diff options
Diffstat (limited to 'drivers/pnp/pnpbios')
| -rw-r--r-- | drivers/pnp/pnpbios/rsparser.c | 26 |
1 files changed, 4 insertions, 22 deletions
diff --git a/drivers/pnp/pnpbios/rsparser.c b/drivers/pnp/pnpbios/rsparser.c index 845730c57edc..7f8d65728599 100644 --- a/drivers/pnp/pnpbios/rsparser.c +++ b/drivers/pnp/pnpbios/rsparser.c @@ -54,27 +54,6 @@ inline void pcibios_penalize_isa_irq(int irq, int active) * Allocated Resources */ -static void pnpbios_parse_allocated_dmaresource(struct pnp_dev *dev, int dma) -{ - struct resource *res; - int i; - - for (i = 0; i < PNP_MAX_DMA; i++) { - res = pnp_get_resource(dev, IORESOURCE_DMA, i); - if (!pnp_resource_valid(res)) - break; - } - - if (i < PNP_MAX_DMA) { - res->flags = IORESOURCE_DMA; // Also clears _UNSET flag - if (dma == -1) { - res->flags |= IORESOURCE_DISABLED; - return; - } - res->start = res->end = (unsigned long)dma; - } -} - static void pnpbios_parse_allocated_ioresource(struct pnp_dev *dev, int io, int len) { @@ -199,12 +178,15 @@ static unsigned char *pnpbios_parse_allocated_resource_data(struct pnp_dev *dev, case SMALL_TAG_DMA: if (len != 2) goto len_err; + flags = 0; io = -1; mask = p[1]; for (i = 0; i < 8; i++, mask = mask >> 1) if (mask & 0x01) io = i; - pnpbios_parse_allocated_dmaresource(dev, io); + if (io == -1) + flags = IORESOURCE_DISABLED; + pnp_add_dma_resource(dev, io, flags); break; case SMALL_TAG_PORT: |