1 /* SPDX-License-Identifier: GPL-2.0 */ 2 #ifndef __NOUVEAU_DRV_H__ 3 #define __NOUVEAU_DRV_H__ 4 5 #define DRIVER_AUTHOR "Nouveau Project" 6 #define DRIVER_EMAIL "nouveau@lists.freedesktop.org" 7 8 #define DRIVER_NAME "nouveau" 9 #define DRIVER_DESC "nVidia Riva/TNT/GeForce/Quadro/Tesla" 10 #define DRIVER_DATE "20120801" 11 12 #define DRIVER_MAJOR 1 13 #define DRIVER_MINOR 3 14 #define DRIVER_PATCHLEVEL 1 15 16 /* 17 * 1.1.1: 18 * - added support for tiled system memory buffer objects 19 * - added support for NOUVEAU_GETPARAM_GRAPH_UNITS on [nvc0,nve0]. 20 * - added support for compressed memory storage types on [nvc0,nve0]. 21 * - added support for software methods 0x600,0x644,0x6ac on nvc0 22 * to control registers on the MPs to enable performance counters, 23 * and to control the warp error enable mask (OpenGL requires out of 24 * bounds access to local memory to be silently ignored / return 0). 25 * 1.1.2: 26 * - fixes multiple bugs in flip completion events and timestamping 27 * 1.2.0: 28 * - object api exposed to userspace 29 * - fermi,kepler,maxwell zbc 30 * 1.2.1: 31 * - allow concurrent access to bo's mapped read/write. 32 * 1.2.2: 33 * - add NOUVEAU_GEM_DOMAIN_COHERENT flag 34 * 1.3.0: 35 * - NVIF ABI modified, safe because only (current) users are test 36 * programs that get directly linked with NVKM. 37 * 1.3.1: 38 * - implemented limited ABI16/NVIF interop 39 */ 40 41 #include <linux/notifier.h> 42 43 #include <nvif/client.h> 44 #include <nvif/device.h> 45 #include <nvif/ioctl.h> 46 47 #include <drm/drmP.h> 48 49 #include <drm/ttm/ttm_bo_api.h> 50 #include <drm/ttm/ttm_bo_driver.h> 51 #include <drm/ttm/ttm_placement.h> 52 #include <drm/ttm/ttm_memory.h> 53 #include <drm/ttm/ttm_module.h> 54 #include <drm/ttm/ttm_page_alloc.h> 55 56 #include "uapi/drm/nouveau_drm.h" 57 58 struct nouveau_channel; 59 struct platform_device; 60 61 #define DRM_FILE_PAGE_OFFSET (0x100000000ULL >> PAGE_SHIFT) 62 63 #include "nouveau_fence.h" 64 #include "nouveau_bios.h" 65 66 struct nouveau_drm_tile { 67 struct nouveau_fence *fence; 68 bool used; 69 }; 70 71 enum nouveau_drm_object_route { 72 NVDRM_OBJECT_NVIF = NVIF_IOCTL_V0_OWNER_NVIF, 73 NVDRM_OBJECT_USIF, 74 NVDRM_OBJECT_ABI16, 75 NVDRM_OBJECT_ANY = NVIF_IOCTL_V0_OWNER_ANY, 76 }; 77 78 enum nouveau_drm_notify_route { 79 NVDRM_NOTIFY_NVIF = 0, 80 NVDRM_NOTIFY_USIF 81 }; 82 83 enum nouveau_drm_handle { 84 NVDRM_CHAN = 0xcccc0000, /* |= client chid */ 85 NVDRM_NVSW = 0x55550000, 86 }; 87 88 struct nouveau_cli { 89 struct nvif_client base; 90 struct drm_device *dev; 91 struct mutex mutex; 92 93 struct nvif_device device; 94 95 struct nvkm_vm *vm; /*XXX*/ 96 struct list_head head; 97 void *abi16; 98 struct list_head objects; 99 struct list_head notifys; 100 char name[32]; 101 }; 102 103 static inline struct nouveau_cli * 104 nouveau_cli(struct drm_file *fpriv) 105 { 106 return fpriv ? fpriv->driver_priv : NULL; 107 } 108 109 #include <nvif/object.h> 110 #include <nvif/device.h> 111 112 struct nouveau_drm { 113 struct nouveau_cli client; 114 struct drm_device *dev; 115 