diff options
Diffstat (limited to 'drivers/gpu/drm/i915/intel_display.c')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_display.c | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index ad3a018..064c659 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -4540,6 +4540,20 @@ static void sandybridge_update_wm(struct drm_device *dev) enabled |= 2; } + /* IVB has 3 pipes */ + if (IS_IVYBRIDGE(dev) && + g4x_compute_wm0(dev, 2, + &sandybridge_display_wm_info, latency, + &sandybridge_cursor_wm_info, latency, + &plane_wm, &cursor_wm)) { + I915_WRITE(WM0_PIPEC_IVB, + (plane_wm << WM0_PIPE_PLANE_SHIFT) | cursor_wm); + DRM_DEBUG_KMS("FIFO watermarks For pipe C -" + " plane %d, cursor: %d\n", + plane_wm, cursor_wm); + enabled |= 3; + } + /* * Calculate and update the self-refresh watermark only when one * display plane is used. |
