[media] fc0011: Return early, if the frequency is already tuned

Return early, if we already tuned to a frequency.

Signed-off-by: Michael Buesch <m@bues.ch>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

1 files changed, 3 insertions, 0 deletions

diff --git a/drivers/media/tuners/fc0011.c b/drivers/media/tuners/fc0011.c
index 3932aa81e18c..18caab11c94b 100644
--- a/drivers/media/tuners/fc0011.c
+++ b/drivers/media/tuners/fc0011.c
@@ -187,6 +187,9 @@ static int fc0011_set_params(struct dvb_frontend *fe)
         u8 fa, fp, vco_sel, vco_cal;
         u8 regs[FC11_NR_REGS] = { };
 
+        if (priv->frequency == p->frequency)
+                return 0;
+
         regs[FC11_REG_7] = 0x0F;
         regs[FC11_REG_8] = 0x3E;
         regs[FC11_REG_10] = 0xB8;