From e1e84017f95504348308085ae7cd0bfe268caf10 Mon Sep 17 00:00:00 2001 From: Alex Deucher Date: Wed, 2 Mar 2011 10:21:05 -0500 Subject: [PATCH] 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: Alex Deucher Signed-off-by: Dave Airlie --- drivers/gpu/drm/radeon/radeon_connectors.c | 11 ++++++++++- 1 file changed, 10 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/radeon/radeon_connectors.c b/drivers/gpu/drm/radeon/radeon_connectors.c index 22b7e3dc0ec..3f3c9aac46c 100644 --- a/drivers/gpu/drm/radeon/radeon_connectors.c +++ b/drivers/gpu/drm/radeon/radeon_connectors.c @@ -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_HDMI_TYPE_B)) return MODE_OK; - else + 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 + return MODE_OK; + } else + return MODE_CLOCK_HIGH; + } else return MODE_CLOCK_HIGH; } return MODE_OK; -- 2.43.2