> -----Original Message-----
> From: Kandpal, Suraj <[email protected]>
> Sent: Thursday, March 9, 2023 1:24 PM
> To: [email protected]
> Cc: Nautiyal, Ankit K <[email protected]>; Shankar, Uma
> <[email protected]>; Gupta, Anshuman <[email protected]>;
> Winkler, Tomas <[email protected]>; Vivi, Rodrigo
> <[email protected]>; Kandpal, Suraj <[email protected]>
> Subject: [PATCH v12 2/6] drm/i915/hdcp: Use generic names for HDCP helpers and
> structs
>
> From: Anshuman Gupta <[email protected]>
>
> pre MTL we interact with mei interface to talk to firmware and enable CP but
> going
> forward we will talk to gsc cs because of which we are making all names for
> HDCP
> helpers and structures generic as either mei or gsc cs maybe used.
>
> Change the include/drm/i915_mei_hdcp_interface.h to
> include/drm/i915_hdcp_interface.h
>
> Change the i915_hdcp_interface.h header naming convention to suit generic f/w
> type.
> %s/MEI_/HDCP_
> %s/mei_dev/hdcp_dev
>
> Change structure name Accordingly.
> %s/i915_hdcp_comp_master/i915_hdcp_master
> %s/i915_hdcp_component_ops/i915_hdcp_ops
>
> --v6
> -make each patch build individually [Jani]
>
> --v8
> -change ME FW to ME/GSC FW [Ankit]
> -fix formatting issue [Ankit]
>
> --v9
> -fix commit message and header [Uma]
>
> --v10
> -rename comp variable [Uma]
Looks Good to me.
Reviewed-by: Uma Shankar <[email protected]>
> Cc: Tomas Winkler <[email protected]>
> Cc: Rodrigo Vivi <[email protected]>
> Cc: Uma Shankar <[email protected]>
> Cc: Ankit Nautiyal <[email protected]>
> Signed-off-by: Anshuman Gupta <[email protected]>
> Signed-off-by: Suraj Kandpal <[email protected]>
> Reviewed-by: Ankit Nautiyal <[email protected]>
> Acked-by: Tomas Winkler <[email protected]>
> ---
> .../gpu/drm/i915/display/intel_display_core.h | 2 +-
> .../drm/i915/display/intel_display_types.h | 2 +-
> drivers/gpu/drm/i915/display/intel_hdcp.c | 130 +++++++++---------
> drivers/misc/mei/hdcp/mei_hdcp.c | 61 ++++----
> ...hdcp_interface.h => i915_hdcp_interface.h} | 94 ++++++-------
> 5 files changed, 144 insertions(+), 145 deletions(-) rename
> include/drm/{i915_mei_hdcp_interface.h => i915_hdcp_interface.h} (71%)
>
> diff --git a/drivers/gpu/drm/i915/display/intel_display_core.h
> b/drivers/gpu/drm/i915/display/intel_display_core.h
> index fdab7bb93a7d..d7cb649be915 100644
> --- a/drivers/gpu/drm/i915/display/intel_display_core.h
> +++ b/drivers/gpu/drm/i915/display/intel_display_core.h
> @@ -384,7 +384,7 @@ struct intel_display {
> } gmbus;
>
> struct {
> - struct i915_hdcp_comp_master *master;
> + struct i915_hdcp_master *master;
> bool comp_added;
>
> /* Mutex to protect the above hdcp component related values. */
> diff --git a/drivers/gpu/drm/i915/display/intel_display_types.h
> b/drivers/gpu/drm/i915/display/intel_display_types.h
> index c32bfba06ca1..cc98a7ad548e 100644
> --- a/drivers/gpu/drm/i915/display/intel_display_types.h
> +++ b/drivers/gpu/drm/i915/display/intel_display_types.h
> @@ -43,7 +43,7 @@
> #include <drm/drm_rect.h>
> #include <drm/drm_vblank.h>
> #include <drm/drm_vblank_work.h>
> -#include <drm/i915_mei_hdcp_interface.h>
> +#include <drm/i915_hdcp_interface.h>
> #include <media/cec-notifier.h>
>
> #include "i915_vma.h"
> diff --git a/drivers/gpu/drm/i915/display/intel_hdcp.c
> b/drivers/gpu/drm/i915/display/intel_hdcp.c
> index 2984d2810e42..1ae0882dc1d4 100644
> --- a/drivers/gpu/drm/i915/display/intel_hdcp.c
> +++ b/drivers/gpu/drm/i915/display/intel_hdcp.c
> @@ -1142,18 +1142,18 @@ hdcp2_prepare_ake_init(struct intel_connector
> *connector,
> struct intel_digital_port *dig_port =
> intel_attached_dig_port(connector);
> struct hdcp_port_data *data = &dig_port->hdcp_port_data;
> struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
> - struct i915_hdcp_comp_master *comp;
> + struct i915_hdcp_master *arbiter;
> int ret;
>
> mutex_lock(&dev_priv->display.hdcp.comp_mutex);
> - comp = dev_priv->display.hdcp.master;
> + arbiter = dev_priv->display.hdcp.master;
>
> - if (!comp || !comp->ops) {
