[PATCH 2/2] drm/i915/hdcp: Use intel_display in hdcp_gsc

Suraj Kandpal suraj.kandpal at intel.com
Tue Sep 10 07:47:11 UTC 2024


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);
 	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,
-- 
2.43.2



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