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authorZwane Mwaikambo <zwane@infradead.org>2007-01-29 21:20:31 -0800
committerDave Jones <davej@redhat.com>2007-02-03 17:16:24 -0500
commit0316fe8319ff62e527d0d91a3bc7df1c59eafae8 (patch)
tree0249ce36410476e10659bdc4f3a8f4124b964853 /drivers/char/agp/compat_ioctl.h
parentce35a81a71f405031ed6fd0d454d3aaa55dc8ed2 (diff)
[AGPGART] compat ioctl
The following video card requires the agpgart driver ioctl interface in order to detect video memory. 00:02.0 VGA compatible controller: Intel Corporation Mobile 945GM/GMS/940GML Express Integrated Graphics Controller (rev 03) Tested on a Thinkpad Z61t, Xorg.0.log from a 32bit debian Xorg is at; http://montezuma.homeunix.net/Xorg.0.log Signed-off-by: Zwane Mwaikambo <zwane@infradead.org> Signed-off-by: Dave Jones <davej@redhat.com>
Diffstat (limited to 'drivers/char/agp/compat_ioctl.h')
-rw-r--r--drivers/char/agp/compat_ioctl.h105
1 files changed, 105 insertions, 0 deletions
diff --git a/drivers/char/agp/compat_ioctl.h b/drivers/char/agp/compat_ioctl.h
new file mode 100644
index 000000000000..71939d637236
--- /dev/null
+++ b/drivers/char/agp/compat_ioctl.h
@@ -0,0 +1,105 @@
+/*
+ * Copyright (C) 1999 Jeff Hartmann
+ * Copyright (C) 1999 Precision Insight, Inc.
+ * Copyright (C) 1999 Xi Graphics, Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * JEFF HARTMANN, OR ANY OTHER CONTRIBUTORS BE LIABLE FOR ANY CLAIM,
+ * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
+ * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE
+ * OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ */
+
+#ifndef _AGP_COMPAT_IOCTL_H
+#define _AGP_COMPAT_IOCTL_H
+
+#include <linux/compat.h>
+#include <linux/agpgart.h>
+
+#define AGPIOC_INFO32 _IOR (AGPIOC_BASE, 0, compat_uptr_t)
+#define AGPIOC_ACQUIRE32 _IO (AGPIOC_BASE, 1)
+#define AGPIOC_RELEASE32 _IO (AGPIOC_BASE, 2)
+#define AGPIOC_SETUP32 _IOW (AGPIOC_BASE, 3, compat_uptr_t)
+#define AGPIOC_RESERVE32 _IOW (AGPIOC_BASE, 4, compat_uptr_t)
+#define AGPIOC_PROTECT32 _IOW (AGPIOC_BASE, 5, compat_uptr_t)
+#define AGPIOC_ALLOCATE32 _IOWR(AGPIOC_BASE, 6, compat_uptr_t)
+#define AGPIOC_DEALLOCATE32 _IOW (AGPIOC_BASE, 7, compat_int_t)
+#define AGPIOC_BIND32 _IOW (AGPIOC_BASE, 8, compat_uptr_t)
+#define AGPIOC_UNBIND32 _IOW (AGPIOC_BASE, 9, compat_uptr_t)
+
+struct agp_info32 {
+ struct agp_version version; /* version of the driver */
+ u32 bridge_id; /* bridge vendor/device */
+ u32 agp_mode; /* mode info of bridge */
+ compat_long_t aper_base; /* base of aperture */
+ compat_size_t aper_size; /* size of aperture */
+ compat_size_t pg_total; /* max pages (swap + system) */
+ compat_size_t pg_system; /* max pages (system) */
+ compat_size_t pg_used; /* current pages used */
+};
+
+/*
+ * The "prot" down below needs still a "sleep" flag somehow ...
+ */
+struct agp_segment32 {
+ compat_off_t pg_start; /* starting page to populate */
+ compat_size_t pg_count; /* number of pages */
+ compat_int_t prot; /* prot flags for mmap */
+};
+
+struct agp_region32 {
+ compat_pid_t pid; /* pid of process */
+ compat_size_t seg_count; /* number of segments */
+ struct agp_segment32 *seg_list;
+};
+
+struct agp_allocate32 {
+ compat_int_t key; /* tag of allocation */
+ compat_size_t pg_count; /* number of pages */
+ u32 type; /* 0 == normal, other devspec */
+ u32 physical; /* device specific (some devices
+ * need a phys address of the
+ * actual page behind the gatt
+ * table) */
+};
+
+struct agp_bind32 {
+ compat_int_t key; /* tag of allocation */
+ compat_off_t pg_start; /* starting page to populate */
+};
+
+struct agp_unbind32 {
+ compat_int_t key; /* tag of allocation */
+ u32 priority; /* priority for paging out */
+};
+
+extern struct agp_front_data agp_fe;
+
+int agpioc_acquire_wrap(struct agp_file_private *priv);
+int agpioc_release_wrap(struct agp_file_private *priv);
+int agpioc_protect_wrap(struct agp_file_private *priv);
+int agpioc_setup_wrap(struct agp_file_private *priv, void __user *arg);
+int agpioc_deallocate_wrap(struct agp_file_private *priv, int arg);
+struct agp_file_private *agp_find_private(pid_t pid);
+struct agp_client *agp_create_client(pid_t id);
+int agp_remove_client(pid_t id);
+int agp_create_segment(struct agp_client *client, struct agp_region *region);
+void agp_free_memory_wrap(struct agp_memory *memory);
+struct agp_memory *agp_allocate_memory_wrap(size_t pg_count, u32 type);
+struct agp_memory *agp_find_mem_by_key(int key);
+struct agp_client *agp_find_client_by_pid(pid_t id);
+
+#endif /* _AGP_COMPAT_H */