*
* Some code, especially possible resource dumping is based on isapnp_proc.c (c) Jaroslav Kysela <perex@perex.cz>
* Copyright 2002 Adam Belay <ambx1@neo.rr.com>
+ * Copyright (C) 2008 Hewlett-Packard Development Company, L.P.
+ * Bjorn Helgaas <bjorn.helgaas@hp.com>
*/
#include <linux/pnp.h>
#include <linux/errno.h>
#include <linux/list.h>
#include <linux/types.h>
-#include <linux/pnp.h>
#include <linux/stat.h>
#include <linux/ctype.h>
#include <linux/slab.h>
static void pnp_print_port(pnp_info_buffer_t * buffer, char *space,
struct pnp_port *port)
{
- pnp_printf(buffer,
- "%sport 0x%x-0x%x, align 0x%x, size 0x%x, %i-bit address decoding\n",
- space, port->min, port->max,
- port->align ? (port->align - 1) : 0, port->size,
- port->flags & PNP_PORT_FLAG_16BITADDR ? 16 : 10);
+ pnp_printf(buffer, "%sport %#llx-%#llx, align %#llx, size %#llx, "
+ "%i-bit address decoding\n", space,
+ (unsigned long long) port->min,
+ (unsigned long long) port->max,
+ port->align ? ((unsigned long long) port->align - 1) : 0,
+ (unsigned long long) port->size,
+ port->flags & IORESOURCE_IO_16BIT_ADDR ? 16 : 10);
}
static void pnp_print_irq(pnp_info_buffer_t * buffer, char *space,
pnp_printf(buffer, "%sirq ", space);
for (i = 0; i < PNP_IRQ_NR; i++)
- if (test_bit(i, irq->map)) {
+ if (test_bit(i, irq->map.bits)) {
if (!first) {
pnp_printf(buffer, ",");
} else {
else
pnp_printf(buffer, "%i", i);
}
- if (bitmap_empty(irq->map, PNP_IRQ_NR))
+ if (bitmap_empty(irq->map.bits, PNP_IRQ_NR))
pnp_printf(buffer, "<none>");
if (irq->flags & IORESOURCE_IRQ_HIGHEDGE)
pnp_printf(buffer, " High-Edge");
pnp_printf(buffer, " High-Level");
if (irq->flags & IORESOURCE_IRQ_LOWLEVEL)
pnp_printf(buffer, " Low-Level");
+ if (irq->flags & IORESOURCE_IRQ_OPTIONAL)
+ pnp_printf(buffer, " (optional)");
pnp_printf(buffer, "\n");
}
{
char *s;
- pnp_printf(buffer, "%sMemory 0x%x-0x%x, align 0x%x, size 0x%x",
- space, mem->min, mem->max, mem->align, mem->size);
+ pnp_printf(buffer, "%sMemory %#llx-%#llx, align %#llx, size %#llx",
+ space, (unsigned long long) mem->min,
+ (unsigned long long) mem->max,
+ (unsigned long long) mem->align,
+ (unsigned long long) mem->size);
if (mem->flags & IORESOURCE_MEM_WRITEABLE)
pnp_printf(buffer, ", writeable");
if (mem->flags & IORESOURCE_MEM_CACHEABLE)
}
static void pnp_print_option(pnp_info_buffer_t * buffer, char *space,
- struct pnp_option *option, int dep)
+ struct pnp_option *option)
{
- char *s;
- struct pnp_port *port;
- struct pnp_irq *irq;
- struct pnp_dma *dma;
- struct pnp_mem *mem;
-
- if (dep) {
- switch (option->priority) {
- case PNP_RES_PRIORITY_PREFERRED:
- s = "preferred";
- break;
- case PNP_RES_PRIORITY_ACCEPTABLE:
- s = "acceptable";
- break;
- case PNP_RES_PRIORITY_FUNCTIONAL:
- s = "functional";
- break;
- default:
- s = "invalid";
- }
- pnp_printf(buffer, "Dependent: %02i - Priority %s\n", dep, s);
+ switch (option->type) {
+ case IORESOURCE_IO:
+ pnp_print_port(buffer, space, &option->u.port);
+ break;
+ case IORESOURCE_MEM:
+ pnp_print_mem(buffer, space, &option->u.mem);
+ break;
+ case IORESOURCE_IRQ:
+ pnp_print_irq(buffer, space, &option->u.irq);
+ break;
+ case IORESOURCE_DMA:
+ pnp_print_dma(buffer, space, &option->u.dma);
+ break;
}
-
- for (port = option->port; port; port = port->next)
- pnp_print_port(buffer, space, port);
- for (irq = option->irq; irq; irq = irq->next)
- pnp_print_irq(buffer, space, irq);
- for (dma = option->dma; dma; dma = dma->next)
- pnp_print_dma(buffer, space, dma);
- for (mem = option->mem; mem; mem = mem->next)
- pnp_print_mem(buffer, space, mem);
}
static ssize_t pnp_show_options(struct device *dmdev,
{
struct pnp_dev *dev = to_pnp_dev(dmdev);
