136 static void i915_gem_context_clean(struct intel_context *ctx)  in i915_gem_context_clean()  argument
138 	struct i915_hw_ppgtt *ppgtt = ctx->ppgtt;  in i915_gem_context_clean()
153 	struct intel_context *ctx = container_of(ctx_ref, typeof(*ctx), ref);  in i915_gem_context_free()  local
155 	trace_i915_context_free(ctx);  in i915_gem_context_free()
158 		intel_lr_context_free(ctx);  in i915_gem_context_free()
165 	i915_gem_context_clean(ctx);  in i915_gem_context_free()
167 	i915_ppgtt_put(ctx->ppgtt);  in i915_gem_context_free()
169 	if (ctx->legacy_hw_ctx.rcs_state)  in i915_gem_context_free()
170 		drm_gem_object_unreference(&ctx->legacy_hw_ctx.rcs_state->base);  in i915_gem_context_free()
171 	list_del(&ctx->link);  in i915_gem_context_free()
172 	kfree(ctx);  in i915_gem_context_free()
210 	struct intel_context *ctx;  in __create_hw_context()  local
213 	ctx = kzalloc(sizeof(*ctx), GFP_KERNEL);  in __create_hw_context()
214 	if (ctx == NULL)  in __create_hw_context()
217 	kref_init(&ctx->ref);  in __create_hw_context()
218 	list_add_tail(&ctx->link, &dev_priv->context_list);  in __create_hw_context()
219 	ctx->i915 = dev_priv;  in __create_hw_context()
228 		ctx->legacy_hw_ctx.rcs_state = obj;  in __create_hw_context()
233 		ret = idr_alloc(&file_priv->context_idr, ctx,  in __create_hw_context()
240 	ctx->file_priv = file_priv;  in __create_hw_context()
241 	ctx->user_handle = ret;  in __create_hw_context()
245 	ctx->remap_slice = (1 << NUM_L3_SLICES(dev)) - 1;  in __create_hw_context()
247 	ctx->hang_stats.ban_period_seconds = DRM_I915_CTX_BAN_PERIOD;  in __create_hw_context()
249 	return ctx;  in __create_hw_context()
252 	i915_gem_context_unreference(ctx);  in __create_hw_context()
266 	struct intel_context *ctx;  in i915_gem_create_context()  local
271 	ctx = __create_hw_context(dev, file_priv);  in i915_gem_create_context()
272 	if (IS_ERR(ctx))  in i915_gem_create_context()
273 		return ctx;  in i915_gem_create_context()
275 	if (is_global_default_ctx && ctx->legacy_hw_ctx.rcs_state) {  in i915_gem_create_context()
283 		ret = i915_gem_obj_ggtt_pin(ctx->legacy_hw_ctx.rcs_state,  in i915_gem_create_context()
301 		ctx->ppgtt = ppgtt;  in i915_gem_create_context()
304 	trace_i915_context_create(ctx);  in i915_gem_create_context()
306 	return ctx;  in i915_gem_create_context()
309 	if (is_global_default_ctx && ctx->legacy_hw_ctx.rcs_state)  in i915_gem_create_context()
310 		i915_gem_object_ggtt_unpin(ctx->legacy_hw_ctx.rcs_state);  in i915_gem_create_context()
312 	idr_remove(&file_priv->context_idr, ctx->user_handle);  in i915_gem_create_context()
313 	i915_gem_context_unreference(ctx);  in i915_gem_create_context()
323 		struct intel_context *ctx;  in i915_gem_context_reset()  local
325 		list_for_each_entry(ctx, &dev_priv->context_list, link) {  in i915_gem_context_reset()
326 			intel_lr_context_reset(dev, ctx);  in i915_gem_context_reset()
353 	struct intel_context *ctx;  in i915_gem_context_init()  local
381 	ctx = i915_gem_create_context(dev, NULL);  in i915_gem_context_init()
382 	if (IS_ERR(ctx)) {  in i915_gem_context_init()
384 			  PTR_ERR(ctx));  in i915_gem_context_init()
385 		return PTR_ERR(ctx);  in i915_gem_context_init()
