#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;
}
/* check for internal conflicts */
- for (i = 0; i < PNP_MAX_PORT; i++) {
- tres = &dev->res.port_resource[i];
+ for (i = 0; (tres = pnp_get_resource(dev, IORESOURCE_IO, i)); i++) {
if (tres != res && tres->flags & IORESOURCE_IO) {
tport = &tres->start;
tend = &tres->end;
pnp_for_each_dev(tdev) {
if (tdev == dev)
continue;
- for (i = 0; i < PNP_MAX_PORT; i++) {
- tres = &tdev->res.port_resource[i];
+ for (i = 0;
+ (tres = pnp_get_resource(tdev, IORESOURCE_IO, i));
+ i++) {
if (tres->flags & IORESOURCE_IO) {
if (cannot_compare(tres->flags))
continue;
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;
}
/* check for internal conflicts */
- for (i = 0; i < PNP_MAX_MEM; i++) {
- tres = &dev->res.mem_resource[i];
+ for (i = 0; (tres = pnp_get_resource(dev, IORESOURCE_MEM, i)); i++) {
if (tres != res && tres->flags & IORESOURCE_MEM) {
taddr = &tres->start;
tend = &tres->end;
pnp_for_each_dev(tdev) {
if (tdev == dev)
continue;
- for (i = 0; i < PNP_MAX_MEM; i++) {
- tres = &tdev->res.mem_resource[i];
+ for (i = 0;
+ (tres = pnp_get_resource(tdev, IORESOURCE_MEM, i));
+ i++) {
if (tres->flags & IORESOURCE_MEM) {
if (cannot_compare(tres->flags))
continue;
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 */
}
/* check for internal conflicts */
- for (i = 0; i < PNP_MAX_IRQ; i++) {
- tres = &dev->res.irq_resource[i];
+ for (i = 0; (tres = pnp_get_resource(dev, IORESOURCE_IRQ, i)); i++) {
if (tres != res && tres->flags & IORESOURCE_IRQ) {
if (tres->start == *irq)
return 0;
pnp_for_each_dev(tdev) {
if (tdev == dev)
continue;
- for (i = 0; i < PNP_MAX_IRQ; i++) {
- tres = &tdev->res.irq_resource[i];
+ for (i = 0;
+ (tres = pnp_get_resource(tdev, IORESOURCE_IRQ, i));
+ i++) {
if (tres->flags & IORESOURCE_IRQ) {
if (cannot_compare(tres->flags))
continue;
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 */
}
/* check for internal conflicts */
- for (i = 0; i < PNP_MAX_DMA; i++) {
- tres = &dev->res.dma_resource[i];
+ for (i = 0; (tres = pnp_get_resource(dev, IORESOURCE_DMA, i)); i++) {
if (tres != res && tres->flags & IORESOURCE_DMA) {
if (tres->start == *dma)
return 0;
pnp_for_each_dev(tdev) {
if (tdev == dev)
continue;
- for (i = 0; i < PNP_MAX_DMA; i++) {
- tres = &tdev->res.dma_resource[i];
+ for (i = 0;
+ (tres = pnp_get_resource(tdev, IORESOURCE_DMA, i));
+ i++) {
if (tres->flags & IORESOURCE_DMA) {
if (cannot_compare(tres->flags))
continue;
#endif
}
-struct resource *pnp_get_resource(struct pnp_dev *dev,
- unsigned int type, unsigned int num)
+struct pnp_resource *pnp_get_pnp_resource(struct pnp_dev *dev,
+ unsigned int type, unsigned int num)
{
- struct pnp_resource_table *res = &dev->res;
+ struct pnp_resource_table *res = dev->res;
switch (type) {
case IORESOURCE_IO:
if (num >= PNP_MAX_PORT)
return NULL;
- return &res->port_resource[num];
+ return &res->port[num];
case IORESOURCE_MEM:
if (num >= PNP_MAX_MEM)
return NULL;
- return &res->mem_resource[num];
+ return &res->mem[num];
case IORESOURCE_IRQ:
if (num >= PNP_MAX_IRQ)
return NULL;
- return &res->irq_resource[num];
