diff options
Diffstat (limited to 'drivers/media/dvb/firesat/firesat_dvb.c')
-rw-r--r-- | drivers/media/dvb/firesat/firesat_dvb.c | 147 |
1 files changed, 45 insertions, 102 deletions
diff --git a/drivers/media/dvb/firesat/firesat_dvb.c b/drivers/media/dvb/firesat/firesat_dvb.c index 9e87402289a..e944cee19f0 100644 --- a/drivers/media/dvb/firesat/firesat_dvb.c +++ b/drivers/media/dvb/firesat/firesat_dvb.c @@ -1,8 +1,8 @@ /* - * FireSAT DVB driver + * FireDTV driver (formerly known as FireSAT) * - * Copyright (c) ? - * Copyright (c) 2008 Henrik Kurelid <henrik@kurelid.se> + * Copyright (C) 2004 Andreas Monitzer <andy@monitzer.com> + * Copyright (C) 2008 Henrik Kurelid <henrik@kurelid.se> * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License as @@ -10,64 +10,52 @@ * the License, or (at your option) any later version. */ -#include <linux/init.h> -#include <linux/slab.h> -#include <linux/wait.h> -#include <linux/module.h> -#include <linux/delay.h> -#include <linux/time.h> #include <linux/errno.h> -#include <linux/interrupt.h> -#include <ieee1394_hotplug.h> -#include <nodemgr.h> -#include <highlevel.h> -#include <ohci1394.h> -#include <hosts.h> +#include <linux/kernel.h> +#include <linux/mutex.h> +#include <linux/types.h> + +#include <dvb_demux.h> +#include <dvb_frontend.h> #include <dvbdev.h> -#include "firesat.h" #include "avc_api.h" -#include "cmp.h" -#include "firesat-rc.h" +#include "firesat.h" #include "firesat-ci.h" DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr); static struct firesat_channel *firesat_channel_allocate(struct firesat *firesat) { + struct firesat_channel *c = NULL; int k; - //printk(KERN_INFO "%s\n", __func__); - - if (down_interruptible(&firesat->demux_sem)) + if (mutex_lock_interruptible(&firesat->demux_mutex)) return NULL; - for (k = 0; k < 16; k++) { - //printk(KERN_INFO "%s: channel %d: active = %d, pid = 0x%x\n",__func__,k,firesat->channel[k].active,firesat->channel[k].pid); - + for (k = 0; k < 16; k++) if (firesat->channel[k].active == 0) { firesat->channel[k].active = 1; - up(&firesat->demux_sem); - return &firesat->channel[k]; + c = &firesat->channel[k]; + break; } - } - up(&firesat->demux_sem); - return NULL; // no more channels available + mutex_unlock(&firesat->demux_mutex); + return c; } static int firesat_channel_collect(struct firesat *firesat, int *pidc, u16 pid[]) { int k, l = 0; - if (down_interruptible(&firesat->demux_sem)) + if (mutex_lock_interruptible(&firesat->demux_mutex)) return -EINTR; for (k = 0; k < 16; k++) if (firesat->channel[k].active == 1) pid[l++] = firesat->channel[k].pid; - up(&firesat->demux_sem); + mutex_unlock(&firesat->demux_mutex); *pidc = l; @@ -77,12 +65,12 @@ static int firesat_channel_collect(struct firesat *firesat, int *pidc, u16 pid[] static int firesat_channel_release(struct firesat *firesat, struct firesat_channel *channel) { - if (down_interruptible(&firesat->demux_sem)) + if (mutex_lock_interruptible(&firesat->demux_mutex)) return -EINTR; channel->active = 0; - up(&firesat->demux_sem); + mutex_unlock(&firesat->demux_mutex); return 0; } @@ -172,7 +160,8 @@ int firesat_stop_feed(struct dvb_demux_feed *dvbdmxfeed) { struct dvb_demux *demux = dvbdmxfeed->demux; struct firesat *firesat = (struct firesat*)demux->priv; - int