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path: root/drivers/media/dvb/frontends/stv0299.c
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Diffstat (limited to 'drivers/media/dvb/frontends/stv0299.c')
-rw-r--r--drivers/media/dvb/frontends/stv0299.c85
1 files changed, 50 insertions, 35 deletions
diff --git a/drivers/media/dvb/frontends/stv0299.c b/drivers/media/dvb/frontends/stv0299.c
index 035dd7ba651..17556183e87 100644
--- a/drivers/media/dvb/frontends/stv0299.c
+++ b/drivers/media/dvb/frontends/stv0299.c
@@ -86,7 +86,7 @@ static int stv0299_writeregI (struct stv0299_state* state, u8 reg, u8 data)
if (ret != 1)
dprintk("%s: writereg error (reg == 0x%02x, val == 0x%02x, "
- "ret == %i)\n", __FUNCTION__, reg, data, ret);
+ "ret == %i)\n", __func__, reg, data, ret);
return (ret != 1) ? -EREMOTEIO : 0;
}
@@ -113,7 +113,7 @@ static u8 stv0299_readreg (struct stv0299_state* state, u8 reg)
if (ret != 2)
dprintk("%s: readreg error (reg == 0x%02x, ret == %i)\n",
- __FUNCTION__, reg, ret);
+ __func__, reg, ret);
return b1[0];
}
@@ -127,14 +127,14 @@ static int stv0299_readregs (struct stv0299_state* state, u8 reg1, u8 *b, u8 len
ret = i2c_transfer (state->i2c, msg, 2);
if (ret != 2)
- dprintk("%s: readreg error (ret == %i)\n", __FUNCTION__, ret);
+ dprintk("%s: readreg error (ret == %i)\n", __func__, ret);
return ret == 2 ? 0 : ret;
}
static int stv0299_set_FEC (struct stv0299_state* state, fe_code_rate_t fec)
{
- dprintk ("%s\n", __FUNCTION__);
+ dprintk ("%s\n", __func__);
switch (fec) {
case FEC_AUTO:
@@ -174,7 +174,7 @@ static fe_code_rate_t stv0299_get_fec (struct stv0299_state* state)
FEC_7_8, FEC_1_2 };
u8 index;
- dprintk ("%s\n", __FUNCTION__);
+ dprintk ("%s\n", __func__);
index = stv0299_readreg (state, 0x1b);
index &= 0x7;
@@ -189,11 +189,11 @@ static int stv0299_wait_diseqc_fifo (struct stv0299_state* state, int timeout)
{
unsigned long start = jiffies;
- dprintk ("%s\n", __FUNCTION__);
+ dprintk ("%s\n", __func__);
while (stv0299_readreg(state, 0x0a) & 1) {
if (jiffies - start > timeout) {
- dprintk ("%s: timeout!!\n", __FUNCTION__);
+ dprintk ("%s: timeout!!\n", __func__);
return -ETIMEDOUT;
}
msleep(10);
@@ -206,11 +206,11 @@ static int stv0299_wait_diseqc_idle (struct stv0299_state* state, int timeout)
{
unsigned long start = jiffies;
- dprintk ("%s\n", __FUNCTION__);
+ dprintk ("%s\n", __func__);
while ((stv0299_readreg(state, 0x0a) & 3) != 2 ) {
if (jiffies - start > timeout) {
- dprintk ("%s: timeout!!\n", __FUNCTION__);
+ dprintk ("%s: timeout!!\n", __func__);
return -ETIMEDOUT;
}
msleep(10);
@@ -245,7 +245,7 @@ static int stv0299_get_symbolrate (struct stv0299_state* state)
u8 sfr[3];
s8 rtf;
- dprintk ("%s\n", __FUNCTION__);
+ dprintk ("%s\n", __func__);
stv0299_readregs (state, 0x1f, sfr, 3);
stv0299_readregs (state, 0x1a, (u8 *)&rtf, 1);
@@ -257,8 +257,8 @@ static int stv0299_get_symbolrate (struct stv0299_state* state)
offset = (s32) rtf * (srate / 4096L);
offset /= 128;
- dprintk ("%s : srate = %i\n", __FUNCTION__, srate);
- dprintk ("%s : ofset = %i\n", __FUNCTION__, offset);
+ dprintk ("%s : srate = %i\n", __func__, srate);
+ dprintk ("%s : ofset = %i\n", __func__, offset);
srate += offset;
@@ -276,7 +276,7 @@ static int stv0299_send_diseqc_msg (struct dvb_frontend* fe,
u8 val;
int i;
- dprintk ("%s\n", __FUNCTION__);
+ dprintk ("%s\n", __func__);
if (stv0299_wait_diseqc_idle (state, 100) < 0)
return -ETIMEDOUT;
@@ -305,7 +305,7 @@ static int stv0299_send_diseqc_burst (struct dvb_frontend* fe, fe_sec_mini_cmd_t
struct stv0299_state* state = fe->demodulator_priv;
u8 val;
- dprintk ("%s\n", __FUNCTION__);
+ dprintk ("%s\n", __func__);
if (stv0299_wait_diseqc_idle (state, 100) < 0)
return -ETIMEDOUT;
@@ -355,7 +355,7 @@ static int stv0299_set_voltage (struct dvb_frontend* fe, fe_sec_voltage_t voltag
u8 reg0x08;
u8 reg0x0c;
- dprintk("%s: %s\n", __FUNCTION__,
+ dprintk("%s: %s\n", __func__,
voltage == SEC_VOLTAGE_13 ? "SEC_VOLTAGE_13" :
voltage == SEC_VOLTAGE_18 ? "SEC_VOLTAGE_18" : "??");
@@ -366,26 +366,32 @@ static int stv0299_set_voltage (struct dvb_frontend* fe, fe_sec_voltage_t voltag
* H/V switching over OP0, OP1 and OP2 are LNB power enable bits
*/
reg0x0c &= 0x0f;
-
- if (voltage == SEC_VOLTAGE_OFF) {
- stv0299_writeregI (state, 0x0c, 0x00); /* LNB power off! */
- return stv0299_writeregI (state, 0x08, 0x00); /* LNB power off! */
- }
-
- stv0299_writeregI (state, 0x08, (reg0x08 & 0x3f) | (state->config->lock_output << 6));
+ reg0x08 = (reg0x08 & 0x3f) | (state->config->lock_output << 6);
switch (voltage) {
case SEC_VOLTAGE_13:
- if (state->config->volt13_op0_op1 == STV0299_VOLT13_OP0) reg0x0c |= 0x10;
- else reg0x0c |= 0x40;
-
- return stv0299_writeregI(state, 0x0c, reg0x0c);
-
+ if (state->config->volt13_op0_op1 == STV0299_VOLT13_OP0)
+ reg0x0c |= 0x10; /* OP1 off, OP0 on */
+ else
+ reg0x0c |= 0x40; /* OP1 on, OP0 off */
+ break;
case SEC_VOLTAGE_18:
- return stv0299_writeregI(state, 0x0c, reg0x0c | 0x50);
+ reg0x0c |= 0x50; /* OP1 on, OP0 on */
+ break;
+ case SEC_VOLTAGE_OFF:
+ /* LNB power off! */
+ reg0x08 = 0x00;
+ reg0x0c = 0x00;
+ break;
default:
return -EINVAL;
};
+
+ if (state->config->op0_off)
+ reg0x0c &= ~0x10;
+
+ stv0299_writeregI(state, 0x08, reg0x08);
+ return stv0299_writeregI(state, 0x0c, reg0x0c);
}
static int stv0299_send_legacy_dish_cmd (struct dvb_frontend* fe, unsigned long cmd)
@@ -408,7 +414,7 @@ static int stv0299_send_legacy_dish_cmd (struct dvb_frontend* fe, unsigned long
cmd = cmd << 1;
if (debug_legacy_dish_switch)
- printk ("%s switch command: 0x%04lx\n",__FUNCTION__, cmd);
+ printk ("%s switch command: 0x%04lx\n",__func__, cmd);
do_gettimeofday (&nexttime);
if (debug_legacy_dish_switch)
@@ -433,7 +439,7 @@ static int stv0299_send_legacy_dish_cmd (struct dvb_frontend* fe, unsigned long
}
if (debug_legacy_dish_switch) {
printk ("%s(%d): switch delay (should be 32k followed by all 8k\n",
- __FUNCTION__, fe->dvb->num);
+ __func__, fe->dvb->num);
for (i = 1; i < 10; i++)
printk ("%d: %d\n", i, timeval_usec_diff(tv[i-1] , tv[i]));
}
@@ -445,11 +451,20 @@ static int stv0299_init (struct dvb_frontend* fe)
{
struct stv0299_state* state = fe->demodulator_priv;
int i;
+ u8 reg;
+ u8 val;
dprintk("stv0299: init chip\n");
- for (i=0; !(state->config->inittab[i] == 0xff && state->config->inittab[i+1] == 0xff); i+=2)
- stv0299_writeregI(state, state->config->inittab[i], state->config->inittab[i+1]);
+ for (i = 0; ; i += 2) {
+ reg = state->config->inittab[i];
+ val = state->config->inittab[i+1];
+ if (reg == 0xff && val == 0xff)
+ break;
+ if (reg == 0x0c && state->config->op0_off)
+ val &= ~0x10;
+ stv0299_writeregI(state, reg, val);
+ }
return 0;
}
@@ -461,7 +476,7 @@ static int stv0299_read_status(struct dvb_frontend* fe, fe_status_t* status)
u8 signal = 0xff - stv0299_readreg (state, 0x18);
u8 sync = stv0299_readreg (state, 0x1b);
- dprintk ("%s : FE_READ_STATUS : VSTATUS: 0x%02x\n", __FUNCTION__, sync);
+ dprintk ("%s : FE_READ_STATUS : VSTATUS: 0x%02x\n", __func__, sync);
*status = 0;
if (signal > 10)
@@ -499,7 +514,7 @@ static int stv0299_read_signal_strength(struct dvb_frontend* fe, u16* strength)
s32 signal = 0xffff - ((stv0299_readreg (state, 0x18) << 8)
| stv0299_readreg (state, 0x19));
- dprintk ("%s : FE_READ_SIGNAL_STRENGTH : AGC2I: 0x%02x%02x, signal=0x%04x\n", __FUNCTION__,
+ dprintk ("%s : FE_READ_SIGNAL_STRENGTH : AGC2I: 0x%02x%02x, signal=0x%04x\n", __func__,
stv0299_readreg (state, 0x18),
stv0299_readreg (state, 0x19), (int) signal);
@@ -536,7 +551,7 @@ static int stv0299_set_frontend(struct dvb_frontend* fe, struct dvb_frontend_par
struct stv0299_state* state = fe->demodulator_priv;
int invval = 0;
- dprintk ("%s : FE_SET_FRONTEND\n", __FUNCTION__);
+ dprintk ("%s : FE_SET_FRONTEND\n", __func__);
// set the inversion
if (p->inversion == INVERSION_OFF) invval = 0;
generated by cgit v1.2.3 (git 2.39.1) at 2024-05-08 18:28:42 +0000