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authorSteven Toth <stoth@hauppauge.com>2007-12-20 01:14:43 -0300
committerMauro Carvalho Chehab <mchehab@infradead.org>2008-01-25 19:04:12 -0200
commite12671cf0c3c8460dfa3ab945023803612827fb7 (patch)
treed663d35b7552fb6405be4474a1581dca583641dc /drivers/media/dvb/frontends
parentd1987d55a1eda774dfbab240a432607c17241d07 (diff)
V4L/DVB (6886): xc5000: Cleanups of types, result codes etc
This translates much of the xceive coding style, adds some result codes and generally cleans up whitespace and function arguments. Signed-off-by: Steven Toth <stoth@hauppauge.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
Diffstat (limited to 'drivers/media/dvb/frontends')
-rw-r--r--drivers/media/dvb/frontends/xc5000.c300
-rw-r--r--drivers/media/dvb/frontends/xc5000.h5
-rw-r--r--drivers/media/dvb/frontends/xc5000_priv.h3
3 files changed, 160 insertions, 148 deletions
diff --git a/drivers/media/dvb/frontends/xc5000.c b/drivers/media/dvb/frontends/xc5000.c
index 048f9a79b91..9edd0711539 100644
--- a/drivers/media/dvb/frontends/xc5000.c
+++ b/drivers/media/dvb/frontends/xc5000.c
@@ -117,8 +117,8 @@ MODULE_PARM_DESC(debug, "Turn on/off debugging (default:off).");
*/
typedef struct {
char *Name;
- unsigned short AudioMode;
- unsigned short VideoMode;
+ u16 AudioMode;
+ u16 VideoMode;
} XC_TV_STANDARD;
/* Tuner standards */
@@ -154,29 +154,27 @@ static int xc5000_writeregs(struct xc5000_priv *priv, u8 *buf, u8 len);
static int xc5000_readregs(struct xc5000_priv *priv, u8 *buf, u8 len);
static void xc5000_TunerReset(struct dvb_frontend *fe);
-int xc_send_i2c_data(struct xc5000_priv *priv,
- unsigned char *bytes_to_send, int nb_bytes_to_send)
+static int xc_send_i2c_data(struct xc5000_priv *priv, u8 *buf, int len)
{
- return xc5000_writeregs(priv, bytes_to_send, nb_bytes_to_send)
+ return xc5000_writeregs(priv, buf, len)
? XC_RESULT_I2C_WRITE_FAILURE : XC_RESULT_SUCCESS;
}
-int xc_read_i2c_data(struct xc5000_priv *priv, unsigned char *bytes_received,
- int nb_bytes_to_receive)
+static int xc_read_i2c_data(struct xc5000_priv *priv, u8 *buf, int len)
{
- return xc5000_readregs(priv, bytes_received, nb_bytes_to_receive)
+ return xc5000_readregs(priv, buf, len)
? XC_RESULT_I2C_READ_FAILURE : XC_RESULT_SUCCESS;
}
-int xc_reset(struct dvb_frontend *fe)
+static int xc_reset(struct dvb_frontend *fe)
{
xc5000_TunerReset(fe);
return XC_RESULT_SUCCESS;
}
-void xc_wait(int wait_ms)
+static void xc_wait(int wait_ms)
{
- msleep( wait_ms );
+ msleep(wait_ms);
}
static void xc5000_TunerReset(struct dvb_frontend *fe)
@@ -186,7 +184,7 @@ static void xc5000_TunerReset(struct dvb_frontend *fe)
dprintk(1, "%s()\n", __FUNCTION__);
- if(priv->cfg->tuner_reset) {
+ if (priv->cfg->tuner_reset) {
ret = priv->cfg->tuner_reset(fe);
if (ret)
printk(KERN_ERR "xc5000: reset failed\n");
@@ -194,10 +192,9 @@ static void xc5000_TunerReset(struct dvb_frontend *fe)
printk(KERN_ERR "xc5000: no tuner reset function, fatal\n");
}
