drm/i915/hdcp: Pass connector to check_2_2_link

This requires for HDCP 2.2 MST check link.
As for DP/HDMI shims check_2_2_link retrieves the connector
from dig_port, this is not sufficient or DP MST connector,
there can be multiple DP MST topology connector associated
with same dig_port.

Cc: Ramalingam C <ramalingam.c@intel.com>
Reviewed-by: Uma Shankar <uma.shankar@intel.com>
Reviewed-by: Ramalingam C <ramalingam.c@intel.com>
Tested-by: Karthik B S <karthik.b.s@intel.com>
Signed-off-by: Anshuman Gupta <anshuman.gupta@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20210111081120.28417-16-anshuman.gupta@intel.com

diff --git a/drivers/gpu/drm/i915/display/intel_display_types.h b/drivers/gpu/drm/i915/display/intel_display_types.h
index d2c4df4..d27c773 100644 (file)
--- a/drivers/gpu/drm/i915/display/intel_display_types.h
+++ b/drivers/gpu/drm/i915/display/intel_display_types.h
@@ -379,7 +379,8 @@ struct intel_hdcp_shim {
                                  bool is_repeater, u8 type);
 
        /* HDCP2.2 Link Integrity Check */
-       int (*check_2_2_link)(struct intel_digital_port *dig_port);
+       int (*check_2_2_link)(struct intel_digital_port *dig_port,
+                             struct intel_connector *connector);
 };
 
 struct intel_hdcp {

diff --git a/drivers/gpu/drm/i915/display/intel_dp_hdcp.c b/drivers/gpu/drm/i915/display/intel_dp_hdcp.c
index 3f23f8b..9ade1ad 100644 (file)
--- a/drivers/gpu/drm/i915/display/intel_dp_hdcp.c
+++ b/drivers/gpu/drm/i915/display/intel_dp_hdcp.c
@@ -585,7 +585,8 @@ int intel_dp_hdcp2_config_stream_type(struct intel_digital_port *dig_port,
 }
 
 static
-int intel_dp_hdcp2_check_link(struct intel_digital_port *dig_port)
+int intel_dp_hdcp2_check_link(struct intel_digital_port *dig_port,
+                             struct intel_connector *connector)
 {
        u8 rx_status;
        int ret;

diff --git a/drivers/gpu/drm/i915/display/intel_hdcp.c b/drivers/gpu/drm/i915/display/intel_hdcp.c
index bd87694..3a71577 100644 (file)
--- a/drivers/gpu/drm/i915/display/intel_hdcp.c
+++ b/drivers/gpu/drm/i915/display/intel_hdcp.c
@@ -1947,7 +1947,7 @@ static int intel_hdcp2_check_link(struct intel_connector *connector)
                goto out;
        }
 
-       ret = hdcp->shim->check_2_2_link(dig_port);
+       ret = hdcp->shim->check_2_2_link(dig_port, connector);
        if (ret == HDCP_LINK_PROTECTED) {
                if (hdcp->value != DRM_MODE_CONTENT_PROTECTION_UNDESIRED) {
                        intel_hdcp_update_value(connector,

diff --git a/drivers/gpu/drm/i915/display/intel_hdmi.c b/drivers/gpu/drm/i915/display/intel_hdmi.c
index 8eaf1f3..d5f4b40 100644 (file)
--- a/drivers/gpu/drm/i915/display/intel_hdmi.c
+++ b/drivers/gpu/drm/i915/display/intel_hdmi.c
@@ -1733,7 +1733,8 @@ int intel_hdmi_hdcp2_read_msg(struct intel_digital_port *dig_port,
 }
 
 static
-int intel_hdmi_hdcp2_check_link(struct intel_digital_port *dig_port)
+int intel_hdmi_hdcp2_check_link(struct intel_digital_port *dig_port,
+                               struct intel_connector *connector)
 {
        u8 rx_status[HDCP_2_2_HDMI_RXSTATUS_LEN];
        int ret;