sleep_on(&info->delta_msr_wait);
- /* see if a signal did it */
- if (signal_pending(current)) {
- return -ERESTARTSYS;
- }
-
- CY_LOCK(info, flags);
+ cnow = info->icount;
+ spin_unlock_irqrestore(&info->card->card_lock, flags);
+ ret_val = wait_event_interruptible(info->delta_msr_wait, ({
+ cprev = cnow;
+ spin_lock_irqsave(&info->card->card_lock, flags);
cnow = info->icount; /* atomic copy */
- CY_UNLOCK(info, flags);
+ spin_unlock_irqrestore(&info->card->card_lock, flags);
- if (cnow.rng == cprev.rng && cnow.dsr == cprev.dsr &&
- cnow.dcd == cprev.dcd && cnow.cts == cprev.cts) {
- return -EIO; /* no change => error */
- }
- if (((arg & TIOCM_RNG) && (cnow.rng != cprev.rng)) ||
- ((arg & TIOCM_DSR) && (cnow.dsr != cprev.dsr)) ||
- ((arg & TIOCM_CD) && (cnow.dcd != cprev.dcd)) ||
- ((arg & TIOCM_CTS) && (cnow.cts != cprev.cts))) {
- return 0;
- }
- cprev = cnow;
- }
- /* NOTREACHED */
+ ((arg & TIOCM_RNG) && (cnow.rng != cprev.rng)) ||
+ ((arg & TIOCM_DSR) && (cnow.dsr != cprev.dsr)) ||
+ ((arg & TIOCM_CD) && (cnow.dcd != cprev.dcd)) ||
+ ((arg & TIOCM_CTS) && (cnow.cts != cprev.cts));
+ }));
+ break;
/*
* Get counter of input serial line interrupts (DCD,RI,DSR,CTS)
* RI where only 0->1 is counted.
*/
case TIOCGICOUNT:
- CY_LOCK(info, flags);
+ spin_lock_irqsave(&info->card->card_lock, flags);
cnow = info->icount;
- CY_UNLOCK(info, flags);
+ spin_unlock_irqrestore(&info->card->card_lock, flags);
p_cuser = argp;
ret_val = put_user(cnow.cts, &p_cuser->cts);
if (ret_val)
}
#ifdef CY_DEBUG_OTHER
- printk(" cyc:cy_ioctl done\n");
+ printk(KERN_DEBUG "cyc:cy_ioctl done\n");
#endif
return ret_val;
*/
static void cy_set_termios(struct tty_struct *tty, struct ktermios *old_termios)
{
- struct cyclades_port *info = (struct cyclades_port *)tty->driver_data;
+ struct cyclades_port *info = tty->driver_data;
#ifdef CY_DEBUG_OTHER
- printk("cyc:cy_set_termios ttyC%d\n", info->line);
+ printk(KERN_DEBUG "cyc:cy_set_termios ttyC%d\n", info->line);
#endif
if (tty->termios->c_cflag == old_termios->c_cflag &&
*/
static void cy_send_xchar(struct tty_struct *tty, char ch)
{
- struct cyclades_port *info = (struct cyclades_port *)tty->driver_data;
- int card, channel;
+ struct cyclades_port *info = tty->driver_data;
+ struct cyclades_card *card;
+ int channel;
if (serial_paranoia_check(info, tty->name, "cy_send_xchar"))
return;
cy_start(tty);
card = info->card;
- channel = info->line - cy_card[card].first_line;
+ channel = info->line - card->first_line;
- if (IS_CYC_Z(cy_card[card])) {
+ if (IS_CYC_Z(*card)) {
if (ch == STOP_CHAR(tty))
- cyz_issue_cmd(&cy_card[card], channel, C_CM_SENDXOFF,
- 0L);
+ cyz_issue_cmd(card, channel, C_CM_SENDXOFF, 0L);
else if (ch == START_CHAR(tty))
- cyz_issue_cmd(&cy_card[card], channel, C_CM_SENDXON,
- 0L);
+ cyz_issue_cmd(card, channel, C_CM_SENDXON, 0L);
}
}
*/
static void cy_throttle(struct tty_struct *tty)
{
- struct cyclades_port *info = (struct cyclades_port *)tty->driver_data;
+ struct cyclades_port *info = tty->driver_data;
+ struct cyclades_card *card;
unsigned long flags;
void __iomem *base_addr;
- int card, chip, channel, index;
+ int chip, channel, index;
#ifdef CY_DEBUG_THROTTLE
char buf[64];
- printk("cyc:throttle %s: %d....ttyC%d\n", tty_name(tty, buf),
+ printk(KERN_DEBUG "cyc:throttle %s: %ld...ttyC%d\n", tty_name(tty, buf),
tty->ldisc.chars_in_buffer(tty), info->line);
#endif
card = info->card;
if (I_IXOFF(tty)) {
- if (!IS_CYC_Z(cy_card[card]))
+ if (!IS_CYC_Z(*card))
cy_send_xchar(tty, STOP_CHAR(tty));
else
info->throttle = 1;
}
if (tty->termios->c_cflag & CRTSCTS) {
- channel = info->line - cy_card[card].first_line;
- if (!IS_CYC_Z(cy_card[card])) {
+ channel = info->line - card->first_line;
+ if (!IS_CYC_Z(*card)) {
chip = channel >> 2;
channel &= 0x03;
- index = cy_card[card].bus_index;
- base_addr = cy_card[card].base_addr +
+ index = card->bus_index;
+ base_addr = card->base_addr +
(cy_chip_offset[chip] << index);
- CY_LOCK(info, flags);
+ spin_lock_irqsave(&card->card_lock, flags);
cy_writeb(base_addr + (CyCAR << index),
(u_char) channel);
if (info->rtsdtr_inv) {
cy_writeb(base_addr + (CyMSVR1 << index),
~CyRTS);
}
- CY_UNLOCK(info, flags);
+ spin_unlock_irqrestore(&card->card_lock, flags);
} else {
info->throttle = 1;
}
*/
static void cy_unthrottle(struct tty_struct *tty)
{
- struct cyclades_port *info = (struct cyclades_port *)tty->driver_data;
+ struct cyclades_port *info = tty->driver_data;
+ struct cyclades_card *card;
unsigned long flags;
void __iomem *base_addr;
- int card, chip, channel, index;
+ int chip, channel, index;
#ifdef CY_DEBUG_THROTTLE
char buf[64];
- printk("cyc:unthrottle %s: %d....ttyC%d\n", tty_name(tty, buf),
- tty->ldisc.chars_in_buffer(tty), info->line);
+ printk(KERN_DEBUG "cyc:unthrottle %s: %ld...ttyC%d\n",
+ tty_name(tty, buf), tty->ldisc.chars_in_buffer(tty),info->line);
#endif
if (serial_paranoia_check(info, tty->name, "cy_unthrottle")) {
if (tty->termios->c_cflag & CRTSCTS) {
card = info->card;
- channel = info->line - cy_card[card].first_line;
- if (!IS_CYC_Z(cy_card[card])) {
+ channel = info->line - card->first_line;
+ if (!IS_CYC_Z(*card)) {
chip = channel >> 2;
channel &= 0x03;
- index = cy_card[card].bus_index;
- base_addr = cy_card[card].base_addr +
+ index = card->bus_index;
+ base_addr = card->base_addr +
(cy_chip_offset[chip] << index);
- CY_LOCK(info, flags);
+ spin_lock_irqsave(&card->card_lock, flags);
cy_writeb(base_addr + (CyCAR << index),
(u_char) channel);
if (info->rtsdtr_inv) {
cy_writeb(base_addr + (CyMSVR1 << index),
CyRTS);
}
- CY_UNLOCK(info, flags);
+ spin_unlock_irqrestore(&card->card_lock, flags);
} else {
info->throttle = 0;
}
static void cy_stop(struct tty_struct *tty)
{
struct cyclades_card *cinfo;
- struct cyclades_port *info = (struct cyclades_port *)tty->driver_data;
+ struct cyclades_port *info = tty->driver_data;
void __iomem *base_addr;
int chip, channel, index;
unsigned long flags;
#ifdef CY_DEBUG_OTHER
- printk("cyc:cy_stop ttyC%d\n", info->line); /* */
+ printk(KERN_DEBUG "cyc:cy_stop ttyC%d\n", info->line);
#endif
if (serial_paranoia_check(info, tty->name, "cy_stop"))
return;
- cinfo = &cy_card[info->card];
+ cinfo = info->card;
channel = info->line - cinfo->first_line;
if (!IS_CYC_Z(*cinfo)) {
index = cinfo->bus_index;
chip = channel >> 2;
channel &= 0x03;
- base_addr = cy_card[info->card].base_addr +
- (cy_chip_offset[chip] << index);
+ base_addr = cinfo->base_addr + (cy_chip_offset[chip] << index);
- CY_LOCK(info, flags);
+ spin_lock_irqsave(&cinfo->card_lock, flags);
cy_writeb(base_addr + (CyCAR << index),
(u_char)(channel & 0x0003)); /* index channel */
cy_writeb(base_addr + (CySRER << index),
- cy_readb(base_addr + (CySRER << index)) & ~CyTxRdy);
- CY_UNLOCK(info, flags);
- } else {
- /* Nothing to do! */
+ readb(base_addr + (CySRER << index)) & ~CyTxRdy);
+ spin_unlock_irqrestore(&cinfo->card_lock, flags);
}
} /* cy_stop */
static void cy_start(struct tty_struct *tty)
{
struct cyclades_card *cinfo;
