drm/i915/cnl: Allow the reg_read ioctl to read the RCS TIMESTAMP register

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This enables the Mesa driver to advertise support for ARB_timer_query, and
thus an OpenGL version higher than 3.2.

Suggested-by: Ben Widawsky <ben@bwidawsk.net>
Cc: Rodrigo Vivi <rodrigo.vivi@intel.com>
Signed-off-by: Nanley Chery <nanley.g.chery@intel.com>
Reviewed-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20170905184507.30046-1-nanley.g.chery@intel.com

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Nanley Chery 2017-09-05 11:45:07 -07:00 • committed by Rodrigo Vivi

parent 5d95c24867

commit f1294585d8

1 changed files with 1 additions and 1 deletions

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drivers/gpu/drm/i915/intel_uncore.c

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