summaryrefslogtreecommitdiff
path: root/drivers/gpu/drm/i915/display/intel_hdcp.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/gpu/drm/i915/display/intel_hdcp.c')
-rw-r--r--drivers/gpu/drm/i915/display/intel_hdcp.c78
1 files changed, 42 insertions, 36 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_hdcp.c b/drivers/gpu/drm/i915/display/intel_hdcp.c
index 39b3f7c0c77c..c3e692e7f790 100644
--- a/drivers/gpu/drm/i915/display/intel_hdcp.c
+++ b/drivers/gpu/drm/i915/display/intel_hdcp.c
@@ -347,7 +347,7 @@ u32 intel_hdcp_get_repeater_ctl(struct drm_i915_private *i915,
default:
drm_err(&i915->drm, "Unknown transcoder %d\n",
cpu_transcoder);
- return -EINVAL;
+ return 0;
}
}
@@ -364,7 +364,7 @@ u32 intel_hdcp_get_repeater_ctl(struct drm_i915_private *i915,
return HDCP_DDIE_REP_PRESENT | HDCP_DDIE_SHA1_M0;
default:
drm_err(&i915->drm, "Unknown port %d\n", port);
- return -EINVAL;
+ return 0;
}
}
@@ -853,8 +853,8 @@ static int intel_hdcp_auth(struct intel_connector *connector)
if (shim->stream_encryption) {
ret = shim->stream_encryption(connector, true);
if (ret) {
- drm_err(&i915->drm, "[%s:%d] Failed to enable HDCP 1.4 stream enc\n",
- connector->base.name, connector->base.base.id);
+ drm_err(&i915->drm, "[CONNECTOR:%d:%s] Failed to enable HDCP 1.4 stream enc\n",
+ connector->base.base.id, connector->base.name);
return ret;
}
drm_dbg_kms(&i915->drm, "HDCP 1.4 transcoder: %s stream encrypted\n",
@@ -878,14 +878,14 @@ static int _intel_hdcp_disable(struct intel_connector *connector)
u32 repeater_ctl;
int ret;
- drm_dbg_kms(&i915->drm, "[%s:%d] HDCP is being disabled...\n",
- connector->base.name, connector->base.base.id);
+ drm_dbg_kms(&i915->drm, "[CONNECTOR:%d:%s] HDCP is being disabled...\n",
+ connector->base.base.id, connector->base.name);
if (hdcp->shim->stream_encryption) {
ret = hdcp->shim->stream_encryption(connector, false);
if (ret) {
- drm_err(&i915->drm, "[%s:%d] Failed to disable HDCP 1.4 stream enc\n",
- connector->base.name, connector->base.base.id);
+ drm_err(&i915->drm, "[CONNECTOR:%d:%s] Failed to disable HDCP 1.4 stream enc\n",
+ connector->base.base.id, connector->base.name);
return ret;
}
drm_dbg_kms(&i915->drm, "HDCP 1.4 transcoder: %s stream encryption disabled\n",
@@ -929,8 +929,8 @@ static int intel_hdcp1_enable(struct intel_connector *connector)
struct intel_hdcp *hdcp = &connector->hdcp;
int i, ret, tries = 3;
- drm_dbg_kms(&i915->drm, "[%s:%d] HDCP is being enabled...\n",
- connector->base.name, connector->base.base.id);
+ drm_dbg_kms(&i915->drm, "[CONNECTOR:%d:%s] HDCP is being enabled...\n",
+ connector->base.base.id, connector->base.name);
if (!hdcp_key_loadable(i915)) {
drm_err(&i915->drm, "HDCP key Load is not possible\n");
@@ -1027,8 +1027,8 @@ static int intel_hdcp_check_link(struct intel_connector *connector)
if (drm_WARN_ON(&i915->drm,
!intel_hdcp_in_use(i915, cpu_transcoder, port))) {
drm_err(&i915->drm,
