V4L/DVB (7042): xc5000: Tuner analog support
From Zhang: This an updated patch that adds analog support for the xc5000 tuner driver. it was tested on a Pinnacle PCTV HD 800i card (patches to follow). Patch commited as-is, cleanup to follow ... Steve. Signed-off-by: Chaogui Zhang <czhang1974@gmail.com> Signed-off-by: Steven Toth <stoth@hauppauge.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
This commit is contained in:
Steven Toth
Mauro Carvalho Chehab
parent
dfc1c08aab
commit
27c685a4b0
6 changed files with 213 additions and 38 deletions
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@ -73,3 +73,4 @@ tuner=71 - Xceive xc2028/xc3028 tuner
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tuner=72 - Thomson FE6600
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tuner=73 - Samsung TCPG 6121P30A
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tuner=75 - Philips TEA5761 FM Radio
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tuner=76 - Xceive 5000 tuner
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@ -22,6 +22,7 @@
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#include <linux/module.h>
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#include <linux/moduleparam.h>
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#include <linux/videodev2.h>
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#include <linux/delay.h>
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#include <linux/dvb/frontend.h>
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#include <linux/i2c.h>
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@ -56,6 +57,10 @@ MODULE_PARM_DESC(debug, "Turn on/off debugging (default:off).");
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#define XC_RESULT_I2C_READ_FAILURE 3
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#define XC_RESULT_OUT_OF_RANGE 5
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/* Product id */
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#define XC_PRODUCT_ID_FW_NOT_LOADED 0x2000
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#define XC_PRODUCT_ID_FW_LOADED 0x1388
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/* Registers */
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#define XREG_INIT 0x00
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#define XREG_VIDEO_MODE 0x01
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@ -122,7 +127,29 @@ typedef struct {
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} XC_TV_STANDARD;
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/* Tuner standards */
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#define DTV6 17
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#define MN_NTSC_PAL_BTSC 0
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#define MN_NTSC_PAL_A2 1
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#define MN_NTSC_PAL_EIAJ 2
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#define MN_NTSC_PAL_Mono 3
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#define BG_PAL_A2 4
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#define BG_PAL_NICAM 5
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#define BG_PAL_MONO 6
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#define I_PAL_NICAM 7
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#define I_PAL_NICAM_MONO 8
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#define DK_PAL_A2 9
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#define DK_PAL_NICAM 10
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#define DK_PAL_MONO 11
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#define DK_SECAM_A2DK1 12
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#define DK_SECAM_A2LDK3 13
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#define DK_SECAM_A2MONO 14
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#define L_SECAM_NICAM 15
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#define LC_SECAM_NICAM 16
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#define DTV6 17
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#define DTV8 18
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#define DTV7_8 19
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#define DTV7 20
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#define FM_Radio_INPUT2 21
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#define FM_Radio_INPUT1 22
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XC_TV_STANDARD XC5000_Standard[MAX_TV_STANDARD] = {
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{"M/N-NTSC/PAL-BTSC", 0x0400, 0x8020},
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@ -184,12 +211,13 @@ static void xc5000_TunerReset(struct dvb_frontend *fe)
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dprintk(1, "%s()\n", __FUNCTION__);
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if (priv->cfg->tuner_reset) {
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ret = priv->cfg->tuner_reset(fe);
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if (priv->cfg->tuner_callback) {
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ret = priv->cfg->tuner_callback(priv->cfg->video_dev,
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XC5000_TUNER_RESET, 0);
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if (ret)
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printk(KERN_ERR "xc5000: reset failed\n");
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} else
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printk(KERN_ERR "xc5000: no tuner reset function, fatal\n");
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printk(KERN_ERR "xc5000: no tuner reset callback function, fatal\n");
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}
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static int xc_write_reg(struct xc5000_priv *priv, u16 regAddr, u16 i2cData)
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@ -259,7 +287,6 @@ static int xc_load_i2c_sequence(struct dvb_frontend *fe, u8 i2c_sequence[])
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index=0;
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while ((i2c_sequence[index]!=0xFF) || (i2c_sequence[index+1]!=0xFF)) {
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len = i2c_sequence[index]* 256 + i2c_sequence[index+1];
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if (len == 0x0000) {
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/* RESET command */
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@ -311,7 +338,7 @@ static int xc_SetTVStandard(struct xc5000_priv *priv,
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u16 VideoMode, u16 AudioMode)
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{
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int ret;
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dprintk(1, "%s(%d,%d)\n", __FUNCTION__, VideoMode, AudioMode);
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dprintk(1, "%s(0x%04x,0x%04x)\n", __FUNCTION__, VideoMode, AudioMode);
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dprintk(1, "%s() Standard = %s\n",
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__FUNCTION__,
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XC5000_Standard[priv->video_standard].Name);
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@ -325,7 +352,11 @@ static int xc_SetTVStandard(struct xc5000_priv *priv,
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static int xc_shutdown(struct xc5000_priv *priv)
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{
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return xc_write_reg(priv, XREG_POWER_DOWN, 0);
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return 0;
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/* Fixme: cannot bring tuner back alive once shutdown
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* without reloading the driver modules.
