This is part of the original driver, and adding it doesn't hurt,
so add it, to better sync the code.
Signed-off-by: Mauro Carvalho Chehab <mche...@redhat.com>
---
drivers/media/tuners/r820t.c | 12 ++++++++++++
drivers/media/tuners/r820t.h | 2 +-
2 files changed, 13 insertions(+), 1 deletion(-)
diff --git a/drivers/media/tuners/r820t.c b/drivers/media/tuners/r820t.c
index bb154449..5be4635 100644
--- a/drivers/media/tuners/r820t.c
+++ b/drivers/media/tuners/r820t.c
@@ -101,6 +101,7 @@ struct r820t_freq_range {
};
#define VCO_POWER_REF 0x02
+#define DIP_FREQ 32000000
/*
* Static constants
@@ -751,6 +752,17 @@ static int r820t_sysfreq_sel(struct r820t_priv *priv, u32
freq,
break;
}
+ if (priv->cfg->use_diplexer &&
+ ((priv->cfg->rafael_chip == CHIP_R820T) ||
+ (priv->cfg->rafael_chip == CHIP_R828S) ||
+ (priv->cfg->rafael_chip == CHIP_R820C))) {
+ if (freq > DIP_FREQ)
+ air_cable1_in = 0x00;
+ else
+ air_cable1_in = 0x60;
+ cable2_in = 0x00;
+ }
+
rc = r820t_write_reg_mask(priv, 0x1d, lna_top, 0xc7);
if (rc < 0)
return rc;
diff --git a/drivers/media/tuners/r820t.h b/drivers/media/tuners/r820t.h
index a64a7b6..949575a 100644
--- a/drivers/media/tuners/r820t.h
+++ b/drivers/media/tuners/r820t.h
@@ -32,10 +32,10 @@ enum r820t_chip {
struct r820t_config {
u8 i2c_addr; /* 0x34 */
-
u32 xtal;
enum r820t_chip rafael_chip;
unsigned max_i2c_msg_len;
+ bool use_diplexer;
};
#if IS_ENABLED(CONFIG_MEDIA_TUNER_R820T)
--
1.8.1.4
--
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