[PATCH 2/2] drm/i915/hdcp: Use intel_display in hdcp_gsc
Jani Nikula
jani.nikula at intel.com
Tue Sep 10 09:18:31 UTC 2024
On Tue, 10 Sep 2024, Suraj Kandpal <suraj.kandpal at intel.com> wrote:
> Use intel_display structure instead of drm_i915_private wherever
> possible in hdcp_gsc related files.
>
> Signed-off-by: Suraj Kandpal <suraj.kandpal at intel.com>
> ---
> drivers/gpu/drm/i915/display/intel_hdcp.c | 4 +-
> drivers/gpu/drm/i915/display/intel_hdcp_gsc.c | 31 ++++++-------
> drivers/gpu/drm/i915/display/intel_hdcp_gsc.h | 4 +-
> .../drm/i915/display/intel_hdcp_gsc_message.c | 44 +++++++++----------
> drivers/gpu/drm/xe/display/xe_hdcp_gsc.c | 23 +++++-----
> 5 files changed, 54 insertions(+), 52 deletions(-)
>
> diff --git a/drivers/gpu/drm/i915/display/intel_hdcp.c b/drivers/gpu/drm/i915/display/intel_hdcp.c
> index 964372f4343b..efc62711274f 100644
> --- a/drivers/gpu/drm/i915/display/intel_hdcp.c
> +++ b/drivers/gpu/drm/i915/display/intel_hdcp.c
> @@ -2306,7 +2306,7 @@ void intel_hdcp_component_init(struct drm_i915_private *i915)
> display->hdcp.comp_added = true;
> mutex_unlock(&display->hdcp.hdcp_mutex);
> if (intel_hdcp_gsc_cs_required(display))
> - ret = intel_hdcp_gsc_init(i915);
> + ret = intel_hdcp_gsc_init(display);
> else
> ret = component_add_typed(display->drm->dev, &i915_hdcp_ops,
> I915_COMPONENT_HDCP);
> @@ -2569,7 +2569,7 @@ void intel_hdcp_component_fini(struct drm_i915_private *i915)
> mutex_unlock(&display->hdcp.hdcp_mutex);
>
> if (intel_hdcp_gsc_cs_required(display))
> - intel_hdcp_gsc_fini(i915);
> + intel_hdcp_gsc_fini(display);
> else
> component_del(display->drm->dev, &i915_hdcp_ops);
> }
> diff --git a/drivers/gpu/drm/i915/display/intel_hdcp_gsc.c b/drivers/gpu/drm/i915/display/intel_hdcp_gsc.c
> index dc5cc1d54c85..55965844d829 100644
> --- a/drivers/gpu/drm/i915/display/intel_hdcp_gsc.c
> +++ b/drivers/gpu/drm/i915/display/intel_hdcp_gsc.c
> @@ -107,8 +107,9 @@ static const struct i915_hdcp_ops gsc_hdcp_ops = {
> .close_hdcp_session = intel_hdcp_gsc_close_session,
> };
>
> -static int intel_hdcp_gsc_hdcp2_init(struct drm_i915_private *i915)
> +static int intel_hdcp_gsc_hdcp2_init(struct intel_display *display)
> {
> + struct drm_i915_private *i915 = to_i915(display->drm);
> struct intel_hdcp_gsc_message *hdcp_message;
> int ret;
>
> @@ -121,19 +122,19 @@ static int intel_hdcp_gsc_hdcp2_init(struct drm_i915_private *i915)
> * NOTE: No need to lock the comp mutex here as it is already
> * going to be taken before this function called
> */
> - i915->display.hdcp.hdcp_message = hdcp_message;
> + display->hdcp.hdcp_message = hdcp_message;
> ret = intel_hdcp_gsc_initialize_message(i915, hdcp_message);
>
> if (ret)
> - drm_err(&i915->drm, "Could not initialize hdcp_message\n");
> + drm_err(display->drm, "Could not initialize hdcp_message\n");
>
> return ret;
> }
>
> -static void intel_hdcp_gsc_free_message(struct drm_i915_private *i915)
