[Intel-gfx] [PATCH 11/30] drm/i915/display: remove explicit CNL handling from intel_dp.c

[Lucas De Marchi]

The only real platform with DISPLAY_VER == 10 is GLK. We don't need to
handle CNL explicitly in intel_dp.c.

Remove code and rename functions/macros accordingly to use ICL prefix.

Signed-off-by: Lucas De Marchi <lucas.demar...@intel.com>
---
 drivers/gpu/drm/i915/display/intel_dp.c | 35 ++++---------------------
 1 file changed, 5 insertions(+), 30 deletions(-)

diff --git a/drivers/gpu/drm/i915/display/intel_dp.c 
b/drivers/gpu/drm/i915/display/intel_dp.c
index c386ef8eb200..db701ec5a221 100644
--- a/drivers/gpu/drm/i915/display/intel_dp.c
+++ b/drivers/gpu/drm/i915/display/intel_dp.c
@@ -222,29 +222,6 @@ bool intel_dp_can_bigjoiner(struct intel_dp *intel_dp)
                 encoder->port != PORT_A);
 }
 
-static int cnl_max_source_rate(struct intel_dp *intel_dp)
-{
-       struct intel_digital_port *dig_port = dp_to_dig_port(intel_dp);
-       struct drm_i915_private *dev_priv = to_i915(dig_port->base.base.dev);
-       enum port port = dig_port->base.port;
-
-       u32 voltage = intel_de_read(dev_priv, CNL_PORT_COMP_DW3) & 
VOLTAGE_INFO_MASK;
-
-       /* Low voltage SKUs are limited to max of 5.4G */
-       if (voltage == VOLTAGE_INFO_0_85V)
-               return 540000;
-
-       /* For this SKU 8.1G is supported in all ports */
-       if (IS_CNL_WITH_PORT_F(dev_priv))
-               return 810000;
-
-       /* For other SKUs, max rate on ports A and D is 5.4G */
-       if (port == PORT_A || port == PORT_D)
-               return 540000;
-
-       return 810000;
-}
-
 static int icl_max_source_rate(struct intel_dp *intel_dp)
 {
        struct intel_digital_port *dig_port = dp_to_dig_port(intel_dp);
@@ -270,7 +247,7 @@ static void
 intel_dp_set_source_rates(struct intel_dp *intel_dp)
 {
        /* The values must be in increasing order */
-       static const int cnl_rates[] = {
+       static const int icl_rates[] = {
                162000, 216000, 270000, 324000, 432000, 540000, 648000, 810000
        };
        static const int bxt_rates[] = {
@@ -295,12 +272,10 @@ intel_dp_set_source_rates(struct intel_dp *intel_dp)
        drm_WARN_ON(&dev_priv->drm,
                    intel_dp->source_rates || intel_dp->num_source_rates);
 
-       if (DISPLAY_VER(dev_priv) >= 11 || IS_CANNONLAKE(dev_priv)) {
-               source_rates = cnl_rates;
-               size = ARRAY_SIZE(cnl_rates);
-               if (DISPLAY_VER(dev_priv) == 10)
-                       max_rate = cnl_max_source_rate(intel_dp);
-               else if (IS_JSL_EHL(dev_priv))
+       if (DISPLAY_VER(dev_priv) >= 11) {
+               source_rates = icl_rates;
+               size = ARRAY_SIZE(icl_rates);
+               if (IS_JSL_EHL(dev_priv))
                        max_rate = ehl_max_source_rate(intel_dp);
                else
                        max_rate = icl_max_source_rate(intel_dp);
-- 
2.31.1

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