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freifunkist-firmware/target/linux/brcm47xx/patches-3.6/181-bcma-explicit-assigne-i...

101 lines
3.2 KiB

--- a/drivers/bcma/driver_mips.c
+++ b/drivers/bcma/driver_mips.c
@@ -148,6 +148,22 @@ static void bcma_core_mips_set_irq(struc
dev->id.id, oldirq + 2, irq + 2);
}
+static void bcma_core_mips_set_irq_name(struct bcma_bus *bus, unsigned int irq,
+ u16 coreid, u8 unit)
+{
+ struct bcma_device *core;
+
+ core = bcma_find_core_unit(bus, coreid, unit);
+ if (!core) {
+ bcma_warn(bus,
+ "Can not find core (id: 0x%x, unit %i) for IRQ configuration.\n",
+ coreid, unit);
+ return;
+ }
+
+ bcma_core_mips_set_irq(core, irq);
+}
+
static void bcma_core_mips_print_irq(struct bcma_device *dev, unsigned int irq)
{
int i;
@@ -259,35 +275,47 @@ void bcma_core_mips_init(struct bcma_drv
mcore->assigned_irqs = 1;
- /* Assign IRQs to all cores on the bus */
- list_for_each_entry(core, &bus->cores, list) {
- int mips_irq;
- if (core->irq)
- continue;
-
- mips_irq = bcma_core_mips_irq(core);
- if (mips_irq > 4)
- core->irq = 0;
- else
- core->irq = mips_irq + 2;
- if (core->irq > 5)
- continue;
- switch (core->id.id) {
- case BCMA_CORE_PCI:
- case BCMA_CORE_PCIE:
- case BCMA_CORE_ETHERNET:
- case BCMA_CORE_ETHERNET_GBIT:
- case BCMA_CORE_MAC_GBIT:
- case BCMA_CORE_80211:
- case BCMA_CORE_USB20_HOST:
- /* These devices get their own IRQ line if available,
- * the rest goes on IRQ0
- */
- if (mcore->assigned_irqs <= 4)
- bcma_core_mips_set_irq(core,
- mcore->assigned_irqs++);
- break;
+ switch (bus->chipinfo.id) {
+ case BCMA_CHIP_ID_BCM4716:
+ case BCMA_CHIP_ID_BCM4748:
+ bcma_core_mips_set_irq_name(bus, 1, BCMA_CORE_80211, 0);
+ bcma_core_mips_set_irq_name(bus, 2, BCMA_CORE_MAC_GBIT, 0);
+ bcma_core_mips_set_irq_name(bus, 3, BCMA_CORE_USB20_HOST, 0);
+ bcma_core_mips_set_irq_name(bus, 4, BCMA_CORE_PCIE, 0);
+ bcma_core_mips_set_irq_name(bus, 0, BCMA_CORE_CHIPCOMMON, 0);
+ bcma_core_mips_set_irq_name(bus, 0, BCMA_CORE_I2S, 0);
+ break;
+ case BCMA_CHIP_ID_BCM5356:
+ case BCMA_CHIP_ID_BCM47162:
+ case BCMA_CHIP_ID_BCM53572:
+ bcma_core_mips_set_irq_name(bus, 1, BCMA_CORE_80211, 0);
+ bcma_core_mips_set_irq_name(bus, 2, BCMA_CORE_MAC_GBIT, 0);
+ bcma_core_mips_set_irq_name(bus, 0, BCMA_CORE_CHIPCOMMON, 0);
+ break;
+ case BCMA_CHIP_ID_BCM5357:
+ case BCMA_CHIP_ID_BCM4749:
+ bcma_core_mips_set_irq_name(bus, 1, BCMA_CORE_80211, 0);
+ bcma_core_mips_set_irq_name(bus, 2, BCMA_CORE_MAC_GBIT, 0);
+ bcma_core_mips_set_irq_name(bus, 3, BCMA_CORE_USB20_HOST, 0);
+ bcma_core_mips_set_irq_name(bus, 0, BCMA_CORE_CHIPCOMMON, 0);
+ bcma_core_mips_set_irq_name(bus, 0, BCMA_CORE_I2S, 0);
+ break;
+ case BCMA_CHIP_ID_BCM4706:
+ bcma_core_mips_set_irq_name(bus, 1, BCMA_CORE_PCIE, 0);
+ bcma_core_mips_set_irq_name(bus, 2, BCMA_CORE_4706_MAC_GBIT,
+ 0);
+ bcma_core_mips_set_irq_name(bus, 3, BCMA_CORE_PCIE, 1);
+ bcma_core_mips_set_irq_name(bus, 4, BCMA_CORE_USB20_HOST, 0);
+ bcma_core_mips_set_irq_name(bus, 0, BCMA_CORE_4706_CHIPCOMMON,
+ 0);
+ break;
+ default:
+ list_for_each_entry(core, &bus->cores, list) {
+ core->irq = bcma_core_irq(core);
}
+ bcma_err(bus,
+ "Unknown device (0x%x) found, can not configure IRQs\n",
+ bus->chipinfo.id);
}
bcma_info(bus, "IRQ reconfiguration done\n");
bcma_core_mips_dump_irq(bus);