Populate the new struct steps for squash case.
Signed-off-by: Anusha Srivatsa <anusha.srivatsa@xxxxxxxxx>
---
drivers/gpu/drm/i915/display/intel_cdclk.c | 9 ++++++++-
1 file changed, 8 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/i915/display/intel_cdclk.c b/drivers/gpu/drm/i915/display/intel_cdclk.c
index 220d32adbd12..d2e81134b6f2 100644
--- a/drivers/gpu/drm/i915/display/intel_cdclk.c
+++ b/drivers/gpu/drm/i915/display/intel_cdclk.c
@@ -1973,8 +1973,9 @@ static bool intel_cdclk_can_crawl(struct drm_i915_private *dev_priv,
static bool intel_cdclk_can_squash(struct drm_i915_private *dev_priv,
const struct intel_cdclk_config *a,
- const struct intel_cdclk_config *b)
+ struct intel_cdclk_config *b)
{
+ struct cdclk_step *cdclk_transition = b->steps;
/*
* FIXME should store a bit more state in intel_cdclk_config
* to differentiate squasher vs. cd2x divider properly. For
@@ -1984,6 +1985,12 @@ static bool intel_cdclk_can_squash(struct drm_i915_private *dev_priv,
if (!has_cdclk_squasher(dev_priv))
return false;
+ if (a->cdclk != b->cdclk && a->vco != 0 &&
+ a->vco == b->vco && a->ref == b->ref) {
+ cdclk_transition->action = CDCLK_SQUASH_ONLY;
+ cdclk_transition->cdclk = b->cdclk;
+ }
+
return a->cdclk != b->cdclk &&
a->vco != 0 &&
a->vco == b->vco &&
--
2.25.1
