From 9ba0a3c0e8147e5c8d04f2b284c44222af517307 Mon Sep 17 00:00:00 2001 From: Michael Krufky Date: Tue, 22 Apr 2008 14:41:44 -0300 Subject: [PATCH] V4L/DVB (7087): tuner-simple: whitespace / comments / codingstyle cleanups Signed-off-by: Michael Krufky Signed-off-by: Mauro Carvalho Chehab --- drivers/media/video/tuner-simple.c | 138 ++++++++++++++++------------- 1 file changed, 78 insertions(+), 60 deletions(-) diff --git a/drivers/media/video/tuner-simple.c b/drivers/media/video/tuner-simple.c index c1db576696c6..770d6281c154 100644 --- a/drivers/media/video/tuner-simple.c +++ b/drivers/media/video/tuner-simple.c @@ -13,15 +13,15 @@ #include "tuner-i2c.h" #include "tuner-simple.h" -static int debug = 0; +static int debug; module_param(debug, int, 0644); MODULE_PARM_DESC(debug, "enable verbose debug messages"); #define PREFIX "tuner-simple" -static int offset = 0; +static int offset; module_param(offset, int, 0664); -MODULE_PARM_DESC(offset,"Allows to specify an offset for tuner"); +MODULE_PARM_DESC(offset, "Allows to specify an offset for tuner"); /* ---------------------------------------------------------------------- */ @@ -36,8 +36,8 @@ MODULE_PARM_DESC(offset,"Allows to specify an offset for tuner"); */ #define TEMIC_SET_PAL_I 0x05 #define TEMIC_SET_PAL_DK 0x09 -#define TEMIC_SET_PAL_L 0x0a // SECAM ? -#define TEMIC_SET_PAL_L2 0x0b // change IF ! +#define TEMIC_SET_PAL_L 0x0a /* SECAM ? */ +#define TEMIC_SET_PAL_L2 0x0b /* change IF ! */ #define TEMIC_SET_PAL_BG 0x0c /* tv tuner system standard selection for Philips FQ1216ME @@ -107,7 +107,7 @@ static int tuner_read_status(struct dvb_frontend *fe) struct tuner_simple_priv *priv = fe->tuner_priv; unsigned char byte; - if (1 != tuner_i2c_xfer_recv(&priv->i2c_props,&byte,1)) + if (1 != tuner_i2c_xfer_recv(&priv->i2c_props, &byte, 1)) return 0; return byte; @@ -121,13 +121,13 @@ static inline int tuner_signal(const int status) static inline int tuner_stereo(const int type, const int status) { switch (type) { - case TUNER_PHILIPS_FM1216ME_MK3: - case TUNER_PHILIPS_FM1236_MK3: - case TUNER_PHILIPS_FM1256_IH3: - case TUNER_LG_NTSC_TAPE: - return ((status & TUNER_SIGNAL) == TUNER_STEREO_MK3); - default: - return status & TUNER_STEREO; + case TUNER_PHILIPS_FM1216ME_MK3: + case TUNER_PHILIPS_FM1236_MK3: + case TUNER_PHILIPS_FM1256_IH3: + case TUNER_LG_NTSC_TAPE: + return ((status & TUNER_SIGNAL) == TUNER_STEREO_MK3); + default: + return status & TUNER_STEREO; } } @@ -219,9 +219,9 @@ static int simple_set_tv_freq(struct dvb_frontend *fe, continue; break; } - /* use default tuner_t_params if desired_type not available */ + /* use default tuner params if desired_type not available */ if (desired_type != tun->params[j].type) { - tuner_dbg("IFPCoff = %d: tuner_t_params undefined for tuner %d\n", + tuner_dbg("IFPCoff = %d: params undefined for tuner %d\n", IFPCoff, priv->type); j = 0; } @@ -234,7 +234,7 @@ static int simple_set_tv_freq(struct dvb_frontend *fe, } if (i == t_params->count) { tuner_dbg("TV frequency out of range (%d > %d)", - params->frequency, t_params->ranges[i - 1].limit); + params->frequency, t_params->ranges[i - 1].limit); params->frequency = t_params->ranges[--i].limit; } config = t_params->ranges[i].config; @@ -242,24 +242,25 @@ static int simple_set_tv_freq(struct dvb_frontend *fe, /* i == 0 -> VHF_LO * i == 1 -> VHF_HI * i == 2 -> UHF */ - tuner_dbg("tv: param %d, range %d\n",j,i); + tuner_dbg("tv: param %d, range %d\n", j, i); - div=params->frequency + IFPCoff + offset; + div = params->frequency + IFPCoff + offset; - tuner_dbg("Freq= %d.%02d MHz, V_IF=%d.%02d MHz, Offset=%d.%02d MHz, div=%0d\n", - params->frequency / 16, params->frequency % 16 * 100 / 16, - IFPCoff / 16, IFPCoff % 16 * 100 / 16, - offset / 16, offset % 16 * 100 / 16, - div); + tuner_dbg("Freq= %d.%02d MHz, V_IF=%d.%02d MHz, " + "Offset=%d.%02d MHz, div=%0d\n", + params->frequency / 16, params->frequency % 16 * 100 / 16, + IFPCoff / 16, IFPCoff % 16 * 100 / 16, + offset / 16, offset % 16 * 100 / 16, div); /* tv norm specific stuff for multi-norm tuners */ switch (priv->type) { - case TUNER_PHILIPS_SECAM: // FI1216MF + case TUNER_PHILIPS_SECAM: /* FI1216MF */ /* 0x01 -> ??? no change ??? */ /* 0x02 -> PAL BDGHI / SECAM L */ /* 0x04 -> ??? PAL others / SECAM others ??? */ cb &= ~0x03; - if (params->std & V4L2_STD_SECAM_L) //also valid for V4L2_STD_SECAM + if (params->std & V4L2_STD_SECAM_L) + /* also valid for V4L2_STD_SECAM */ cb |= PHILIPS_MF_SET_STD_L; else if (params->std & V4L2_STD_SECAM_LC) cb |= PHILIPS_MF_SET_STD_LC; @@ -333,10 +334,14 @@ static int simple_set_tv_freq(struct dvb_frontend *fe, /* set to the correct mode (analog or digital) */ tuneraddr = priv->i2c_props.addr; priv->i2c_props.addr = 0x0a; - if (2 != (rc = tuner_i2c_xfer_send(&priv->i2c_props,&buffer[0],2))) - tuner_warn("i2c i/o error: rc == %d (should be 2)\n",rc); - if (2 != (rc = tuner_i2c_xfer_send(&priv->i2c_props,&buffer[2],2))) - tuner_warn("i2c i/o error: rc == %d (should be 2)\n",rc); + rc = tuner_i2c_xfer_send(&priv->i2c_props, &buffer[0], 2); + if (2 != rc) + tuner_warn("i2c i/o error: rc == %d " + "(should be 2)\n", rc); + rc = tuner_i2c_xfer_send(&priv->i2c_props, &buffer[2], 2); + if (2 != rc) + tuner_warn("i2c i/o error: rc == %d " + "(should be 2)\n", rc); priv->i2c_props.addr = tuneraddr; /* FIXME: input */ break; @@ -357,8 +362,10 @@ static int simple_set_tv_freq(struct dvb_frontend *fe, if (t_params->has_tda9887) { struct v4l2_priv_tun_config tda9887_cfg; int config = 0; - int is_secam_l = (params->std & (V4L2_STD_SECAM_L | V4L2_STD_SECAM_LC)) && - !(params->std & ~(V4L2_STD_SECAM_L | V4L2_STD_SECAM_LC)); + int is_secam_l = (params->std & (V4L2_STD_SECAM_L | + V4L2_STD_SECAM_LC)) && + !