V4L/DVB (9310): s5h1411: read_status() locking detection fixes.
authorSteven Toth <stoth@linuxtv.org>
Fri, 17 Oct 2008 02:17:42 +0000 (23:17 -0300)
committerMauro Carvalho Chehab <mchehab@redhat.com>
Tue, 21 Oct 2008 16:30:48 +0000 (14:30 -0200)
This includes new bit definitions for previously unknown bits.

Signed-off-by: Steven Toth <stoth@linuxtv.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
drivers/media/dvb/frontends/s5h1411.c

index 25a3fb31e023a77c2d7a4dcf0e710deae8889bd5..c79e23ded4d72231623caf1a35bf1f1689f25e06 100644 (file)
@@ -636,28 +636,29 @@ static int s5h1411_read_status(struct dvb_frontend *fe, fe_status_t *status)
 
        *status = 0;
 
-       /* Get the demodulator status */
-       reg = (s5h1411_readreg(state, S5H1411_I2C_TOP_ADDR, 0xf2) >> 15)
-               & 0x0001;
-       if (reg)
-               *status |= FE_HAS_LOCK | FE_HAS_CARRIER | FE_HAS_SIGNAL;
+       /* Register F2 bit 15 = Master Lock, removed */
 
        switch (state->current_modulation) {
        case QAM_64:
        case QAM_256:
                reg = s5h1411_readreg(state, S5H1411_I2C_TOP_ADDR, 0xf0);
-               if (reg & 0x100)
-                       *status |= FE_HAS_VITERBI;
-               if (reg & 0x10)
-                       *status |= FE_HAS_SYNC;
+               if (reg & 0x10) /* QAM FEC Lock */
+                       *status |= FE_HAS_SYNC | FE_HAS_LOCK;
+               if (reg & 0x100) /* QAM EQ Lock */
+                       *status |= FE_HAS_VITERBI | FE_HAS_CARRIER | FE_HAS_SIGNAL;
+
                break;
        case VSB_8:
-               reg = s5h1411_readreg(state, S5H1411_I2C_TOP_ADDR, 0x5e);
-               if (reg & 0x0001)
-                       *status |= FE_HAS_SYNC;
                reg = s5h1411_readreg(state, S5H1411_I2C_TOP_ADDR, 0xf2);
-               if (reg & 0x1000)
-                       *status |= FE_HAS_VITERBI;
+               if (reg & 0x1000) /* FEC Lock */
+                       *status |= FE_HAS_SYNC | FE_HAS_LOCK;
+               if (reg & 0x2000) /* EQ Lock */
+                       *status |= FE_HAS_VITERBI | FE_HAS_CARRIER | FE_HAS_SIGNAL;
+
+               reg = s5h1411_readreg(state, S5H1411_I2C_TOP_ADDR, 0x53);
+               if (reg & 0x1) /* AFC Lock */
+                       *status |= FE_HAS_SIGNAL;
+
                break;
        default:
                return -EINVAL;