static ssize_t input_map_show(struct device *dev,
struct device_attribute *attr,
char *buf)
{
struct solo6010_dev *solo_dev =
container_of(dev, struct solo6010_dev, dev);
unsigned int val;
char *out = buf;
val = solo_reg_read(solo_dev, SOLO_VI_CH_SWITCH_0);
out += sprintf(out, "Channel 0 => Input %d\n", val & 0x1f);
out += sprintf(out, "Channel 1 => Input %d\n", (val >> 5) & 0x1f);
out += sprintf(out, "Channel 2 => Input %d\n", (val >> 10) & 0x1f);
out += sprintf(out, "Channel 3 => Input %d\n", (val >> 15) & 0x1f);
out += sprintf(out, "Channel 4 => Input %d\n", (val >> 20) & 0x1f);
out += sprintf(out, "Channel 5 => Input %d\n", (val >> 25) & 0x1f);
val = solo_reg_read(solo_dev, SOLO_VI_CH_SWITCH_1);
out += sprintf(out, "Channel 6 => Input %d\n", val & 0x1f);
out += sprintf(out, "Channel 7 => Input %d\n", (val >> 5) & 0x1f);
out += sprintf(out, "Channel 8 => Input %d\n", (val >> 10) & 0x1f);
out += sprintf(out, "Channel 9 => Input %d\n", (val >> 15) & 0x1f);
out += sprintf(out, "Channel 10 => Input %d\n", (val >> 20) & 0x1f);
out += sprintf(out, "Channel 11 => Input %d\n", (val >> 25) & 0x1f);
val = solo_reg_read(solo_dev, SOLO_VI_CH_SWITCH_2);
out += sprintf(out, "Channel 12 => Input %d\n", val & 0x1f);
out += sprintf(out, "Channel 13 => Input %d\n", (val >> 5) & 0x1f);
out += sprintf(out, "Channel 14 => Input %d\n", (val >> 10) & 0x1f);
out += sprintf(out, "Channel 15 => Input %d\n", (val >> 15) & 0x1f);
out += sprintf(out, "Spot Output => Input %d\n", (val >> 20) & 0x1f);
return out - buf;
}
static void solo_gpio_mode(struct solo_dev *solo_dev,
unsigned int port_mask, unsigned int mode)
{
int port;
unsigned int ret;
ret = solo_reg_read(solo_dev, SOLO_GPIO_CONFIG_0);
/* To set gpio */
for (port = 0; port < 16; port++) {
if (!((1 << port) & port_mask))
continue;
ret &= (~(3 << (port << 1)));
ret |= ((mode & 3) << (port << 1));
}
solo_reg_write(solo_dev, SOLO_GPIO_CONFIG_0, ret);
/* To set extended gpio - sensor */
ret = solo_reg_read(solo_dev, SOLO_GPIO_CONFIG_1);
for (port = 0; port < 16; port++) {
if (!((1 << (port + 16)) & port_mask))
continue;
if (!mode)
ret &= ~(1 << port);
else
ret |= 1 << port;
}
solo_reg_write(solo_dev, SOLO_GPIO_CONFIG_1, ret);
}
static void solo_thread_try(struct solo_dev *solo_dev)
{
struct solo_vb2_buf *vb;
/* Only "break" from this loop if slock is held, otherwise
* just return. */
for (;;) {
unsigned int cur_write;
cur_write = SOLO_VI_STATUS0_PAGE(
solo_reg_read(solo_dev, SOLO_VI_STATUS0));
if (cur_write == solo_dev->old_write)
return;
spin_lock(&solo_dev->slock);
if (list_empty(&solo_dev->vidq_active))
break;
vb = list_first_entry(&solo_dev->vidq_active, struct solo_vb2_buf,
list);
solo_dev->old_write = cur_write;
list_del(&vb->list);
spin_unlock(&solo_dev->slock);
solo_fillbuf(solo_dev, &vb->vb);
}
assert_spin_locked(&solo_dev->slock);
spin_unlock(&solo_dev->slock);
