#include <linux/acpi.h>
#include <linux/i2c.h>
+#include <drm/drm_atomic.h>
#include <drm/drm_probe_helper.h>
#include <drm/amdgpu_drm.h>
#include <drm/drm_edid.h>
return result;
}
-static void get_payload_table(
- struct amdgpu_dm_connector *aconnector,
- struct dp_mst_stream_allocation_table *proposed_table)
+static void
+fill_dc_mst_payload_table_from_drm(struct drm_dp_mst_topology_state *mst_state,
+ struct amdgpu_dm_connector *aconnector,
+ struct dc_dp_mst_stream_allocation_table *table)
{
- int i;
- struct drm_dp_mst_topology_mgr *mst_mgr =
- &aconnector->mst_port->mst_mgr;
+ struct dc_dp_mst_stream_allocation_table new_table = { 0 };
+ struct dc_dp_mst_stream_allocation *sa;
+ struct drm_dp_mst_atomic_payload *payload;
- mutex_lock(&mst_mgr->payload_lock);
+ /* Fill payload info*/
+ list_for_each_entry(payload, &mst_state->payloads, next) {
+ if (payload->delete)
+ continue;
- proposed_table->stream_count = 0;
-
- /* number of active streams */
- for (i = 0; i < mst_mgr->max_payloads; i++) {
- if (mst_mgr->payloads[i].num_slots == 0)
- break; /* end of vcp_id table */
-
- ASSERT(mst_mgr->payloads[i].payload_state !=
- DP_PAYLOAD_DELETE_LOCAL);
-
- if (mst_mgr->payloads[i].payload_state == DP_PAYLOAD_LOCAL ||
- mst_mgr->payloads[i].payload_state ==
- DP_PAYLOAD_REMOTE) {
-
- struct dp_mst_stream_allocation *sa =
- &proposed_table->stream_allocations[
- proposed_table->stream_count];
-
- sa->slot_count = mst_mgr->payloads[i].num_slots;
- sa->vcp_id = mst_mgr->proposed_vcpis[i]->vcpi;
- proposed_table->stream_count++;
- }
+ sa = &new_table.stream_allocations[new_table.stream_count];
+ sa->slot_count = payload->time_slots;
+ sa->vcp_id = payload->vcpi;
+ new_table.stream_count++;
}
- mutex_unlock(&mst_mgr->payload_lock);
+ /* Overwrite the old table */
+ *table = new_table;
}
void dm_helpers_dp_update_branch_info(
bool dm_helpers_dp_mst_write_payload_allocation_table(
struct dc_context *ctx,
const struct dc_stream_state *stream,
- struct dp_mst_stream_allocation_table *proposed_table,
+ struct dc_dp_mst_stream_allocation_table *proposed_table,
bool enable)
{
struct amdgpu_dm_connector *aconnector;
- struct dm_connector_state *dm_conn_state;
+ struct drm_dp_mst_topology_state *mst_state;
+ struct drm_dp_mst_atomic_payload *payload;
struct drm_dp_mst_topology_mgr *mst_mgr;
- struct drm_dp_mst_port *mst_port;
- bool ret;
- u8 link_coding_cap = DP_8b_10b_ENCODING;
aconnector = (struct amdgpu_dm_connector *)stream->dm_stream_context;
/* Accessing the connector state is required for vcpi_slots allocation
if (!aconnector || !aconnector->mst_port)
return false;
- dm_conn_state = to_dm_connector_state(aconnector->base.state);
-
mst_mgr = &aconnector->mst_port->mst_mgr;
-
- if (!mst_mgr->mst_state)
- return false;
-
- mst_port = aconnector->port;
-
-#if defined(CONFIG_DRM_AMD_DC_DCN)
- link_coding_cap = dc_link_dp_mst_decide_link_encoding_format(aconnector->dc_link);
-#endif
-
- if (enable) {
-
- ret = drm_dp_mst_allocate_vcpi(mst_mgr, mst_port,
- dm_conn_state->pbn,
- dm_conn_state->vcpi_slots);
- if (!ret)
- return false;
-
- } else {
- drm_dp_mst_reset_vcpi_slots(mst_mgr, mst_port);
- }
+ mst_state = to_drm_dp_mst_topology_state(mst_mgr->base.state);
/* It's OK for this to fail */
- drm_dp_update_payload_part1(mst_mgr, (link_coding_cap == DP_CAP_ANSI_128B132B) ? 0:1);
+ payload = drm_atomic_get_mst_payload_state(mst_state, aconnector->port);
+ if (enable)
+ drm_dp_add_payload_part1(mst_mgr, mst_state, payload);
+ else
+ drm_dp_remove_payload(mst_mgr, mst_state, payload);
/* mst_mgr->->payloads are VC payload notify MST branch using DPCD or
* AUX message. The sequence is slot 1-63 allocated sequence for each
* stream. AMD ASIC stream slot allocation should follow the same
* sequence. copy DRM MST allocation to dc */
-
- get_payload_table(aconnector, proposed_table);
+ fill_dc_mst_payload_table_from_drm(mst_state, aconnector, proposed_table);
return true;
}
bool enable)
{
struct amdgpu_dm_connector *aconnector;
+ struct drm_dp_mst_topology_state *mst_state;
struct drm_dp_mst_topology_mgr *mst_mgr;
- struct drm_dp_mst_port *mst_port;
+ struct drm_dp_mst_atomic_payload *payload;
enum mst_progress_status set_flag = MST_ALLOCATE_NEW_PAYLOAD;
enum mst_progress_status clr_flag = MST_CLEAR_ALLOCATED_PAYLOAD;
if (!aconnector || !aconnector->mst_port)
return false;
- mst_port = aconnector->port;
-
mst_mgr = &aconnector->mst_port->mst_mgr;
+ mst_state = to_drm_dp_mst_topology_state(mst_mgr->base.state);
- if (!mst_mgr->mst_state)
- return false;
-
+ payload = drm_atomic_get_mst_payload_state(mst_state, aconnector->port);
if (!enable) {
set_flag = MST_CLEAR_ALLOCATED_PAYLOAD;
clr_flag = MST_ALLOCATE_NEW_PAYLOAD;
}
- if (drm_dp_update_payload_part2(mst_mgr)) {
+ if (enable && drm_dp_add_payload_part2(mst_mgr, mst_state->base.state, payload)) {
amdgpu_dm_set_mst_status(&aconnector->mst_status,
set_flag, false);
} else {
clr_flag, false);
}
- if (!enable)
- drm_dp_mst_deallocate_vcpi(mst_mgr, mst_port);
-
return true;
}
projects / linux-2.6-block.git / blobdiff