V4L/DVB (5788): Cx88-input: convert nested if's to switch..case

In the function, cx88_ir_handle_key:
- convert nested if statement to a switch..case block

Signed-off-by: Michael Krufky <mkrufky@linuxtv.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>

diff --git a/drivers/media/video/cx88/cx88-input.c b/drivers/media/video/cx88/cx88-input.c
index 22cbdf2..f5d4a56 100644 (file)
--- a/drivers/media/video/cx88/cx88-input.c
+++ b/drivers/media/video/cx88/cx88-input.c
@@ -74,7 +74,8 @@ static void cx88_ir_handle_key(struct cx88_IR *ir)
 
        /* read gpio value */
        gpio = cx_read(ir->gpio_addr);
-       if (core->board == CX88_BOARD_NPGTECH_REALTV_TOP10FM) {
+       switch (core->board) {
+       case CX88_BOARD_NPGTECH_REALTV_TOP10FM:
                /* This board apparently uses a combination of 2 GPIO
                   to represent the keys. Additionally, the second GPIO
                   can be used for parity.
@@ -90,12 +91,14 @@ static void cx88_ir_handle_key(struct cx88_IR *ir)
                auxgpio = cx_read(MO_GP1_IO);
                /* Take out the parity part */
                gpio=(gpio & 0x7fd) + (auxgpio & 0xef);
-       } else if (core->board == CX88_BOARD_WINFAST_DTV1000) {
+               break;
+       case CX88_BOARD_WINFAST_DTV1000:
                gpio = (gpio & 0x6ff) | ((cx_read(MO_GP1_IO) << 8) & 0x900);
                auxgpio = gpio;
-       } else
+               break;
+       default:
                auxgpio = gpio;
-
+       }
        if (ir->polling) {
                if (ir->last_gpio == auxgpio)
                        return;