}
static void solo_thread_try(struct solo_filehandle *fh)
{
struct videobuf_buffer *vb;
unsigned int cur_write;
for (;;) {
spin_lock(&fh->slock);
if (list_empty(&fh->vidq_active))
break;
vb = list_first_entry(&fh->vidq_active, struct videobuf_buffer,
queue);
if (!waitqueue_active(&vb->done))
break;
cur_write = SOLO_VI_STATUS0_PAGE(solo_reg_read(fh->solo_dev,
SOLO_VI_STATUS0));
if (cur_write == fh->old_write)
break;
fh->old_write = cur_write;
list_del(&vb->queue);
spin_unlock(&fh->slock);
solo_fillbuf(fh, vb);
}
assert_spin_locked(&fh->slock);
spin_unlock(&fh->slock);
}
/* XXX We should check the return value of the sub-device ISR's */
static irqreturn_t solo_isr(int irq, void *data)
{
struct solo_dev *solo_dev = data;
u32 status;
int i;
status = solo_reg_read(solo_dev, SOLO_IRQ_STAT);
if (!status)
return IRQ_NONE;
if (status & ~solo_dev->irq_mask) {
solo_reg_write(solo_dev, SOLO_IRQ_STAT,
status & ~solo_dev->irq_mask);
status &= solo_dev->irq_mask;
}
if (status & SOLO_IRQ_PCI_ERR) {
u32 err = solo_reg_read(solo_dev, SOLO_PCI_ERR);
solo_p2m_error_isr(solo_dev, err);
solo_reg_write(solo_dev, SOLO_IRQ_STAT, SOLO_IRQ_PCI_ERR);
}
for (i = 0; i < SOLO_NR_P2M; i++)
if (status & SOLO_IRQ_P2M(i))
solo_p2m_isr(solo_dev, i);
if (status & SOLO_IRQ_IIC)
solo_i2c_isr(solo_dev);
if (status & SOLO_IRQ_VIDEO_IN)
solo_video_in_isr(solo_dev);
/* Call this first so enc gets detected flag set */
if (status & SOLO_IRQ_MOTION)
solo_motion_isr(solo_dev);
if (status & SOLO_IRQ_ENCODER)
solo_enc_v4l2_isr(solo_dev);
if (status & SOLO_IRQ_G723)
solo_g723_isr(solo_dev);
return IRQ_HANDLED;
}
/* Mutex must be held for p2m_id before calling this!! */
int solo_p2m_dma_desc(struct solo6010_dev *solo_dev,
struct solo_p2m_desc *desc, dma_addr_t desc_dma,
int desc_cnt)
{
struct solo_p2m_dev *p2m_dev;
unsigned int timeout = 0;
unsigned int config = 0;
int ret = 0;
int p2m_id;
/* Get next ID */
p2m_id = atomic_inc_return(&solo_dev->p2m_count) % SOLO_NR_P2M;
if (p2m_id < 0)
p2m_id = 0 - p2m_id;
p2m_dev = &solo_dev->p2m_dev[p2m_id];
if (mutex_lock_interruptible(&p2m_dev->mutex))
return -EINTR;
INIT_COMPLETION(p2m_dev->completion);
p2m_dev->error = 0;
if (desc_cnt > 1) {
/* We only need to do this when we have more than one
* descriptor. */
config = solo_reg_read(solo_dev, SOLO_P2M_CONFIG(p2m_id));
solo_reg_write(solo_dev, SOLO_P2M_DES_ADR(p2m_id), desc_dma);
solo_reg_write(solo_dev, SOLO_P2M_DESC_ID(p2m_id), desc_cnt);
solo_reg_write(solo_dev, SOLO_P2M_CONFIG(p2m_id), config |
SOLO_P2M_DESC_MODE);
} else {
solo_reg_write(solo_dev, SOLO_P2M_TAR_ADR(p2m_id), desc[1].dma_addr);
solo_reg_write(solo_dev, SOLO_P2M_EXT_ADR(p2m_id), desc[1].ext_addr);
solo_reg_write(solo_dev, SOLO_P2M_EXT_CFG(p2m_id), desc[1].cfg);
solo_reg_write(solo_dev, SOLO_P2M_CONTROL(p2m_id), desc[1].ctrl);
}
timeout = wait_for_completion_timeout(&p2m_dev->completion,
