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@ -13,16 +13,15 @@
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#include <linux/delay.h>
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#include <media/tuner.h>
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#include <linux/mutex.h>
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#include "tuner-driver.h"
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#include "tuner-i2c.h"
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#include "tuner-xc2028.h"
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#include <linux/dvb/frontend.h>
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#include "dvb_frontend.h"
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/* digital TV standards */
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#define V4L2_STD_DTV_6MHZ ((v4l2_std_id)0x04000000)
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#define V4L2_STD_DTV_7MHZ ((v4l2_std_id)0x08000000)
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#define V4L2_STD_DTV_8MHZ ((v4l2_std_id)0x10000000)
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#define PREFIX "xc2028 "
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static LIST_HEAD(xc2028_list);
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/* Firmwares used on tm5600/tm6000 + xc2028/xc3028 */
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@ -40,6 +39,15 @@ static const char *firmware_DK = "tm_xc3028_DK_PAL_MTS.fw";
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static const char *firmware_MN = "tm_xc3028_MN_BTSC.fw";
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struct xc2028_data {
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struct list_head xc2028_list;
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struct tuner_i2c_props i2c_props;
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int (*tuner_callback) (void *dev,
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int command, int arg);
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struct device *dev;
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void *video_dev;
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int count;
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u32 frequency;
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v4l2_std_id firm_type; /* video stds supported
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by current firmware */
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fe_bandwidth_t bandwidth; /* Firmware bandwidth:
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@ -49,60 +57,63 @@ struct xc2028_data {
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enum tuner_mode mode;
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struct i2c_client *i2c_client;
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struct mutex lock;
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struct mutex lock;
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};
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#define i2c_send(rc,c,buf,size) \
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if (size != (rc = i2c_master_send(c, buf, size))) \
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tuner_warn("i2c output error: rc = %d (should be %d)\n", \
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#define i2c_send(rc, priv, buf, size) \
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if (size != (rc = tuner_i2c_xfer_send(&priv->i2c_props, buf, size))) \
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tuner_info("i2c output error: rc = %d (should be %d)\n", \
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rc, (int)size);
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#define i2c_rcv(rc,c,buf,size) \
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if (size != (rc = i2c_master_recv(c, buf, size))) \
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tuner_warn("i2c input error: rc = %d (should be %d)\n", \
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#define i2c_rcv(rc, priv, buf, size) \
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if (size != (rc = tuner_i2c_xfer_recv(&priv->i2c_props, buf, size))) \
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tuner_info("i2c input error: rc = %d (should be %d)\n", \
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rc, (int)size);
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#define send_seq(c, data...) \
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#define send_seq(priv, data...) \
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{ int rc; \
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const static u8 _val[] = data; \