> + if (!arbiter || !arbiter->ops) {
> mutex_unlock(&dev_priv->display.hdcp.comp_mutex);
> return -EINVAL;
> }
>
> - ret = comp->ops->initiate_hdcp2_session(comp->mei_dev, data, ake_data);
> + ret = arbiter->ops->initiate_hdcp2_session(arbiter->hdcp_dev, data,
> +ake_data);
> if (ret)
> drm_dbg_kms(&dev_priv->drm, "Prepare_ake_init failed. %d\n",
> ret);
> @@ -1172,18 +1172,18 @@ hdcp2_verify_rx_cert_prepare_km(struct
> intel_connector *connector,
> struct intel_digital_port *dig_port =
> intel_attached_dig_port(connector);
> struct hdcp_port_data *data = &dig_port->hdcp_port_data;
> struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
> - struct i915_hdcp_comp_master *comp;
> + struct i915_hdcp_master *arbiter;
> int ret;
>
> mutex_lock(&dev_priv->display.hdcp.comp_mutex);
> - comp = dev_priv->display.hdcp.master;
> + arbiter = dev_priv->display.hdcp.master;
>
> - if (!comp || !comp->ops) {
> + if (!arbiter || !arbiter->ops) {
> mutex_unlock(&dev_priv->display.hdcp.comp_mutex);
> return -EINVAL;
> }
>
> - ret = comp->ops->verify_receiver_cert_prepare_km(comp->mei_dev, data,
> + ret = arbiter->ops->verify_receiver_cert_prepare_km(arbiter->hdcp_dev,
> +data,
> rx_cert, paired,
> ek_pub_km, msg_sz);
> if (ret < 0)
> @@ -1200,18 +1200,18 @@ static int hdcp2_verify_hprime(struct intel_connector
> *connector,
> struct intel_digital_port *dig_port =
> intel_attached_dig_port(connector);
> struct hdcp_port_data *data = &dig_port->hdcp_port_data;
> struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
> - struct i915_hdcp_comp_master *comp;
> + struct i915_hdcp_master *arbiter;
> int ret;
>
> mutex_lock(&dev_priv->display.hdcp.comp_mutex);
> - comp = dev_priv->display.hdcp.master;
> + arbiter = dev_priv->display.hdcp.master;
>
> - if (!comp || !comp->ops) {
> + if (!arbiter || !arbiter->ops) {
> mutex_unlock(&dev_priv->display.hdcp.comp_mutex);
> return -EINVAL;
> }
>
> - ret = comp->ops->verify_hprime(comp->mei_dev, data, rx_hprime);
> + ret = arbiter->ops->verify_hprime(arbiter->hdcp_dev, data, rx_hprime);
> if (ret < 0)
> drm_dbg_kms(&dev_priv->drm, "Verify hprime failed. %d\n", ret);
> mutex_unlock(&dev_priv->display.hdcp.comp_mutex);
> @@ -1226,18 +1226,18 @@ hdcp2_store_pairing_info(struct intel_connector
> *connector,
> struct intel_digital_port *dig_port =
> intel_attached_dig_port(connector);
> struct hdcp_port_data *data = &dig_port->hdcp_port_data;
> struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
> - struct i915_hdcp_comp_master *comp;
> + struct i915_hdcp_master *arbiter;
> int ret;
>
> mutex_lock(&dev_priv->display.hdcp.comp_mutex);
> - comp = dev_priv->display.hdcp.master;
> + arbiter = dev_priv->display.hdcp.master;
>
> - if (!comp || !comp->ops) {
> + if (!arbiter || !arbiter->ops) {
> mutex_unlock(&dev_priv->display.hdcp.comp_mutex);
> return -EINVAL;
> }
>
> - ret = comp->ops->store_pairing_info(comp->mei_dev, data, pairing_info);
> + ret = arbiter->ops->store_pairing_info(arbiter->hdcp_dev, data,
> +pairing_info);
> if (ret < 0)
> drm_dbg_kms(&dev_priv->drm, "Store pairing info failed. %d\n",
> ret);
> @@ -1253,18 +1253,18 @@ hdcp2_prepare_lc_init(struct intel_connector
> *connector,
> struct intel_digital_port *dig_port =
> intel_attached_dig_port(connector);
> struct hdcp_port_data *data = &dig_port->hdcp_port_data;
> struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
> - struct i915_hdcp_comp_master *comp;
> + struct i915_hdcp_master *arbiter;
> int ret;
>
> mutex_lock(&dev_priv->display.hdcp.comp_mutex);
> - comp = dev_priv->display.hdcp.master;
> + arbiter = dev_priv->display.hdcp.master;
>
> - if (!comp || !comp->ops) {
> + if (!arbiter || !arbiter->ops) {
> mutex_unlock(&dev_priv->display.hdcp.comp_mutex);
> return -EINVAL;
> }
>
> - ret = comp->ops->initiate_locality_check(comp->mei_dev, data, lc_init);
> + ret = arbiter->ops->initiate_locality_check(arbiter->hdcp_dev, data,
> +lc_init);
> if (ret < 0)
> drm_dbg_kms(&dev_priv->drm, "Prepare lc_init failed. %d\n",
> ret);
