| Message ID | 20201023122112.15265-9-anshuman.gupta@intel.com (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
| Series | HDCP 2.2 and HDCP 1.4 Gen12 DP MST support | expand |
> -----Original Message----- > From: Anshuman Gupta <anshuman.gupta@intel.com> > Sent: Friday, October 23, 2020 5:51 PM > To: intel-gfx@lists.freedesktop.org; dri-devel@lists.freedesktop.org > Cc: seanpaul@chromium.org; Nikula, Jani <jani.nikula@intel.com>; C, > Ramalingam <ramalingam.c@intel.com>; Li, Juston <juston.li@intel.com>; > Shankar, Uma <uma.shankar@intel.com>; Gupta, Anshuman > <anshuman.gupta@intel.com> > Subject: [PATCH v3 08/16] drm/i915/hdcp: Pass dig_port to intel_hdcp_init > > Pass dig_port as an argument to intel_hdcp_init() and intel_hdcp2_init(). > This will be required for HDCP 2.2 stream encryption. Looks Good to me. Reviewed-by: Uma Shankar <uma.shankar@intel.com> > Cc: Ramalingam C <ramalingam.c@intel.com> > Signed-off-by: Anshuman Gupta <anshuman.gupta@intel.com> > --- > drivers/gpu/drm/i915/display/intel_dp_hdcp.c | 4 ++-- > drivers/gpu/drm/i915/display/intel_hdcp.c | 12 +++++++----- > drivers/gpu/drm/i915/display/intel_hdcp.h | 4 +++- > drivers/gpu/drm/i915/display/intel_hdmi.c | 2 +- > 4 files changed, 13 insertions(+), 9 deletions(-) > > diff --git a/drivers/gpu/drm/i915/display/intel_dp_hdcp.c > b/drivers/gpu/drm/i915/display/intel_dp_hdcp.c > index 652d4645f255..384e384cb9e2 100644 > --- a/drivers/gpu/drm/i915/display/intel_dp_hdcp.c > +++ b/drivers/gpu/drm/i915/display/intel_dp_hdcp.c > @@ -751,10 +751,10 @@ int intel_dp_init_hdcp(struct intel_digital_port > *dig_port, > return 0; > > if (intel_connector->mst_port) > - return intel_hdcp_init(intel_connector, port, > + return intel_hdcp_init(intel_connector, dig_port, > &intel_dp_mst_hdcp_shim); > else if (!intel_dp_is_edp(intel_dp)) > - return intel_hdcp_init(intel_connector, port, > + return intel_hdcp_init(intel_connector, dig_port, > &intel_dp_hdcp_shim); > > return 0; > diff --git a/drivers/gpu/drm/i915/display/intel_hdcp.c > b/drivers/gpu/drm/i915/display/intel_hdcp.c > index 46c9bd588db1..10770bf0e85e 100644 > --- a/drivers/gpu/drm/i915/display/intel_hdcp.c > +++ b/drivers/gpu/drm/i915/display/intel_hdcp.c > @@ -1985,12 +1985,13 @@ static enum mei_fw_tc intel_get_mei_fw_tc(enum > transcoder cpu_transcoder) } > > static int initialize_hdcp_port_data(struct intel_connector *connector, > - enum port port, > + struct intel_digital_port *dig_port, > const struct intel_hdcp_shim *shim) { > struct drm_i915_private *dev_priv = to_i915(connector->base.dev); > struct intel_hdcp *hdcp = &connector->hdcp; > struct hdcp_port_data *data = &hdcp->port_data; > + enum port port = dig_port->base.port; > > if (INTEL_GEN(dev_priv) < 12) > data->fw_ddi = intel_get_mei_fw_ddi_index(port); @@ -2063,14 > +2064,15 @@ void intel_hdcp_component_init(struct drm_i915_private > *dev_priv) > } > } > > -static void intel_hdcp2_init(struct intel_connector *connector, enum port port, > +static void intel_hdcp2_init(struct intel_connector *connector, > + struct intel_digital_port *dig_port, > const struct intel_hdcp_shim *shim) { > struct drm_i915_private *i915 = to_i915(connector->base.dev); > struct intel_hdcp *hdcp = &connector->hdcp; > int ret; > > - ret = initialize_hdcp_port_data(connector, port, shim); > + ret = initialize_hdcp_port_data(connector, dig_port, shim); > if (ret) { > drm_dbg_kms(&i915->drm, "Mei hdcp data init