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static u8 _val[] = data; \
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if (sizeof(_val) != \
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(rc = i2c_master_send \
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(c, _val, sizeof(_val)))) { \
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printk(KERN_ERR "Error on line %d: %d\n",__LINE__,rc); \
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return; \
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(rc = tuner_i2c_xfer_send (&priv->i2c_props, \
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_val, sizeof(_val)))) { \
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tuner_info("Error on line %d: %d\n",__LINE__,rc); \
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return -EINVAL; \
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} \
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msleep (10); \
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}
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static int xc2028_get_reg(struct i2c_client *c, u16 reg)
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static int xc2028_get_reg(struct xc2028_data *priv, u16 reg)
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{
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int rc;
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unsigned char buf[1];
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struct tuner *t = i2c_get_clientdata(c);
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tuner_info("%s called\n", __FUNCTION__);
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buf[0]= reg;
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i2c_send(rc, c, buf, sizeof(buf));
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i2c_send(rc, priv, buf, sizeof(buf));
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if (rc<0)
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return rc;
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i2c_rcv(rc, c, buf, 2);
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i2c_rcv(rc, priv, buf, 2);
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if (rc<0)
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return rc;
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return (buf[1])|(buf[0]<<8);
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}
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static int load_firmware (struct i2c_client *c, const char *name)
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static int load_firmware (struct dvb_frontend *fe, const char *name)
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{
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struct xc2028_data *priv = fe->tuner_priv;
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const struct firmware *fw=NULL;
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struct tuner *t = i2c_get_clientdata(c);
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unsigned char *p, *endp;
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int len=0, rc=0;
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static const char firmware_ver[] = "tm6000/xcv v1";
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tuner_info("xc2028: Loading firmware %s\n", name);
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rc = request_firmware(&fw, name, &c->dev);
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tuner_info("%s called\n", __FUNCTION__);
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tuner_info("Loading firmware %s\n", name);
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rc = request_firmware(&fw, name, priv->dev);
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if (rc < 0) {
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if (rc==-ENOENT)
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tuner_info("Error: firmware %s not found.\n", name);
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@ -138,7 +149,7 @@ static int load_firmware (struct i2c_client *c, const char *name)
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while(p<endp) {
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if ((*p) & 0x80) {
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/* Special callback command received */
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rc = t->tuner_callback(c->adapter->algo_data,
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rc = priv->tuner_callback(priv->video_dev,
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XC2028_TUNER_RESET, (*p)&0x7f);
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if (rc<0) {
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tuner_info("Error at RESET code %d\n",
