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Message-ID: <20250901122541.9983-2-jose.exposito89@gmail.com>
Date: Mon, 1 Sep 2025 14:25:26 +0200
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,
sebastian.wick@...hat.com,
xaver.hugl@....org,
victoria@...tem76.com,
a.hindborg@...nel.org,
leitao@...ian.org,
dri-devel@...ts.freedesktop.org,
linux-kernel@...r.kernel.org,
José Expósito <jose.exposito89@...il.com>,
Mark Yacoub <markyacoub@...gle.com>
Subject: [PATCH v6 01/16] drm/vkms: Expose device creation and destruction
In preparation for configfs support, expose vkms_create() and
vkms_destroy().
Tested-by: Mark Yacoub <markyacoub@...gle.com>
Reviewed-by: Louis Chauvet <louis.chauvet@...tlin.com>
Co-developed-by: Louis Chauvet <louis.chauvet@...tlin.com>
Signed-off-by: Louis Chauvet <louis.chauvet@...tlin.com>
Signed-off-by: José Expósito <jose.exposito89@...il.com>
---
drivers/gpu/drm/vkms/vkms_drv.c | 4 ++--
drivers/gpu/drm/vkms/vkms_drv.h | 20 ++++++++++++++++++++
2 files changed, 22 insertions(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/vkms/vkms_drv.c b/drivers/gpu/drm/vkms/vkms_drv.c
index e8472d9b6e3b..78af37c7bd83 100644
--- a/drivers/gpu/drm/vkms/vkms_drv.c
+++ b/drivers/gpu/drm/vkms/vkms_drv.c
@@ -146,7 +146,7 @@ static int vkms_modeset_init(struct vkms_device *vkmsdev)
return vkms_output_init(vkmsdev);
}
-static int vkms_create(struct vkms_config *config)
+int vkms_create(struct vkms_config *config)
{
int ret;
struct faux_device *fdev;
@@ -229,7 +229,7 @@ static int __init vkms_init(void)
return 0;
}
-static void vkms_destroy(struct vkms_config *config)
+void vkms_destroy(struct vkms_config *config)
{
struct faux_device *fdev;
diff --git a/drivers/gpu/drm/vkms/vkms_drv.h b/drivers/gpu/drm/vkms/vkms_drv.h
index 8013c31efe3b..959ab48fbb47 100644
--- a/drivers/gpu/drm/vkms/vkms_drv.h
+++ b/drivers/gpu/drm/vkms/vkms_drv.h
@@ -258,6 +258,26 @@ struct vkms_device {
#define to_vkms_plane_state(target)\
container_of(target, struct vkms_plane_state, base.base)
+/**
+ * vkms_create() - Create a device from a configuration
+ * @config: Config used to configure the new device
+ *
+ * A pointer to the created vkms_device is stored in @config
+ *
+ * Returns:
+ * 0 on success or an error.
+ */
+int vkms_create(struct vkms_config *config);
+
+/**
+ * vkms_destroy() - Destroy a device
+ * @config: Config from which the device was created
+ *
+ * The device is completely removed, but the @config is not freed. It can be
+ * reused or destroyed with vkms_config_destroy().
+ */
+void vkms_destroy(struct vkms_config *config);
+
/**
* vkms_crtc_init() - Initialize a CRTC for VKMS
* @dev: DRM device associated with the VKMS buffer
--
2.51.0
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