> +static void intel_hdcp_gsc_free_message(struct intel_display *display)
> {
> struct intel_hdcp_gsc_message *hdcp_message =
> - i915->display.hdcp.hdcp_message;
> + display->hdcp.hdcp_message;
>
> hdcp_message->hdcp_cmd_in = NULL;
> hdcp_message->hdcp_cmd_out = NULL;
> @@ -141,7 +142,7 @@ static void intel_hdcp_gsc_free_message(struct drm_i915_private *i915)
> kfree(hdcp_message);
> }
>
> -int intel_hdcp_gsc_init(struct drm_i915_private *i915)
> +int intel_hdcp_gsc_init(struct intel_display *display)
> {
> struct i915_hdcp_arbiter *data;
> int ret;
> @@ -150,20 +151,20 @@ int intel_hdcp_gsc_init(struct drm_i915_private *i915)
> if (!data)
> return -ENOMEM;
>
> - mutex_lock(&i915->display.hdcp.hdcp_mutex);
> - i915->display.hdcp.arbiter = data;
> - i915->display.hdcp.arbiter->hdcp_dev = i915->drm.dev;
> - i915->display.hdcp.arbiter->ops = &gsc_hdcp_ops;
> - ret = intel_hdcp_gsc_hdcp2_init(i915);
> - mutex_unlock(&i915->display.hdcp.hdcp_mutex);
> + mutex_lock(&display->hdcp.hdcp_mutex);
> + display->hdcp.arbiter = data;
> + display->hdcp.arbiter->hdcp_dev = display->drm->dev;
> + display->hdcp.arbiter->ops = &gsc_hdcp_ops;
> + ret = intel_hdcp_gsc_hdcp2_init(display);
> + mutex_unlock(&display->hdcp.hdcp_mutex);
>
> return ret;
> }
>
> -void intel_hdcp_gsc_fini(struct drm_i915_private *i915)
> +void intel_hdcp_gsc_fini(struct intel_display *display)
> {
> - intel_hdcp_gsc_free_message(i915);
> - kfree(i915->display.hdcp.arbiter);
> + intel_hdcp_gsc_free_message(display);
> + kfree(display->hdcp.arbiter);
> }
>
> static int intel_gsc_send_sync(struct drm_i915_private *i915,
> diff --git a/drivers/gpu/drm/i915/display/intel_hdcp_gsc.h b/drivers/gpu/drm/i915/display/intel_hdcp_gsc.h
> index b6aabd855478..5695a5e4f609 100644
> --- a/drivers/gpu/drm/i915/display/intel_hdcp_gsc.h
> +++ b/drivers/gpu/drm/i915/display/intel_hdcp_gsc.h
> @@ -17,8 +17,8 @@ bool intel_hdcp_gsc_cs_required(struct intel_display *display);
> ssize_t intel_hdcp_gsc_msg_send(struct drm_i915_private *i915, u8 *msg_in,
> size_t msg_in_len, u8 *msg_out,
> size_t msg_out_len);
> -int intel_hdcp_gsc_init(struct drm_i915_private *i915);
> -void intel_hdcp_gsc_fini(struct drm_i915_private *i915);
> +int intel_hdcp_gsc_init(struct intel_display *display);
> +void intel_hdcp_gsc_fini(struct intel_display *display);
> bool intel_hdcp_gsc_check_status(struct intel_display *display);
>
> #endif /* __INTEL_HDCP_GCS_H__ */
> diff --git a/drivers/gpu/drm/i915/display/intel_hdcp_gsc_message.c b/drivers/gpu/drm/i915/display/intel_hdcp_gsc_message.c
> index 35bdb532bbb3..129104fa9b16 100644
> --- a/drivers/gpu/drm/i915/display/intel_hdcp_gsc_message.c
> +++ b/drivers/gpu/drm/i915/display/intel_hdcp_gsc_message.c
> @@ -46,12 +46,12 @@ intel_hdcp_gsc_initiate_session(struct device *dev, struct hdcp_port_data *data,
> (u8 *)&session_init_out,
> sizeof(session_init_out));
> if (byte < 0) {
> - drm_dbg_kms(&i915->drm, "intel_hdcp_gsc_msg_send failed. %zd\n", byte);