> @@ -1280,18 +1280,18 @@ hdcp2_verify_lprime(struct intel_connector
> *connector,
> struct intel_digital_port *dig_port =
> intel_attached_dig_port(connector);
> struct hdcp_port_data *data = &dig_port->hdcp_port_data;
> struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
> - struct i915_hdcp_comp_master *comp;
> + struct i915_hdcp_master *arbiter;
> int ret;
>
> mutex_lock(&dev_priv->display.hdcp.comp_mutex);
> - comp = dev_priv->display.hdcp.master;
> + arbiter = dev_priv->display.hdcp.master;
>
> - if (!comp || !comp->ops) {
> + if (!arbiter || !arbiter->ops) {
> mutex_unlock(&dev_priv->display.hdcp.comp_mutex);
> return -EINVAL;
> }
>
> - ret = comp->ops->verify_lprime(comp->mei_dev, data, rx_lprime);
> + ret = arbiter->ops->verify_lprime(arbiter->hdcp_dev, data, rx_lprime);
> if (ret < 0)
> drm_dbg_kms(&dev_priv->drm, "Verify L_Prime failed. %d\n",
> ret);
> @@ -1306,18 +1306,18 @@ static int hdcp2_prepare_skey(struct intel_connector
> *connector,
> struct intel_digital_port *dig_port =
> intel_attached_dig_port(connector);
> struct hdcp_port_data *data = &dig_port->hdcp_port_data;
> struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
> - struct i915_hdcp_comp_master *comp;
> + struct i915_hdcp_master *arbiter;
> int ret;
>
> mutex_lock(&dev_priv->display.hdcp.comp_mutex);
> - comp = dev_priv->display.hdcp.master;
> + arbiter = dev_priv->display.hdcp.master;
>
> - if (!comp || !comp->ops) {
> + if (!arbiter || !arbiter->ops) {
> mutex_unlock(&dev_priv->display.hdcp.comp_mutex);
> return -EINVAL;
> }
>
> - ret = comp->ops->get_session_key(comp->mei_dev, data, ske_data);
> + ret = arbiter->ops->get_session_key(arbiter->hdcp_dev, data,
> +ske_data);
> if (ret < 0)
> drm_dbg_kms(&dev_priv->drm, "Get session key failed. %d\n",
> ret);
> @@ -1335,20 +1335,21 @@ hdcp2_verify_rep_topology_prepare_ack(struct
> intel_connector *connector,
> struct intel_digital_port *dig_port =
> intel_attached_dig_port(connector);
> struct hdcp_port_data *data = &dig_port->hdcp_port_data;
> struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
> - struct i915_hdcp_comp_master *comp;
> + struct i915_hdcp_master *arbiter;
> int ret;
>
> mutex_lock(&dev_priv->display.hdcp.comp_mutex);
> - comp = dev_priv->display.hdcp.master;
> + arbiter = dev_priv->display.hdcp.master;
>
> - if (!comp || !comp->ops) {
> + if (!arbiter || !arbiter->ops) {
> mutex_unlock(&dev_priv->display.hdcp.comp_mutex);
> return -EINVAL;
> }
>
> - ret = comp->ops->repeater_check_flow_prepare_ack(comp->mei_dev,
> data,
> - rep_topology,
> - rep_send_ack);
> + ret = arbiter->ops->repeater_check_flow_prepare_ack(arbiter->hdcp_dev,
> + data,
> + rep_topology,
> + rep_send_ack);
> if (ret < 0)
> drm_dbg_kms(&dev_priv->drm,
> "Verify rep topology failed. %d\n", ret); @@
> -1364,18
> +1365,18 @@ hdcp2_verify_mprime(struct intel_connector *connector,
> struct intel_digital_port *dig_port =
> intel_attached_dig_port(connector);
> struct hdcp_port_data *data = &dig_port->hdcp_port_data;
> struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
> - struct i915_hdcp_comp_master *comp;
> + struct i915_hdcp_master *arbiter;
> int ret;
>
> mutex_lock(&dev_priv->display.hdcp.comp_mutex);
> - comp = dev_priv->display.hdcp.master;
> + arbiter = dev_priv->display.hdcp.master;
>
> - if (!comp || !comp->ops) {
> + if (!arbiter || !arbiter->ops) {
> mutex_unlock(&dev_priv->display.hdcp.comp_mutex);
> return -EINVAL;
> }
>
> - ret = comp->ops->verify_mprime(comp->mei_dev, data, stream_ready);
> + ret = arbiter->ops->verify_mprime(arbiter->hdcp_dev, data,
> +stream_ready);
> if (ret < 0)
> drm_dbg_kms(&dev_priv->drm, "Verify mprime failed. %d\n", ret);
> mutex_unlock(&dev_priv->display.hdcp.comp_mutex);
> @@ -1388,18 +1389,18 @@ static int hdcp2_authenticate_port(struct
> intel_connector *connector)
> struct intel_digital_port *dig_port =
> intel_attached_dig_port(connector);
> struct hdcp_port_data *data = &dig_port->hdcp_port_data;
> struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
