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authorAlex Hung <alex.hung@amd.com>2023-08-25 13:21:28 -0600
committerAlex Deucher <alexander.deucher@amd.com>2023-09-26 17:00:21 -0400
commit0e859faf8670a78ce206977dcf1a31a0231e9ca5 (patch)
tree6fe4f2c9fff9ffd95cb0bdd1688ca22ce835b64b
parent5d72e247e58c966f4e50cffebf0d414de7fc90ed (diff)
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drm/amd/display: Remove unwanted drm edid references
[WHY] edid_override and drm_edid_override_connector_update, according to drm documentation, should not be referred outside drm_edid. [HOW] Remove and replace them accordingly. This can tested by IGT's kms_hdmi_inject test. Reviewed-by: Harry Wentland <harry.wentland@amd.com> Acked-by: Jani Nikula <jani.nikula@intel.com> Signed-off-by: Alex Hung <alex.hung@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
-rw-r--r--drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c42
1 files changed, 23 insertions, 19 deletions
diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
index 5dc7f8f0e254..ab234bf0b2d4 100644
--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
+++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
@@ -6461,15 +6461,23 @@ amdgpu_dm_connector_late_register(struct drm_connector *connector)
static void amdgpu_dm_connector_funcs_force(struct drm_connector *connector)
{
struct amdgpu_dm_connector *aconnector = to_amdgpu_dm_connector(connector);
+ struct amdgpu_connector *amdgpu_connector = to_amdgpu_connector(connector);
struct dc_link *dc_link = aconnector->dc_link;
struct dc_sink *dc_em_sink = aconnector->dc_em_sink;
struct edid *edid;
- if (!connector->edid_override)
+ /*
+ * Note: drm_get_edid gets edid in the following order:
+ * 1) override EDID if set via edid_override debugfs,
+ * 2) firmware EDID if set via edid_firmware module parameter
+ * 3) regular DDC read.
+ */
+ edid = drm_get_edid(connector, &amdgpu_connector->ddc_bus->aux.ddc);
+ if (!edid) {
+ DRM_ERROR("No EDID found on connector: %s.\n", connector->name);
return;
+ }
- drm_edid_override_connector_update(&aconnector->base);
- edid = aconnector->base.edid_blob_ptr->data;
aconnector->edid = edid;
/* Update emulated (virtual) sink's EDID */
@@ -6504,30 +6512,26 @@ static int get_modes(struct drm_connector *connector)
static void create_eml_sink(struct amdgpu_dm_connector *aconnector)
{
+ struct drm_connector *connector = &aconnector->base;
+ struct amdgpu_connector *amdgpu_connector = to_amdgpu_connector(&aconnector->base);
struct dc_sink_init_data init_params = {
.link = aconnector->dc_link,
.sink_signal = SIGNAL_TYPE_VIRTUAL
};
struct edid *edid;
- if (!aconnector->base.edid_blob_ptr) {
- /* if connector->edid_override valid, pass
- * it to edid_override to edid_blob_ptr
- */
-
- drm_edid_override_connector_update(&aconnector->base);
-
- if (!aconnector->base.edid_blob_ptr) {
- DRM_ERROR("No EDID firmware found on connector: %s ,forcing to OFF!\n",
- aconnector->base.name);
-
- aconnector->base.force = DRM_FORCE_OFF;
- return;
- }
+ /*
+ * Note: drm_get_edid gets edid in the following order:
+ * 1) override EDID if set via edid_override debugfs,
+ * 2) firmware EDID if set via edid_firmware module parameter
+ * 3) regular DDC read.
+ */
+ edid = drm_get_edid(connector, &amdgpu_connector->ddc_bus->aux.ddc);
+ if (!edid) {
+ DRM_ERROR("No EDID found on connector: %s.\n", connector->name);
+ return;
}
- edid = (struct edid *) aconnector->base.edid_blob_ptr->data;
-
aconnector->edid = edid;
aconnector->dc_em_sink = dc_link_add_remote_sink(