pnp_info_buffer_t *buffer;
- struct pnp_option *independent = dev->independent;
- struct pnp_option *dependent = dev->dependent;
- int ret, dep = 1;
+ struct pnp_option *option;
+ int ret, dep = 0, set = 0;
+ char *indent;
buffer = pnp_alloc(sizeof(pnp_info_buffer_t));
if (!buffer)
buffer->len = PAGE_SIZE;
buffer->buffer = buf;
buffer->curr = buffer->buffer;
- if (independent)
- pnp_print_option(buffer, "", independent, 0);
- while (dependent) {
- pnp_print_option(buffer, " ", dependent, dep);
- dependent = dependent->next;
- dep++;
+ list_for_each_entry(option, &dev->options, list) {
+ if (pnp_option_is_dependent(option)) {
+ indent = " ";
+ if (!dep || pnp_option_set(option) != set) {
+ set = pnp_option_set(option);
+ dep = 1;
+ pnp_printf(buffer, "Dependent: %02i - "
+ "Priority %s\n", set,
+ pnp_option_priority_name(option));
+ }
+ } else {
+ dep = 0;
+ indent = "";
+ }
+ pnp_print_option(buffer, indent, option);
}
+
ret = (buffer->curr - buf);
kfree(buffer);
return ret;
}
-static DEVICE_ATTR(options, S_IRUGO, pnp_show_options, NULL);
-
static ssize_t pnp_show_current_resources(struct device *dmdev,
struct device_attribute *attr,
char *buf)
goto done;
}
- while (isspace(*buf))
- ++buf;
+ buf = skip_spaces(buf);
if (!strnicmp(buf, "disable", 7)) {
retval = pnp_disable_dev(dev);
goto done;
pnp_init_resources(dev);
mutex_lock(&pnp_res_mutex);
while (1) {
- while (isspace(*buf))
- ++buf;
+ buf = skip_spaces(buf);
if (!strnicmp(buf, "io", 2)) {
- buf += 2;
- while (isspace(*buf))
- ++buf;
+ buf = skip_spaces(buf + 2);
start = simple_strtoul(buf, &buf, 0);
- while (isspace(*buf))
- ++buf;
+ buf = skip_spaces(buf);
if (*buf == '-') {
- buf += 1;
- while (isspace(*buf))
- ++buf;
+ buf = skip_spaces(buf + 1);
end = simple_strtoul(buf, &buf, 0);
} else
end = start;
continue;
}
if (!strnicmp(buf, "mem", 3)) {
- buf += 3;
- while (isspace(*buf))
- ++buf;
+ buf = skip_spaces(buf + 3);
start = simple_strtoul(buf, &buf, 0);
- while (isspace(*buf))
- ++buf;
+ buf = skip_spaces(buf);
if (*buf == '-') {
- buf += 1;
- while (isspace(*buf))
- ++buf;
+ buf = skip_spaces(buf + 1);
end = simple_strtoul(buf, &buf, 0);
} else
end = start;
continue;
}
if (!strnicmp(buf, "irq", 3)) {
- buf += 3;
- while (isspace(*buf))
- ++buf;
+ buf = skip_spaces(buf + 3);
start = simple_strtoul(buf, &buf, 0);
pnp_add_irq_resource(dev, start, 0);
continue;
}
if (!strnicmp(buf, "dma", 3)) {
- buf += 3;
- while (isspace(*buf))
- ++buf;
+ buf = skip_spaces(buf + 3);
start = simple_strtoul(buf, &buf, 0);
pnp_add_dma_resource(dev, start, 0);
continue;
return count;
}
-static DEVICE_ATTR(resources, S_IRUGO | S_IWUSR,
- pnp_show_current_resources, pnp_set_current_resources);
-
static ssize_t pnp_show_current_ids(struct device *dmdev,
struct device_attribute *attr, char *buf)
{
return (str - buf);
}
-static DEVICE_ATTR(id, S_IRUGO, pnp_show_current_ids, NULL);
-
-int pnp_interface_attach_device(struct pnp_dev *dev)
-{
- int rc = device_create_file(&dev->dev, &dev_attr_options);
-
- if (rc)
- goto err;
- rc = device_create_file(&dev->dev, &dev_attr_resources);
- if (rc)
- goto err_opt;
- rc = device_create_file(&dev->dev, &dev_attr_id);
- if (rc)
- goto err_res;
-
- return 0;
-
-err_res:
- device_remove_file(&dev->dev, &dev_attr_resources);
-err_opt:
- device_remove_file(&dev->dev, &dev_attr_options);
-err:
- return rc;
-}
+struct device_attribute pnp_interface_attrs[] = {
+ __ATTR(resources, S_IRUGO | S_IWUSR,
+ pnp_show_current_resources,
+ pnp_set_current_resources),
+ __ATTR(options, S_IRUGO, pnp_show_options, NULL),
+ __ATTR(id, S_IRUGO, pnp_show_current_ids, NULL),
+ __ATTR_NULL,
+};
git://ftp.safe.ca / safe / jmp / linux-2.6 / blobdiff