[PATCH] drm/nouveau: fixup the uapi header file.

Faith Ekstrand faith at gfxstrand.net
Thu Aug 3 19:38:51 UTC 2023


On Thu, Aug 3, 2023 at 2:33 PM Dave Airlie <airlied at gmail.com> wrote:

> From: Dave Airlie <airlied at redhat.com>
>
> nouveau > 10 years ago had a plan for new multiplexer inside a multiplexer
> API using nvif. It never fully reached fruition, fast forward 10 years,
> and the new vulkan driver is avoiding libdrm and calling ioctls, and
> these 3 ioctls, getparam, channel alloc + free don't seem to be things
> we'd want to use nvif for.
>
> Undeprecate and put them into the uapi header so we can just copy it
> into mesa later.
>
> v2: use uapi types.
>
> Signed-off-by: Dave Airlie <airlied at redhat.com>
>

Reviewed-by: Faith Ekstrand <faith.ekstrand at collabora.com>


> ---
>  drivers/gpu/drm/nouveau/nouveau_abi16.h | 41 ---------------------
>  include/uapi/drm/nouveau_drm.h          | 48 +++++++++++++++++++++++--
>  2 files changed, 45 insertions(+), 44 deletions(-)
>
> diff --git a/drivers/gpu/drm/nouveau/nouveau_abi16.h
> b/drivers/gpu/drm/nouveau/nouveau_abi16.h
> index 27eae85f33e6..d5d80d0d9011 100644
> --- a/drivers/gpu/drm/nouveau/nouveau_abi16.h
> +++ b/drivers/gpu/drm/nouveau/nouveau_abi16.h
> @@ -43,28 +43,6 @@ int  nouveau_abi16_usif(struct drm_file *, void *data,
> u32 size);
>  #define NOUVEAU_GEM_DOMAIN_VRAM      (1 << 1)
>  #define NOUVEAU_GEM_DOMAIN_GART      (1 << 2)
>
> -struct drm_nouveau_channel_alloc {
> -       uint32_t     fb_ctxdma_handle;
> -       uint32_t     tt_ctxdma_handle;
> -
> -       int          channel;
> -       uint32_t     pushbuf_domains;
> -
> -       /* Notifier memory */
> -       uint32_t     notifier_handle;
> -
> -       /* DRM-enforced subchannel assignments */
> -       struct {
> -               uint32_t handle;
> -               uint32_t grclass;
> -       } subchan[8];
> -       uint32_t nr_subchan;
> -};
> -
> -struct drm_nouveau_channel_free {
> -       int channel;
> -};
> -
>  struct drm_nouveau_grobj_alloc {
>         int      channel;
>         uint32_t handle;
> @@ -83,31 +61,12 @@ struct drm_nouveau_gpuobj_free {
>         uint32_t handle;
>  };
>
> -#define NOUVEAU_GETPARAM_PCI_VENDOR      3
> -#define NOUVEAU_GETPARAM_PCI_DEVICE      4
> -#define NOUVEAU_GETPARAM_BUS_TYPE        5
> -#define NOUVEAU_GETPARAM_FB_SIZE         8
> -#define NOUVEAU_GETPARAM_AGP_SIZE        9
> -#define NOUVEAU_GETPARAM_CHIPSET_ID      11
> -#define NOUVEAU_GETPARAM_VM_VRAM_BASE    12
> -#define NOUVEAU_GETPARAM_GRAPH_UNITS     13
> -#define NOUVEAU_GETPARAM_PTIMER_TIME     14
> -#define NOUVEAU_GETPARAM_HAS_BO_USAGE    15
> -#define NOUVEAU_GETPARAM_HAS_PAGEFLIP    16
> -struct drm_nouveau_getparam {
> -       uint64_t param;
> -       uint64_t value;
> -};
> -
>  struct drm_nouveau_setparam {
>         uint64_t param;
>         uint64_t value;
>  };
>
> -#define DRM_IOCTL_NOUVEAU_GETPARAM           DRM_IOWR(DRM_COMMAND_BASE +
> DRM_NOUVEAU_GETPARAM, struct drm_nouveau_getparam)
>  #define DRM_IOCTL_NOUVEAU_SETPARAM           DRM_IOWR(DRM_COMMAND_BASE +
> DRM_NOUVEAU_SETPARAM, struct drm_nouveau_setparam)
> -#define DRM_IOCTL_NOUVEAU_CHANNEL_ALLOC      DRM_IOWR(DRM_COMMAND_BASE +
> DRM_NOUVEAU_CHANNEL_ALLOC, struct drm_nouveau_channel_alloc)
> -#define DRM_IOCTL_NOUVEAU_CHANNEL_FREE       DRM_IOW (DRM_COMMAND_BASE +
> DRM_NOUVEAU_CHANNEL_FREE, struct drm_nouveau_channel_free)
>  #define DRM_IOCTL_NOUVEAU_GROBJ_ALLOC        DRM_IOW (DRM_COMMAND_BASE +
