Commit 4ba732a6 authored by Imre Deak's avatar Imre Deak
Browse files

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



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: default avatarUma Shankar <uma.shankar@intel.com>
Reviewed-by: default avatarVille Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: default avatarImre Deak <imre.deak@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240220211841.448846-8-imre.deak@intel.com
parent e35cce93

drivers/gpu/drm/i915/display/intel_dp.c

+2 −2
Original line number Diff line number Diff line
@@ -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);

drivers/gpu/drm/i915/display/intel_dp.h

+2 −0
Original line number Diff line number Diff line
@@ -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);