diff options
Diffstat (limited to 'src/northbridge/intel/i945/gma.c')
| -rw-r--r-- | src/northbridge/intel/i945/gma.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/src/northbridge/intel/i945/gma.c b/src/northbridge/intel/i945/gma.c index bd0a178939..df13ef4950 100644 --- a/src/northbridge/intel/i945/gma.c +++ b/src/northbridge/intel/i945/gma.c @@ -465,14 +465,17 @@ static void gma_func0_disable(struct device *dev) static void gma_func1_init(struct device *dev) { u32 reg32; + u8 val; /* IGD needs to be Bus Master, also enable IO accesss */ reg32 = pci_read_config32(dev, PCI_COMMAND); pci_write_config32(dev, PCI_COMMAND, reg32 | PCI_COMMAND_MASTER | PCI_COMMAND_MEMORY | PCI_COMMAND_IO); - /* Permanently set tft_brightness to 0xff. Ignore nvramtool configuration */ - pci_write_config8(dev, 0xf4, 0xff); + if (get_option(&val, "tft_brightness") == CB_SUCCESS) + pci_write_config8(dev, 0xf4, val); + else + pci_write_config8(dev, 0xf4, 0xff); } static void gma_set_subsystem(device_t dev, unsigned vendor, unsigned device) |