> - struct i915_hdcp_comp_master *comp;
> + struct i915_hdcp_master *arbiter;
> int ret;
>
> mutex_lock(&dev_priv->display.hdcp.comp_mutex);
> - comp = dev_priv->display.hdcp.master;
> + arbiter = dev_priv->display.hdcp.master;
>
> - if (!comp || !comp->ops) {
> + if (!arbiter || !arbiter->ops) {
> mutex_unlock(&dev_priv->display.hdcp.comp_mutex);
> return -EINVAL;
> }
>
> - ret = comp->ops->enable_hdcp_authentication(comp->mei_dev, data);
> + ret = arbiter->ops->enable_hdcp_authentication(arbiter->hdcp_dev,
> +data);
> if (ret < 0)
> drm_dbg_kms(&dev_priv->drm, "Enable hdcp auth failed. %d\n",
> ret);
> @@ -1412,18 +1413,18 @@ static int hdcp2_close_mei_session(struct
> intel_connector *connector) {
> struct intel_digital_port *dig_port =
> intel_attached_dig_port(connector);
> struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
> - struct i915_hdcp_comp_master *comp;
> + struct i915_hdcp_master *arbiter;
> int ret;
>
> mutex_lock(&dev_priv->display.hdcp.comp_mutex);
> - comp = dev_priv->display.hdcp.master;
> + arbiter = dev_priv->display.hdcp.master;
>
> - if (!comp || !comp->ops) {
> + if (!arbiter || !arbiter->ops) {
> mutex_unlock(&dev_priv->display.hdcp.comp_mutex);
> return -EINVAL;
> }
>
> - ret = comp->ops->close_hdcp_session(comp->mei_dev,
> + ret = arbiter->ops->close_hdcp_session(arbiter->hdcp_dev,
> &dig_port->hdcp_port_data);
> mutex_unlock(&dev_priv->display.hdcp.comp_mutex);
>
> @@ -2142,8 +2143,8 @@ static int i915_hdcp_component_bind(struct device
> *i915_kdev,
>
> drm_dbg(&dev_priv->drm, "I915 HDCP comp bind\n");
> mutex_lock(&dev_priv->display.hdcp.comp_mutex);
> - dev_priv->display.hdcp.master = (struct i915_hdcp_comp_master *)data;
> - dev_priv->display.hdcp.master->mei_dev = mei_kdev;
> + dev_priv->display.hdcp.master = (struct i915_hdcp_master *)data;
> + dev_priv->display.hdcp.master->hdcp_dev = mei_kdev;
> mutex_unlock(&dev_priv->display.hdcp.comp_mutex);
>
> return 0;
> @@ -2160,30 +2161,30 @@ static void i915_hdcp_component_unbind(struct device
> *i915_kdev,
> mutex_unlock(&dev_priv->display.hdcp.comp_mutex);
> }
>
> -static const struct component_ops i915_hdcp_component_ops = {
> +static const struct component_ops i915_hdcp_ops = {
> .bind = i915_hdcp_component_bind,
> .unbind = i915_hdcp_component_unbind,
> };
>
> -static enum mei_fw_ddi intel_get_mei_fw_ddi_index(enum port port)
> +static enum hdcp_ddi intel_get_hdcp_ddi_index(enum port port)
> {
> switch (port) {
> case PORT_A:
> - return MEI_DDI_A;
> + return HDCP_DDI_A;
> case PORT_B ... PORT_F:
> - return (enum mei_fw_ddi)port;
> + return (enum hdcp_ddi)port;
> default:
> - return MEI_DDI_INVALID_PORT;
> + return HDCP_DDI_INVALID_PORT;
> }
> }
>
> -static enum mei_fw_tc intel_get_mei_fw_tc(enum transcoder cpu_transcoder)
> +static enum hdcp_transcoder intel_get_hdcp_transcoder(enum transcoder
> +cpu_transcoder)
> {
> switch (cpu_transcoder) {
> case TRANSCODER_A ... TRANSCODER_D:
> - return (enum mei_fw_tc)(cpu_transcoder | 0x10);
> + return (enum hdcp_transcoder)(cpu_transcoder | 0x10);
> default: /* eDP, DSI TRANSCODERS are non HDCP capable */
> - return MEI_INVALID_TRANSCODER;
> + return HDCP_INVALID_TRANSCODER;
> }
> }
>
> @@ -2197,20 +2198,20 @@ static int initialize_hdcp_port_data(struct
> intel_connector *connector,
> enum port port = dig_port->base.port;
>
> if (DISPLAY_VER(dev_priv) < 12)
> - data->fw_ddi = intel_get_mei_fw_ddi_index(port);
> + data->hdcp_ddi = intel_get_hdcp_ddi_index(port);
> else
> /*
> - * As per ME FW API expectation, for GEN 12+, fw_ddi is filled
> + * As per ME FW API expectation, for GEN 12+, hdcp_ddi is filled
> * with zero(INVALID PORT index).
> */
> - data->fw_ddi = MEI_DDI_INVALID_PORT;
> + data->hdcp_ddi = HDCP_DDI_INVALID_PORT;
>
> /*
> - * As associated transcoder is set and modified at modeset, here fw_tc
> + * As associated transcoder is set and modified at modeset, here
> +hdcp_transcoder
> * is initialized to zero (invalid transcoder index). This will be
> * retained for <Gen12 forever.
> */
> - data->fw_tc = MEI_INVALID_TRANSCODER;
> + data->hdcp_transcoder = HDCP_INVALID_TRANSCODER;
>
> data->port_type = (u8)HDCP_PORT_TYPE_INTEGRATED;
> data->protocol = (u8)shim->protocol;
> @@ -2253,7 +2254,7 @@ void intel_hdcp_component_init(struct drm_i915_private
> *dev_priv)
>
> dev_priv->display.hdcp.comp_added = true;
> mutex_unlock(&dev_priv->display.hdcp.comp_mutex);
> - ret = component_add_typed(dev_priv->drm.dev,
> &i915_hdcp_component_ops,
> + ret = component_add_typed(dev_priv->drm.dev, &i915_hdcp_ops,
> I915_COMPONENT_HDCP);
> if (ret < 0) {
> drm_dbg_kms(&dev_priv->drm, "Failed at component add(%d)\n",
> @@ -2347,7 +2348,8 @@ int intel_hdcp_enable(struct intel_connector *connector,
> }
>
> if (DISPLAY_VER(dev_priv) >= 12)
> - dig_port->hdcp_port_data.fw_tc = intel_get_mei_fw_tc(hdcp-
> >cpu_transcoder);
> + dig_port->hdcp_port_data.hdcp_transcoder =
> + intel_get_hdcp_transcoder(hdcp->cpu_transcoder);
>
> /*
> * Considering that HDCP2.2 is more secure than HDCP1.4, If the setup
> @@ -
> 2482,7 +2484,7 @@ void intel_hdcp_component_fini(struct drm_i915_private
> *dev_priv)
> dev_priv->display.hdcp.comp_added = false;
> mutex_unlock(&dev_priv->display.hdcp.comp_mutex);
>
> - component_del(dev_priv->drm.dev, &i915_hdcp_component_ops);
> + component_del(dev_priv->drm.dev, &i915_hdcp_ops);
> }
>
> void intel_hdcp_cleanup(struct intel_connector *connector) diff --git
> a/drivers/misc/mei/hdcp/mei_hdcp.c b/drivers/misc/mei/hdcp/mei_hdcp.c
> index e0dcd5c114db..9e85bf916091 100644
> --- a/drivers/misc/mei/hdcp/mei_hdcp.c
> +++ b/drivers/misc/mei/hdcp/mei_hdcp.c
> @@ -23,7 +23,7 @@
> #include <linux/component.h>
> #include <drm/drm_connector.h>
> #include <drm/i915_component.h>
> -#include <drm/i915_mei_hdcp_interface.h>
> +#include <drm/i915_hdcp_interface.h>
>
> #include "mei_hdcp.h"
>
> @@ -57,8 +57,8 @@ mei_hdcp_initiate_session(struct device *dev, struct
> hdcp_port_data *data,
>
> WIRED_CMD_BUF_LEN_INITIATE_HDCP2_SESSION_IN;
>
> session_init_in.port.integrated_port_type = data->port_type;
> - session_init_in.port.physical_port = (u8)data->fw_ddi;
> - session_init_in.port.attached_transcoder = (u8)data->fw_tc;
> + session_init_in.port.physical_port = (u8)data->hdcp_ddi;
> + session_init_in.port.attached_transcoder = (u8)data->hdcp_transcoder;
> session_init_in.protocol = data->protocol;
>
> byte = mei_cldev_send(cldev, (u8 *)&session_init_in, @@ -127,8 +127,8
> @@ mei_hdcp_verify_receiver_cert_prepare_km(struct device *dev,
>
> WIRED_CMD_BUF_LEN_VERIFY_RECEIVER_CERT_IN;
>
> verify_rxcert_in.port.integrated_port_type = data->port_type;
> - verify_rxcert_in.port.physical_port = (u8)data->fw_ddi;
> - verify_rxcert_in.port.attached_transcoder = (u8)data->fw_tc;
> + verify_rxcert_in.port.physical_port = (u8)data->hdcp_ddi;
> + verify_rxcert_in.port.attached_transcoder = (u8)data->hdcp_transcoder;
>
> verify_rxcert_in.cert_rx = rx_cert->cert_rx;
> memcpy(verify_rxcert_in.r_rx, &rx_cert->r_rx, HDCP_2_2_RRX_LEN); @@ -
> 198,8 +198,8 @@ mei_hdcp_verify_hprime(struct device *dev, struct
> hdcp_port_data *data,
> send_hprime_in.header.buffer_len =
> WIRED_CMD_BUF_LEN_AKE_SEND_HPRIME_IN;
>
> send_hprime_in.port.integrated_port_type = data->port_type;
> - send_hprime_in.port.physical_port = (u8)data->fw_ddi;
> - send_hprime_in.port.attached_transcoder = (u8)data->fw_tc;
> + send_hprime_in.port.physical_port = (u8)data->hdcp_ddi;
> + send_hprime_in.port.attached_transcoder = (u8)data->hdcp_transcoder;
>
> memcpy(send_hprime_in.h_prime, rx_hprime->h_prime,
> HDCP_2_2_H_PRIME_LEN);
> @@ -256,8 +256,8 @@ mei_hdcp_store_pairing_info(struct device *dev, struct
> hdcp_port_data *data,
>
> WIRED_CMD_BUF_LEN_SEND_PAIRING_INFO_IN;
>
> pairing_info_in.port.integrated_port_type = data->port_type;
> - pairing_info_in.port.physical_port = (u8)data->fw_ddi;
> - pairing_info_in.port.attached_transcoder = (u8)data->fw_tc;
