diff options
Diffstat (limited to 'drivers/media/common/tuners/tuner-xc2028.c')
| -rw-r--r-- | drivers/media/common/tuners/tuner-xc2028.c | 27 |
1 files changed, 21 insertions, 6 deletions
diff --git a/drivers/media/common/tuners/tuner-xc2028.c b/drivers/media/common/tuners/tuner-xc2028.c index 27555995f7e..b5ee3ebfcfc 100644 --- a/drivers/media/common/tuners/tuner-xc2028.c +++ b/drivers/media/common/tuners/tuner-xc2028.c @@ -24,6 +24,21 @@ #include <linux/dvb/frontend.h> #include "dvb_frontend.h" +/* Registers (Write-only) */ +#define XREG_INIT 0x00 +#define XREG_RF_FREQ 0x02 +#define XREG_POWER_DOWN 0x08 + +/* Registers (Read-only) */ +#define XREG_FREQ_ERROR 0x01 +#define XREG_LOCK 0x02 +#define XREG_VERSION 0x04 +#define XREG_PRODUCT_ID 0x08 +#define XREG_HSYNC_FREQ 0x10 +#define XREG_FRAME_LINES 0x20 +#define XREG_SNR 0x40 + +#define XREG_ADC_ENV 0x0100 static int debug; module_param(debug, int, 0644); @@ -885,7 +900,7 @@ static int xc2028_signal(struct dvb_frontend *fe, u16 *strength) mutex_lock(&priv->lock); /* Sync Lock Indicator */ - rc = xc2028_get_reg(priv, 0x0002, &frq_lock); + rc = xc2028_get_reg(priv, XREG_LOCK, &frq_lock); if (rc < 0) goto ret; @@ -894,7 +909,7 @@ static int xc2028_signal(struct dvb_frontend *fe, u16 *strength) signal = 1 << 11; /* Get SNR of the video signal */ - rc = xc2028_get_reg(priv, 0x0040, &signal); + rc = xc2028_get_reg(priv, XREG_SNR, &signal); if (rc < 0) goto ret; @@ -1019,9 +1034,9 @@ static int generic_set_freq(struct dvb_frontend *fe, u32 freq /* in HZ */, /* CMD= Set frequency */ if (priv->firm_version < 0x0202) - rc = send_seq(priv, {0x00, 0x02, 0x00, 0x00}); + rc = send_seq(priv, {0x00, XREG_RF_FREQ, 0x00, 0x00}); else - rc = send_seq(priv, {0x80, 0x02, 0x00, 0x00}); + rc = send_seq(priv, {0x80, XREG_RF_FREQ, 0x00, 0x00}); if (rc < 0) goto ret; @@ -1201,9 +1216,9 @@ static int xc2028_sleep(struct dvb_frontend *fe) mutex_lock(&priv->lock); if (priv->firm_version < 0x0202) - rc = send_seq(priv, {0x00, 0x08, 0x00, 0x00}); + rc = send_seq(priv, {0x00, XREG_POWER_DOWN, 0x00, 0x00}); else - rc = send_seq(priv, {0x80, 0x08, 0x00, 0x00}); + rc = send_seq(priv, {0x80, XREG_POWER_DOWN, 0x00, 0x00}); priv->cur_fw.type = 0; /* need firmware reload */ |