msecs_to_jiffies(solo_dev->p2m_msecs));
solo_reg_write(solo_dev, SOLO_P2M_CONTROL(p2m_id), 0);
if (desc_cnt > 1)
solo_reg_write(solo_dev, SOLO_P2M_CONFIG(p2m_id), config);
if (WARN_ON_ONCE(p2m_dev->error))
ret = -EIO;
else if (timeout == 0)
ret = -EAGAIN;
mutex_unlock(&p2m_dev->mutex);
return ret;
}
int solo_i2c_isr(struct solo6010_dev *solo_dev)
{
u32 status = solo_reg_read(solo_dev, SOLO_IIC_CTRL);
int ret = -EINVAL;
solo_reg_write(solo_dev, SOLO_IRQ_STAT, SOLO_IRQ_IIC);
if (status & (SOLO_IIC_STATE_TRNS & SOLO_IIC_STATE_SIG_ERR) ||
solo_dev->i2c_id < 0) {
solo_i2c_stop(solo_dev);
return -ENXIO;
}
switch (solo_dev->i2c_state) {
case IIC_STATE_START:
if (solo_dev->i2c_msg->flags & I2C_M_RD) {
solo_dev->i2c_state = IIC_STATE_READ;
ret = solo_i2c_handle_read(solo_dev);
break;
}
solo_dev->i2c_state = IIC_STATE_WRITE;
case IIC_STATE_WRITE:
ret = solo_i2c_handle_write(solo_dev);
break;
case IIC_STATE_READ:
solo_dev->i2c_msg->buf[solo_dev->i2c_msg_ptr] =
solo_reg_read(solo_dev, SOLO_IIC_RXD);
solo_dev->i2c_msg_ptr++;
ret = solo_i2c_handle_read(solo_dev);
break;
default:
solo_i2c_stop(solo_dev);
}
return ret;
}
static void solo_timer_sync(struct solo6010_dev *solo_dev)
{
u32 sec, usec;
struct timespec ts;
long diff;
if (solo_dev->type != SOLO_DEV_6110)
return;
if (++solo_dev->time_sync < 60)
return;
solo_dev->time_sync = 0;
sec = solo_reg_read(solo_dev, SOLO_TIMER_SEC);
usec = solo_reg_read(solo_dev, SOLO_TIMER_USEC);
ktime_get_ts(&ts);
diff = (long)ts.tv_sec - (long)sec;
diff = (diff * 1000000)
+ ((long)(ts.tv_nsec / NSEC_PER_USEC) - (long)usec);
if (diff > 1000 || diff < -1000) {
solo_set_time(solo_dev);
} else if (diff) {
long usec_lsb = solo_dev->usec_lsb;
usec_lsb -= diff / 4;
if (usec_lsb < 0)
usec_lsb = 0;
else if (usec_lsb > 255)
usec_lsb = 255;
solo_dev->usec_lsb = usec_lsb;
solo_reg_write(solo_dev, SOLO_TIMER_USEC_LSB,
solo_dev->usec_lsb);
}
}
static int solo_disp_g_ctrl(struct file *file, void *priv,
struct v4l2_control *ctrl)
{
struct solo_filehandle *fh = priv;
struct solo6010_dev *solo_dev = fh->solo_dev;
switch (ctrl->id) {
case V4L2_CID_MOTION_TRACE:
ctrl->value = solo_reg_read(solo_dev, SOLO_VI_MOTION_BAR)
? 1 : 0;
return 0;
}
return -EINVAL;
}
static void solo_timer_sync(struct solo6010_dev *solo_dev)
{
u32 sec, usec;
struct timeval tv;
long diff;
if (solo_dev->type != SOLO_DEV_6110)
return;
solo_dev->time_sync++;
if (solo_dev->time_sync % 60)
return;
sec = solo_reg_read(solo_dev, SOLO_TIMER_SEC);
usec = solo_reg_read(solo_dev, SOLO_TIMER_USEC);
do_gettimeofday(&tv);
diff = (long)tv.tv_sec - (long)sec;
diff = (diff * 1000000) + ((long)tv.tv_usec - (long)usec);
if (diff > 1000 || diff < -1000) {
solo_set_time(solo_dev);
} else if (diff) {
long usec_lsb = solo_dev->usec_lsb;
usec_lsb -= diff / 4;
if (usec_lsb < 0)
usec_lsb = 0;
else if (usec_lsb > 255)
usec_lsb = 255;
solo_dev->usec_lsb = usec_lsb;
