From: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
Signed-off-by: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
---
drivers/gpu/drm/i915/intel_pm.c | 24 +++++++++++++++++-------
1 file changed, 17 insertions(+), 7 deletions(-)
diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c
index a06a2c7..499e054 100644
--- a/drivers/gpu/drm/i915/intel_pm.c
+++ b/drivers/gpu/drm/i915/intel_pm.c
@@ -1955,6 +1955,7 @@ static void ilk_compute_wm_parameters(struct drm_crtc *crtc,
struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
enum pipe pipe = intel_crtc->pipe;
struct drm_plane *plane;
+ const struct intel_plane_state *state;
if (!intel_crtc->active)
return;
@@ -1962,13 +1963,22 @@ static void ilk_compute_wm_parameters(struct drm_crtc *crtc,
p->active = true;
p->pipe_htotal = intel_crtc->config->base.adjusted_mode.crtc_htotal;
p->pixel_rate = ilk_pipe_pixel_rate(dev, crtc);
- p->pri.bytes_per_pixel = crtc->primary->state->fb->bits_per_pixel / 8;
- p->cur.bytes_per_pixel = 4;
- p->pri.horiz_pixels = intel_crtc->config->pipe_src_w;
- p->cur.horiz_pixels = intel_crtc->base.cursor->state->crtc_w;
- /* TODO: for now, assume primary and cursor planes are always enabled. */
- p->pri.enabled = true;
- p->cur.enabled = true;
+
+ state = to_intel_plane_state(crtc->primary->state);
+ if (state->visible) {
+ p->pri.enabled = true;
+ p->pri.bytes_per_pixel =
+ drm_format_plane_cpp(state->base.fb->pixel_format, 0);
+ p->pri.horiz_pixels = drm_rect_width(&state->dst);
+ }
+
+ state = to_intel_plane_state(crtc->cursor->state);
+ if (state->visible) {
+ p->cur.enabled = true;
+ p->cur.bytes_per_pixel =
+ drm_format_plane_cpp(state->base.fb->pixel_format, 0);
+ p->cur.horiz_pixels = state->base.crtc_w;
+ }
drm_for_each_legacy_plane(plane, &dev->mode_config.plane_list) {
struct intel_plane *intel_plane = to_intel_plane(plane);
--
2.0.5
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