diff options
Diffstat (limited to 'drivers/platform/x86/intel')
| -rw-r--r-- | drivers/platform/x86/intel/hid.c | 2 | ||||
| -rw-r--r-- | drivers/platform/x86/intel/ifs/load.c | 2 | ||||
| -rw-r--r-- | drivers/platform/x86/intel/ifs/runtest.c | 101 | ||||
| -rw-r--r-- | drivers/platform/x86/intel/oaktrail.c | 2 | ||||
| -rw-r--r-- | drivers/platform/x86/intel/pmc/core.c | 47 | ||||
| -rw-r--r-- | drivers/platform/x86/intel/pmc/core.h | 7 | ||||
| -rw-r--r-- | drivers/platform/x86/intel/speed_select_if/isst_tpmi_core.c | 4 | ||||
| -rw-r--r-- | drivers/platform/x86/intel/tpmi.c | 7 | ||||
| -rw-r--r-- | drivers/platform/x86/intel/uncore-frequency/uncore-frequency-tpmi.c | 11 | ||||
| -rw-r--r-- | drivers/platform/x86/intel/uncore-frequency/uncore-frequency.c | 2 | ||||
| -rw-r--r-- | drivers/platform/x86/intel/vbtn.c | 6 | ||||
| -rw-r--r-- | drivers/platform/x86/intel/vsec.c | 5 | ||||
| -rw-r--r-- | drivers/platform/x86/intel/wmi/sbl-fw-update.c | 1 | ||||
| -rw-r--r-- | drivers/platform/x86/intel/wmi/thunderbolt.c | 1 |
14 files changed, 128 insertions, 70 deletions
diff --git a/drivers/platform/x86/intel/hid.c b/drivers/platform/x86/intel/hid.c index 9ffbdc988f..c7a8276458 100644 --- a/drivers/platform/x86/intel/hid.c +++ b/drivers/platform/x86/intel/hid.c @@ -49,6 +49,8 @@ static const struct acpi_device_id intel_hid_ids[] = { {"INTC1076", 0}, {"INTC1077", 0}, {"INTC1078", 0}, + {"INTC107B", 0}, + {"INTC10CB", 0}, {"", 0}, }; MODULE_DEVICE_TABLE(acpi, intel_hid_ids); diff --git a/drivers/platform/x86/intel/ifs/load.c b/drivers/platform/x86/intel/ifs/load.c index 2cf3b4a881..584c44387e 100644 --- a/drivers/platform/x86/intel/ifs/load.c +++ b/drivers/platform/x86/intel/ifs/load.c @@ -383,7 +383,7 @@ int ifs_load_firmware(struct device *dev) unsigned int expected_size; const struct firmware *fw; char scan_path[64]; - int ret = -EINVAL; + int ret; snprintf(scan_path, sizeof(scan_path), "intel/ifs_%d/%02x-%02x-%02x-%02x.scan", test->test_num, boot_cpu_data.x86, boot_cpu_data.x86_model, diff --git a/drivers/platform/x86/intel/ifs/runtest.c b/drivers/platform/x86/intel/ifs/runtest.c index 13ecd55c66..95b4b71fab 100644 --- a/drivers/platform/x86/intel/ifs/runtest.c +++ b/drivers/platform/x86/intel/ifs/runtest.c @@ -23,6 +23,12 @@ /* Max retries on the same chunk */ #define MAX_IFS_RETRIES 5 +struct run_params { + struct ifs_data *ifsd; + union ifs_scan *activate; + union ifs_status status; +}; + /* * Number of TSC cycles that a logical CPU will wait for the other * logical CPU on the core in the WRMSR(ACTIVATE_SCAN). @@ -134,19 +140,56 @@ static bool can_restart(union ifs_status status) return false; } +#define SPINUNIT 100 /* 100 nsec */ +static atomic_t array_cpus_in; +static atomic_t scan_cpus_in; + +/* + * Simplified cpu sibling rendezvous loop based on microcode loader __wait_for_cpus() + */ +static void wait_for_sibling_cpu(atomic_t *t, long long timeout) +{ + int cpu = smp_processor_id(); + const