solo_reg_write(solo_dev, SOLO_TIMER_USEC_LSB, solo_dev->usec_lsb);
}
}
static ssize_t intervals_show(struct device *dev,
struct device_attribute *attr,
char *buf)
{
struct solo6010_dev *solo_dev =
container_of(dev, struct solo6010_dev, dev);
char *out = buf;
int fps = solo_dev->fps;
int i;
for (i = 0; i < solo_dev->nr_chans; i++) {
out += sprintf(out, "Channel %d: %d/%d (0x%08x)\n",
i, solo_dev->v4l2_enc[i]->interval, fps,
solo_reg_read(solo_dev, SOLO_CAP_CH_INTV(i)));
}
return out - buf;
}
static irqreturn_t solo6010_isr(int irq, void *data)
{
struct solo6010_dev *solo_dev = data;
u32 status;
int i;
status = solo_reg_read(solo_dev, SOLO_IRQ_STAT);
if (!status)
return IRQ_NONE;
if (status & ~solo_dev->irq_mask) {
solo_reg_write(solo_dev, SOLO_IRQ_STAT,
status & ~solo_dev->irq_mask);
status &= solo_dev->irq_mask;
}
if (status & SOLO_IRQ_PCI_ERR)
solo_p2m_error_isr(solo_dev);
for (i = 0; i < SOLO_NR_P2M; i++)
if (status & SOLO_IRQ_P2M(i))
solo_p2m_isr(solo_dev, i);
if (status & SOLO_IRQ_IIC)
solo_i2c_isr(solo_dev);
if (status & SOLO_IRQ_VIDEO_IN) {
solo_video_in_isr(solo_dev);
solo_timer_sync(solo_dev);
}
if (status & SOLO_IRQ_ENCODER)
solo_enc_v4l2_isr(solo_dev);
if (status & SOLO_IRQ_G723)
solo_g723_isr(solo_dev);
/* Clear all interrupts handled */
solo_reg_write(solo_dev, SOLO_IRQ_STAT, status);
return IRQ_HANDLED;
}
static void solo_thread_try(struct solo_filehandle *fh)
{
struct videobuf_buffer *vb;
/* Only "break" from this loop if slock is held, otherwise
* just return. */
for (;;) {
unsigned int cur_write;
cur_write = SOLO_VI_STATUS0_PAGE(
solo_reg_read(fh->solo_dev, SOLO_VI_STATUS0));
if (cur_write == fh->old_write)
return;
spin_lock(&fh->slock);
if (list_empty(&fh->vidq_active))
break;
vb = list_first_entry(&fh->vidq_active, struct videobuf_buffer,
queue);
if (!waitqueue_active(&vb->done))
break;
fh->old_write = cur_write;
list_del(&vb->queue);
vb->state = VIDEOBUF_ACTIVE;
spin_unlock(&fh->slock);
solo_fillbuf(fh, vb);
}
assert_spin_locked(&fh->slock);
spin_unlock(&fh->slock);
}
static unsigned int solo_eeprom_reg_read(struct solo6010_dev *solo_dev)
{
return ((solo_reg_read(solo_dev, SOLO_EEPROM_CTRL) & EE_DATA_READ) ? 1 : 0);
}
static int __devinit solo6010_pci_probe(struct pci_dev *pdev,
const struct pci_device_id *id)
{
struct solo6010_dev *solo_dev;
int ret;
int sdram;
u8 chip_id;
if ((solo_dev = kzalloc(sizeof(*solo_dev), GFP_KERNEL)) == NULL)
return -ENOMEM;
solo_dev->pdev = pdev;
spin_lock_init(&solo_dev->reg_io_lock);
pci_set_drvdata(pdev, solo_dev);
if ((ret = pci_enable_device(pdev)))
goto fail_probe;
pci_set_master(pdev);
if ((ret = pci_request_regions(pdev, SOLO6010_NAME)))
goto fail_probe;
if ((solo_dev->reg_base = pci_ioremap_bar(pdev, 0)) == NULL) {
ret = -ENOMEM;
goto fail_probe;
}
chip_id = solo_reg_read(solo_dev, SOLO_CHIP_OPTION) &
SOLO_CHIP_ID_MASK;
switch (chip_id) {
