diff options
Diffstat (limited to 'drivers/pcmcia/socket_sysfs.c')
| -rw-r--r-- | drivers/pcmcia/socket_sysfs.c | 55 |
1 files changed, 36 insertions, 19 deletions
diff --git a/drivers/pcmcia/socket_sysfs.c b/drivers/pcmcia/socket_sysfs.c index 4a3150a7854cc..5ab1cdef7c48c 100644 --- a/drivers/pcmcia/socket_sysfs.c +++ b/drivers/pcmcia/socket_sysfs.c @@ -42,35 +42,28 @@ static ssize_t pccard_show_type(struct class_device *dev, char *buf) { - int val; struct pcmcia_socket *s = to_socket(dev); if (!(s->state & SOCKET_PRESENT)) return -ENODEV; - s->ops->get_status(s, &val); - if (val & SS_CARDBUS) + if (s->state & SOCKET_CARDBUS) return sprintf(buf, "32-bit\n"); - if (val & SS_DETECT) - return sprintf(buf, "16-bit\n"); - return sprintf(buf, "invalid\n"); + return sprintf(buf, "16-bit\n"); } -static CLASS_DEVICE_ATTR(card_type, 0400, pccard_show_type, NULL); +static CLASS_DEVICE_ATTR(card_type, 0444, pccard_show_type, NULL); static ssize_t pccard_show_voltage(struct class_device *dev, char *buf) { - int val; struct pcmcia_socket *s = to_socket(dev); if (!(s->state & SOCKET_PRESENT)) return -ENODEV; - s->ops->get_status(s, &val); - if (val & SS_3VCARD) - return sprintf(buf, "3.3V\n"); - if (val & SS_XVCARD) - return sprintf(buf, "X.XV\n"); - return sprintf(buf, "5.0V\n"); + if (s->socket.Vcc) + return sprintf(buf, "%d.%dV\n", s->socket.Vcc / 10, + s->socket.Vcc % 10); + return sprintf(buf, "X.XV\n"); } -static CLASS_DEVICE_ATTR(card_voltage, 0400, pccard_show_voltage, NULL); +static CLASS_DEVICE_ATTR(card_voltage, 0444, pccard_show_voltage, NULL); static ssize_t pccard_show_vpp(struct class_device *dev, char *buf) { @@ -79,7 +72,7 @@ static ssize_t pccard_show_vpp(struct class_device *dev, char *buf) return -ENODEV; return sprintf(buf, "%d.%dV\n", s->socket.Vpp / 10, s->socket.Vpp % 10); } -static CLASS_DEVICE_ATTR(card_vpp, 0400, pccard_show_vpp, NULL); +static CLASS_DEVICE_ATTR(card_vpp, 0444, pccard_show_vpp, NULL); static ssize_t pccard_show_vcc(struct class_device *dev, char *buf) { @@ -88,7 +81,7 @@ static ssize_t pccard_show_vcc(struct class_device *dev, char *buf) return -ENODEV; return sprintf(buf, "%d.%dV\n", s->socket.Vcc / 10, s->socket.Vcc % 10); } -static CLASS_DEVICE_ATTR(card_vcc, 0400, pccard_show_vcc, NULL); +static CLASS_DEVICE_ATTR(card_vcc, 0444, pccard_show_vcc, NULL); static ssize_t pccard_store_insert(struct class_device *dev, const char *buf, size_t count) @@ -105,6 +98,30 @@ static ssize_t pccard_store_insert(struct class_device *dev, const char *buf, si } static CLASS_DEVICE_ATTR(card_insert, 0200, NULL, pccard_store_insert); + +static ssize_t pccard_show_card_pm_state(struct class_device *dev, char *buf) +{ + struct pcmcia_socket *s = to_socket(dev); + return sprintf(buf, "%s\n", s->state & SOCKET_SUSPEND ? "off" : "on"); +} + +static ssize_t pccard_store_card_pm_state(struct class_device *dev, const char *buf, size_t count) +{ + ssize_t ret = -EINVAL; + struct pcmcia_socket *s = to_socket(dev); + + if (!count) + return -EINVAL; + + if (!(s->state & SOCKET_SUSPEND) && !strncmp(buf, "off", 3)) + ret = pcmcia_suspend_card(s); + else if ((s->state & SOCKET_SUSPEND) && !strncmp(buf, "on", 2)) + ret = pcmcia_resume_card(s); + + return ret ? -ENODEV : count; +} +static CLASS_DEVICE_ATTR(card_pm_state, 0644, pccard_show_card_pm_state, pccard_store_card_pm_state); + static ssize_t pccard_store_eject(struct class_device *dev, const char *buf, size_t count) { ssize_t ret; @@ -292,10 +309,9 @@ static ssize_t pccard_store_cis(struct kobject *kobj, char *buf, loff_t off, siz if (!(s->state & SOCKET_PRESENT)) return -ENODEV; - cis = kmalloc(sizeof(cisdump_t), GFP_KERNEL); + cis = kzalloc(sizeof(cisdump_t), GFP_KERNEL); if (!cis) return -ENOMEM; - memset(cis, 0, sizeof(cisdump_t)); cis->Length = count + 1; memcpy(cis->Data, buf, count); @@ -328,6 +344,7 @@ static struct class_device_attribute *pccard_socket_attributes[] = { &class_device_attr_card_vpp, &class_device_attr_card_vcc, &class_device_attr_card_insert, + &class_device_attr_card_pm_state, &class_device_attr_card_eject, &class_device_attr_card_irq_mask, &class_device_attr_available_resources_setup_done, |