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authorMichael Krufky <mkrufky@kernellabs.com>2009-05-08 22:39:24 -0300
committerMauro Carvalho Chehab <mchehab@redhat.com>2009-07-05 14:30:01 -0300
commitf35b9e8039c04f0cb9fe3a051ce941b1524a8798 (patch)
tree7db57c7538cd8b0b2be71d7127eaafe624edf6c3 /drivers
parent509dd025a4ac6f32921211557cfd434b81d8d7a7 (diff)
V4L/DVB (12165): cx23885: override set_frontend to allow rf input path switching on the HVR1275
Use separate RF input spigots for Antennae and Cable. Reviewed-by: Steven Toth <stoth@kernellabs.com> Signed-off-by: Michael Krufky <mkrufky@kernellabs.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/media/video/cx23885/cx23885-dvb.c29
-rw-r--r--drivers/media/video/cx23885/cx23885.h2
2 files changed, 31 insertions, 0 deletions
diff --git a/drivers/media/video/cx23885/cx23885-dvb.c b/drivers/media/video/cx23885/cx23885-dvb.c
index 48a975134ac..a851a81e257 100644
--- a/drivers/media/video/cx23885/cx23885-dvb.c
+++ b/drivers/media/video/cx23885/cx23885-dvb.c
@@ -463,6 +463,30 @@ static struct xc5000_config mygica_x8506_xc5000_config = {
.if_khz = 5380,
};
+static int cx23885_dvb_set_frontend(struct dvb_frontend *fe,
+ struct dvb_frontend_parameters *param)
+{
+ struct cx23885_tsport *port = fe->dvb->priv;
+ struct cx23885_dev *dev = port->dev;
+
+ switch (dev->board) {
+ case CX23885_BOARD_HAUPPAUGE_HVR1275:
+ switch (param->u.vsb.modulation) {
+ case VSB_8:
+ cx23885_gpio_clear(dev, GPIO_5);
+ break;
+ case QAM_64:
+ case QAM_256:
+ default:
+ cx23885_gpio_set(dev, GPIO_5);
+ break;
+ }
+ break;
+ }
+ return (port->set_frontend_save) ?
+ port->set_frontend_save(fe, param) : -ENODEV;
+}
+
static int dvb_register(struct cx23885_tsport *port)
{
struct cx23885_dev *dev = port->dev;
@@ -502,6 +526,11 @@ static int dvb_register(struct cx23885_tsport *port)
0x60, &dev->i2c_bus[1].i2c_adap,
&hauppauge_hvr127x_config);
}
+
+ /* define bridge override to set_frontend */
+ port->set_frontend_save = fe0->dvb.frontend->ops.set_frontend;
+ fe0->dvb.frontend->ops.set_frontend = cx23885_dvb_set_frontend;
+
break;
case CX23885_BOARD_HAUPPAUGE_HVR1255:
i2c_bus = &dev->i2c_bus[0];
diff --git a/drivers/media/video/cx23885/cx23885.h b/drivers/media/video/cx23885/cx23885.h
index 1a2ac518a3f..f4e22b0af7d 100644
--- a/drivers/media/video/cx23885/cx23885.h
+++ b/drivers/media/video/cx23885/cx23885.h
@@ -288,6 +288,8 @@ struct cx23885_tsport {
/* Allow a single tsport to have multiple frontends */
u32 num_frontends;
void *port_priv;
+ int (*set_frontend_save) (struct dvb_frontend *,
+ struct dvb_frontend_parameters *);
};
struct cx23885_dev {