/* SPDX-License-Identifier: MIT */ #ifndef __NOUVEAU_DRV_H__ #define __NOUVEAU_DRV_H__ #define DRIVER_AUTHOR "Nouveau Project" #define DRIVER_EMAIL "nouveau@lists.freedesktop.org" #define DRIVER_NAME "nouveau" #define DRIVER_DESC "nVidia Riva/TNT/GeForce/Quadro/Tesla/Tegra K1+" #define DRIVER_DATE "20120801" #define DRIVER_MAJOR 1 #define DRIVER_MINOR 3 #define DRIVER_PATCHLEVEL 1 /* * 1.1.1: * - added support for tiled system memory buffer objects * - added support for NOUVEAU_GETPARAM_GRAPH_UNITS on [nvc0,nve0]. * - added support for compressed memory storage types on [nvc0,nve0]. * - added support for software methods 0x600,0x644,0x6ac on nvc0 * to control registers on the MPs to enable performance counters, * and to control the warp error enable mask (OpenGL requires out of * bounds access to local memory to be silently ignored / return 0). * 1.1.2: * - fixes multiple bugs in flip completion events and timestamping * 1.2.0: * - object api exposed to userspace * - fermi,kepler,maxwell zbc * 1.2.1: * - allow concurrent access to bo's mapped read/write. * 1.2.2: * - add NOUVEAU_GEM_DOMAIN_COHERENT flag * 1.3.0: * - NVIF ABI modified, safe because only (current) users are test * programs that get directly linked with NVKM. * 1.3.1: * - implemented limited ABI16/NVIF interop */ #include <linux/notifier.h> #include <nvif/client.h> #include <nvif/device.h> #include <nvif/ioctl.h> #include <nvif/mmu.h> #include <nvif/vmm.h> #include <drm/drmP.h> #include <drm/ttm/ttm_bo_api.h> #include <drm/ttm/ttm_bo_driver.h> #include <drm/ttm/ttm_placement.h> #include <drm/ttm/ttm_memory.h> #include <drm/ttm/ttm_module.h> #include <drm/ttm/ttm_page_alloc.h> #include "uapi/drm/nouveau_drm.h" struct nouveau_channel; struct platform_device; #include "nouveau_fence.h" #include "nouveau_bios.h" #include "nouveau_vmm.h" struct nouveau_drm_tile { struct nouveau_fence *fence; bool used; }; enum nouveau_drm_object_route { NVDRM_OBJECT_NVIF = NVIF_IOCTL_V0_OWNER_NVIF, NVDRM_OBJECT_USIF, NVDRM_OBJECT_ABI16, NVDRM_OBJECT_ANY = NVIF_IOCTL_V0_OWNER_ANY, }; enum nouveau_drm_notify_route { NVDRM_NOTIFY_NVIF = 0, NVDRM_NOTIFY_USIF }; enum nouveau_drm_handle { NVDRM_CHAN = 0xcccc0000, /* |= client chid */ NVDRM_NVSW = 0x55550000, }; struct nouveau_cli { struct nvif_client base; struct nouveau_drm *drm; struct mutex mutex; struct nvif_device device; struct nvif_mmu mmu; struct nouveau_vmm vmm; struct nouveau_vmm svm; const struct nvif_mclass *mem; struct list_head head; void *abi16; struct list_head objects; struct list_head notifys; char name[32]; struct work_struct work; struct list_head worker; struct mutex lock; }; struct nouveau_cli_work { void (*func)(struct nouveau_cli_work *); struct nouveau_cli *cli; struct list_head head; struct dma_fence *fence; struct dma_fence_cb cb; }; void nouveau_cli_work_queue(struct nouveau_cli *, struct dma_fence *, struct nouveau_cli_work *); static inline struct nouveau_cli * nouveau_cli(struct drm_file *fpriv) { return fpriv ? fpriv->driver_priv : NULL; } #include <nvif/object.h> #include <nvif/device.h> struct nouveau_drm { struct nouveau_cli master; struct nouveau_cli