- struct cyclades_port *info = (struct cyclades_port *)tty->driver_data;
+ struct cyclades_port *info = tty->driver_data;
void __iomem *base_addr;
int chip, channel, index;
unsigned long flags;
#ifdef CY_DEBUG_OTHER
- printk("cyc:cy_start ttyC%d\n", info->line); /* */
+ printk(KERN_DEBUG "cyc:cy_start ttyC%d\n", info->line);
#endif
if (serial_paranoia_check(info, tty->name, "cy_start"))
return;
- cinfo = &cy_card[info->card];
+ cinfo = info->card;
channel = info->line - cinfo->first_line;
index = cinfo->bus_index;
if (!IS_CYC_Z(*cinfo)) {
chip = channel >> 2;
channel &= 0x03;
- base_addr = cy_card[info->card].base_addr +
- (cy_chip_offset[chip] << index);
+ base_addr = cinfo->base_addr + (cy_chip_offset[chip] << index);
- CY_LOCK(info, flags);
+ spin_lock_irqsave(&cinfo->card_lock, flags);
cy_writeb(base_addr + (CyCAR << index), (u_char) (channel & 0x0003)); /* index channel */
cy_writeb(base_addr + (CySRER << index),
- cy_readb(base_addr + (CySRER << index)) | CyTxRdy);
- CY_UNLOCK(info, flags);
- } else {
- /* Nothing to do! */
+ readb(base_addr + (CySRER << index)) | CyTxRdy);
+ spin_unlock_irqrestore(&cinfo->card_lock, flags);
}
} /* cy_start */
static void cy_flush_buffer(struct tty_struct *tty)
{
- struct cyclades_port *info = (struct cyclades_port *)tty->driver_data;
- int card, channel, retval;
+ struct cyclades_port *info = tty->driver_data;
+ struct cyclades_card *card;
+ int channel, retval;
unsigned long flags;
#ifdef CY_DEBUG_IO
- printk("cyc:cy_flush_buffer ttyC%d\n", info->line); /* */
+ printk(KERN_DEBUG "cyc:cy_flush_buffer ttyC%d\n", info->line);
#endif
if (serial_paranoia_check(info, tty->name, "cy_flush_buffer"))
return;
card = info->card;
- channel = (info->line) - (cy_card[card].first_line);
+ channel = info->line - card->first_line;
- CY_LOCK(info, flags);
+ spin_lock_irqsave(&card->card_lock, flags);
info->xmit_cnt = info->xmit_head = info->xmit_tail = 0;
- CY_UNLOCK(info, flags);
+ spin_unlock_irqrestore(&card->card_lock, flags);
- if (IS_CYC_Z(cy_card[card])) { /* If it is a Z card, flush the on-board
+ if (IS_CYC_Z(*card)) { /* If it is a Z card, flush the on-board
buffers as well */
- CY_LOCK(info, flags);
- retval =
- cyz_issue_cmd(&cy_card[card], channel, C_CM_FLUSH_TX, 0L);
+ spin_lock_irqsave(&card->card_lock, flags);
+ retval = cyz_issue_cmd(card, channel, C_CM_FLUSH_TX, 0L);
if (retval != 0) {
- printk("cyc: flush_buffer retval on ttyC%d was %x\n",
- info->line, retval);
+ printk(KERN_ERR "cyc: flush_buffer retval on ttyC%d "
+ "was %x\n", info->line, retval);
}
- CY_UNLOCK(info, flags);
+ spin_unlock_irqrestore(&card->card_lock, flags);
}
tty_wakeup(tty);
} /* cy_flush_buffer */
*/
static void cy_hangup(struct tty_struct *tty)
{
- struct cyclades_port *info = (struct cyclades_port *)tty->driver_data;
+ struct cyclades_port *info = tty->driver_data;
#ifdef CY_DEBUG_OTHER
- printk("cyc:cy_hangup ttyC%d\n", info->line); /* */
+ printk(KERN_DEBUG "cyc:cy_hangup ttyC%d\n", info->line);
#endif
if (serial_paranoia_check(info, tty->name, "cy_hangup"))
info->event = 0;
info->count = 0;
#ifdef CY_DEBUG_COUNT
- printk("cyc:cy_hangup (%d): setting count to 0\n", current->pid);
+ printk(KERN_DEBUG "cyc:cy_hangup (%d): setting count to 0\n",
+ current->pid);
#endif
info->tty = NULL;
info->flags &= ~ASYNC_NORMAL_ACTIVE;
* ---------------------------------------------------------------------
*/
+static int __devinit cy_init_card(struct cyclades_card *cinfo)
+{
+ struct cyclades_port *info;
+ u32 mailbox;
+ unsigned int nports;
+ unsigned short chip_number;
+ int index, port;
+
+ spin_lock_init(&cinfo->card_lock);
+
+ if (IS_CYC_Z(*cinfo)) { /* Cyclades-Z */
+ mailbox = readl(&((struct RUNTIME_9060 __iomem *)
+ cinfo->ctl_addr)->mail_box_0);
+ nports = (mailbox == ZE_V1) ? ZE_V1_NPORTS : 8;
+ cinfo->intr_enabled = 0;
+ cinfo->nports = 0; /* Will be correctly set later, after
+ Z FW is loaded */
+ } else {
+ index = cinfo->bus_index;
+ nports = cinfo->nports = CyPORTS_PER_CHIP * cinfo->num_chips;
+ }
+
+ cinfo->ports = kzalloc(sizeof(*cinfo->ports) * nports, GFP_KERNEL);
+ if (cinfo->ports == NULL) {
+ printk(KERN_ERR "Cyclades: cannot allocate ports\n");
+ return -ENOMEM;
+ }
+
+ for (port = cinfo->first_line; port < cinfo->first_line + nports;
+ port++) {
+ info = &cinfo->ports[port - cinfo->first_line];
+ info->magic = CYCLADES_MAGIC;
+ info->card = cinfo;
+ info->line = port;
+ info->flags = STD_COM_FLAGS;
+ info->closing_wait = CLOSING_WAIT_DELAY;
+ info->close_delay = 5 * HZ / 10;
+
+ INIT_WORK(&info->tqueue, do_softint);
+ init_waitqueue_head(&info->open_wait);
+ init_waitqueue_head(&info->close_wait);
+ init_completion(&info->shutdown_wait);
+ init_waitqueue_head(&info->delta_msr_wait);
+
+ if (IS_CYC_Z(*cinfo)) {
+ info->type = PORT_STARTECH;
+ if (mailbox == ZO_V1)
+ info->xmit_fifo_size = CYZ_FIFO_SIZE;
+ else
+ info->xmit_fifo_size = 4 * CYZ_FIFO_SIZE;
+#ifdef CONFIG_CYZ_INTR
+ setup_timer(&cyz_rx_full_timer[port],
+ cyz_rx_restart, (unsigned long)info);
+#endif
+ } else {
+ info->type = PORT_CIRRUS;
+ info->xmit_fifo_size = CyMAX_CHAR_FIFO;
+ info->cor1 = CyPARITY_NONE | Cy_1_STOP | Cy_8_BITS;
+ info->cor2 = CyETC;
+ info->cor3 = 0x08; /* _very_ small rcv threshold */
+
+ chip_number = (port - cinfo->first_line) / 4;
+ if ((info->chip_rev = readb(cinfo->base_addr +
+ (cy_chip_offset[chip_number] <<
+ index) + (CyGFRCR << index))) >=
+ CD1400_REV_J) {
+ /* It is a CD1400 rev. J or later */
+ info->tbpr = baud_bpr_60[13]; /* Tx BPR */
+ info->tco = baud_co_60[13]; /* Tx CO */
+ info->rbpr = baud_bpr_60[13]; /* Rx BPR */
+ info->rco = baud_co_60[13]; /* Rx CO */
+ info->rtsdtr_inv = 1;
+ } else {
+ info->tbpr = baud_bpr_25[13]; /* Tx BPR */
+ info->tco = baud_co_25[13]; /* Tx CO */
+ info->rbpr = baud_bpr_25[13]; /* Rx BPR */
+ info->rco = baud_co_25[13]; /* Rx CO */
+ info->rtsdtr_inv = 0;
+ }
+ info->read_status_mask = CyTIMEOUT | CySPECHAR |
+ CyBREAK | CyPARITY | CyFRAME | CyOVERRUN;
+ }
+
+ }
+
+#ifndef CONFIG_CYZ_INTR
+ if (IS_CYC_Z(*cinfo) && !timer_pending(&cyz_timerlist)) {
+ mod_timer(&cyz_timerlist, jiffies + 1);
+#ifdef CY_PCI_DEBUG
+ printk(KERN_DEBUG "Cyclades-Z polling initialized\n");
+#endif
+ }
+#endif
+ return 0;
+}
+
/* initialize chips on Cyclom-Y card -- return number of valid
chips (which is number of ports/4) */
-static unsigned short __init
-cyy_init_card(void __iomem * true_base_addr, int index)
+static unsigned short __devinit cyy_init_card(void __iomem *true_base_addr,
+ int index)
{
unsigned int chip_number;
void __iomem *base_addr;
base_addr =
true_base_addr + (cy_chip_offset[chip_number] << index);
mdelay(1);
- if (cy_readb(base_addr + (CyCCR << index)) != 0x00) {
+ if (readb(base_addr + (CyCCR << index)) != 0x00) {
/*************
printk(" chip #%d at %#6lx is never idle (CCR != 0)\n",
chip_number, (unsigned long)base_addr);
chip 4 GFRCR register appears at chip 0, there is no chip 4
and this must be a Cyclom-16Y, not a Cyclom-32Ye.
