On Tuesday 11 November 2014 02:25 AM, ville.syrj...@linux.intel.com wrote:
From: Ville Syrjälä <ville.syrj...@linux.intel.com>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.syrj...@linux.intel.com> --- drivers/gpu/drm/i915/intel_pm.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index 0f5c391..b73506f 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -7292,8 +7292,9 @@ 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; }
right latest spec as div is 20 Reviewed-by: Deepak S <deepa...@linux.intel.com> _______________________________________________ Intel-gfx mailing list Intel-gfx@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/intel-gfx
