diff options
Diffstat (limited to 'drivers/pcmcia/soc_common.c')
-rw-r--r-- | drivers/pcmcia/soc_common.c | 225 |
1 files changed, 93 insertions, 132 deletions
diff --git a/drivers/pcmcia/soc_common.c b/drivers/pcmcia/soc_common.c index ef7e9e5..6f1a86b 100644 --- a/drivers/pcmcia/soc_common.c +++ b/drivers/pcmcia/soc_common.c @@ -144,10 +144,10 @@ soc_common_pcmcia_config_skt(struct soc_pcmcia_socket *skt, socket_state_t *stat */ if (skt->irq_state != 1 && state->io_irq) { skt->irq_state = 1; - set_irq_type(skt->irq, IRQ_TYPE_EDGE_FALLING); + set_irq_type(skt->socket.pci_irq, IRQ_TYPE_EDGE_FALLING); } else if (skt->irq_state == 1 && state->io_irq == 0) { skt->irq_state = 0; - set_irq_type(skt->irq, IRQ_TYPE_NONE); + set_irq_type(skt->socket.pci_irq, IRQ_TYPE_NONE); } skt->cs_state = *state; @@ -492,7 +492,8 @@ static ssize_t show_status(struct device *dev, struct device_attribute *attr, ch p+=sprintf(p, "Vcc : %d\n", skt->cs_state.Vcc); p+=sprintf(p, "Vpp : %d\n", skt->cs_state.Vpp); - p+=sprintf(p, "IRQ : %d (%d)\n", skt->cs_state.io_irq, skt->irq); + p+=sprintf(p, "IRQ : %d (%d)\n", skt->cs_state.io_irq, + skt->socket.pci_irq); if (skt->ops->show_timing) p+=skt->ops->show_timing(skt, p); @@ -574,7 +575,7 @@ void soc_pcmcia_enable_irqs(struct soc_pcmcia_socket *skt, EXPORT_SYMBOL(soc_pcmcia_enable_irqs); -LIST_HEAD(soc_pcmcia_sockets); +static LIST_HEAD(soc_pcmcia_sockets); static DEFINE_MUTEX(soc_pcmcia_sockets_lock); #ifdef CONFIG_CPU_FREQ @@ -609,177 +610,137 @@ static int soc_pcmcia_cpufreq_register(void) "notifier for PCMCIA (%d)\n", ret); return ret; } +fs_initcall(soc_pcmcia_cpufreq_register); static void soc_pcmcia_cpufreq_unregister(void) { cpufreq_unregister_notifier(&soc_pcmcia_notifier_block, CPUFREQ_TRANSITION_NOTIFIER); } +module_exit(soc_pcmcia_cpufreq_unregister); -#else -static int soc_pcmcia_cpufreq_register(void) { return 0; } -static void soc_pcmcia_cpufreq_unregister(void) {} #endif -int soc_common_drv_pcmcia_probe(struct device *dev, struct pcmcia_low_level *ops, - struct skt_dev_info *sinfo) +void soc_pcmcia_remove_one(struct soc_pcmcia_socket *skt) { - struct soc_pcmcia_socket *skt; - int ret, i; - mutex_lock(&soc_pcmcia_sockets_lock); + del_timer_sync(&skt->poll_timer); - /* - * Initialise the per-socket structure. - */ - for (i = 0; i < sinfo->nskt; i++) { - skt = &sinfo->skt[i]; + pcmcia_unregister_socket(&skt->socket); - skt->socket.ops = &soc_common_pcmcia_operations; - skt->socket.owner = ops->owner; - skt->socket.dev.parent = dev; + flush_scheduled_work(); - init_timer(&skt->poll_timer); - skt->poll_timer.function = soc_common_pcmcia_poll_event; - skt->poll_timer.data = (unsigned long)skt; - skt->poll_timer.expires = jiffies + SOC_PCMCIA_POLL_PERIOD; + skt->ops->hw_shutdown(skt); - skt->dev = dev; - skt->ops = ops; + soc_common_pcmcia_config_skt(skt, &dead_socket); - ret = request_resource(&iomem_resource, &skt->res_skt); - if (ret) - goto out_err_1; + list_del(&skt->node); + mutex_unlock(&soc_pcmcia_sockets_lock); - ret = request_resource(&skt->res_skt, &skt->res_io); - if (ret) - goto out_err_2; + iounmap(skt->virt_io); + skt->virt_io = NULL; + release_resource(&skt->res_attr); + release_resource(&skt->res_mem); + release_resource(&skt->res_io); + release_resource(&skt->res_skt); +} +EXPORT_SYMBOL(soc_pcmcia_remove_one); - ret = request_resource(&skt->res_skt, &skt->res_mem); - if (ret) - goto out_err_3; +int soc_pcmcia_add_one(struct soc_pcmcia_socket *skt) +{ + int ret; - ret = request_resource(&skt->res_skt, &skt->res_attr); - if (ret) - goto out_err_4; + init_timer(&skt->poll_timer); + skt->poll_timer.function = soc_common_pcmcia_poll_event; + skt->poll_timer.data = (unsigned long)skt; + skt->poll_timer.expires = jiffies + SOC_PCMCIA_POLL_PERIOD; - skt->virt_io = ioremap(skt->res_io.start, 0x10000); - if (skt->virt_io == NULL) { - ret = -ENOMEM; - goto out_err_5; - } + ret = request_resource(&iomem_resource, &skt->res_skt); + if (ret) + goto out_err_1; - if (list_empty(&soc_pcmcia_sockets)) - soc_pcmcia_cpufreq_register(); + ret = request_resource(&skt->res_skt, &skt->res_io); + if (ret) + goto