aboutsummaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
authorMauro Carvalho Chehab <mchehab@redhat.com>2013-04-11 13:22:21 -0300
committerMauro Carvalho Chehab <mchehab@redhat.com>2013-04-16 21:33:59 -0300
commit4176e7ea8885a3cb3f5bbbf28480b421ef9b8f47 (patch)
tree9f6a9dd23a918e935b0195c7299d5e69076c2bd4
parent52775fd5b599c79e9a4152f75a6426bf376198dc (diff)
[media] r820t: avoid rewrite all regs when not needed
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com> Tested-by: Antti Palosaari <crope@iki.fi>
-rw-r--r--drivers/media/tuners/r820t.c11
1 files changed, 5 insertions, 6 deletions
diff --git a/drivers/media/tuners/r820t.c b/drivers/media/tuners/r820t.c
index 2e6a690ffb1a..fc660f27edb3 100644
--- a/drivers/media/tuners/r820t.c
+++ b/drivers/media/tuners/r820t.c
@@ -2006,18 +2006,17 @@ static int r820t_imr_callibrate(struct r820t_priv *priv)
if (priv->init_done)
return 0;
- /* Initialize registers */
- rc = r820t_write(priv, 0x05,
- r820t_init_array, sizeof(r820t_init_array));
- if (rc < 0)
- return rc;
-
/* Detect Xtal capacitance */
if ((priv->cfg->rafael_chip == CHIP_R820T) ||
(priv->cfg->rafael_chip == CHIP_R828S) ||
(priv->cfg->rafael_chip == CHIP_R820C)) {
priv->xtal_cap_sel = XTAL_HIGH_CAP_0P;
} else {
+ /* Initialize registers */
+ rc = r820t_write(priv, 0x05,
+ r820t_init_array, sizeof(r820t_init_array));
+ if (rc < 0)
+ return rc;
for (i = 0; i < 3; i++) {
rc = r820t_xtal_check(priv);
if (rc < 0)

Privacy Policy