On GLK those registers are reserved and on another gens it have
another meaning, so renaming it to BXT only.
BSpec: 7548
Signed-off-by: José Roberto de Souza <jose.souza@xxxxxxxxx>
---
drivers/gpu/drm/i915/display/intel_cdclk.c | 12 +++++-------
drivers/gpu/drm/i915/i915_reg.h | 10 +++++-----
2 files changed, 10 insertions(+), 12 deletions(-)
diff --git a/drivers/gpu/drm/i915/display/intel_cdclk.c b/drivers/gpu/drm/i915/display/intel_cdclk.c
index 43564295b864..a1787d165467 100644
--- a/drivers/gpu/drm/i915/display/intel_cdclk.c
+++ b/drivers/gpu/drm/i915/display/intel_cdclk.c
@@ -2384,8 +2384,8 @@ void intel_update_max_cdclk(struct drm_i915_private *dev_priv)
dev_priv->max_cdclk_freq = 652800;
} else if (IS_CANNONLAKE(dev_priv)) {
dev_priv->max_cdclk_freq = 528000;
- } else if (IS_GEN9_BC(dev_priv)) {
- u32 limit = I915_READ(SKL_DFSM) & SKL_DFSM_CDCLK_LIMIT_MASK;
+ } else if (IS_BROXTON(dev_priv)) {
+ u32 limit = I915_READ(SKL_DFSM) & BXT_DFSM_CDCLK_LIMIT_MASK;
int max_cdclk, vco;
vco = dev_priv->skl_preferred_vco_freq;
@@ -2396,11 +2396,11 @@ void intel_update_max_cdclk(struct drm_i915_private *dev_priv)
* first guess. skl_calc_cdclk() will correct it
* if the preferred vco is 8100 instead.
*/
- if (limit == SKL_DFSM_CDCLK_LIMIT_675)
+ if (limit == BXT_DFSM_CDCLK_LIMIT_675)
max_cdclk = 617143;
- else if (limit == SKL_DFSM_CDCLK_LIMIT_540)
+ else if (limit == BXT_DFSM_CDCLK_LIMIT_540)
max_cdclk = 540000;
- else if (limit == SKL_DFSM_CDCLK_LIMIT_450)
+ else if (limit == BXT_DFSM_CDCLK_LIMIT_450)
max_cdclk = 432000;
else
max_cdclk = 308571;
@@ -2408,8 +2408,6 @@ void intel_update_max_cdclk(struct drm_i915_private *dev_priv)
dev_priv->max_cdclk_freq = skl_calc_cdclk(max_cdclk, vco);
} else if (IS_GEMINILAKE(dev_priv)) {
dev_priv->max_cdclk_freq = 316800;
- } else if (IS_BROXTON(dev_priv)) {
- dev_priv->max_cdclk_freq = 624000;
} else if (IS_BROADWELL(dev_priv)) {
/*
* FIXME with extra cooling we can allow
diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h
index b383511b6231..39c65f051468 100644
--- a/drivers/gpu/drm/i915/i915_reg.h
+++ b/drivers/gpu/drm/i915/i915_reg.h
@@ -7644,11 +7644,11 @@ enum {
#define SKL_DFSM _MMIO(0x51000)
#define SKL_DFSM_DISPLAY_HDCP_DISABLE (1 << 25)
-#define SKL_DFSM_CDCLK_LIMIT_MASK (3 << 23)
-#define SKL_DFSM_CDCLK_LIMIT_675 (0 << 23)
-#define SKL_DFSM_CDCLK_LIMIT_540 (1 << 23)
-#define SKL_DFSM_CDCLK_LIMIT_450 (2 << 23)
-#define SKL_DFSM_CDCLK_LIMIT_337_5 (3 << 23)
+#define BXT_DFSM_CDCLK_LIMIT_MASK (3 << 23)
+#define BXT_DFSM_CDCLK_LIMIT_675 (0 << 23)
+#define BXT_DFSM_CDCLK_LIMIT_540 (1 << 23)
+#define BXT_DFSM_CDCLK_LIMIT_450 (2 << 23)
+#define BXT_DFSM_CDCLK_LIMIT_337_5 (3 << 23)
#define SKL_DFSM_PIPE_A_DISABLE (1 << 30)
#define SKL_DFSM_PIPE_B_DISABLE (1 << 21)
#define SKL_DFSM_PIPE_C_DISABLE (1 << 28)
--
2.23.0
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