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* return xc_write_reg(priv, XREG_POWER_DOWN, 0);
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*/
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}
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static int xc_SetSignalSource(struct xc5000_priv *priv, u16 rf_mode)
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@ -349,7 +380,7 @@ static int xc_set_RF_frequency(struct xc5000_priv *priv, u32 freq_hz)
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{
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u16 freq_code;
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dprintk(1, "%s(%d)\n", __FUNCTION__, freq_hz);
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dprintk(1, "%s(%u)\n", __FUNCTION__, freq_hz);
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if ((freq_hz > xc5000_tuner_ops.info.frequency_max) ||
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(freq_hz < xc5000_tuner_ops.info.frequency_min))
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@ -457,7 +488,7 @@ static int xc_tune_channel(struct xc5000_priv *priv, u32 freq_hz)
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{
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int found = 0;
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dprintk(1, "%s(%d)\n", __FUNCTION__, freq_hz);
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dprintk(1, "%s(%u)\n", __FUNCTION__, freq_hz);
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if (xc_set_RF_frequency(priv, freq_hz) != XC_RESULT_SUCCESS)
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return 0;
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@ -480,7 +511,7 @@ static int xc5000_readreg(struct xc5000_priv *priv, u16 reg, u16 *val)
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};
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if (i2c_transfer(priv->i2c, msg, 2) != 2) {
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printk(KERN_WARNING "xc5000 I2C read failed\n");
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printk(KERN_WARNING "xc5000: I2C read failed\n");
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return -EREMOTEIO;
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}
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@ -494,7 +525,7 @@ static int xc5000_writeregs(struct xc5000_priv *priv, u8 *buf, u8 len)
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.flags = 0, .buf = buf, .len = len };
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if (i2c_transfer(priv->i2c, &msg, 1) != 1) {
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printk(KERN_ERR "xc5000 I2C write failed (len=%i)\n",
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printk(KERN_ERR "xc5000: I2C write failed (len=%i)\n",
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(int)len);
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return -EREMOTEIO;
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}
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@ -519,16 +550,11 @@ static int xc5000_fwupload(struct dvb_frontend* fe)
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const struct firmware *fw;
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int ret;
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if (!priv->cfg->request_firmware) {
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printk(KERN_ERR "xc5000: no firmware callback, fatal\n");
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return -EIO;
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}
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/* request the firmware, this will block and timeout */
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printk(KERN_INFO "xc5000: waiting for firmware upload (%s)...\n",
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XC5000_DEFAULT_FIRMWARE);
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ret = priv->cfg->request_firmware(fe, &fw, XC5000_DEFAULT_FIRMWARE);
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ret = request_firmware(&fw, XC5000_DEFAULT_FIRMWARE, &priv->i2c->dev);
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if (ret) {
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printk(KERN_ERR "xc5000: Upload failed. (file not found?)\n");
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ret = XC_RESULT_RESET_FAILURE;
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@ -601,7 +627,6 @@ static int xc5000_set_params(struct dvb_frontend *fe,
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dprintk(1, "%s() frequency=%d (Hz)\n", __FUNCTION__, params->frequency);
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switch(params->u.vsb.modulation) {
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case VSB_8:
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case VSB_16:
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@ -658,6 +683,93 @@ static int xc5000_set_params(struct dvb_frontend *fe,
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return 0;
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}
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static int xc_load_fw_and_init_tuner(struct dvb_frontend *fe);
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static int xc5000_set_analog_params(struct dvb_frontend *fe,
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struct analog_parameters *params)
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{
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struct xc5000_priv *priv = fe->tuner_priv;
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int ret;
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if(priv->fwloaded == 0)
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xc_load_fw_and_init_tuner(fe);
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dprintk(1, "%s() frequency=%d (in units of 62.5khz)\n",
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__FUNCTION__, params->frequency);
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priv->rf_mode = XC_RF_MODE_CABLE; /* Fix me: it could be air. */
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/* params->frequency is in units of 62.5khz */
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priv->freq_hz = params->frequency * 62500;
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/* FIX ME: Some video standards may have several possible audio
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standards. We simply default to one of them here.
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*/
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if(params->std & V4L2_STD_MN) {
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/* default to BTSC audio standard */