> + pairing_info_in.port.physical_port = (u8)data->hdcp_ddi;
> + pairing_info_in.port.attached_transcoder = (u8)data->hdcp_transcoder;
>
> memcpy(pairing_info_in.e_kh_km, pairing_info->e_kh_km,
> HDCP_2_2_E_KH_KM_LEN);
> @@ -315,8 +315,8 @@ mei_hdcp_initiate_locality_check(struct device *dev,
> lc_init_in.header.buffer_len =
> WIRED_CMD_BUF_LEN_INIT_LOCALITY_CHECK_IN;
>
> lc_init_in.port.integrated_port_type = data->port_type;
> - lc_init_in.port.physical_port = (u8)data->fw_ddi;
> - lc_init_in.port.attached_transcoder = (u8)data->fw_tc;
> + lc_init_in.port.physical_port = (u8)data->hdcp_ddi;
> + lc_init_in.port.attached_transcoder = (u8)data->hdcp_transcoder;
>
> byte = mei_cldev_send(cldev, (u8 *)&lc_init_in, sizeof(lc_init_in));
> if (byte < 0) {
> @@ -371,8 +371,8 @@ mei_hdcp_verify_lprime(struct device *dev, struct
> hdcp_port_data *data,
>
> WIRED_CMD_BUF_LEN_VALIDATE_LOCALITY_IN;
>
> verify_lprime_in.port.integrated_port_type = data->port_type;
> - verify_lprime_in.port.physical_port = (u8)data->fw_ddi;
> - verify_lprime_in.port.attached_transcoder = (u8)data->fw_tc;
> + verify_lprime_in.port.physical_port = (u8)data->hdcp_ddi;
> + verify_lprime_in.port.attached_transcoder = (u8)data->hdcp_transcoder;
>
> memcpy(verify_lprime_in.l_prime, rx_lprime->l_prime,
> HDCP_2_2_L_PRIME_LEN);
> @@ -429,8 +429,8 @@ static int mei_hdcp_get_session_key(struct device *dev,
> get_skey_in.header.buffer_len =
> WIRED_CMD_BUF_LEN_GET_SESSION_KEY_IN;
>
> get_skey_in.port.integrated_port_type = data->port_type;
> - get_skey_in.port.physical_port = (u8)data->fw_ddi;
> - get_skey_in.port.attached_transcoder = (u8)data->fw_tc;
> + get_skey_in.port.physical_port = (u8)data->hdcp_ddi;
> + get_skey_in.port.attached_transcoder = (u8)data->hdcp_transcoder;
>
> byte = mei_cldev_send(cldev, (u8 *)&get_skey_in, sizeof(get_skey_in));
> if (byte < 0) {
> @@ -494,8 +494,8 @@ mei_hdcp_repeater_check_flow_prepare_ack(struct device
> *dev,
>
> WIRED_CMD_BUF_LEN_VERIFY_REPEATER_IN;
>
> verify_repeater_in.port.integrated_port_type = data->port_type;
> - verify_repeater_in.port.physical_port = (u8)data->fw_ddi;
> - verify_repeater_in.port.attached_transcoder = (u8)data->fw_tc;
> + verify_repeater_in.port.physical_port = (u8)data->hdcp_ddi;
> + verify_repeater_in.port.attached_transcoder =
> +(u8)data->hdcp_transcoder;
>
> memcpy(verify_repeater_in.rx_info, rep_topology->rx_info,
> HDCP_2_2_RXINFO_LEN);
> @@ -572,8 +572,8 @@ static int mei_hdcp_verify_mprime(struct device *dev,
> verify_mprime_in->header.buffer_len = cmd_size -
> sizeof(verify_mprime_in-
> >header);
>
> verify_mprime_in->port.integrated_port_type = data->port_type;
> - verify_mprime_in->port.physical_port = (u8)data->fw_ddi;
> - verify_mprime_in->port.attached_transcoder = (u8)data->fw_tc;
> + verify_mprime_in->port.physical_port = (u8)data->hdcp_ddi;
> + verify_mprime_in->port.attached_transcoder =
> +(u8)data->hdcp_transcoder;
>
> memcpy(verify_mprime_in->m_prime, stream_ready->m_prime,
> HDCP_2_2_MPRIME_LEN);
> drm_hdcp_cpu_to_be24(verify_mprime_in->seq_num_m, data-
> >seq_num_m); @@ -634,8 +634,8 @@ static int
> mei_hdcp_enable_authentication(struct device *dev,
> enable_auth_in.header.buffer_len =
> WIRED_CMD_BUF_LEN_ENABLE_AUTH_IN;
>
> enable_auth_in.port.integrated_port_type = data->port_type;
> - enable_auth_in.port.physical_port = (u8)data->fw_ddi;
> - enable_auth_in.port.attached_transcoder = (u8)data->fw_tc;
> + enable_auth_in.port.physical_port = (u8)data->hdcp_ddi;
> + enable_auth_in.port.attached_transcoder = (u8)data->hdcp_transcoder;
> enable_auth_in.stream_type = data->streams[0].stream_type;
>
> byte = mei_cldev_send(cldev, (u8 *)&enable_auth_in, @@ -689,8 +689,8
> @@ mei_hdcp_close_session(struct device *dev, struct hdcp_port_data *data)
> WIRED_CMD_BUF_LEN_CLOSE_SESSION_IN;
>
> session_close_in.port.integrated_port_type = data->port_type;
> - session_close_in.port.physical_port = (u8)data->fw_ddi;
