#include <linux/kernel.h>
#include <linux/timer.h>
#include <linux/mm.h>
+#include <linux/mutex.h>
#include <linux/interrupt.h>
#include <linux/irq.h>
#include <linux/spinlock.h>
#include <linux/cpufreq.h>
-#include <asm/hardware.h>
+#include <mach/hardware.h>
#include <asm/io.h>
#include <asm/system.h>
#include "soc_common.h"
-/* FIXME: platform dependent resource declaration has to move out of this file */
-#ifdef CONFIG_ARCH_PXA
-#include <asm/arch/pxa-regs.h>
-#endif
-
-#ifdef DEBUG
+#ifdef CONFIG_PCMCIA_DEBUG
static int pc_debug;
module_param(pc_debug, int, 0644);
*/
if (skt->irq_state != 1 && state->io_irq) {
skt->irq_state = 1;
- set_irq_type(skt->irq, IRQT_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, IRQT_NOEDGE);
+ set_irq_type(skt->socket.pci_irq, IRQ_TYPE_NONE);
}
skt->cs_state = *state;
struct soc_pcmcia_socket *skt = to_soc_pcmcia_socket(sock);
unsigned short speed = map->speed;
- debug(skt, 2, "map %u speed %u start 0x%08x stop 0x%08x\n",
- map->map, map->speed, map->start, map->stop);
+ debug(skt, 2, "map %u speed %u start 0x%08llx stop 0x%08llx\n",
+ map->map, map->speed, (unsigned long long)map->start,
+ (unsigned long long)map->stop);
debug(skt, 2, "flags: %s%s%s%s%s%s%s%s\n",
(map->flags==0)?"<NONE>":"",
(map->flags&MAP_ACTIVE)?"ACTIVE ":"",
(map->flags&MAP_PREFETCH)?"PREFETCH ":"");
if (map->map >= MAX_IO_WIN) {
- printk(KERN_ERR "%s(): map (%d) out of range\n", __FUNCTION__,
+ printk(KERN_ERR "%s(): map (%d) out of range\n", __func__,
map->map);
return -1;
}
*
* Returns: the number of characters added to the buffer
*/
-static ssize_t show_status(struct device *dev, char *buf)
+static ssize_t show_status(struct device *dev, struct device_attribute *attr, char *buf)
{
struct soc_pcmcia_socket *skt =
container_of(dev, struct soc_pcmcia_socket, socket.dev);
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);
return p-buf;
}
-static CLASS_DEVICE_ATTR(status, S_IRUGO, show_status, NULL);
+static DEVICE_ATTR(status, S_IRUGO, show_status, NULL);
static struct pccard_operations soc_common_pcmcia_operations = {
IRQF_DISABLED, irqs[i].str, skt);
if (res)
break;
- set_irq_type(irqs[i].irq, IRQT_NOEDGE);
+ set_irq_type(irqs[i].irq, IRQ_TYPE_NONE);
}
if (res) {
for (i = 0; i < nr; i++)
if (irqs[i].sock == skt->nr)
- set_irq_type(irqs[i].irq, IRQT_NOEDGE);
+ set_irq_type(irqs[i].irq, IRQ_TYPE_NONE);
}
EXPORT_SYMBOL(soc_pcmcia_disable_irqs);
for (i = 0; i < nr; i++)
if (irqs[i].sock == skt->nr) {
- set_irq_type(irqs[i].irq, IRQT_RISING);
- set_irq_type(irqs[i].irq, IRQT_BOTHEDGE);
+ set_irq_type(irqs[i].irq, IRQ_TYPE_EDGE_RISING);
+ set_irq_type(irqs[i].irq, IRQ_TYPE_EDGE_BOTH);
}
}
EXPORT_SYMBOL(soc_pcmcia_enable_irqs);
-LIST_HEAD(soc_pcmcia_sockets);
-DECLARE_MUTEX(soc_pcmcia_sockets_lock);
-
-static const char *skt_names[] = {
- "PCMCIA socket 0",
- "PCMCIA socket 1",
-};
-
-struct skt_dev_info {
- int nskt;
- struct soc_pcmcia_socket skt[0];
-};
-
-#define SKT_DEV_INFO_SIZE(n) \
- (sizeof(struct skt_dev_info) + (n)*sizeof(struct soc_pcmcia_socket))
+static LIST_HEAD(soc_pcmcia_sockets);
+static DEFINE_MUTEX(soc_pcmcia_sockets_lock);
#ifdef CONFIG_CPU_FREQ
static int
struct cpufreq_freqs *freqs = data;
int ret = 0;
- down(&soc_pcmcia_sockets_lock);
+ mutex_lock(&soc_pcmcia_sockets_lock);
list_for_each_entry(skt, &soc_pcmcia_sockets, node)
if ( skt->ops->frequency_change )
ret += skt->ops->frequency_change(skt, val, freqs);
- up(&soc_pcmcia_sockets_lock);
+ mutex_unlock(&soc_pcmcia_sockets_lock);
return ret;
}
"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, int first, int nr)
+void soc_pcmcia_remove_one(struct soc_pcmcia_socket *skt)
{
- struct skt_dev_info *sinfo;
- struct soc_pcmcia_socket *skt;
- int ret, i;
+ mutex_lock(&soc_pcmcia_sockets_lock);
+ del_timer_sync(&skt->poll_timer);
- down(&soc_pcmcia_sockets_lock);
+ pcmcia_unregister_socket(&skt->socket);
- sinfo = kzalloc(SKT_DEV_INFO_SIZE(nr), GFP_KERNEL);
- if (!sinfo) {
- ret = -ENOMEM;
- goto out;
- }
+ flush_scheduled_work();
- sinfo->nskt = nr;
+ skt->ops->hw_shutdown(skt);
- /*
- * Initialise the per-socket structure.
