[media] em28xx: IR RC: move assignment of get_key functions from *_change_protocol...

The get_key functions are independent from the selected protocol, so assign
them once only at device initialization.

[mchehab@redhat.com: fix a merge conflict]
Signed-off-by: Frank Schäfer <fschaefer.oss@googlemail.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

diff --git a/drivers/media/usb/em28xx/em28xx-input.c b/drivers/media/usb/em28xx/em28xx-input.c
index 5b3292c..07f6030 100644 (file)
--- a/drivers/media/usb/em28xx/em28xx-input.c
+++ b/drivers/media/usb/em28xx/em28xx-input.c
@@ -384,7 +384,6 @@ static int em2860_ir_change_protocol(struct rc_dev *rc_dev, u64 *rc_type)
                *rc_type = ir->rc_type;
                return -EINVAL;
        }
-       ir->get_key = default_polling_getkey;
        em28xx_write_reg_bits(dev, EM28XX_R0F_XCLK, dev->board.xclk,
                              EM28XX_XCLK_IR_RC5_MODE);
 
@@ -420,10 +419,7 @@ static int em2874_ir_change_protocol(struct rc_dev *rc_dev, u64 *rc_type)
                *rc_type = ir->rc_type;
                return -EINVAL;
        }
-
-       ir->get_key = em2874_polling_getkey;
        em28xx_write_regs(dev, EM2874_R50_IR_CONFIG, &ir_config, 1);
-
        em28xx_write_reg_bits(dev, EM28XX_R0F_XCLK, dev->board.xclk,
                              EM28XX_XCLK_IR_RC5_MODE);
 
@@ -633,10 +629,12 @@ static int em28xx_ir_init(struct em28xx *dev)
        case CHIP_ID_EM2860:
        case CHIP_ID_EM2883:
                rc->allowed_protos = RC_BIT_RC5 | RC_BIT_NEC;
+               ir->get_key = default_polling_getkey;
                break;
        case CHIP_ID_EM2884:
        case CHIP_ID_EM2874:
        case CHIP_ID_EM28174:
+               ir->get_key = em2874_polling_getkey;
                rc->allowed_protos = RC_BIT_RC5 | RC_BIT_NEC | RC_BIT_RC6_0;
                break;
        default: