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parisc/PCI: Enable PERR/SERR on all devices

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Previously, we enabled PERR & SERR for the first device on the bus, but
left other devices alone.

Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Acked-by: Yinghai Lu <yinghai@kernel.org>
CC: linux-parisc@vger.kernel.org
This commit is contained in:
Bjorn Helgaas 2012-08-16 16:57:22 -06:00
parent fd3768349b
commit f5725f4d3d
1 changed files with 3 additions and 1 deletions
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4
drivers/parisc/lba_pci.c
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@ -630,6 +630,7 @@ static void
lba_fixup_bus(struct pci_bus *bus) lba_fixup_bus(struct pci_bus *bus)
{ {
struct list_head *ln; struct list_head *ln;
struct pci_dev *dev;
#ifdef FBB_SUPPORT #ifdef FBB_SUPPORT
u16 status; u16 status;
#endif #endif
@ -712,8 +713,8 @@ lba_fixup_bus(struct pci_bus *bus)
list_for_each(ln, &bus->devices) { list_for_each(ln, &bus->devices) {
int i; int i;
struct pci_dev *dev = pci_dev_b(ln);
dev = pci_dev_b(ln);
DBG("lba_fixup_bus() %s\n", pci_name(dev)); DBG("lba_fixup_bus() %s\n", pci_name(dev));
/* Virtualize Device/Bridge Resources. */ /* Virtualize Device/Bridge Resources. */
@ -771,6 +772,7 @@ lba_fixup_bus(struct pci_bus *bus)
/* Lastly enable FBB/PERR/SERR on all devices too */ /* Lastly enable FBB/PERR/SERR on all devices too */
list_for_each(ln, &bus->devices) { list_for_each(ln, &bus->devices) {
dev = pci_dev_b(ln);
(void) pci_read_config_word(dev, PCI_COMMAND, &status); (void) pci_read_config_word(dev, PCI_COMMAND, &status);
status |= PCI_COMMAND_PARITY | PCI_COMMAND_SERR | fbb_enable; status |= PCI_COMMAND_PARITY | PCI_COMMAND_SERR | fbb_enable;
(void) pci_write_config_word(dev, PCI_COMMAND, status); (void) pci_write_config_word(dev, PCI_COMMAND, status);