1 /* SPDX-License-Identifier: GPL-2.0-only */ 2 /* 3 * processor_thermal_device.h 4 * Copyright (c) 2020, Intel Corporation. 5 */ 6 7 #ifndef __PROCESSOR_THERMAL_DEVICE_H__ 8 #define __PROCESSOR_THERMAL_DEVICE_H__ 9 10 #include <linux/intel_rapl.h> 11 12 #define PCI_DEVICE_ID_INTEL_ADL_THERMAL 0x461d 13 #define PCI_DEVICE_ID_INTEL_BDW_THERMAL 0x1603 14 #define PCI_DEVICE_ID_INTEL_BSW_THERMAL 0x22DC 15 16 #define PCI_DEVICE_ID_INTEL_BXT0_THERMAL 0x0A8C 17 #define PCI_DEVICE_ID_INTEL_BXT1_THERMAL 0x1A8C 18 #define PCI_DEVICE_ID_INTEL_BXTX_THERMAL 0x4A8C 19 #define PCI_DEVICE_ID_INTEL_BXTP_THERMAL 0x5A8C 20 21 #define PCI_DEVICE_ID_INTEL_CNL_THERMAL 0x5a03 22 #define PCI_DEVICE_ID_INTEL_CFL_THERMAL 0x3E83 23 #define PCI_DEVICE_ID_INTEL_GLK_THERMAL 0x318C 24 #define PCI_DEVICE_ID_INTEL_HSB_THERMAL 0x0A03 25 #define PCI_DEVICE_ID_INTEL_ICL_THERMAL 0x8a03 26 #define PCI_DEVICE_ID_INTEL_JSL_THERMAL 0x4E03 27 #define PCI_DEVICE_ID_INTEL_RPL_THERMAL 0xA71D 28 #define PCI_DEVICE_ID_INTEL_SKL_THERMAL 0x1903 29 #define PCI_DEVICE_ID_INTEL_TGL_THERMAL 0x9A03 30 31 struct power_config { 32 u32 index; 33 u32 min_uw; 34 u32 max_uw; 35 u32 tmin_us; 36 u32 tmax_us; 37 u32 step_uw; 38 }; 39 40 struct proc_thermal_device { 41 struct device *dev; 42 struct acpi_device *adev; 43 struct power_config power_limits[2]; 44 struct int34x_thermal_zone *int340x_zone; 45 struct intel_soc_dts_sensors *soc_dts; 46 u32 mmio_feature_mask; 47 void __iomem *mmio_base; 48 void *priv_data; 49 }; 50 51 struct rapl_mmio_regs { 52 u64 reg_unit; 53 u64 regs[RAPL_DOMAIN_MAX][RAPL_DOMAIN_REG_MAX]; 54 int limits[RAPL_DOMAIN_MAX]; 55 }; 56 57 #define PROC_THERMAL_FEATURE_NONE 0x00 58 #define PROC_THERMAL_FEATURE_RAPL 0x01 59 #define PROC_THERMAL_FEATURE_FIVR 0x02 60 #define PROC_THERMAL_FEATURE_DVFS 0x04 61 #define PROC_THERMAL_FEATURE_MBOX 0x08 62 63 #if IS_ENABLED(CONFIG_PROC_THERMAL_MMIO_RAPL) 64 int proc_thermal_rapl_add(struct pci_dev *pdev, struct proc_thermal_device *proc_priv); 65 void proc_thermal_rapl_remove(void); 66 #else 67 static int __maybe_unused proc_thermal_rapl_add(struct pci_dev *pdev, 68 struct proc_thermal_device *proc_priv) 69 { 70 return 0; 71 } 72 73 static void __maybe_unused proc_thermal_rapl_remove(void) 74 { 75 } 76 #endif 77 78 int proc_thermal_rfim_add(struct pci_dev *pdev, struct proc_thermal_device *proc_priv); 79 void proc_thermal_rfim_remove(struct pci_dev *pdev); 80 81 int proc_thermal_mbox_add(struct pci_dev *pdev, struct proc_thermal_device *proc_priv); 82 void proc_thermal_mbox_remove(struct pci_dev *pdev); 83 84 int processor_thermal_send_mbox_read_cmd(struct pci_dev *pdev, u16 id, u64 *resp); 85 int processor_thermal_send_mbox_write_cmd(struct pci_dev *pdev, u16 id, u32 data); 86 int proc_thermal_add(struct device *dev, struct proc_thermal_device *priv); 87 void proc_thermal_remove(struct proc_thermal_device *proc_priv); 88 int proc_thermal_suspend(struct device *dev); 89 int proc_thermal_resume(struct device *dev); 90 int proc_thermal_mmio_add(struct pci_dev *pdev, 91 struct proc_thermal_device *proc_priv, 92 kernel_ulong_t feature_mask); 93 void proc_thermal_mmio_remove(struct pci_dev *pdev, struct proc_thermal_device *proc_priv); 94 #endif 95