case 7:
solo_dev->nr_chans = 16;
solo_dev->nr_ext = 5;
break;
case 6:
solo_dev->nr_chans = 8;
solo_dev->nr_ext = 2;
break;
default:
dev_warn(&pdev->dev, "Invalid chip_id 0x%02x, "
"defaulting to 4 channels\n",
chip_id);
case 5:
solo_dev->nr_chans = 4;
solo_dev->nr_ext = 1;
}
/* Disable all interrupts to start */
solo6010_irq_off(solo_dev, ~0);
/* Initial global settings */
solo_reg_write(solo_dev, SOLO_SYS_CFG, SOLO_SYS_CFG_SDRAM64BIT |
SOLO_SYS_CFG_INPUTDIV(25) |
SOLO_SYS_CFG_FEEDBACKDIV((SOLO_CLOCK_MHZ * 2) - 2) |
SOLO_SYS_CFG_OUTDIV(3));
solo_reg_write(solo_dev, SOLO_TIMER_CLOCK_NUM, SOLO_CLOCK_MHZ - 1);
/* PLL locking time of 1ms */
mdelay(1);
ret = request_irq(pdev->irq, solo6010_isr, IRQF_SHARED, SOLO6010_NAME,
solo_dev);
if (ret)
goto fail_probe;
/* Handle this from the start */
solo6010_irq_on(solo_dev, SOLO_IRQ_PCI_ERR);
if ((ret = solo_i2c_init(solo_dev)))
goto fail_probe;
/* Setup the DMA engine */
sdram = (solo_dev->nr_chans >= 8) ? 2 : 1;
solo_reg_write(solo_dev, SOLO_DMA_CTRL,
SOLO_DMA_CTRL_REFRESH_CYCLE(1) |
SOLO_DMA_CTRL_SDRAM_SIZE(sdram) |
SOLO_DMA_CTRL_SDRAM_CLK_INVERT |
SOLO_DMA_CTRL_READ_CLK_SELECT |
SOLO_DMA_CTRL_LATENCY(1));
if ((ret = solo_p2m_init(solo_dev)))
goto fail_probe;
if ((ret = solo_disp_init(solo_dev)))
goto fail_probe;
if ((ret = solo_gpio_init(solo_dev)))
goto fail_probe;
if ((ret = solo_tw28_init(solo_dev)))
goto fail_probe;
if ((ret = solo_v4l2_init(solo_dev)))
goto fail_probe;
if ((ret = solo_enc_init(solo_dev)))
goto fail_probe;
if ((ret = solo_enc_v4l2_init(solo_dev)))
goto fail_probe;
if ((ret = solo_g723_init(solo_dev)))
goto fail_probe;
return 0;
fail_probe:
free_solo_dev(solo_dev);
return ret;
}
static int __devinit solo6010_pci_probe(struct pci_dev *pdev,
const struct pci_device_id *id)
{
struct solo6010_dev *solo_dev;
int ret;
u8 chip_id;
solo_dev = kzalloc(sizeof(*solo_dev), GFP_KERNEL);
if (solo_dev == NULL)
return -ENOMEM;
if (id->driver_data == SOLO_DEV_6010)
dev_info(&pdev->dev, "Probing Softlogic 6010\n");
else
dev_info(&pdev->dev, "Probing Softlogic 6110\n");
solo_dev->type = id->driver_data;
solo_dev->pdev = pdev;
spin_lock_init(&solo_dev->reg_io_lock);
pci_set_drvdata(pdev, solo_dev);
solo_dev->p2m_jiffies = msecs_to_jiffies(100); /* Only for during init */
if ((ret = pci_enable_device(pdev)))
goto fail_probe;
pci_set_master(pdev);
/* RETRY/TRDY Timeout disabled */
pci_write_config_byte(pdev, 0x40, 0x00);
pci_write_config_byte(pdev, 0x41, 0x00);
if ((ret = pci_request_regions(pdev, SOLO6010_NAME)))
goto fail_probe;
if ((solo_dev->reg_base = pci_ioremap_bar(pdev, 0)) == NULL) {
ret = -ENOMEM;
goto fail_probe;
}
chip_id = solo_reg_read(solo_dev, SOLO_CHIP_OPTION) &
SOLO_CHIP_ID_MASK;
switch (chip_id) {
case 7:
solo_dev->nr_chans = 16;
solo_dev->nr_ext = 5;
break;
case 6:
solo_dev->nr_chans = 8;
solo_dev->nr_ext = 2;
break;
default:
