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drm/i915/dp: Export intel_dp_max_common_rate/lane_count()

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Export intel_dp_max_common_rate() and intel_dp_max_lane_count() used by
a follow-up patch enabling the DP tunnel BW allocation mode.

Reviewed-by: Uma Shankar <uma.shankar@intel.com>
Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: Imre Deak <imre.deak@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240220211841.448846-8-imre.deak@intel.com
This commit is contained in:
Imre Deak
2024-02-20 23:18:27 +02:00
parent e35cce9371
commit 4ba732a64c
2 changed files with 4 additions and 2 deletions
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4
drivers/gpu/drm/i915/display/intel_dp.c
View File

@@ -309,7 +309,7 @@ static int intel_dp_common_rate(struct intel_dp *intel_dp, int index)
}
/* Theoretical max between source and sink */
static int intel_dp_max_common_rate(struct intel_dp *intel_dp)
int intel_dp_max_common_rate(struct intel_dp *intel_dp)
{
return intel_dp_common_rate(intel_dp, intel_dp->num_common_rates - 1);
}
@@ -326,7 +326,7 @@ static int intel_dp_max_source_lane_count(struct intel_digital_port *dig_port)
}
/* Theoretical max between source and sink */
static int intel_dp_max_common_lane_count(struct intel_dp *intel_dp)
int intel_dp_max_common_lane_count(struct intel_dp *intel_dp)
{
struct intel_digital_port *dig_port = dp_to_dig_port(intel_dp);
int source_max = intel_dp_max_source_lane_count(dig_port);

2
drivers/gpu/drm/i915/display/intel_dp.h
View File

@@ -102,6 +102,8 @@ int intel_dp_max_link_rate(struct intel_dp *intel_dp);
int intel_dp_max_lane_count(struct intel_dp *intel_dp);
int intel_dp_config_required_rate(const struct intel_crtc_state *crtc_state);
int intel_dp_rate_select(struct intel_dp *intel_dp, int rate);
int intel_dp_max_common_rate(struct intel_dp *intel_dp);
int intel_dp_max_common_lane_count(struct intel_dp *intel_dp);
void intel_dp_compute_rate(struct intel_dp *intel_dp, int port_clock,
u8 *link_bw, u8 *rate_select);