The main reasoning and use case for sysfs would be the SMI CLI, since unfortunately there is no ioctl support in there.
Kent KENT RUSSELL Sr. Software Engineer | Linux Compute Kernel 1 Commerce Valley Drive East Markham, ON L3T 7X6 O +(1) 289-695-2122 | Ext 72122 ________________________________ From: amd-gfx <amd-gfx-boun...@lists.freedesktop.org> on behalf of Deucher, Alexander <alexander.deuc...@amd.com> Sent: Friday, April 26, 2019 12:18:22 PM To: Lin, Amber; amd-gfx@lists.freedesktop.org Cc: Freehill, Chris Subject: Re: print firmware versions on amdgpu sysfs We also expose the firmware versions via ioctl which is what the UMDs uses. If you'd prefer it in sysfs, we could do that too. Alex ________________________________ From: amd-gfx <amd-gfx-boun...@lists.freedesktop.org> on behalf of Lin, Amber <amber....@amd.com> Sent: Friday, April 26, 2019 10:14 AM To: amd-gfx@lists.freedesktop.org Cc: Freehill, Chris Subject: print firmware versions on amdgpu sysfs Hi Alex, Currently we retrieve firmware versions from /sys/kernel/debug but this requires debugfs being enabled and superuser privilege. Do you see a concern we add firmware versions to amdgpu sysfs at /sys/class/drm/cardX/device like vbios_version? Regards, Amber _______________________________________________ amd-gfx mailing list amd-gfx@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/amd-gfx
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