struct cpumask *smt_mask = cpu_smt_mask(cpu); + int all_cpus = cpumask_weight(smt_mask); + + atomic_inc(t); + while (atomic_read(t) < all_cpus) { + if (timeout < SPINUNIT) + return; + ndelay(SPINUNIT); + timeout -= SPINUNIT; + touch_nmi_watchdog(); + } +} + /* * Execute the scan. Called "simultaneously" on all threads of a core * at high priority using the stop_cpus mechanism. */ static int doscan(void *data) { - int cpu = smp_processor_id(); - u64 *msrs = data; + int cpu = smp_processor_id(), start, stop; + struct run_params *params = data; + union ifs_status status; + struct ifs_data *ifsd; int first; + ifsd = params->ifsd; + + if (ifsd->generation) { + start = params->activate->gen2.start; + stop = params->activate->gen2.stop; + } else { + start = params->activate->gen0.start; + stop = params->activate->gen0.stop; + } + /* Only the first logical CPU on a core reports result */ first = cpumask_first(cpu_smt_mask(cpu)); + wait_for_sibling_cpu(&scan_cpus_in, NSEC_PER_SEC); + /* * This WRMSR will wait for other HT threads to also write * to this MSR (at most for activate.delay cycles). Then it @@ -155,12 +198,14 @@ static int doscan(void *data) * take up to 200 milliseconds (in the case where all chunks * are processed in a single pass) before it retires. */ - wrmsrl(MSR_ACTIVATE_SCAN, msrs[0]); + wrmsrl(MSR_ACTIVATE_SCAN, params->activate->data); + rdmsrl(MSR_SCAN_STATUS, status.data); - if (cpu == first) { - /* Pass back the result of the scan */ - rdmsrl(MSR_SCAN_STATUS, msrs[1]); - } + trace_ifs_status(ifsd->cur_batch, start, stop, status.data); + + /* Pass back the result of the scan */ + if (cpu == first) + params->status = status; return 0; } @@ -179,7 +224,7 @@ static void ifs_test_core(int cpu, struct device *dev) struct ifs_data *ifsd; int to_start, to_stop; int status_chunk; - u64 msrvals[2]; + struct run_params params; int retries; ifsd = ifs_get_data(dev); @@ -190,6 +235,8 @@ static void ifs_test_core(int cpu, struct device *dev) to_start = 0; to_stop = ifsd->valid_chunks - 1; + params.ifsd = ifs_get_data(dev); + if (ifsd->generation) { activate.gen2.start = to_start; activate.gen2.stop = to_stop; @@ -207,12 +254,11 @@ static void ifs_test_core(int cpu, struct device *dev) break; } - msrvals[0] = activate.data; - stop_core_cpuslocked(cpu, doscan, msrvals); - - status.data = msrvals[1]; + params.activate = &activate; + atomic_set(&scan_cpus_in, 0); + stop_core_cpuslocked(cpu, doscan, ¶ms); - trace_ifs_status(cpu, to_start, to_stop, status.data); + status = params.status; /* Some cases can be retried, give up for others */ if (!can_restart(status)) @@ -250,34 +296,14 @@ static void ifs_test_core(int cpu, struct device *dev) } } -#define SPINUNIT 100 /* 100 nsec */ -static atomic_t array_cpus_out; - -/* - * Simplified cpu sibling rendezvous loop based on microcode loader __wait_for_cpus() - */ -static void wait_for_sibling_cpu(atomic_t *t, long long timeout) -{ - int cpu = smp_processor_id(); - const struct cpumask *smt_mask = cpu_smt_mask(cpu); - int all_cpus = cpumask_weight(smt_mask); - - atomic_inc(t); - while (atomic_read(t) < all_cpus) { - if (timeout < SPINUNIT) - return; - ndelay(SPINUNIT); - timeout -= SPINUNIT; - touch_nmi_watchdog(); - } -} - static int do_array_test(void *data) { union ifs_array *command = data; int cpu = smp_processor_id(); int first; + wait_for_sibling_cpu(&array_cpus_in, NSEC_PER_SEC); + /* * Only one logical CPU on a core needs to trigger the Array test via MSR write. */ @@ -289,9 +315,6 @@ static int do_array_test(void *data) rdmsrl(MSR_ARRAY_BIST, command->data); } - /* Tests complete faster if the sibling is spinning here */ - wait_for_sibling_cpu(&array_cpus_out, NSEC_PER_SEC); - return 0; } @@ -312,7 +335,7 @@ static void ifs_array_test_core(int cpu, struct device *dev) timed_out = true; break; } - atomic_set(&array_cpus_out, 0); + atomic_set(&array_cpus_in, 0); stop_core_cpuslocked(cpu, do_array_test, &command); if (command.ctrl_result) diff --git a/drivers/platform/x86/intel/oaktrail.c b/drivers/platform/x86/intel/oaktrail.c index fa720967e6..217630f40c 100644 --- a/drivers/platform/x86/intel/oaktrail.c +++ b/drivers/platform/x86/intel/oaktrail.c @@ -365,7 +365,7 @@ static void __exit oaktrail_cleanup(void) module_init(oaktrail_init); module_exit(oaktrail_cleanup); -MODULE_AUTHOR("Yin Kangkai (kangkai.yin@intel.com)"); +MODULE_AUTHOR("Yin Kangkai <kangkai.yin@intel.com>"); MODULE_DESCRIPTION("Intel Oaktrail Platform ACPI Extras"); MODULE_VERSION(DRIVER_VERSION); MODULE_LICENSE("GPL"); diff --git a/drivers/platform/x86/intel/pmc/core.c b/drivers/platform/x86/intel/pmc/core.c index 8f9c036809..10c96c1a85 100644 --- a/drivers/platform/x86/intel/pmc/core.c +++ b/drivers/platform/x86/intel/pmc/core.c @@ -1389,6 +1389,15 @@ static int pmc_core_probe(struct platform_device *pdev) return -ENOMEM; pmcdev->pmcs[PMC_IDX_MAIN] = primary_pmc; + /* The last element in msr_map is empty */ + pmcdev->num_of_pkgc = ARRAY_SIZE(msr_map) - 1; + pmcdev->pkgc_res_cnt = devm_kcalloc(&pdev->dev, + pmcdev->num_of_pkgc, + sizeof(*pmcdev->pkgc_res_cnt), + GFP_KERNEL); + if (!pmcdev->pkgc_res_cnt) + return -ENOMEM; + /* * Coffee Lake has CPU ID of Kaby Lake and Cannon Lake PCH. So here * Sunrisepoint PCH regmap can't be used. Use Cannon Lake PCH regmap @@ -1432,6 +1441,7 @@ static __maybe_unused int pmc_core_suspend(struct device *dev) { struct pmc_dev *pmcdev = dev_get_drvdata(dev); struct pmc *pmc = pmcdev->pmcs[PMC_IDX_MAIN]; + unsigned int i; if (pmcdev->suspend) pmcdev->suspend(pmcdev); @@ -1440,9 +1450,11 @@ static __maybe_unused int pmc_core_suspend(struct device *dev) if (pm_suspend_via_firmware()) return 0; - /* Save PC10 residency for checking later */ - if (rdmsrl_safe(MSR_PKG_C10_RESIDENCY, &pmcdev->pc10_counter)) - return -EIO; + /* Save PKGC residency for checking later */ + for (i = 0; i < pmcdev->num_of_pkgc; i++) { + if (rdmsrl_safe(msr_map[i].bit_mask, &pmcdev->pkgc_res_cnt[i])) + return -EIO; + } /* Save S0ix residency for checking later */ if (pmc_core_dev_state_get(pmc, &pmcdev->s0ix_counter)) @@ -1451,14 +1463,15 @@ static __maybe_unused int pmc_core_suspend(struct device *dev) return 0; } -static inline bool pmc_core_is_pc10_failed(struct pmc_dev *pmcdev) +static inline bool pmc_core_is_deepest_pkgc_failed(struct pmc_dev *pmcdev) { - u64 pc10_counter; + u32 deepest_pkgc_msr = msr_map[pmcdev->num_of_pkgc - 1].bit_mask; + u64 deepest_pkgc_residency; - if (rdmsrl_safe(MSR_PKG_C10_RESIDENCY, &pc10_counter)) + if (rdmsrl_safe(deepest_pkgc_msr, &deepest_pkgc_residency)) return false; - if (pc10_counter == pmcdev->pc10_counter) + if (deepest_pkgc_residency == pmcdev->pkgc_res_cnt[pmcdev->num_of_pkgc - 1]) return true; return false; @@ -1497,10 +1510,22 @@ int pmc_core_resume_common(struct pmc_dev *pmcdev) if (!warn_on_s0ix_failures) return 0; - if (pmc_core_is_pc10_failed(pmcdev)) { - /* S0ix failed because of PC10 entry failure */ - dev_info(dev, "CPU did not enter PC10!!! (PC10 cnt=0x%llx)\n", - pmcdev->pc10_counter); + if (pmc_core_is_deepest_pkgc_failed(pmcdev)) { + /* S0ix failed because of deepest PKGC entry failure */ + dev_info(dev, "CPU did not enter %s!!! (%s cnt=0x%llx)\n", + msr_map[pmcdev->num_of_pkgc - 1].name, + msr_map[pmcdev->num_of_pkgc - 1].name, + pmcdev->pkgc_res_cnt[pmcdev->num_of_pkgc - 1]); + + for (i = 0; i < pmcdev->num_of_pkgc; i++) { + u64 pc_cnt; + + if (!rdmsrl_safe(msr_map[i].bit_mask, &pc_cnt)) { + dev_info(dev, "Prev %s cnt = 0x%llx, Current %s cnt = 0x%llx\n", + msr_map[i].name, pmcdev->pkgc_res_cnt[i], + msr_map[i].name, pc_cnt); + } + } return 0; } diff --git a/drivers/platform/x86/intel/pmc/core.h b/drivers/platform/x86/intel/pmc/core.h index 54137faaae..83504c49a0 100644 --- a/drivers/platform/x86/intel/pmc/core.h +++ b/drivers/platform/x86/intel/pmc/core.h @@ -385,7 +385,8 @@ struct pmc { * @pmc_xram_read_bit: flag to indicate whether PMC XRAM shadow registers * used to read MPHY PG and PLL status are available * @mutex_lock: mutex to complete one transcation - * @pc10_counter: PC10 residency counter + * @pkgc_res_cnt: Array of PKGC residency counters + * @num_of_pkgc: Number of PKGC * @s0ix_counter: S0ix residency (step adjusted) * @num_lpm_modes: Count of enabled modes * @lpm_en_modes: Array of enabled modes from lowest to highest priority @@ -403,13 +404,15 @@ struct pmc_dev { int pmc_xram_read_bit; struct mutex lock; /* generic mutex lock for PMC Core */ - u64 pc10_counter; u64 s0ix_counter; int num_lpm_modes; int lpm_en_modes[LPM_MAX_NUM_MODES]; void (*suspend)(struct pmc_dev *pmcdev); int (*resume)(struct pmc_dev *pmcdev); + u64 *pkgc_res_cnt; + u8 num_of_pkgc; + bool has_die_c6; u32 die_c6_offset; struct telem_endpoint *punit_ep; diff --git a/drivers/platform/x86/intel/speed_select_if/isst_tpmi_core.c b/drivers/platform/x86/intel/speed_select_if/isst_tpmi_core.c index 2662fbbddf..1d918000d7 