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| author | Mika Kuoppala | 2014-07-09 13:55:56 +0200 |
|---|---|---|
| committer | Daniel Vetter | 2014-07-12 11:13:47 +0200 |
| commit | 542a6b205b184ec90e2108aaebaf8ba16128baec (patch) | |
| tree | af5ef3cb1b973090ef2797c9fb4573107bba227f /drivers/gpu/drm/i915/intel_pm.c | |
| parent | Documentation: drm: describing rotation property (diff) | |
| download | kernel-qcow2-linux-542a6b205b184ec90e2108aaebaf8ba16128baec.tar.gz kernel-qcow2-linux-542a6b205b184ec90e2108aaebaf8ba16128baec.tar.xz kernel-qcow2-linux-542a6b205b184ec90e2108aaebaf8ba16128baec.zip | |
drm/i915/chv: calculate rc6 residency correctly
The register to read cz count is different from vlv. Also
the counts returned from CCK_CTL1 for BSW are (ticks in 30ns - 1).
czcount_30ns of value 1 is a special case for 320Mhz.
Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=80703
Suggested-by: Deepak S <deepak.s@linux.intel.com>
Cc: Jesse Barnes <jbarnes@virtuousgeek.org>
Signed-off-by: Mika Kuoppala <mika.kuoppala@intel.com>
Tested-by: Guo Jinxian <jinxianx.guo@intel.com>
Reviewed-by: Deepak S <deepak.s@linux.intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Diffstat (limited to 'drivers/gpu/drm/i915/intel_pm.c')
0 files changed, 0 insertions, 0 deletions