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>

diff --git a/drivers/pnp/base.h b/drivers/pnp/base.h
index eb43fc6..e739d4b 100644 (file)
--- a/drivers/pnp/base.h
+++ b/drivers/pnp/base.h
@@ -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);
 

diff --git a/drivers/pnp/manager.c b/drivers/pnp/manager.c
index be21dec..0886529 100644 (file)
--- a/drivers/pnp/manager.c
+++ b/drivers/pnp/manager.c
@@ -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;

diff --git a/drivers/pnp/resource.c b/drivers/pnp/resource.c
index eab16e5..93bf45e 100644 (file)
--- a/drivers/pnp/resource.c
+++ b/drivers/pnp/resource.c
@@ -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 */