out_err_2; - list_add(&skt->node, &soc_pcmcia_sockets); + ret = request_resource(&skt->res_skt, &skt->res_mem); + if (ret) + goto out_err_3; - /* - * We initialize default socket timing here, because - * we are not guaranteed to see a SetIOMap operation at - * runtime. - */ - ops->set_timing(skt); + ret = request_resource(&skt->res_skt, &skt->res_attr); + if (ret) + goto out_err_4; - ret = ops->hw_init(skt); - if (ret) - goto out_err_6; + skt->virt_io = ioremap(skt->res_io.start, 0x10000); + if (skt->virt_io == NULL) { + ret = -ENOMEM; + goto out_err_5; + } - skt->socket.features = SS_CAP_STATIC_MAP|SS_CAP_PCCARD; - skt->socket.resource_ops = &pccard_static_ops; - skt->socket.irq_mask = 0; - skt->socket.map_size = PAGE_SIZE; - skt->socket.pci_irq = skt->irq; - skt->socket.io_offset = (unsigned long)skt->virt_io; + mutex_lock(&soc_pcmcia_sockets_lock); - skt->status = soc_common_pcmcia_skt_state(skt); + list_add(&skt->node, &soc_pcmcia_sockets); - ret = pcmcia_register_socket(&skt->socket); - if (ret) - goto out_err_7; + /* + * We initialize default socket timing here, because + * we are not guaranteed to see a SetIOMap operation at + * runtime. + */ + skt->ops->set_timing(skt); - WARN_ON(skt->socket.sock != i); + ret = skt->ops->hw_init(skt); + if (ret) + goto out_err_6; - add_timer(&skt->poll_timer); + skt->socket.ops = &soc_common_pcmcia_operations; + skt->socket.features = SS_CAP_STATIC_MAP|SS_CAP_PCCARD; + skt->socket.resource_ops = &pccard_static_ops; + skt->socket.irq_mask = 0; + skt->socket.map_size = PAGE_SIZE; + skt->socket.io_offset = (unsigned long)skt->virt_io; - ret = device_create_file(&skt->socket.dev, &dev_attr_status); - if (ret) - goto out_err_8; - } + skt->status = soc_common_pcmcia_skt_state(skt); - dev_set_drvdata(dev, sinfo); - ret = 0; - goto out; + ret = pcmcia_register_socket(&skt->socket); + if (ret) + goto out_err_7; - do { - skt = &sinfo->skt[i]; + add_timer(&skt->poll_timer); + + mutex_unlock(&soc_pcmcia_sockets_lock); + + ret = device_create_file(&skt->socket.dev, &dev_attr_status); + if (ret) + goto out_err_8; + + return ret; - device_remove_file(&skt->socket.dev, &dev_attr_status); out_err_8: - del_timer_sync(&skt->poll_timer); - pcmcia_unregister_socket(&skt->socket); + mutex_lock(&soc_pcmcia_sockets_lock); + del_timer_sync(&skt->poll_timer); + pcmcia_unregister_socket(&skt->socket); out_err_7: - flush_scheduled_work(); + flush_scheduled_work(); - ops->hw_shutdown(skt); + skt->ops->hw_shutdown(skt); out_err_6: - list_del(&skt->node); - iounmap(skt->virt_io); + list_del(&skt->node); + mutex_unlock(&soc_pcmcia_sockets_lock); + iounmap(skt->virt_io); out_err_5: - release_resource(&skt->res_attr); + release_resource(&skt->res_attr); out_err_4: - release_resource(&skt->res_mem); + release_resource(&skt->res_mem); out_err_3: - release_resource(&skt->res_io); + release_resource(&skt->res_io); out_err_2: - release_resource(&skt->res_skt); + release_resource(&skt->res_skt); out_err_1: - i--; - } while (i > 0); - kfree(sinfo); - - out: - mutex_unlock(&soc_pcmcia_sockets_lock); return ret; } +EXPORT_SYMBOL(soc_pcmcia_add_one); -int soc_common_drv_pcmcia_remove(struct device *dev) -{ - struct skt_dev_info *sinfo = dev_get_drvdata(dev); - int i; - - dev_set_drvdata(dev, NULL); - - mutex_lock(&soc_pcmcia_sockets_lock); - for (i = 0; i < sinfo->nskt; i++) { - struct soc_pcmcia_socket *skt = &sinfo->skt[i]; - - del_timer_sync(&skt->poll_timer); - - pcmcia_unregister_socket(&skt->socket); - - flush_scheduled_work(); - - skt->ops->hw_shutdown(skt); - - soc_common_pcmcia_config_skt(skt, &dead_socket); - - list_del(&skt->node); - iounmap(skt->virt_io); - skt->virt_io = NULL; - release_resource(&skt->res_attr); - release_resource(&skt->res_mem); - release_resource(&skt->res_io); - release_resource(&skt->res_skt); - } - if (list_empty(&soc_pcmcia_sockets)) - soc_pcmcia_cpufreq_unregister(); - - mutex_unlock(&soc_pcmcia_sockets_lock); - - kfree(sinfo); - - return 0; -} -EXPORT_SYMBOL(soc_common_drv_pcmcia_remove); +MODULE_AUTHOR("John Dorsey <john+@cs.cmu.edu>"); +MODULE_DESCRIPTION("Linux PCMCIA Card Services: Common SoC support"); +MODULE_LICENSE("Dual MPL/GPL"); |