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-rw-r--r--drivers/pnp/base.h3
-rw-r--r--drivers/pnp/interface.c20
-rw-r--r--drivers/pnp/isapnp/core.c8
-rw-r--r--drivers/pnp/pnpacpi/rsparser.c35
-rw-r--r--drivers/pnp/pnpbios/rsparser.c23
-rw-r--r--drivers/pnp/resource.c29
6 files changed, 59 insertions, 59 deletions
diff --git a/drivers/pnp/base.h b/drivers/pnp/base.h
index b6719b38434..bfb08abc311 100644
--- a/drivers/pnp/base.h
+++ b/drivers/pnp/base.h
@@ -45,3 +45,6 @@ struct pnp_resource *pnp_add_irq_resource(struct pnp_dev *dev, int irq,
int flags);
struct pnp_resource *pnp_add_dma_resource(struct pnp_dev *dev, int dma,
int flags);
+struct pnp_resource *pnp_add_io_resource(struct pnp_dev *dev,
+ resource_size_t start,
+ resource_size_t end, int flags);
diff --git a/drivers/pnp/interface.c b/drivers/pnp/interface.c
index 00c8a970a97..77d8bf01b48 100644
--- a/drivers/pnp/interface.c
+++ b/drivers/pnp/interface.c
@@ -324,7 +324,7 @@ pnp_set_current_resources(struct device *dmdev, struct device_attribute *attr,
struct resource *res;
char *buf = (void *)ubuf;
int retval = 0;
- resource_size_t start;
+ resource_size_t start, end;
if (dev->status & PNP_ATTACHED) {
retval = -EBUSY;
@@ -382,24 +382,20 @@ pnp_set_current_resources(struct device *dmdev, struct device_attribute *attr,
buf += 2;
while (isspace(*buf))
++buf;
- pnp_res = pnp_get_pnp_resource(dev,
- IORESOURCE_IO, nport);
- if (!pnp_res)
- break;
- pnp_res->index = nport;
- res = &pnp_res->res;
- res->start = simple_strtoul(buf, &buf, 0);
+ start = simple_strtoul(buf, &buf, 0);
while (isspace(*buf))
++buf;
if (*buf == '-') {
buf += 1;
while (isspace(*buf))
++buf;
- res->end = simple_strtoul(buf, &buf, 0);
+ end = simple_strtoul(buf, &buf, 0);
} else
- res->end = res->start;
- res->flags = IORESOURCE_IO;
- nport++;
+ end = start;
+ pnp_res = pnp_add_io_resource(dev, start, end,
+ 0);
+ if (pnp_res)
+ pnp_res->index = nport++;
continue;
}
if (!strnicmp(buf, "mem", 3)) {
diff --git a/drivers/pnp/isapnp/core.c b/drivers/pnp/isapnp/core.c
index 2e5e58c777d..bdd8508090d 100644
--- a/drivers/pnp/isapnp/core.c
+++ b/drivers/pnp/isapnp/core.c
@@ -941,11 +941,9 @@ static int isapnp_read_resources(struct pnp_dev *dev)
ret = isapnp_read_word(ISAPNP_CFG_PORT + (tmp << 1));
if (!ret)
continue;
- pnp_res = pnp_get_pnp_resource(dev, IORESOURCE_IO, tmp);
- pnp_res->index = tmp;
- res = &pnp_res->res;
- res->start = ret;
- res->flags = IORESOURCE_IO;
+ pnp_res = pnp_add_io_resource(dev, ret, ret, 0);
+ if (pnp_res)
+ pnp_res->index = tmp;
}
for (tmp = 0; tmp < ISAPNP_MAX_MEM; tmp++) {
ret =
diff --git a/drivers/pnp/pnpacpi/rsparser.c b/drivers/pnp/pnpacpi/rsparser.c
index fc7cf73b7a7..d3ca8e035c1 100644
--- a/drivers/pnp/pnpacpi/rsparser.c
+++ b/drivers/pnp/pnpacpi/rsparser.c
@@ -158,33 +158,18 @@ static int dma_flags(int type, int bus_master, int transfer)
return flags;
}
-static void pnpacpi_parse_allocated_ioresource(struct pnp_dev *dev,
- u64 io, u64 len, int io_decode)
+static void pnpacpi_parse_allocated_ioresource(struct pnp_dev *dev, u64 start,
+ u64 len, int io_decode)
{
- struct resource *res;
- int i;
