diff options
Diffstat (limited to 'drivers/media/video/cx23885/cx23885-core.c')
| -rw-r--r-- | drivers/media/video/cx23885/cx23885-core.c | 115 |
1 files changed, 102 insertions, 13 deletions
diff --git a/drivers/media/video/cx23885/cx23885-core.c b/drivers/media/video/cx23885/cx23885-core.c index fa2d350..04b12d2 100644 --- a/drivers/media/video/cx23885/cx23885-core.c +++ b/drivers/media/video/cx23885/cx23885-core.c @@ -32,6 +32,9 @@ #include "cx23885.h" #include "cimax2.h" +#include "cx23888-ir.h" +#include "cx23885-ir.h" +#include "cx23885-input.h" MODULE_DESCRIPTION("Driver for cx23885 based TV cards"); MODULE_AUTHOR("Steven Toth <stoth@linuxtv.org>"); @@ -753,6 +756,23 @@ static void cx23885_dev_checkrevision(struct cx23885_dev *dev) __func__, dev->hwrevision); } +/* Find the first v4l2_subdev member of the group id in hw */ +struct v4l2_subdev *cx23885_find_hw(struct cx23885_dev *dev, u32 hw) +{ + struct v4l2_subdev *result = NULL; + struct v4l2_subdev *sd; + + spin_lock(&dev->v4l2_dev.lock); + v4l2_device_for_each_subdev(sd, &dev->v4l2_dev) { + if (sd->grp_id == hw) { + result = sd; + break; + } + } + spin_unlock(&dev->v4l2_dev.lock); + return result; +} + static int cx23885_dev_setup(struct cx23885_dev *dev) { int i; @@ -899,7 +919,7 @@ static int cx23885_dev_setup(struct cx23885_dev *dev) cx23885_i2c_register(&dev->i2c_bus[1]); cx23885_i2c_register(&dev->i2c_bus[2]); cx23885_card_setup(dev); - call_all(dev, tuner, s_standby); + call_all(dev, core, s_power, 0); cx23885_ir_init(dev); if (cx23885_boards[dev->board].porta == CX23885_ANALOG_VIDEO) { @@ -1637,6 +1657,7 @@ static irqreturn_t cx23885_irq(int irq, void *dev_id) u32 ts1_status, ts1_mask; u32 ts2_status, ts2_mask; int vida_count = 0, ts1_count = 0, ts2_count = 0, handled = 0; + bool ir_handled = false; pci_status = cx_read(PCI_INT_STAT); pci_mask = cx_read(PCI_INT_MSK); @@ -1662,18 +1683,12 @@ static irqreturn_t cx23885_irq(int irq, void *dev_id) dprintk(7, "ts2_status: 0x%08x ts2_mask: 0x%08x count: 0x%x\n", ts2_status, ts2_mask, ts2_count); - if ((pci_status & PCI_MSK_RISC_RD) || - (pci_status & PCI_MSK_RISC_WR) || - (pci_status & PCI_MSK_AL_RD) || - (pci_status & PCI_MSK_AL_WR) || - (pci_status & PCI_MSK_APB_DMA) || - (pci_status & PCI_MSK_VID_C) || - (pci_status & PCI_MSK_VID_B) || - (pci_status & PCI_MSK_VID_A) || - (pci_status & PCI_MSK_AUD_INT) || - (pci_status & PCI_MSK_AUD_EXT) || - (pci_status & PCI_MSK_GPIO0) || - (pci_status & PCI_MSK_GPIO1)) { + if (pci_status & (PCI_MSK_RISC_RD | PCI_MSK_RISC_WR | + PCI_MSK_AL_RD | PCI_MSK_AL_WR | PCI_MSK_APB_DMA | + PCI_MSK_VID_C | PCI_MSK_VID_B | PCI_MSK_VID_A | + PCI_MSK_AUD_INT | PCI_MSK_AUD_EXT | + PCI_MSK_GPIO0 | PCI_MSK_GPIO1 | + PCI_MSK_IR)) { if (pci_status & PCI_MSK_RISC_RD) dprintk(7, " (PCI_MSK_RISC_RD 0x%08x)\n", @@ -1722,6 +1737,10 @@ static irqreturn_t cx23885_irq(int irq, void *dev_id) if (pci_status & PCI_MSK_GPIO1) dprintk(7, " (PCI_MSK_GPIO1 0x%08x)\n", PCI_MSK_GPIO1); + + if (pci_status & PCI_MSK_IR) + dprintk(7, " (PCI_MSK_IR 