[src/trunk]: src/sys/external/bsd/drm2/include/drm Start drm_client.h stubs.

[riastradh <riastradh%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/a0bcb9e0c040
branches:  trunk
changeset: 1028310:a0bcb9e0c040
user:      riastradh <riastradh%NetBSD.org@localhost>
date:      Sun Dec 19 10:36:32 2021 +0000

description:
Start drm_client.h stubs.

diffstat:

 sys/external/bsd/drm2/include/drm/drm_client.h |  91 ++++++++++++++++++++++++++
 1 files changed, 91 insertions(+), 0 deletions(-)

diffs (95 lines):

diff -r c092840a961f -r a0bcb9e0c040 sys/external/bsd/drm2/include/drm/drm_client.h
--- /dev/null   Thu Jan 01 00:00:00 1970 +0000
+++ b/sys/external/bsd/drm2/include/drm/drm_client.h    Sun Dec 19 10:36:32 2021 +0000
@@ -0,0 +1,91 @@
+/*     $NetBSD: drm_client.h,v 1.1 2021/12/19 10:36:32 riastradh Exp $ */
+
+/*-
+ * Copyright (c) 2020 The NetBSD Foundation, Inc.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
+ * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
+ * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
+ * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifndef _DRM_DRM_CLIENT_H_
+#define        _DRM_DRM_CLIENT_H_
+
+#include <linux/mutex.h>
+
+struct drm_client_buffer;
+struct drm_client_dev;
+struct drm_client_funcs;
+struct drm_device;
+struct drm_mode_set;
+
+struct drm_client_dev {
+       struct mutex                    modeset_mutex;
+       struct drm_mode_set             *modesets;
+       struct drm_framebuffer          *fb;
+       struct drm_device               *dev;
+       const struct drm_client_funcs   *funcs;
+};
+
+struct drm_client_funcs {
+       struct module *owner;
+       void    (*unregister)(struct drm_client_dev *);
+       int     (*restore)(struct drm_client_dev *);
+       int     (*hotplug)(struct drm_client_dev *);
+};
+
+struct drm_client_buffer {
+       struct drm_framebuffer  *fb;
+};
+
+int    drm_client_init(struct drm_device *, struct drm_client_dev *,
+           const char *, const struct drm_client_funcs *);
+void   drm_client_register(struct drm_client_dev *);
+void   drm_client_release(struct drm_client_dev *);
+
+void   drm_client_dev_hotplug(struct drm_device *);
+void   drm_client_dev_restore(struct drm_device *);
+void   drm_client_dev_unregister(struct drm_device *);
+
+struct drm_client_buffer *
+       drm_client_framebuffer_create(struct drm_client_dev *, u32, u32, u32);
+void   *drm_client_buffer_vmap(struct drm_client_buffer *);
+void   drm_client_buffer_vunmap(struct drm_client_buffer *);
+void   drm_client_framebuffer_delete(struct drm_client_buffer *);
+
+int    drm_client_modeset_create(struct drm_client_dev *);
+int    drm_client_modeset_probe(struct drm_client_dev *, unsigned, unsigned);
+bool   drm_client_rotation(struct drm_mode_set *, unsigned *);
+int    drm_client_modeset_commit_force(struct drm_client_dev *);
+int    drm_client_modeset_commit(struct drm_client_dev *);
+int    drm_client_modeset_dpms(struct drm_client_dev *, int);
+void   drm_client_modeset_free(struct drm_client_dev *);
+
+#define drm_client_for_each_modeset(MODESET, CLIENT)              \
+       KASSERT(mutex_is_locked(&(CLIENT)->modeset_mutex));        \
+       for ((MODESET) = (CLIENT)->modesets; (MODESET)->crtc; (MODESET)++)
+
+#define drm_client_for_each_connector_iter(CONNECTOR, ITER)                  \
+       drm_for_each_connector_iter(CONNECTOR, ITER)                          \
+               if ((CONNECTOR)->connector_type !=                            \
+                   DRM_MODE_CONNECTOR_WRITEBACK)
+
+#endif /* _DRM_DRM_CLIENT_H_ */