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提交 293da0ec 编写于 作者: M Michael Krufky 提交者： Mauro Carvalho Chehab
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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: NMichael Krufky <mkrufky@linuxtv.org>
Signed-off-by: NMauro Carvalho Chehab <mchehab@infradead.org>
上级 1457263e
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Showing with 39 addition and 31 deletion
drivers/media/dvb/frontends/tda18271-fe.c
浏览文件 @ 293da0ec
......@@ -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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