diff mbox series

[v4,13/16] drm/i915/hdcp: Pass connector to check_2_2_link

Message ID 20201027164208.10026-14-anshuman.gupta@intel.com
State New, archived
Headers show
Series HDCP 2.2 and HDCP 1.4 Gen12 DP MST support | expand

Commit Message

Anshuman Gupta Oct. 27, 2020, 4:42 p.m. UTC
This requires for HDCP 2.2 MST check link.

Cc: Ramalingam C <ramalingam.c@intel.com>
Reviewed-by: Uma Shankar <uma.shankar@intel.com>
Signed-off-by: Anshuman Gupta <anshuman.gupta@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(-)

Comments

Ramalingam C Nov. 5, 2020, 4:45 p.m. UTC | #1
On 2020-10-27 at 22:12:05 +0530, Anshuman Gupta wrote:
> This requires for HDCP 2.2 MST check link.
> 
> Cc: Ramalingam C <ramalingam.c@intel.com>
> Reviewed-by: Uma Shankar <uma.shankar@intel.com>
> Signed-off-by: Anshuman Gupta <anshuman.gupta@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 24e0067c2e7c..dfb5be64e03a 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);
do we need both of them?

-Ram.
>  };
>  
>  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 591b68e5de48..4be61e7fde4e 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 1df6d4a23476..87f7aaf3a319 100644
> --- a/drivers/gpu/drm/i915/display/intel_hdcp.c
> +++ b/drivers/gpu/drm/i915/display/intel_hdcp.c
> @@ -1940,7 +1940,7 @@ 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 0788de04711b..bd0d91101464 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
>
Anshuman Gupta Nov. 6, 2020, 5:08 a.m. UTC | #2
On 2020-11-05 at 22:15:37 +0530, Ramalingam C wrote:
> On 2020-10-27 at 22:12:05 +0530, Anshuman Gupta wrote:
> > This requires for HDCP 2.2 MST check link.
> > 
> > Cc: Ramalingam C <ramalingam.c@intel.com>
> > Reviewed-by: Uma Shankar <uma.shankar@intel.com>
> > Signed-off-by: Anshuman Gupta <anshuman.gupta@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 24e0067c2e7c..dfb5be64e03a 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);
> do we need both of them?
I have followed the HDCP 1.4 check_link signature.
https://patchwork.freedesktop.org/patch/386157/?series=78749&rev=3
We need connector for QSES check, we can't retrieve DP MST connector from
dig_port.
Thanks,
Anshuman 
> 
> -Ram.
> >  };
> >  
> >  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 591b68e5de48..4be61e7fde4e 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 1df6d4a23476..87f7aaf3a319 100644
> > --- a/drivers/gpu/drm/i915/display/intel_hdcp.c
> > +++ b/drivers/gpu/drm/i915/display/intel_hdcp.c
> > @@ -1940,7 +1940,7 @@ 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 0788de04711b..bd0d91101464 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
> >
diff mbox series

Patch

diff --git a/drivers/gpu/drm/i915/display/intel_display_types.h b/drivers/gpu/drm/i915/display/intel_display_types.h
index 24e0067c2e7c..dfb5be64e03a 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 591b68e5de48..4be61e7fde4e 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 1df6d4a23476..87f7aaf3a319 100644
--- a/drivers/gpu/drm/i915/display/intel_hdcp.c
+++ b/drivers/gpu/drm/i915/display/intel_hdcp.c
@@ -1940,7 +1940,7 @@  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 0788de04711b..bd0d91101464 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;