From 293da0ec468addf891856e9ffee88af2fd00e25a Mon Sep 17 00:00:00 2001 From: Michael Krufky Date: Sun, 2 Dec 2007 02:45:04 -0300 Subject: V4L/DVB (6725): tda18271: improve debug flexibility converted debug module option to an or-able setting. 1 = info 2 = table map values 4 = register dumps Signed-off-by: Michael Krufky Signed-off-by: Mauro Carvalho Chehab --- drivers/media/dvb/frontends/tda18271-fe.c | 70 +++++++++++++++++-------------- 1 file changed, 39 insertions(+), 31 deletions(-) (limited to 'drivers/media/dvb/frontends/tda18271-fe.c') diff --git a/drivers/media/dvb/frontends/tda18271-fe.c b/drivers/media/dvb/frontends/tda18271-fe.c index 1944177da87..01de75e369e 100644 --- a/drivers/media/dvb/frontends/tda18271-fe.c +++ b/drivers/media/dvb/frontends/tda18271-fe.c @@ -27,12 +27,20 @@ static int tda18271_debug; module_param_named(debug, tda18271_debug, int, 0644); -MODULE_PARM_DESC(debug, "Turn on/off frontend debugging (default:off)."); +MODULE_PARM_DESC(debug, "set debug level (info=1, map=2, reg=4 (or-able))"); #define dprintk(level, fmt, arg...) do {\ - if (tda18271_debug >= level) \ + if (tda18271_debug & level) \ printk(KERN_DEBUG "%s: " fmt, __FUNCTION__, ##arg); } while (0) +#define DBG_INFO 1 +#define DBG_MAP 2 +#define DBG_REG 4 + +#define dbg_info(fmt, arg...) dprintk(DBG_INFO, fmt, ##arg) +#define dbg_map(fmt, arg...) dprintk(DBG_MAP, fmt, ##arg) +#define dbg_reg(fmt, arg...) dprintk(DBG_REG, fmt, ##arg) + /*---------------------------------------------------------------------*/ #define TDA18271_ANALOG 0 @@ -75,23 +83,23 @@ static void tda18271_dump_regs(struct dvb_frontend *fe) struct tda18271_priv *priv = fe->tuner_priv; unsigned char *regs = priv->tda18271_regs; - dprintk(1, "=== TDA18271 REG DUMP ===\n"); - dprintk(1, "ID_BYTE = 0x%x\n", 0xff & regs[R_ID]); - dprintk(1, "THERMO_BYTE = 0x%x\n", 0xff & regs[R_TM]); - dprintk(1, "POWER_LEVEL_BYTE = 0x%x\n", 0xff & regs[R_PL]); - dprintk(1, "EASY_PROG_BYTE_1 = 0x%x\n", 0xff & regs[R_EP1]); - dprintk(1, "EASY_PROG_BYTE_2 = 0x%x\n", 0xff & regs[R_EP2]); - dprintk(1, "EASY_PROG_BYTE_3 = 0x%x\n", 0xff & regs[R_EP3]); - dprintk(1, "EASY_PROG_BYTE_4 = 0x%x\n", 0xff & regs[R_EP4]); - dprintk(1, "EASY_PROG_BYTE_5 = 0x%x\n", 0xff & regs[R_EP5]); - dprintk(1, "CAL_POST_DIV_BYTE = 0x%x\n", 0xff & regs[R_CPD]); - dprintk(1, "CAL_DIV_BYTE_1 = 0x%x\n", 0xff & regs[R_CD1]); - dprintk(1, "CAL_DIV_BYTE_2 = 0x%x\n", 0xff & regs[R_CD2]); - dprintk(1, "CAL_DIV_BYTE_3 = 0x%x\n", 0xff & regs[R_CD3]); - dprintk(1, "MAIN_POST_DIV_BYTE = 0x%x\n", 0xff & regs[R_MPD]); - dprintk(1, "MAIN_DIV_BYTE_1 = 0x%x\n", 0xff & regs[R_MD1]); - dprintk(1, "MAIN_DIV_BYTE_2 = 0x%x\n", 0xff & regs[R_MD2]); - dprintk(1, "MAIN_DIV_BYTE_3 = 0x%x\n", 0xff & regs[R_MD3]); + dbg_reg("=== TDA18271 REG DUMP ===\n"); + dbg_reg("ID_BYTE = 0x%x\n", 0xff & regs[R_ID]); + dbg_reg("THERMO_BYTE = 0x%x\n", 0xff & regs[R_TM]); + dbg_reg("POWER_LEVEL_BYTE = 0x%x\n", 0xff & regs[R_PL]); + dbg_reg("EASY_PROG_BYTE_1 = 0x%x\n", 0xff & regs[R_EP1]); + dbg_reg("EASY_PROG_BYTE_2 = 0x%x\n", 0xff & regs[R_EP2]); + dbg_reg("EASY_PROG_BYTE_3 = 0x%x\n", 0xff & regs[R_EP3]); + dbg_reg("EASY_PROG_BYTE_4 = 0x%x\n", 0xff & regs[R_EP4]); + dbg_reg("EASY_PROG_BYTE_5 = 0x%x\n", 0xff & regs[R_EP5]); + dbg_reg("CAL_POST_DIV_BYTE = 0x%x\n", 0xff & regs[R_CPD]); + dbg_reg("CAL_DIV_BYTE_1 = 0x%x\n", 0xff & regs[R_CD1]); + dbg_reg("CAL_DIV_BYTE_2 = 0x%x\n", 0xff & regs[R_CD2]); + dbg_reg("CAL_DIV_BYTE_3 = 0x%x\n", 0xff & regs[R_CD3]); + dbg_reg("MAIN_POST_DIV_BYTE = 0x%x\n", 0xff & regs[R_MPD]); + dbg_reg("MAIN_DIV_BYTE_1 = 0x%x\n", 0xff & regs[R_MD1]); + dbg_reg("MAIN_DIV_BYTE_2 = 0x%x\n", 0xff & regs[R_MD2]); + dbg_reg("MAIN_DIV_BYTE_3 = 0x%x\n", 0xff & regs[R_MD3]); } static void tda18271_read_regs(struct dvb_frontend *fe) @@ -118,7 +126,7 @@ static void tda18271_read_regs(struct dvb_frontend *fe) printk("ERROR: %s: i2c_transfer returned: %d\n", __FUNCTION__, ret); - if (tda18271_debug > 2) + if (tda18271_debug & DBG_REG) tda18271_dump_regs(fe); } @@ -361,7 +369,7 @@ static int tda18271_tune(struct dvb_frontend *fe, tda18271_init(fe); - dprintk(1, "freq = %d, ifc = %d\n", freq, ifc); + dbg_info("freq = %d, ifc = %d\n", freq, ifc); /* RF tracking filter calibration */ @@ -372,7 +380,7 @@ static int tda18271_tune(struct dvb_frontend *fe, break; i++; } - dprintk(2, "bp filter = 0x%x, i = %d\n", tda18271_bp_filter[i].val, i); + dbg_map("bp filter = 0x%x, i = %d\n", tda18271_bp_filter[i].val, i); regs[R_EP1] &= ~0x07; /* clear bp filter bits */ regs[R_EP1] |= tda18271_bp_filter[i].val; @@ -411,7 +419,7 @@ static int tda18271_tune(struct dvb_frontend *fe, break; i++; } - dprintk(2, "cal pll, pd = 0x%x, d = 0x%x, i = %d\n", + dbg_map("cal pll, pd = 0x%x, d = 0x%x, i = %d\n", tda18271_cal_pll[i].pd, tda18271_cal_pll[i].d, i); regs[R_CPD] = tda18271_cal_pll[i].pd; @@ -438,7 +446,7 @@ static int tda18271_tune(struct dvb_frontend *fe, break; i++; } - dprintk(2, "main pll, pd = 0x%x, d = 0x%x, i = %d\n", + dbg_map("main pll, pd = 0x%x, d = 0x%x, i = %d\n", tda18271_main_pll[i].pd, tda18271_main_pll[i].d, i); regs[R_MPD] = (0x7f & tda18271_main_pll[i].pd); @@ -467,7 +475,7 @@ static int tda18271_tune(struct dvb_frontend *fe, break; i++; } - dprintk(2, "km = 0x%x, i = %d\n", tda18271_km[i].val, i); + dbg_map("km = 0x%x, i = %d\n", tda18271_km[i].val, i); regs[R_EB13] &= 0x83; regs[R_EB13] |= tda18271_km[i].val; @@ -480,7 +488,7 @@ static int tda18271_tune(struct dvb_frontend *fe, break; i++; } - dprintk(2, "rf band = 0x%x, i = %d\n", tda18271_rf_band[i].val, i); + dbg_map("rf band = 0x%x, i = %d\n", tda18271_rf_band[i].val, i); regs[R_EP2] &= ~0xe0; /* clear rf band bits */ regs[R_EP2] |= (tda18271_rf_band[i].val << 5); @@ -492,7 +500,7 @@ static int tda18271_tune(struct dvb_frontend *fe, break; i++; } - dprintk(2, "gain taper = 0x%x, i = %d\n", + dbg_map("gain taper = 0x%x, i = %d\n", tda18271_gain_taper[i].val, i); regs[R_EP2] &= ~0x1f; /* clear gain taper bits */ @@ -527,7 +535,7 @@ static int tda18271_tune(struct dvb_frontend *fe, break; i++; } - dprintk(2, "rf cal = 0x%x, i = %d\n", tda18271_rf_cal[i].val, i); + dbg_map("rf cal = 0x%x, i = %d\n", tda18271_rf_cal[i].val, i); /* VHF_Low band only */ if (tda18271_rf_cal[i].rfmax != 0) { @@ -581,7 +589,7 @@ static int tda18271_tune(struct dvb_frontend *fe, break; i++; } - dprintk(2, "main pll, pd = 0x%x, d = 0x%x, i = %d\n", + dbg_map("main pll, pd = 0x%x, d = 0x%x, i = %d\n", tda18271_main_pll[i].pd, tda18271_main_pll[i].d, i); regs[R_MPD] = (0x7f & tda18271_main_pll[i].pd); @@ -717,7 +725,7 @@ static int tda18271_set_analog_params(struct dvb_frontend *fe, if (params->mode == V4L2_TUNER_RADIO) sgIF = 88; /* if frequency is 5.5 MHz */ - dprintk(1, "setting tda18271 to system %s\n", mode); + dbg_info("setting tda18271 to system %s\n", mode); return tda18271_tune(fe, sgIF * 62500, params->frequency * 62500, 0, std); @@ -764,7 +772,7 @@ struct dvb_frontend *tda18271_attach(struct dvb_frontend *fe, u8 addr, { struct tda18271_priv *priv = NULL; - dprintk(1, "@ %d-%04x\n", i2c_adapter_id(i2c), addr); + dbg_info("@ %d-%04x\n", i2c_adapter_id(i2c), addr); priv = kzalloc(sizeof(struct tda18271_priv), GFP_KERNEL); if (priv == NULL) return NULL; 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