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Subject[patch 31/37] PNP: convert resource checks to use pnp_get_resource(), not pnp_resource_table
This removes more direct references to pnp_resource_table.

Signed-off-by: Bjorn Helgaas <bjorn.helgaas@hp.com>

Index: work7/drivers/pnp/resource.c
===================================================================
--- work7.orig/drivers/pnp/resource.c 2008-03-24 16:35:33.000000000 -0600
+++ work7/drivers/pnp/resource.c 2008-03-24 16:50:00.000000000 -0600
@@ -216,14 +216,17 @@
int pnp_check_port(struct pnp_dev *dev, int idx)
{
int i;
+ struct resource *res, *tres;
struct pnp_dev *tdev;
resource_size_t *port, *end, *tport, *tend;

- port = &dev->res.port_resource[idx].start;
- end = &dev->res.port_resource[idx].end;
+ res = pnp_get_resource(dev, IORESOURCE_IO, idx);
+
+ port = &res->start;
+ end = &res->end;

/* if the resource doesn't exist, don't complain about it */
- if (cannot_compare(dev->res.port_resource[idx].flags))
+ if (cannot_compare(res->flags))
return 1;

/* check if the resource is already in use, skip if the
@@ -243,9 +246,10 @@

/* check for internal conflicts */
for (i = 0; i < PNP_MAX_PORT && i != idx; i++) {
- if (dev->res.port_resource[i].flags & IORESOURCE_IO) {
- tport = &dev->res.port_resource[i].start;
- tend = &dev->res.port_resource[i].end;
+ tres = pnp_get_resource(dev, IORESOURCE_IO, i);
+ if (tres->flags & IORESOURCE_IO) {
+ tport = &tres->start;
+ tend = &tres->end;
if (ranged_conflict(port, end, tport, tend))
return 0;
}
@@ -256,12 +260,12 @@
if (tdev == dev)
continue;
for (i = 0; i < PNP_MAX_PORT; i++) {
- if (tdev->res.port_resource[i].flags & IORESOURCE_IO) {
- if (cannot_compare
- (tdev->res.port_resource[i].flags))
+ tres = pnp_get_resource(dev, IORESOURCE_IO, i);
+ if (tres->flags & IORESOURCE_IO) {
+ if (cannot_compare(tres->flags))
continue;
- tport = &tdev->res.port_resource[i].start;
- tend = &tdev->res.port_resource[i].end;
+ tport = &tres->start;
+ tend = &tres->end;
if (ranged_conflict(port, end, tport, tend))
return 0;
}
@@ -274,14 +278,17 @@
int pnp_check_mem(struct pnp_dev *dev, int idx)
{
int i;
+ struct resource *res, *tres;
struct pnp_dev *tdev;
resource_size_t *addr, *end, *taddr, *tend;

- addr = &dev->res.mem_resource[idx].start;
- end = &dev->res.mem_resource[idx].end;
+ res = pnp_get_resource(dev, IORESOURCE_MEM, idx);
+
+ addr = &res->start;
+ end = &res->end;

/* if the resource doesn't exist, don't complain about it */
- if (cannot_compare(dev->res.mem_resource[idx].flags))
+ if (cannot_compare(res->flags))
return 1;

