diff options
| author | Paulo Zanoni <paulo.r.zanoni@intel.com> | 2013-05-03 17:23:39 -0300 |
|---|---|---|
| committer | Daniel Vetter <daniel.vetter@ffwll.ch> | 2013-05-21 11:26:20 +0200 |
| commit | 7366937312d4e406539b1cf70e1562358bdd560e (patch) | |
| tree | c65ef4fe1370dcedeee82c8052e829a1e2b44e30 | |
| parent | 1011d8c4373b229012208b5aedad4f46396bdd94 (diff) | |
drm/i915: use the mode->htotal to calculate linetime watermarks
... instead of mode->crtc_display. The spec says "pipe horizontal
total number of pixels" and the "Haswell Watermark Calculator" tool
uses the "Pipe H Total" instead of "Pipe H Src" as the value.
Signed-off-by: Paulo Zanoni <paulo.r.zanoni@intel.com>
Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
| -rw-r--r-- | drivers/gpu/drm/i915/intel_pm.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index 2ae4e459faa..198d9c9ada6 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -2093,7 +2093,7 @@ haswell_update_linetime_wm(struct drm_device *dev, struct drm_crtc *crtc) * row at the given clock rate, multiplied by 8. * */ temp |= PIPE_WM_LINETIME_TIME( - ((mode->crtc_hdisplay * 1000) / mode->clock) * 8); + ((mode->htotal * 1000) / mode->clock) * 8); /* IPS watermarks are only used by pipe A, and are ignored by * pipes B and C. They are calculated similarly to the common |