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-rw-r--r--linux-core/i915_ioc32.c45
1 files changed, 44 insertions, 1 deletions
diff --git a/linux-core/i915_ioc32.c b/linux-core/i915_ioc32.c
index 11dee035..b878e21c 100644
--- a/linux-core/i915_ioc32.c
+++ b/linux-core/i915_ioc32.c
@@ -34,6 +34,7 @@
#include "drmP.h"
#include "drm.h"
#include "i915_drm.h"
+#include "i915_drv.h"
typedef struct _drm_i915_batchbuffer32 {
int start; /* agp offset */
@@ -182,13 +183,55 @@ static int compat_i915_alloc(struct file *file, unsigned int cmd,
DRM_IOCTL_I915_ALLOC, (unsigned long) request);
}
+typedef struct drm_i915_execbuffer32 {
+ uint64_t ops_list;
+ uint32_t num_buffers;
+ struct _drm_i915_batchbuffer32 batch;
+ drm_context_t context;
+ struct drm_fence_arg fence_arg;
+} drm_i915_execbuffer32_t;
+
+static int compat_i915_execbuffer(struct file *file, unsigned int cmd,
+ unsigned long arg)
+{
+ drm_i915_execbuffer32_t req32;
+ struct drm_i915_execbuffer __user *request;
+
+ if (copy_from_user(&req32, (void __user *) arg, sizeof(req32)))
+ return -EFAULT;
+
+ request = compat_alloc_user_space(sizeof(*request));
+
+ if (!access_ok(VERIFY_WRITE, request, sizeof(*request))
+ || __put_user(req32.ops_list, &request->ops_list)
+ || __put_user(req32.num_buffers, &request->num_buffers)
+ || __put_user(req32.context, &request->context)
+ || __copy_to_user(&request->fence_arg, &req32.fence_arg,
+ sizeof(req32.fence_arg))
+ || __put_user(req32.batch.start, &request->batch.start)
+ || __put_user(req32.batch.used, &request->batch.used)
+ || __put_user(req32.batch.DR1, &request->batch.DR1)
+ || __put_user(req32.batch.DR4, &request->batch.DR4)
+ || __put_user(req32.batch.num_cliprects,
+ &request->batch.num_cliprects)
+ || __put_user((int __user *)(unsigned long)req32.batch.cliprects,
+ &request->batch.cliprects))
+ return -EFAULT;
+
+ return drm_ioctl(file->f_dentry->d_inode, file,
+ DRM_IOCTL_I915_EXECBUFFER, (unsigned long)request);
+}
+
drm_ioctl_compat_t *i915_compat_ioctls[] = {
[DRM_I915_BATCHBUFFER] = compat_i915_batchbuffer,
[DRM_I915_CMDBUFFER] = compat_i915_cmdbuffer,
[DRM_I915_GETPARAM] = compat_i915_getparam,
[DRM_I915_IRQ_EMIT] = compat_i915_irq_emit,
- [DRM_I915_ALLOC] = compat_i915_alloc
+ [DRM_I915_ALLOC] = compat_i915_alloc,
+#ifdef I915_HAVE_BUFFER
+ [DRM_I915_EXECBUFFER] = compat_i915_execbuffer,
+#endif
};
/**