diff options
Diffstat (limited to 'src/soc')
-rw-r--r-- | src/soc/intel/alderlake/Kconfig | 2 | ||||
-rw-r--r-- | src/soc/intel/alderlake/elog.c | 69 |
2 files changed, 69 insertions, 2 deletions
diff --git a/src/soc/intel/alderlake/Kconfig b/src/soc/intel/alderlake/Kconfig index 3bcdb220d5..19b4db0f41 100644 --- a/src/soc/intel/alderlake/Kconfig +++ b/src/soc/intel/alderlake/Kconfig @@ -63,6 +63,8 @@ config CPU_SPECIFIC_OPTIONS select SOC_INTEL_COMMON_BLOCK_USB4 select SOC_INTEL_COMMON_BLOCK_USB4_PCIE select SOC_INTEL_COMMON_BLOCK_USB4_XHCI + select SOC_INTEL_COMMON_BLOCK_XHCI + select SOC_INTEL_COMMON_BLOCK_XHCI_ELOG select SOC_INTEL_COMMON_FSP_RESET select SOC_INTEL_COMMON_PCH_BASE select SOC_INTEL_COMMON_RESET diff --git a/src/soc/intel/alderlake/elog.c b/src/soc/intel/alderlake/elog.c index 88bf34437b..1efba25eed 100644 --- a/src/soc/intel/alderlake/elog.c +++ b/src/soc/intel/alderlake/elog.c @@ -5,6 +5,7 @@ #include <device/pci_ops.h> #include <elog.h> #include <intelblocks/pmclib.h> +#include <intelblocks/xhci.h> #include <soc/pci_devs.h> #include <soc/pm.h> #include <stdint.h> @@ -56,6 +57,70 @@ static void pch_log_rp_wake_source(void) } } +static void pch_log_pme_internal_wake_source(void) +{ + const struct pme_map ipme_map[] = { + { PCH_DEVFN_HDA, ELOG_WAKE_SOURCE_PME_HDA }, + { PCH_DEVFN_GBE, ELOG_WAKE_SOURCE_PME_GBE }, + { PCH_DEVFN_SATA, ELOG_WAKE_SOURCE_PME_SATA }, + { PCH_DEVFN_CSE, ELOG_WAKE_SOURCE_PME_CSE }, + { PCH_DEVFN_XHCI, ELOG_WAKE_SOURCE_PME_XHCI }, + { PCH_DEVFN_USBOTG, ELOG_WAKE_SOURCE_PME_XDCI }, + { PCH_DEVFN_CNVI_WIFI, ELOG_WAKE_SOURCE_PME_WIFI }, + { SA_DEVFN_TCSS_XDCI, ELOG_WAKE_SOURCE_PME_TCSS_XDCI }, + }; + const struct xhci_wake_info xhci_wake_info[] = { + { PCH_DEVFN_XHCI, ELOG_WAKE_SOURCE_PME_XHCI }, + { SA_DEVFN_TCSS_XHCI, ELOG_WAKE_SOURCE_PME_TCSS_XHCI }, + }; + bool dev_found = false; + size_t i; + + for (i = 0; i < ARRAY_SIZE(ipme_map); i++) { + const struct device *dev = pcidev_path_on_root(ipme_map[i].devfn); + if (!dev) + continue; + + if (pci_dev_is_wake_source(dev)) { + elog_add_event_wake(ipme_map[i].wake_source, 0); + dev_found = true; + } + } + + /* Check Thunderbolt ports */ + for (i = 0; i < NUM_TBT_FUNCTIONS; i++) { + const struct device *dev = pcidev_path_on_root(SA_DEVFN_TBT(i)); + if (!dev) + continue; + + if (pci_dev_is_wake_source(dev)) { + elog_add_event_wake(ELOG_WAKE_SOURCE_PME_TBT, i); + dev_found = true; + } + } + + /* Check DMA devices */ + for (i = 0; i < NUM_TCSS_DMA_FUNCTIONS; i++) { + const struct device *dev = pcidev_path_on_root(SA_DEVFN_TCSS_DMA(i)); + if (!dev) + continue; + + if (pci_dev_is_wake_source(dev)) { + elog_add_event_wake(ELOG_WAKE_SOURCE_PME_TCSS_DMA, i); + dev_found = true; + } + } + + /* + * Probe the XHCI controllers and their USB2 and USB3 ports to determine + * if any of them were wake sources. + */ + dev_found |= xhci_update_wake_event(xhci_wake_info, ARRAY_SIZE(xhci_wake_info)); + + if (!dev_found) + elog_add_event_wake(ELOG_WAKE_SOURCE_PME_INTERNAL, 0); +} + static void pch_log_wake_source(struct chipset_power_state *ps) { /* Power Button */ @@ -74,9 +139,9 @@ static void pch_log_wake_source(struct chipset_power_state *ps) if (ps->gpe0_sts[GPE_STD] & PME_STS) elog_add_event_wake(ELOG_WAKE_SOURCE_PME, 0); - /* Internal PME (TODO: determine wake device) */ + /* Internal PME */ if (ps->gpe0_sts[GPE_STD] & PME_B0_STS) - elog_add_event_wake(ELOG_WAKE_SOURCE_PME_INTERNAL, 0); + pch_log_pme_internal_wake_source(); /* SMBUS Wake */ if (ps->gpe0_sts[GPE_STD] & SMB_WAK_STS) |