diff options
| author | Alex Deucher <alexdeucher@gmail.com> | 2011-03-02 10:21:05 -0500 |
|---|---|---|
| committer | Dave Airlie <airlied@redhat.com> | 2011-03-03 13:11:25 +1000 |
| commit | e1e84017f95504348308085ae7cd0bfe268caf10 (patch) | |
| tree | a6235be673a66bd3c80b7bf352820226af4398b5 /drivers/gpu/drm/radeon/radeon_connectors.c | |
| parent | ba77a26cb570f8b506bcb7991b1e154b8bd38914 (diff) | |
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 <alexdeucher@gmail.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
Diffstat (limited to 'drivers/gpu/drm/radeon/radeon_connectors.c')
| -rw-r--r-- | drivers/gpu/drm/radeon/radeon_connectors.c | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_connectors.c b/drivers/gpu/drm/radeon/radeon_connectors.c index 22b7e3dc0eca..3f3c9aac46cc 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; |