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priv->video_standard = MN_NTSC_PAL_BTSC;
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goto tune_channel;
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}
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if(params->std & V4L2_STD_PAL_BG) {
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/* default to NICAM audio standard */
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priv->video_standard = BG_PAL_NICAM;
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goto tune_channel;
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}
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if(params->std & V4L2_STD_PAL_I) {
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/* default to NICAM audio standard */
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priv->video_standard = I_PAL_NICAM;
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goto tune_channel;
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}
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if(params->std & V4L2_STD_PAL_DK) {
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/* default to NICAM audio standard */
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priv->video_standard = DK_PAL_NICAM;
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goto tune_channel;
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}
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if(params->std & V4L2_STD_SECAM_DK) {
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/* default to A2 DK1 audio standard */
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priv->video_standard = DK_SECAM_A2DK1;
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goto tune_channel;
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}
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if(params->std & V4L2_STD_SECAM_L) {
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priv->video_standard = L_SECAM_NICAM;
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goto tune_channel;
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}
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if(params->std & V4L2_STD_SECAM_LC) {
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priv->video_standard = LC_SECAM_NICAM;
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goto tune_channel;
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}
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tune_channel:
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ret = xc_SetSignalSource(priv, priv->rf_mode);
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if (ret != XC_RESULT_SUCCESS) {
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printk(KERN_ERR
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"xc5000: xc_SetSignalSource(%d) failed\n",
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priv->rf_mode);
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return -EREMOTEIO;
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}
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ret = xc_SetTVStandard(priv,
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XC5000_Standard[priv->video_standard].VideoMode,
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XC5000_Standard[priv->video_standard].AudioMode);
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if (ret != XC_RESULT_SUCCESS) {
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printk(KERN_ERR "xc5000: xc_SetTVStandard failed\n");
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return -EREMOTEIO;
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}
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xc_tune_channel(priv, priv->freq_hz);
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if (debug)
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xc_debug_dump(priv);
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return 0;
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}
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static int xc5000_get_frequency(struct dvb_frontend *fe, u32 *freq)
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{
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struct xc5000_priv *priv = fe->tuner_priv;
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@ -670,6 +782,7 @@ static int xc5000_get_bandwidth(struct dvb_frontend *fe, u32 *bw)
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{
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struct xc5000_priv *priv = fe->tuner_priv;
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dprintk(1, "%s()\n", __FUNCTION__);
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*bw = priv->bandwidth;
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return 0;
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}
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@ -691,13 +804,12 @@ static int xc5000_get_status(struct dvb_frontend *fe, u32 *status)
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static int xc_load_fw_and_init_tuner(struct dvb_frontend *fe)
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{
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struct xc5000_priv *priv = fe->tuner_priv;
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int ret;
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int ret = 0;
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if (priv->fwloaded == 0) {
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ret = xc5000_fwupload(fe);
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if (ret != XC_RESULT_SUCCESS)
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return ret;
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priv->fwloaded = 1;
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}
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@ -720,9 +832,27 @@ static int xc_load_fw_and_init_tuner(struct dvb_frontend *fe)
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static int xc5000_sleep(struct dvb_frontend *fe)
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{
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struct xc5000_priv *priv = fe->tuner_priv;
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int ret;
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dprintk(1, "%s()\n", __FUNCTION__);
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return xc_shutdown(priv);
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/* On Pinnacle PCTV HD 800i, the tuner cannot be reinitialized
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* once shutdown without reloading the driver. Maybe I am not
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* doing something right.
