diff options
Diffstat (limited to 'drivers/media/video/cx23885/cx23885-cards.c')
| -rw-r--r-- | drivers/media/video/cx23885/cx23885-cards.c | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/drivers/media/video/cx23885/cx23885-cards.c b/drivers/media/video/cx23885/cx23885-cards.c index 29eea8d3613b..e9586743692b 100644 --- a/drivers/media/video/cx23885/cx23885-cards.c +++ b/drivers/media/video/cx23885/cx23885-cards.c @@ -962,6 +962,24 @@ void cx23885_gpio_setup(struct cx23885_dev *dev) int cx23885_ir_init(struct cx23885_dev *dev) { + static struct v4l2_subdev_io_pin_config ir_pin_cfg[] = { + { + .flags = V4L2_SUBDEV_IO_PIN_INPUT, + .pin = CX23885_PIN_IR_RX_GPIO19, + .function = CX23885_PAD_IR_RX, + .value = 0, + .strength = CX25840_PIN_DRIVE_MEDIUM, + }, { + .flags = V4L2_SUBDEV_IO_PIN_OUTPUT, + .pin = CX23885_PIN_IR_TX_GPIO20, + .function = CX23885_PAD_IR_TX, + .value = 0, + .strength = CX25840_PIN_DRIVE_MEDIUM, + } + }; + const size_t ir_pin_cfg_count = ARRAY_SIZE(ir_pin_cfg); + + struct v4l2_subdev_ir_parameters params; int ret = 0; switch (dev->board) { case CX23885_BOARD_HAUPPAUGE_HVR1250: @@ -982,7 +1000,20 @@ int cx23885_ir_init(struct cx23885_dev *dev) if (ret) break; dev->sd_ir = cx23885_find_hw(dev, CX23885_HW_888_IR); + v4l2_subdev_call(dev->sd_cx25840, core, s_io_pin_config, + ir_pin_cfg_count, ir_pin_cfg); dev->pci_irqmask |= PCI_MSK_IR; + /* + * For these boards we need to invert the Tx output via the + * IR controller to have the LED off while idle + */ + v4l2_subdev_call(dev->sd_ir, ir, tx_g_parameters, ¶ms); + params.enable = false; + params.shutdown = false; + params.invert_level = true; + v4l2_subdev_call(dev->sd_ir, ir, tx_s_parameters, ¶ms); + params.shutdown = true; + v4l2_subdev_call(dev->sd_ir, ir, tx_s_parameters, ¶ms); break; case CX23885_BOARD_DVICO_FUSIONHDTV_DVB_T_DUAL_EXP: request_module("ir-kbd-i2c"); |