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-rw-r--r--drivers/media/common/tuners/tda18271-common.c16
-rw-r--r--drivers/media/common/tuners/tda18271-fe.c3
-rw-r--r--drivers/media/common/tuners/tda18271-priv.h2
-rw-r--r--drivers/media/common/tuners/tda18271.h12
4 files changed, 26 insertions, 7 deletions
diff --git a/drivers/media/common/tuners/tda18271-common.c b/drivers/media/common/tuners/tda18271-common.c
index 155c93e..e1f6782 100644
--- a/drivers/media/common/tuners/tda18271-common.c
+++ b/drivers/media/common/tuners/tda18271-common.c
@@ -326,12 +326,24 @@ int tda18271_init_regs(struct dvb_frontend *fe)
regs[R_EB22] = 0x48;
regs[R_EB23] = 0xb0;
- if (priv->small_i2c) {
+ switch (priv->small_i2c) {
+ case TDA18271_08_BYTE_CHUNK_INIT:
+ tda18271_write_regs(fe, 0x00, 0x08);
+ tda18271_write_regs(fe, 0x08, 0x08);
+ tda18271_write_regs(fe, 0x10, 0x08);
+ tda18271_write_regs(fe, 0x18, 0x08);
+ tda18271_write_regs(fe, 0x20, 0x07);
+ break;
+ case TDA18271_16_BYTE_CHUNK_INIT:
tda18271_write_regs(fe, 0x00, 0x10);
tda18271_write_regs(fe, 0x10, 0x10);
tda18271_write_regs(fe, 0x20, 0x07);
- } else
+ break;
+ case TDA18271_39_BYTE_CHUNK_INIT:
+ default:
tda18271_write_regs(fe, 0x00, TDA18271_NUM_REGS);
+ break;
+ }
/* setup agc1 gain */
regs[R_EB17] = 0x00;
diff --git a/drivers/media/common/tuners/tda18271-fe.c b/drivers/media/common/tuners/tda18271-fe.c
index e0fd9f5..eb77241 100644
--- a/drivers/media/common/tuners/tda18271-fe.c
+++ b/drivers/media/common/tuners/tda18271-fe.c
@@ -1224,7 +1224,8 @@ struct dvb_frontend *tda18271_attach(struct dvb_frontend *fe, u8 addr,
priv->gate = (cfg) ? cfg->gate : TDA18271_GATE_AUTO;
priv->role = (cfg) ? cfg->role : TDA18271_MASTER;
priv->config = (cfg) ? cfg->config : 0;
- priv->small_i2c = (cfg) ? cfg->small_i2c : 0;
+ priv->small_i2c = (cfg) ?
+ cfg->small_i2c : TDA18271_39_BYTE_CHUNK_INIT;
priv->output_opt = (cfg) ?
cfg->output_opt : TDA18271_OUTPUT_LT_XT_ON;
diff --git a/drivers/media/common/tuners/tda18271-priv.h b/drivers/media/common/tuners/tda18271-priv.h
index 7047680..9589ab0 100644
--- a/drivers/media/common/tuners/tda18271-priv.h
+++ b/drivers/media/common/tuners/tda18271-priv.h
@@ -109,10 +109,10 @@ struct tda18271_priv {
enum tda18271_i2c_gate gate;
enum tda18271_ver id;
enum tda18271_output_options output_opt;
+ enum tda18271_small_i2c small_i2c;
unsigned int config; /* interface to saa713x / tda829x */
unsigned int cal_initialized:1;
- unsigned int small_i2c:1;
u8 tm_rfcal;
diff --git a/drivers/media/common/tuners/tda18271.h b/drivers/media/common/tuners/tda18271.h
index 323f291..d7fcc36 100644
--- a/drivers/media/common/tuners/tda18271.h
+++ b/drivers/media/common/tuners/tda18271.h
@@ -78,6 +78,12 @@ enum tda18271_output_options {
TDA18271_OUTPUT_XT_OFF = 2,
};
+enum tda18271_small_i2c {
+ TDA18271_39_BYTE_CHUNK_INIT = 0,
+ TDA18271_16_BYTE_CHUNK_INIT = 1,
+ TDA18271_08_BYTE_CHUNK_INIT = 2,
+};
+
struct tda18271_config {
/* override default if freq / std settings (optional) */
struct tda18271_std_map *std_map;
@@ -91,12 +97,12 @@ struct tda18271_config {
/* output options that can be disabled */
enum tda18271_output_options output_opt;
+ /* some i2c providers cant write all 39 registers at once */
+ enum tda18271_small_i2c small_i2c;
+
/* force rf tracking filter calibration on startup */
unsigned int rf_cal_on_startup:1;
- /* some i2c providers cant write all 39 registers at once */
- unsigned int small_i2c:1;
-
/* interface to saa713x / tda829x */
unsigned int config;
};