[PATCH 5/6] drm/radeon/kms: fix handling of DP to LVDS bridges
Alex Deucher
alexdeucher at gmail.com
Mon Jun 13 14:13:35 PDT 2011
They need to be treated like eDP rather than DP.
May fix:
https://bugzilla.kernel.org/show_bug.cgi?id=34822
Signed-off-by: Alex Deucher <alexdeucher at gmail.com>
---
drivers/gpu/drm/radeon/radeon_connectors.c | 11 +++++++----
1 files changed, 7 insertions(+), 4 deletions(-)
diff --git a/drivers/gpu/drm/radeon/radeon_connectors.c b/drivers/gpu/drm/radeon/radeon_connectors.c
index 4d45855..1d1504b 100644
--- a/drivers/gpu/drm/radeon/radeon_connectors.c
+++ b/drivers/gpu/drm/radeon/radeon_connectors.c
@@ -1068,7 +1068,8 @@ static int radeon_dp_get_modes(struct drm_connector *connector)
struct drm_encoder *encoder = radeon_best_single_encoder(connector);
int ret;
- if (connector->connector_type == DRM_MODE_CONNECTOR_eDP) {
+ if ((connector->connector_type == DRM_MODE_CONNECTOR_eDP) ||
+ (connector->connector_type == DRM_MODE_CONNECTOR_LVDS)) {
struct drm_display_mode *mode;
if (!radeon_dig_connector->edp_on)
@@ -1201,7 +1202,8 @@ radeon_dp_detect(struct drm_connector *connector, bool force)
radeon_connector->edid = NULL;
}
- if (connector->connector_type == DRM_MODE_CONNECTOR_eDP) {
+ if ((connector->connector_type == DRM_MODE_CONNECTOR_eDP) ||
+ (connector->connector_type == DRM_MODE_CONNECTOR_LVDS)) {
if (encoder) {
struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
@@ -1264,7 +1266,8 @@ static int radeon_dp_mode_valid(struct drm_connector *connector,
/* XXX check mode bandwidth */
- if (connector->connector_type == DRM_MODE_CONNECTOR_eDP) {
+ if ((connector->connector_type == DRM_MODE_CONNECTOR_eDP) ||
+ (connector->connector_type == DRM_MODE_CONNECTOR_LVDS)) {
struct drm_encoder *encoder = radeon_best_single_encoder(connector);
if ((mode->hdisplay < 320) || (mode->vdisplay < 240))
@@ -1274,7 +1277,7 @@ static int radeon_dp_mode_valid(struct drm_connector *connector,
struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
- /* AVIVO hardware supports downscaling modes larger than the panel
+ /* AVIVO hardware supports downscaling modes larger than the panel
* to the panel size, but I'm not sure this is desirable.
*/
if ((mode->hdisplay > native_mode->hdisplay) ||
--
1.7.1.1
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