-int xc_write_reg(struct xc5000_priv *priv, unsigned short int regAddr,
- unsigned short int i2cData)
+static int xc_write_reg(struct xc5000_priv *priv, u16 regAddr, u16 i2cData)
{
- unsigned char buf[4];
+ u8 buf[4];
int WatchDogTimer = 5;
int result;
@@ -206,7 +203,7 @@ int xc_write_reg(struct xc5000_priv *priv, unsigned short int regAddr,
buf[2] = (i2cData >> 8) & 0xFF;
buf[3] = i2cData & 0xFF;
result = xc_send_i2c_data(priv, buf, 4);
- if ( result == XC_RESULT_SUCCESS) {
+ if (result == XC_RESULT_SUCCESS) {
/* wait for busy flag to clear */
while ((WatchDogTimer > 0) && (result == XC_RESULT_SUCCESS)) {
buf[0] = 0;
@@ -233,43 +230,42 @@ int xc_write_reg(struct xc5000_priv *priv, unsigned short int regAddr,
return result;
}
-int xc_read_reg(struct xc5000_priv *priv, unsigned short int regAddr,
- unsigned short int *i2cData)
+static int xc_read_reg(struct xc5000_priv *priv, u16 regAddr, u16 *i2cData)
{
- unsigned char buf[2];
+ u8 buf[2];
int result;
buf[0] = (regAddr >> 8) & 0xFF;
buf[1] = regAddr & 0xFF;
result = xc_send_i2c_data(priv, buf, 2);
- if (result!=XC_RESULT_SUCCESS)
+ if (result != XC_RESULT_SUCCESS)
return result;
result = xc_read_i2c_data(priv, buf, 2);
- if (result!=XC_RESULT_SUCCESS)
+ if (result != XC_RESULT_SUCCESS)
return result;
*i2cData = buf[0] * 256 + buf[1];
return result;
}
-int xc_load_i2c_sequence(struct dvb_frontend *fe, unsigned char i2c_sequence[])
+static int xc_load_i2c_sequence(struct dvb_frontend *fe, u8 i2c_sequence[])
{
struct xc5000_priv *priv = fe->tuner_priv;
int i, nbytes_to_send, result;
unsigned int len, pos, index;
- unsigned char buf[XC_MAX_I2C_WRITE_LENGTH];
+ 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];
- if (len==0x0000) {
+ if (len == 0x0000) {
/* RESET command */
result = xc_reset(fe);
index += 2;
- if (result!=XC_RESULT_SUCCESS)
+ if (result != XC_RESULT_SUCCESS)
return result;
} else if (len & 0x8000) {
/* WAIT command */
@@ -294,7 +290,7 @@ int xc_load_i2c_sequence(struct dvb_frontend *fe, unsigned char i2c_sequence[])
}
result = xc_send_i2c_data(priv, buf, nbytes_to_send);
- if (result!=XC_RESULT_SUCCESS)
+ if (result != XC_RESULT_SUCCESS)
return result;
pos += nbytes_to_send - 2;
@@ -305,14 +301,14 @@ int xc_load_i2c_sequence(struct dvb_frontend *fe, unsigned char i2c_sequence[])
return XC_RESULT_SUCCESS;
}
-int xc_initialize(struct xc5000_priv *priv)
+static int xc_initialize(struct xc5000_priv *priv)
{
dprintk(1, "%s()\n", __FUNCTION__);
return xc_write_reg(priv, XREG_INIT, 0);
}
-int xc_SetTVStandard(struct xc5000_priv *priv, unsigned short int VideoMode,
- unsigned short int AudioMode)
+static int xc_SetTVStandard(struct xc5000_priv *priv,
+ u16 VideoMode, u16 AudioMode)
{
int ret;
dprintk(1, "%s(%d,%d)\n", __FUNCTION__, VideoMode, AudioMode);
@@ -327,17 +323,17 @@ int xc_SetTVStandard(struct xc5000_priv *priv, unsigned short int VideoMode,
return ret;
}
-int xc_shutdown(struct xc5000_priv *priv)
+static int xc_shutdown(struct xc5000_priv *priv)
{