- "%s:%d HDCP link stopped encryption,%x\n",
- connector->base.name, connector->base.base.id,
+ "[CONNECTOR:%d:%s] HDCP link stopped encryption,%x\n",
+ connector->base.base.id, connector->base.name,
intel_de_read(i915, HDCP_STATUS(i915, cpu_transcoder, port)));
ret = -ENXIO;
intel_hdcp_update_value(connector,
@@ -1046,8 +1046,8 @@ static int intel_hdcp_check_link(struct intel_connector *connector)
}
drm_dbg_kms(&i915->drm,
- "[%s:%d] HDCP link failed, retrying authentication\n",
- connector->base.name, connector->base.base.id);
+ "[CONNECTOR:%d:%s] HDCP link failed, retrying authentication\n",
+ connector->base.base.id, connector->base.name);
ret = _intel_hdcp_disable(connector);
if (ret) {
@@ -1633,6 +1633,12 @@ int hdcp2_authenticate_repeater_topology(struct intel_connector *connector)
!HDCP_2_2_HDCP1_DEVICE_CONNECTED(rx_info[1]) &&
!HDCP_2_2_HDCP_2_0_REP_CONNECTED(rx_info[1]);
+ if (!dig_port->hdcp_mst_type1_capable && hdcp->content_type) {
+ drm_dbg_kms(&i915->drm,
+ "HDCP1.x or 2.0 Legacy Device Downstream\n");
+ return -EINVAL;
+ }
+
/* Converting and Storing the seq_num_v to local variable as DWORD */
seq_num_v =
drm_hdcp_be24_to_cpu((const u8 *)msgs.recvid_list.seq_num_v);
@@ -1731,8 +1737,8 @@ static int hdcp2_enable_stream_encryption(struct intel_connector *connector)
if (!(intel_de_read(i915, HDCP2_STATUS(i915, cpu_transcoder, port)) &
LINK_ENCRYPTION_STATUS)) {
- drm_err(&i915->drm, "[%s:%d] HDCP 2.2 Link is not encrypted\n",
- connector->base.name, connector->base.base.id);
+ drm_err(&i915->drm, "[CONNECTOR:%d:%s] HDCP 2.2 Link is not encrypted\n",
+ connector->base.base.id, connector->base.name);
ret = -EPERM;
goto link_recover;
}
@@ -1740,8 +1746,8 @@ static int hdcp2_enable_stream_encryption(struct intel_connector *connector)
if (hdcp->shim->stream_2_2_encryption) {
ret = hdcp->shim->stream_2_2_encryption(connector, true);
if (ret) {
- drm_err(&i915->drm, "[%s:%d] Failed to enable HDCP 2.2 stream enc\n",
- connector->base.name, connector->base.base.id);
+ drm_err(&i915->drm, "[CONNECTOR:%d:%s] Failed to enable HDCP 2.2 stream enc\n",
+ connector->base.base.id, connector->base.name);
return ret;
}
drm_dbg_kms(&i915->drm, "HDCP 2.2 transcoder: %s stream encrypted\n",
@@ -1925,8 +1931,8 @@ static int _intel_hdcp2_enable(struct intel_connector *connector)
struct intel_hdcp *hdcp = &connector->hdcp;
int ret;
- drm_dbg_kms(&i915->drm, "[%s:%d] HDCP2.2 is being enabled. Type: %d\n",
- connector->base.name, connector->base.base.id,
+ drm_dbg_kms(&i915->drm, "[CONNECTOR:%d:%s] HDCP2.2 is being enabled. Type: %d\n",
+ connector->base.base.id, connector->base.name,
hdcp->content_type);
ret = hdcp2_authenticate_and_encrypt(connector);
@@ -1936,8 +1942,8 @@ static int _intel_hdcp2_enable(struct intel_connector *connector)
return ret;
}
- drm_dbg_kms(&i915->drm, "[%s:%d] HDCP2.2 is enabled. Type %d\n",
- connector->base.name, connector->base.base.id,
