[media] IX2505V Keep I2C gate control alive
authorMalcolm Priestley <tvboxspy@gmail.com>
Fri, 22 Apr 2011 09:00:22 +0000 (06:00 -0300)
committerMauro Carvalho Chehab <mchehab@redhat.com>
Fri, 20 May 2011 12:29:25 +0000 (09:29 -0300)
Gate could close after first I2C message. On stv0288 it does.
 Keep 2nd and 3rd message I2C gate control alive.
 Remove unnecessary gate closing in this module.

Signed-off-by: Malcolm Priestley <tvboxspy@gmail.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
drivers/media/dvb/frontends/ix2505v.c

index 6c2e929..9a517a4 100644 (file)
@@ -218,11 +218,13 @@ static int ix2505v_set_params(struct dvb_frontend *fe,
                fe->ops.i2c_gate_ctrl(fe, 1);
 
        len = sizeof(data);
-
        ret |= ix2505v_write(state, data, len);
 
        data[2] |= 0x4; /* set TM = 1 other bits same */
 
+       if (fe->ops.i2c_gate_ctrl)
+               fe->ops.i2c_gate_ctrl(fe, 1);
+
        len = 1;
        ret |= ix2505v_write(state, &data[2], len); /* write byte 4 only */
 
@@ -233,12 +235,12 @@ static int ix2505v_set_params(struct dvb_frontend *fe,
 
        deb_info("Data 2=[%x%x]\n", data[2], data[3]);
 
+       if (fe->ops.i2c_gate_ctrl)
+               fe->ops.i2c_gate_ctrl(fe, 1);
+
        len = 2;
        ret |= ix2505v_write(state, &data[2], len); /* write byte 4 & 5 */
 
-       if (fe->ops.i2c_gate_ctrl)
-               fe->ops.i2c_gate_ctrl(fe, 0);
-
        if (state->config->min_delay_ms)
                msleep(state->config->min_delay_ms);