return xc_write_reg(priv, XREG_POWER_DOWN, 0);
}
-int xc_SetSignalSource(struct xc5000_priv *priv, unsigned short int rf_mode)
+static int xc_SetSignalSource(struct xc5000_priv *priv, u16 rf_mode)
{
dprintk(1, "%s(%d) Source = %s\n", __FUNCTION__, 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
@@ -347,52 +343,43 @@ int xc_SetSignalSource(struct xc5000_priv *priv, unsigned short int rf_mode)
return xc_write_reg(priv, XREG_SIGNALSOURCE, rf_mode);
}
-int xc_set_RF_frequency(struct xc5000_priv *priv, long frequency_in_hz)
-{
- unsigned int frequency_code = (unsigned int)(frequency_in_hz / 15625);
+static const struct dvb_tuner_ops xc5000_tuner_ops;
- if ((frequency_in_hz>1023000000) || (frequency_in_hz<1000000))
- return XC_RESULT_OUT_OF_RANGE;
+static int xc_set_RF_frequency(struct xc5000_priv *priv, u32 freq_hz)
+{
+ u16 freq_code;
- return xc_write_reg(priv, XREG_RF_FREQ ,frequency_code);
-}
+ dprintk(1, "%s(%d)\n", __FUNCTION__, freq_hz);
-int xc_FineTune_RF_frequency(struct xc5000_priv *priv, long frequency_in_hz)
-{
- unsigned int frequency_code = (unsigned int)(frequency_in_hz / 15625);
- if ((frequency_in_hz>1023000000) || (frequency_in_hz<1000000))
+ if ((freq_hz > xc5000_tuner_ops.info.frequency_max) ||
+ (freq_hz < xc5000_tuner_ops.info.frequency_min))
return XC_RESULT_OUT_OF_RANGE;
- return xc_write_reg(priv, XREG_FINERFFREQ ,frequency_code);
+ freq_code = (u16)(freq_hz / 15625);
+
+ return xc_write_reg(priv, XREG_RF_FREQ, freq_code);
}
-int xc_set_IF_frequency(struct xc5000_priv *priv, u32 freq_hz)
-{
- u32 freq_code = (freq_hz * 1024)/1000000;
- dprintk(1, "%s(%d)\n", __FUNCTION__, freq_hz);
- printk(KERN_ERR "FIXME - Hardcoded IF, FIXME\n");
- freq_code = 0x1585;
+static int xc_set_IF_frequency(struct xc5000_priv *priv, u32 freq_khz)
+{
+ u32 freq_code = (freq_khz * 1024)/1000;
+ dprintk(1, "%s(freq_khz = %d) freq_code = 0x%x\n",
+ __FUNCTION__, freq_khz, freq_code);
- return xc_write_reg(priv, XREG_IF_OUT ,freq_code);
+ return xc_write_reg(priv, XREG_IF_OUT, freq_code);
}
-int xc_set_Xtal_frequency(struct xc5000_priv *priv, long xtalFreqInKHz)
-{
- unsigned int xtalRatio = (32000 * 0x8000)/xtalFreqInKHz;
- return xc_write_reg(priv, XREG_XTALFREQ ,xtalRatio);
-}
-int xc_get_ADC_Envelope(struct xc5000_priv *priv,
- unsigned short int *adc_envelope)
+static int xc_get_ADC_Envelope(struct xc5000_priv *priv, u16 *adc_envelope)
{
return xc_read_reg(priv, XREG_ADC_ENV, adc_envelope);
}
-int xc_get_frequency_error(struct xc5000_priv *priv, u32 *frequency_error_hz)
+static int xc_get_frequency_error(struct xc5000_priv *priv, u32 *freq_error_hz)
{
int result;
- unsigned short int regData;
+ u16 regData;
u32 tmp;
result = xc_read_reg(priv, XREG_FREQ_ERROR, &regData);
@@ -400,45 +387,37 @@ int xc_get_frequency_error(struct xc5000_priv *priv, u32 *frequency_error_hz)
return result;
tmp = (u32)regData;
- (*frequency_error_hz) = (tmp * 15625) / 1000;
+ (*freq_error_hz) = (tmp * 15625) / 1000;
return result;
}