392 		ring->default_context = ctx;  in i915_gem_context_init()
467 	struct intel_context *ctx = p;  in context_idr_cleanup()  local
469 	i915_gem_context_unreference(ctx);  in context_idr_cleanup()
476 	struct intel_context *ctx;  in i915_gem_context_open()  local
481 	ctx = i915_gem_create_context(dev, file_priv);  in i915_gem_context_open()
484 	if (IS_ERR(ctx)) {  in i915_gem_context_open()
486 		return PTR_ERR(ctx);  in i915_gem_context_open()
503 	struct intel_context *ctx;  in i915_gem_context_get()  local
505 	ctx = (struct intel_context *)idr_find(&file_priv->context_idr, id);  in i915_gem_context_get()
506 	if (!ctx)  in i915_gem_context_get()
509 	return ctx;  in i915_gem_context_get()
569 	intel_ring_emit(ring, i915_gem_obj_ggtt_offset(req->ctx->legacy_hw_ctx.rcs_state) |  in mi_set_context()
652 	struct intel_context *to = req->ctx;  in do_switch()
831 	if (req->ctx->legacy_hw_ctx.rcs_state == NULL) { /* We have the fake context */  in i915_switch_context()
832 		if (req->ctx != ring->last_context) {  in i915_switch_context()
833 			i915_gem_context_reference(req->ctx);  in i915_switch_context()
836 			ring->last_context = req->ctx;  in i915_switch_context()
854 	struct intel_context *ctx;  in i915_gem_context_create_ioctl()  local
864 	ctx = i915_gem_create_context(dev, file_priv);  in i915_gem_context_create_ioctl()
866 	if (IS_ERR(ctx))  in i915_gem_context_create_ioctl()
867 		return PTR_ERR(ctx);  in i915_gem_context_create_ioctl()
869 	args->ctx_id = ctx->user_handle;  in i915_gem_context_create_ioctl()
880 	struct intel_context *ctx;  in i915_gem_context_destroy_ioctl()  local
890 	ctx = i915_gem_context_get(file_priv, args->ctx_id);  in i915_gem_context_destroy_ioctl()
891 	if (IS_ERR(ctx)) {  in i915_gem_context_destroy_ioctl()
893 		return PTR_ERR(ctx);  in i915_gem_context_destroy_ioctl()
896 	idr_remove(&ctx->file_priv->context_idr, ctx->user_handle);  in i915_gem_context_destroy_ioctl()
897 	i915_gem_context_unreference(ctx);  in i915_gem_context_destroy_ioctl()
909 	struct intel_context *ctx;  in i915_gem_context_getparam_ioctl()  local
916 	ctx = i915_gem_context_get(file_priv, args->ctx_id);  in i915_gem_context_getparam_ioctl()
917 	if (IS_ERR(ctx)) {  in i915_gem_context_getparam_ioctl()
919 		return PTR_ERR(ctx);  in i915_gem_context_getparam_ioctl()
925 		args->value = ctx->hang_stats.ban_period_seconds;  in i915_gem_context_getparam_ioctl()
928 		args->value = ctx->flags & CONTEXT_NO_ZEROMAP;  in i915_gem_context_getparam_ioctl()
944 	struct intel_context *ctx;  in i915_gem_context_setparam_ioctl()  local
951 	ctx = i915_gem_context_get(file_priv, args->ctx_id);  in i915_gem_context_setparam_ioctl()
952 	if (IS_ERR(ctx)) {  in i915_gem_context_setparam_ioctl()
954 		return PTR_ERR(ctx);  in i915_gem_context_setparam_ioctl()
961 		else if (args->value < ctx->hang_stats.ban_period_seconds &&  in i915_gem_context_setparam_ioctl()
965 			ctx->hang_stats.ban_period_seconds = args->value;  in i915_gem_context_setparam_ioctl()
971 			ctx->flags &= ~CONTEXT_NO_ZEROMAP;  in i915_gem_context_setparam_ioctl()
972 			ctx->flags |= args->value ? CONTEXT_NO_ZEROMAP : 0;  in i915_gem_context_setparam_ioctl()