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@ -162,7 +173,7 @@ static int load_firmware (struct i2c_client *c, const char *name)
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goto err;
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}
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i2c_send(rc, c, p, len);
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i2c_send(rc, priv, p, len);
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if (rc<0)
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goto err;
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p+=len;
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@ -179,171 +190,173 @@ err:
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return rc;
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}
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static int check_firmware(struct i2c_client *c, enum tuner_mode new_mode,
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static int check_firmware(struct dvb_frontend *fe, enum tuner_mode new_mode,
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v4l2_std_id std,
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fe_bandwidth_t bandwidth)
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{
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struct xc2028_data *priv = fe->tuner_priv;
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int rc, version;
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struct tuner *t = i2c_get_clientdata(c);
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struct xc2028_data *xc2028 = t->priv;
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const char *name;
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int change_digital_bandwidth;
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if (!t->tuner_callback) {
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printk(KERN_ERR "xc2028: need tuner_callback to load firmware\n");
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return -EINVAL;
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}
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tuner_info("%s called\n", __FUNCTION__);
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printk(KERN_INFO "xc2028: I am in mode %u and I should switch to mode %i\n",
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xc2028->mode, new_mode);
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tuner_info( "I am in mode %u and I should switch to mode %i\n",
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priv->mode, new_mode);
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/* first of all, determine whether we have switched the mode */
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if(new_mode != xc2028->mode) {
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xc2028->mode = new_mode;
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xc2028->need_load_generic = 1;
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if(new_mode != priv->mode) {
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priv->mode = new_mode;
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priv->need_load_generic = 1;
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}
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change_digital_bandwidth = (xc2028->mode == T_DIGITAL_TV
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&& bandwidth != xc2028->bandwidth) ? 1 : 0;
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tuner_info("xc2028: old bandwidth %u, new bandwidth %u\n", xc2028->bandwidth,
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change_digital_bandwidth = (priv->mode == T_DIGITAL_TV
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&& bandwidth != priv->bandwidth) ? 1 : 0;
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tuner_info("old bandwidth %u, new bandwidth %u\n", priv->bandwidth,
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bandwidth);
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if (xc2028->need_load_generic) {
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if (xc2028->bandwidth==8)
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if (priv->need_load_generic) {
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if (priv->bandwidth==8)
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name = firmware_8MHZ_INIT0;
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else
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name = firmware_INIT0;
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/* Reset is needed before loading firmware */
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rc = t->tuner_callback(c->adapter->algo_data,
