diff options
Diffstat (limited to 'drivers/media/pci/saa7164/saa7164-dvb.c')
| -rw-r--r-- | drivers/media/pci/saa7164/saa7164-dvb.c | 49 |
1 files changed, 16 insertions, 33 deletions
diff --git a/drivers/media/pci/saa7164/saa7164-dvb.c b/drivers/media/pci/saa7164/saa7164-dvb.c index dfb118d7d1ec..3eb749db1ca7 100644 --- a/drivers/media/pci/saa7164/saa7164-dvb.c +++ b/drivers/media/pci/saa7164/saa7164-dvb.c @@ -1,18 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * Driver for the NXP SAA7164 PCIe bridge * * Copyright (c) 2010-2015 Steven Toth <stoth@kernellabs.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * - * GNU General Public License for more details. */ #include "saa7164.h" @@ -126,8 +116,8 @@ static int si2157_attach(struct saa7164_port *port, struct i2c_adapter *adapter, request_module(bi.type); - tuner = i2c_new_device(adapter, &bi); - if (tuner == NULL || tuner->dev.driver == NULL) + tuner = i2c_new_client_device(adapter, &bi); + if (!i2c_client_has_driver(tuner)) return -ENODEV; if (!try_module_get(tuner->dev.driver->owner)) { @@ -290,7 +280,7 @@ out: static int saa7164_dvb_start_feed(struct dvb_demux_feed *feed) { struct dvb_demux *demux = feed->demux; - struct saa7164_port *port = (struct saa7164_port *) demux->priv; + struct saa7164_port *port = demux->priv; struct saa7164_dvb *dvb = &port->dvb; struct saa7164_dev *dev = port->dev; int ret = 0; @@ -317,7 +307,7 @@ static int saa7164_dvb_start_feed(struct dvb_demux_feed *feed) static int saa7164_dvb_stop_feed(struct dvb_demux_feed *feed) { struct dvb_demux *demux = feed->demux; - struct saa7164_port *port = (struct saa7164_port *) demux->priv; + struct saa7164_port *port = demux->priv; struct saa7164_dvb *dvb = &port->dvb; struct saa7164_dev *dev = port->dev; int ret = 0; @@ -347,8 +337,7 @@ static int dvb_register(struct saa7164_port *port) dprintk(DBGLVL_DVB, "%s(port=%d)\n", __func__, port->nr); - if (port->type != SAA7164_MPEG_DVB) - BUG(); + BUG_ON(port->type != SAA7164_MPEG_DVB); /* Sanity check that the PCI configuration space is active */ if (port->hwcfg.BARLocation == 0) { @@ -489,8 +478,7 @@ int saa7164_dvb_unregister(struct saa7164_port *port) dprintk(DBGLVL_DVB, "%s()\n", __func__); - if (port->type != SAA7164_MPEG_DVB) - BUG(); + BUG_ON(port->type != SAA7164_MPEG_DVB); /* Remove any allocated buffers */ mutex_lock(&port->dmaqueue_lock); @@ -529,7 +517,7 @@ int saa7164_dvb_unregister(struct saa7164_port *port) return 0; } -/* All the DVB attach calls go here, this function get's modified +/* All the DVB attach calls go here, this function gets modified * for each new card. */ int saa7164_dvb_register(struct saa7164_port *port) @@ -647,9 +635,8 @@ int saa7164_dvb_register(struct saa7164_port *port) info.addr = 0xc8 >> 1; info.platform_data = &si2168_config; request_module(info.type); - client_demod = i2c_new_device(&dev->i2c_bus[2].i2c_adap, - &info); - if (!client_demod || !client_demod->dev.driver) + client_demod = i2c_new_client_device(&dev->i2c_bus[2].i2c_adap, &info); + if (!i2c_client_has_driver(client_demod)) goto frontend_detach; if (!try_module_get(client_demod->dev.driver->owner)) { @@ -667,9 +654,8 @@ int saa7164_dvb_register(struct saa7164_port *port) info.addr = 0xc0 >> 1; info.platform_data = &si2157_config; request_module(info.type); - client_tuner = i2c_new_device(&dev->i2c_bus[0].i2c_adap, - &info); - if (!client_tuner || !client_tuner->dev.driver) { + client_tuner = i2c_new_client_device(&dev->i2c_bus[0].i2c_adap, &info); + if (!i2c_client_has_driver(client_tuner)) { module_put(client_demod->dev.driver->owner); i2c_unregister_device(client_demod); goto frontend_detach; @@ -692,9 +678,8 @@ int saa7164_dvb_register(struct saa7164_port *port) info.addr = 0xcc >> 1; info.platform_data = &si2168_config; request_module(info.type); - client_demod = i2c_new_device(&dev->i2c_bus[2].i2c_adap, - &info); - if (!client_demod || !client_demod->dev.driver) + client_demod = i2c_new_client_device(&dev->i2c_bus[2].i2c_adap, &info); + if (!i2c_client_has_driver(client_demod)) goto frontend_detach; if (!try_module_get(client_demod->dev.driver->owner)) { @@ -712,9 +697,8 @@ int saa7164_dvb_register(struct saa7164_port *port) info.addr = 0xc0 >> 1; info.platform_data = &si2157_config; request_module(info.type); - client_tuner = i2c_new_device(&dev->i2c_bus[1].i2c_adap, - &info); - if (!client_tuner || !client_tuner->dev.driver) { + client_tuner = i2c_new_client_device(&dev->i2c_bus[1].i2c_adap, &info); + if (!i2c_client_has_driver(client_tuner)) { module_put(client_demod->dev.driver->owner); i2c_unregister_device(client_demod); goto frontend_detach; @@ -754,4 +738,3 @@ frontend_detach: printk(KERN_ERR "%s() Frontend/I2C initialization failed\n", __func__); return -1; } - |