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authorMichael Krufky <mkrufky@linuxtv.org>2007-12-02 02:45:04 -0300
committerMauro Carvalho Chehab <mchehab@infradead.org>2008-01-25 19:03:12 -0200
commit293da0ec468addf891856e9ffee88af2fd00e25a (patch)
treee391303bb314e69c99b0b529b0f648c7e6c381df /drivers
parent1457263e9df6911384c474532a49d1b25bc9d248 (diff)
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 <mkrufky@linuxtv.org> Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/media/dvb/frontends/tda18271-fe.c70
1 files changed, 39 insertions, 31 deletions
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;