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XC2028_TUNER_RESET, 0);
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rc = priv->tuner_callback(priv->video_dev,
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XC2028_TUNER_RESET, 0);
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if (rc<0)
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return rc;
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rc = load_firmware(c,name);
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rc = load_firmware(fe,name);
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if (rc<0)
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return rc;
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xc2028->need_load_generic=0;
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xc2028->firm_type=0;
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if(xc2028->mode == T_DIGITAL_TV) {
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priv->need_load_generic=0;
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priv->firm_type=0;
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if(priv->mode == T_DIGITAL_TV) {
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change_digital_bandwidth=1;
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}
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}
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tuner_info("xc2028: I should change bandwidth %u\n",
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tuner_info("I should change bandwidth %u\n",
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change_digital_bandwidth);
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/* FIXME: t->std makes no sense here */
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if (change_digital_bandwidth) {
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switch(bandwidth) {
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case BANDWIDTH_8_MHZ:
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t->std = V4L2_STD_DTV_8MHZ;
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std = V4L2_STD_DTV_8MHZ;
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break;
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case BANDWIDTH_7_MHZ:
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t->std = V4L2_STD_DTV_7MHZ;
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std = V4L2_STD_DTV_7MHZ;
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break;
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case BANDWIDTH_6_MHZ:
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t->std = V4L2_STD_DTV_6MHZ;
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std = V4L2_STD_DTV_6MHZ;
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break;
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default:
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tuner_info("error: bandwidth not supported.\n");
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};
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xc2028->bandwidth = bandwidth;
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priv->bandwidth = bandwidth;
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}
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if (xc2028->firm_type & t->std) {
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if (priv->firm_type & std) {
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tuner_info("xc3028: no need to load a std-specific firmware.\n");
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return 0;
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}
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rc = load_firmware(c,firmware_INIT1);
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rc = load_firmware(fe,firmware_INIT1);
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if (t->std & V4L2_STD_MN)
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if (std & V4L2_STD_MN)
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name=firmware_MN;
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else if (t->std & V4L2_STD_DTV_6MHZ)
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else if (std & V4L2_STD_DTV_6MHZ)
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name=firmware_6M;
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else if (t->std & V4L2_STD_DTV_7MHZ)
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else if (std & V4L2_STD_DTV_7MHZ)
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name=firmware_7M;
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else if (t->std & V4L2_STD_DTV_8MHZ)
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else if (std & V4L2_STD_DTV_8MHZ)
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name=firmware_8M;