*/
- if (chip_number == 4 && cy_readb(true_base_addr +
+ if (chip_number == 4 && readb(true_base_addr +
(cy_chip_offset[0] << index) +
(CyGFRCR << index)) == 0) {
return chip_number;
cy_writeb(base_addr + (CyCCR << index), CyCHIP_RESET);
mdelay(1);
- if (cy_readb(base_addr + (CyGFRCR << index)) == 0x00) {
+ if (readb(base_addr + (CyGFRCR << index)) == 0x00) {
/*
printk(" chip #%d at %#6lx is not responding ",
chip_number, (unsigned long)base_addr);
*/
return chip_number;
}
- if ((0xf0 & (cy_readb(base_addr + (CyGFRCR << index)))) !=
+ if ((0xf0 & (readb(base_addr + (CyGFRCR << index)))) !=
0x40) {
/*
printk(" chip #%d at %#6lx is not valid (GFRCR == "
return chip_number;
}
cy_writeb(base_addr + (CyGCR << index), CyCH0_SERIAL);
- if (cy_readb(base_addr + (CyGFRCR << index)) >= CD1400_REV_J) {
+ if (readb(base_addr + (CyGFRCR << index)) >= CD1400_REV_J) {
/* It is a CD1400 rev. J or later */
/* Impossible to reach 5ms with this chip.
Changed to 2ms instead (f = 500 Hz). */
/*
printk(" chip #%d at %#6lx is rev 0x%2x\n",
chip_number, (unsigned long)base_addr,
- cy_readb(base_addr+(CyGFRCR<<index)));
+ readb(base_addr+(CyGFRCR<<index)));
*/
}
return chip_number;
/* find out the board's irq by probing */
cy_isa_irq = detect_isa_irq(cy_isa_address);
if (cy_isa_irq == 0) {
- printk("Cyclom-Y/ISA found at 0x%lx ",
+ printk(KERN_ERR "Cyclom-Y/ISA found at 0x%lx, but the "
+ "IRQ could not be detected.\n",
(unsigned long)cy_isa_address);
- printk("but the IRQ could not be detected.\n");
continue;
}
if ((cy_next_channel + cy_isa_nchan) > NR_PORTS) {
- printk("Cyclom-Y/ISA found at 0x%lx ",
+ printk(KERN_ERR "Cyclom-Y/ISA found at 0x%lx, but no "
+ "more channels are available. Change NR_PORTS "
+ "in cyclades.c and recompile kernel.\n",
(unsigned long)cy_isa_address);
- printk("but no more channels are available.\n");
- printk("Change NR_PORTS in cyclades.c and recompile "
- "kernel.\n");
return nboard;
}
/* fill the next cy_card structure available */
for (j = 0; j < NR_CARDS; j++) {
- if (cy_card[j].base_addr == 0)
+ if (cy_card[j].base_addr == NULL)
break;
}
if (j == NR_CARDS) { /* no more cy_cards available */
- printk("Cyclom-Y/ISA found at 0x%lx ",
+ printk(KERN_ERR "Cyclom-Y/ISA found at 0x%lx, but no "
+ "more cards can be used. Change NR_CARDS in "
+ "cyclades.c and recompile kernel.\n",
(unsigned long)cy_isa_address);
- printk("but no more cards can be used .\n");
- printk("Change NR_CARDS in cyclades.c and recompile "
- "kernel.\n");
return nboard;
}
/* allocate IRQ */
if (request_irq(cy_isa_irq, cyy_interrupt,
IRQF_DISABLED, "Cyclom-Y", &cy_card[j])) {
- printk("Cyclom-Y/ISA found at 0x%lx ",
- (unsigned long)cy_isa_address);
- printk("but could not allocate IRQ#%d.\n", cy_isa_irq);
+ printk(KERN_ERR "Cyclom-Y/ISA found at 0x%lx, but "
+ "could not allocate IRQ#%d.\n",
+ (unsigned long)cy_isa_address, cy_isa_irq);
return nboard;
}
cy_card[j].bus_index = 0;
cy_card[j].first_line = cy_next_channel;
cy_card[j].num_chips = cy_isa_nchan / 4;
+ cy_init_card(&cy_card[j]);
nboard++;
- /* print message */
- printk("Cyclom-Y/ISA #%d: 0x%lx-0x%lx, IRQ%d, ",
+ printk(KERN_INFO "Cyclom-Y/ISA #%d: 0x%lx-0x%lx, IRQ%d found: "
+ "%d channels starting from port %d\n",
j + 1, (unsigned long)cy_isa_address,
(unsigned long)(cy_isa_address + (CyISA_Ywin - 1)),
- cy_isa_irq);
- printk("%d channels starting from port %d.\n",
- cy_isa_nchan, cy_next_channel);
+ cy_isa_irq, cy_isa_nchan, cy_next_channel);
+
+ for (j = cy_next_channel;
+ j < cy_next_channel + cy_isa_nchan; j++)
+ tty_register_device(cy_serial_driver, j, NULL);
cy_next_channel += cy_isa_nchan;
}
return nboard;
#endif /* CONFIG_ISA */
} /* cy_detect_isa */
-static void plx_init(void __iomem * addr, uclong initctl)
+#ifdef CONFIG_PCI
+static void __devinit plx_init(void __iomem * addr, __u32 initctl)
{
/* Reset PLX */
- cy_writel(addr + initctl, cy_readl(addr + initctl) | 0x40000000);
+ cy_writel(addr + initctl, readl(addr + initctl) | 0x40000000);
udelay(100L);
- cy_writel(addr + initctl, cy_readl(addr + initctl) & ~0x40000000);
+ cy_writel(addr + initctl, readl(addr + initctl) & ~0x40000000);
/* Reload Config. Registers from EEPROM */
- cy_writel(addr + initctl, cy_readl(addr + initctl) | 0x20000000);
+ cy_writel(addr + initctl, readl(addr + initctl) | 0x20000000);
udelay(100L);
- cy_writel(addr + initctl, cy_readl(addr + initctl) & ~0x20000000);
+ cy_writel(addr + initctl, readl(addr + initctl) & ~0x20000000);
}
-/*
- * ---------------------------------------------------------------------
- * cy_detect_pci() - Test PCI bus presence and Cyclom-Ye/PCI.
- * sets global variables and return the number of PCI boards found.
