diff options
| author |   Ville Syrjälä <ville.syrjala@linux.intel.com> | 2014-11-10 22:55:15 +0200 |
|---|---|---|
| committer |   Daniel Vetter <daniel.vetter@ffwll.ch> | 2014-11-17 15:34:44 +0100 |
| commit | ab3fb15730fd7a3d2d00c926bc95a81bb283a90f (patch) | |
| tree | 68052996d12f675405427910ccb31004c9f22c5e /drivers/gpu | |
| parent | drm/i915: Add missing newline to 'DDR speed' debug messages (diff) | |
drm/i915: Change CHV SKU400 GPU freq divider to 10
According to "Cherryview_GFXclocks_y14w36d1.xlsx" the GPU frequency
divider should be 10 in when the CZ clock is 400 MHz. Change the code
to agree so that we report the correct frequencies.
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.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')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_pm.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index 290af15af067..929648f2373f 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -7215,8 +7215,9 @@ static int vlv_gpu_freq_div(unsigned int czclk_freq) return 12; case 320: case 333: - case 400: return 16; + case 400: + return 20; default: return -1; } |