diff options
Diffstat (limited to 'drivers/gpu/drm/nouveau/nouveau_drv.h')
| -rw-r--r-- | drivers/gpu/drm/nouveau/nouveau_drv.h | 283 |
1 files changed, 283 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/nouveau_drv.h b/drivers/gpu/drm/nouveau/nouveau_drv.h new file mode 100644 index 000000000..84df5ddae --- /dev/null +++ b/drivers/gpu/drm/nouveau/nouveau_drv.h @@ -0,0 +1,283 @@ +/* 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/drm_connector.h> +#include <drm/drm_device.h> +#include <drm/drm_drv.h> +#include <drm/drm_file.h> + +#include <drm/ttm/ttm_bo_api.h> +#include <drm/ttm/ttm_bo_driver.h> +#include <drm/ttm/ttm_placement.h> + +#include <drm/drm_audio_component.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; + 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/parent.h> + +struct nouveau_drm { + struct nvif_parent parent; + struct nouveau_cli master; + struct nouveau_cli client; + struct drm_device *dev; + + struct list_head clients; + + /** + * @clients_lock: Protects access to the @clients list of &struct nouveau_cli. + */ + struct mutex clients_lock; + + u8 old_pm_cap; + + struct { + struct agp_bridge_data *bridge; + u32 base; + u32 size; + bool cma; + } agp; + + /* TTM interface support */ + struct { + struct ttm_device bdev; + atomic_t validate_sequence; + int (*move)(struct nouveau_channel *, + struct ttm_buffer_object *, + struct ttm_resource *, struct ttm_resource *); + struct nouveau_channel *chan; + struct nvif_object copy; + int mtrr; + int type_vram; + int type_host[2]; + int type_ncoh[2]; + struct mutex io_reserve_mutex; + struct list_head io_reserve_lru; + } 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 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 mutex hpd_lock; + u32 hpd_pending; + 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; + + struct dev_pm_domain vga_pm_domain; + + struct nouveau_svm *svm; + + struct nouveau_dmem *dmem; + + struct { + struct drm_audio_component *component; + struct mutex lock; + bool component_registered; + } audio; +}; + +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 (drm_debug_enabled(DRM_UT_DRIVER)) \ + NV_PRINTK(info, &(drm)->client, f, ##a); \ +} while(0) +#define NV_ATOMIC(drm,f,a...) do { \ + if (drm_debug_enabled(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 |