/* check if the resource is already in use, skip if the
@@ -301,9 +308,10 @@

/* check for internal conflicts */
for (i = 0; i < PNP_MAX_MEM && i != idx; i++) {
- if (dev->res.mem_resource[i].flags & IORESOURCE_MEM) {
- taddr = &dev->res.mem_resource[i].start;
- tend = &dev->res.mem_resource[i].end;
+ tres = pnp_get_resource(dev, IORESOURCE_MEM, i);
+ if (tres->flags & IORESOURCE_MEM) {
+ taddr = &tres->start;
+ tend = &tres->end;
if (ranged_conflict(addr, end, taddr, tend))
return 0;
}
@@ -314,12 +322,12 @@
if (tdev == dev)
continue;
for (i = 0; i < PNP_MAX_MEM; i++) {
- if (tdev->res.mem_resource[i].flags & IORESOURCE_MEM) {
- if (cannot_compare
- (tdev->res.mem_resource[i].flags))
+ tres = pnp_get_resource(dev, IORESOURCE_MEM, i);
+ if (tres->flags & IORESOURCE_MEM) {
+ if (cannot_compare(tres->flags))
continue;
- taddr = &tdev->res.mem_resource[i].start;
- tend = &tdev->res.mem_resource[i].end;
+ taddr = &tres->start;
+ tend = &tres->end;
if (ranged_conflict(addr, end, taddr, tend))
return 0;
}
@@ -337,11 +345,16 @@
int pnp_check_irq(struct pnp_dev *dev, int idx)
{
int i;
+ struct resource *res, *tres;
struct pnp_dev *tdev;
- resource_size_t *irq = &dev->res.irq_resource[idx].start;
+ resource_size_t *irq;
+
+ res = pnp_get_resource(dev, IORESOURCE_IRQ, idx);
+
+ irq = &res->start;

/* if the resource doesn't exist, don't complain about it */
- if (cannot_compare(dev->res.irq_resource[idx].flags))
+ if (cannot_compare(res->flags))
return 1;

/* check if the resource is valid */
@@ -356,8 +369,9 @@

/* check for internal conflicts */
for (i = 0; i < PNP_MAX_IRQ && i != idx; i++) {
- if (dev->res.irq_resource[i].flags & IORESOURCE_IRQ) {
- if (dev->res.irq_resource[i].start == *irq)
+ tres = pnp_get_resource(dev, IORESOURCE_IRQ, i);
+ if (tres->flags & IORESOURCE_IRQ) {
+ if (tres->start == *irq)
return 0;
}
}
@@ -389,11 +403,11 @@
if (tdev == dev)
continue;
for (i = 0; i < PNP_MAX_IRQ; i++) {
- if (tdev->res.irq_resource[i].flags & IORESOURCE_IRQ) {
- if (cannot_compare
- (tdev->res.irq_resource[i].flags))
+ tres = pnp_get_resource(dev, IORESOURCE_IRQ, i);
+ if (tres->flags & IORESOURCE_IRQ) {
+ if (cannot_compare(tres->flags))
continue;
- if ((tdev->res.irq_resource[i].start == *irq))
+ if (tres->start == *irq)
return 0;
}
}
@@ -406,11 +420,16 @@
{
#ifndef CONFIG_IA64
int i;
+ struct resource *res, *tres;
struct pnp_dev *tdev;
- resource_size_t *dma = &dev->res.dma_resource[idx].start;
+ resource_size_t *dma;
+
+ res = pnp_get_resource(dev, IORESOURCE_DMA, idx);
+
+ dma = &res->start;

/* if the resource doesn't exist, don't complain about it */
- if (cannot_compare(dev->res.dma_resource[idx].flags))
+ if (cannot_compare(res->flags))
return 1;

/* check if the resource is valid */
@@ -425,8 +444,9 @@

/* check for internal conflicts */
for (i = 0; i < PNP_MAX_DMA && i != idx; i++) {
- if (dev->res.dma_resource[i].flags & IORESOURCE_DMA) {
- if (dev->res.dma_resource[i].start == *dma)
+ tres = pnp_get_resource(dev, IORESOURCE_DMA, i);
+ if (tres->flags & IORESOURCE_DMA) {
+ if (tres->start == *dma)
return 0;
}
}
@@ -444,11 +464,11 @@
if (tdev == dev)
continue;
for (i = 0; i < PNP_MAX_DMA; i++) {
- if (tdev->res.dma_resource[i].flags & IORESOURCE_DMA) {
- if (cannot_compare
- (tdev->res.dma_resource[i].flags))
+ tres = pnp_get_resource(dev, IORESOURCE_DMA, i);
+ if (tres->flags & IORESOURCE_DMA) {
+ if (cannot_compare(tres->flags))
continue;
- if ((tdev->res.dma_resource[i].start == *dma))
+ if (tres->start == *dma)
return 0;
}
}
--


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