(params->std & ~(V4L2_STD_SECAM_L | + V4L2_STD_SECAM_LC)); tda9887_cfg.tuner = TUNER_TDA9887; tda9887_cfg.priv = &config; @@ -368,8 +375,7 @@ static int simple_set_tv_freq(struct dvb_frontend *fe, config |= TDA9887_PORT1_ACTIVE; if (t_params->port2_active ^ t_params->port2_invert_for_secam_lc) config |= TDA9887_PORT2_ACTIVE; - } - else { + } else { if (t_params->port1_active) config |= TDA9887_PORT1_ACTIVE; if (t_params->port2_active) @@ -384,8 +390,7 @@ static int simple_set_tv_freq(struct dvb_frontend *fe, config |= TDA9887_TOP(t_params->default_top_secam_mid); else if (t_params->default_top_secam_high) config |= TDA9887_TOP(t_params->default_top_secam_high); - } - else { + } else { if (i == 0 && t_params->default_top_low) config |= TDA9887_TOP(t_params->default_top_low); else if (i == 1 && t_params->default_top_mid) @@ -399,10 +404,11 @@ static int simple_set_tv_freq(struct dvb_frontend *fe, &tda9887_cfg); } tuner_dbg("tv 0x%02x 0x%02x 0x%02x 0x%02x\n", - buffer[0],buffer[1],buffer[2],buffer[3]); + buffer[0], buffer[1], buffer[2], buffer[3]); - if (4 != (rc = tuner_i2c_xfer_send(&priv->i2c_props,buffer,4))) - tuner_warn("i2c i/o error: rc == %d (should be 4)\n",rc); + rc = tuner_i2c_xfer_send(&priv->i2c_props, buffer, 4); + if (4 != rc) + tuner_warn("i2c i/o error: rc == %d (should be 4)\n", rc); switch (priv->type) { case TUNER_LG_TDVS_H06XF: @@ -411,23 +417,28 @@ static int simple_set_tv_freq(struct dvb_frontend *fe, buffer[0] &= ~0x20; buffer[0] |= 0x18; buffer[1] = 0x20; - tuner_dbg("tv 0x%02x 0x%02x\n",buffer[0],buffer[1]); + tuner_dbg("tv 0x%02x 0x%02x\n", buffer[0], buffer[1]); - if (2 != (rc = tuner_i2c_xfer_send(&priv->i2c_props,buffer,2))) - tuner_warn("i2c i/o error: rc == %d (should be 2)\n",rc); + rc = tuner_i2c_xfer_send(&priv->i2c_props, buffer, 2); + if (2 != rc) + tuner_warn("i2c i/o error: rc == %d " + "(should be 2)\n", rc); break; case TUNER_MICROTUNE_4042FI5: { - // FIXME - this may also work for other tuners + /* FIXME - this may also work for other tuners */ unsigned long timeout = jiffies + msecs_to_jiffies(1); u8 status_byte = 0; /* Wait until the PLL locks */ for (;;) { - if (time_after(jiffies,timeout)) + if (time_after(jiffies, timeout)) return 0; - if (1 != (rc = tuner_i2c_xfer_recv(&priv->i2c_props,&status_byte,1))) { - tuner_warn("i2c i/o read error: rc == %d (should be 1)\n",rc); + rc = tuner_i2c_xfer_recv(&priv->i2c_props, + &status_byte, 1); + if (1 != rc) { + tuner_warn("i2c i/o read error: rc == %d " + "(should be 1)\n", rc); break; } if (status_byte & TUNER_PLL_LOCKED) @@ -442,10 +453,12 @@ static int simple_set_tv_freq(struct dvb_frontend *fe, buffer[2] = config; buffer[3] = cb; tuner_dbg("tv 0x%02x 0x%02x 0x%02x 0x%02x\n", - buffer[0],buffer[1],buffer[2],buffer[3]); + buffer[0], buffer[1], buffer[2], buffer[3]); - if (4 != (rc = tuner_i2c_xfer_send(&priv->i2c_props,buffer,4))) - tuner_warn("i2c i/o