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, &params);
+                params.enable = false;
+                params.shutdown = false;
+                params.invert_level = true;
+                v4l2_subdev_call(dev->sd_ir, ir, tx_s_parameters, &params);
+                params.shutdown = true;
+                v4l2_subdev_call(dev->sd_ir, ir, tx_s_parameters, &params);
                 break;
         case CX23885_BOARD_DVICO_FUSIONHDTV_DVB_T_DUAL_EXP:
                 request_module("ir-kbd-i2c");