dev_warn(&pdev->dev, "Invalid chip_id 0x%02x, "
"defaulting to 4 channels\n",
chip_id);
case 5:
solo_dev->nr_chans = 4;
solo_dev->nr_ext = 1;
}
/* Disable all interrupts to start */
solo6010_irq_off(solo_dev, ~0);
/* Initial global settings */
if (solo_dev->type == SOLO_DEV_6010) {
solo_dev->clock_mhz = 108;
solo_reg_write(solo_dev, SOLO_SYS_CFG, SOLO_SYS_CFG_SDRAM64BIT |
SOLO_SYS_CFG_INPUTDIV(25) |
SOLO_SYS_CFG_FEEDBACKDIV((solo_dev->clock_mhz * 2) - 2) |
SOLO_SYS_CFG_OUTDIV(3));
} else {
u32 divq, divf;
solo_dev->clock_mhz = 135;
if (solo_dev->clock_mhz < 125) {
divq = 3;
divf = (solo_dev->clock_mhz * 4) / 3 - 1;
} else {
divq = 2;
divf = (solo_dev->clock_mhz * 2) / 3 - 1;
}
solo_reg_write(solo_dev, SOLO_PLL_CONFIG,
(1 << 20) | /* PLL_RANGE */
(8 << 15) | /* PLL_DIVR */
(divq << 12 ) |
(divf << 4 ) |
(1 << 1) /* PLL_FSEN */ );
solo_reg_write(solo_dev, SOLO_SYS_CFG, SOLO_SYS_CFG_SDRAM64BIT);
}
solo_reg_write(solo_dev, SOLO_TIMER_CLOCK_NUM, solo_dev->clock_mhz - 1);
/* PLL locking time of 1ms */
mdelay(1);
ret = request_irq(pdev->irq, solo6010_isr, IRQF_SHARED, SOLO6010_NAME,
solo_dev);
if (ret)
goto fail_probe;
/* Handle this from the start */
solo6010_irq_on(solo_dev, SOLO_IRQ_PCI_ERR);
if ((ret = solo_i2c_init(solo_dev)))
goto fail_probe;
/* Setup the DMA engine */
solo_reg_write(solo_dev, SOLO_DMA_CTRL,
SOLO_DMA_CTRL_REFRESH_CYCLE(1) |
SOLO_DMA_CTRL_SDRAM_SIZE(2) |
SOLO_DMA_CTRL_SDRAM_CLK_INVERT |
SOLO_DMA_CTRL_READ_CLK_SELECT |
SOLO_DMA_CTRL_LATENCY(1));
/* Undocumented crap */
if (solo_dev->type == SOLO_DEV_6010) {
solo_reg_write(solo_dev, SOLO_DMA_CTRL1, 1 << 8);
} else {
solo_reg_write(solo_dev, SOLO_DMA_CTRL1, 3 << 8);
solo_dev->usec_lsb = 0x3f;
solo_set_time(solo_dev);
}
/* Disable watchdog */
solo_reg_write(solo_dev, SOLO_TIMER_WATCHDOG, 0xff);
/* Initialize sub components */
if ((ret = solo_p2m_init(solo_dev)))
goto fail_probe;
if ((ret = solo_disp_init(solo_dev)))
goto fail_probe;
if ((ret = solo_gpio_init(solo_dev)))
goto fail_probe;
if ((ret = solo_tw28_init(solo_dev)))
goto fail_probe;
if ((ret = solo_v4l2_init(solo_dev)))
goto fail_probe;
if ((ret = solo_enc_init(solo_dev)))
goto fail_probe;
if ((ret = solo_enc_v4l2_init(solo_dev)))
goto fail_probe;
if ((ret = solo_g723_init(solo_dev)))
goto fail_probe;
if ((ret = solo_sysfs_init(solo_dev)))
goto fail_probe;
/* Now that init is over, set this lower */
solo_dev->p2m_jiffies = msecs_to_jiffies(50);
return 0;
fail_probe:
free_solo_dev(solo_dev);
return ret;
}
static int __devinit solo_pci_probe(struct pci_dev *pdev,
const struct pci_device_id *id)
{
struct solo_dev *solo_dev;
int ret;
int sdram;
u8 chip_id;
u32 reg;
solo_dev = kzalloc(sizeof(*solo_dev), GFP_KERNEL);
if (solo_dev == NULL)
return -ENOMEM;
solo_dev->pdev = pdev;
spin_lock_init(&solo_dev->reg_io_lock);
pci_set_drvdata(pdev, solo_dev);
ret = pci_enable_device(pdev);
if (ret)
goto fail_probe;
