video: ipu: simplify if else code

Simplify if/else code, since if channel equals to MEM_BG_SYNC or
MEM_FG_SYNC, we have value 5 for 'dc_chan'.

Signed-off-by: Peng Fan <Peng.Fan@freescale.com>
Cc: Anatolij Gustschin <agust@denx.de>
Cc: Stefano Babic <sbabic@denx.de>
Reviewed-by: Stefano Babic <sbabic@denx.de>

diff --git a/drivers/video/ipu_disp.c b/drivers/video/ipu_disp.c
index 4faeafb..7a87478 100644 (file)
--- a/drivers/video/ipu_disp.c
+++ b/drivers/video/ipu_disp.c
@@ -611,11 +611,9 @@ void ipu_dp_dc_enable(ipu_channel_t channel)
        uint32_t reg;
        uint32_t dc_chan;
 
-       if (channel == MEM_FG_SYNC)
-               dc_chan = 5;
        if (channel == MEM_DC_SYNC)
                dc_chan = 1;
-       else if (channel == MEM_BG_SYNC)
+       else if ((channel == MEM_BG_SYNC) || (channel == MEM_FG_SYNC))
                dc_chan = 5;
        else
                return;