1 /* SPDX-License-Identifier: MIT */ 2 #ifndef __NVKM_DEVICE_H__ 3 #define __NVKM_DEVICE_H__ 4 #include <core/oclass.h> 5 #include <core/event.h> 6 enum nvkm_subdev_type; 7 8 enum nvkm_device_type { 9 NVKM_DEVICE_PCI, 10 NVKM_DEVICE_AGP, 11 NVKM_DEVICE_PCIE, 12 NVKM_DEVICE_TEGRA, 13 }; 14 15 struct nvkm_device { 16 const struct nvkm_device_func *func; 17 const struct nvkm_device_quirk *quirk; 18 struct device *dev; 19 enum nvkm_device_type type; 20 u64 handle; 21 const char *name; 22 const char *cfgopt; 23 const char *dbgopt; 24 25 struct list_head head; 26 struct mutex mutex; 27 int refcount; 28 29 void __iomem *pri; 30 31 struct nvkm_event event; 32 33 u32 debug; 34 35 const struct nvkm_device_chip *chip; 36 enum { 37 NV_04 = 0x04, 38 NV_10 = 0x10, 39 NV_11 = 0x11, 40 NV_20 = 0x20, 41 NV_30 = 0x30, 42 NV_40 = 0x40, 43 NV_50 = 0x50, 44 NV_C0 = 0xc0, 45 NV_E0 = 0xe0, 46 GM100 = 0x110, 47 GP100 = 0x130, 48 GV100 = 0x140, 49 TU100 = 0x160, 50 GA100 = 0x170, 51 } card_type; 52 u32 chipset; 53 u8 chiprev; 54 u32 crystal; 55 56 struct { 57 struct notifier_block nb; 58 } acpi; 59 60 #define NVKM_LAYOUT_ONCE(type,data,ptr) data *ptr; 61 #define NVKM_LAYOUT_INST(type,data,ptr,cnt) data *ptr[cnt]; 62 #include <core/layout.h> 63 #undef NVKM_LAYOUT_INST 64 #undef NVKM_LAYOUT_ONCE 65 struct list_head subdev; 66 }; 67 68 struct nvkm_subdev *nvkm_device_subdev(struct nvkm_device *, int type, int inst); 69 struct nvkm_engine *nvkm_device_engine(struct nvkm_device *, int type, int inst); 70 71 struct nvkm_device_func { 72 struct nvkm_device_pci *(*pci)(struct nvkm_device *); 73 struct nvkm_device_tegra *(*tegra)(struct nvkm_device *); 74 void *(*dtor)(struct nvkm_device *); 75 int (*preinit)(struct nvkm_device *); 76 int (*init)(struct nvkm_device *); 77 void (*fini)(struct nvkm_device *, bool suspend); 78 resource_size_t (*resource_addr)(struct nvkm_device *, unsigned bar); 79 resource_size_t (*resource_size)(struct nvkm_device *, unsigned bar); 80 bool cpu_coherent; 81 }; 82 83 struct nvkm_device_quirk { 84 u8 tv_pin_mask; 85 u8 tv_gpio; 86 }; 87 88 struct nvkm_device_chip { 89 const char *name; 90 #define NVKM_LAYOUT_ONCE(type,data,ptr,...) \ 91 struct { \ 92 u32 inst; \ 93 int (*ctor)(struct nvkm_device *, enum nvkm_subdev_type, int inst, data **); \ 94 } ptr; 95 #define NVKM_LAYOUT_INST(A...) NVKM_LAYOUT_ONCE(A) 96 #include <core/layout.h> 97 #undef NVKM_LAYOUT_INST 98 #undef NVKM_LAYOUT_ONCE 99 }; 100 101 struct nvkm_device *nvkm_device_find(u64 name); 102 int nvkm_device_list(u64 *name, int size); 103 104 /* privileged register interface accessor macros */ 105 #define nvkm_rd08(d,a) ioread8((d)->pri + (a)) 106 #define nvkm_rd16(d,a) ioread16_native((d)->pri + (a)) 107 #define nvkm_rd32(d,a) ioread32_native((d)->pri + (a)) 108 #define nvkm_wr08(d,a,v) iowrite8((v), (d)->pri + (a)) 109 #define nvkm_wr16(d,a,v) iowrite16_native((v), (d)->pri + (a)) 110 #define nvkm_wr32(d,a,v) iowrite32_native((v), (d)->pri + (a)) 111 #define nvkm_mask(d,a,m,v) ({ \ 112 struct nvkm_device *_device = (d); \ 113 u32 _addr = (a), _temp = nvkm_rd32(_device, _addr); \ 114 nvkm_wr32(_device, _addr, (_temp & ~(m)) | (v)); \ 115 _temp; \ 116 }) 117 118 void nvkm_device_del(struct nvkm_device **); 119 120 struct nvkm_device_oclass { 121 int (*ctor)(struct nvkm_device *, const struct nvkm_oclass *, 122 void *data, u32 size, struct nvkm_object **); 123 struct nvkm_sclass base; 124 }; 125 126 extern const struct nvkm_sclass nvkm_udevice_sclass; 127 128 /* device logging */ 129 #define nvdev_printk_(d,l,p,f,a...) do { \ 130 const struct nvkm_device *_device = (d); \ 131 if (_device->debug >= (l)) \ 132 dev_##p(_device->dev, f, ##a); \ 133 } while(0) 134 #define nvdev_printk(d,l,p,f,a...) nvdev_printk_((d), NV_DBG_##l, p, f, ##a) 135 #define nvdev_fatal(d,f,a...) nvdev_printk((d), FATAL, crit, f, ##a) 136 #define nvdev_error(d,f,a...) nvdev_printk((d), ERROR, err, f, ##a) 137 #define nvdev_warn(d,f,a...) nvdev_printk((d), WARN, notice, f, ##a) 138 #define nvdev_info(d,f,a...) nvdev_printk((d), INFO, info, f, ##a) 139 #define nvdev_debug(d,f,a...) nvdev_printk((d), DEBUG, info, f, ##a) 140 #define nvdev_trace(d,f,a...) nvdev_printk((d), TRACE, info, f, ##a) 141 #define nvdev_spam(d,f,a...) nvdev_printk((d), SPAM, dbg, f, ##a) 142 #endif 143