- */
- for (i = 0; i < nr; i++) {
- skt = &sinfo->skt[i];
-
- skt->socket.ops = &soc_common_pcmcia_operations;
- skt->socket.owner = ops->owner;
- skt->socket.dev.dev = dev;
-
- 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->nr = first + i;
- skt->irq = NO_IRQ;
- skt->dev = dev;
- skt->ops = ops;
-
- skt->res_skt.start = _PCMCIA(skt->nr);
- skt->res_skt.end = _PCMCIA(skt->nr) + PCMCIASp - 1;
- skt->res_skt.name = skt_names[skt->nr];
- skt->res_skt.flags = IORESOURCE_MEM;
-
- ret = request_resource(&iomem_resource, &skt->res_skt);
- if (ret)
- goto out_err_1;
-
- skt->res_io.start = _PCMCIAIO(skt->nr);
- skt->res_io.end = _PCMCIAIO(skt->nr) + PCMCIAIOSp - 1;
- skt->res_io.name = "io";
- skt->res_io.flags = IORESOURCE_MEM | IORESOURCE_BUSY;
-
- ret = request_resource(&skt->res_skt, &skt->res_io);
- if (ret)
- goto out_err_2;
-
- skt->res_mem.start = _PCMCIAMem(skt->nr);
- skt->res_mem.end = _PCMCIAMem(skt->nr) + PCMCIAMemSp - 1;
- skt->res_mem.name = "memory";
- skt->res_mem.flags = IORESOURCE_MEM;
-
- ret = request_resource(&skt->res_skt, &skt->res_mem);
- if (ret)
- goto out_err_3;
-
- skt->res_attr.start = _PCMCIAAttr(skt->nr);
- skt->res_attr.end = _PCMCIAAttr(skt->nr) + PCMCIAAttrSp - 1;
- skt->res_attr.name = "attribute";
- skt->res_attr.flags = IORESOURCE_MEM;
-
- ret = request_resource(&skt->res_skt, &skt->res_attr);
- if (ret)
- goto out_err_4;
-
- skt->virt_io = ioremap(skt->res_io.start, 0x10000);
- if (skt->virt_io == NULL) {
- ret = -ENOMEM;
- goto out_err_5;
- }
+ soc_common_pcmcia_config_skt(skt, &dead_socket);
- if (list_empty(&soc_pcmcia_sockets))
- soc_pcmcia_cpufreq_register();
+ list_del(&skt->node);
+ mutex_unlock(&soc_pcmcia_sockets_lock);
- list_add(&skt->node, &soc_pcmcia_sockets);
-
- /*
- * We initialize default socket timing here, because
- * we are not guaranteed to see a SetIOMap operation at
- * runtime.
