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path: root/drivers/pnp/support.c
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Diffstat (limited to 'drivers/pnp/support.c')
-rw-r--r--drivers/pnp/support.c96
1 files changed, 49 insertions, 47 deletions
diff --git a/drivers/pnp/support.c b/drivers/pnp/support.c
index bbf78ef4ba02..b42df1620718 100644
--- a/drivers/pnp/support.c
+++ b/drivers/pnp/support.c
@@ -77,7 +77,7 @@ void dbg_pnp_show_resources(struct pnp_dev *dev, char *desc)
{
#ifdef DEBUG
char buf[128];
- int len = 0;
+ int len;
struct pnp_resource *pnp_res;
struct resource *res;
@@ -89,9 +89,10 @@ void dbg_pnp_show_resources(struct pnp_dev *dev, char *desc)
dev_dbg(&dev->dev, "%s: current resources:\n", desc);
list_for_each_entry(pnp_res, &dev->resources, list) {
res = &pnp_res->res;
+ len = 0;
- len += snprintf(buf + len, sizeof(buf) - len, " %-3s ",
- pnp_resource_type_name(res));
+ len += scnprintf(buf + len, sizeof(buf) - len, " %-3s ",
+ pnp_resource_type_name(res));
if (res->flags & IORESOURCE_DISABLED) {
dev_dbg(&dev->dev, "%sdisabled\n", buf);
@@ -101,18 +102,18 @@ void dbg_pnp_show_resources(struct pnp_dev *dev, char *desc)
switch (pnp_resource_type(res)) {
case IORESOURCE_IO:
case IORESOURCE_MEM:
- len += snprintf(buf + len, sizeof(buf) - len,
- "%#llx-%#llx flags %#lx",
- (unsigned long long) res->start,
- (unsigned long long) res->end,
- res->flags);
+ len += scnprintf(buf + len, sizeof(buf) - len,
+ "%#llx-%#llx flags %#lx",
+ (unsigned long long) res->start,
+ (unsigned long long) res->end,
+ res->flags);
break;
case IORESOURCE_IRQ:
case IORESOURCE_DMA:
- len += snprintf(buf + len, sizeof(buf) - len,
- "%lld flags %#lx",
- (unsigned long long) res->start,
- res->flags);
+ len += scnprintf(buf + len, sizeof(buf) - len,
+ "%lld flags %#lx",
+ (unsigned long long) res->start,
+ res->flags);
break;
}
dev_dbg(&dev->dev, "%s\n", buf);
@@ -144,66 +145,67 @@ void dbg_pnp_show_option(struct pnp_dev *dev, struct pnp_option *option)
struct pnp_dma *dma;
if (pnp_option_is_dependent(option))
- len += snprintf(buf + len, sizeof(buf) - len,
- " dependent set %d (%s) ",
- pnp_option_set(option),
- pnp_option_priority_name(option));
+ len += scnprintf(buf + len, sizeof(buf) - len,
+ " dependent set %d (%s) ",
+ pnp_option_set(option),
+ pnp_option_priority_name(option));
else
- len += snprintf(buf + len, sizeof(buf) - len, " independent ");
+ len += scnprintf(buf + len, sizeof(buf) - len,
+ " independent ");
switch (option->type) {
case IORESOURCE_IO:
port = &option->u.port;
- len += snprintf(buf + len, sizeof(buf) - len, "io min %#llx "
- "max %#llx align %lld size %lld flags %#x",
- (unsigned long long) port->min,
- (unsigned long long) port->max,
- (unsigned long long) port->align,
- (unsigned long long) port->size, port->flags);
+ len += scnprintf(buf + len, sizeof(buf) - len, "io min %#llx "
+ "max %#llx align %lld size %lld flags %#x",
+ (unsigned long long) port->min,
+ (unsigned long long) port->max,
+ (unsigned long long) port->align,
+ (unsigned long long) port->size, port->flags);
break;
case IORESOURCE_MEM:
mem = &option->u.mem;
- len += snprintf(buf + len, sizeof(buf) - len, "mem min %#llx "
- "max %#llx align %lld size %lld flags %#x",
- (unsigned long long) mem->min,
- (unsigned long long) mem->max,
- (unsigned long long) mem->align,
- (unsigned long long) mem->size, mem->flags);
+ len += scnprintf(buf + len, sizeof(buf) - len, "mem min %#llx "
+ "max %#llx align %lld size %lld flags %#x",
+ (unsigned long long) mem->min,
+ (unsigned long long) mem->max,
+ (unsigned long long) mem->align,
+ (unsigned long long) mem->size, mem->flags);
break;
case IORESOURCE_IRQ:
irq = &option->u.irq;
- len += snprintf(buf + len, sizeof(buf) - len, "irq");
+ len += scnprintf(buf + len, sizeof(buf) - len, "irq");
if (bitmap_empty(irq->map.bits, PNP_IRQ_NR))
- len += snprintf(buf + len, sizeof(buf) - len,
- " <none>");
+ len += scnprintf(buf + len, sizeof(buf) - len,
+ " <none>");
else {
for (i = 0; i < PNP_IRQ_NR; i++)
if (test_bit(i, irq->map.bits))
- len += snprintf(buf + len,
- sizeof(buf) - len,
- " %d", i);
+ len += scnprintf(buf + len,
+ sizeof(buf) - len,
+ " %d", i);
}
- len += snprintf(buf + len, sizeof(buf) - len, " flags %#x",
- irq->flags);
+ len += scnprintf(buf + len, sizeof(buf) - len, " flags %#x",
+ irq->flags);
if (irq->flags & IORESOURCE_IRQ_OPTIONAL)
- len += snprintf(buf + len, sizeof(buf) - len,
- " (optional)");
+ len += scnprintf(buf + len, sizeof(buf) - len,
+ " (optional)");
break;
case IORESOURCE_DMA:
dma = &option->u.dma;
- len += snprintf(buf + len, sizeof(buf) - len, "dma");
+ len += scnprintf(buf + len, sizeof(buf) - len, "dma");
if (!dma->map)
- len += snprintf(buf + len, sizeof(buf) - len,
- " <none>");
+ len += scnprintf(buf + len, sizeof(buf) - len,
+ " <none>");
else {
for (i = 0; i < 8; i++)
if (dma->map & (1 << i))
- len += snprintf(buf + len,
- sizeof(buf) - len,
- " %d", i);
+ len += scnprintf(buf + len,
+ sizeof(buf) - len,
+ " %d", i);
}
- len += snprintf(buf + len, sizeof(buf) - len, " (bitmask %#x) "
- "flags %#x", dma->map, dma->flags);
+ len += scnprintf(buf + len, sizeof(buf) - len, " (bitmask %#x) "
+ "flags %#x", dma->map, dma->flags);
break;
}
dev_dbg(&dev->dev, "%s\n", buf);