- * ---------------------------------------------------------------------
- */
-static int __init cy_detect_pci(void)
+static int __devinit cy_init_Ze(struct RUNTIME_9060 __iomem *cy_pci_addr0,
+ int cy_pci_irq, struct pci_dev *pdev)
{
-#ifdef CONFIG_PCI
+ void __iomem *cy_pci_addr2;
+ unsigned int j;
+ unsigned short cy_pci_nchan;
- struct pci_dev *pdev = NULL;
- unsigned char cyy_rev_id;
- unsigned char cy_pci_irq = 0;
- uclong cy_pci_phys0, cy_pci_phys2;
- void __iomem *cy_pci_addr0, *cy_pci_addr2;
- unsigned short i, j, cy_pci_nchan, plx_ver;
- unsigned short device_id, dev_index = 0;
- uclong mailbox;
- uclong ZeIndex = 0;
- void __iomem *Ze_addr0[NR_CARDS], *Ze_addr2[NR_CARDS];
- uclong Ze_phys0[NR_CARDS], Ze_phys2[NR_CARDS];
- unsigned char Ze_irq[NR_CARDS];
- struct pci_dev *Ze_pdev[NR_CARDS];
+ cy_pci_addr2 = pci_iomap(pdev, 2, CyPCI_Ze_win);
- for (i = 0; i < NR_CARDS; i++) {
- /* look for a Cyclades card by vendor and device id */
- while ((device_id = cy_pci_dev_id[dev_index].device) != 0) {
- if ((pdev = pci_get_device(PCI_VENDOR_ID_CYCLADES,
- device_id, pdev)) == NULL) {
- dev_index++; /* try next device id */
- } else {
- break; /* found a board */
- }
- }
+ readl(&cy_pci_addr0->mail_box_0);
+ dev_dbg(&pdev->dev, "new Cyclades-Z board. FPGA not loaded\n");
+
+ /* This must be the new Cyclades-Ze/PCI. */
+ cy_pci_nchan = ZE_V1_NPORTS;
+
+ if ((cy_next_channel + cy_pci_nchan) > NR_PORTS) {
+ dev_err(&pdev->dev, "Cyclades-Ze/PCI found, but no channels "
+ "are available.\nChange NR_PORTS in cyclades.c "
+ "and recompile kernel.\n");
+ return -EIO;
+ }
- if (device_id == 0)
+ /* fill the next cy_card structure available */
+ for (j = 0; j < NR_CARDS; j++) {
+ if (cy_card[j].base_addr == NULL)
break;
+ }
+ if (j == NR_CARDS) { /* no more cy_cards available */
+ dev_err(&pdev->dev, "Cyclades-Ze/PCI found, but no more "
+ "cards can be used.\nChange NR_CARDS in "
+ "cyclades.c and recompile kernel.\n");
+ return -EIO;
+ }
+#ifdef CONFIG_CYZ_INTR
+ /* allocate IRQ only if board has an IRQ */
+ if ((cy_pci_irq != 0) && (cy_pci_irq != 255)) {
+ if (request_irq(cy_pci_irq, cyz_interrupt,
+ IRQF_SHARED, "Cyclades-Z",
+ &cy_card[j])) {
+ dev_err(&pdev->dev, "could not allocate IRQ.\n");
+ return -EIO;
+ }
+ }
+#endif /* CONFIG_CYZ_INTR */
- if (pci_enable_device(pdev))
- continue;
+ /* set cy_card */
+ cy_card[j].base_addr = cy_pci_addr2;
+ cy_card[j].ctl_addr = cy_pci_addr0;
+ cy_card[j].irq = cy_pci_irq;
+ cy_card[j].bus_index = 1;
+ cy_card[j].first_line = cy_next_channel;
+ cy_card[j].num_chips = -1;
+ cy_init_card(&cy_card[j]);
+ pci_set_drvdata(pdev, &cy_card[j]);
- /* read PCI configuration area */
- cy_pci_irq = pdev->irq;
- cy_pci_phys0 = pci_resource_start(pdev, 0);
- cy_pci_phys2 = pci_resource_start(pdev, 2);
- pci_read_config_byte(pdev, PCI_REVISION_ID, &cyy_rev_id);
+ dev_info(&pdev->dev, "Cyclades-Ze/PCI #%d found: %d channels starting "
+ "from port %d.\n", j + 1, cy_pci_nchan, cy_next_channel);
- device_id &= ~PCI_DEVICE_ID_MASK;
+ for (j = cy_next_channel; j < cy_next_channel + cy_pci_nchan; j++)
+ tty_register_device(cy_serial_driver, j, &pdev->dev);
+ cy_next_channel += cy_pci_nchan;
- if (device_id == PCI_DEVICE_ID_CYCLOM_Y_Lo ||
- device_id == PCI_DEVICE_ID_CYCLOM_Y_Hi) {
-#ifdef CY_PCI_DEBUG
- printk("Cyclom-Y/PCI (bus=0x0%x, pci_id=0x%x, ",
- pdev->bus->number, pdev->devfn);
- printk("rev_id=%d) IRQ%d\n",
- cyy_rev_id, (int)cy_pci_irq);
- printk("Cyclom-Y/PCI:found winaddr=0x%lx "
- "ctladdr=0x%lx\n",
- (ulong)cy_pci_phys2, (ulong)cy_pci_phys0);
-#endif
+ return 0;
+}
- if (pci_resource_flags(pdev, 2) & IORESOURCE_IO) {
- printk(" Warning: PCI I/O bit incorrectly "
- "set. Ignoring it...\n");
- pdev->resource[2].flags &= ~IORESOURCE_IO;
- }
+static int __devinit cy_pci_probe(struct pci_dev *pdev,
+ const struct pci_device_id *ent)
+{
+ unsigned char cyy_rev_id;
+ int cy_pci_irq;
+ __u32 mailbox;
+ void __iomem *cy_pci_addr0, *cy_pci_addr2;
+ unsigned int device_id;
+ unsigned short j, cy_pci_nchan, plx_ver;
+ int retval;
- /* Although we don't use this I/O region, we should
- request it from the kernel anyway, to avoid problems
- with other drivers accessing it. */
- if (pci_request_regions(pdev, "Cyclom-Y") != 0) {
- printk(KERN_ERR "cyclades: failed to reserve "
- "PCI resources\n");
- continue;
- }
-#if defined(__alpha__)
- if (device_id == PCI_DEVICE_ID_CYCLOM_Y_Lo) { /* below 1M? */
- printk("Cyclom-Y/PCI (bus=0x0%x, pci_id=0x%x, ",
- pdev->bus->number, pdev->devfn);
- printk("rev_id=%d) IRQ%d\n",
- cyy_rev_id, (int)cy_pci_irq);
- printk("Cyclom-Y/PCI:found winaddr=0x%lx "
- "ctladdr=0x%lx\n",
- (ulong)cy_pci_phys2,
- (ulong)cy_pci_phys0);
- printk("Cyclom-Y/PCI not supported for low "
- "addresses in Alpha systems.\n");
- i--;
- continue;
- }
-#endif
- cy_pci_addr0 = ioremap(cy_pci_phys0, CyPCI_Yctl);
- cy_pci_addr2 = ioremap(cy_pci_phys2, CyPCI_Ywin);
+ retval = pci_enable_device(pdev);
+ if (retval) {
+ dev_err(&pdev->dev, "cannot enable device\n");
+ return retval;
+ }
-#ifdef CY_PCI_DEBUG
- printk("Cyclom-Y/PCI: relocate winaddr=0x%lx "
- "ctladdr=0x%lx\n",
- (u_long)cy_pci_addr2, (u_long)cy_pci_addr0);
-#endif
- cy_pci_nchan = (unsigned short)(CyPORTS_PER_CHIP *
- cyy_init_card(cy_pci_addr2, 1));
- if (cy_pci_nchan == 0) {
- printk("Cyclom-Y PCI host card with ");
- printk("no Serial-Modules at 0x%lx.\n",
- (ulong) cy_pci_phys2);
- i--;
- continue;
- }
- if ((cy_next_channel + cy_pci_nchan) > NR_PORTS) {
- printk("Cyclom-Y/PCI found at 0x%lx ",
- (ulong) cy_pci_phys2);
- printk("but no channels are available.\n");
- printk("Change NR_PORTS in cyclades.c and "
- "recompile kernel.\n");
- return i;
- }
- /* fill the next cy_card structure available */
- for (j = 0; j < NR_CARDS; j++) {
- if (cy_card[j].base_addr == 0)
- break;
- }
- if (j == NR_CARDS) { /* no more cy_cards available */
- printk("Cyclom-Y/PCI found at 0x%lx ",
- (ulong) cy_pci_phys2);
- printk("but no more cards can be used.\n");
- printk("Change NR_CARDS in cyclades.c and "
- "recompile kernel.\n");
- return i;
- }
+ /* read PCI configuration area */
+ cy_pci_irq = pdev->irq;
+ pci_read_config_byte(pdev, PCI_REVISION_ID, &cyy_rev_id);
- /* allocate IRQ */
- if (request_irq(cy_pci_irq, cyy_interrupt,
- IRQF_SHARED, "Cyclom-Y", &cy_card[j])) {
- printk("Cyclom-Y/PCI found at 0x%lx ",
- (ulong) cy_pci_phys2);
- printk("but could not allocate IRQ%d.\n",
- cy_pci_irq);
- return i;
- }
+ device_id = pdev->device & ~PCI_DEVICE_ID_MASK;
- /* set cy_card */
- cy_card[j].base_phys = (ulong) cy_pci_phys2;
- cy_card[j].ctl_phys = (ulong) cy_pci_phys0;
- cy_card[j].base_addr = cy_pci_addr2;
- cy_card[j].ctl_addr = cy_pci_addr0;
- cy_card[j].irq = (int)cy_pci_irq;
- cy_card[j].bus_index = 1;
- cy_card[j].first_line = cy_next_channel;
- cy_card[j].num_chips = cy_pci_nchan / 4;
- cy_card[j].pdev = pdev;
-
- /* enable interrupts in the PCI interface */
- plx_ver = cy_readb(cy_pci_addr2 + CyPLX_VER) & 0x0f;
- switch (plx_ver) {
- case PLX_9050:
-
- cy_writeb(cy_pci_addr0 + 0x4c, 0x43);
- break;
+ if (device_id == PCI_DEVICE_ID_CYCLOM_Y_Lo ||
+ device_id == PCI_DEVICE_ID_CYCLOM_Y_Hi) {
+ dev_dbg(&pdev->dev, "Cyclom-Y/PCI found\n");
- case PLX_9060:
- case PLX_9080:
- default: /* Old boards, use PLX_9060 */
-
- plx_init(cy_pci_addr0, 0x6c);
- /* For some yet unknown reason, once the PLX9060 reloads
- the EEPROM, the IRQ is lost and, thus, we have to
- re-write it to the PCI config. registers.
