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author | Dave Airlie <airlied@redhat.com> | 2015-08-17 14:13:53 +1000 |
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committer | Dave Airlie <airlied@redhat.com> | 2015-08-17 14:13:53 +1000 |
commit | 4eebf60b7452fbd551fd7dece855ba7825a49cbc (patch) | |
tree | 490b4d194ba09c90e10201ab7fc084a0bda0ed27 /include/uapi/drm/i915_drm.h | |
parent | Merge tag 'drm-amdkfd-next-fixes-2015-08-05' of git://people.freedesktop.org/~gabbayo/linux into drm-next (diff) | |
parent | Linux 4.2-rc7 (diff) | |
download | linux-dev-4eebf60b7452fbd551fd7dece855ba7825a49cbc.tar.xz linux-dev-4eebf60b7452fbd551fd7dece855ba7825a49cbc.zip |
Merge tag 'v4.2-rc7' into drm-next
Linux 4.2-rc7
Backmerge master for i915 fixes
Diffstat (limited to 'include/uapi/drm/i915_drm.h')
-rw-r--r-- | include/uapi/drm/i915_drm.h | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/include/uapi/drm/i915_drm.h b/include/uapi/drm/i915_drm.h index 192027b4f031..dbd16a2d37db 100644 --- a/include/uapi/drm/i915_drm.h +++ b/include/uapi/drm/i915_drm.h @@ -1081,6 +1081,14 @@ struct drm_i915_reg_read { __u64 offset; __u64 val; /* Return value */ }; +/* Known registers: + * + * Render engine timestamp - 0x2358 + 64bit - gen7+ + * - Note this register returns an invalid value if using the default + * single instruction 8byte read, in order to workaround that use + * offset (0x2538 | 1) instead. + * + */ struct drm_i915_reset_stats { __u32 ctx_id; |