* 2003-08-11 Resource Management Updates - Adam Belay <ambx1@neo.rr.com>
*/
-#include <linux/config.h>
#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/errno.h>
#include <linux/delay.h>
#include <linux/init.h>
#include <linux/isapnp.h>
+#include <linux/mutex.h>
#include <asm/io.h>
#if 0
#define _LTAG_FIXEDMEM32RANGE 0x86
static unsigned char isapnp_checksum_value;
-static DECLARE_MUTEX(isapnp_cfg_mutex);
+static DEFINE_MUTEX(isapnp_cfg_mutex);
static int isapnp_detected;
static int isapnp_csn_count;
struct pnp_id * id;
if (!dev)
return;
- id = kcalloc(1, sizeof(struct pnp_id), GFP_KERNEL);
+ id = kzalloc(sizeof(struct pnp_id), GFP_KERNEL);
if (!id)
return;
sprintf(id->id, "%c%c%c%x%x%x%x",
struct pnp_dev *dev;
isapnp_peek(tmp, size);
- dev = kcalloc(1, sizeof(struct pnp_dev), GFP_KERNEL);
+ dev = kzalloc(sizeof(struct pnp_dev), GFP_KERNEL);
if (!dev)
return NULL;
dev->number = number;
unsigned long bits;
isapnp_peek(tmp, size);
- irq = kcalloc(1, sizeof(struct pnp_irq), GFP_KERNEL);
+ irq = kzalloc(sizeof(struct pnp_irq), GFP_KERNEL);
if (!irq)
return;
bits = (tmp[1] << 8) | tmp[0];
struct pnp_dma *dma;
isapnp_peek(tmp, size);
- dma = kcalloc(1, sizeof(struct pnp_dma), GFP_KERNEL);
+ dma = kzalloc(sizeof(struct pnp_dma), GFP_KERNEL);
if (!dma)
return;
dma->map = tmp[0];
struct pnp_port *port;
isapnp_peek(tmp, size);
- port = kcalloc(1, sizeof(struct pnp_port), GFP_KERNEL);
+ port = kzalloc(sizeof(struct pnp_port), GFP_KERNEL);
if (!port)
return;
port->min = (tmp[2] << 8) | tmp[1];
struct pnp_port *port;
isapnp_peek(tmp, size);
- port = kcalloc(1, sizeof(struct pnp_port), GFP_KERNEL);
+ port = kzalloc(sizeof(struct pnp_port), GFP_KERNEL);
if (!port)
return;
port->min = port->max = (tmp[1] << 8) | tmp[0];
struct pnp_mem *mem;
isapnp_peek(tmp, size);
- mem = kcalloc(1, sizeof(struct pnp_mem), GFP_KERNEL);
+ mem = kzalloc(sizeof(struct pnp_mem), GFP_KERNEL);
if (!mem)
return;
mem->min = ((tmp[2] << 8) | tmp[1]) << 8;
struct pnp_mem *mem;
isapnp_peek(tmp, size);
- mem = kcalloc(1, sizeof(struct pnp_mem), GFP_KERNEL);
+ mem = kzalloc(sizeof(struct pnp_mem), GFP_KERNEL);
if (!mem)
return;
mem->min = (tmp[4] << 24) | (tmp[3] << 16) | (tmp[2] << 8) | tmp[1];
struct pnp_mem *mem;
isapnp_peek(tmp, size);
- mem = kcalloc(1, sizeof(struct pnp_mem), GFP_KERNEL);
+ mem = kzalloc(sizeof(struct pnp_mem), GFP_KERNEL);
if (!mem)
return;
mem->min = mem->max = (tmp[4] << 24) | (tmp[3] << 16) | (tmp[2] << 8) | tmp[1];
size = 0;
skip = 0;
option = pnp_register_independent_option(dev);
- if (!option)
+ if (!option) {
+ kfree(dev);
return 1;
+ }
pnp_add_card_device(card,dev);
} else {
skip = 1;
static void isapnp_parse_card_id(struct pnp_card * card, unsigned short vendor, unsigned short device)
{
- struct pnp_id * id = kcalloc(1, sizeof(struct pnp_id), GFP_KERNEL);
+ struct pnp_id * id = kzalloc(sizeof(struct pnp_id), GFP_KERNEL);
if (!id)
return;
sprintf(id->id, "%c%c%c%x%x%x%x",
header[4], header[5], header[6], header[7], header[8]);
printk(KERN_DEBUG "checksum = 0x%x\n", checksum);
#endif
- if ((card = kcalloc(1, sizeof(struct pnp_card), GFP_KERNEL)) == NULL)
+ if ((card = kzalloc(sizeof(struct pnp_card), GFP_KERNEL)) == NULL)
continue;
card->number = csn;
{
if (csn < 1 || csn > isapnp_csn_count || logdev > 10)
return -EINVAL;
- down(&isapnp_cfg_mutex);
+ mutex_lock(&isapnp_cfg_mutex);
isapnp_wait();
isapnp_key();
isapnp_wake(csn);
int isapnp_cfg_end(void)
{
isapnp_wait();
- up(&isapnp_cfg_mutex);
+ mutex_unlock(&isapnp_cfg_mutex);
return 0;
}
EXPORT_SYMBOL(isapnp_present);
EXPORT_SYMBOL(isapnp_cfg_begin);
EXPORT_SYMBOL(isapnp_cfg_end);
+#if 0
EXPORT_SYMBOL(isapnp_read_byte);
+#endif
EXPORT_SYMBOL(isapnp_write_byte);
static int isapnp_read_resources(struct pnp_dev *dev, struct pnp_resource_table *res)
printk(KERN_INFO "isapnp: ISA Plug & Play support disabled\n");
return 0;
}
+#ifdef CONFIG_PPC_MERGE
+ if (check_legacy_ioport(_PIDXR) || check_legacy_ioport(_PNPWRP))
+ return -EINVAL;
+#endif
#ifdef ISAPNP_REGION_OK
if (!request_region(_PIDXR, 1, "isapnp index")) {
printk(KERN_ERR "isapnp: Index Register 0x%x already used\n", _PIDXR);