mirror of https://gitee.com/openkylin/linux.git
V4L/DVB (7087): tuner-simple: whitespace / comments / codingstyle cleanups
Signed-off-by: Michael Krufky <mkrufky@linuxtv.org> Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
This commit is contained in:
Michael Krufky
Mauro Carvalho Chehab
parent
3dc5063786
commit
9ba0a3c0e8
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@ -13,15 +13,15 @@
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#include "tuner-i2c.h"
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#include "tuner-simple.h"
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static int debug = 0;
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static int debug;
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module_param(debug, int, 0644);
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MODULE_PARM_DESC(debug, "enable verbose debug messages");
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#define PREFIX "tuner-simple"
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static int offset = 0;
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static int offset;
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module_param(offset, int, 0664);
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MODULE_PARM_DESC(offset,"Allows to specify an offset for tuner");
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MODULE_PARM_DESC(offset, "Allows to specify an offset for tuner");
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/* ---------------------------------------------------------------------- */
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@ -36,8 +36,8 @@ MODULE_PARM_DESC(offset,"Allows to specify an offset for tuner");
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*/
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#define TEMIC_SET_PAL_I 0x05
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#define TEMIC_SET_PAL_DK 0x09
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#define TEMIC_SET_PAL_L 0x0a // SECAM ?
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#define TEMIC_SET_PAL_L2 0x0b // change IF !
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#define TEMIC_SET_PAL_L 0x0a /* SECAM ? */
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#define TEMIC_SET_PAL_L2 0x0b /* change IF ! */
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#define TEMIC_SET_PAL_BG 0x0c
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/* tv tuner system standard selection for Philips FQ1216ME
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@ -107,7 +107,7 @@ static int tuner_read_status(struct dvb_frontend *fe)
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struct tuner_simple_priv *priv = fe->tuner_priv;
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unsigned char byte;
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if (1 != tuner_i2c_xfer_recv(&priv->i2c_props,&byte,1))
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if (1 != tuner_i2c_xfer_recv(&priv->i2c_props, &byte, 1))
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return 0;
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return byte;
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@ -121,13 +121,13 @@ static inline int tuner_signal(const int status)
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static inline int tuner_stereo(const int type, const int status)
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{
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switch (type) {
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case TUNER_PHILIPS_FM1216ME_MK3:
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case TUNER_PHILIPS_FM1236_MK3:
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case TUNER_PHILIPS_FM1256_IH3:
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case TUNER_LG_NTSC_TAPE:
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return ((status & TUNER_SIGNAL) == TUNER_STEREO_MK3);
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default:
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return status & TUNER_STEREO;
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case TUNER_PHILIPS_FM1216ME_MK3:
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case TUNER_PHILIPS_FM1236_MK3:
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case TUNER_PHILIPS_FM1256_IH3:
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case TUNER_LG_NTSC_TAPE:
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return ((status & TUNER_SIGNAL) == TUNER_STEREO_MK3);
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default:
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return status & TUNER_STEREO;
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}
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}
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@ -219,9 +219,9 @@ static int simple_set_tv_freq(struct dvb_frontend *fe,
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continue;
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break;
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}
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/* use default tuner_t_params if desired_type not available */
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/* use default tuner params if desired_type not available */
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if (desired_type != tun->params[j].type) {
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tuner_dbg("IFPCoff = %d: tuner_t_params undefined for tuner %d\n",
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tuner_dbg("IFPCoff = %d: params undefined for tuner %d\n",
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IFPCoff, priv->type);
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j = 0;
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}
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@ -234,7 +234,7 @@ static int simple_set_tv_freq(struct dvb_frontend *fe,
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}
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if (i == t_params->count) {
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tuner_dbg("TV frequency out of range (%d > %d)",
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params->frequency, t_params->ranges[i - 1].limit);
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params->frequency, t_params->ranges[i - 1].limit);
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params->frequency = t_params->ranges[--i].limit;
