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path: root/drivers/gpu/drm/i915/display/intel_hdcp.c
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Diffstat (limited to 'drivers/gpu/drm/i915/display/intel_hdcp.c')
-rw-r--r--drivers/gpu/drm/i915/display/intel_hdcp.c38
1 files changed, 18 insertions, 20 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_hdcp.c b/drivers/gpu/drm/i915/display/intel_hdcp.c
index 34fabadefaf6..8cca4793cf92 100644
--- a/drivers/gpu/drm/i915/display/intel_hdcp.c
+++ b/drivers/gpu/drm/i915/display/intel_hdcp.c
@@ -163,7 +163,6 @@ bool intel_hdcp_capable(struct intel_connector *connector)
/* Is HDCP2.2 capable on Platform and Sink */
bool intel_hdcp2_capable(struct intel_connector *connector)
{
- struct intel_digital_port *dig_port = intel_attached_dig_port(connector);
struct drm_i915_private *i915 = to_i915(connector->base.dev);
struct intel_hdcp *hdcp = &connector->hdcp;
bool capable = false;
@@ -177,8 +176,11 @@ bool intel_hdcp2_capable(struct intel_connector *connector)
struct intel_gt *gt = i915->media_gt;
struct intel_gsc_uc *gsc = gt ? &gt->uc.gsc : NULL;
- if (!gsc || !intel_uc_fw_is_running(&gsc->fw))
+ if (!gsc || !intel_uc_fw_is_running(&gsc->fw)) {
+ drm_dbg_kms(&i915->drm,
+ "GSC components required for HDCP2.2 are not ready\n");
return false;
+ }
}
/* MEI/GSC interface is solid depending on which is used */
@@ -190,7 +192,7 @@ bool intel_hdcp2_capable(struct intel_connector *connector)
mutex_unlock(&i915->display.hdcp.hdcp_mutex);
/* Sink's capability for HDCP2.2 */
- hdcp->shim->hdcp_2_2_capable(dig_port, &capable);
+ hdcp->shim->hdcp_2_2_capable(connector, &capable);
return capable;
}
@@ -1412,7 +1414,6 @@ static int hdcp2_deauthenticate_port(struct intel_connector *connector)
/* Authentication flow starts from here */
static int hdcp2_authentication_key_exchange(struct intel_connector *connector)
{
- struct intel_digital_port *dig_port = intel_attached_dig_port(connector);
struct drm_i915_private *i915 = to_i915(connector->base.dev);
struct intel_hdcp *hdcp = &connector->hdcp;
union {
@@ -1434,12 +1435,12 @@ static int hdcp2_authentication_key_exchange(struct intel_connector *connector)
if (ret < 0)
return ret;
- ret = shim->write_2_2_msg(dig_port, &msgs.ake_init,
+ ret = shim->write_2_2_msg(connector, &msgs.ake_init,
sizeof(msgs.ake_init));
if (ret < 0)
return ret;
- ret = shim->read_2_2_msg(dig_port, HDCP_2_2_AKE_SEND_CERT,
+ ret = shim->read_2_2_msg(connector, HDCP_2_2_AKE_SEND_CERT,
&msgs.send_cert, sizeof(msgs.send_cert));
if (ret < 0)
return ret;
@@ -1468,11 +1469,11 @@ static int hdcp2_authentication_key_exchange(struct intel_connector *connector)
if (ret < 0)
return ret;
- ret = shim->write_2_2_msg(dig_port, &msgs.no_stored_km, size);
+ ret = shim->write_2_2_msg(connector, &msgs.no_stored_km, size);
if (ret < 0)
return ret;
- ret = shim->read_2_2_msg(dig_port, HDCP_2_2_AKE_SEND_HPRIME,
+ ret = shim->read_2_2_msg(connector, HDCP_2_2_AKE_SEND_HPRIME,
&msgs.send_hprime, sizeof(msgs.send_hprime));
if (ret < 0)
return ret;
@@ -1483,7 +1484,7 @@ static int hdcp2_authentication_key_exchange(struct intel_connector *connector)
if (!hdcp->is_paired) {
/* Pairing is required */
- ret = shim->read_2_2_msg(dig_port,
+ ret = shim->read_2_2_msg(connector,
HDCP_2_2_AKE_SEND_PAIRING_INFO,
&msgs.pairing_info,
sizeof(msgs.pairing_info));