- This will remain here until we find a permanent
- fix. */
- pci_write_config_byte(pdev, PCI_INTERRUPT_LINE,
- cy_pci_irq);
-
- cy_writew(cy_pci_addr0 + 0x68,
- cy_readw(cy_pci_addr0 +
- 0x68) | 0x0900);
- break;
- }
+ if (pci_resource_flags(pdev, 2) & IORESOURCE_IO) {
+ dev_warn(&pdev->dev, "PCI I/O bit incorrectly "
+ "set. Ignoring it...\n");
+ pdev->resource[2].flags &= ~IORESOURCE_IO;
+ }
- /* print message */
- printk("Cyclom-Y/PCI #%d: 0x%lx-0x%lx, IRQ%d, ",
- j + 1, (ulong)cy_pci_phys2,
- (ulong) (cy_pci_phys2 + CyPCI_Ywin - 1),
- (int)cy_pci_irq);
- printk("%d channels starting from port %d.\n",
- cy_pci_nchan, cy_next_channel);
-
- cy_next_channel += cy_pci_nchan;
- } else if (device_id == PCI_DEVICE_ID_CYCLOM_Z_Lo) {
- /* print message */
- printk("Cyclades-Z/PCI (bus=0x0%x, pci_id=0x%x, ",
- pdev->bus->number, pdev->devfn);
- printk("rev_id=%d) IRQ%d\n",
- cyy_rev_id, (int)cy_pci_irq);
- printk("Cyclades-Z/PCI: found winaddr=0x%lx "
- "ctladdr=0x%lx\n",
- (ulong)cy_pci_phys2, (ulong)cy_pci_phys0);
- printk("Cyclades-Z/PCI not supported for low "
- "addresses\n");
- break;
- } else if (device_id == PCI_DEVICE_ID_CYCLOM_Z_Hi) {
-#ifdef CY_PCI_DEBUG
- printk("Cyclades-Z/PCI (bus=0x0%x, pci_id=0x%x, ",
- pdev->bus->number, pdev->devfn);
- printk("rev_id=%d) IRQ%d\n",
- cyy_rev_id, (int)cy_pci_irq);
- printk("Cyclades-Z/PCI: found winaddr=0x%lx "
- "ctladdr=0x%lx\n",
- (ulong) cy_pci_phys2, (ulong) cy_pci_phys0);
+ /* Although we don't use this I/O region, we should
+ request it from the kernel anyway, to avoid problems
+ with other drivers accessing it. */
+ retval = pci_request_regions(pdev, "Cyclom-Y");
+ if (retval) {
+ dev_err(&pdev->dev, "failed to reserve resources\n");
+ return retval;
+ }
+#if defined(__alpha__)
+ if (device_id == PCI_DEVICE_ID_CYCLOM_Y_Lo) { /* below 1M? */
+ dev_err(&pdev->dev, "Cyclom-Y/PCI not supported for "
+ "low addresses on Alpha systems.\n");
+ return -EIO;
+ }
#endif
- cy_pci_addr0 = ioremap(cy_pci_phys0, CyPCI_Zctl);
+ cy_pci_addr0 = pci_iomap(pdev, 0, CyPCI_Yctl);
+ cy_pci_addr2 = pci_iomap(pdev, 2, CyPCI_Ywin);
+
+ dev_dbg(&pdev->dev, "Cyclom-Y/PCI: relocate winaddr=0x%p "
+ "ctladdr=0x%p\n", cy_pci_addr2, cy_pci_addr0);
+
+ cy_pci_nchan = (unsigned short)(CyPORTS_PER_CHIP *
+ cyy_init_card(cy_pci_addr2, 1));
+ if (cy_pci_nchan == 0) {
+ dev_err(&pdev->dev, "Cyclom-Y PCI host card with no "
+ "Serial-Modules\n");
+ return -EIO;
+ }
+ if ((cy_next_channel + cy_pci_nchan) > NR_PORTS) {
+ dev_err(&pdev->dev, "Cyclom-Y/PCI found, but no "
+ "channels are available. Change NR_PORTS in "
+ "cyclades.c and recompile kernel.\n");
+ return -EIO;
+ }
+ /* fill the next cy_card structure available */
+ for (j = 0; j < NR_CARDS; j++) {
+ if (cy_card[j].base_addr == NULL)
+ break;
+ }
+ if (j == NR_CARDS) { /* no more cy_cards available */
+ dev_err(&pdev->dev, "Cyclom-Y/PCI found, but no more "
+ "cards can be used. Change NR_CARDS in "
+ "cyclades.c and recompile kernel.\n");
+ return -EIO;
+ }
- /* Disable interrupts on the PLX before resetting it */
- cy_writew(cy_pci_addr0 + 0x68,
- cy_readw(cy_pci_addr0 + 0x68) & ~0x0900);
+ /* allocate IRQ */
+ retval = request_irq(cy_pci_irq, cyy_interrupt,
+ IRQF_SHARED, "Cyclom-Y", &cy_card[j]);
+ if (retval) {
+ dev_err(&pdev->dev, "could not allocate IRQ\n");
+ return retval;
+ }
- plx_init(cy_pci_addr0, 0x6c);
- /* For some yet unknown reason, once the PLX9060 reloads
- the EEPROM, the IRQ is lost and, thus, we have to
- re-write it to the PCI config. registers.
- This will remain here until we find a permanent
- fix. */
- pci_write_config_byte(pdev, PCI_INTERRUPT_LINE,
- cy_pci_irq);
+ /* set cy_card */
+ cy_card[j].base_addr = cy_pci_addr2;
+ cy_card[j].ctl_addr = cy_pci_addr0;
+ cy_card[j].irq = cy_pci_irq;
+ cy_card[j].bus_index = 1;
+ cy_card[j].first_line = cy_next_channel;
+ cy_card[j].num_chips = cy_pci_nchan / 4;
+ cy_init_card(&cy_card[j]);
+ pci_set_drvdata(pdev, &cy_card[j]);
- mailbox =
- (uclong)cy_readl(&((struct RUNTIME_9060 __iomem *)
- cy_pci_addr0)->mail_box_0);
+ /* enable interrupts in the PCI interface */
+ plx_ver = readb(cy_pci_addr2 + CyPLX_VER) & 0x0f;
+ switch (plx_ver) {
+ case PLX_9050:
- if (pci_resource_flags(pdev, 2) & IORESOURCE_IO) {
- printk(" Warning: PCI I/O bit incorrectly "
- "set. Ignoring it...\n");
- pdev->resource[2].flags &= ~IORESOURCE_IO;
- }
+ cy_writeb(cy_pci_addr0 + 0x4c, 0x43);
+ break;
- /* Although we don't use this I/O region, we should
- request it from the kernel anyway, to avoid problems
- with other drivers accessing it. */
- if (pci_request_regions(pdev, "Cyclades-Z") != 0) {
- printk(KERN_ERR "cyclades: failed to reserve "
- "PCI resources\n");
- continue;
- }
+ case PLX_9060:
+ case PLX_9080:
+ default: /* Old boards, use PLX_9060 */
- if (mailbox == ZE_V1) {
- cy_pci_addr2 = ioremap(cy_pci_phys2,
- CyPCI_Ze_win);
- if (ZeIndex == NR_CARDS) {
- printk("Cyclades-Ze/PCI found at "
- "0x%lx but no more cards can "
- "be used.\nChange NR_CARDS in "
- "cyclades.c and recompile "
- "kernel.\n",
- (ulong)cy_pci_phys2);
- } else {
- Ze_phys0[ZeIndex] = cy_pci_phys0;
- Ze_phys2[ZeIndex] = cy_pci_phys2;
- Ze_addr0[ZeIndex] = cy_pci_addr0;
- Ze_addr2[ZeIndex] = cy_pci_addr2;
- Ze_irq[ZeIndex] = cy_pci_irq;
- Ze_pdev[ZeIndex] = pdev;
- ZeIndex++;
- }
- i--;
- continue;
- } else {
- cy_pci_addr2 = ioremap(cy_pci_phys2,CyPCI_Zwin);
- }
+ plx_init(cy_pci_addr0, 0x6c);
+ /* For some yet unknown reason, once the PLX9060 reloads
+ the EEPROM, the IRQ is lost and, thus, we have to
+ re-write it to the PCI config. registers.
+ This will remain here until we find a permanent
+ fix. */
+ pci_write_config_byte(pdev, PCI_INTERRUPT_LINE,
+ cy_pci_irq);
-#ifdef CY_PCI_DEBUG
- printk("Cyclades-Z/PCI: relocate winaddr=0x%lx "
- "ctladdr=0x%lx\n",
- (ulong) cy_pci_addr2, (ulong) cy_pci_addr0);
- if (mailbox == ZO_V1) {
- cy_writel(&((struct RUNTIME_9060 *)
- (cy_pci_addr0))->loc_addr_base,
- WIN_CREG);
- PAUSE;
- printk("Cyclades-8Zo/PCI: FPGA id %lx, ver "
- "%lx\n", (ulong) (0xff &
- cy_readl(&((struct CUSTOM_REG *)
- (cy_pci_addr2))->fpga_id)),
- (ulong)(0xff &
- cy_readl(&((struct CUSTOM_REG *)
- (cy_pci_addr2))->
- fpga_version)));
- cy_writel(&((struct RUNTIME_9060 *)
- (cy_pci_addr0))->loc_addr_base,
- WIN_RAM);
- } else {
- printk("Cyclades-Z/PCI: New Cyclades-Z board. "
- "FPGA not loaded\n");
- }
-#endif
- /* The following clears the firmware id word. This
- ensures that the driver will not attempt to talk to
- the board until it has been properly initialized.