0x%08x)\n", + PCI_MSK_IR); } if (cx23885_boards[dev->board].cimax > 0 && @@ -1752,12 +1771,48 @@ static irqreturn_t cx23885_irq(int irq, void *dev_id) if (vida_status) handled += cx23885_video_irq(dev, vida_status); + if (pci_status & PCI_MSK_IR) { + v4l2_subdev_call(dev->sd_ir, ir, interrupt_service_routine, + pci_status, &ir_handled); + if (ir_handled) + handled++; + } + if (handled) cx_write(PCI_INT_STAT, pci_status); out: return IRQ_RETVAL(handled); } +static void cx23885_v4l2_dev_notify(struct v4l2_subdev *sd, + unsigned int notification, void *arg) +{ + struct cx23885_dev *dev; + + if (sd == NULL) + return; + + dev = to_cx23885(sd->v4l2_dev); + + switch (notification) { + case V4L2_SUBDEV_IR_RX_NOTIFY: /* Called in an IRQ context */ + if (sd == dev->sd_ir) + cx23885_ir_rx_v4l2_dev_notify(sd, *(u32 *)arg); + break; + case V4L2_SUBDEV_IR_TX_NOTIFY: /* Called in an IRQ context */ + if (sd == dev->sd_ir) + cx23885_ir_tx_v4l2_dev_notify(sd, *(u32 *)arg); + break; + } +} + +static void cx23885_v4l2_dev_notify_init(struct cx23885_dev *dev) +{ + INIT_WORK(&dev->ir_rx_work, cx23885_ir_rx_work_handler); + INIT_WORK(&dev->ir_tx_work, cx23885_ir_tx_work_handler); + dev->v4l2_dev.notify = cx23885_v4l2_dev_notify; +} + static inline int encoder_on_portb(struct cx23885_dev *dev) { return cx23885_boards[dev->board].portb == CX23885_MPEG_ENCODER; @@ -1816,6 +1871,26 @@ void cx23885_gpio_clear(struct cx23885_dev *dev, u32 mask) printk(KERN_INFO "%s: Unsupported\n", dev->name); } +u32 cx23885_gpio_get(struct cx23885_dev *dev, u32 mask) +{ + if (mask & 0x00000007) + return (cx_read(GP0_IO) >> 8) & mask & 0x7; + + if (mask & 0x0007fff8) { + if (encoder_on_portb(dev) || encoder_on_portc(dev)) + printk(KERN_ERR + "%s: Reading GPIO moving on encoder ports\n", + dev->name); + return (cx_read(MC417_RWD) & ((mask & 0x7fff8) >> 3)) << 3; + } + + /* TODO: 23-19 */ + if (mask & 0x00f80000) + printk(KERN_INFO "%s: Unsupported\n", dev->name); + + return 0; +} + void cx23885_gpio_enable(struct cx23885_dev *dev, u32 mask, int asoutput) { if ((mask & 0x00000007) && asoutput) @@ -1854,6 +1929,9 @@ static int __devinit cx23885_initdev(struct pci_dev *pci_dev, if (err < 0) goto fail_free; + /* Prepare to handle notifications from subdevices */ + cx23885_v4l2_dev_notify_init(dev); + /* pci init */ dev->pci = pci_dev; if (pci_enable_device(pci_dev)) { @@ -1896,6 +1974,14 @@ static int __devinit cx23885_initdev(struct pci_dev *pci_dev, break; } + /* + * The CX2388[58] IR controller can start firing interrupts when + * enabled, so these have to take place after the cx23885_irq() handler + * is hooked up by the call to request_irq() above. + */ + cx23885_ir_pci_int_enable(dev); + cx23885_input_init(dev); + return 0; fail_irq: @@ -1912,6 +1998,9 @@ static void __devexit cx23885_finidev(struct pci_dev *pci_dev) struct v4l2_device *v4l2_dev = pci_get_drvdata(pci_dev); struct cx23885_dev *dev = to_cx23885(v4l2_dev); + cx23885_input_fini(dev); + cx23885_ir_fini(dev); + cx23885_shutdown(dev); pci_disable_device(pci_dev); |