+ return &res->irq[num];
case IORESOURCE_DMA:
if (num >= PNP_MAX_DMA)
return NULL;
- return &res->dma_resource[num];
+ return &res->dma[num];
}
return NULL;
}
+
+struct resource *pnp_get_resource(struct pnp_dev *dev,
+ unsigned int type, unsigned int num)
+{
+ struct pnp_resource *pnp_res;
+
+ pnp_res = pnp_get_pnp_resource(dev, type, num);
+ if (pnp_res)
+ return &pnp_res->res;
+
+ return NULL;
+}
EXPORT_SYMBOL(pnp_get_resource);
+static struct pnp_resource *pnp_new_resource(struct pnp_dev *dev, int type)
+{
+ struct pnp_resource *pnp_res;
+ int i;
+
+ switch (type) {
+ case IORESOURCE_IO:
+ for (i = 0; i < PNP_MAX_PORT; i++) {
+ pnp_res = pnp_get_pnp_resource(dev, IORESOURCE_IO, i);
+ if (pnp_res && !pnp_resource_valid(&pnp_res->res))
+ return pnp_res;
+ }
+ break;
+ case IORESOURCE_MEM:
+ for (i = 0; i < PNP_MAX_MEM; i++) {
+ pnp_res = pnp_get_pnp_resource(dev, IORESOURCE_MEM, i);
+ if (pnp_res && !pnp_resource_valid(&pnp_res->res))
+ return pnp_res;
+ }
+ break;
+ case IORESOURCE_IRQ:
+ for (i = 0; i < PNP_MAX_IRQ; i++) {
+ pnp_res = pnp_get_pnp_resource(dev, IORESOURCE_IRQ, i);
+ if (pnp_res && !pnp_resource_valid(&pnp_res->res))
+ return pnp_res;
+ }
+ break;
+ case IORESOURCE_DMA:
+ for (i = 0; i < PNP_MAX_DMA; i++) {
+ pnp_res = pnp_get_pnp_resource(dev, IORESOURCE_DMA, i);
+ if (pnp_res && !pnp_resource_valid(&pnp_res->res))
+ return pnp_res;
+ }
+ break;
+ }
+ return NULL;
+}
+
+struct pnp_resource *pnp_add_irq_resource(struct pnp_dev *dev, int irq,
+ int flags)
+{
+ struct pnp_resource *pnp_res;
+ struct resource *res;
+ static unsigned char warned;
+
+ pnp_res = pnp_new_resource(dev, IORESOURCE_IRQ);
+ if (!pnp_res) {
+ if (!warned) {
+ dev_err(&dev->dev, "can't add resource for IRQ %d\n",
+ irq);
+ warned = 1;
+ }
+ return NULL;
+ }
+
+ res = &pnp_res->res;
+ res->flags = IORESOURCE_IRQ | flags;
+ res->start = irq;
+ res->end = irq;
+
+ dev_dbg(&dev->dev, " add irq %d flags %#x\n", irq, flags);
+ return pnp_res;
+}
+
+struct pnp_resource *pnp_add_dma_resource(struct pnp_dev *dev, int dma,
+ int flags)
+{
+ struct pnp_resource *pnp_res;
+ struct resource *res;
+ static unsigned char warned;
+
+ pnp_res = pnp_new_resource(dev, IORESOURCE_DMA);
+ if (!pnp_res) {
+ if (!warned) {
+ dev_err(&dev->dev, "can't add resource for DMA %d\n",
+ dma);
+ warned = 1;
+ }
+ return NULL;
+ }
+
+ res = &pnp_res->res;
+ res->flags = IORESOURCE_DMA | flags;
+ res->start = dma;
+ res->end = dma;
+
+ dev_dbg(&dev->dev, " add dma %d flags %#x\n", dma, flags);
+ 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;
+}
+
+struct pnp_resource *pnp_add_mem_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_MEM);
+ if (!pnp_res) {
+ if (!warned) {
+ dev_err(&dev->dev, "can't add resource for MEM "
+ "%#llx-%#llx\n",(unsigned long long) start,
+ (unsigned long long) end);
+ warned = 1;
+ }
+ return NULL;
+ }
+
+ res = &pnp_res->res;
+ res->flags = IORESOURCE_MEM | flags;
+ res->start = start;
+ res->end = end;
+
+ dev_dbg(&dev->dev, " add mem %#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)
{
git://ftp.safe.ca / safe / jmp / linux-2.6 / blobdiff