100644 --- a/drivers/platform/x86/intel/speed_select_if/isst_tpmi_core.c +++ b/drivers/platform/x86/intel/speed_select_if/isst_tpmi_core.c @@ -462,10 +462,10 @@ static long isst_if_core_power_state(void __user *argp) struct tpmi_per_power_domain_info *power_domain_info; struct isst_core_power core_power; - if (disable_dynamic_sst_features()) + if (copy_from_user(&core_power, argp, sizeof(core_power))) return -EFAULT; - if (copy_from_user(&core_power, argp, sizeof(core_power))) + if (core_power.get_set && disable_dynamic_sst_features()) return -EFAULT; power_domain_info = get_instance(core_power.socket_id, core_power.power_domain_id); diff --git a/drivers/platform/x86/intel/tpmi.c b/drivers/platform/x86/intel/tpmi.c index 910df7c654..003e765ded 100644 --- a/drivers/platform/x86/intel/tpmi.c +++ b/drivers/platform/x86/intel/tpmi.c @@ -763,8 +763,11 @@ static int intel_vsec_tpmi_init(struct auxiliary_device *auxdev) * when actual device nodes created outside this * loop via tpmi_create_devices(). */ - if (pfs->pfs_header.tpmi_id == TPMI_INFO_ID) - tpmi_process_info(tpmi_info, pfs); + if (pfs->pfs_header.tpmi_id == TPMI_INFO_ID) { + ret = tpmi_process_info(tpmi_info, pfs); + if (ret) + return ret; + } if (pfs->pfs_header.tpmi_id == TPMI_CONTROL_ID) tpmi_set_control_base(auxdev, tpmi_info, pfs); diff --git a/drivers/platform/x86/intel/uncore-frequency/uncore-frequency-tpmi.c b/drivers/platform/x86/intel/uncore-frequency/uncore-frequency-tpmi.c index bd75d61ff8..bb8e72deb3 100644 --- a/drivers/platform/x86/intel/uncore-frequency/uncore-frequency-tpmi.c +++ b/drivers/platform/x86/intel/uncore-frequency/uncore-frequency-tpmi.c @@ -29,7 +29,7 @@ #include "uncore-frequency-common.h" #define UNCORE_MAJOR_VERSION 0 -#define UNCORE_MINOR_VERSION 1 +#define UNCORE_MINOR_VERSION 2 #define UNCORE_HEADER_INDEX 0 #define UNCORE_FABRIC_CLUSTER_OFFSET 8 @@ -240,6 +240,7 @@ static int uncore_probe(struct auxiliary_device *auxdev, const struct auxiliary_ bool read_blocked = 0, write_blocked = 0; struct intel_tpmi_plat_info *plat_info; struct tpmi_uncore_struct *tpmi_uncore; + bool uncore_sysfs_added = false; int ret, i, pkg = 0; int num_resources; @@ -329,7 +330,7 @@ static int uncore_probe(struct auxiliary_device *auxdev, const struct auxiliary_ goto remove_clusters; } - if (TPMI_MINOR_VERSION(pd_info->ufs_header_ver) != UNCORE_MINOR_VERSION) + if (TPMI_MINOR_VERSION(pd_info->ufs_header_ver) > UNCORE_MINOR_VERSION) dev_info(&auxdev->dev, "Uncore: Ignore: Unsupported minor version:%lx\n", TPMI_MINOR_VERSION(pd_info->ufs_header_ver)); @@ -384,9 +385,15 @@ static int uncore_probe(struct auxiliary_device *auxdev, const struct auxiliary_ } /* Point to next cluster offset */ cluster_offset >>= UNCORE_MAX_CLUSTER_PER_DOMAIN; + uncore_sysfs_added = true; } } + if (!uncore_sysfs_added) { + ret = -ENODEV; + goto remove_clusters; + } + auxiliary_set_drvdata(auxdev, tpmi_uncore); tpmi_uncore->root_cluster.root_domain = true; diff --git a/drivers/platform/x86/intel/uncore-frequency/uncore-frequency.c b/drivers/platform/x86/intel/uncore-frequency/uncore-frequency.c index a5e0f5c221..b89c0dda9e 100644 --- a/drivers/platform/x86/intel/uncore-frequency/uncore-frequency.c +++ b/drivers/platform/x86/intel/uncore-frequency/uncore-frequency.c @@ -242,7 +242,7 @@ static int __init intel_uncore_init(void) return -ENODEV; uncore_max_entries = topology_max_packages() * - topology_max_die_per_package(); + topology_max_dies_per_package(); uncore_instances = kcalloc(uncore_max_entries, sizeof(*uncore_instances), GFP_KERNEL); if (!uncore_instances) diff --git a/drivers/platform/x86/intel/vbtn.c b/drivers/platform/x86/intel/vbtn.c index 5d13452bb9..79bb2c801d 100644 --- a/drivers/platform/x86/intel/vbtn.c +++ b/drivers/platform/x86/intel/vbtn.c @@ -256,9 +256,6 @@ static const struct dmi_system_id dmi_switches_allow_list[] = { static bool intel_vbtn_has_switches(acpi_handle handle, bool dual_accel) { - unsigned long long vgbs; - acpi_status status; - /* See dual_accel_detect.h for more info */ if (dual_accel) return false; @@ -266,8 +263,7 @@ static bool intel_vbtn_has_switches(acpi_handle handle, bool dual_accel) if (!dmi_check_system(dmi_switches_allow_list)) return false; - status = acpi_evaluate_integer(handle, "VGBS", NULL, &vgbs); - return ACPI_SUCCESS(status); + return acpi_has_method(handle, "VGBS"); } static int intel_vbtn_probe(struct platform_device *device) diff --git a/drivers/platform/x86/intel/vsec.c b/drivers/platform/x86/intel/vsec.c index 778eb0aa34..0fdfaf3a4f 100644 --- a/drivers/platform/x86/intel/vsec.c +++ b/drivers/platform/x86/intel/vsec.c @@ -236,10 +236,7 @@ static bool intel_vsec_walk_header(struct pci_dev *pdev, for ( ; *header; header++) { ret = intel_vsec_add_dev(pdev, *header, info); - if (ret) - dev_info(&pdev->dev, "Could not add device for VSEC id %d\n", - (*header)->id); - else + if (!ret) have_devices = true; } diff --git a/drivers/platform/x86/intel/wmi/sbl-fw-update.c b/drivers/platform/x86/intel/wmi/sbl-fw-update.c index 040153ad67..75c82c0811 100644 --- a/drivers/platform/x86/intel/wmi/sbl-fw-update.c +++ b/drivers/platform/x86/intel/wmi/sbl-fw-update.c @@ -131,6 +131,7 @@ static struct wmi_driver intel_wmi_sbl_fw_update_driver = { .probe = intel_wmi_sbl_fw_update_probe, .remove = intel_wmi_sbl_fw_update_remove, .id_table = intel_wmi_sbl_id_table, + .no_singleton = true, }; module_wmi_driver(intel_wmi_sbl_fw_update_driver); diff --git a/drivers/platform/x86/intel/wmi/thunderbolt.c b/drivers/platform/x86/intel/wmi/thunderbolt.c index e2ad3f46f3..08df560a2c 100644 --- a/drivers/platform/x86/intel/wmi/thunderbolt.c +++ b/drivers/platform/x86/intel/wmi/thunderbolt.c @@ -63,6 +63,7 @@ static struct wmi_driver intel_wmi_thunderbolt_driver = { .dev_groups = tbt_groups, }, .id_table = intel_wmi_thunderbolt_id_table, + .no_singleton = true, }; module_wmi_driver(intel_wmi_thunderbolt_driver); |