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*
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*/
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ret = xc_shutdown(priv);
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if(ret != XC_RESULT_SUCCESS) {
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printk(KERN_ERR
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"xc5000: %s() unable to shutdown tuner\n",
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__FUNCTION__);
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return -EREMOTEIO;
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}
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else {
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/* priv->fwloaded = 0; */
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return XC_RESULT_SUCCESS;
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}
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}
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static int xc5000_init(struct dvb_frontend *fe)
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@ -757,14 +887,15 @@ static const struct dvb_tuner_ops xc5000_tuner_ops = {
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.frequency_step = 50000,
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},
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.release = xc5000_release,
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.init = xc5000_init,
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.sleep = xc5000_sleep,
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.release = xc5000_release,
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.init = xc5000_init,
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.sleep = xc5000_sleep,
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.set_params = xc5000_set_params,
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.get_frequency = xc5000_get_frequency,
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.get_bandwidth = xc5000_get_bandwidth,
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.get_status = xc5000_get_status
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.set_params = xc5000_set_params,
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.set_analog_params = xc5000_set_analog_params,
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.get_frequency = xc5000_get_frequency,
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.get_bandwidth = xc5000_get_bandwidth,
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.get_status = xc5000_get_status
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};
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struct dvb_frontend * xc5000_attach(struct dvb_frontend *fe,
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@ -783,14 +914,33 @@ struct dvb_frontend * xc5000_attach(struct dvb_frontend *fe,
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priv->cfg = cfg;
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priv->bandwidth = BANDWIDTH_6_MHZ;
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priv->i2c = i2c;
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priv->fwloaded = 0;
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/* Check if firmware has been loaded. It is possible that another
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instance of the driver has loaded the firmware.
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*/
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if (xc5000_readreg(priv, XREG_PRODUCT_ID, &id) != 0) {
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kfree(priv);
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return NULL;
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}
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if ((id != 0x2000) && (id != 0x1388)) {
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switch(id) {
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case XC_PRODUCT_ID_FW_LOADED:
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printk(KERN_INFO
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"xc5000: Successfully identified at address 0x%02x\n",
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cfg->i2c_address);
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printk(KERN_INFO
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"xc5000: Firmware has been loaded previously\n");
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priv->fwloaded = 1;
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break;
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case XC_PRODUCT_ID_FW_NOT_LOADED:
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printk(KERN_INFO
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"xc5000: Successfully identified at address 0x%02x\n",
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cfg->i2c_address);
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printk(KERN_INFO
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"xc5000: Firmware has not been loaded previously\n");
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priv->fwloaded = 0;
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break;