> + drm_dbg_kms(display->drm, "intel_hdcp_gsc_msg_send failed. %zd\n", byte);
> return byte;
> }
>
> if (session_init_out.header.status != FW_HDCP_STATUS_SUCCESS) {
> - drm_dbg_kms(&i915->drm, "FW cmd 0x%08X Failed. Status: 0x%X\n",
> + drm_dbg_kms(display->drm, "FW cmd 0x%08X Failed. Status: 0x%X\n",
> WIRED_INITIATE_HDCP2_SESSION,
> session_init_out.header.status);
> return -EIO;
> @@ -108,12 +108,12 @@ intel_hdcp_gsc_verify_receiver_cert_prepare_km(struct device *dev,
> (u8 *)&verify_rxcert_out,
> sizeof(verify_rxcert_out));
> if (byte < 0) {
> - drm_dbg_kms(&i915->drm, "intel_hdcp_gsc_msg_send failed: %zd\n", byte);
> + drm_dbg_kms(display->drm, "intel_hdcp_gsc_msg_send failed: %zd\n", byte);
> return byte;
> }
>
> if (verify_rxcert_out.header.status != FW_HDCP_STATUS_SUCCESS) {
> - drm_dbg_kms(&i915->drm, "FW cmd 0x%08X Failed. Status: 0x%X\n",
> + drm_dbg_kms(display->drm, "FW cmd 0x%08X Failed. Status: 0x%X\n",
> WIRED_VERIFY_RECEIVER_CERT,
> verify_rxcert_out.header.status);
> return -EIO;
> @@ -171,12 +171,12 @@ intel_hdcp_gsc_verify_hprime(struct device *dev, struct hdcp_port_data *data,
> (u8 *)&send_hprime_out,
> sizeof(send_hprime_out));
> if (byte < 0) {
> - drm_dbg_kms(&i915->drm, "intel_hdcp_gsc_msg_send failed. %zd\n", byte);
> + drm_dbg_kms(display->drm, "intel_hdcp_gsc_msg_send failed. %zd\n", byte);
> return byte;
> }
>
> if (send_hprime_out.header.status != FW_HDCP_STATUS_SUCCESS) {
> - drm_dbg_kms(&i915->drm, "FW cmd 0x%08X Failed. Status: 0x%X\n",
> + drm_dbg_kms(display->drm, "FW cmd 0x%08X Failed. Status: 0x%X\n",
> WIRED_AKE_SEND_HPRIME, send_hprime_out.header.status);
> return -EIO;
> }
> @@ -222,12 +222,12 @@ intel_hdcp_gsc_store_pairing_info(struct device *dev, struct hdcp_port_data *dat
> (u8 *)&pairing_info_out,
> sizeof(pairing_info_out));
> if (byte < 0) {
> - drm_dbg_kms(&i915->drm, "intel_hdcp_gsc_msg_send failed. %zd\n", byte);
> + drm_dbg_kms(display->drm, "intel_hdcp_gsc_msg_send failed. %zd\n", byte);
> return byte;
> }
>
> if (pairing_info_out.header.status != FW_HDCP_STATUS_SUCCESS) {
> - drm_dbg_kms(&i915->drm, "FW cmd 0x%08X failed. Status: 0x%X\n",
> + drm_dbg_kms(display->drm, "FW cmd 0x%08X failed. Status: 0x%X\n",
> WIRED_AKE_SEND_PAIRING_INFO,
> pairing_info_out.header.status);
> return -EIO;
> @@ -269,12 +269,12 @@ intel_hdcp_gsc_initiate_locality_check(struct device *dev,
> byte = intel_hdcp_gsc_msg_send(i915, (u8 *)&lc_init_in, sizeof(lc_init_in),
> (u8 *)&lc_init_out, sizeof(lc_init_out));
> if (byte < 0) {
> - drm_dbg_kms(&i915->drm, "intel_hdcp_gsc_msg_send failed. %zd\n", byte);
> + drm_dbg_kms(display->drm, "intel_hdcp_gsc_msg_send failed. %zd\n", byte);
> return byte;
> }
>
> if (lc_init_out.header.status != FW_HDCP_STATUS_SUCCESS) {
> - drm_dbg_kms(&i915->drm, "FW cmd 0x%08X Failed. status: 0x%X\n",
> + drm_dbg_kms(display->drm, "FW cmd 0x%08X Failed. status: 0x%X\n",
> WIRED_INIT_LOCALITY_CHECK, lc_init_out.header.status);