- */
- PAUSE;
- if ((mailbox == ZO_V1) || (mailbox == ZO_V2))
- cy_writel(cy_pci_addr2 + ID_ADDRESS, 0L);
-
- /* This must be a Cyclades-8Zo/PCI. The extendable
- version will have a different device_id and will
- be allocated its maximum number of ports. */
- cy_pci_nchan = 8;
-
- if ((cy_next_channel + cy_pci_nchan) > NR_PORTS) {
- printk("Cyclades-8Zo/PCI found at 0x%lx but"
- "no channels are available.\nChange "
- "NR_PORTS in cyclades.c and recompile "
- "kernel.\n", (ulong)cy_pci_phys2);
- return i;
- }
+ cy_writew(cy_pci_addr0 + 0x68,
+ readw(cy_pci_addr0 + 0x68) | 0x0900);
+ break;
+ }
- /* fill the next cy_card structure available */
- for (j = 0; j < NR_CARDS; j++) {
- if (cy_card[j].base_addr == 0)
- break;
- }
- if (j == NR_CARDS) { /* no more cy_cards available */
- printk("Cyclades-8Zo/PCI found at 0x%lx but"
- "no more cards can be used.\nChange "
- "NR_CARDS in cyclades.c and recompile "
- "kernel.\n", (ulong)cy_pci_phys2);
- return i;
- }
-#ifdef CONFIG_CYZ_INTR
- /* allocate IRQ only if board has an IRQ */
- if ((cy_pci_irq != 0) && (cy_pci_irq != 255)) {
- if (request_irq(cy_pci_irq, cyz_interrupt,
- IRQF_SHARED, "Cyclades-Z",
- &cy_card[j])) {
- printk("Cyclom-8Zo/PCI found at 0x%lx "
- "but could not allocate "
- "IRQ%d.\n", (ulong)cy_pci_phys2,
- cy_pci_irq);
- return i;
- }
- }
-#endif /* CONFIG_CYZ_INTR */
+ dev_info(&pdev->dev, "Cyclom-Y/PCI #%d found: %d channels "
+ "starting from port %d.\n", j + 1, cy_pci_nchan,
+ cy_next_channel);
- /* set cy_card */
- cy_card[j].base_phys = cy_pci_phys2;
- cy_card[j].ctl_phys = cy_pci_phys0;
- cy_card[j].base_addr = cy_pci_addr2;
- cy_card[j].ctl_addr = cy_pci_addr0;
- cy_card[j].irq = (int)cy_pci_irq;
- cy_card[j].bus_index = 1;
- cy_card[j].first_line = cy_next_channel;
- cy_card[j].num_chips = -1;
- cy_card[j].pdev = pdev;
-
- /* print message */
-#ifdef CONFIG_CYZ_INTR
- /* don't report IRQ if board is no IRQ */
- if ((cy_pci_irq != 0) && (cy_pci_irq != 255))
- printk("Cyclades-8Zo/PCI #%d: 0x%lx-0x%lx, "
- "IRQ%d, ", j + 1, (ulong)cy_pci_phys2,
- (ulong) (cy_pci_phys2 + CyPCI_Zwin - 1),
- (int)cy_pci_irq);
- else
-#endif /* CONFIG_CYZ_INTR */
- printk("Cyclades-8Zo/PCI #%d: 0x%lx-0x%lx, ",
- j + 1, (ulong)cy_pci_phys2,
- (ulong)(cy_pci_phys2 + CyPCI_Zwin - 1));
+ for (j = cy_next_channel;
+ j < cy_next_channel + cy_pci_nchan; j++)
+ tty_register_device(cy_serial_driver, j, &pdev->dev);
- printk("%d channels starting from port %d.\n",
- cy_pci_nchan, cy_next_channel);
- cy_next_channel += cy_pci_nchan;
+ cy_next_channel += cy_pci_nchan;
+ } else if (device_id == PCI_DEVICE_ID_CYCLOM_Z_Lo) {
+ dev_err(&pdev->dev, "Cyclades-Z/PCI not supported for "
+ "low addresses\n");
+ return -EIO;
+ } else if (device_id == PCI_DEVICE_ID_CYCLOM_Z_Hi) {
+ dev_dbg(&pdev->dev, "Cyclades-Z/PCI found\n");
+
+ cy_pci_addr0 = pci_iomap(pdev, 0, CyPCI_Zctl);
+
+ /* Disable interrupts on the PLX before resetting it */
+ cy_writew(cy_pci_addr0 + 0x68,
+ readw(cy_pci_addr0 + 0x68) & ~0x0900);
+
+ plx_init(cy_pci_addr0, 0x6c);
+ /* For some yet unknown reason, once the PLX9060 reloads
+ the EEPROM, the IRQ is lost and, thus, we have to
+ re-write it to the PCI config. registers.
+ This will remain here until we find a permanent
+ fix. */
+ pci_write_config_byte(pdev, PCI_INTERRUPT_LINE, cy_pci_irq);
+
+ mailbox = (__u32)readl(&((struct RUNTIME_9060 __iomem *)
+ cy_pci_addr0)->mail_box_0);
+
+ if (pci_resource_flags(pdev, 2) & IORESOURCE_IO) {
+ dev_warn(&pdev->dev, "PCI I/O bit incorrectly "
+ "set. Ignoring it...\n");
+ pdev->resource[2].flags &= ~IORESOURCE_IO;
}
- }
- for (; ZeIndex != 0 && i < NR_CARDS; i++) {
- cy_pci_phys0 = Ze_phys0[0];
- cy_pci_phys2 = Ze_phys2[0];
- cy_pci_addr0 = Ze_addr0[0];
- cy_pci_addr2 = Ze_addr2[0];
- cy_pci_irq = Ze_irq[0];
- pdev = Ze_pdev[0];
- for (j = 0; j < ZeIndex - 1; j++) {
- Ze_phys0[j] = Ze_phys0[j + 1];
- Ze_phys2[j] = Ze_phys2[j + 1];
- Ze_addr0[j] = Ze_addr0[j + 1];
- Ze_addr2[j] = Ze_addr2[j + 1];
- Ze_irq[j] = Ze_irq[j + 1];
- Ze_pdev[j] = Ze_pdev[j + 1];
+ /* Although we don't use this I/O region, we should
+ request it from the kernel anyway, to avoid problems
+ with other drivers accessing it. */
+ retval = pci_request_regions(pdev, "Cyclades-Z");
+ if (retval) {
+ dev_err(&pdev->dev, "failed to reserve resources\n");
+ return retval;
}
- ZeIndex--;
- mailbox = (uclong)cy_readl(&((struct RUNTIME_9060 __iomem *)
- cy_pci_addr0)->mail_box_0);
+
+ if (mailbox == ZE_V1) {
+ retval = cy_init_Ze(cy_pci_addr0, cy_pci_irq, pdev);
+ return retval;
+ } else {
+ cy_pci_addr2 = pci_iomap(pdev, 2, CyPCI_Zwin);
+ }
+
+ dev_dbg(&pdev->dev, "Cyclades-Z/PCI: relocate winaddr=0x%p "
+ "ctladdr=0x%p\n", cy_pci_addr2, cy_pci_addr0);
#ifdef CY_PCI_DEBUG
- printk("Cyclades-Z/PCI: relocate winaddr=0x%lx ctladdr=0x%lx\n",
- (ulong)cy_pci_addr2, (ulong)cy_pci_addr0);
- printk("Cyclades-Z/PCI: New Cyclades-Z board. FPGA not "
- "loaded\n");
+ if (mailbox == ZO_V1) {
+ cy_writel(&((struct RUNTIME_9060 *)
+ (cy_pci_addr0))->loc_addr_base,
+ WIN_CREG);
+ dev_info(&pdev->dev, "Cyclades-8Zo/PCI: FPGA id %lx, "
+ "ver %lx\n", (ulong)(0xff &
+ readl(&((struct CUSTOM_REG *)
+ cy_pci_addr2)->fpga_id)),
+ (ulong)(0xff & readl(&((struct CUSTOM_REG *)
+ cy_pci_addr2)->fpga_version)));
+ cy_writel(&((struct RUNTIME_9060 *)
+ cy_pci_addr0)->loc_addr_base, WIN_RAM);
+ } else {
+ dev_info(&pdev->dev, "Cyclades-Z/PCI: New Cyclades-Z "
+ "board. FPGA not loaded\n");
+ }
#endif
- PAUSE;
- /* This must be the new Cyclades-Ze/PCI. */
- cy_pci_nchan = ZE_V1_NPORTS;
+ /* The following clears the firmware id word. This
+ ensures that the driver will not attempt to talk to
+ the board until it has been properly initialized.