> - session_close_in.port.attached_transcoder = (u8)data->fw_tc;
> + session_close_in.port.physical_port = (u8)data->hdcp_ddi;
> + session_close_in.port.attached_transcoder = (u8)data->hdcp_transcoder;
>
> byte = mei_cldev_send(cldev, (u8 *)&session_close_in,
> sizeof(session_close_in));
> @@ -715,7 +715,7 @@ mei_hdcp_close_session(struct device *dev, struct
> hdcp_port_data *data)
> return 0;
> }
>
> -static const struct i915_hdcp_component_ops mei_hdcp_ops = {
> +static const struct i915_hdcp_ops mei_hdcp_ops = {
> .owner = THIS_MODULE,
> .initiate_hdcp2_session = mei_hdcp_initiate_session,
> .verify_receiver_cert_prepare_km =
> @@ -735,13 +735,12 @@ static const struct i915_hdcp_component_ops
> mei_hdcp_ops = { static int mei_component_master_bind(struct device *dev) {
> struct mei_cl_device *cldev = to_mei_cl_device(dev);
> - struct i915_hdcp_comp_master *comp_master =
> - mei_cldev_get_drvdata(cldev);
> + struct i915_hdcp_master *comp_master = mei_cldev_get_drvdata(cldev);
> int ret;
>
> dev_dbg(dev, "%s\n", __func__);
> comp_master->ops = &mei_hdcp_ops;
> - comp_master->mei_dev = dev;
> + comp_master->hdcp_dev = dev;
> ret = component_bind_all(dev, comp_master);
> if (ret < 0)
> return ret;
> @@ -752,8 +751,7 @@ static int mei_component_master_bind(struct device *dev)
> static void mei_component_master_unbind(struct device *dev) {
> struct mei_cl_device *cldev = to_mei_cl_device(dev);
> - struct i915_hdcp_comp_master *comp_master =
> - mei_cldev_get_drvdata(cldev);
> + struct i915_hdcp_master *comp_master = mei_cldev_get_drvdata(cldev);
>
> dev_dbg(dev, "%s\n", __func__);
> component_unbind_all(dev, comp_master); @@ -801,7 +799,7 @@ static
> int mei_hdcp_component_match(struct device *dev, int subcomponent, static int
> mei_hdcp_probe(struct mei_cl_device *cldev,
> const struct mei_cl_device_id *id) {
> - struct i915_hdcp_comp_master *comp_master;
> + struct i915_hdcp_master *comp_master;
> struct component_match *master_match;
> int ret;
>
> @@ -846,8 +844,7 @@ static int mei_hdcp_probe(struct mei_cl_device *cldev,
>
> static void mei_hdcp_remove(struct mei_cl_device *cldev) {
> - struct i915_hdcp_comp_master *comp_master =
> - mei_cldev_get_drvdata(cldev);
> + struct i915_hdcp_master *comp_master = mei_cldev_get_drvdata(cldev);
> int ret;
>
> component_master_del(&cldev->dev, &mei_component_master_ops); diff -
> -git a/include/drm/i915_mei_hdcp_interface.h
> b/include/drm/i915_hdcp_interface.h
> similarity index 71%
> rename from include/drm/i915_mei_hdcp_interface.h
> rename to include/drm/i915_hdcp_interface.h index f441cbcd95a4..0bf5c385050b
> 100644
> --- a/include/drm/i915_mei_hdcp_interface.h
> +++ b/include/drm/i915_hdcp_interface.h
> @@ -6,15 +6,15 @@
> * Ramalingam C <[email protected]>
> */
>
> -#ifndef _I915_MEI_HDCP_INTERFACE_H_
> -#define _I915_MEI_HDCP_INTERFACE_H_
> +#ifndef _I915_HDCP_INTERFACE_H_
> +#define _I915_HDCP_INTERFACE_H_
>
> #include <linux/mutex.h>
> #include <linux/device.h>
> #include <drm/display/drm_hdcp.h>
>
> /**
> - * enum hdcp_port_type - HDCP port implementation type defined by ME FW
> + * enum hdcp_port_type - HDCP port implementation type defined by
> + ME/GSC FW
> * @HDCP_PORT_TYPE_INVALID: Invalid hdcp port type
> * @HDCP_PORT_TYPE_INTEGRATED: In-Host HDCP2.x port
> * @HDCP_PORT_TYPE_LSPCON: HDCP2.2 discrete wired Tx port with LSPCON @@
> -41,46 +41,46 @@ enum hdcp_wired_protocol {
> HDCP_PROTOCOL_DP
> };
>
> -enum mei_fw_ddi {
> - MEI_DDI_INVALID_PORT = 0x0,
> +enum hdcp_ddi {
> + HDCP_DDI_INVALID_PORT = 0x0,
>
> - MEI_DDI_B = 1,
> - MEI_DDI_C,
> - MEI_DDI_D,
> - MEI_DDI_E,
> - MEI_DDI_F,
> - MEI_DDI_A = 7,
> - MEI_DDI_RANGE_END = MEI_DDI_A,
> + HDCP_DDI_B = 1,
> + HDCP_DDI_C,
> + HDCP_DDI_D,
> + HDCP_DDI_E,
> + HDCP_DDI_F,
> + HDCP_DDI_A = 7,
> + HDCP_DDI_RANGE_END = HDCP_DDI_A,
> };
>
> /**
> - * enum mei_fw_tc - ME Firmware defined index for transcoders