failed\n"); > return; > @@ -2080,7 +2082,7 @@ static void intel_hdcp2_init(struct intel_connector > *connector, enum port port, } > > int intel_hdcp_init(struct intel_connector *connector, > - enum port port, > + struct intel_digital_port *dig_port, > const struct intel_hdcp_shim *shim) { > struct drm_i915_private *dev_priv = to_i915(connector->base.dev); @@ - > 2091,7 +2093,7 @@ int intel_hdcp_init(struct intel_connector *connector, > return -EINVAL; > > if (is_hdcp2_supported(dev_priv) && !connector->mst_port) > - intel_hdcp2_init(connector, port, shim); > + intel_hdcp2_init(connector, dig_port, shim); > > ret = > drm_connector_attach_content_protection_property(&connector->base, > diff --git a/drivers/gpu/drm/i915/display/intel_hdcp.h > b/drivers/gpu/drm/i915/display/intel_hdcp.h > index b912a3a0f5b8..8f53b0c7fe5c 100644 > --- a/drivers/gpu/drm/i915/display/intel_hdcp.h > +++ b/drivers/gpu/drm/i915/display/intel_hdcp.h > @@ -18,13 +18,15 @@ struct intel_connector; struct intel_crtc_state; struct > intel_encoder; struct intel_hdcp_shim; > +struct intel_digital_port; > enum port; > enum transcoder; > > void intel_hdcp_atomic_check(struct drm_connector *connector, > struct drm_connector_state *old_state, > struct drm_connector_state *new_state); -int > intel_hdcp_init(struct intel_connector *connector, enum port port, > +int intel_hdcp_init(struct intel_connector *connector, > + struct intel_digital_port *dig_port, > const struct intel_hdcp_shim *hdcp_shim); int > intel_hdcp_enable(struct intel_connector *connector, > const struct intel_crtc_state *pipe_config, u8 content_type); > diff --git a/drivers/gpu/drm/i915/display/intel_hdmi.c > b/drivers/gpu/drm/i915/display/intel_hdmi.c > index f58469226694..0788de04711b 100644 > --- a/drivers/gpu/drm/i915/display/intel_hdmi.c > +++ b/drivers/gpu/drm/i915/display/intel_hdmi.c > @@ -3302,7 +3302,7 @@ void intel_hdmi_init_connector(struct > intel_digital_port *dig_port, > intel_hdmi->attached_connector = intel_connector; > > if (is_hdcp_supported(dev_priv, port)) { > - int ret = intel_hdcp_init(intel_connector, port, > + int ret = intel_hdcp_init(intel_connector, dig_port, > &intel_hdmi_hdcp_shim); > if (ret) > drm_dbg_kms(&dev_priv->drm, > -- > 2.26.2
diff --git a/drivers/gpu/drm/i915/display/intel_dp_hdcp.c b/drivers/gpu/drm/i915/display/intel_dp_hdcp.c index 652d4645f255..384e384cb9e2 100644 --- a/drivers/gpu/drm/i915/display/intel_dp_hdcp.c +++ b/drivers/gpu/drm/i915/display/intel_dp_hdcp.c @@ -751,10 +751,10 @@ int intel_dp_init_hdcp(struct intel_digital_port *dig_port, return 0; if (intel_connector->mst_port) - return intel_hdcp_init(intel_connector, port, + return intel_hdcp_init(intel_connector, dig_port, &intel_dp_mst_hdcp_shim); else if (!intel_dp_is_edp(intel_dp)) - return intel_hdcp_init(intel_connector, port, + return intel_hdcp_init(intel_connector, dig_port, &intel_dp_hdcp_shim); return 0; diff --git a/drivers/gpu/drm/i915/display/intel_hdcp.c b/drivers/gpu/drm/i915/display/intel_hdcp.c index 46c9bd588db1..10770bf0e85e 100644 --- a/drivers/gpu/drm/i915/display/intel_hdcp.c +++ b/drivers/gpu/drm/i915/display/intel_hdcp.c @@ -1985,12 +1985,13 @@ static enum mei_fw_tc intel_get_mei_fw_tc(enum transcoder cpu_transcoder) } static int initialize_hdcp_port_data(struct intel_connector *connector, - enum port port, + struct intel_digital_port *dig_port, const struct intel_hdcp_shim *shim) { struct drm_i915_private *dev_priv = to_i915(connector->base.dev); struct intel_hdcp *hdcp = &connector->hdcp; struct hdcp_port_data *data = &hdcp->port_data; + enum port port = dig_port->base.port; if (INTEL_GEN(dev_priv) < 12) data->fw_ddi = intel_get_mei_fw_ddi_index(port); @@ -2063,14 +2064,15 @@ void intel_hdcp_component_init(struct drm_i915_private *dev_priv) } } -static void intel_hdcp2_init(struct intel_connector *connector, enum port port, +static void intel_hdcp2_init(struct intel_connector *connector, + struct intel_digital_port *dig_port, const struct intel_hdcp_shim *shim) { struct drm_i915_private *i915 = to_i915(connector->base.dev); struct intel_hdcp *hdcp = &connector->hdcp; int ret; - ret = initialize_hdcp_port_data(connector, port, shim); + ret = initialize_hdcp_port_data(connector, dig_port, shim); if (ret) { drm_dbg_kms(&i915->drm, "Mei hdcp data init failed\n"); return; @@ -2080,7 +2082,7 @@ static void intel_hdcp2_init(struct intel_connector *connector, enum port port, } int intel_hdcp_init(struct intel_connector *connector, - enum port port, + struct intel_digital_port *dig_port, const struct intel_hdcp_shim *shim) { struct drm_i915_private *dev_priv = to_i915(connector->base.dev); @@ -2091,7 +2093,7 @@ int intel_hdcp_init(struct intel_connector *connector, return -EINVAL; if (is_hdcp2_supported(dev_priv) && !connector->mst_port) - intel_hdcp2_init(connector, port, shim); + intel_hdcp2_init(connector, dig_port, shim); ret = drm_connector_attach_content_protection_property(&connector->base, diff --git a/drivers/gpu/drm/i915/display/intel_hdcp.h b/drivers/gpu/drm/i915/display/intel_hdcp.h index b912a3a0f5b8..8f53b0c7fe5c 100644 --- a/drivers/gpu/drm/i915/display/intel_hdcp.h +++ b/drivers/gpu/drm/i915/display/intel_hdcp.h @@ -18,13 +18,15 @@ struct intel_connector; struct intel_crtc_state; struct intel_encoder; struct intel_hdcp_shim; +struct intel_digital_port; enum port; enum transcoder; void intel_hdcp_atomic_check(struct drm_connector *connector, struct drm_connector_state *old_state, struct drm_connector_state *new_state); -int intel_hdcp_init(struct intel_connector *connector, enum port port, +int intel_hdcp_init(struct intel_connector *connector, + struct intel_digital_port *dig_port, const struct intel_hdcp_shim *hdcp_shim); int intel_hdcp_enable(struct intel_connector *connector, const struct intel_crtc_state *pipe_config, u8 content_type); diff --git a/drivers/gpu/drm/i915/display/intel_hdmi.c b/drivers/gpu/drm/i915/display/intel_hdmi.c index f58469226694..0788de04711b 100644 --- a/drivers/gpu/drm/i915/display/intel_hdmi.c +++ b/drivers/gpu/drm/i915/display/intel_hdmi.c @@ -3302,7 +3302,7 @@ void intel_hdmi_init_connector(struct intel_digital_port *dig_port, intel_hdmi->attached_connector = intel_connector; if (is_hdcp_supported(dev_priv, port)) { - int ret = intel_hdcp_init(intel_connector, port, + int ret = intel_hdcp_init(intel_connector, dig_port, &intel_hdmi_hdcp_shim); if (ret) drm_dbg_kms(&dev_priv->drm,
Pass dig_port as an argument to intel_hdcp_init() and intel_hdcp2_init(). This will be required for HDCP 2.2 stream encryption. Cc: Ramalingam C <ramalingam.c@intel.com> Signed-off-by: Anshuman Gupta <anshuman.gupta@intel.com> --- drivers/gpu/drm/i915/display/intel_dp_hdcp.c | 4 ++-- drivers/gpu/drm/i915/display/intel_hdcp.c | 12 +++++++----- drivers/gpu/drm/i915/display/intel_hdcp.h | 4 +++- drivers/gpu/drm/i915/display/intel_hdmi.c | 2 +- 4 files changed, 13 insertions(+), 9 deletions(-)