+ drm_dbg_kms(&i915->drm, "[CONNECTOR:%d:%s] HDCP2.2 is enabled. Type %d\n",
+ connector->base.base.id, connector->base.name,
hdcp->content_type);
hdcp->hdcp2_encrypted = true;
@@ -1953,14 +1959,14 @@ _intel_hdcp2_disable(struct intel_connector *connector, bool hdcp2_link_recovery
struct intel_hdcp *hdcp = &connector->hdcp;
int ret;
- drm_dbg_kms(&i915->drm, "[%s:%d] HDCP2.2 is being Disabled\n",
- connector->base.name, connector->base.base.id);
+ drm_dbg_kms(&i915->drm, "[CONNECTOR:%d:%s] HDCP2.2 is being Disabled\n",
+ connector->base.base.id, connector->base.name);
if (hdcp->shim->stream_2_2_encryption) {
ret = hdcp->shim->stream_2_2_encryption(connector, false);
if (ret) {
- drm_err(&i915->drm, "[%s:%d] Failed to disable HDCP 2.2 stream enc\n",
- connector->base.name, connector->base.base.id);
+ drm_err(&i915->drm, "[CONNECTOR:%d:%s] Failed to disable HDCP 2.2 stream enc\n",
+ connector->base.base.id, connector->base.name);
return ret;
}
drm_dbg_kms(&i915->drm, "HDCP 2.2 transcoder: %s stream encryption disabled\n",
@@ -2040,20 +2046,20 @@ static int intel_hdcp2_check_link(struct intel_connector *connector)
goto out;
}
drm_dbg_kms(&i915->drm,
- "[%s:%d] Repeater topology auth failed.(%d)\n",
- connector->base.name, connector->base.base.id,
+ "[CONNECTOR:%d:%s] Repeater topology auth failed.(%d)\n",
+ connector->base.base.id, connector->base.name,
ret);
} else {
drm_dbg_kms(&i915->drm,
- "[%s:%d] HDCP2.2 link failed, retrying auth\n",
- connector->base.name, connector->base.base.id);
+ "[CONNECTOR:%d:%s] HDCP2.2 link failed, retrying auth\n",
+ connector->base.base.id, connector->base.name);
}
ret = _intel_hdcp2_disable(connector, true);
if (ret) {
drm_err(&i915->drm,
- "[%s:%d] Failed to disable hdcp2.2 (%d)\n",
- connector->base.name, connector->base.base.id, ret);
+ "[CONNECTOR:%d:%s] Failed to disable hdcp2.2 (%d)\n",
+ connector->base.base.id, connector->base.name, ret);
intel_hdcp_update_value(connector,
DRM_MODE_CONTENT_PROTECTION_DESIRED, true);
goto out;
@@ -2062,8 +2068,8 @@ static int intel_hdcp2_check_link(struct intel_connector *connector)
ret = _intel_hdcp2_enable(connector);
if (ret) {
drm_dbg_kms(&i915->drm,
- "[%s:%d] Failed to enable hdcp2.2 (%d)\n",
- connector->base.name, connector->base.base.id,
+ "[CONNECTOR:%d:%s] Failed to enable hdcp2.2 (%d)\n",
+ connector->base.base.id, connector->base.name,
ret);
intel_hdcp_update_value(connector,
DRM_MODE_CONTENT_PROTECTION_DESIRED,
@@ -2341,8 +2347,8 @@ static int _intel_hdcp_enable(struct intel_atomic_state *state,
return -ENOENT;
if (!connector->encoder) {
- drm_err(&i915->drm, "[%s:%d] encoder is not initialized\n",
- connector->base.name, connector->base.base.id);
+ drm_err(&i915->drm, "[CONNECTOR:%d:%s] encoder is not initialized\n",
+ connector->base.base.id, connector->base.name);
return -ENODEV;
}
generated by cgit v1.2.3 (git 2.39.0) at 2024-08-01 02:43:57 +0300