> return -EIO;
> }
> @@ -323,12 +323,12 @@ intel_hdcp_gsc_verify_lprime(struct device *dev, struct hdcp_port_data *data,
> (u8 *)&verify_lprime_out,
> sizeof(verify_lprime_out));
> if (byte < 0) {
> - drm_dbg_kms(&i915->drm, "intel_hdcp_gsc_msg_send failed. %zd\n", byte);
> + drm_dbg_kms(display->drm, "intel_hdcp_gsc_msg_send failed. %zd\n", byte);
> return byte;
> }
>
> if (verify_lprime_out.header.status != FW_HDCP_STATUS_SUCCESS) {
> - drm_dbg_kms(&i915->drm, "FW cmd 0x%08X failed. status: 0x%X\n",
> + drm_dbg_kms(display->drm, "FW cmd 0x%08X failed. status: 0x%X\n",
> WIRED_VALIDATE_LOCALITY,
> verify_lprime_out.header.status);
> return -EIO;
> @@ -369,12 +369,12 @@ int intel_hdcp_gsc_get_session_key(struct device *dev,
> byte = intel_hdcp_gsc_msg_send(i915, (u8 *)&get_skey_in, sizeof(get_skey_in),
> (u8 *)&get_skey_out, sizeof(get_skey_out));
> if (byte < 0) {
> - drm_dbg_kms(&i915->drm, "intel_hdcp_gsc_msg_send failed. %zd\n", byte);
> + drm_dbg_kms(display->drm, "intel_hdcp_gsc_msg_send failed. %zd\n", byte);
> return byte;
> }
>
> if (get_skey_out.header.status != FW_HDCP_STATUS_SUCCESS) {
> - drm_dbg_kms(&i915->drm, "FW cmd 0x%08X failed. status: 0x%X\n",
> + drm_dbg_kms(display->drm, "FW cmd 0x%08X failed. status: 0x%X\n",
> WIRED_GET_SESSION_KEY, get_skey_out.header.status);
> return -EIO;
> }
> @@ -435,12 +435,12 @@ intel_hdcp_gsc_repeater_check_flow_prepare_ack(struct device *dev,
> (u8 *)&verify_repeater_out,
> sizeof(verify_repeater_out));
> if (byte < 0) {
> - drm_dbg_kms(&i915->drm, "intel_hdcp_gsc_msg_send failed. %zd\n", byte);
> + drm_dbg_kms(display->drm, "intel_hdcp_gsc_msg_send failed. %zd\n", byte);
> return byte;
> }
>
> if (verify_repeater_out.header.status != FW_HDCP_STATUS_SUCCESS) {
> - drm_dbg_kms(&i915->drm, "FW cmd 0x%08X failed. status: 0x%X\n",
> + drm_dbg_kms(display->drm, "FW cmd 0x%08X failed. status: 0x%X\n",
> WIRED_VERIFY_REPEATER,
> verify_repeater_out.header.status);
> return -EIO;
> @@ -504,12 +504,12 @@ int intel_hdcp_gsc_verify_mprime(struct device *dev,
> sizeof(verify_mprime_out));
> kfree(verify_mprime_in);
> if (byte < 0) {
> - drm_dbg_kms(&i915->drm, "intel_hdcp_gsc_msg_send failed. %zd\n", byte);
> + drm_dbg_kms(display->drm, "intel_hdcp_gsc_msg_send failed. %zd\n", byte);
> return byte;
> }
>
> if (verify_mprime_out.header.status != FW_HDCP_STATUS_SUCCESS) {
> - drm_dbg_kms(&i915->drm, "FW cmd 0x%08X failed. status: 0x%X\n",
> + drm_dbg_kms(display->drm, "FW cmd 0x%08X failed. status: 0x%X\n",
> WIRED_REPEATER_AUTH_STREAM_REQ,
> verify_mprime_out.header.status);
> return -EIO;
> @@ -552,12 +552,12 @@ int intel_hdcp_gsc_enable_authentication(struct device *dev,
> (u8 *)&enable_auth_out,
> sizeof(enable_auth_out));
> if (byte < 0) {
> - drm_dbg_kms(&i915->drm, "intel_hdcp_gsc_msg_send failed. %zd\n", byte);
> + drm_dbg_kms(display->drm, "intel_hdcp_gsc_msg_send failed. %zd\n", byte);
> return byte;
> }
>
> if (enable_auth_out.header.status != FW_HDCP_STATUS_SUCCESS) {
