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intel/context: create/destroy implementation 

Add relevant code to set up minimal state and call the appropriate
kernel IOCTLs.

This was missed in the previous cherry-picking for 2.3.36.

Signed-off-by: Ben Widawsky <ben@bwidawsk.net>
main
Ben Widawsky 2012-01-13 11:31:52 -08:00
parent c0ed9b23ec
commit f7210fa4ec
1 changed files with 45 additions and 0 deletions
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45
intel/intel_bufmgr_gem.c
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@ -2840,6 +2840,51 @@ drm_intel_bufmgr_gem_set_aub_dump(drm_intel_bufmgr *bufmgr, int enable)
}
}
drm_intel_context *
drm_intel_gem_context_create(drm_intel_bufmgr *bufmgr)
{
drm_intel_bufmgr_gem *bufmgr_gem = (drm_intel_bufmgr_gem *)bufmgr;
struct drm_i915_gem_context_create create;
drm_i915_getparam_t gp;
drm_intel_context *context = NULL;
int tmp = 0, ret;
ret = drmIoctl(bufmgr_gem->fd, DRM_IOCTL_I915_GEM_CONTEXT_CREATE, &create);
if (ret != 0) {
fprintf(stderr, "DRM_IOCTL_I915_GEM_CONTEXT_CREATE failed: %s\n",
strerror(errno));
return NULL;
}
context = calloc(1, sizeof(*context));
context->ctx_id = create.ctx_id;
context->bufmgr = bufmgr;
return context;
}
void
drm_intel_gem_context_destroy(drm_intel_context *ctx)
{
drm_intel_bufmgr_gem *bufmgr_gem;
struct drm_i915_gem_context_destroy destroy;
int ret;
if (ctx == NULL)
return;
bufmgr_gem = (drm_intel_bufmgr_gem *)ctx->bufmgr;
destroy.ctx_id = ctx->ctx_id;
ret = drmIoctl(bufmgr_gem->fd, DRM_IOCTL_I915_GEM_CONTEXT_DESTROY,
&destroy);
if (ret != 0)
fprintf(stderr, "DRM_IOCTL_I915_GEM_CONTEXT_DESTROY failed: %s\n",
strerror(errno));
free(ctx);
}
/**
* Annotate the given bo for use in aub dumping.
*