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PNP: pass resources, not indexes, to pnp_check_port(), et al 

The caller already has the struct resource pointer, so no need for
pnp_check_port(), pnp_check_mem(), etc., to look it up again.

Signed-off-by: Bjorn Helgaas <bjorn.helgaas@hp.com>
Acked-By: Rene Herman <rene.herman@gmail.com>
Signed-off-by: Len Brown <len.brown@intel.com>
This commit is contained in:
Bjorn Helgaas 2008-04-28 16:34:22 -06:00 committed by Len Brown
parent db9eaeab3e
commit f5d94ff014
3 changed files with 16 additions and 20 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

8
drivers/pnp/base.h
View File

@ -12,10 +12,10 @@ void pnp_free_option(struct pnp_option *option);
int __pnp_add_device(struct pnp_dev *dev);
void __pnp_remove_device(struct pnp_dev *dev);
int pnp_check_port(struct pnp_dev * dev, int idx);
int pnp_check_mem(struct pnp_dev * dev, int idx);
int pnp_check_irq(struct pnp_dev * dev, int idx);
int pnp_check_dma(struct pnp_dev * dev, int idx);
int pnp_check_port(struct pnp_dev *dev, struct resource *res);
int pnp_check_mem(struct pnp_dev *dev, struct resource *res);
int pnp_check_irq(struct pnp_dev *dev, struct resource *res);
int pnp_check_dma(struct pnp_dev *dev, struct resource *res);
void dbg_pnp_show_resources(struct pnp_dev *dev, char *desc);

8
drivers/pnp/manager.c
View File

@ -51,7 +51,7 @@ static int pnp_assign_port(struct pnp_dev *dev, struct pnp_port *rule, int idx)
res->end = res->start + rule->size - 1;
/* run through until pnp_check_port is happy */
while (!pnp_check_port(dev, idx)) {
while (!pnp_check_port(dev, res)) {
res->start += rule->align;
res->end = res->start + rule->size - 1;
if (res->start > rule->max || !rule->align) {
@ -108,7 +108,7 @@ static int pnp_assign_mem(struct pnp_dev *dev, struct pnp_mem *rule, int idx)
res->end = res->start + rule->size - 1;
/* run through until pnp_check_mem is happy */
while (!pnp_check_mem(dev, idx)) {
while (!pnp_check_mem(dev, res)) {
res->start += rule->align;
res->end = res->start + rule->size - 1;
if (res->start > rule->max || !rule->align) {
@ -167,7 +167,7 @@ static int pnp_assign_irq(struct pnp_dev *dev, struct pnp_irq *rule, int idx)
for (i = 0; i < 16; i++) {
if (test_bit(xtab[i], rule->map)) {
res->start = res->end = xtab[i];
if (pnp_check_irq(dev, idx)) {
if (pnp_check_irq(dev, res)) {
dev_dbg(&dev->dev, " assign irq %d %d\n", idx,
(int) res->start);
return 1;
@ -209,7 +209,7 @@ static void pnp_assign_dma(struct pnp_dev *dev, struct pnp_dma *rule, int idx)
for (i = 0; i < 8; i++) {
if (rule->map & (1 << xtab[i])) {
res->start = res->end = xtab[i];
if (pnp_check_dma(dev, idx)) {
if (pnp_check_dma(dev, res)) {
dev_dbg(&dev->dev, " assign dma %d %d\n", idx,
(int) res->start);
return;

20
drivers/pnp/resource.c
View File

@ -239,14 +239,13 @@ void pnp_free_option(struct pnp_option *option)
#define cannot_compare(flags) \
((flags) & (IORESOURCE_UNSET | IORESOURCE_DISABLED))
int pnp_check_port(struct pnp_dev *dev, int idx)
int pnp_check_port(struct pnp_dev *dev, struct resource *res)
{
int i;
struct pnp_dev *tdev;
struct resource *res, *tres;
struct resource *tres;
resource_size_t *port, *end, *tport, *tend;
res = &dev->res.port_resource[idx];
port = &res->start;
end = &res->end;
@ -300,14 +299,13 @@ int pnp_check_port(struct pnp_dev *dev, int idx)
return 1;
}
int pnp_check_mem(struct pnp_dev *dev, int idx)
int pnp_check_mem(struct pnp_dev *dev, struct resource *res)
{
int i;
struct pnp_dev *tdev;
struct resource *res, *tres;
struct resource *tres;
resource_size_t *addr, *end, *taddr, *tend;
res = &dev->res.mem_resource[idx];
addr = &res->start;
end = &res->end;
@ -366,14 +364,13 @@ static irqreturn_t pnp_test_handler(int irq, void *dev_id)
return IRQ_HANDLED;
}
int pnp_check_irq(struct pnp_dev *dev, int idx)
int pnp_check_irq(struct pnp_dev *dev, struct resource *res)
{
int i;
struct pnp_dev *tdev;
struct resource *res, *tres;
struct resource *tres;
resource_size_t *irq;
res = &dev->res.irq_resource[idx];
irq = &res->start;
/* if the resource doesn't exist, don't complain about it */
@ -439,15 +436,14 @@ int pnp_check_irq(struct pnp_dev *dev, int idx)
return 1;
}
int pnp_check_dma(struct pnp_dev *dev, int idx)
int pnp_check_dma(struct pnp_dev *dev, struct resource *res)
{
#ifndef CONFIG_IA64
int i;
struct pnp_dev *tdev;
struct resource *res, *tres;
struct resource *tres;
resource_size_t *dma;
res = &dev->res.dma_resource[idx];
dma = &res->start;
/* if the resource doesn't exist, don't complain about it */