> - drm_dbg_kms(&i915->drm, "FW cmd 0x%08X failed. status: 0x%X\n",
> + drm_dbg_kms(display->drm, "FW cmd 0x%08X failed. status: 0x%X\n",
> WIRED_ENABLE_AUTH, enable_auth_out.header.status);
> return -EIO;
> }
> @@ -599,12 +599,12 @@ intel_hdcp_gsc_close_session(struct device *dev, struct hdcp_port_data *data)
> (u8 *)&session_close_out,
> sizeof(session_close_out));
> if (byte < 0) {
> - drm_dbg_kms(&i915->drm, "intel_hdcp_gsc_msg_send failed. %zd\n", byte);
> + drm_dbg_kms(display->drm, "intel_hdcp_gsc_msg_send failed. %zd\n", byte);
> return byte;
> }
>
> if (session_close_out.header.status != FW_HDCP_STATUS_SUCCESS) {
> - drm_dbg_kms(&i915->drm, "Session Close Failed. status: 0x%X\n",
> + drm_dbg_kms(display->drm, "Session Close Failed. status: 0x%X\n",
> session_close_out.header.status);
> return -EIO;
> }
> diff --git a/drivers/gpu/drm/xe/display/xe_hdcp_gsc.c b/drivers/gpu/drm/xe/display/xe_hdcp_gsc.c
> index 5badf90b26de..437839b8c847 100644
> --- a/drivers/gpu/drm/xe/display/xe_hdcp_gsc.c
> +++ b/drivers/gpu/drm/xe/display/xe_hdcp_gsc.c
> @@ -138,42 +138,43 @@ static const struct i915_hdcp_ops gsc_hdcp_ops = {
> .close_hdcp_session = intel_hdcp_gsc_close_session,
> };
>
> -int intel_hdcp_gsc_init(struct xe_device *xe)
> +int intel_hdcp_gsc_init(struct intel_display *display)
> {
> struct i915_hdcp_arbiter *data;
> + struct xe_device *xe = to_xe_device(display->drm);
> int ret;
>
> data = kzalloc(sizeof(*data), GFP_KERNEL);
> if (!data)
> return -ENOMEM;
>
> - mutex_lock(&xe->display.hdcp.hdcp_mutex);
> - xe->display.hdcp.arbiter = data;
> - xe->display.hdcp.arbiter->hdcp_dev = xe->drm.dev;
> - xe->display.hdcp.arbiter->ops = &gsc_hdcp_ops;
> + mutex_lock(&display->hdcp.hdcp_mutex);
> + display->hdcp.arbiter = data;
> + display->hdcp.arbiter->hdcp_dev = display->drm->dev;
> + display->hdcp.arbiter->ops = &gsc_hdcp_ops;
> ret = intel_hdcp_gsc_hdcp2_init(xe);
This needs to accept display as well. Or are you going to do the full
xe_hdcp_gsc.c conversion in a separate patch?
BR,
Jani.
> if (ret)
> kfree(data);
>
> - mutex_unlock(&xe->display.hdcp.hdcp_mutex);
> + mutex_unlock(&display->hdcp.hdcp_mutex);
>
> return ret;
> }
>
> -void intel_hdcp_gsc_fini(struct xe_device *xe)
> +void intel_hdcp_gsc_fini(struct intel_display *display)
> {
> struct intel_hdcp_gsc_message *hdcp_message =
> - xe->display.hdcp.hdcp_message;
> - struct i915_hdcp_arbiter *arb = xe->display.hdcp.arbiter;
> + display->hdcp.hdcp_message;
> + struct i915_hdcp_arbiter *arb = display->hdcp.arbiter;
>
> if (hdcp_message) {
> xe_bo_unpin_map_no_vm(hdcp_message->hdcp_bo);
> kfree(hdcp_message);
> - xe->display.hdcp.hdcp_message = NULL;
> + display->hdcp.hdcp_message = NULL;
> }
>
> kfree(arb);
> - xe->display.hdcp.arbiter = NULL;
> + display->hdcp.arbiter = NULL;
> }
>
> static int xe_gsc_send_sync(struct xe_device *xe,
--
Jani Nikula, Intel
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