From 952e6b1ef8601edda9eee5e2a539aa349fd9efc2 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Ky=C3=B6sti=20M=C3=A4lkki?= Date: Fri, 22 Jan 2021 20:02:39 +0200 Subject: soc/intel: Refactor acpi_wake_source() MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Change-Id: I44cb499260fdd0ea37308909a24cdf5ca1afa025 Signed-off-by: Kyösti Mälkki Reviewed-on: https://review.coreboot.org/c/coreboot/+/49879 Reviewed-by: Angel Pons Tested-by: build bot (Jenkins) --- src/soc/intel/common/acpi_wake_source.c | 29 +++++++++++++--------- src/soc/intel/common/block/acpi/acpi.c | 37 +++++++++++++++------------- src/soc/intel/denverton_ns/include/soc/nvs.h | 6 ++++- 3 files changed, 42 insertions(+), 30 deletions(-) (limited to 'src/soc') diff --git a/src/soc/intel/common/acpi_wake_source.c b/src/soc/intel/common/acpi_wake_source.c index 976e005b05..5e67e2adca 100644 --- a/src/soc/intel/common/acpi_wake_source.c +++ b/src/soc/intel/common/acpi_wake_source.c @@ -17,23 +17,12 @@ __weak int soc_fill_acpi_wake(const struct chipset_power_state *ps, uint32_t *pm } /* Save wake source data for ACPI _SWS methods in NVS */ -static void acpi_save_wake_source(void *unused) +static void pm_fill_gnvs(struct global_nvs *gnvs, const struct chipset_power_state *ps) { - struct global_nvs *gnvs = acpi_get_gnvs(); uint32_t pm1, *gpe0; int gpe_reg, gpe_reg_count; int reg_size = sizeof(uint32_t) * 8; - if (!gnvs) - return; - - gnvs->pm1i = -1; - gnvs->gpei = -1; - - const struct chipset_power_state *ps = acpi_get_pm_state(); - if (!ps) - return; - gpe_reg_count = soc_fill_acpi_wake(ps, &pm1, &gpe0); if (gpe_reg_count < 0) return; @@ -76,4 +65,20 @@ static void acpi_save_wake_source(void *unused) (long long)gnvs->pm1i, (long long)gnvs->gpei); } +static void acpi_save_wake_source(void *unused) +{ + const struct chipset_power_state *ps; + struct global_nvs *gnvs = acpi_get_gnvs(); + if (!gnvs) + return; + + gnvs->pm1i = -1; + gnvs->gpei = -1; + + if (acpi_pm_state_for_wake(&ps) < 0) + return; + + pm_fill_gnvs(gnvs, ps); +} + BOOT_STATE_INIT_ENTRY(BS_OS_RESUME, BS_ON_ENTRY, acpi_save_wake_source, NULL); diff --git a/src/soc/intel/common/block/acpi/acpi.c b/src/soc/intel/common/block/acpi/acpi.c index e5d3fee33f..dc98b0d636 100644 --- a/src/soc/intel/common/block/acpi/acpi.c +++ b/src/soc/intel/common/block/acpi/acpi.c @@ -195,7 +195,6 @@ uint32_t acpi_fill_soc_wake(uint32_t generic_pm1_en, return generic_pm1_en; } -#if CONFIG(SOC_INTEL_COMMON_ACPI_WAKE_SOURCE) /* * Save wake source information for calculating ACPI _SWS values * @@ -228,7 +227,6 @@ static int acpi_fill_wake(const struct chipset_power_state *ps, uint32_t *pm1, u return GPE0_REG_MAX; } -#endif int common_calculate_power_ratio(int tdp, int p1_ratio, int ratio) { @@ -441,25 +439,13 @@ void generate_cpu_entries(const struct device *device) acpigen_write_processor_cnot(num_virt); } -#if CONFIG(SOC_INTEL_COMMON_ACPI_WAKE_SOURCE) /* Save wake source data for ACPI _SWS methods in NVS */ -static void acpi_save_wake_source(void *unused) +static void pm_fill_gnvs(struct global_nvs *gnvs, const struct chipset_power_state *ps) { - struct global_nvs *gnvs = acpi_get_gnvs(); uint32_t pm1, *gpe0; int gpe_reg, gpe_reg_count; int reg_size = sizeof(uint32_t) * 8; - if (!gnvs) - return; - - gnvs->pm1i = -1; - gnvs->gpei = -1; - - const struct chipset_power_state *ps = acpi_get_pm_state(); - if (!ps) - return; - gpe_reg_count = acpi_fill_wake(ps, &pm1, &gpe0); if (gpe_reg_count < 0) return; @@ -502,6 +488,23 @@ static void acpi_save_wake_source(void *unused) (long long)gnvs->pm1i, (long long)gnvs->gpei); } -BOOT_STATE_INIT_ENTRY(BS_OS_RESUME, BS_ON_ENTRY, acpi_save_wake_source, NULL); +static void acpi_save_wake_source(void *unused) +{ + if (!CONFIG(SOC_INTEL_COMMON_ACPI_WAKE_SOURCE)) + return; -#endif + const struct chipset_power_state *ps; + struct global_nvs *gnvs = acpi_get_gnvs(); + if (!gnvs) + return; + + gnvs->pm1i = -1; + gnvs->gpei = -1; + + if (acpi_pm_state_for_wake(&ps) < 0) + return; + + pm_fill_gnvs(gnvs, ps); +} + +BOOT_STATE_INIT_ENTRY(BS_OS_RESUME, BS_ON_ENTRY, acpi_save_wake_source, NULL); diff --git a/src/soc/intel/denverton_ns/include/soc/nvs.h b/src/soc/intel/denverton_ns/include/soc/nvs.h index a978d18dc8..017a5808e9 100644 --- a/src/soc/intel/denverton_ns/include/soc/nvs.h +++ b/src/soc/intel/denverton_ns/include/soc/nvs.h @@ -45,8 +45,12 @@ struct __packed global_nvs { u64 mmiohl; /* 0x4c - MMIO Base Limit */ u32 tsegb; /* 0x54 - TSEG Base Low */ u32 tsegl; /* 0x58 - TSEG Length/Size */ - u8 rsvd3[164]; + /* Just to satisfy common/block/acpi/acpi.c. */ + u32 pm1i; + u32 gpei; + + u8 rsvd3[156]; }; #endif /* _DENVERTON_NS_NVS_H_ */ -- cgit v1.2.3