diff options
Diffstat (limited to 'src/soc/intel/baytrail/southcluster.c')
| -rw-r--r-- | src/soc/intel/baytrail/southcluster.c | 16 |
1 files changed, 7 insertions, 9 deletions
diff --git a/src/soc/intel/baytrail/southcluster.c b/src/soc/intel/baytrail/southcluster.c index b40609674f..3f83e08a4c 100644 --- a/src/soc/intel/baytrail/southcluster.c +++ b/src/soc/intel/baytrail/southcluster.c @@ -328,9 +328,9 @@ static void hda_work_around(struct device *dev) * that requires setting up the 64-bit BAR. */ pci_write_config32(dev, PCI_BASE_ADDRESS_0, TEMP_BASE_ADDRESS); pci_write_config32(dev, PCI_BASE_ADDRESS_1, 0); - pci_write_config8(dev, PCI_COMMAND, PCI_COMMAND_MEMORY); + pci_write_config16(dev, PCI_COMMAND, PCI_COMMAND_MEMORY); write32(gctl, read32(gctl) | 0x1); - pci_write_config8(dev, PCI_COMMAND, 0); + pci_write_config16(dev, PCI_COMMAND, 0); pci_write_config32(dev, PCI_BASE_ADDRESS_0, 0); } @@ -452,7 +452,7 @@ static int place_device_in_d3hot(struct device *dev) /* Common PCI device function disable. */ void southcluster_enable_dev(struct device *dev) { - uint32_t reg32; + uint16_t reg16; if (!dev->enabled) { int slot = PCI_SLOT(dev->path.pci.devfn); @@ -461,10 +461,10 @@ void southcluster_enable_dev(struct device *dev) dev_path(dev), slot, func); /* Ensure memory, io, and bus master are all disabled */ - reg32 = pci_read_config32(dev, PCI_COMMAND); - reg32 &= ~(PCI_COMMAND_MASTER | + reg16 = pci_read_config16(dev, PCI_COMMAND); + reg16 &= ~(PCI_COMMAND_MASTER | PCI_COMMAND_MEMORY | PCI_COMMAND_IO); - pci_write_config32(dev, PCI_COMMAND, reg32); + pci_write_config16(dev, PCI_COMMAND, reg16); /* Place device in D3Hot */ if (place_device_in_d3hot(dev) < 0) { @@ -477,9 +477,7 @@ void southcluster_enable_dev(struct device *dev) sc_disable_devfn(dev); } else { /* Enable SERR */ - reg32 = pci_read_config32(dev, PCI_COMMAND); - reg32 |= PCI_COMMAND_SERR; - pci_write_config32(dev, PCI_COMMAND, reg32); + pci_or_config16(dev, PCI_COMMAND, PCI_COMMAND_SERR); } } |