From: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
Use ilk_needs_fb_cb_tune() for reduced_clock instead of hand rolling
it. Also ilk_needs_fb_cb_tune() can just use the precomputed M value
instead of calculating it again.
Signed-off-by: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
---
drivers/gpu/drm/i915/display/intel_dpll.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/i915/display/intel_dpll.c b/drivers/gpu/drm/i915/display/intel_dpll.c
index 9b30d6e29a47..543890050040 100644
--- a/drivers/gpu/drm/i915/display/intel_dpll.c
+++ b/drivers/gpu/drm/i915/display/intel_dpll.c
@@ -952,7 +952,7 @@ static int hsw_crtc_compute_clock(struct intel_crtc_state *crtc_state)
static bool ilk_needs_fb_cb_tune(const struct dpll *dpll, int factor)
{
- return i9xx_dpll_compute_m(dpll) < factor * dpll->n;
+ return dpll->m < factor * dpll->n;
}
static void ilk_update_pll_dividers(struct intel_crtc_state *crtc_state,
@@ -981,7 +981,7 @@ static void ilk_update_pll_dividers(struct intel_crtc_state *crtc_state,
fp |= FP_CB_TUNE;
fp2 = i9xx_dpll_compute_fp(reduced_clock);
- if (reduced_clock->m < factor * reduced_clock->n)
+ if (ilk_needs_fb_cb_tune(reduced_clock, factor))
fp2 |= FP_CB_TUNE;
crtc_state->dpll_hw_state.fp0 = fp;
--
2.31.1
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