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}
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config = t_params->ranges[i].config;
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@ -242,24 +242,25 @@ static int simple_set_tv_freq(struct dvb_frontend *fe,
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/* i == 0 -> VHF_LO
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* i == 1 -> VHF_HI
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* i == 2 -> UHF */
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tuner_dbg("tv: param %d, range %d\n",j,i);
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tuner_dbg("tv: param %d, range %d\n", j, i);
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div=params->frequency + IFPCoff + offset;
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div = params->frequency + IFPCoff + offset;
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tuner_dbg("Freq= %d.%02d MHz, V_IF=%d.%02d MHz, Offset=%d.%02d MHz, div=%0d\n",
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params->frequency / 16, params->frequency % 16 * 100 / 16,
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IFPCoff / 16, IFPCoff % 16 * 100 / 16,
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offset / 16, offset % 16 * 100 / 16,
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div);
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tuner_dbg("Freq= %d.%02d MHz, V_IF=%d.%02d MHz, "
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"Offset=%d.%02d MHz, div=%0d\n",
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params->frequency / 16, params->frequency % 16 * 100 / 16,
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IFPCoff / 16, IFPCoff % 16 * 100 / 16,
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offset / 16, offset % 16 * 100 / 16, div);
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/* tv norm specific stuff for multi-norm tuners */
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switch (priv->type) {
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case TUNER_PHILIPS_SECAM: // FI1216MF
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case TUNER_PHILIPS_SECAM: /* FI1216MF */
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/* 0x01 -> ??? no change ??? */
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/* 0x02 -> PAL BDGHI / SECAM L */
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/* 0x04 -> ??? PAL others / SECAM others ??? */
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cb &= ~0x03;
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if (params->std & V4L2_STD_SECAM_L) //also valid for V4L2_STD_SECAM
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if (params->std & V4L2_STD_SECAM_L)
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/* also valid for V4L2_STD_SECAM */
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cb |= PHILIPS_MF_SET_STD_L;
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else if (params->std & V4L2_STD_SECAM_LC)
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cb |= PHILIPS_MF_SET_STD_LC;
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@ -333,10 +334,14 @@ static int simple_set_tv_freq(struct dvb_frontend *fe,
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/* set to the correct mode (analog or digital) */
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tuneraddr = priv->i2c_props.addr;
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priv->i2c_props.addr = 0x0a;
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if (2 != (rc = tuner_i2c_xfer_send(&priv->i2c_props,&buffer[0],2)))
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tuner_warn("i2c i/o error: rc == %d (should be 2)\n",rc);
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if (2 != (rc = tuner_i2c_xfer_send(&priv->i2c_props,&buffer[2],2)))
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tuner_warn("i2c i/o error: rc == %d (should be 2)\n",rc);
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rc = tuner_i2c_xfer_send(&priv->i2c_props, &buffer[0], 2);
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if (2 != rc)
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tuner_warn("i2c i/o error: rc == %d "
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"(should be 2)\n", rc);
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rc = tuner_i2c_xfer_send(&priv->i2c_props, &buffer[2], 2);
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if (2 != rc)
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tuner_warn("i2c i/o error: rc == %d "
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"(should be 2)\n", rc);
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priv->i2c_props.addr = tuneraddr;
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/* FIXME: input */
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break;
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@ -357,8 +362,10 @@ static int simple_set_tv_freq(struct dvb_frontend *fe,
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if (t_params->has_tda9887) {
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struct v4l2_priv_tun_config tda9887_cfg;
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int config = 0;
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int is_secam_l = (params->std & (V4L2_STD_SECAM_L | V4L2_STD_SECAM_LC)) &&
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!(params->std & ~(V4L2_STD_SECAM_L | V4L2_STD_SECAM_LC));
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int is_secam_l = (params->std & (V4L2_STD_SECAM_L |
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V4L2_STD_SECAM_LC)) &&
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!(params->std & ~(V4L2_STD_SECAM_L |
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V4L2_STD_SECAM_LC));
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tda9887_cfg.tuner = TUNER_TDA9887;
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tda9887_cfg.priv = &config;
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@ -368,8 +375,7 @@ static int simple_set_tv_freq(struct dvb_frontend *fe,
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config |= TDA9887_PORT1_ACTIVE;
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if (t_params->port2_active ^ t_params->port2_invert_for_secam_lc)
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config |= TDA9887_PORT2_ACTIVE;