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else if (t->std & V4L2_STD_PAL_B)
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else if (std & V4L2_STD_PAL_B)
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name=firmware_B;
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else
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name=firmware_DK;
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tuner_info("xc2028: loading firmware named %s.\n", name);
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rc = load_firmware(c, name);
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tuner_info("loading firmware named %s.\n", name);
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rc = load_firmware(fe, name);
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if (rc<0)
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return rc;
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version = xc2028_get_reg(c, 0x4);
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version = xc2028_get_reg(priv, 0x4);
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tuner_info("Firmware version is %d.%d\n",
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(version>>4)&0x0f,(version)&0x0f);
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xc2028->firm_type=t->std;
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priv->firm_type=std;
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return 0;
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}
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static int xc2028_signal(struct i2c_client *c)
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static int xc2028_signal(struct dvb_frontend *fe, u16 *strength)
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{
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struct tuner *t = i2c_get_clientdata(c);
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struct xc2028_data *xc2028 = t->priv;
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struct xc2028_data *priv = fe->tuner_priv;
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int frq_lock, signal=0;
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mutex_lock(&xc2028->lock);
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tuner_info("%s called\n", __FUNCTION__);
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printk(KERN_INFO "xc2028: %s called\n", __FUNCTION__);
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mutex_lock(&priv->lock);
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|
|
|
|
|
|
frq_lock = xc2028_get_reg(c, 0x2);
|
|
|
|
|
*strength = 0;
|
|
|
|
|
|
|
|
|
|
frq_lock = xc2028_get_reg(priv, 0x2);
|
|
|
|
|
if (frq_lock<=0)
|
|
|
|
|
goto ret;
|
|
|
|
|
|
|
|
|
|
/* Frequency is locked. Return signal quality */
|
|
|
|
|
|
|
|
|
|
signal = xc2028_get_reg(c, 0x40);
|
|
|
|
|
signal = xc2028_get_reg(priv, 0x40);
|
|
|
|
|
|
|
|
|
|
if(signal<=0) {
|
|
|
|
|
signal=frq_lock;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
ret:
|
|
|
|
|
mutex_unlock(&xc2028->lock);
|
|
|
|
|
mutex_unlock(&priv->lock);
|
|
|
|
|
|
|
|
|
|
return signal;
|
|
|
|
|
*strength = signal;
|
|
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
#define DIV 15625
|
|
|
|
|
|
|
|
|
|
static void generic_set_tv_freq(struct i2c_client *c, u32 freq /* in Hz */,
|
|
|
|
|
enum tuner_mode new_mode, fe_bandwidth_t bandwidth)
|
|
|
|
|
static int generic_set_tv_freq(struct dvb_frontend *fe, u32 freq /* in Hz */,
|
|
|
|
|
enum tuner_mode new_mode,
|
|
|
|
|
v4l2_std_id std,
|
|
|
|
|
fe_bandwidth_t bandwidth)
|
|
|
|
|
{
|
|
|
|
|
int rc;
|
|
|
|
|
struct xc2028_data *priv = fe->tuner_priv;
|
|
|
|
|
int rc=-EINVAL;
|
|
|
|
|
unsigned char buf[5];
|
|
|
|
|
struct tuner *t = i2c_get_clientdata(c);
|
|
|
|
|
u32 div, offset = 0;
|
|
|
|
|
|
|
|
|
|
tuner_info("%s called\n", __FUNCTION__);
|
|
|
|
|
|
|
|
|
|
/* HACK: It seems that specific firmware need to be reloaded
|
|
|
|
|
when freq is changed */
|
|
|
|
|
struct xc2028_data *xc2028 = t->priv;
|
|
|
|
|
|
|
|
|
|
mutex_lock(&xc2028->lock);
|
|
|
|
|
mutex_lock(&priv->lock);
|
|
|
|
|
|
|
|
|
|
xc2028->firm_type=0;
|
|
|
|
|
priv->firm_type=0;
|
|
|
|
|
|
|
|
|
|
/* Reset GPIO 1 */
|
|
|
|
|
if (t->tuner_callback) {
|
|
|
|
|
rc = t->tuner_callback( c->adapter->algo_data,
|
|
|
|
|
XC2028_TUNER_RESET, 0);
|
|
|
|
|
if (rc<0)
|
|
|
|
|
goto ret;
|
|
|
|
|
}
|
|
|
|
|
msleep(10);
|
|
|
|
|
printk("xc3028: should set frequency %d kHz)\n", freq / 1000);
|
|
|
|
|
rc = priv->tuner_callback(priv->video_dev, XC2028_TUNER_RESET, 0);
|
|
|
|
|
if (rc<0)
|
|
|
|
|
goto ret;
|
|
|
|
|
|
|
|
|
|
if (check_firmware(c, new_mode, bandwidth)<0)
|
|
|
|
|
msleep(10);
|
|
|
|
|
tuner_info("should set frequency %d kHz)\n", freq / 1000);
