diff options
Diffstat (limited to 'drivers/pcmcia/cardbus.c')
| -rw-r--r-- | drivers/pcmcia/cardbus.c | 27 |
1 files changed, 17 insertions, 10 deletions
diff --git a/drivers/pcmcia/cardbus.c b/drivers/pcmcia/cardbus.c index db77e1f3309a..a73b040ddbfb 100644 --- a/drivers/pcmcia/cardbus.c +++ b/drivers/pcmcia/cardbus.c @@ -91,7 +91,7 @@ static u_int xlate_rom_addr(void __iomem *b, u_int addr) static void cb_release_cis_mem(struct pcmcia_socket * s) { if (s->cb_cis_virt) { - cs_dbg(s, 1, "cb_release_cis_mem()\n"); + dev_dbg(&s->dev, "cb_release_cis_mem()\n"); iounmap(s->cb_cis_virt); s->cb_cis_virt = NULL; s->cb_cis_res = NULL; @@ -132,7 +132,7 @@ int read_cb_mem(struct pcmcia_socket * s, int space, u_int addr, u_int len, void struct pci_dev *dev; struct resource *res; - cs_dbg(s, 3, "read_cb_mem(%d, %#x, %u)\n", space, addr, len); + dev_dbg(&s->dev, "read_cb_mem(%d, %#x, %u)\n", space, addr, len); dev = pci_get_slot(s->cb_dev->subordinate, 0); if (!dev) @@ -184,26 +184,33 @@ fail: =====================================================================*/ -/* - * Since there is only one interrupt available to CardBus - * devices, all devices downstream of this device must - * be using this IRQ. - */ -static void cardbus_assign_irqs(struct pci_bus *bus, int irq) +static void cardbus_config_irq_and_cls(struct pci_bus *bus, int irq) { struct pci_dev *dev; list_for_each_entry(dev, &bus->devices, bus_list) { u8 irq_pin; + /* + * Since there is only one interrupt available to + * CardBus devices, all devices downstream of this + * device must be using this IRQ. + */ pci_read_config_byte(dev, PCI_INTERRUPT_PIN, &irq_pin); if (irq_pin) { dev->irq = irq; pci_write_config_byte(dev, PCI_INTERRUPT_LINE, dev->irq); } + /* + * Some controllers transfer very slowly with 0 CLS. + * Configure it. This may fail as CLS configuration + * is mandatory only for MWI. + */ + pci_set_cacheline_size(dev); + if (dev->subordinate) - cardbus_assign_irqs(dev->subordinate, irq); + cardbus_config_irq_and_cls(dev->subordinate, irq); } } @@ -228,7 +235,7 @@ int __ref cb_alloc(struct pcmcia_socket * s) */ pci_bus_size_bridges(bus); pci_bus_assign_resources(bus); - cardbus_assign_irqs(bus, s->pci_irq); + cardbus_config_irq_and_cls(bus, s->pci_irq); /* socket specific tune function */ if (s->tune_bridge) |