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ISAPNP: fold isapnp_read_resources() back into isapnp_get_resources() 

isapnp_get_resources() does very little besides call
isapnp_read_resources(), so just fold them back together.

Based on a patch by Rene Herman <rene.herman@gmail.com>

Signed-off-by: Bjorn Helgaas <bjorn.helgaas@hp.com>
Signed-off-by: Len Brown <len.brown@intel.com>
hifive-unleashed-5.1
Bjorn Helgaas 2008-04-28 16:34:38 -06:00 committed by Len Brown
parent d6180f3661
commit 01115e7d41
1 changed files with 41 additions and 49 deletions
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90
drivers/pnp/isapnp/core.c
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@ -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)
{
struct pnp_resource *pnp_res;
int tmp, ret;
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;
pnp_res = pnp_add_io_resource(dev, ret, ret, 0);
if (pnp_res)
pnp_res->index = tmp;
}
for (tmp = 0; tmp < ISAPNP_MAX_MEM; tmp++) {
ret =
isapnp_read_word(ISAPNP_CFG_MEM + (tmp << 3)) << 8;
if (!ret)
continue;
pnp_res = pnp_add_mem_resource(dev, ret, ret, 0);
if (pnp_res)
pnp_res->index = tmp;
}
for (tmp = 0; tmp < ISAPNP_MAX_IRQ; tmp++) {
ret =
(isapnp_read_word(ISAPNP_CFG_IRQ + (tmp << 1)) >>
8);
if (!ret)
continue;
pnp_res = pnp_add_irq_resource(dev, ret, 0);
if (pnp_res)
pnp_res->index = tmp;
}
for (tmp = 0; tmp < ISAPNP_MAX_DMA; tmp++) {
ret = isapnp_read_byte(ISAPNP_CFG_DMA + tmp);
if (ret == 4)
continue;
pnp_res = pnp_add_dma_resource(dev, ret, 0);
if (pnp_res)
pnp_res->index = tmp;
}
}
return 0;
}
static int isapnp_get_resources(struct pnp_dev *dev)
{
int ret;
struct pnp_resource *pnp_res;
int i, 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);
dev->active = isapnp_read_byte(ISAPNP_CFG_ACTIVATE);
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 = i;
}
}
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 = i;
}
}
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 = i;
}
}
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 = i;
}
}
__end:
isapnp_cfg_end();
return ret;
return 0;
}
static int isapnp_set_resources(struct pnp_dev *dev)