-int xc_get_lock_status(struct xc5000_priv *priv,
- unsigned short int *lock_status)
+static int xc_get_lock_status(struct xc5000_priv *priv, u16 *lock_status)
{
return xc_read_reg(priv, XREG_LOCK, lock_status);
}
-int xc_get_version(struct xc5000_priv *priv,
- unsigned char* hw_majorversion,
- unsigned char* hw_minorversion,
- unsigned char* fw_majorversion,
- unsigned char* fw_minorversion)
+static int xc_get_version(struct xc5000_priv *priv,
+ u8 *hw_majorversion, u8 *hw_minorversion,
+ u8 *fw_majorversion, u8 *fw_minorversion)
{
- unsigned short int data;
+ u16 data;
int result;
result = xc_read_reg(priv, XREG_VERSION, &data);
if (result)
return result;
- (*hw_majorversion) = (data>>12) & 0x0F;
- (*hw_minorversion) = (data>>8) & 0x0F;
- (*fw_majorversion) = (data>>4) & 0x0F;
- (*fw_minorversion) = (data) & 0x0F;
+ (*hw_majorversion) = (data >> 12) & 0x0F;
+ (*hw_minorversion) = (data >> 8) & 0x0F;
+ (*fw_majorversion) = (data >> 4) & 0x0F;
+ (*fw_minorversion) = data & 0x0F;
return 0;
}
-int xc_get_product_id(struct xc5000_priv *priv, unsigned short int *product_id)
-{
- return xc_read_reg(priv, XREG_PRODUCT_ID, product_id);
-}
-
-int xc_get_hsync_freq(struct xc5000_priv *priv, int *hsync_freq_hz)
+static int xc_get_hsync_freq(struct xc5000_priv *priv, u32 *hsync_freq_hz)
{
- unsigned short int regData;
+ u16 regData;
int result;
result = xc_read_reg(priv, XREG_HSYNC_FREQ, &regData);
@@ -449,26 +428,24 @@ int xc_get_hsync_freq(struct xc5000_priv *priv, int *hsync_freq_hz)
return result;
}
-int xc_get_frame_lines(struct xc5000_priv *priv,
- unsigned short int *frame_lines)
+static int xc_get_frame_lines(struct xc5000_priv *priv, u16 *frame_lines)
{
return xc_read_reg(priv, XREG_FRAME_LINES, frame_lines);
}
-int xc_get_quality(struct xc5000_priv *priv, unsigned short int *quality)
+static int xc_get_quality(struct xc5000_priv *priv, u16 *quality)
{
return xc_read_reg(priv, XREG_QUALITY, quality);
}
-unsigned short int WaitForLock(struct xc5000_priv *priv)
+static u16 WaitForLock(struct xc5000_priv *priv)
{
- unsigned short int lockState = 0;
+ u16 lockState = 0;
int watchDogCount = 40;
- while ((lockState == 0) && (watchDogCount > 0))
- {
+
+ while ((lockState == 0) && (watchDogCount > 0)) {
xc_get_lock_status(priv, &lockState);
- if (lockState != 1)
- {
+ if (lockState != 1) {
xc_wait(5);
watchDogCount--;
}
@@ -476,16 +453,16 @@ unsigned short int WaitForLock(struct xc5000_priv *priv)
return lockState;
}
-int xc_tune_channel(struct xc5000_priv *priv, u32 freq)
+static int xc_tune_channel(struct xc5000_priv *priv, u32 freq_hz)
{
int found = 0;
- dprintk(1, "%s(%d)\n", __FUNCTION__, freq);
+ dprintk(1, "%s(%d)\n", __FUNCTION__, freq_hz);
- if (xc_set_RF_frequency(priv, freq) != XC_RESULT_SUCCESS)
+ if (xc_set_RF_frequency(priv, freq_hz) != XC_RESULT_SUCCESS)
return 0;
- if (WaitForLock(priv)== 1)
+ if (WaitForLock(priv) == 1)
found = 1;
return found;
@@ -542,15 +519,15 @@ static int xc5000_fwupload(struct dvb_frontend* fe)
const struct firmware *fw;
