diff options
Diffstat (limited to 'c/src/lib/libbsp/sparc/shared/drvmgr/ambapp_bus.c')
| -rw-r--r-- | c/src/lib/libbsp/sparc/shared/drvmgr/ambapp_bus.c | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/c/src/lib/libbsp/sparc/shared/drvmgr/ambapp_bus.c b/c/src/lib/libbsp/sparc/shared/drvmgr/ambapp_bus.c index 23335d4a4b..d17affbf81 100644 --- a/c/src/lib/libbsp/sparc/shared/drvmgr/ambapp_bus.c +++ b/c/src/lib/libbsp/sparc/shared/drvmgr/ambapp_bus.c @@ -55,6 +55,13 @@ int ambapp_bus_freq_get( unsigned int *freq_hz); void ambapp_dev_info(struct drvmgr_dev *, void (*print)(void *p, char *str), void *p); +#ifdef RTEMS_SMP +int ambapp_int_set_affinity( + struct drvmgr_dev *dev, + int index, + Processor_mask cpus); +#endif + struct drvmgr_bus_ops ambapp_bus_ops = { .init = @@ -70,6 +77,9 @@ struct drvmgr_bus_ops ambapp_bus_ops = .int_unregister = ambapp_int_unregister, .int_clear = ambapp_int_clear, .int_mask = ambapp_int_mask, +#ifdef RTEMS_SMP + .int_set_affinity = ambapp_int_set_affinity, +#endif .int_unmask = ambapp_int_unmask, .get_params = ambapp_get_params, .get_freq = ambapp_bus_freq_get, @@ -782,3 +792,31 @@ int ambapp_bus_remove(struct drvmgr_bus *bus) { return DRVMGR_OK; } + +#ifdef RTEMS_SMP +int ambapp_int_set_affinity( + struct drvmgr_dev *dev, + int index, + Processor_mask cpus) +{ + struct ambapp_priv *priv; + int irq; + + priv = dev->parent->priv; + + /* Get IRQ number from index and device information */ + irq = ambapp_int_get(dev, index); + if (irq < 0) + return DRVMGR_EINVAL; + + DBG("Set interrupt affinity on 0x%x for dev 0x%x (IRQ: %d)\n", + (unsigned int)dev->parent->dev, (unsigned int)dev, irq); + + if (priv->config->ops->int_set_affinity) { + /* Let device override driver default */ + return priv->config->ops->int_set_affinity(dev, irq, cpus); + } else { + return DRVMGR_ENOSYS; + } +} +#endif |