linux/drivers/gpu/drm/nouveau/nouveau_abi16.h
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   1/* SPDX-License-Identifier: MIT */
   2#ifndef __NOUVEAU_ABI16_H__
   3#define __NOUVEAU_ABI16_H__
   4
   5#define ABI16_IOCTL_ARGS                                                       \
   6        struct drm_device *dev, void *data, struct drm_file *file_priv
   7
   8int nouveau_abi16_ioctl_getparam(ABI16_IOCTL_ARGS);
   9int nouveau_abi16_ioctl_channel_alloc(ABI16_IOCTL_ARGS);
  10int nouveau_abi16_ioctl_channel_free(ABI16_IOCTL_ARGS);
  11int nouveau_abi16_ioctl_grobj_alloc(ABI16_IOCTL_ARGS);
  12int nouveau_abi16_ioctl_notifierobj_alloc(ABI16_IOCTL_ARGS);
  13int nouveau_abi16_ioctl_gpuobj_free(ABI16_IOCTL_ARGS);
  14
  15struct nouveau_abi16_ntfy {
  16        struct nvif_object object;
  17        struct list_head head;
  18        struct nvkm_mm_node *node;
  19};
  20
  21struct nouveau_abi16_chan {
  22        struct list_head head;
  23        struct nouveau_channel *chan;
  24        struct list_head notifiers;
  25        struct nouveau_bo *ntfy;
  26        struct nouveau_vma *ntfy_vma;
  27        struct nvkm_mm  heap;
  28};
  29
  30struct nouveau_abi16 {
  31        struct nvif_device device;
  32        struct list_head channels;
  33        u64 handles;
  34};
  35
  36struct nouveau_abi16 *nouveau_abi16_get(struct drm_file *);
  37int  nouveau_abi16_put(struct nouveau_abi16 *, int);
  38void nouveau_abi16_fini(struct nouveau_abi16 *);
  39s32  nouveau_abi16_swclass(struct nouveau_drm *);
  40int  nouveau_abi16_usif(struct drm_file *, void *data, u32 size);
  41
  42#define NOUVEAU_GEM_DOMAIN_VRAM      (1 << 1)
  43#define NOUVEAU_GEM_DOMAIN_GART      (1 << 2)
  44
  45struct drm_nouveau_channel_alloc {
  46        uint32_t     fb_ctxdma_handle;
  47        uint32_t     tt_ctxdma_handle;
  48
  49        int          channel;
  50        uint32_t     pushbuf_domains;
  51
  52        /* Notifier memory */
  53        uint32_t     notifier_handle;
  54
  55        /* DRM-enforced subchannel assignments */
  56        struct {
  57                uint32_t handle;
  58                uint32_t grclass;
  59        } subchan[8];
  60        uint32_t nr_subchan;
  61};
  62
  63struct drm_nouveau_channel_free {
  64        int channel;
  65};
  66
  67struct drm_nouveau_grobj_alloc {
  68        int      channel;
  69        uint32_t handle;
  70        int      class;
  71};
  72
  73struct drm_nouveau_notifierobj_alloc {
  74        uint32_t channel;
  75        uint32_t handle;
  76        uint32_t size;
  77        uint32_t offset;
  78};
  79
  80struct drm_nouveau_gpuobj_free {
  81        int      channel;
  82        uint32_t handle;
  83};
  84
  85#define NOUVEAU_GETPARAM_PCI_VENDOR      3
  86#define NOUVEAU_GETPARAM_PCI_DEVICE      4
  87#define NOUVEAU_GETPARAM_BUS_TYPE        5
  88#define NOUVEAU_GETPARAM_FB_SIZE         8
  89#define NOUVEAU_GETPARAM_AGP_SIZE        9
  90#define NOUVEAU_GETPARAM_CHIPSET_ID      11
  91#define NOUVEAU_GETPARAM_VM_VRAM_BASE    12
  92#define NOUVEAU_GETPARAM_GRAPH_UNITS     13
  93#define NOUVEAU_GETPARAM_PTIMER_TIME     14
  94#define NOUVEAU_GETPARAM_HAS_BO_USAGE    15
  95#define NOUVEAU_GETPARAM_HAS_PAGEFLIP    16
  96struct drm_nouveau_getparam {
  97        uint64_t param;
  98        uint64_t value;
  99};
 100
 101struct drm_nouveau_setparam {
 102        uint64_t param;
 103        uint64_t value;
 104};
 105
 106#define DRM_IOCTL_NOUVEAU_GETPARAM           DRM_IOWR(DRM_COMMAND_BASE + DRM_NOUVEAU_GETPARAM, struct drm_nouveau_getparam)
 107#define DRM_IOCTL_NOUVEAU_SETPARAM           DRM_IOWR(DRM_COMMAND_BASE + DRM_NOUVEAU_SETPARAM, struct drm_nouveau_setparam)
 108#define DRM_IOCTL_NOUVEAU_CHANNEL_ALLOC      DRM_IOWR(DRM_COMMAND_BASE + DRM_NOUVEAU_CHANNEL_ALLOC, struct drm_nouveau_channel_alloc)
 109#define DRM_IOCTL_NOUVEAU_CHANNEL_FREE       DRM_IOW (DRM_COMMAND_BASE + DRM_NOUVEAU_CHANNEL_FREE, struct drm_nouveau_channel_free)
 110#define DRM_IOCTL_NOUVEAU_GROBJ_ALLOC        DRM_IOW (DRM_COMMAND_BASE + DRM_NOUVEAU_GROBJ_ALLOC, struct drm_nouveau_grobj_alloc)
 111#define DRM_IOCTL_NOUVEAU_NOTIFIEROBJ_ALLOC  DRM_IOWR(DRM_COMMAND_BASE + DRM_NOUVEAU_NOTIFIEROBJ_ALLOC, struct drm_nouveau_notifierobj_alloc)
 112#define DRM_IOCTL_NOUVEAU_GPUOBJ_FREE        DRM_IOW (DRM_COMMAND_BASE + DRM_NOUVEAU_GPUOBJ_FREE, struct drm_nouveau_gpuobj_free)
 113
 114#endif
 115