From: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
I totally fumbled the ?: usage when generating the DDI encoder
names. Reverse the things that need reversing, and to make it
a bit less messy add a few macros to hide the arithmetic on the
port enums.
Cc: Jani Nikula <jani.nikula@xxxxxxxxxxxxxxx>
Fixes: 2d709a5a624c ("drm/i915: Give DDI encoders even better names")
Signed-off-by: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
---
drivers/gpu/drm/i915/display/intel_ddi.c | 9 ++++++---
1 file changed, 6 insertions(+), 3 deletions(-)
diff --git a/drivers/gpu/drm/i915/display/intel_ddi.c b/drivers/gpu/drm/i915/display/intel_ddi.c
index 9d80e47e9558..2de2c69db7f2 100644
--- a/drivers/gpu/drm/i915/display/intel_ddi.c
+++ b/drivers/gpu/drm/i915/display/intel_ddi.c
@@ -5295,6 +5295,9 @@ static enum hpd_pin cnl_hpd_pin(struct drm_i915_private *dev_priv,
return HPD_PORT_A + port - PORT_A;
}
+#define port_tc_name(port) ((port) - PORT_TC1 + '1')
+#define tc_port_name(tc_port) ((tc_port) - TC_PORT_1 + '1')
+
void intel_ddi_init(struct drm_i915_private *dev_priv, enum port port)
{
struct intel_digital_port *dig_port;
@@ -5350,9 +5353,9 @@ void intel_ddi_init(struct drm_i915_private *dev_priv, enum port port)
DRM_MODE_ENCODER_TMDS,
"DDI %s%c/PHY %s%c",
port >= PORT_TC1 ? "TC" : "",
- port >= PORT_TC1 ? port_name(port) : port - PORT_TC1 + '1',
+ port >= PORT_TC1 ? port_tc_name(port) : port_name(port),
tc_port != TC_PORT_NONE ? "TC" : "",
- tc_port != TC_PORT_NONE ? phy_name(phy) : tc_port - TC_PORT_1 + '1');
+ tc_port != TC_PORT_NONE ? tc_port_name(tc_port) : phy_name(phy));
} else if (INTEL_GEN(dev_priv) >= 11) {
enum tc_port tc_port = intel_port_to_tc(dev_priv, port);
@@ -5362,7 +5365,7 @@ void intel_ddi_init(struct drm_i915_private *dev_priv, enum port port)
port_name(port),
port >= PORT_C ? " (TC)" : "",
tc_port != TC_PORT_NONE ? "TC" : "",
- tc_port != TC_PORT_NONE ? phy_name(phy) : tc_port - TC_PORT_1 + '1');
+ tc_port != TC_PORT_NONE ? tc_port_name(tc_port) : phy_name(phy));
} else {
drm_encoder_init(&dev_priv->drm, &encoder->base, &intel_ddi_funcs,
DRM_MODE_ENCODER_TMDS,
--
2.26.2
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