int ret;
- /* request the firmware, this will block until someone uploads it */
- printk(KERN_INFO "xc5000: waiting for firmware upload (%s)...\n",
- XC5000_DEFAULT_FIRMWARE);
-
- if(!priv->cfg->request_firmware) {
+ if (!priv->cfg->request_firmware) {
printk(KERN_ERR "xc5000: no firmware callback, fatal\n");
return -EIO;
}
+ /* request the firmware, this will block and timeout */
+ printk(KERN_INFO "xc5000: waiting for firmware upload (%s)...\n",
+ XC5000_DEFAULT_FIRMWARE);
+
ret = priv->cfg->request_firmware(fe, &fw, XC5000_DEFAULT_FIRMWARE);
if (ret) {
printk(KERN_ERR "xc5000: Upload failed. (file not found?)\n");
@@ -560,7 +537,7 @@ static int xc5000_fwupload(struct dvb_frontend* fe)
ret = XC_RESULT_SUCCESS;
}
- if(fw->size != XC5000_DEFAULT_FIRMWARE_SIZE) {
+ if (fw->size != XC5000_DEFAULT_FIRMWARE_SIZE) {
printk(KERN_ERR "xc5000: firmware incorrect size\n");
ret = XC_RESULT_RESET_FAILURE;
} else {
@@ -572,89 +549,110 @@ static int xc5000_fwupload(struct dvb_frontend* fe)
return ret;
}
-void xc_debug_dump(struct xc5000_priv *priv)
+static void xc_debug_dump(struct xc5000_priv *priv)
{
- unsigned short adc_envelope;
- u32 frequency_error_hz;
- unsigned short lock_status;
- unsigned char hw_majorversion, hw_minorversion = 0;
- unsigned char fw_majorversion, fw_minorversion = 0;
- int hsync_freq_hz;
- unsigned short frame_lines;
- unsigned short quality;
+ u16 adc_envelope;
+ u32 freq_error_hz = 0;
+ u16 lock_status;
+ u32 hsync_freq_hz = 0;
+ u16 frame_lines;
+ u16 quality;
+ u8 hw_majorversion = 0, hw_minorversion = 0;
+ u8 fw_majorversion = 0, fw_minorversion = 0;
/* Wait for stats to stabilize.
* Frame Lines needs two frame times after initial lock
* before it is valid.
*/
- xc_wait( 100 );
+ xc_wait(100);
- xc_get_ADC_Envelope(priv, &adc_envelope );
- dprintk(1, "*** ADC envelope (0-1023) = %u\n", adc_envelope);
+ xc_get_ADC_Envelope(priv, &adc_envelope);
+ dprintk(1, "*** ADC envelope (0-1023) = %d\n", adc_envelope);
- xc_get_frequency_error(priv, &frequency_error_hz );
- dprintk(1, "*** Frequency error = %d Hz\n", frequency_error_hz);
+ xc_get_frequency_error(priv, &freq_error_hz);
+ dprintk(1, "*** Frequency error = %d Hz\n", freq_error_hz);
- xc_get_lock_status(priv, &lock_status );
- dprintk(1, "*** Lock status (0-Wait, 1-Locked, 2-No-signal) = %u\n",
+ xc_get_lock_status(priv, &lock_status);
+ dprintk(1, "*** Lock status (0-Wait, 1-Locked, 2-No-signal) = %d\n",
lock_status);
xc_get_version(priv, &hw_majorversion, &hw_minorversion,
- &fw_majorversion, &fw_minorversion );
+ &fw_majorversion, &fw_minorversion);
dprintk(1, "*** HW: V%02x.%02x, FW: V%02x.%02x\n",
hw_majorversion, hw_minorversion,
fw_majorversion, fw_minorversion);
- xc_get_hsync_freq(priv, &hsync_freq_hz );
- dprintk(1, "*** Horizontal sync frequency = %u Hz\n", hsync_freq_hz);
+ xc_get_hsync_freq(priv, &hsync_freq_hz);
+ dprintk(1, "*** Horizontal sync frequency = %d Hz\n", hsync_freq_hz);
- xc_get_frame_lines(priv, &frame_lines );