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}
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else {
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} else {
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if (t_params->port1_active)
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config |= TDA9887_PORT1_ACTIVE;
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if (t_params->port2_active)
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@ -384,8 +390,7 @@ static int simple_set_tv_freq(struct dvb_frontend *fe,
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config |= TDA9887_TOP(t_params->default_top_secam_mid);
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else if (t_params->default_top_secam_high)
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config |= TDA9887_TOP(t_params->default_top_secam_high);
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}
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else {
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} else {
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if (i == 0 && t_params->default_top_low)
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config |= TDA9887_TOP(t_params->default_top_low);
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else if (i == 1 && t_params->default_top_mid)
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@ -399,10 +404,11 @@ static int simple_set_tv_freq(struct dvb_frontend *fe,
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&tda9887_cfg);
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}
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tuner_dbg("tv 0x%02x 0x%02x 0x%02x 0x%02x\n",
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buffer[0],buffer[1],buffer[2],buffer[3]);
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buffer[0], buffer[1], buffer[2], buffer[3]);
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if (4 != (rc = tuner_i2c_xfer_send(&priv->i2c_props,buffer,4)))
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tuner_warn("i2c i/o error: rc == %d (should be 4)\n",rc);
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rc = tuner_i2c_xfer_send(&priv->i2c_props, buffer, 4);
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if (4 != rc)
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tuner_warn("i2c i/o error: rc == %d (should be 4)\n", rc);
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switch (priv->type) {
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case TUNER_LG_TDVS_H06XF:
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@ -411,23 +417,28 @@ static int simple_set_tv_freq(struct dvb_frontend *fe,
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buffer[0] &= ~0x20;
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buffer[0] |= 0x18;
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buffer[1] = 0x20;
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tuner_dbg("tv 0x%02x 0x%02x\n",buffer[0],buffer[1]);
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tuner_dbg("tv 0x%02x 0x%02x\n", buffer[0], buffer[1]);
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if (2 != (rc = tuner_i2c_xfer_send(&priv->i2c_props,buffer,2)))
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tuner_warn("i2c i/o error: rc == %d (should be 2)\n",rc);
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rc = tuner_i2c_xfer_send(&priv->i2c_props, buffer, 2);
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if (2 != rc)
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tuner_warn("i2c i/o error: rc == %d "
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"(should be 2)\n", rc);
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break;
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case TUNER_MICROTUNE_4042FI5:
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{
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// FIXME - this may also work for other tuners
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/* FIXME - this may also work for other tuners */
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unsigned long timeout = jiffies + msecs_to_jiffies(1);
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u8 status_byte = 0;
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/* Wait until the PLL locks */
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for (;;) {
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if (time_after(jiffies,timeout))
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if (time_after(jiffies, timeout))
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return 0;
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if (1 != (rc = tuner_i2c_xfer_recv(&priv->i2c_props,&status_byte,1))) {
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tuner_warn("i2c i/o read error: rc == %d (should be 1)\n",rc);
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rc = tuner_i2c_xfer_recv(&priv->i2c_props,
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&status_byte, 1);
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if (1 != rc) {
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tuner_warn("i2c i/o read error: rc == %d "
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"(should be 1)\n", rc);
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break;
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}
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if (status_byte & TUNER_PLL_LOCKED)
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@ -442,10 +453,12 @@ static int simple_set_tv_freq(struct dvb_frontend *fe,
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buffer[2] = config;
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buffer[3] = cb;
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tuner_dbg("tv 0x%02x 0x%02x 0x%02x 0x%02x\n",
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buffer[0],buffer[1],buffer[2],buffer[3]);
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buffer[0], buffer[1], buffer[2], buffer[3]);
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if (4 != (rc = tuner_i2c_xfer_send(&priv->i2c_props,buffer,4)))
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tuner_warn("i2c i/o error: rc == %d (should be 4)\n",rc);
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rc = tuner_i2c_xfer_send(&priv->i2c_props, buffer, 4);
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if (4 != rc)
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tuner_warn("i2c i/o error: rc == %d "
