diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/media/common/tuners/tda18271-fe.c | 2 | ||||
| -rw-r--r-- | drivers/media/dvb/frontends/cxd2820r_core.c | 4 | ||||
| -rw-r--r-- | drivers/media/video/em28xx/em28xx-dvb.c | 22 |
3 files changed, 23 insertions, 5 deletions
diff --git a/drivers/media/common/tuners/tda18271-fe.c b/drivers/media/common/tuners/tda18271-fe.c index 57022e8..63cc400 100644 --- a/drivers/media/common/tuners/tda18271-fe.c +++ b/drivers/media/common/tuners/tda18271-fe.c @@ -1230,7 +1230,7 @@ static int tda18271_set_config(struct dvb_frontend *fe, void *priv_cfg) return 0; } -static struct dvb_tuner_ops tda18271_tuner_ops = { +static const struct dvb_tuner_ops tda18271_tuner_ops = { .info = { .name = "NXP TDA18271HD", .frequency_min = 45000000, diff --git a/drivers/media/dvb/frontends/cxd2820r_core.c b/drivers/media/dvb/frontends/cxd2820r_core.c index 0151267..036480f 100644 --- a/drivers/media/dvb/frontends/cxd2820r_core.c +++ b/drivers/media/dvb/frontends/cxd2820r_core.c @@ -742,7 +742,7 @@ static int cxd2820r_i2c_gate_ctrl(struct dvb_frontend *fe, int enable) return cxd2820r_wr_reg_mask(priv, 0xdb, enable ? 1 : 0, 0x1); } -static struct dvb_frontend_ops cxd2820r_ops[2]; +static const struct dvb_frontend_ops cxd2820r_ops[2]; struct dvb_frontend *cxd2820r_attach(const struct cxd2820r_config *cfg, struct i2c_adapter *i2c, struct dvb_frontend *fe) @@ -796,7 +796,7 @@ error: } EXPORT_SYMBOL(cxd2820r_attach); -static struct dvb_frontend_ops cxd2820r_ops[2] = { +static const struct dvb_frontend_ops cxd2820r_ops[2] = { { /* DVB-T/T2 */ .info = { diff --git a/drivers/media/video/em28xx/em28xx-dvb.c b/drivers/media/video/em28xx/em28xx-dvb.c index b606fc7..62b558d 100644 --- a/drivers/media/video/em28xx/em28xx-dvb.c +++ b/drivers/media/video/em28xx/em28xx-dvb.c @@ -842,6 +842,13 @@ out_free: goto ret; } +static inline void prevent_sleep(struct dvb_frontend_ops *ops) +{ + ops->set_voltage = NULL; + ops->sleep = NULL; + ops->tuner_ops.sleep = NULL; +} + static int em28xx_dvb_fini(struct em28xx *dev) { if (!dev->board.has_dvb) { @@ -850,8 +857,19 @@ static int em28xx_dvb_fini(struct em28xx *dev) } if (dev->dvb) { - em28xx_unregister_dvb(dev->dvb); - kfree(dev->dvb); + struct em28xx_dvb *dvb = dev->dvb; + + if (dev->state & DEV_DISCONNECTED) { + /* We cannot tell the device to sleep + * once it has been unplugged. */ + if (dvb->fe[0]) + prevent_sleep(&dvb->fe[0]->ops); + if (dvb->fe[1]) + prevent_sleep(&dvb->fe[1]->ops); + } + + em28xx_unregister_dvb(dvb); + kfree(dvb); dev->dvb = NULL; } |