client; struct drm_device *dev; struct list_head clients; struct { struct agp_bridge_data *bridge; u32 base; u32 size; bool cma; } agp; /* TTM interface support */ struct { struct ttm_bo_device bdev; atomic_t validate_sequence; int (*move)(struct nouveau_channel *, struct ttm_buffer_object *, struct ttm_mem_reg *, struct ttm_mem_reg *); struct nouveau_channel *chan; struct nvif_object copy; int mtrr; int type_vram; int type_host[2]; int type_ncoh[2]; } ttm; /* GEM interface support */ struct { u64 vram_available; u64 gart_available; } gem; /* synchronisation */ void *fence; /* Global channel management. */ struct { int nr; u64 context_base; } chan; /* context for accelerated drm-internal operations */ struct nouveau_channel *cechan; struct nouveau_channel *channel; struct nvkm_gpuobj *notify; struct nouveau_fbdev *fbcon; struct nvif_object nvsw; struct nvif_object ntfy; /* nv10-nv40 tiling regions */ struct { struct nouveau_drm_tile reg[15]; spinlock_t lock; } tile; /* modesetting */ struct nvbios vbios; struct nouveau_display *display; struct work_struct hpd_work; struct work_struct fbcon_work; int fbcon_new_state; #ifdef CONFIG_ACPI struct notifier_block acpi_nb; #endif /* power management */ struct nouveau_hwmon *hwmon; struct nouveau_debugfs *debugfs; /* led management */ struct nouveau_led *led; /* display power reference */ bool have_disp_power_ref; struct dev_pm_domain vga_pm_domain; struct nouveau_svm *svm; struct nouveau_dmem *dmem; }; static inline struct nouveau_drm * nouveau_drm(struct drm_device *dev) { return dev->dev_private; } static inline bool nouveau_drm_use_coherent_gpu_mapping(struct nouveau_drm *drm) { struct nvif_mmu *mmu = &drm->client.mmu; return !(mmu->type[drm->ttm.type_host[0]].type & NVIF_MEM_UNCACHED); } int nouveau_pmops_suspend(struct device *); int nouveau_pmops_resume(struct device *); bool nouveau_pmops_runtime(void); #include <nvkm/core/tegra.h> struct drm_device * nouveau_platform_device_create(const struct nvkm_device_tegra_func *, struct platform_device *, struct nvkm_device **); void nouveau_drm_device_remove(struct drm_device *dev); #define NV_PRINTK(l,c,f,a...) do { \ struct nouveau_cli *_cli = (c); \ dev_##l(_cli->drm->dev->dev, "%s: "f, _cli->name, ##a); \ } while(0) #define NV_FATAL(drm,f,a...) NV_PRINTK(crit, &(drm)->client, f, ##a) #define NV_ERROR(drm,f,a...) NV_PRINTK(err, &(drm)->client, f, ##a) #define NV_WARN(drm,f,a...) NV_PRINTK(warn, &(drm)->client, f, ##a) #define NV_INFO(drm,f,a...) NV_PRINTK(info, &(drm)->client, f, ##a) #define NV_DEBUG(drm,f,a...) do { \ if (unlikely(drm_debug & DRM_UT_DRIVER)) \ NV_PRINTK(info, &(drm)->client, f, ##a); \ } while(0) #define NV_ATOMIC(drm,f,a...) do { \ if (unlikely(drm_debug & DRM_UT_ATOMIC)) \ NV_PRINTK(info, &(drm)->client, f, ##a); \ } while(0) #define NV_PRINTK_ONCE(l,c,f,a...) NV_PRINTK(l##_once,c,f, ##a) #define NV_ERROR_ONCE(drm,f,a...) NV_PRINTK_ONCE(err, &(drm)->client, f, ##a) #define NV_WARN_ONCE(drm,f,a...) NV_PRINTK_ONCE(warn, &(drm)->client, f, ##a) #define NV_INFO_ONCE(drm,f,a...) NV_PRINTK_ONCE(info, &(drm)->client, f, ##a) extern int nouveau_modeset; #endif