linux-kernel - [PATCH v2 03/15] drm/vkms: Create vkms

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Message-ID: <20250211110912.15409-4-jose.exposito89@gmail.com>
Date: Tue, 11 Feb 2025 12:09:00 +0100
From: José Expósito <jose.exposito89@...il.com>
To: louis.chauvet@...tlin.com
Cc: hamohammed.sa@...il.com,
	simona@...ll.ch,
	melissa.srw@...il.com,
	maarten.lankhorst@...ux.intel.com,
	mripard@...nel.org,
	tzimmermann@...e.de,
	airlied@...il.com,
	dri-devel@...ts.freedesktop.org,
	linux-kernel@...r.kernel.org,
	José Expósito <jose.exposito89@...il.com>
Subject: [PATCH v2 03/15] drm/vkms: Create vkms_connector struct

Create a structure wrapping the drm_connector.

Reviewed-by: Louis Chauvet <louis.chauvet@...tlin.com>
Signed-off-by: José Expósito <jose.exposito89@...il.com>
---
 drivers/gpu/drm/vkms/vkms_connector.c |  8 ++++----
 drivers/gpu/drm/vkms/vkms_connector.h | 11 ++++++++++-
 drivers/gpu/drm/vkms/vkms_output.c    |  4 ++--
 3 files changed, 16 insertions(+), 7 deletions(-)

diff --git a/drivers/gpu/drm/vkms/vkms_connector.c b/drivers/gpu/drm/vkms/vkms_connector.c
index fc97f265dea6..ab8b52a84151 100644
--- a/drivers/gpu/drm/vkms/vkms_connector.c
+++ b/drivers/gpu/drm/vkms/vkms_connector.c
@@ -29,22 +29,22 @@ static const struct drm_connector_helper_funcs vkms_conn_helper_funcs = {
 	.get_modes    = vkms_conn_get_modes,
 };
 
-struct drm_connector *vkms_connector_init(struct vkms_device *vkmsdev)
+struct vkms_connector *vkms_connector_init(struct vkms_device *vkmsdev)
 {
 	struct drm_device *dev = &vkmsdev->drm;
-	struct drm_connector *connector;
+	struct vkms_connector *connector;
 	int ret;
 
 	connector = drmm_kzalloc(dev, sizeof(*connector), GFP_KERNEL);
 	if (!connector)
 		return ERR_PTR(-ENOMEM);
 
-	ret = drmm_connector_init(dev, connector, &vkms_connector_funcs,
+	ret = drmm_connector_init(dev, &connector->base, &vkms_connector_funcs,
 				  DRM_MODE_CONNECTOR_VIRTUAL, NULL);
 	if (ret)
 		return ERR_PTR(ret);
 
-	drm_connector_helper_add(connector, &vkms_conn_helper_funcs);
+	drm_connector_helper_add(&connector->base, &vkms_conn_helper_funcs);
 
 	return connector;
 }
diff --git a/drivers/gpu/drm/vkms/vkms_connector.h b/drivers/gpu/drm/vkms/vkms_connector.h
index beb5ebe09155..c9149c1b7af0 100644
--- a/drivers/gpu/drm/vkms/vkms_connector.h
+++ b/drivers/gpu/drm/vkms/vkms_connector.h
@@ -5,6 +5,15 @@
 
 #include "vkms_drv.h"
 
+/**
+ * struct vkms_connector - VKMS custom type wrapping around the DRM connector
+ *
+ * @drm: Base DRM connector
+ */
+struct vkms_connector {
+	struct drm_connector base;
+};
+
 /**
  * vkms_connector_init() - Initialize a connector
  * @vkmsdev: VKMS device containing the connector
@@ -12,6 +21,6 @@
  * Returns:
  * The connector or an error on failure.
  */
-struct drm_connector *vkms_connector_init(struct vkms_device *vkmsdev);
+struct vkms_connector *vkms_connector_init(struct vkms_device *vkmsdev);
 
 #endif /* _VKMS_CONNECTOR_H_ */
diff --git a/drivers/gpu/drm/vkms/vkms_output.c b/drivers/gpu/drm/vkms/vkms_output.c
index b01c3e9289d0..4b5abe159add 100644
--- a/drivers/gpu/drm/vkms/vkms_output.c
+++ b/drivers/gpu/drm/vkms/vkms_output.c
@@ -7,7 +7,7 @@
 int vkms_output_init(struct vkms_device *vkmsdev)
 {
 	struct drm_device *dev = &vkmsdev->drm;
-	struct drm_connector *connector;
+	struct vkms_connector *connector;
 	struct drm_encoder *encoder;
 	struct vkms_output *output;
 	struct vkms_plane *primary, *overlay, *cursor = NULL;
@@ -69,7 +69,7 @@ int vkms_output_init(struct vkms_device *vkmsdev)
 	encoder->possible_crtcs = drm_crtc_mask(&output->crtc);
 
 	/* Attach the encoder and the connector */
-	ret = drm_connector_attach_encoder(connector, encoder);
+	ret = drm_connector_attach_encoder(&connector->base, encoder);
 	if (ret) {
 		DRM_ERROR("Failed to attach connector to encoder\n");
 		return ret;
-- 
2.48.1