[Intel-gfx] [PATCH v6 15/18] drm/i915/hdcp: Pass connector to check_2_2_link

[Anshuman Gupta]

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 at intel.com>
Reviewed-by: Uma Shankar <uma.shankar at intel.com>
Reviewed-by: Ramalingam C <ramalingam.c at intel.com>
Tested-by: Karthik B S <karthik.b.s at intel.com>
Signed-off-by: Anshuman Gupta <anshuman.gupta at intel.com>
---
 drivers/gpu/drm/i915/display/intel_display_types.h | 3 ++-
 drivers/gpu/drm/i915/display/intel_dp_hdcp.c       | 3 ++-
 drivers/gpu/drm/i915/display/intel_hdcp.c          | 2 +-
 drivers/gpu/drm/i915/display/intel_hdmi.c          | 3 ++-
 4 files changed, 7 insertions(+), 4 deletions(-)

diff --git a/drivers/gpu/drm/i915/display/intel_display_types.h b/drivers/gpu/drm/i915/display/intel_display_types.h
index 7cdb6bff1b53..bdeef5d2ce7a 100644
--- a/drivers/gpu/drm/i915/display/intel_display_types.h
+++ b/drivers/gpu/drm/i915/display/intel_display_types.h
@@ -375,7 +375,8 @@ 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 3f23f8b53dcd..9ade1ad3a80c 100644
--- 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 c21a6a6c545c..65dd39b44688 100644
--- 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 40d53a3e4879..650cc06254ab 100644
--- a/drivers/gpu/drm/i915/display/intel_hdmi.c
+++ b/drivers/gpu/drm/i915/display/intel_hdmi.c
@@ -1734,7 +1734,8 @@ 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;
-- 
2.26.2