error: rc == %d (should be 4)\n",rc); + rc = tuner_i2c_xfer_send(&priv->i2c_props, buffer, 4); + if (4 != rc) + tuner_warn("i2c i/o error: rc == %d " + "(should be 4)\n", rc); break; } } @@ -483,7 +496,8 @@ static int simple_set_radio_freq(struct dvb_frontend *fe, freq += (unsigned int)(41.3*16000); break; default: - tuner_warn("Unsupported radio_if value %d\n", t_params->radio_if); + tuner_warn("Unsupported radio_if value %d\n", + t_params->radio_if); return 0; } @@ -491,7 +505,8 @@ static int simple_set_radio_freq(struct dvb_frontend *fe, switch (priv->type) { case TUNER_TENA_9533_DI: case TUNER_YMEC_TVF_5533MF: - tuner_dbg("This tuner doesn't have FM. Most cards have a TEA5767 for FM\n"); + tuner_dbg("This tuner doesn't have FM. " + "Most cards have a TEA5767 for FM\n"); return 0; case TUNER_PHILIPS_FM1216ME_MK3: case TUNER_PHILIPS_FM1236_MK3: @@ -534,7 +549,7 @@ static int simple_set_radio_freq(struct dvb_frontend *fe, } tuner_dbg("radio 0x%02x 0x%02x 0x%02x 0x%02x\n", - buffer[0],buffer[1],buffer[2],buffer[3]); + buffer[0], buffer[1], buffer[2], buffer[3]); priv->last_div = div; if (t_params->has_tda9887) { @@ -544,9 +559,11 @@ static int simple_set_radio_freq(struct dvb_frontend *fe, tda9887_cfg.tuner = TUNER_TDA9887; tda9887_cfg.priv = &config; - if (t_params->port1_active && !t_params->port1_fm_high_sensitivity) + if (t_params->port1_active && + !t_params->port1_fm_high_sensitivity) config |= TDA9887_PORT1_ACTIVE; - if (t_params->port2_active && !t_params->port2_fm_high_sensitivity) + if (t_params->port2_active && + !t_params->port2_fm_high_sensitivity) config |= TDA9887_PORT2_ACTIVE; if (t_params->intercarrier_mode) config |= TDA9887_INTERCARRIER; @@ -557,10 +574,11 @@ static int simple_set_radio_freq(struct dvb_frontend *fe, if (t_params->radio_if == 2) config |= TDA9887_RIF_41_3; i2c_clients_command(priv->i2c_props.adap, TUNER_SET_CONFIG, - &tda9887_cfg); + &tda9887_cfg); } - if (4 != (rc = tuner_i2c_xfer_send(&priv->i2c_props,buffer,4))) - tuner_warn("i2c i/o error: rc == %d (should be 4)\n",rc); + rc = tuner_i2c_xfer_send(&priv->i2c_props, buffer, 4); + if (4 != rc) + tuner_warn("i2c i/o error: rc == %d (should be 4)\n", rc); return 0; } @@ -627,16 +645,16 @@ struct dvb_frontend *simple_tuner_attach(struct dvb_frontend *fe, priv->type = cfg->type; priv->tun = cfg->tun; - memcpy(&fe->ops.tuner_ops, &simple_tuner_ops, sizeof(struct dvb_tuner_ops)); + memcpy(&fe->ops.tuner_ops, &simple_tuner_ops, + sizeof(struct dvb_tuner_ops)); tuner_info("type set to %d (%s)\n", cfg->type, cfg->tun->name); - strlcpy(fe->ops.tuner_ops.info.name, cfg->tun->name, sizeof(fe->ops.tuner_ops.info.name)); + strlcpy(fe->ops.tuner_ops.info.name, cfg->tun->name, + sizeof(fe->ops.tuner_ops.info.name)); return fe; } - - EXPORT_SYMBOL_GPL(simple_tuner_attach); MODULE_DESCRIPTION("Simple 4-control-bytes style tuner driver"); -- 2.30.2