diff options
Diffstat (limited to 'drivers/pcmcia/cs.c')
-rw-r--r-- | drivers/pcmcia/cs.c | 112 |
1 files changed, 57 insertions, 55 deletions
diff --git a/drivers/pcmcia/cs.c b/drivers/pcmcia/cs.c index a30aa74304a2..613f2f1fbfdd 100644 --- a/drivers/pcmcia/cs.c +++ b/drivers/pcmcia/cs.c @@ -309,41 +309,6 @@ struct pcmcia_socket * pcmcia_get_socket_by_nr(unsigned int nr) } EXPORT_SYMBOL(pcmcia_get_socket_by_nr); - -/** - * socket_setup() and shutdown_socket() are called by the main event - * handler when card insertion and removal events are received. - * socket_setup() turns on socket power and resets the socket, in two stages. - * shutdown_socket() unconfigures a socket and turns off socket power. - */ -static void shutdown_socket(struct pcmcia_socket *s) -{ - cs_dbg(s, 1, "shutdown_socket\n"); - - /* Blank out the socket state */ - s->socket = dead_socket; - s->ops->init(s); - s->ops->set_socket(s, &s->socket); - s->irq.AssignedIRQ = s->irq.Config = 0; - s->lock_count = 0; - destroy_cis_cache(s); -#ifdef CONFIG_CARDBUS - cb_free(s); -#endif - s->functions = 0; - kfree(s->config); - s->config = NULL; - - { - int status; - s->ops->get_status(s, &status); - if (status & SS_POWERON) { - printk(KERN_ERR "PCMCIA: socket %p: *** DANGER *** unable to remove socket power\n", s); - } - } -} /* shutdown_socket */ - - /** * The central event handler. Send_event() sends an event to the * 16-bit subsystem, which then calls the relevant device drivers. @@ -383,17 +348,6 @@ static void socket_remove_drivers(struct pcmcia_socket *skt) send_event(skt, CS_EVENT_CARD_REMOVAL, CS_EVENT_PRI_HIGH); } -static void socket_shutdown(struct pcmcia_socket *skt) -{ - cs_dbg(skt, 4, "shutdown\n"); - - socket_remove_drivers(skt); - skt->state &= SOCKET_INUSE|SOCKET_PRESENT; - msleep(shutdown_delay * 10); - skt->state &= SOCKET_INUSE; - shutdown_socket(skt); -} - static int socket_reset(struct pcmcia_socket *skt) { int status, i; @@ -424,6 +378,45 @@ static int socket_reset(struct pcmcia_socket *skt) return CS_GENERAL_FAILURE; } +/** + * socket_setup() and socket_shutdown() are called by the main event handler + * when card insertion and removal events are received. + * socket_setup() turns on socket power and resets the socket, in two stages. + * socket_shutdown() unconfigures a socket and turns off socket power. + */ +static void socket_shutdown(struct pcmcia_socket *s) +{ + int status; + + cs_dbg(s, 4, "shutdown\n"); + + socket_remove_drivers(s); + s->state &= SOCKET_INUSE | SOCKET_PRESENT; + msleep(shutdown_delay * 10); + s->state &= SOCKET_INUSE; + + /* Blank out the socket state */ + s->socket = dead_socket; + s->ops->init(s); + s->ops->set_socket(s, &s->socket); + s->irq.AssignedIRQ = s->irq.Config = 0; + s->lock_count = 0; + destroy_cis_cache(s); +#ifdef CONFIG_CARDBUS + cb_free(s); +#endif + s->functions = 0; + kfree(s->config); + s->config = NULL; + + s->ops->get_status(s, &status); + if (status & SS_POWERON) { + printk(KERN_ERR "PCMCIA: socket %p: *** DANGER *** unable to remove socket power\n", s); + } + + cs_socket_put(s); +} + static int socket_setup(struct pcmcia_socket *skt, int initial_delay) { int status, i; @@ -529,7 +522,6 @@ static int socket_insert(struct pcmcia_socket *skt) send_event(skt, CS_EVENT_CARD_INSERTION, CS_EVENT_PRI_LOW); } else { socket_shutdown(skt); - cs_socket_put(skt); } return ret; @@ -593,7 +585,6 @@ static int socket_resume(struct pcmcia_socket *skt) } } else { socket_shutdown(skt); - cs_socket_put(skt); } skt->state &= ~SOCKET_SUSPEND; @@ -605,7 +596,6 @@ static void socket_remove(struct pcmcia_socket *skt) { printk(KERN_NOTICE "pccard: card ejected from slot %d\n", skt->sock); socket_shutdown(skt); - cs_socket_put(skt); } /* @@ -780,8 +770,13 @@ int pccard_reset_card(struct pcmcia_socket *skt) ret = send_event(skt, CS_EVENT_RESET_REQUEST, CS_EVENT_PRI_LOW); if (ret == 0) { send_event(skt, CS_EVENT_RESET_PHYSICAL, CS_EVENT_PRI_LOW); - if (socket_reset(skt) == CS_SUCCESS) + if (skt->callback) + skt->callback->suspend(skt); + if (socket_reset(skt) == CS_SUCCESS) { send_event(skt, CS_EVENT_CARD_RESET, CS_EVENT_PRI_LOW); + if (skt->callback) + skt->callback->resume(skt); + } } ret = CS_SUCCESS; @@ -812,6 +807,11 @@ int pcmcia_suspend_card(struct pcmcia_socket *skt) ret = CS_UNSUPPORTED_FUNCTION; break; } + if (skt->callback) { + ret = skt->callback->suspend(skt); + if (ret) + break; + } ret = socket_suspend(skt); } while (0); up(&skt->skt_sem); @@ -838,6 +838,8 @@ int pcmcia_resume_card(struct pcmcia_socket *skt) break; } ret = socket_resume(skt); + if (!ret && skt->callback) + skt->callback->resume(skt); } while (0); up(&skt->skt_sem); @@ -901,14 +903,14 @@ int pcmcia_insert_card(struct pcmcia_socket *skt) EXPORT_SYMBOL(pcmcia_insert_card); -static int pcmcia_socket_hotplug(struct class_device *dev, char **envp, - int num_envp, char *buffer, int buffer_size) +static int pcmcia_socket_uevent(struct class_device *dev, char **envp, + int num_envp, char *buffer, int buffer_size) { struct pcmcia_socket *s = container_of(dev, struct pcmcia_socket, dev); int i = 0, length = 0; - if (add_hotplug_env_var(envp, num_envp, &i, buffer, buffer_size, - &length, "SOCKET_NO=%u", s->sock)) + if (add_uevent_var(envp, num_envp, &i, buffer, buffer_size, + &length, "SOCKET_NO=%u", s->sock)) return -ENOMEM; envp[i] = NULL; @@ -927,7 +929,7 @@ static void pcmcia_release_socket_class(struct class *data) struct class pcmcia_socket_class = { .name = "pcmcia_socket", - .hotplug = pcmcia_socket_hotplug, + .uevent = pcmcia_socket_uevent, .release = pcmcia_release_socket, .class_release = pcmcia_release_socket_class, }; |