diff options
Diffstat (limited to 'src/soc/intel/skylake')
| -rw-r--r-- | src/soc/intel/skylake/romstage/romstage.c | 33 |
1 files changed, 14 insertions, 19 deletions
diff --git a/src/soc/intel/skylake/romstage/romstage.c b/src/soc/intel/skylake/romstage/romstage.c index 7410925a1f..9add1e688f 100644 --- a/src/soc/intel/skylake/romstage/romstage.c +++ b/src/soc/intel/skylake/romstage/romstage.c @@ -247,25 +247,20 @@ static void soc_primary_gfx_config_params(FSP_M_CONFIG *m_cfg, const struct device *dev; dev = pcidev_path_on_root(SA_DEVFN_IGD); - if (!dev || !dev->enabled) { - /* - * If iGPU is disabled or not defined in the devicetree.cb, - * the FSP does not initialize this device - */ - m_cfg->InternalGfx = 0; - m_cfg->IgdDvmt50PreAlloc = 0; - } else { - m_cfg->InternalGfx = 1; - /* - * Set IGD stolen size to 64MB. The FBC hardware for skylake - * does not have access to the bios_reserved range so it always - * assumes 8MB is used and so the kernel will avoid the last - * 8MB of the stolen window. With the default stolen size of - * 32MB(-8MB) there is not enough space for FBC to work with - * a high resolution panel - */ - m_cfg->IgdDvmt50PreAlloc = 2; - } + m_cfg->InternalGfx = dev && dev->enabled; + + /* + * If iGPU is enabled, set IGD stolen size to 64MB. The FBC + * hardware for skylake does not have access to the bios + * reserved range so it always assumes 8MB is used and so the + * kernel will avoid the last 8MB of the stolen window. With + * the default stolen size of 32MB(-8MB) there is not enough + * space for FBC to work with a high resolution panel. + * + * If disabled, don't reserve memory for it. + */ + m_cfg->IgdDvmt50PreAlloc = m_cfg->InternalGfx ? 2 : 0; + m_cfg->PrimaryDisplay = config->PrimaryDisplay; } |