- dprintk(1, "*** Frame lines = %u\n", frame_lines);
+ xc_get_frame_lines(priv, &frame_lines);
+ dprintk(1, "*** Frame lines = %d\n", frame_lines);
- xc_get_quality(priv, &quality );
- dprintk(1, "*** Quality (0:<8dB, 7:>56dB) = %u\n", quality);
+ xc_get_quality(priv, &quality);
+ dprintk(1, "*** Quality (0:<8dB, 7:>56dB) = %d\n", quality);
}
static int xc5000_set_params(struct dvb_frontend *fe,
struct dvb_frontend_parameters *params)
{
struct xc5000_priv *priv = fe->tuner_priv;
+ int ret;
- dprintk(1, "%s() frequency=%d\n", __FUNCTION__, params->frequency);
+ dprintk(1, "%s() frequency=%d (Hz)\n", __FUNCTION__, params->frequency);
- priv->frequency = params->frequency - 1750000;
- priv->bandwidth = 6;
- priv->video_standard = DTV6;
switch(params->u.vsb.modulation) {
case VSB_8:
case VSB_16:
dprintk(1, "%s() VSB modulation\n", __FUNCTION__);
priv->rf_mode = XC_RF_MODE_AIR;
+ priv->freq_hz = params->frequency - 1750000;
+ priv->bandwidth = BANDWIDTH_6_MHZ;
+ priv->video_standard = DTV6;
break;
case QAM_64:
case QAM_256:
case QAM_AUTO:
dprintk(1, "%s() QAM modulation\n", __FUNCTION__);
priv->rf_mode = XC_RF_MODE_CABLE;
+ priv->freq_hz = params->frequency - 1750000;
+ priv->bandwidth = BANDWIDTH_6_MHZ;
+ priv->video_standard = DTV6;
break;
default:
return -EINVAL;
}
dprintk(1, "%s() frequency=%d (compensated)\n",
- __FUNCTION__, priv->frequency);
+ __FUNCTION__, priv->freq_hz);
- /* FIXME: check result codes */
- xc_SetSignalSource(priv, priv->rf_mode);
+ ret = xc_SetSignalSource(priv, priv->rf_mode);
+ if (ret != XC_RESULT_SUCCESS) {
+ printk(KERN_ERR
+ "xc5000: xc_SetSignalSource(%d) failed\n",
+ priv->rf_mode);
+ return -EREMOTEIO;
+ }
- xc_SetTVStandard(priv,
+ ret = xc_SetTVStandard(priv,
XC5000_Standard[priv->video_standard].VideoMode,
XC5000_Standard[priv->video_standard].AudioMode);
+ if (ret != XC_RESULT_SUCCESS) {
+ printk(KERN_ERR "xc5000: xc_SetTVStandard failed\n");
+ return -EREMOTEIO;
+ }
+
+ ret = xc_set_IF_frequency(priv, priv->cfg->if_khz);
+ if (ret != XC_RESULT_SUCCESS) {
+ printk(KERN_ERR "xc5000: xc_Set_IF_frequency(%d) failed\n",
+ priv->cfg->if_khz);
+ return -EIO;
+ }
+
+ xc_tune_channel(priv, priv->freq_hz);
- xc_set_IF_frequency(priv, priv->cfg->if_frequency);
- xc_tune_channel(priv, priv->frequency);
- xc_debug_dump(priv);
+ if (debug)
+ xc_debug_dump(priv);
return 0;
}
@@ -663,7 +661,7 @@ static int xc5000_get_frequency(struct dvb_frontend *fe, u32 *freq)
{
struct xc5000_priv *priv = fe->tuner_priv;
dprintk(1, "%s()\n", __FUNCTION__);
- *freq = priv->frequency;
+ *freq = priv->freq_hz;
return 0;
}
@@ -678,7 +676,7 @@ static int xc5000_get_bandwidth(struct dvb_frontend *fe, u32 *bw)
static int xc5000_get_status(struct dvb_frontend *fe, u32 *status)
{
struct xc5000_priv *priv = fe->tuner_priv;
- unsigned short int lock_status = 0;
+ u16 lock_status = 0;
xc_get_lock_status(priv, &lock_status);
@@ -689,15 +687,15 @@ static int xc5000_get_status(struct dvb_frontend *fe, u32 *status)
return 0;
}