+ */
+ if ((mailbox == ZO_V1) || (mailbox == ZO_V2))
+ cy_writel(cy_pci_addr2 + ID_ADDRESS, 0L);
+
+ /* This must be a Cyclades-8Zo/PCI. The extendable
+ version will have a different device_id and will
+ be allocated its maximum number of ports. */
+ cy_pci_nchan = 8;
if ((cy_next_channel + cy_pci_nchan) > NR_PORTS) {
- printk("Cyclades-Ze/PCI found at 0x%lx but no channels "
- "are available.\nChange NR_PORTS in cyclades.c "
- "and recompile kernel.\n",
- (ulong) cy_pci_phys2);
- return i;
+ dev_err(&pdev->dev, "Cyclades-8Zo/PCI found, but no "
+ "channels are available. Change NR_PORTS in "
+ "cyclades.c and recompile kernel.\n");
+ return -EIO;
}
/* fill the next cy_card structure available */
for (j = 0; j < NR_CARDS; j++) {
- if (cy_card[j].base_addr == 0)
+ if (cy_card[j].base_addr == NULL)
break;
}
if (j == NR_CARDS) { /* no more cy_cards available */
- printk("Cyclades-Ze/PCI found at 0x%lx but no more "
- "cards can be used.\nChange NR_CARDS in "
- "cyclades.c and recompile kernel.\n",
- (ulong) cy_pci_phys2);
- return i;
+ dev_err(&pdev->dev, "Cyclades-8Zo/PCI found, but no "
+ "more cards can be used. Change NR_CARDS in "
+ "cyclades.c and recompile kernel.\n");
+ return -EIO;
}
#ifdef CONFIG_CYZ_INTR
/* allocate IRQ only if board has an IRQ */
if ((cy_pci_irq != 0) && (cy_pci_irq != 255)) {
- if (request_irq(cy_pci_irq, cyz_interrupt,
+ retval = request_irq(cy_pci_irq, cyz_interrupt,
IRQF_SHARED, "Cyclades-Z",
- &cy_card[j])) {
- printk("Cyclom-Ze/PCI found at 0x%lx ",
- (ulong) cy_pci_phys2);
- printk("but could not allocate IRQ%d.\n",
- cy_pci_irq);
- return i;
+ &cy_card[j]);
+ if (retval) {
+ dev_err(&pdev->dev, "could not allocate IRQ\n");
+ return retval;
}
}
#endif /* CONFIG_CYZ_INTR */
/* set cy_card */
- cy_card[j].base_phys = cy_pci_phys2;
- cy_card[j].ctl_phys = cy_pci_phys0;
cy_card[j].base_addr = cy_pci_addr2;
cy_card[j].ctl_addr = cy_pci_addr0;
- cy_card[j].irq = (int)cy_pci_irq;
+ cy_card[j].irq = cy_pci_irq;
cy_card[j].bus_index = 1;
cy_card[j].first_line = cy_next_channel;
cy_card[j].num_chips = -1;
- cy_card[j].pdev = pdev;
+ cy_init_card(&cy_card[j]);
+ pci_set_drvdata(pdev, &cy_card[j]);
- /* print message */
-#ifdef CONFIG_CYZ_INTR
- /* don't report IRQ if board is no IRQ */
- if ((cy_pci_irq != 0) && (cy_pci_irq != 255))
- printk("Cyclades-Ze/PCI #%d: 0x%lx-0x%lx, IRQ%d, ",
- j + 1, (ulong) cy_pci_phys2,
- (ulong) (cy_pci_phys2 + CyPCI_Ze_win - 1),
- (int)cy_pci_irq);
- else
-#endif /* CONFIG_CYZ_INTR */
- printk("Cyclades-Ze/PCI #%d: 0x%lx-0x%lx, ",
- j + 1, (ulong) cy_pci_phys2,
- (ulong) (cy_pci_phys2 + CyPCI_Ze_win - 1));
+ dev_info(&pdev->dev, "Cyclades-8Zo/PCI #%d found: %d channels "
+ "starting from port %d.\n", j + 1, cy_pci_nchan,
+ cy_next_channel);
- printk("%d channels starting from port %d.\n",
- cy_pci_nchan, cy_next_channel);
+ for (j = cy_next_channel;
+ j < cy_next_channel + cy_pci_nchan; j++)
+ tty_register_device(cy_serial_driver, j, &pdev->dev);
cy_next_channel += cy_pci_nchan;
}
- if (ZeIndex != 0) {
- printk("Cyclades-Ze/PCI found at 0x%x but no more cards can be "
- "used.\nChange NR_CARDS in cyclades.c and recompile "
- "kernel.\n", (unsigned int)Ze_phys2[0]);
- }
- return i;
-#else
+
return 0;
-#endif /* ifdef CONFIG_PCI */
-} /* cy_detect_pci */
+}
-/*
- * This routine prints out the appropriate serial driver version number
- * and identifies which options were configured into this driver.
- */
-static inline void show_version(void)
+static void __devexit cy_pci_remove(struct pci_dev *pdev)
{
- printk("Cyclades driver " CY_VERSION "\n");
- printk(" built %s %s\n", __DATE__, __TIME__);
-} /* show_version */
+ struct cyclades_card *cinfo = pci_get_drvdata(pdev);
+ unsigned int i;
+
+ /* non-Z with old PLX */
+ if (!IS_CYC_Z(*cinfo) && (readb(cinfo->base_addr + CyPLX_VER) & 0x0f) ==
+ PLX_9050)
+ cy_writeb(cinfo->ctl_addr + 0x4c, 0);
+ else
+#ifndef CONFIG_CYZ_INTR
+ if (!IS_CYC_Z(*cinfo))
+#endif
+ cy_writew(cinfo->ctl_addr + 0x68,
+ readw(cinfo->ctl_addr + 0x68) & ~0x0900);
+
+ pci_iounmap(pdev, cinfo->base_addr);
+ if (cinfo->ctl_addr)
+ pci_iounmap(pdev, cinfo->ctl_addr);
+ if (cinfo->irq
+#ifndef CONFIG_CYZ_INTR
+ && !IS_CYC_Z(*cinfo)
+#endif /* CONFIG_CYZ_INTR */
+ )
+ free_irq(cinfo->irq, cinfo);
+ pci_release_regions(pdev);
+
+ cinfo->base_addr = NULL;
+ for (i = cinfo->first_line; i < cinfo->first_line +
+ cinfo->nports; i++)
+ tty_unregister_device(cy_serial_driver, i);
+ cinfo->nports = 0;
+ kfree(cinfo->ports);
+}
+
+static struct pci_driver cy_pci_driver = {
+ .name = "cyclades",
+ .id_table = cy_pci_dev_id,
+ .probe = cy_pci_probe,
+ .remove = __devexit_p(cy_pci_remove)
+};
+#endif
static int
cyclades_get_proc_info(char *buf, char **start, off_t offset, int length,
int *eof, void *data)
{
struct cyclades_port *info;
- int i;
+ unsigned int i, j;
int len = 0;
off_t begin = 0;
off_t pos = 0;
len += size;
/* Output one line for each known port */
- for (i = 0; i < NR_PORTS && cy_port[i].line >= 0; i++) {
- info = &cy_port[i];
-
- if (info->count)
- size = sprintf(buf + len, "%3d %8lu %10lu %8lu %10lu "
- "%8lu %9lu %6ld\n", info->line,
- (cur_jifs - info->idle_stats.in_use) / HZ,
- info->idle_stats.xmit_bytes,
- (cur_jifs - info->idle_stats.xmit_idle) / HZ,
- info->idle_stats.recv_bytes,
- (cur_jifs - info->idle_stats.recv_idle) / HZ,
- info->idle_stats.overruns,
- (long)info->tty->ldisc.num);
- else
- size = sprintf(buf + len, "%3d %8lu %10lu %8lu %10lu "
- "%8lu %9lu %6ld\n",
- info->line, 0L, 0L, 0L, 0L, 0L, 0L, 0L);
- len += size;
- pos = begin + len;
-
- if (pos < offset) {
- len = 0;
- begin = pos;
+ for (i = 0; i < NR_CARDS; i++)
+ for (j = 0; j < cy_card[i].nports; j++) {
+ info = &cy_card[i].ports[j];
+
+ if (info->count)
+ size = sprintf(buf + len, "%3d %8lu %10lu %8lu "
+ "%10lu %8lu %9lu %6ld\n", info->line,
+ (cur_jifs - info->idle_stats.in_use) /
+ HZ, info->idle_stats.xmit_bytes,
+ (cur_jifs - info->idle_stats.xmit_idle)/
+ HZ, info->idle_stats.recv_bytes,
+ (cur_jifs - info->idle_stats.recv_idle)/
+ HZ, info->idle_stats.overruns,
+ (long)info->tty->ldisc.num);
+ else
+ size = sprintf(buf + len, "%3d %8lu %10lu %8lu "
+ "%10lu %8lu %9lu %6ld\n",
+ info->line, 0L, 0L, 0L, 0L, 0L, 0L, 0L);
+ len += size;
+ pos = begin + len;
+
+ if (pos < offset) {
+ len = 0;
+ begin = pos;
+ }
+ if (pos > offset + length)
+ goto done;
}
- if (pos > offset + length)
- goto done;
- }
*eof = 1;
done:
*start = buf + (offset - begin); /* Start of wanted data */
static int __init cy_init(void)
{
- struct cyclades_port *info;
- struct cyclades_card *cinfo;
- int number_z_boards = 0;
- int board, port, i, index;
- unsigned long mailbox;
- unsigned short chip_number;
- int nports;
+ unsigned int nboards;
+ int retval = -ENOMEM;
cy_serial_driver = alloc_tty_driver(NR_PORTS);
if (!cy_serial_driver)
- return -ENOMEM;
- show_version();
+ goto err;
+
+ printk(KERN_INFO "Cyclades driver " CY_VERSION " (built %s %s)\n",
+ __DATE__, __TIME__);
/* Initialize the tty_driver structure */
cy_serial_driver->init_termios = tty_std_termios;
cy_serial_driver->init_termios.c_cflag =
B9600 | CS8 | CREAD | HUPCL | CLOCAL;
- cy_serial_driver->flags = TTY_DRIVER_REAL_RAW;
+ cy_serial_driver->flags = TTY_DRIVER_REAL_RAW | TTY_DRIVER_DYNAMIC_DEV;
tty_set_operations(cy_serial_driver, &cy_ops);
- if (tty_register_driver(cy_serial_driver))