k, l = 0; + struct firesat_channel *c = dvbdmxfeed->priv; + int k, l; u16 pids[16]; //printk(KERN_INFO "%s (pid %u)\n", __func__, dvbdmxfeed->pid); @@ -197,30 +186,24 @@ int firesat_stop_feed(struct dvb_demux_feed *dvbdmxfeed) return 0; } - if (down_interruptible(&firesat->demux_sem)) + if (mutex_lock_interruptible(&firesat->demux_mutex)) return -EINTR; - - // list except channel to be removed - for (k = 0; k < 16; k++) + /* list except channel to be removed */ + for (k = 0, l = 0; k < 16; k++) if (firesat->channel[k].active == 1) { - if (&firesat->channel[k] != - (struct firesat_channel *)dvbdmxfeed->priv) + if (&firesat->channel[k] != c) pids[l++] = firesat->channel[k].pid; else firesat->channel[k].active = 0; } - if ((k = AVCTuner_SetPIDs(firesat, l, pids))) { - up(&firesat->demux_sem); - return k; - } + k = AVCTuner_SetPIDs(firesat, l, pids); + if (!k) + c->active = 0; - ((struct firesat_channel *)dvbdmxfeed->priv)->active = 0; - - up(&firesat->demux_sem); - - return 0; + mutex_unlock(&firesat->demux_mutex); + return k; } int firesat_dvbdev_init(struct firesat *firesat, @@ -229,60 +212,20 @@ int firesat_dvbdev_init(struct firesat *firesat, { int result; -#if 0 - switch (firesat->type) { - case FireSAT_DVB_S: - firesat->model_name = "FireSAT DVB-S"; - firesat->frontend_info = &firesat_S_frontend_info; - break; - case FireSAT_DVB_C: - firesat->model_name = "FireSAT DVB-C"; - firesat->frontend_info = &firesat_C_frontend_info; - break; - case FireSAT_DVB_T: - firesat->model_name = "FireSAT DVB-T"; - firesat->frontend_info = &firesat_T_frontend_info; - break; - default: - printk("%s: unknown model type 0x%x on subunit %d!\n", - __func__, firesat->type,subunit); - firesat->model_name = "Unknown"; - firesat->frontend_info = NULL; - } -#endif -/* // ------- CRAP ----------- - if (!firesat->frontend_info) { - spin_lock_irqsave(&firesat_list_lock, flags); - list_del(&firesat->list); - spin_unlock_irqrestore(&firesat_list_lock, flags); - kfree(firesat); - continue; - } -*/ - //initialising firesat->adapter before calling dvb_register_adapter - if (!(firesat->adapter = kmalloc(sizeof (struct dvb_adapter), GFP_KERNEL))) { - printk("%s: couldn't allocate memory.\n", __func__); - kfree(firesat->adapter); - kfree(firesat); - return -ENOMEM; - } - - if ((result = DVB_REGISTER_ADAPTER(firesat->adapter, - firesat->model_name, - THIS_MODULE, - dev, adapter_nr)) < 0) { - - printk("%s: dvb_register_adapter failed: error %d\n", __func__, result); -#if 0 - /* ### cleanup */ - spin_lock_irqsave(&firesat_list_lock, flags); - list_del(&firesat->list); - spin_unlock_irqrestore(&firesat_list_lock, flags); -#endif - kfree(firesat); + firesat->adapter = kmalloc(sizeof(*firesat->adapter), GFP_KERNEL); + if (!firesat->adapter) { + printk(KERN_ERR "firedtv: couldn't allocate memory\n"); + return -ENOMEM; + } - return result; - } + result = DVB_REGISTER_ADAPTER(firesat->adapter, + firedtv_model_names[firesat->type], + THIS_MODULE, dev, adapter_nr); + if (result < 0) { + printk(KERN_ERR "firedtv: dvb_register_adapter failed\n"); + kfree(firesat->adapter); + return result; + } memset(&firesat->demux, 0, sizeof(struct dvb_demux)); firesat->demux.dmx.capabilities = 0/*DMX_TS_FILTERING | DMX_SECTION_FILTERING*/; |