-int xc_load_fw_and_init_tuner(struct dvb_frontend *fe)
+static int xc_load_fw_and_init_tuner(struct dvb_frontend *fe)
{
struct xc5000_priv *priv = fe->tuner_priv;
int ret;
- if(priv->fwloaded == 0) {
+ if (priv->fwloaded == 0) {
ret = xc5000_fwupload(fe);
- if( ret != XC_RESULT_SUCCESS )
- return -EREMOTEIO;
+ if (ret != XC_RESULT_SUCCESS)
+ return ret;
priv->fwloaded = 1;
}
@@ -718,13 +716,26 @@ int xc_load_fw_and_init_tuner(struct dvb_frontend *fe)
return ret;
}
+static int xc5000_sleep(struct dvb_frontend *fe)
+{
+ struct xc5000_priv *priv = fe->tuner_priv;
+ dprintk(1, "%s()\n", __FUNCTION__);
+
+ return xc_shutdown(priv);
+}
+
static int xc5000_init(struct dvb_frontend *fe)
{
struct xc5000_priv *priv = fe->tuner_priv;
dprintk(1, "%s()\n", __FUNCTION__);
- xc_load_fw_and_init_tuner(fe);
- xc_debug_dump(priv);
+ if (xc_load_fw_and_init_tuner(fe) != XC_RESULT_SUCCESS) {
+ printk(KERN_ERR "xc5000: Unable to initialise tuner\n");
+ return -EREMOTEIO;
+ }
+
+ if (debug)
+ xc_debug_dump(priv);
return 0;
}
@@ -747,6 +758,7 @@ static const struct dvb_tuner_ops xc5000_tuner_ops = {
.release = xc5000_release,
.init = xc5000_init,
+ .sleep = xc5000_sleep,
.set_params = xc5000_set_params,
.get_frequency = xc5000_get_frequency,
@@ -768,7 +780,7 @@ struct dvb_frontend * xc5000_attach(struct dvb_frontend *fe,
return NULL;
priv->cfg = cfg;
- priv->bandwidth = 6000000; /* 6MHz */
+ priv->bandwidth = BANDWIDTH_6_MHZ;
priv->i2c = i2c;
priv->fwloaded = 0;
@@ -777,7 +789,7 @@ struct dvb_frontend * xc5000_attach(struct dvb_frontend *fe,
return NULL;
}
- if ( (id != 0x2000) && (id != 0x1388) ) {
+ if ((id != 0x2000) && (id != 0x1388)) {
printk(KERN_ERR
"xc5000: Device not found at addr 0x%02x (0x%x)\n",
cfg->i2c_address, id);
@@ -798,5 +810,5 @@ struct dvb_frontend * xc5000_attach(struct dvb_frontend *fe,
EXPORT_SYMBOL(xc5000_attach);
MODULE_AUTHOR("Steven Toth");
-MODULE_DESCRIPTION("Xceive XC5000 silicon tuner driver");
+MODULE_DESCRIPTION("Xceive xc5000 silicon tuner driver");
MODULE_LICENSE("GPL");
diff --git a/drivers/media/dvb/frontends/xc5000.h b/drivers/media/dvb/frontends/xc5000.h
index ce5a3212f8f..9286a03822c 100644
--- a/drivers/media/dvb/frontends/xc5000.h
+++ b/drivers/media/dvb/frontends/xc5000.h
@@ -29,8 +29,9 @@ struct i2c_adapter;
struct xc5000_config {
u8 i2c_address;
- u32 if_frequency;
- int (*request_firmware)(struct dvb_frontend* fe, const struct firmware **fw, char* name);
+ u32 if_khz;
+ int (*request_firmware)(struct dvb_frontend *fe,
+ const struct firmware **fw, char *name);
int (*tuner_reset)(struct dvb_frontend* fe);
};
diff --git a/drivers/media/dvb/frontends/xc5000_priv.h b/drivers/media/dvb/frontends/xc5000_priv.h
index a2b54535db0..13b2d19341d 100644
--- a/drivers/media/dvb/frontends/xc5000_priv.h
+++ b/drivers/media/dvb/frontends/xc5000_priv.h
@@ -26,11 +26,10 @@ struct xc5000_priv {
struct xc5000_config *cfg;
struct i2c_adapter *i2c;
- u32 frequency;
+ u32 freq_hz;
u32 bandwidth;
u8 video_standard;
u8 rf_mode;
-
u8 fwloaded;
};