|
|
|
|
|
|
|
|
|
|
if (check_firmware(fe, new_mode, std, bandwidth)<0)
|
|
|
|
|
goto ret;
|
|
|
|
|
|
|
|
|
|
if(new_mode == T_DIGITAL_TV)
|
|
|
|
@ -352,13 +365,10 @@ static void generic_set_tv_freq(struct i2c_client *c, u32 freq /* in Hz */,
|
|
|
|
|
div = (freq - offset + DIV/2)/DIV;
|
|
|
|
|
|
|
|
|
|
/* CMD= Set frequency */
|
|
|
|
|
send_seq(c, {0x00, 0x02, 0x00, 0x00});
|
|
|
|
|
if (t->tuner_callback) {
|
|
|
|
|
rc = t->tuner_callback( c->adapter->algo_data,
|
|
|
|
|
XC2028_RESET_CLK, 1);
|
|
|
|
|
if (rc<0)
|
|
|
|
|
goto ret;
|
|
|
|
|
}
|
|
|
|
|
send_seq(priv, {0x00, 0x02, 0x00, 0x00});
|
|
|
|
|
rc = priv->tuner_callback(priv->video_dev, XC2028_RESET_CLK, 1);
|
|
|
|
|
if (rc<0)
|
|
|
|
|
goto ret;
|
|
|
|
|
|
|
|
|
|
msleep(10);
|
|
|
|
|
|
|
|
|
@ -368,121 +378,82 @@ static void generic_set_tv_freq(struct i2c_client *c, u32 freq /* in Hz */,
|
|
|
|
|
buf[3]= 0xff & (div);
|
|
|
|
|
buf[4]= 0;
|
|
|
|
|
|
|
|
|
|
i2c_send(rc, c, buf, sizeof(buf));
|
|
|
|
|
i2c_send(rc, priv, buf, sizeof(buf));
|
|
|
|
|
if (rc<0)
|
|
|
|
|
goto ret;
|
|
|
|
|
msleep(100);
|
|
|
|
|
|
|
|
|
|
priv->frequency=freq;
|
|
|
|
|
|
|
|
|
|
printk("divider= %02x %02x %02x %02x (freq=%d.%02d)\n",
|
|
|
|
|
buf[1],buf[2],buf[3],buf[4],
|
|
|
|
|
freq / 16, freq % 16 * 100 / 16);
|
|
|
|
|
freq / 1000000, (freq%1000000)/10000);
|
|
|
|
|
|
|
|
|
|
rc=0;
|
|
|
|
|
|
|
|
|
|
ret:
|
|
|
|
|
mutex_unlock(&xc2028->lock);
|
|
|
|
|
mutex_unlock(&priv->lock);
|
|
|
|
|
|
|
|
|
|
return rc;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
static void set_tv_freq(struct i2c_client *c, unsigned int freq)
|
|
|
|
|
static int xc2028_set_tv_freq(struct dvb_frontend *fe,
|
|
|
|
|
struct analog_parameters *p)
|
|
|
|
|
{
|
|
|
|
|
printk(KERN_INFO "xc2028: %s called\n", __FUNCTION__);
|
|
|
|
|
struct xc2028_data *priv = fe->tuner_priv;
|
|
|
|
|
|
|
|
|
|
generic_set_tv_freq(c, freq * 62500l, T_ANALOG_TV,
|
|
|
|
|
BANDWIDTH_8_MHZ /* unimportant */);
|
|
|
|
|
tuner_info("%s called\n", __FUNCTION__);
|
|
|
|
|
|
|
|
|
|
return generic_set_tv_freq(fe, 62500l*p->frequency, T_ANALOG_TV,
|
|
|
|
|
p->std,
|
|
|
|
|
BANDWIDTH_8_MHZ /* NOT USED */);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
static void xc2028_release(struct i2c_client *c)
|
|
|
|
|
{
|
|
|
|
|
struct tuner *t = i2c_get_clientdata(c);
|
|
|
|
|
|
|
|
|
|
kfree(t->priv);
|
|
|
|
|
t->priv = NULL;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
static struct tuner_operations tea5767_tuner_ops = {
|
|
|
|
|
.set_tv_freq = set_tv_freq,
|
|
|
|
|
.has_signal = xc2028_signal,
|
|
|
|
|
.release = xc2028_release,
|
|
|
|
|
// .is_stereo = xc2028_stereo,
|
|
|
|
|
};
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
static int init=0;
|
|
|
|
|
|
|
|
|
|
int xc2028_tuner_init(struct i2c_client *c)
|
|
|
|
|
{
|
|
|
|
|
struct tuner *t = i2c_get_clientdata(c);
|
|
|
|
|
int version = xc2028_get_reg(c, 0x4);
|
|
|
|
|
int prd_id = xc2028_get_reg(c, 0x8);
|
|
|
|
|
struct xc2028_data *xc2028;
|
|
|
|
|
|
|
|
|
|
tuner_info("Xcv2028/3028 init called!\n");
|
|
|
|
|
|
|
|
|
|
if (init) {
|
|
|
|
|
printk (KERN_ERR "Module already initialized!\n");
|
|
|
|
|
return 0;
|
|
|
|
|
}
|
|
|
|
|
init++;
|
|
|
|
|
|
|
|
|
|
xc2028 = kzalloc(sizeof(*xc2028), GFP_KERNEL);
|
|
|
|
|
if (!xc2028)
|
|
|
|
|
return -ENOMEM;
|
|
|
|
|
t->priv = xc2028;
|
|
|
|
|
|
|
|
|
|
xc2028->bandwidth=BANDWIDTH_6_MHZ;
|
|
|
|
|
xc2028->need_load_generic=1;
|
|
|
|
|
xc2028->mode = T_UNINITIALIZED;
|
|
|
|
|
|
|
|
|
|
mutex_init(&xc2028->lock);
|
|
|
|
|
|
|
|
|
|
/* FIXME: Check where t->priv will be freed */
|
|
|
|
|
|
|
|
|
|
if (version<0)
|
|
|
|
|
version=0;
|
|
|
|
|
|
|
|
|
|
if (prd_id<0)
|
|
|
|
|
prd_id=0;
|
|
|
|
|
|
|
|
|
|
strlcpy(c->name, "xc2028", sizeof(c->name));
|
|
|
|
|
tuner_info("type set to %d (%s, hw ver=%d.%d, fw ver=%d.%d, id=0x%04x)\n",
|
|
|
|
|
t->type, c->name,
|
|
|
|
|
(version>>12)&0x0f,(version>>8)&0x0f,
|
|
|
|
|
(version>>4)&0x0f,(version)&0x0f, prd_id);
|
|
|
|
|
|
|
|
|
|
memcpy(&t->ops, &tea5767_tuner_ops, sizeof(struct tuner_operations));
|
|
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
static int xc3028_set_params(struct dvb_frontend *fe,
|
|
|
|
|
static int xc2028_set_params(struct dvb_frontend *fe,
|
|
|
|
|
struct dvb_frontend_parameters *p)
|
|
|
|
|
{
|
|
|
|
|
struct i2c_client *c = fe->tuner_priv;
|
|
|
|
|
struct xc2028_data *priv = fe->tuner_priv;
|
|
|
|
|
|
|
|
|
|
printk(KERN_INFO "xc2028: %s called\n", __FUNCTION__);
|
|
|
|
|
tuner_info("%s called\n", __FUNCTION__);
|
|
|
|
|
|
|
|
|
|
generic_set_tv_freq(c, p->frequency, T_DIGITAL_TV,
|
|
|
|
|
p->u.ofdm.bandwidth);
|
|
|
|
|
/* FIXME: Only OFDM implemented */
|
|
|
|
|
if (fe->ops.info.type != FE_OFDM) {