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"(should be 4)\n", rc);
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break;
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}
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}
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@ -483,7 +496,8 @@ static int simple_set_radio_freq(struct dvb_frontend *fe,
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freq += (unsigned int)(41.3*16000);
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break;
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default:
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tuner_warn("Unsupported radio_if value %d\n", t_params->radio_if);
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tuner_warn("Unsupported radio_if value %d\n",
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t_params->radio_if);
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return 0;
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}
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@ -491,7 +505,8 @@ static int simple_set_radio_freq(struct dvb_frontend *fe,
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switch (priv->type) {
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case TUNER_TENA_9533_DI:
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case TUNER_YMEC_TVF_5533MF:
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tuner_dbg("This tuner doesn't have FM. Most cards have a TEA5767 for FM\n");
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tuner_dbg("This tuner doesn't have FM. "
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"Most cards have a TEA5767 for FM\n");
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return 0;
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case TUNER_PHILIPS_FM1216ME_MK3:
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case TUNER_PHILIPS_FM1236_MK3:
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@ -534,7 +549,7 @@ static int simple_set_radio_freq(struct dvb_frontend *fe,
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}
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tuner_dbg("radio 0x%02x 0x%02x 0x%02x 0x%02x\n",
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buffer[0],buffer[1],buffer[2],buffer[3]);
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buffer[0], buffer[1], buffer[2], buffer[3]);
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priv->last_div = div;
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if (t_params->has_tda9887) {
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@ -544,9 +559,11 @@ static int simple_set_radio_freq(struct dvb_frontend *fe,
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tda9887_cfg.tuner = TUNER_TDA9887;
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tda9887_cfg.priv = &config;
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if (t_params->port1_active && !t_params->port1_fm_high_sensitivity)
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if (t_params->port1_active &&
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!t_params->port1_fm_high_sensitivity)
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config |= TDA9887_PORT1_ACTIVE;
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if (t_params->port2_active && !t_params->port2_fm_high_sensitivity)
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if (t_params->port2_active &&
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!t_params->port2_fm_high_sensitivity)
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config |= TDA9887_PORT2_ACTIVE;
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if (t_params->intercarrier_mode)
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config |= TDA9887_INTERCARRIER;
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@ -557,10 +574,11 @@ static int simple_set_radio_freq(struct dvb_frontend *fe,
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if (t_params->radio_if == 2)
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config |= TDA9887_RIF_41_3;
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i2c_clients_command(priv->i2c_props.adap, TUNER_SET_CONFIG,
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&tda9887_cfg);
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&tda9887_cfg);
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}
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if (4 != (rc = tuner_i2c_xfer_send(&priv->i2c_props,buffer,4)))
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tuner_warn("i2c i/o error: rc == %d (should be 4)\n",rc);
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rc = tuner_i2c_xfer_send(&priv->i2c_props, buffer, 4);
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if (4 != rc)
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tuner_warn("i2c i/o error: rc == %d (should be 4)\n", rc);
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return 0;
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}
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@ -627,16 +645,16 @@ struct dvb_frontend *simple_tuner_attach(struct dvb_frontend *fe,
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priv->type = cfg->type;
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priv->tun = cfg->tun;
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memcpy(&fe->ops.tuner_ops, &simple_tuner_ops, sizeof(struct dvb_tuner_ops));
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memcpy(&fe->ops.tuner_ops, &simple_tuner_ops,
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sizeof(struct dvb_tuner_ops));
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tuner_info("type set to %d (%s)\n", cfg->type, cfg->tun->name);
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strlcpy(fe->ops.tuner_ops.info.name, cfg->tun->name, sizeof(fe->ops.tuner_ops.info.name));
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strlcpy(fe->ops.tuner_ops.info.name, cfg->tun->name,
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sizeof(fe->ops.tuner_ops.info.name));
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return fe;
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}
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EXPORT_SYMBOL_GPL(simple_tuner_attach);
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MODULE_DESCRIPTION("Simple 4-control-bytes style tuner driver");
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