- panic("Couldn't register Cyclades serial driver\n");
-
- for (i = 0; i < NR_CARDS; i++) {
- /* base_addr=0 indicates board not found */
- cy_card[i].base_addr = NULL;
+ retval = tty_register_driver(cy_serial_driver);
+ if (retval) {
+ printk(KERN_ERR "Couldn't register Cyclades serial driver\n");
+ goto err_frtty;
}
/* the code below is responsible to find the boards. Each different
the cy_next_channel. */
/* look for isa boards */
- cy_isa_nboard = cy_detect_isa();
+ nboards = cy_detect_isa();
+#ifdef CONFIG_PCI
/* look for pci boards */
- cy_pci_nboard = cy_detect_pci();
-
- cy_nboard = cy_isa_nboard + cy_pci_nboard;
-
- /* invalidate remaining cy_card structures */
- for (i = 0; i < NR_CARDS; i++) {
- if (cy_card[i].base_addr == 0) {
- cy_card[i].first_line = -1;
- cy_card[i].ctl_addr = NULL;
- cy_card[i].irq = 0;
- cy_card[i].bus_index = 0;
- cy_card[i].first_line = 0;
- cy_card[i].num_chips = 0;
- }
- }
- /* invalidate remaining cy_port structures */
- for (i = cy_next_channel; i < NR_PORTS; i++) {
- cy_port[i].line = -1;
- cy_port[i].magic = -1;
- }
-
- /* initialize per-port data structures for each valid board found */
- for (board = 0; board < cy_nboard; board++) {
- cinfo = &cy_card[board];
- if (cinfo->num_chips == -1) { /* Cyclades-Z */
- number_z_boards++;
- mailbox = cy_readl(&((struct RUNTIME_9060 __iomem *)
- cy_card[board].ctl_addr)->
- mail_box_0);
- nports = (mailbox == ZE_V1) ? ZE_V1_NPORTS : 8;
- cinfo->intr_enabled = 0;
- cinfo->nports = 0; /* Will be correctly set later, after
- Z FW is loaded */
- spin_lock_init(&cinfo->card_lock);
- for (port = cinfo->first_line;
- port < cinfo->first_line + nports; port++) {
- info = &cy_port[port];
- info->magic = CYCLADES_MAGIC;
- info->type = PORT_STARTECH;
- info->card = board;
- info->line = port;
- info->chip_rev = 0;
- info->flags = STD_COM_FLAGS;
- info->tty = NULL;
- if (mailbox == ZO_V1)
- info->xmit_fifo_size = CYZ_FIFO_SIZE;
- else
- info->xmit_fifo_size =
- 4 * CYZ_FIFO_SIZE;
- info->cor1 = 0;
- info->cor2 = 0;
- info->cor3 = 0;
- info->cor4 = 0;
- info->cor5 = 0;
- info->tbpr = 0;
- info->tco = 0;
- info->rbpr = 0;
- info->rco = 0;
- info->custom_divisor = 0;
- info->close_delay = 5 * HZ / 10;
- info->closing_wait = CLOSING_WAIT_DELAY;
- info->icount.cts = info->icount.dsr =
- info->icount.rng = info->icount.dcd = 0;
- info->icount.rx = info->icount.tx = 0;
- info->icount.frame = info->icount.parity = 0;
- info->icount.overrun = info->icount.brk = 0;
- info->x_char = 0;
- info->event = 0;
- info->count = 0;
- info->blocked_open = 0;
- info->default_threshold = 0;
- info->default_timeout = 0;
- INIT_WORK(&info->tqueue, do_softint);
- init_waitqueue_head(&info->open_wait);
- init_waitqueue_head(&info->close_wait);
- init_waitqueue_head(&info->shutdown_wait);
- init_waitqueue_head(&info->delta_msr_wait);
- /* info->session */
- /* info->pgrp */
- info->read_status_mask = 0;
- /* info->timeout */
- /* Bentson's vars */
- info->jiffies[0] = 0;
- info->jiffies[1] = 0;
- info->jiffies[2] = 0;
- info->rflush_count = 0;
-#ifdef CONFIG_CYZ_INTR
- init_timer(&cyz_rx_full_timer[port]);
- cyz_rx_full_timer[port].function = NULL;
+ retval = pci_register_driver(&cy_pci_driver);
+ if (retval && !nboards)
+ goto err_unr;
#endif
- }
- continue;
- } else { /* Cyclom-Y of some kind */
- index = cinfo->bus_index;
- spin_lock_init(&cinfo->card_lock);
- cinfo->nports = CyPORTS_PER_CHIP * cinfo->num_chips;
- for (port = cinfo->first_line;
- port < cinfo->first_line + cinfo->nports; port++) {
- info = &cy_port[port];
- info->magic = CYCLADES_MAGIC;
- info->type = PORT_CIRRUS;
- info->card = board;
- info->line = port;
- info->flags = STD_COM_FLAGS;
- info->tty = NULL;
- info->xmit_fifo_size = CyMAX_CHAR_FIFO;
- info->cor1 =
- CyPARITY_NONE | Cy_1_STOP | Cy_8_BITS;
- info->cor2 = CyETC;
- info->cor3 = 0x08; /* _very_ small rcv threshold */
- info->cor4 = 0;
- info->cor5 = 0;
- info->custom_divisor = 0;
- info->close_delay = 5 * HZ / 10;
- info->closing_wait = CLOSING_WAIT_DELAY;
- info->icount.cts = info->icount.dsr =
- info->icount.rng = info->icount.dcd = 0;
- info->icount.rx = info->icount.tx = 0;
- info->icount.frame = info->icount.parity = 0;
- info->icount.overrun = info->icount.brk = 0;
- chip_number = (port - cinfo->first_line) / 4;
- if ((info->chip_rev =
- cy_readb(cinfo->base_addr +
- (cy_chip_offset[chip_number] <<
- index) + (CyGFRCR << index))) >=
- CD1400_REV_J) {
- /* It is a CD1400 rev. J or later */
- info->tbpr = baud_bpr_60[13]; /* Tx BPR */
- info->tco = baud_co_60[13]; /* Tx CO */
- info->rbpr = baud_bpr_60[13]; /* Rx BPR */
- info->rco = baud_co_60[13]; /* Rx CO */
- info->rflow = 0;
- info->rtsdtr_inv = 1;
- } else {
- info->tbpr = baud_bpr_25[13]; /* Tx BPR */
- info->tco = baud_co_25[13]; /* Tx CO */
- info->rbpr = baud_bpr_25[13]; /* Rx BPR */
- info->rco = baud_co_25[13]; /* Rx CO */
- info->rflow = 0;
- info->rtsdtr_inv = 0;
- }
- info->x_char = 0;
- info->event = 0;
- info->count = 0;
- info->blocked_open = 0;
- info->default_threshold = 0;
- info->default_timeout = 0;
- INIT_WORK(&info->tqueue, do_softint);
- init_waitqueue_head(&info->open_wait);
- init_waitqueue_head(&info->close_wait);
- init_waitqueue_head(&info->shutdown_wait);
- init_waitqueue_head(&info->delta_msr_wait);
- /* info->session */
- /* info->pgrp */
- info->read_status_mask =
- CyTIMEOUT | CySPECHAR | CyBREAK
- | CyPARITY | CyFRAME | CyOVERRUN;
- /* info->timeout */
- }
- }
- }
-
-#ifndef CONFIG_CYZ_INTR
- if (number_z_boards && !cyz_timeron) {
- cyz_timeron++;
- cyz_timerlist.expires = jiffies + 1;
- add_timer(&cyz_timerlist);
-#ifdef CY_PCI_DEBUG
- printk("Cyclades-Z polling initialized\n");
-#endif
- }
-#endif /* CONFIG_CYZ_INTR */
return 0;
-
+err_unr:
+ tty_unregister_driver(cy_serial_driver);
+err_frtty:
+ put_tty_driver(cy_serial_driver);
+err:
+ return retval;
} /* cy_init */
static void __exit cy_cleanup_module(void)
{
+ struct cyclades_card *card;
int i, e1;
#ifndef CONFIG_CYZ_INTR
- if (cyz_timeron){
- cyz_timeron = 0;
- del_timer(&cyz_timerlist);
- }
+ del_timer_sync(&cyz_timerlist);
#endif /* CONFIG_CYZ_INTR */
if ((e1 = tty_unregister_driver(cy_serial_driver)))
- printk("cyc: failed to unregister Cyclades serial driver(%d)\n",
- e1);
+ printk(KERN_ERR "failed to unregister Cyclades serial "
+ "driver(%d)\n", e1);
- put_tty_driver(cy_serial_driver);
+#ifdef CONFIG_PCI
+ pci_unregister_driver(&cy_pci_driver);
+#endif
for (i = 0; i < NR_CARDS; i++) {
- if (cy_card[i].base_addr) {
- iounmap(cy_card[i].base_addr);
- if (cy_card[i].ctl_addr)
- iounmap(cy_card[i].ctl_addr);
- if (cy_card[i].irq
+ card = &cy_card[i];
+ if (card->base_addr) {
+ /* clear interrupt */
+ cy_writeb(card->base_addr + Cy_ClrIntr, 0);
+ iounmap(card->base_addr);
+ if (card->ctl_addr)
+ iounmap(card->ctl_addr);
+ if (card->irq
#ifndef CONFIG_CYZ_INTR
- && cy_card[i].num_chips != -1 /* not a Z card */
+ && !IS_CYC_Z(*card)
#endif /* CONFIG_CYZ_INTR */
)
- free_irq(cy_card[i].irq, &cy_card[i]);
-#ifdef CONFIG_PCI
- if (cy_card[i].pdev)
- pci_release_regions(cy_card[i].pdev);
-#endif
+ free_irq(card->irq, card);
+ for (e1 = card->first_line;
+ e1 < card->first_line +
+ card->nports; e1++)
+ tty_unregister_device(cy_serial_driver, e1);
+ kfree(card->ports);
}
}
+
+ put_tty_driver(cy_serial_driver);
} /* cy_cleanup_module */
module_init(cy_init);
projects / powerpc.git / blobdiff