pci_set_master(pdev);
ret = pci_request_regions(pdev, SOLO6X10_NAME);
if (ret)
goto fail_probe;
solo_dev->reg_base = pci_ioremap_bar(pdev, 0);
if (solo_dev->reg_base == NULL) {
ret = -ENOMEM;
goto fail_probe;
}
chip_id = solo_reg_read(solo_dev, SOLO_CHIP_OPTION) &
SOLO_CHIP_ID_MASK;
switch (chip_id) {
case 7:
solo_dev->nr_chans = 16;
solo_dev->nr_ext = 5;
break;
case 6:
solo_dev->nr_chans = 8;
solo_dev->nr_ext = 2;
break;
default:
dev_warn(&pdev->dev, "Invalid chip_id 0x%02x, "
"defaulting to 4 channels\n",
chip_id);
case 5:
solo_dev->nr_chans = 4;
solo_dev->nr_ext = 1;
}
solo_dev->flags = id->driver_data;
/* Disable all interrupts to start */
solo_irq_off(solo_dev, ~0);
reg = SOLO_SYS_CFG_SDRAM64BIT;
/* Initial global settings */
if (!(solo_dev->flags & FLAGS_6110))
reg |= SOLO6010_SYS_CFG_INPUTDIV(25) |
SOLO6010_SYS_CFG_FEEDBACKDIV((SOLO_CLOCK_MHZ * 2) - 2) |
SOLO6010_SYS_CFG_OUTDIV(3);
solo_reg_write(solo_dev, SOLO_SYS_CFG, reg);
if (solo_dev->flags & FLAGS_6110) {
u32 sys_clock_MHz = SOLO_CLOCK_MHZ;
u32 pll_DIVQ;
u32 pll_DIVF;
if (sys_clock_MHz < 125) {
pll_DIVQ = 3;
pll_DIVF = (sys_clock_MHz * 4) / 3;
} else {
pll_DIVQ = 2;
pll_DIVF = (sys_clock_MHz * 2) / 3;
}
solo_reg_write(solo_dev, SOLO6110_PLL_CONFIG,
SOLO6110_PLL_RANGE_5_10MHZ |
SOLO6110_PLL_DIVR(9) |
SOLO6110_PLL_DIVQ_EXP(pll_DIVQ) |
SOLO6110_PLL_DIVF(pll_DIVF) | SOLO6110_PLL_FSEN);
mdelay(1); /* PLL Locking time (1ms) */
solo_reg_write(solo_dev, SOLO_DMA_CTRL1, 3 << 8); /* ? */
} else
solo_reg_write(solo_dev, SOLO_DMA_CTRL1, 1 << 8); /* ? */
solo_reg_write(solo_dev, SOLO_TIMER_CLOCK_NUM, SOLO_CLOCK_MHZ - 1);
/* PLL locking time of 1ms */
mdelay(1);
ret = request_irq(pdev->irq, solo_isr, IRQF_SHARED, SOLO6X10_NAME,
solo_dev);
if (ret)
goto fail_probe;
/* Handle this from the start */
solo_irq_on(solo_dev, SOLO_IRQ_PCI_ERR);
ret = solo_i2c_init(solo_dev);
if (ret)
goto fail_probe;
/* Setup the DMA engine */
sdram = (solo_dev->nr_chans >= 8) ? 2 : 1;
solo_reg_write(solo_dev, SOLO_DMA_CTRL,
SOLO_DMA_CTRL_REFRESH_CYCLE(1) |
SOLO_DMA_CTRL_SDRAM_SIZE(sdram) |
SOLO_DMA_CTRL_SDRAM_CLK_INVERT |
SOLO_DMA_CTRL_READ_CLK_SELECT |
SOLO_DMA_CTRL_LATENCY(1));
ret = solo_p2m_init(solo_dev);
if (ret)
goto fail_probe;
ret = solo_disp_init(solo_dev);
if (ret)
goto fail_probe;
ret = solo_gpio_init(solo_dev);
if (ret)
goto fail_probe;
ret = solo_tw28_init(solo_dev);
if (ret)
goto fail_probe;
ret = solo_v4l2_init(solo_dev);
if (ret)
goto fail_probe;
ret = solo_enc_init(solo_dev);
if (ret)
goto fail_probe;
ret = solo_enc_v4l2_init(solo_dev);
if (ret)
goto fail_probe;
ret = solo_g723_init(solo_dev);
if (ret)
goto fail_probe;
return 0;
fail_probe:
free_solo_dev(solo_dev);
return ret;
}
static void solo_gpio_clear(struct solo_dev *solo_dev, unsigned int value)
{
solo_reg_write(solo_dev, SOLO_GPIO_DATA_OUT,
solo_reg_read(solo_dev, SOLO_GPIO_DATA_OUT) & ~value);
}