|
|
|
|
|
tuner_info ("DTV type not implemented.\n");
|
|
|
|
|
return -EINVAL;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
return generic_set_tv_freq(fe, p->frequency, T_DIGITAL_TV,
|
|
|
|
|
0, /* NOT USED */
|
|
|
|
|
p->u.ofdm.bandwidth);
|
|
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
static int xc3028_dvb_release(struct dvb_frontend *fe)
|
|
|
|
|
static int xc2028_dvb_release(struct dvb_frontend *fe)
|
|
|
|
|
{
|
|
|
|
|
printk(KERN_INFO "xc2028: %s called\n", __FUNCTION__);
|
|
|
|
|
struct xc2028_data *priv = fe->tuner_priv;
|
|
|
|
|
|
|
|
|
|
fe->tuner_priv = NULL;
|
|
|
|
|
tuner_info("%s called\n", __FUNCTION__);
|
|
|
|
|
|
|
|
|
|
priv->count--;
|
|
|
|
|
|
|
|
|
|
if (!priv->count)
|
|
|
|
|
kfree (priv);
|
|
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
static int xc3028_dvb_init(struct dvb_frontend *fe)
|
|
|
|
|
static int xc2028_get_frequency(struct dvb_frontend *fe, u32 *frequency)
|
|
|
|
|
{
|
|
|
|
|
printk(KERN_INFO "xc2028: %s called\n", __FUNCTION__);
|
|
|
|
|
struct xc2028_data *priv = fe->tuner_priv;
|
|
|
|
|
|
|
|
|
|
tuner_info("%s called\n", __FUNCTION__);
|
|
|
|
|
|
|
|
|
|
*frequency = priv->frequency;
|
|
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
static const struct dvb_tuner_ops xc3028_dvb_tuner_ops = {
|
|
|
|
|
static const struct dvb_tuner_ops xc2028_dvb_tuner_ops = {
|
|
|
|
|
.info = {
|
|
|
|
|
.name = "Xceive XC3028",
|
|
|
|
|
.frequency_min = 42000000,
|
|
|
|
@ -490,33 +461,74 @@ static const struct dvb_tuner_ops xc3028_dvb_tuner_ops = {
|
|
|
|
|
.frequency_step = 50000,
|
|
|
|
|
},
|
|
|
|
|
|
|
|
|
|
.release = xc3028_dvb_release,
|
|
|
|
|
.init = xc3028_dvb_init,
|
|
|
|
|
.set_analog_params = xc2028_set_tv_freq,
|
|
|
|
|
.release = xc2028_dvb_release,
|
|
|
|
|
.get_frequency = xc2028_get_frequency,
|
|
|
|
|
.get_rf_strength = xc2028_signal,
|
|
|
|
|
.set_params = xc2028_set_params,
|
|
|
|
|
|
|
|
|
|
// int (*sleep)(struct dvb_frontend *fe);
|
|
|
|
|
|
|
|
|
|
/** This is for simple PLLs - set all parameters in one go. */
|
|
|
|
|
.set_params = xc3028_set_params,
|
|
|
|
|
|
|
|
|
|
/** This is support for demods like the mt352 - fills out the supplied buffer with what to write. */
|
|
|
|
|
// int (*calc_regs)(struct dvb_frontend *fe, struct dvb_frontend_parameters *p, u8 *buf, int buf_len);
|
|
|
|
|
|
|
|
|
|
// int (*get_frequency)(struct dvb_frontend *fe, u32 *frequency);
|
|
|
|
|
// int (*get_bandwidth)(struct dvb_frontend *fe, u32 *bandwidth);
|
|
|
|
|
|
|
|
|
|
// int (*get_status)(struct dvb_frontend *fe, u32 *status);
|
|
|
|
|
};
|
|
|
|
|
|
|
|
|
|
int xc2028_attach(struct i2c_client *c, struct dvb_frontend *fe)
|
|
|
|
|
int xc2028_attach(struct dvb_frontend *fe, struct i2c_adapter* i2c_adap,
|
|
|
|
|
u8 i2c_addr, struct device *dev, void *video_dev,
|
|
|
|
|
int (*tuner_callback) (void *dev, int command,int arg))
|
|
|
|
|
{
|
|
|
|
|
fe->tuner_priv = c;
|
|
|
|
|
struct xc2028_data *priv;
|
|
|
|
|
|
|
|
|
|
memcpy(&fe->ops.tuner_ops, &xc3028_dvb_tuner_ops, sizeof(fe->ops.tuner_ops));
|
|
|
|
|
printk( KERN_INFO PREFIX "Xcv2028/3028 init called!\n");
|
|
|
|
|
|
|
|
|
|
if (NULL == dev)
|
|
|
|
|
return -ENODEV;
|
|
|
|
|
|
|
|
|
|
if (NULL == video_dev)
|
|
|
|
|
return -ENODEV;
|
|
|
|
|
|
|
|
|
|
if (!tuner_callback) {
|
|
|
|
|
printk( KERN_ERR PREFIX "No tuner callback!\n");
|
|
|
|
|
return -EINVAL;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
list_for_each_entry(priv, &xc2028_list, xc2028_list) {
|
|
|
|
|
if (priv->dev == dev) {
|
|
|
|
|
dev = NULL;
|
|
|
|
|
priv->count++;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
if (dev) {
|
|
|
|
|
priv = kzalloc(sizeof(*priv), GFP_KERNEL);
|
|
|
|
|
if (priv == NULL)
|
|
|
|
|
return -ENOMEM;
|
|
|
|
|
|
|
|
|
|
fe->tuner_priv = priv;
|
|
|
|
|
|
|
|
|
|
priv->bandwidth=BANDWIDTH_6_MHZ;
|
|
|
|
|
priv->need_load_generic=1;
|
|
|
|
|
priv->mode = T_UNINITIALIZED;
|
|
|
|
|
priv->i2c_props.addr = i2c_addr;
|
|
|
|
|
priv->i2c_props.adap = i2c_adap;
|
|
|
|
|
priv->dev = dev;
|
|
|
|
|
priv->video_dev = video_dev;
|
|
|
|
|
priv->tuner_callback = tuner_callback;
|
|
|
|
|
|
|
|
|
|
mutex_init(&priv->lock);
|
|
|
|
|
|
|
|
|
|
list_add_tail(&priv->xc2028_list,&xc2028_list);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
memcpy(&fe->ops.tuner_ops, &xc2028_dvb_tuner_ops,
|
|
|
|
|
sizeof(xc2028_dvb_tuner_ops));
|
|
|
|
|
|
|
|
|
|
tuner_info("type set to %s\n", "XCeive xc2028/xc3028 tuner");
|
|
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
EXPORT_SYMBOL(xc2028_attach);
|
|
|
|
|
|
|
|
|
|
MODULE_DESCRIPTION("Xceive xc2028/xc3028 tuner driver");
|
|
|
|
|
MODULE_AUTHOR("Mauro Carvalho Chehab <mchehab@infradead.org>");
|
|
|
|
|
MODULE_LICENSE("GPL");
|
|
|
|
|