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authorAlexey Starikovskiy <astarikovskiy@suse.de>2008-03-20 14:54:36 +0300
committerIngo Molnar <mingo@elte.hu>2008-04-17 17:40:59 +0200
commit6728801dce13f83ee7e1778b137ceebab61b71c4 (patch)
treee06eb8de31664f5ff41e46fe5596256aa73d81bf /arch
parent47cab822d6b25d8e130da00edef91ec3eef0efab (diff)
x86: use not_pci bitmap #4
Signed-off-by: Alexey Starikovskiy <astarikovskiy@suse.de> Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch')
-rw-r--r--arch/x86/kernel/io_apic_32.c48
1 files changed, 11 insertions, 37 deletions
diff --git a/arch/x86/kernel/io_apic_32.c b/arch/x86/kernel/io_apic_32.c
index efe8322edfb..2a609edd59f 100644
--- a/arch/x86/kernel/io_apic_32.c
+++ b/arch/x86/kernel/io_apic_32.c
@@ -929,19 +929,19 @@ static int EISA_ELCR(unsigned int irq)
return 0;
}
+/* ISA interrupts are always polarity zero edge triggered,
+ * when listed as conforming in the MP table. */
+
+#define default_ISA_trigger(idx) (0)
+#define default_ISA_polarity(idx) (0)
+
/* EISA interrupts are always polarity zero and can be edge or level
* trigger depending on the ELCR value. If an interrupt is listed as
* EISA conforming in the MP table, that means its trigger type must
* be read in from the ELCR */
#define default_EISA_trigger(idx) (EISA_ELCR(mp_irqs[idx].mpc_srcbusirq))
-#define default_EISA_polarity(idx) (0)
-
-/* ISA interrupts are always polarity zero edge triggered,
- * when listed as conforming in the MP table. */
-
-#define default_ISA_trigger(idx) (0)
-#define default_ISA_polarity(idx) (0)
+#define default_EISA_polarity(idx) default_ISA_polarity(idx)
/* PCI interrupts are always polarity one level triggered,
* when listed as conforming in the MP table. */
@@ -953,7 +953,7 @@ static int EISA_ELCR(unsigned int irq)
* when listed as conforming in the MP table. */
#define default_MCA_trigger(idx) (1)
-#define default_MCA_polarity(idx) (0)
+#define default_MCA_polarity(idx) default_ISA_polarity(idx)
static int MPBIOS_polarity(int idx)
{
@@ -967,35 +967,9 @@ static int MPBIOS_polarity(int idx)
{
case 0: /* conforms, ie. bus-type dependent polarity */
{
- switch (mp_bus_id_to_type[bus])
- {
- case MP_BUS_ISA: /* ISA pin */
- {
- polarity = default_ISA_polarity(idx);
- break;
- }
- case MP_BUS_EISA: /* EISA pin */
- {
- polarity = default_EISA_polarity(idx);
- break;
- }
- case MP_BUS_PCI: /* PCI pin */
- {
- polarity = default_PCI_polarity(idx);
- break;
- }
- case MP_BUS_MCA: /* MCA pin */
- {
- polarity = default_MCA_polarity(idx);
- break;
- }
- default:
- {
- printk(KERN_WARNING "broken BIOS!!\n");
- polarity = 1;
- break;
- }
- }
+ polarity = test_bit(bus, mp_bus_not_pci)?
+ default_ISA_polarity(idx):
+ default_PCI_polarity(idx);
break;
}
case 1: /* high active */