[media] cx23855: add frontend set voltage function into state

Setting the LNB voltage requires setting some GPIOs on the cx23885 with some boards before calling the actual set_voltage function in the demod driver. Add a function pointer into state for that case.

Signed-off-by: Olli Salonen <olli.salonen@iki.fi>
Acked-by: Antti Palosaari <crope@iki.fi>
Reviewed-by: Antti Palosaari <crope@iki.fi>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>

diff --git a/drivers/media/pci/cx23885/cx23885.h b/drivers/media/pci/cx23885/cx23885.h
index 458d180cf96d5e8c99cfdbcf1bf278655e9f6219..0d5888214fb6284daa63d922c578d385fd2fb764 100644 (file)
--- a/drivers/media/pci/cx23885/cx23885.h
+++ b/drivers/media/pci/cx23885/cx23885.h
@@ -297,6 +297,8 @@ struct cx23885_tsport {
        struct i2c_client *i2c_client_tuner;
 
        int (*set_frontend)(struct dvb_frontend *fe);
+       int (*fe_set_voltage)(struct dvb_frontend *fe,
+                               fe_sec_voltage_t voltage);
 };
 
 struct cx23885_kernel_ir {