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default:
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printk(KERN_ERR
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"xc5000: Device not found at addr 0x%02x (0x%x)\n",
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cfg->i2c_address, id);
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@ -798,9 +948,6 @@ struct dvb_frontend * xc5000_attach(struct dvb_frontend *fe,
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return NULL;
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}
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printk(KERN_INFO "xc5000: successfully identified at address 0x%02x\n",
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cfg->i2c_address);
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memcpy(&fe->ops.tuner_ops, &xc5000_tuner_ops,
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sizeof(struct dvb_tuner_ops));
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@ -28,13 +28,15 @@ struct dvb_frontend;
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struct i2c_adapter;
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struct xc5000_config {
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u8 i2c_address;
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u32 if_khz;
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int (*request_firmware)(struct dvb_frontend *fe,
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const struct firmware **fw, char *name);
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int (*tuner_reset)(struct dvb_frontend* fe);
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u8 i2c_address;
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u32 if_khz;
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void *video_dev;
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int (*tuner_callback) (void *dev, int command, int arg);
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};
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/* xc5000 callback command */
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#define XC5000_TUNER_RESET 0
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#if defined(CONFIG_DVB_TUNER_XC5000) || defined(CONFIG_DVB_TUNER_XC5000_MODULE)
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extern struct dvb_frontend* xc5000_attach(struct dvb_frontend *fe,
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struct i2c_adapter *i2c,
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@ -27,6 +27,7 @@
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#include "tuner-xc2028.h"
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#include "tuner-simple.h"
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#include "tda9887.h"
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#include "xc5000.h"
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#define UNSET (-1U)
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@ -329,6 +330,8 @@ static void attach_tda829x(struct tuner *t)
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tda829x_attach(&t->fe, t->i2c->adapter, t->i2c->addr, &cfg);
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}
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static struct xc5000_config xc5000_cfg;
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static void set_type(struct i2c_client *c, unsigned int type,
|
||||
unsigned int new_mode_mask, unsigned int new_config,
|
||||
int (*tuner_callback) (void *dev, int command,int arg))
|
||||
|
|
@ -428,6 +431,23 @@ static void set_type(struct i2c_client *c, unsigned int type,
|
|||
case TUNER_TDA9887:
|
||||
tda9887_attach(&t->fe, t->i2c->adapter, t->i2c->addr);
|
||||
break;
|
||||
case TUNER_XC5000:
|
||||
xc5000_cfg.i2c_address = t->i2c->addr;
|
||||
xc5000_cfg.if_khz = 5380;
|
||||
xc5000_cfg.video_dev = c->adapter->algo_data;
|
||||
xc5000_cfg.tuner_callback = t->tuner_callback;
|
||||
if (!xc5000_attach(&t->fe, t->i2c->adapter, &xc5000_cfg)) {
|
||||
t->type = TUNER_ABSENT;
|
||||
t->mode_mask = T_UNINITIALIZED;
|
||||
return;
|
||||
}
|
||||
{
|
||||
struct dvb_tuner_ops *xc_tuner_ops;
|
||||
xc_tuner_ops = &t->fe.ops.tuner_ops;
|
||||
if(xc_tuner_ops->init != NULL)
|
||||
xc_tuner_ops->init(&t->fe);
|
||||
}
|
||||
break;
|
||||
default:
|
||||
attach_simple_tuner(t);
|
||||
break;
|
||||
|
|
|
|||
|
|
@ -1475,6 +1475,10 @@ struct tunertype tuners[] = {
|
|||
.name = "Philips TEA5761 FM Radio",
|
||||
/* see tea5767.c for details */
|
||||
},
|
||||
[TUNER_XC5000] = { /* Xceive 5000 */
|
||||
.name = "Xceive 5000 tuner",
|
||||
/* see xc5000.c for details */
|
||||
},
|
||||
};
|
||||
|
||||
unsigned const int tuner_count = ARRAY_SIZE(tuners);
|
||||
|
|
|
|||
|
|
@ -121,6 +121,7 @@
|
|||
#define TUNER_SAMSUNG_TCPG_6121P30A 73 /* Hauppauge PVR-500 PAL */
|
||||
#define TUNER_TDA9887 74 /* This tuner should be used only internally */
|
||||
#define TUNER_TEA5761 75 /* Only FM Radio Tuner */
|
||||
#define TUNER_XC5000 76 /* Xceive Silicon Tuner */
|
||||
|
||||
/* tv card specific */
|
||||
#define TDA9887_PRESENT (1<<0)
|
||||
|
|
|
|||
Loading…
Reference in a new issue