DRM_IVPU_CA...FROM_USERPTR(9)

πŸ“¦ version 7.3.1, in nixpkgs unstable

πŸ’… DRM_IVPU_CA...FROM_USERPTR(9) β€” the Kernel API Manual, bestie edition

okay so welcome to the glow-up of the drm_ivpu kernel API manual page, DRM_IVPU_CA...FROM_USERPTR(9) β€” yes that's the manual name, yes it's truncated like that, no I can't fix it, that's just how the header looks 😭 it's giving "ran out of character budget" energy but we move.


✨ NAME ✨

DRM_IVPU_CAP_BO_CREATE_FROM_USERPTR β€”

and that's it. That's the whole name section. The dash is just... there. Hanging out. No description after it. Not me staring at an em-dash waiting for character development πŸ’€ but fr fr, that's literally all the original gives us, so that's all I'm giving you.


πŸ¦‹ SYNOPSIS πŸ¦‹

DRM_IVPU_CAP_BO_CREATE_FROM_USERPTR

periodt. That's the whole synopsis. It's a capability flag, she doesn't need a whole signature, she's a vibe πŸ‘‘


πŸ’– DESCRIPTION πŸ’–

okay here's the actual tea, and it's good tea:

The driver supports creating buffer objects from user space memory pointers. Slay. That's the whole thing β€” it lets you make GEM buffers out of existing user memory regions.

so basically: you already got memory? cute. you want a GEM buffer that points at it? the driver said say less 🫢 literally reusing what you've already got instead of allocating fresh, iconic behaviour, no notes.

ngl it's a short section, but every word of it matters so I'm not adding anything the original didn't say. that's the rule and I respect the rule πŸ’―


🌈 SEE ALSO 🌈

okay this is where it goes OFF, the original hit us with the whole friend group 😭 go check out:

  • the kernel file ./include/uapi/drm/ivpu_accel.h
  • contexts(9)
  • DRM_IVPU_CAP_METRIC_STREAMER(9)
  • DRM_IVPU_CAP_DMA_MEMORY_RANGE(9)
  • DRM_IVPU_CAP_MANAGE_CMDQ(9)
  • struct drm_ivpu_param(9)
  • struct drm_ivpu_bo_create(9)
  • struct drm_ivpu_bo_create_from_userptr(9)
  • struct drm_ivpu_bo_info(9)
  • struct drm_ivpu_submit(9)
  • struct drm_ivpu_cmdq_submit(9)
  • struct drm_ivpu_bo_wait(9)
  • struct drm_ivpu_metric_streamer_start(9)
  • struct drm_ivpu_metric_streamer_get_data(9)
  • struct drm_ivpu_cmdq_create(9)
  • struct drm_ivpu_cmdq_destroy(9)
  • struct drm_ivpu_metric_streamer_stop(9)

that's seventeen entries, I counted, and I did NOT skip a single one because that's not the kind of girl I am πŸ’… read them all, they're all linked, it's a whole ecosystem, iykyk.


πŸ’€ friendly reminder: the NAME section genuinely has no description text after the dash in the original. if you were waiting for one, she's not coming. I don't make the manpages, I just make them cute.

🌸 okay that's the page!! source path ./include/uapi/drm, dated October 2026, and the version tag at the bottom is DRM_IVPU_CA...FROM_USERPTR(9) β€” same as the top, yes, we love a matching set πŸŽ€ stay hydrated, read your headers, and go create some buffer objects from user space memory pointers bestie πŸ§šπŸ’œ

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