> - * @MEI_INVALID_TRANSCODER: Index for Invalid transcoder
> - * @MEI_TRANSCODER_EDP: Index for EDP Transcoder
> - * @MEI_TRANSCODER_DSI0: Index for DSI0 Transcoder
> - * @MEI_TRANSCODER_DSI1: Index for DSI1 Transcoder
> - * @MEI_TRANSCODER_A: Index for Transcoder A
> - * @MEI_TRANSCODER_B: Index for Transcoder B
> - * @MEI_TRANSCODER_C: Index for Transcoder C
> - * @MEI_TRANSCODER_D: Index for Transcoder D
> + * enum hdcp_tc - ME/GSC Firmware defined index for transcoders
> + * @HDCP_INVALID_TRANSCODER: Index for Invalid transcoder
> + * @HDCP_TRANSCODER_EDP: Index for EDP Transcoder
> + * @HDCP_TRANSCODER_DSI0: Index for DSI0 Transcoder
> + * @HDCP_TRANSCODER_DSI1: Index for DSI1 Transcoder
> + * @HDCP_TRANSCODER_A: Index for Transcoder A
> + * @HDCP_TRANSCODER_B: Index for Transcoder B
> + * @HDCP_TRANSCODER_C: Index for Transcoder C
> + * @HDCP_TRANSCODER_D: Index for Transcoder D
> */
> -enum mei_fw_tc {
> - MEI_INVALID_TRANSCODER = 0x00,
> - MEI_TRANSCODER_EDP,
> - MEI_TRANSCODER_DSI0,
> - MEI_TRANSCODER_DSI1,
> - MEI_TRANSCODER_A = 0x10,
> - MEI_TRANSCODER_B,
> - MEI_TRANSCODER_C,
> - MEI_TRANSCODER_D
> +enum hdcp_transcoder {
> + HDCP_INVALID_TRANSCODER = 0x00,
> + HDCP_TRANSCODER_EDP,
> + HDCP_TRANSCODER_DSI0,
> + HDCP_TRANSCODER_DSI1,
> + HDCP_TRANSCODER_A = 0x10,
> + HDCP_TRANSCODER_B,
> + HDCP_TRANSCODER_C,
> + HDCP_TRANSCODER_D
> };
>
> /**
> * struct hdcp_port_data - intel specific HDCP port data
> - * @fw_ddi: ddi index as per ME FW
> - * @fw_tc: transcoder index as per ME FW
> - * @port_type: HDCP port type as per ME FW classification
> - * @protocol: HDCP adaptation as per ME FW
> + * @hdcp_ddi: ddi index as per ME/GSC FW
> + * @hdcp_transcoder: transcoder index as per ME/GSC FW
> + * @port_type: HDCP port type as per ME/GSC FW classification
> + * @protocol: HDCP adaptation as per ME/GSC FW
> * @k: No of streams transmitted on a port. Only on DP MST this is != 1
> * @seq_num_m: Count of RepeaterAuth_Stream_Manage msg propagated.
> * Initialized to 0 on AKE_INIT. Incremented after every successful
> @@ -90,8 +90,8 @@ enum mei_fw_tc {
> * streams
> */
> struct hdcp_port_data {
> - enum mei_fw_ddi fw_ddi;
> - enum mei_fw_tc fw_tc;
> + enum hdcp_ddi hdcp_ddi;
> + enum hdcp_transcoder hdcp_transcoder;
> u8 port_type;
> u8 protocol;
> u16 k;
> @@ -100,7 +100,7 @@ struct hdcp_port_data { };
>
> /**
> - * struct i915_hdcp_component_ops- ops for HDCP2.2 services.
> + * struct i915_hdcp_ops- ops for HDCP2.2 services.
> * @owner: Module providing the ops
> * @initiate_hdcp2_session: Initiate a Wired HDCP2.2 Tx Session.
> * And Prepare AKE_Init.
> @@ -119,9 +119,9 @@ struct hdcp_port_data {
> * @close_hdcp_session: Close the Wired HDCP Tx session per port.
> * This also disables the authenticated state of the port.
> */
> -struct i915_hdcp_component_ops {
> +struct i915_hdcp_ops {
> /**
> - * @owner: mei_hdcp module
> + * @owner: hdcp module
> */
> struct module *owner;
>
> @@ -168,17 +168,17 @@ struct i915_hdcp_component_ops { };
>
> /**
> - * struct i915_hdcp_component_master - Used for communication between i915
> - * and mei_hdcp drivers for the HDCP2.2 services
> - * @mei_dev: device that provide the HDCP2.2 service from MEI Bus.
> - * @hdcp_ops: Ops implemented by mei_hdcp driver, used by i915 driver.
> + * struct i915_hdcp_master - Used for communication between i915
> + * and hdcp drivers for the HDCP2.2 services
> + * @hdcp_dev: device that provide the HDCP2.2 service from MEI Bus.
> + * @hdcp_ops: Ops implemented by hdcp driver or intel_hdcp_gsc , used by i915
> driver.
> */
> -struct i915_hdcp_comp_master {
> - struct device *mei_dev;
> - const struct i915_hdcp_component_ops *ops;
> +struct i915_hdcp_master {
> + struct device *hdcp_dev;
> + const struct i915_hdcp_ops *ops;
>
> /* To protect the above members. */
> struct mutex mutex;
> };
>
> -#endif /* _I915_MEI_HDCP_INTERFACE_H_ */
> +#endif /* _I915_HDCP_INTERFACE_H_ */
> --
> 2.25.1
