freebsd-skq/sys/dev/drm2/i915/i915_ioc32.c
2012-08-18 18:26:25 +00:00

139 lines
4.6 KiB
C

/*-
* Copyright (C) Paul Mackerras 2005
* Copyright (C) Alan Hourihane 2005
* All Rights Reserved.
*
* 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 (including the next
* paragraph) 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
* THE AUTHOR 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.
*
* Authors:
* Paul Mackerras <paulus@samba.org>
* Alan Hourihane <alanh@fairlite.demon.co.uk>
*/
#include <sys/cdefs.h>
__FBSDID("$FreeBSD$");
#include "opt_compat.h"
#ifdef COMPAT_FREEBSD32
/** @file i915_ioc32.c
* 32-bit ioctl compatibility routines for the i915 DRM.
*/
#include <dev/drm2/drmP.h>
#include <dev/drm2/drm.h>
#include <dev/drm2/i915/i915_drm.h>
#include <dev/drm2/i915/i915_drv.h>
#include <dev/drm2/i915/intel_drv.h>
typedef struct _drm_i915_batchbuffer32 {
int start; /* agp offset */
int used; /* nr bytes in use */
int DR1; /* hw flags for GFX_OP_DRAWRECT_INFO */
int DR4; /* window origin for GFX_OP_DRAWRECT_INFO */
int num_cliprects; /* mulitpass with multiple cliprects? */
u32 cliprects; /* pointer to userspace cliprects */
} drm_i915_batchbuffer32_t;
static int compat_i915_batchbuffer(struct drm_device *dev, void *data, struct drm_file *file_priv)
{
drm_i915_batchbuffer32_t *batchbuffer32 = data;
drm_i915_batchbuffer_t batchbuffer;
batchbuffer.start = batchbuffer32->start;
batchbuffer.used = batchbuffer32->used;
batchbuffer.DR1 = batchbuffer32->DR1;
batchbuffer.DR4 = batchbuffer32->DR4;
batchbuffer.num_cliprects = batchbuffer32->num_cliprects;
batchbuffer.cliprects = (void *)(unsigned long)batchbuffer32->cliprects;
return i915_batchbuffer(dev, (void *)&batchbuffer, file_priv);
}
typedef struct _drm_i915_cmdbuffer32 {
u32 buf; /* pointer to userspace command buffer */
int sz; /* nr bytes in buf */
int DR1; /* hw flags for GFX_OP_DRAWRECT_INFO */
int DR4; /* window origin for GFX_OP_DRAWRECT_INFO */
int num_cliprects; /* mulitpass with multiple cliprects? */
u32 cliprects; /* pointer to userspace cliprects */
} drm_i915_cmdbuffer32_t;
static int compat_i915_cmdbuffer(struct drm_device *dev, void *data, struct drm_file *file_priv)
{
drm_i915_cmdbuffer32_t *cmdbuffer32 = data;
drm_i915_cmdbuffer_t cmdbuffer;
cmdbuffer.sz = cmdbuffer32->sz;
cmdbuffer.DR1 = cmdbuffer32->DR1;
cmdbuffer.DR4 = cmdbuffer32->DR4;
cmdbuffer.num_cliprects = cmdbuffer32->num_cliprects;
cmdbuffer.cliprects = (void *)(unsigned long)cmdbuffer32->cliprects;
return i915_cmdbuffer(dev, (void *)&cmdbuffer, file_priv);
}
typedef struct drm_i915_irq_emit32 {
u32 irq_seq;
} drm_i915_irq_emit32_t;
static int compat_i915_irq_emit(struct drm_device *dev, void *data, struct drm_file *file_priv)
{
drm_i915_irq_emit32_t *req32 = data;
drm_i915_irq_emit_t request;
request.irq_seq = (int *)(unsigned long)req32->irq_seq;
return i915_irq_emit(dev, (void *)&request, file_priv);
}
typedef struct drm_i915_getparam32 {
int param;
u32 value;
} drm_i915_getparam32_t;
static int compat_i915_getparam(struct drm_device *dev, void *data, struct drm_file *file_priv)
{
drm_i915_getparam32_t *req32 = data;
drm_i915_getparam_t request;
request.param = req32->param;
request.value = (void *)(unsigned long)req32->value;
return i915_getparam(dev, (void *)&request, file_priv);
}
typedef struct drm_i915_mem_alloc32 {
int region;
int alignment;
int size;
u32 region_offset; /* offset from start of fb or agp */
} drm_i915_mem_alloc32_t;
drm_ioctl_desc_t i915_compat_ioctls[] = {
DRM_IOCTL_DEF(DRM_I915_BATCHBUFFER, compat_i915_batchbuffer, DRM_AUTH),
DRM_IOCTL_DEF(DRM_I915_CMDBUFFER, compat_i915_cmdbuffer, DRM_AUTH),
DRM_IOCTL_DEF(DRM_I915_GETPARAM, compat_i915_getparam, DRM_AUTH),
DRM_IOCTL_DEF(DRM_I915_IRQ_EMIT, compat_i915_irq_emit, DRM_AUTH)
};
int i915_compat_ioctls_nr = DRM_ARRAY_SIZE(i915_compat_ioctls);
#endif