diff options
Diffstat (limited to 'drivers/media/common/tuners/xc5000.c')
-rw-r--r-- | drivers/media/common/tuners/xc5000.c | 73 |
1 files changed, 37 insertions, 36 deletions
diff --git a/drivers/media/common/tuners/xc5000.c b/drivers/media/common/tuners/xc5000.c index f9c2bb917f54..e12d13e0cbe9 100644 --- a/drivers/media/common/tuners/xc5000.c +++ b/drivers/media/common/tuners/xc5000.c @@ -43,7 +43,7 @@ MODULE_PARM_DESC(init_fw, "Load firmware during driver initialization."); static DEFINE_MUTEX(xc5000_list_mutex); static LIST_HEAD(hybrid_tuner_instance_list); -#define dprintk(level,fmt, arg...) if (debug >= level) \ +#define dprintk(level, fmt, arg...) if (debug >= level) \ printk(KERN_INFO "%s: " fmt, "xc5000", ## arg) #define XC5000_DEFAULT_FIRMWARE "dvb-fe-xc5000-1.1.fw" @@ -138,11 +138,11 @@ struct xc5000_priv { immediately the length of the following transaction. */ -typedef struct { +struct XC_TV_STANDARD { char *Name; u16 AudioMode; u16 VideoMode; -} XC_TV_STANDARD; +}; /* Tuner standards */ #define MN_NTSC_PAL_BTSC 0 @@ -169,7 +169,7 @@ typedef struct { #define FM_Radio_INPUT2 21 #define FM_Radio_INPUT1 22 -static XC_TV_STANDARD XC5000_Standard[MAX_TV_STANDARD] = { +static struct XC_TV_STANDARD XC5000_Standard[MAX_TV_STANDARD] = { {"M/N-NTSC/PAL-BTSC", 0x0400, 0x8020}, {"M/N-NTSC/PAL-A2", 0x0600, 0x8020}, {"M/N-NTSC/PAL-EIAJ", 0x0440, 0x8020}, @@ -183,7 +183,7 @@ static XC_TV_STANDARD XC5000_Standard[MAX_TV_STANDARD] = { {"D/K-PAL-NICAM", 0x0E80, 0x8009}, {"D/K-PAL-MONO", 0x1478, 0x8009}, {"D/K-SECAM-A2 DK1", 0x1200, 0x8009}, - {"D/K-SECAM-A2 L/DK3",0x0E00, 0x8009}, + {"D/K-SECAM-A2 L/DK3", 0x0E00, 0x8009}, {"D/K-SECAM-A2 MONO", 0x1478, 0x8009}, {"L-SECAM-NICAM", 0x8E82, 0x0009}, {"L'-SECAM-NICAM", 0x8E82, 0x4009}, @@ -307,9 +307,10 @@ static int xc_load_i2c_sequence(struct dvb_frontend *fe, const u8 *i2c_sequence) unsigned int len, pos, index; u8 buf[XC_MAX_I2C_WRITE_LENGTH]; - index=0; - while ((i2c_sequence[index]!=0xFF) || (i2c_sequence[index+1]!=0xFF)) { - len = i2c_sequence[index]* 256 + i2c_sequence[index+1]; + index = 0; + while ((i2c_sequence[index] != 0xFF) || + (i2c_sequence[index + 1] != 0xFF)) { + len = i2c_sequence[index] * 256 + i2c_sequence[index+1]; if (len == 0x0000) { /* RESET command */ result = xc_reset(fe); @@ -329,15 +330,17 @@ static int xc_load_i2c_sequence(struct dvb_frontend *fe, const u8 *i2c_sequence) buf[1] = i2c_sequence[index + 1]; pos = 2; while (pos < len) { - if ((len - pos) > XC_MAX_I2C_WRITE_LENGTH - 2) { - nbytes_to_send = XC_MAX_I2C_WRITE_LENGTH; - } else { + if ((len - pos) > XC_MAX_I2C_WRITE_LENGTH - 2) + nbytes_to_send = + XC_MAX_I2C_WRITE_LENGTH; + else nbytes_to_send = (len - pos + 2); + for (i = 2; i < nbytes_to_send; i++) { + buf[i] = i2c_sequence[index + pos + + i - 2]; } - for (i=2; i<nbytes_to_send; i++) { - buf[i] = i2c_sequence[index + pos + i - 2]; - } - result = xc_send_i2c_data(priv, buf, nbytes_to_send); + result = xc_send_i2c_data(priv, buf, + nbytes_to_send); if (result != XC_RESULT_SUCCESS) return result; @@ -386,8 +389,7 @@ static int xc_SetSignalSource(struct xc5000_priv *priv, u16 rf_mode) dprintk(1, "%s(%d) Source = %s\n", __func__, rf_mode, rf_mode == XC_RF_MODE_AIR ? "ANTENNA" : "CABLE"); - if ((rf_mode != XC_RF_MODE_AIR) && (rf_mode != XC_RF_MODE_CABLE)) - { + if ((rf_mode != XC_RF_MODE_AIR) && (rf_mode != XC_RF_MODE_CABLE)) { rf_mode = XC_RF_MODE_CABLE; printk(KERN_ERR "%s(), Invalid mode, defaulting to CABLE", @@ -560,13 +562,13 @@ static int xc5000_readregs(struct xc5000_priv *priv, u8 *buf, u8 len) .flags = I2C_M_RD, .buf = buf, .len = len }; if (i2c_transfer(priv->i2c_props.adap, &msg, 1) != 1) { - printk(KERN_ERR "xc5000 I2C read failed (len=%i)\n",(int)len); + printk(KERN_ERR "xc5000 I2C read failed (len=%i)\n", (int)len); return -EREMOTEIO; } return 0; } -static int xc5000_fwupload(struct dvb_frontend* fe) +static int xc5000_fwupload(struct dvb_frontend *fe) { struct xc5000_priv *priv = fe->tuner_priv; const struct firmware *fw; @@ -576,7 +578,8 @@ static int xc5000_fwupload(struct dvb_frontend* fe) printk(KERN_INFO "xc5000: waiting for firmware upload (%s)...