@@ -1501,7 +1502,6 @@ static int hdcp2_authentication_key_exchange(struct intel_connector *connector)
static int hdcp2_locality_check(struct intel_connector *connector)
{
- struct intel_digital_port *dig_port = intel_attached_dig_port(connector);
struct intel_hdcp *hdcp = &connector->hdcp;
union {
struct hdcp2_lc_init lc_init;
@@ -1515,12 +1515,12 @@ static int hdcp2_locality_check(struct intel_connector *connector)
if (ret < 0)
continue;
- ret = shim->write_2_2_msg(dig_port, &msgs.lc_init,
+ ret = shim->write_2_2_msg(connector, &msgs.lc_init,
sizeof(msgs.lc_init));
if (ret < 0)
continue;
- ret = shim->read_2_2_msg(dig_port,
+ ret = shim->read_2_2_msg(connector,
HDCP_2_2_LC_SEND_LPRIME,
&msgs.send_lprime,
sizeof(msgs.send_lprime));
@@ -1537,7 +1537,6 @@ static int hdcp2_locality_check(struct intel_connector *connector)
static int hdcp2_session_key_exchange(struct intel_connector *connector)
{
- struct intel_digital_port *dig_port = intel_attached_dig_port(connector);
struct intel_hdcp *hdcp = &connector->hdcp;
struct hdcp2_ske_send_eks send_eks;
int ret;
@@ -1546,7 +1545,7 @@ static int hdcp2_session_key_exchange(struct intel_connector *connector)
if (ret < 0)
return ret;
- ret = hdcp->shim->write_2_2_msg(dig_port, &send_eks,
+ ret = hdcp->shim->write_2_2_msg(connector, &send_eks,
sizeof(send_eks));
if (ret < 0)
return ret;
@@ -1584,12 +1583,12 @@ int _hdcp2_propagate_stream_management_info(struct intel_connector *connector)
streams_size_delta = (HDCP_2_2_MAX_CONTENT_STREAMS_CNT - data->k) *
sizeof(struct hdcp2_streamid_type);
/* Send it to Repeater */
- ret = shim->write_2_2_msg(dig_port, &msgs.stream_manage,
+ ret = shim->write_2_2_msg(connector, &msgs.stream_manage,
sizeof(msgs.stream_manage) - streams_size_delta);
if (ret < 0)
goto out;
- ret = shim->read_2_2_msg(dig_port, HDCP_2_2_REP_STREAM_READY,
+ ret = shim->read_2_2_msg(connector, HDCP_2_2_REP_STREAM_READY,
&msgs.stream_ready, sizeof(msgs.stream_ready));
if (ret < 0)
goto out;
@@ -1619,7 +1618,7 @@ int hdcp2_authenticate_repeater_topology(struct intel_connector *connector)
u8 *rx_info;
int ret;
- ret = shim->read_2_2_msg(dig_port, HDCP_2_2_REP_SEND_RECVID_LIST,
+ ret = shim->read_2_2_msg(connector, HDCP_2_2_REP_SEND_RECVID_LIST,
&msgs.recvid_list, sizeof(msgs.recvid_list));
if (ret < 0)
return ret;
@@ -1672,7 +1671,7 @@ int hdcp2_authenticate_repeater_topology(struct intel_connector *connector)
return ret;
hdcp->seq_num_v = seq_num_v;
- ret = shim->write_2_2_msg(dig_port, &msgs.rep_ack,
+ ret = shim->write_2_2_msg(connector, &msgs.rep_ack,
sizeof(msgs.rep_ack));
if (ret < 0)
return ret;
@@ -1682,7 +1681,6 @@ int hdcp2_authenticate_repeater_topology(struct intel_connector *connector)
static int hdcp2_authenticate_sink(struct intel_connector *connector)
{
- struct intel_digital_port *dig_port = intel_attached_dig_port(connector);
struct drm_i915_private *i915 = to_i915(connector->base.dev);
struct intel_hdcp *hdcp = &connector->hdcp;
const struct intel_hdcp_shim *shim = hdcp->shim;
@@ -1708,7 +1706,7 @@ static int hdcp2_authenticate_sink(struct intel_connector *connector)
}
if (shim->config_stream_type) {
- ret = shim->config_stream_type(dig_port,
+ ret = shim->config_stream_type(connector,
hdcp->is_repeater,
hdcp->content_type);
if (ret < 0)
generated by cgit v1.2.3 (git 2.25.1) at 2025-04-08 08:31:09 +0000