- */
- ops->set_timing(skt);
+ 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 = ops->hw_init(skt);
- if (ret)
- goto out_err_6;
+int soc_pcmcia_add_one(struct soc_pcmcia_socket *skt)
+{
+ int ret;
- 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;
+ 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->status = soc_common_pcmcia_skt_state(skt);
+ ret = request_resource(&iomem_resource, &skt->res_skt);
+ if (ret)
+ goto out_err_1;
- ret = pcmcia_register_socket(&skt->socket);
- if (ret)
- goto out_err_7;
+ ret = request_resource(&skt->res_skt, &skt->res_io);
+ if (ret)
+ goto out_err_2;
- WARN_ON(skt->socket.sock != i);
+ ret = request_resource(&skt->res_skt, &skt->res_mem);
+ if (ret)
+ goto out_err_3;
- add_timer(&skt->poll_timer);
+ ret = request_resource(&skt->res_skt, &skt->res_attr);
+ if (ret)
+ goto out_err_4;
- device_create_file(&skt->socket.dev, &device_attr_status);
+ skt->virt_io = ioremap(skt->res_io.start, 0x10000);
+ if (skt->virt_io == NULL) {
+ ret = -ENOMEM;
+ goto out_err_5;
}
- dev_set_drvdata(dev, sinfo);
- ret = 0;
- goto out;
+ mutex_lock(&soc_pcmcia_sockets_lock);
- do {
- skt = &sinfo->skt[i];
-
- del_timer_sync(&skt->poll_timer);
- pcmcia_unregister_socket(&skt->socket);
-
- out_err_7:
- flush_scheduled_work();
+ list_add(&skt->node, &soc_pcmcia_sockets);
- ops->hw_shutdown(skt);
- out_err_6:
- list_del(&skt->node);
- iounmap(skt->virt_io);
- out_err_5:
- release_resource(&skt->res_attr);
- out_err_4:
- release_resource(&skt->res_mem);
- out_err_3:
- release_resource(&skt->res_io);
- out_err_2:
- release_resource(&skt->res_skt);
- out_err_1:
- i--;
- } while (i > 0);
-
- kfree(sinfo);
-
- out:
- up(&soc_pcmcia_sockets_lock);
- return ret;
-}
+ /*
+ * We initialize default socket timing here, because
+ * we are not guaranteed to see a SetIOMap operation at
+ * runtime.
+ */
+ skt->ops->set_timing(skt);
-int soc_common_drv_pcmcia_remove(struct device *dev)
-{
- struct skt_dev_info *sinfo = dev_get_drvdata(dev);
- int i;
+ ret = skt->ops->hw_init(skt);
+ if (ret)
+ goto out_err_6;
- dev_set_drvdata(dev, NULL);
+ 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;
- down(&soc_pcmcia_sockets_lock);
- for (i = 0; i < sinfo->nskt; i++) {
- struct soc_pcmcia_socket *skt = &sinfo->skt[i];
+ skt->status = soc_common_pcmcia_skt_state(skt);
- del_timer_sync(&skt->poll_timer);
+ ret = pcmcia_register_socket(&skt->socket);
+ if (ret)
+ goto out_err_7;
- pcmcia_unregister_socket(&skt->socket);
+ add_timer(&skt->poll_timer);
- flush_scheduled_work();
+ mutex_unlock(&soc_pcmcia_sockets_lock);
- skt->ops->hw_shutdown(skt);
+ ret = device_create_file(&skt->socket.dev, &dev_attr_status);
+ if (ret)
+ goto out_err_8;
- soc_common_pcmcia_config_skt(skt, &dead_socket);
+ return ret;
- 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();
+ out_err_8:
+ mutex_lock(&soc_pcmcia_sockets_lock);
+ del_timer_sync(&skt->poll_timer);
+ pcmcia_unregister_socket(&skt->socket);
- up(&soc_pcmcia_sockets_lock);
+ out_err_7:
+ flush_scheduled_work();
- kfree(sinfo);
+ skt->ops->hw_shutdown(skt);
+ out_err_6:
+ list_del(&skt->node);
+ mutex_unlock(&soc_pcmcia_sockets_lock);
+ iounmap(skt->virt_io);
+ out_err_5:
+ release_resource(&skt->res_attr);
+ out_err_4:
+ release_resource(&skt->res_mem);
+ out_err_3:
+ release_resource(&skt->res_io);
+ out_err_2:
+ release_resource(&skt->res_skt);
+ out_err_1:
- return 0;
+ return ret;
}
-EXPORT_SYMBOL(soc_common_drv_pcmcia_remove);
+EXPORT_SYMBOL(soc_pcmcia_add_one);
+
+MODULE_AUTHOR("John Dorsey <john+@cs.cmu.edu>");
+MODULE_DESCRIPTION("Linux PCMCIA Card Services: Common SoC support");
+MODULE_LICENSE("Dual MPL/GPL");
git://ftp.safe.ca / safe / jmp / linux-2.6 / blobdiff