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Commit e1e84017 authored by Alex Deucher's avatar Alex Deucher Committed by Dave Airlie
Browse files

drm/radeon/kms: allow max clock of 340 Mhz on hdmi 1.3+ 



hdmi 1.3 raises the max clock from 165 Mhz to 340 Mhz.

Signed-off-by: default avatarAlex Deucher <alexdeucher@gmail.com>
Signed-off-by: default avatarDave Airlie <airlied@redhat.com>
parent ba77a26c

drivers/gpu/drm/radeon/radeon_connectors.c

+10 −1
Original line number Original line Diff line number Diff line
@@ -972,7 +972,16 @@ static int radeon_dvi_mode_valid(struct drm_connector *connector, 
		    (radeon_connector->connector_object_id == CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_D) ||

		    (radeon_connector->connector_object_id == CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_D) ||

		    (radeon_connector->connector_object_id == CONNECTOR_OBJECT_ID_HDMI_TYPE_B))

		    (radeon_connector->connector_object_id == CONNECTOR_OBJECT_ID_HDMI_TYPE_B))

			return MODE_OK;

			return MODE_OK;

		else if (radeon_connector->connector_object_id == CONNECTOR_OBJECT_ID_HDMI_TYPE_A) {

			if (ASIC_IS_DCE3(rdev)) {

				/* HDMI 1.3+ supports max clock of 340 Mhz */

				if (mode->clock > 340000)

					return MODE_CLOCK_HIGH;

				else

				else

					return MODE_OK;

			} else

				return MODE_CLOCK_HIGH;

		} else

			return MODE_CLOCK_HIGH;

			return MODE_CLOCK_HIGH;

	}

	}

	return MODE_OK;

	return MODE_OK;