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Commit 38598f03 authored by qctecmdr Service's avatar qctecmdr Service Committed by Gerrit - the friendly Code Review server
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Merge "drm/msm/dp: use correct clock after rate down shift"

parents 7be4fff4 e2682cf8

drivers/gpu/drm/msm/dp/dp_display.c

+3 −2
Original line number Diff line number Diff line
@@ -1716,7 +1716,7 @@ static enum drm_mode_status dp_display_validate_mode( 
	enum drm_mode_status mode_status = MODE_BAD;

	bool in_list = false;

	struct dp_mst_connector *mst_connector;

	int hdis, vdis, vref, ar, _hdis, _vdis, _vref, _ar;

	int hdis, vdis, vref, ar, _hdis, _vdis, _vref, _ar, rate;



	if (!dp_display || !mode || !panel) {

		pr_err("invalid params\n");
@@ -1746,7 +1746,8 @@ static enum drm_mode_status dp_display_validate_mode( 
	mode_bpp = dp_panel->get_mode_bpp(dp_panel, mode_bpp, mode->clock);



	mode_rate_khz = mode->clock * mode_bpp;

	supported_rate_khz = link_info->num_lanes * link_info->rate * 8;

	rate = drm_dp_bw_code_to_link_rate(dp->link->link_params.bw_code);

	supported_rate_khz = link_info->num_lanes * rate * 8;



	if (mode_rate_khz > supported_rate_khz) {

		DP_MST_DEBUG("pclk:%d, supported_rate:%d\n",