116 struct list_head clients; 117 118 struct { 119 struct agp_bridge_data *bridge; 120 u32 base; 121 u32 size; 122 bool cma; 123 } agp; 124 125 /* TTM interface support */ 126 struct { 127 struct drm_global_reference mem_global_ref; 128 struct ttm_bo_global_ref bo_global_ref; 129 struct ttm_bo_device bdev; 130 atomic_t validate_sequence; 131 int (*move)(struct nouveau_channel *, 132 struct ttm_buffer_object *, 133 struct ttm_mem_reg *, struct ttm_mem_reg *); 134 struct nouveau_channel *chan; 135 struct nvif_object copy; 136 int mtrr; 137 } ttm; 138 139 /* GEM interface support */ 140 struct { 141 u64 vram_available; 142 u64 gart_available; 143 } gem; 144 145 /* synchronisation */ 146 void *fence; 147 148 /* context for accelerated drm-internal operations */ 149 struct nouveau_channel *cechan; 150 struct nouveau_channel *channel; 151 struct nvkm_gpuobj *notify; 152 struct nouveau_fbdev *fbcon; 153 struct nvif_object nvsw; 154 struct nvif_object ntfy; 155 struct nvif_notify flip; 156 157 /* nv10-nv40 tiling regions */ 158 struct { 159 struct nouveau_drm_tile reg[15]; 160 spinlock_t lock; 161 } tile; 162 163 /* modesetting */ 164 struct nvbios vbios; 165 struct nouveau_display *display; 166 struct backlight_device *backlight; 167 struct list_head bl_connectors; 168 struct work_struct hpd_work; 169 struct work_struct fbcon_work; 170 int fbcon_new_state; 171 #ifdef CONFIG_ACPI 172 struct notifier_block acpi_nb; 173 #endif 174 175 /* power management */ 176 struct nouveau_hwmon *hwmon; 177 struct nouveau_debugfs *debugfs; 178 179 /* led management */ 180 struct nouveau_led *led; 181 182 /* display power reference */ 183 bool have_disp_power_ref; 184 185 struct dev_pm_domain vga_pm_domain; 186 struct pci_dev *hdmi_device; 187 }; 188 189 static inline struct nouveau_drm * 190 nouveau_drm(struct drm_device *dev) 191 { 192 return dev->dev_private; 193 } 194 195 int nouveau_pmops_suspend(struct device *); 196 int nouveau_pmops_resume(struct device *); 197 bool nouveau_pmops_runtime(void); 198 199 #include <nvkm/core/tegra.h> 200 201 struct drm_device * 202 nouveau_platform_device_create(const struct nvkm_device_tegra_func *, 203 struct platform_device *, struct nvkm_device **); 204 void nouveau_drm_device_remove(struct drm_device *dev); 205 206 #define NV_PRINTK(l,c,f,a...) do { \ 207 struct nouveau_cli *_cli = (c); \ 208 dev_##l(_cli->dev->dev, "%s: "f, _cli->name, ##a); \ 209 } while(0) 210 #define NV_FATAL(drm,f,a...) NV_PRINTK(crit, &(drm)->client, f, ##a) 211 #define NV_ERROR(drm,f,a...) NV_PRINTK(err, &(drm)->client, f, ##a) 212 #define NV_WARN(drm,f,a...) NV_PRINTK(warn, &(drm)->client, f, ##a) 213 #define NV_INFO(drm,f,a...) NV_PRINTK(info, &(drm)->client, f, ##a) 214 #define NV_DEBUG(drm,f,a...) do { \ 215 if (unlikely(drm_debug & DRM_UT_DRIVER)) \ 216 NV_PRINTK(info, &(drm)->client, f, ##a); \ 217 } while(0) 218 #define NV_ATOMIC(drm,f,a...) do { \ 219 if (unlikely(drm_debug & DRM_UT_ATOMIC)) \ 220 NV_PRINTK(info, &(drm)->client, f, ##a); \ 221 } while(0) 222 223 extern int nouveau_modeset; 224 225 #endif 226