- static unsigned char warned;
+ int flags = 0;
+ u64 end = start + len - 1;
- for (i = 0; i < PNP_MAX_PORT; i++) {
- res = pnp_get_resource(dev, IORESOURCE_IO, i);
- if (!pnp_resource_valid(res))
- break;
- }
- if (i < PNP_MAX_PORT) {
- res->flags = IORESOURCE_IO; // Also clears _UNSET flag
- if (io_decode == ACPI_DECODE_16)
- res->flags |= PNP_PORT_FLAG_16BITADDR;
- if (len <= 0 || (io + len - 1) >= 0x10003) {
- res->flags |= IORESOURCE_DISABLED;
- return;
- }
- res->start = io;
- res->end = io + len - 1;
- } else if (!warned) {
- printk(KERN_WARNING "pnpacpi: exceeded the max number of IO "
- "resources: %d \n", PNP_MAX_PORT);
- warned = 1;
- }
+ if (io_decode == ACPI_DECODE_16)
+ flags |= PNP_PORT_FLAG_16BITADDR;
+ if (len == 0 || end >= 0x10003)
+ flags |= IORESOURCE_DISABLED;
+
+ pnp_add_io_resource(dev, start, end, flags);
}
static void pnpacpi_parse_allocated_memresource(struct pnp_dev *dev,
diff --git a/drivers/pnp/pnpbios/rsparser.c b/drivers/pnp/pnpbios/rsparser.c
index 7f8d6572859..8c83bc16a9b 100644
--- a/drivers/pnp/pnpbios/rsparser.c
+++ b/drivers/pnp/pnpbios/rsparser.c
@@ -55,26 +55,15 @@ inline void pcibios_penalize_isa_irq(int irq, int active)
*/
static void pnpbios_parse_allocated_ioresource(struct pnp_dev *dev,
- int io, int len)
+ int start, int len)
{
- struct resource *res;
- int i;
+ int flags = 0;
+ int end = start + len - 1;
- for (i = 0; i < PNP_MAX_PORT; i++) {
- res = pnp_get_resource(dev, IORESOURCE_IO, i);
- if (!pnp_resource_valid(res))
- break;
- }
+ if (len <= 0 || end >= 0x10003)
+ flags |= IORESOURCE_DISABLED;
- if (i < PNP_MAX_PORT) {
- res->flags = IORESOURCE_IO; // Also clears _UNSET flag
- if (len <= 0 || (io + len - 1) >= 0x10003) {
- res->flags |= IORESOURCE_DISABLED;
- return;
- }
- res->start = (unsigned long)io;
- res->end = (unsigned long)(io + len - 1);
- }
+ pnp_add_io_resource(dev, start, end, flags);
}
static void pnpbios_parse_allocated_memresource(struct pnp_dev *dev,
diff --git a/drivers/pnp/resource.c b/drivers/pnp/resource.c
index 2a8612e31ab..64387b70026 100644
--- a/drivers/pnp/resource.c
+++ b/drivers/pnp/resource.c
@@ -628,6 +628,35 @@ struct pnp_resource *pnp_add_dma_resource(struct pnp_dev *dev, int dma,
return pnp_res;
}
+struct pnp_resource *pnp_add_io_resource(struct pnp_dev *dev,
+ resource_size_t start,
+ resource_size_t end, int flags)
+{
+ struct pnp_resource *pnp_res;
+ struct resource *res;
+ static unsigned char warned;
+
+ pnp_res = pnp_new_resource(dev, IORESOURCE_IO);
+ if (!pnp_res) {
+ if (!warned) {
+ dev_err(&dev->dev, "can't add resource for IO "
+ "%#llx-%#llx\n",(unsigned long long) start,
+ (unsigned long long) end);
+ warned = 1;
+ }
+ return NULL;
+ }
+
+ res = &pnp_res->res;
+ res->flags = IORESOURCE_IO | flags;
+ res->start = start;
+ res->end = end;
+
+ dev_dbg(&dev->dev, " add io %#llx-%#llx flags %#x\n",
+ (unsigned long long) start, (unsigned long long) end, flags);
+ return pnp_res;
+}
+
/* format is: pnp_reserve_irq=irq1[,irq2] .... */
static int __init pnp_setup_reserve_irq(char *str)
{
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-02 02:22:02 +0000