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-rw-r--r--drivers/pnp/isapnp/core.c66
1 files changed, 29 insertions, 37 deletions
diff --git a/drivers/pnp/isapnp/core.c b/drivers/pnp/isapnp/core.c
index f08399497e4c..a3f1566ccea5 100644
--- a/drivers/pnp/isapnp/core.c
+++ b/drivers/pnp/isapnp/core.c
@@ -929,62 +929,54 @@ EXPORT_SYMBOL(isapnp_cfg_begin);
EXPORT_SYMBOL(isapnp_cfg_end);
EXPORT_SYMBOL(isapnp_write_byte);
-static int isapnp_read_resources(struct pnp_dev *dev)
+static int isapnp_get_resources(struct pnp_dev *dev)
{
struct pnp_resource *pnp_res;
- int tmp, ret;
+ int i, ret;
+ dev_dbg(&dev->dev, "get resources\n");
+ pnp_init_resources(dev);
+ isapnp_cfg_begin(dev->card->number, dev->number);
dev->active = isapnp_read_byte(ISAPNP_CFG_ACTIVATE);
- if (dev->active) {
- for (tmp = 0; tmp < ISAPNP_MAX_PORT; tmp++) {
- ret = isapnp_read_word(ISAPNP_CFG_PORT + (tmp << 1));
- if (!ret)
- continue;
+ if (!dev->active)
+ goto __end;
+
+ for (i = 0; i < ISAPNP_MAX_PORT; i++) {
+ ret = isapnp_read_word(ISAPNP_CFG_PORT + (i << 1));
+ if (ret) {
pnp_res = pnp_add_io_resource(dev, ret, ret, 0);
if (pnp_res)
- pnp_res->index = tmp;
+ pnp_res->index = i;
}
- for (tmp = 0; tmp < ISAPNP_MAX_MEM; tmp++) {
- ret =
- isapnp_read_word(ISAPNP_CFG_MEM + (tmp << 3)) << 8;
- if (!ret)
- continue;
+ }
+ for (i = 0; i < ISAPNP_MAX_MEM; i++) {
+ ret = isapnp_read_word(ISAPNP_CFG_MEM + (i << 3)) << 8;
+ if (ret) {
pnp_res = pnp_add_mem_resource(dev, ret, ret, 0);
if (pnp_res)
- pnp_res->index = tmp;
+ pnp_res->index = i;
}
- for (tmp = 0; tmp < ISAPNP_MAX_IRQ; tmp++) {
- ret =
- (isapnp_read_word(ISAPNP_CFG_IRQ + (tmp << 1)) >>
- 8);
- if (!ret)
- continue;
+ }
+ for (i = 0; i < ISAPNP_MAX_IRQ; i++) {
+ ret = isapnp_read_word(ISAPNP_CFG_IRQ + (i << 1)) >> 8;
+ if (ret) {
pnp_res = pnp_add_irq_resource(dev, ret, 0);
if (pnp_res)
- pnp_res->index = tmp;
+ pnp_res->index = i;
}
- for (tmp = 0; tmp < ISAPNP_MAX_DMA; tmp++) {
- ret = isapnp_read_byte(ISAPNP_CFG_DMA + tmp);
- if (ret == 4)
- continue;
+ }
+ for (i = 0; i < ISAPNP_MAX_DMA; i++) {
+ ret = isapnp_read_byte(ISAPNP_CFG_DMA + i);
+ if (ret != 4) {
pnp_res = pnp_add_dma_resource(dev, ret, 0);
if (pnp_res)
- pnp_res->index = tmp;
+ pnp_res->index = i;
}
}
- return 0;
-}
-static int isapnp_get_resources(struct pnp_dev *dev)
-{
- int ret;
-
- dev_dbg(&dev->dev, "get resources\n");
- pnp_init_resources(dev);
- isapnp_cfg_begin(dev->card->number, dev->number);
- ret = isapnp_read_resources(dev);
+__end:
isapnp_cfg_end();
- return ret;
+ return 0;
}
static int isapnp_set_resources(struct pnp_dev *dev)