\n", XC5000_DEFAULT_FIRMWARE); - ret = request_firmware(&fw, XC5000_DEFAULT_FIRMWARE, &priv->i2c_props.adap->dev); + ret = request_firmware(&fw, XC5000_DEFAULT_FIRMWARE, + &priv->i2c_props.adap->dev); if (ret) { printk(KERN_ERR "xc5000: Upload failed. (file not found?)\n"); ret = XC_RESULT_RESET_FAILURE; @@ -592,7 +595,7 @@ static int xc5000_fwupload(struct dvb_frontend* fe) ret = XC_RESULT_RESET_FAILURE; } else { printk(KERN_INFO "xc5000: firmware upload\n"); - ret = xc_load_i2c_sequence(fe, fw->data ); + ret = xc_load_i2c_sequence(fe, fw->data); } out: @@ -651,7 +654,7 @@ static int xc5000_set_params(struct dvb_frontend *fe, dprintk(1, "%s() frequency=%d (Hz)\n", __func__, params->frequency); - switch(params->u.vsb.modulation) { + switch (params->u.vsb.modulation) { case VSB_8: case VSB_16: dprintk(1, "%s() VSB modulation\n", __func__); @@ -748,42 +751,42 @@ static int xc5000_set_analog_params(struct dvb_frontend *fe, /* FIX ME: Some video standards may have several possible audio standards. We simply default to one of them here. */ - if(params->std & V4L2_STD_MN) { + if (params->std & V4L2_STD_MN) { /* default to BTSC audio standard */ priv->video_standard = MN_NTSC_PAL_BTSC; goto tune_channel; } - if(params->std & V4L2_STD_PAL_BG) { + if (params->std & V4L2_STD_PAL_BG) { /* default to NICAM audio standard */ priv->video_standard = BG_PAL_NICAM; goto tune_channel; } - if(params->std & V4L2_STD_PAL_I) { + if (params->std & V4L2_STD_PAL_I) { /* default to NICAM audio standard */ priv->video_standard = I_PAL_NICAM; goto tune_channel; } - if(params->std & V4L2_STD_PAL_DK) { + if (params->std & V4L2_STD_PAL_DK) { /* default to NICAM audio standard */ priv->video_standard = DK_PAL_NICAM; goto tune_channel; } - if(params->std & V4L2_STD_SECAM_DK) { + if (params->std & V4L2_STD_SECAM_DK) { /* default to A2 DK1 audio standard */ priv->video_standard = DK_SECAM_A2DK1; goto tune_channel; } - if(params->std & V4L2_STD_SECAM_L) { + if (params->std & V4L2_STD_SECAM_L) { priv->video_standard = L_SECAM_NICAM; goto tune_channel; } - if(params->std & V4L2_STD_SECAM_LC) { + if (params->std & V4L2_STD_SECAM_LC) { priv->video_standard = LC_SECAM_NICAM; goto tune_channel; } @@ -791,7 +794,7 @@ static int xc5000_set_analog_params(struct dvb_frontend *fe, tune_channel: ret = xc_SetSignalSource(priv, priv->rf_mode); if (ret != XC_RESULT_SUCCESS) { - printk(KERN_ERR + printk(KERN_ERR "xc5000: xc_SetSignalSource(%d) failed\n", priv->rf_mode); return -EREMOTEIO; @@ -863,7 +866,7 @@ static int xc_load_fw_and_init_tuner(struct dvb_frontend *fe) * I2C transactions until calibration is complete. This way we * don't have to rely on clock stretching working. */ - xc_wait( 100 ); + xc_wait(100); /* Default to "CABLE" mode */ ret |= xc_write_reg(priv, XREG_SIGNALSOURCE, XC_RF_MODE_CABLE); @@ -885,15 +888,13 @@ static int xc5000_sleep(struct dvb_frontend *fe) */ ret = xc_shutdown(priv); - if(ret != XC_RESULT_SUCCESS) { + if (ret != XC_RESULT_SUCCESS) { printk(KERN_ERR "xc5000: %s() unable to shutdown tuner\n", __func__); return -EREMOTEIO; - } - else { + } else return XC_RESULT_SUCCESS; - } } static int xc5000_init(struct dvb_frontend *fe) @@ -989,7 +990,7 @@ struct dvb_frontend *xc5000_attach(struct dvb_frontend *fe, if (xc5000_readreg(priv, XREG_PRODUCT_ID, &id) != 0) goto fail; - switch(id) { + switch (id) { case XC_PRODUCT_ID_FW_LOADED: printk(KERN_INFO "xc5000: Successfully identified at address 0x%02x\n", |