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path: root/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_mst_types.c
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-rw-r--r--drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_mst_types.c104
1 files changed, 61 insertions, 43 deletions
diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_mst_types.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_mst_types.c
index 4304d9e408b8..9a300732ba37 100644
--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_mst_types.c
+++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_mst_types.c
@@ -80,55 +80,72 @@ static void log_dpcd(uint8_t type,
static ssize_t dm_dp_aux_transfer(struct drm_dp_aux *aux,
struct drm_dp_aux_msg *msg)
{
- enum i2c_mot_mode mot = (msg->request & DP_AUX_I2C_MOT) ?
- I2C_MOT_TRUE : I2C_MOT_FALSE;
- enum ddc_result res;
- uint32_t read_bytes = msg->size;
+ ssize_t result = 0;
+ enum i2caux_transaction_action action;
+ enum aux_transaction_type type;
if (WARN_ON(msg->size > 16))
return -E2BIG;
switch (msg->request & ~DP_AUX_I2C_MOT) {
case DP_AUX_NATIVE_READ:
- res = dal_ddc_service_read_dpcd_data(
- TO_DM_AUX(aux)->ddc_service,
- false,
- I2C_MOT_UNDEF,
- msg->address,
- msg->buffer,
- msg->size,
- &read_bytes);
+ type = AUX_TRANSACTION_TYPE_DP;
+ action = I2CAUX_TRANSACTION_ACTION_DP_READ;
+
+ result = dc_link_aux_transfer(TO_DM_AUX(aux)->ddc_service,
+ msg->address,
+ &msg->reply,
+ msg->buffer,
+ msg->size,
+ type,
+ action);
break;
case DP_AUX_NATIVE_WRITE:
- res = dal_ddc_service_write_dpcd_data(
- TO_DM_AUX(aux)->ddc_service,
- false,
- I2C_MOT_UNDEF,
- msg->address,
- msg->buffer,
- msg->size);
+ type = AUX_TRANSACTION_TYPE_DP;
+ action = I2CAUX_TRANSACTION_ACTION_DP_WRITE;
+
+ dc_link_aux_transfer(TO_DM_AUX(aux)->ddc_service,
+ msg->address,
+ &msg->reply,
+ msg->buffer,
+ msg->size,
+ type,
+ action);
+ result = msg->size;
break;
case DP_AUX_I2C_READ:
- res = dal_ddc_service_read_dpcd_data(
- TO_DM_AUX(aux)->ddc_service,
- true,
- mot,
- msg->address,
- msg->buffer,
- msg->size,
- &read_bytes);
+ type = AUX_TRANSACTION_TYPE_I2C;
+ if (msg->request & DP_AUX_I2C_MOT)
+ action = I2CAUX_TRANSACTION_ACTION_I2C_READ_MOT;
+ else
+ action = I2CAUX_TRANSACTION_ACTION_I2C_READ;
+
+ result = dc_link_aux_transfer(TO_DM_AUX(aux)->ddc_service,
+ msg->address,
+ &msg->reply,
+ msg->buffer,
+ msg->size,
+ type,
+ action);
break;
case DP_AUX_I2C_WRITE:
- res = dal_ddc_service_write_dpcd_data(
- TO_DM_AUX(aux)->ddc_service,
- true,
- mot,
- msg->address,
- msg->buffer,
- msg->size);
+ type = AUX_TRANSACTION_TYPE_I2C;
+ if (msg->request & DP_AUX_I2C_MOT)
+ action = I2CAUX_TRANSACTION_ACTION_I2C_WRITE_MOT;
+ else
+ action = I2CAUX_TRANSACTION_ACTION_I2C_WRITE;
+
+ dc_link_aux_transfer(TO_DM_AUX(aux)->ddc_service,
+ msg->address,
+ &msg->reply,
+ msg->buffer,
+ msg->size,
+ type,
+ action);
+ result = msg->size;
break;
default:
- return 0;
+ return -EINVAL;
}
#ifdef TRACE_DPCD
@@ -139,9 +156,10 @@ static ssize_t dm_dp_aux_transfer(struct drm_dp_aux *aux,
r == DDC_RESULT_SUCESSFULL);
#endif
- if (res != DDC_RESULT_SUCESSFULL)
- return -EIO;
- return read_bytes;
+ if (result < 0) /* DC doesn't know about kernel error codes */
+ result = -EIO;
+
+ return result;
}
static enum drm_connector_status
@@ -233,7 +251,7 @@ static int dm_dp_mst_get_modes(struct drm_connector *connector)
edid = drm_dp_mst_get_edid(connector, &aconnector->mst_port->mst_mgr, aconnector->port);
if (!edid) {
- drm_mode_connector_update_edid_property(
+ drm_connector_update_edid_property(
&aconnector->base,
NULL);
return ret;
@@ -261,7 +279,7 @@ static int dm_dp_mst_get_modes(struct drm_connector *connector)
connector, aconnector->edid);
}
- drm_mode_connector_update_edid_property(
+ drm_connector_update_edid_property(
&aconnector->base, aconnector->edid);
ret = drm_add_edid_modes(connector, aconnector->edid);
@@ -345,7 +363,7 @@ dm_dp_add_mst_connector(struct drm_dp_mst_topology_mgr *mgr,
aconnector, connector->base.id, aconnector->mst_port);
aconnector->port = port;
- drm_mode_connector_set_path_property(connector, pathprop);
+ drm_connector_set_path_property(connector, pathprop);
drm_connector_list_iter_end(&conn_iter);
aconnector->mst_connected = true;
@@ -393,7 +411,7 @@ dm_dp_add_mst_connector(struct drm_dp_mst_topology_mgr *mgr,
dev->mode_config.tile_property,
0);
- drm_mode_connector_set_path_property(connector, pathprop);
+ drm_connector_set_path_property(connector, pathprop);
/*
* Initialize connector state before adding the connectror to drm and
@@ -441,7 +459,7 @@ static void dm_dp_mst_hotplug(struct drm_dp_mst_topology_mgr *mgr)
static void dm_dp_mst_link_status_reset(struct drm_connector *connector)
{
mutex_lock(&connector->dev->mode_config.mutex);
- drm_mode_connector_set_link_status_property(connector, DRM_MODE_LINK_STATUS_BAD);
+ drm_connector_set_link_status_property(connector, DRM_MODE_LINK_STATUS_BAD);
mutex_unlock(&connector->dev->mode_config.mutex);
}