drm/i915: Use a helper to get the aux power domain
From ICL onwards the AUX power domain may change dynamically based on
whether a DDI/TypeC port is in thunderbolt or non-thunderbolt mode, so
use a helper function instead of a static field to get the current
domain.
Cc: Paulo Zanoni <paulo.r.zanoni@intel.com>
Cc: Ville Syrjälä <ville.syrjala@linux.intel.com>
Cc: José Roberto de Souza <jose.souza@intel.com>
Cc: Lucas De Marchi <lucas.demarchi@intel.com>
Cc: Rodrigo Vivi <rodrigo.vivi@intel.com>
Signed-off-by: Imre Deak <imre.deak@intel.com>
Reviewed-by: José Roberto de Souza <jose.souza@intel.com>
Reviewed-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20181101140427.31026-5-imre.deak@intel.com
diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index 3618d3a..17a57de 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -5929,6 +5929,28 @@ enum intel_display_power_domain intel_port_to_power_domain(enum port port)
}
}
+enum intel_display_power_domain
+intel_aux_power_domain(struct intel_digital_port *dig_port)
+{
+ switch (dig_port->aux_ch) {
+ case AUX_CH_A:
+ return POWER_DOMAIN_AUX_A;
+ case AUX_CH_B:
+ return POWER_DOMAIN_AUX_B;
+ case AUX_CH_C:
+ return POWER_DOMAIN_AUX_C;
+ case AUX_CH_D:
+ return POWER_DOMAIN_AUX_D;
+ case AUX_CH_E:
+ return POWER_DOMAIN_AUX_E;
+ case AUX_CH_F:
+ return POWER_DOMAIN_AUX_F;
+ default:
+ MISSING_CASE(dig_port->aux_ch);
+ return POWER_DOMAIN_AUX_A;
+ }
+}
+
static u64 get_crtc_power_domains(struct drm_crtc *crtc,
struct intel_crtc_state *crtc_state)
{