> DRM_NOUVEAU_GROBJ_ALLOC, struct drm_nouveau_grobj_alloc)
>  #define DRM_IOCTL_NOUVEAU_NOTIFIEROBJ_ALLOC  DRM_IOWR(DRM_COMMAND_BASE +
> DRM_NOUVEAU_NOTIFIEROBJ_ALLOC, struct drm_nouveau_notifierobj_alloc)
>  #define DRM_IOCTL_NOUVEAU_GPUOBJ_FREE        DRM_IOW (DRM_COMMAND_BASE +
> DRM_NOUVEAU_GPUOBJ_FREE, struct drm_nouveau_gpuobj_free)
> diff --git a/include/uapi/drm/nouveau_drm.h
> b/include/uapi/drm/nouveau_drm.h
> index 853a327433d3..ca917e55b38f 100644
> --- a/include/uapi/drm/nouveau_drm.h
> +++ b/include/uapi/drm/nouveau_drm.h
> @@ -33,6 +33,44 @@
>  extern "C" {
>  #endif
>
> +#define NOUVEAU_GETPARAM_PCI_VENDOR      3
> +#define NOUVEAU_GETPARAM_PCI_DEVICE      4
> +#define NOUVEAU_GETPARAM_BUS_TYPE        5
> +#define NOUVEAU_GETPARAM_FB_SIZE         8
> +#define NOUVEAU_GETPARAM_AGP_SIZE        9
> +#define NOUVEAU_GETPARAM_CHIPSET_ID      11
> +#define NOUVEAU_GETPARAM_VM_VRAM_BASE    12
> +#define NOUVEAU_GETPARAM_GRAPH_UNITS     13
> +#define NOUVEAU_GETPARAM_PTIMER_TIME     14
> +#define NOUVEAU_GETPARAM_HAS_BO_USAGE    15
> +#define NOUVEAU_GETPARAM_HAS_PAGEFLIP    16
> +struct drm_nouveau_getparam {
> +       __u64 param;
> +       __u64 value;
> +};
> +
> +struct drm_nouveau_channel_alloc {
> +       __u32     fb_ctxdma_handle;
> +       __u32     tt_ctxdma_handle;
> +
> +       __s32     channel;
> +       __u32     pushbuf_domains;
> +
> +       /* Notifier memory */
> +       __u32     notifier_handle;
> +
> +       /* DRM-enforced subchannel assignments */
> +       struct {
> +               __u32 handle;
> +               __u32 grclass;
> +       } subchan[8];
> +       __u32 nr_subchan;
> +};
> +
> +struct drm_nouveau_channel_free {
> +       __s32 channel;
> +};
> +
>  #define NOUVEAU_GEM_DOMAIN_CPU       (1 << 0)
>  #define NOUVEAU_GEM_DOMAIN_VRAM      (1 << 1)
>  #define NOUVEAU_GEM_DOMAIN_GART      (1 << 2)
> @@ -126,10 +164,10 @@ struct drm_nouveau_gem_cpu_fini {
>         __u32 handle;
>  };
>
> -#define DRM_NOUVEAU_GETPARAM           0x00 /* deprecated */
> +#define DRM_NOUVEAU_GETPARAM           0x00
>  #define DRM_NOUVEAU_SETPARAM           0x01 /* deprecated */
> -#define DRM_NOUVEAU_CHANNEL_ALLOC      0x02 /* deprecated */
> -#define DRM_NOUVEAU_CHANNEL_FREE       0x03 /* deprecated */
> +#define DRM_NOUVEAU_CHANNEL_ALLOC      0x02
> +#define DRM_NOUVEAU_CHANNEL_FREE       0x03
>  #define DRM_NOUVEAU_GROBJ_ALLOC        0x04 /* deprecated */
>  #define DRM_NOUVEAU_NOTIFIEROBJ_ALLOC  0x05 /* deprecated */
>  #define DRM_NOUVEAU_GPUOBJ_FREE        0x06 /* deprecated */
> @@ -188,6 +226,10 @@ struct drm_nouveau_svm_bind {
>  #define NOUVEAU_SVM_BIND_TARGET__GPU_VRAM               (1UL << 31)
>
>
> +#define DRM_IOCTL_NOUVEAU_GETPARAM           DRM_IOWR(DRM_COMMAND_BASE +
> DRM_NOUVEAU_GETPARAM, struct drm_nouveau_getparam)
> +#define DRM_IOCTL_NOUVEAU_CHANNEL_ALLOC      DRM_IOWR(DRM_COMMAND_BASE +
> DRM_NOUVEAU_CHANNEL_ALLOC, struct drm_nouveau_channel_alloc)
> +#define DRM_IOCTL_NOUVEAU_CHANNEL_FREE       DRM_IOW (DRM_COMMAND_BASE +
> DRM_NOUVEAU_CHANNEL_FREE, struct drm_nouveau_channel_free)
> +
>  #define DRM_IOCTL_NOUVEAU_SVM_INIT           DRM_IOWR(DRM_COMMAND_BASE +
> DRM_NOUVEAU_SVM_INIT, struct drm_nouveau_svm_init)
>  #define DRM_IOCTL_NOUVEAU_SVM_BIND           DRM_IOWR(DRM_COMMAND_BASE +
> DRM_NOUVEAU_SVM_BIND, struct drm_nouveau_svm_bind)
>
> --
> 2.41.0
>
>
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