diff options
author | Stefan Ringel <stefan.ringel@arcor.de> | 2010-05-30 09:19:04 -0300 |
---|---|---|
committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2010-08-02 14:05:43 -0300 |
commit | cee3926f5f245811ef7172405253815e7f3e15e1 (patch) | |
tree | 4795fcf5bed3d44c1da2b7f001c05bb584efc960 /drivers/staging/tm6000/tm6000-dvb.c | |
parent | d77057f250104120c149904e6d1c85a7bf718ada (diff) |
V4L/DVB: tm6000: move dvb into a separate kern module
move dvb into a separate kern module
[mchehab@redhat.com: Fix several compilation breakages]
Signed-off-by: Stefan Ringel <stefan.ringel@arcor.de>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/staging/tm6000/tm6000-dvb.c')
-rw-r--r-- | drivers/staging/tm6000/tm6000-dvb.c | 83 |
1 files changed, 81 insertions, 2 deletions
diff --git a/drivers/staging/tm6000/tm6000-dvb.c b/drivers/staging/tm6000/tm6000-dvb.c index 86c1c8b5f25a..648ab3cfa90a 100644 --- a/drivers/staging/tm6000/tm6000-dvb.c +++ b/drivers/staging/tm6000/tm6000-dvb.c @@ -31,6 +31,19 @@ #include "tuner-xc2028.h" #include "xc5000.h" +MODULE_DESCRIPTION("DVB driver extension module for tm5600/6000/6010 based TV cards"); +MODULE_AUTHOR("Mauro Carvalho Chehab <mchehab@redhat.com>"); +MODULE_LICENSE("GPL"); + +MODULE_SUPPORTED_DEVICE("{{Trident, tm5600}," + "{{Trident, tm6000}," + "{{Trident, tm6010}"); + +static int debug; + +module_param(debug, int, 0644); +MODULE_PARM_DESC(debug, "enable debug message"); + static void inline print_err_status (struct tm6000_core *dev, int packet, int status) { @@ -238,7 +251,7 @@ int tm6000_dvb_attach_frontend(struct tm6000_core *dev) DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr); -int tm6000_dvb_register(struct tm6000_core *dev) +int register_dvb(struct tm6000_core *dev) { int ret = -1; struct tm6000_dvb *dvb = dev->dvb; @@ -351,7 +364,7 @@ err: return ret; } -void tm6000_dvb_unregister(struct tm6000_core *dev) +void unregister_dvb(struct tm6000_core *dev) { struct tm6000_dvb *dvb = dev->dvb; @@ -377,3 +390,69 @@ void tm6000_dvb_unregister(struct tm6000_core *dev) /* mutex_unlock(&tm6000_driver.open_close_mutex); */ } + +static int dvb_init(struct tm6000_core *dev) +{ + struct tm6000_dvb *dvb; + int rc; + + if (!dev) + return 0; + + if (!dev->caps.has_dvb) + return 0; + + dvb = kzalloc(sizeof(struct tm6000_dvb), GFP_KERNEL); + if (!dvb) { + printk(KERN_INFO "Cannot allocate memory\n"); + return -ENOMEM; + } + + dev->dvb = dvb; + + rc = register_dvb(dev); + if (rc < 0) { + kfree(dvb); + dev->dvb = NULL; + return 0; + } + + return 0; +} + +static int dvb_fini(struct tm6000_core *dev) +{ + if (!dev) + return 0; + + if (!dev->caps.has_dvb) + return 0; + + if (dev->dvb) { + unregister_dvb(dev); + kfree(dev->dvb); + dev->dvb = NULL; + } + + return 0; +} + +static struct tm6000_ops dvb_ops = { + .id = TM6000_DVB, + .name = "TM6000 dvb Extension", + .init = dvb_init, + .fini = dvb_fini, +}; + +static int __init tm6000_dvb_register(void) +{ + return tm6000_register_extension(&dvb_ops); +} + +static void __exit tm6000_dvb_unregister(void) +{ + tm6000_unregister_extension(&dvb_ops); +} + +module_init(tm6000_dvb_register); +module_exit(tm6000_dvb_unregister); |