1 // SPDX-License-Identifier: MIT
13 	u32 *cs;  in create_wally()  local
16 	obj = i915_gem_object_create_internal(engine->i915, 4096);  in create_wally()
20 	vma = i915_vma_instance(obj, engine->gt->vm, NULL);  in create_wally()
38 	cs = i915_gem_object_pin_map_unlocked(obj, I915_MAP_WC);  in create_wally()
39 	if (IS_ERR(cs)) {  in create_wally()
41 		return ERR_CAST(cs);  in create_wally()
44 	if (GRAPHICS_VER(engine->i915) >= 6) {  in create_wally()
45 		*cs++ = MI_STORE_DWORD_IMM_GEN4;  in create_wally()
46 		*cs++ = 0;  in create_wally()
47 	} else if (GRAPHICS_VER(engine->i915) >= 4) {  in create_wally()
48 		*cs++ = MI_STORE_DWORD_IMM_GEN4 | MI_USE_GGTT;  in create_wally()
49 		*cs++ = 0;  in create_wally()
51 		*cs++ = MI_STORE_DWORD_IMM | MI_MEM_VIRTUAL;  in create_wally()
53 	*cs++ = i915_vma_offset(vma) + 4000;  in create_wally()
54 	*cs++ = STACK_MAGIC;  in create_wally()
56 	*cs++ = MI_BATCH_BUFFER_END;  in create_wally()
61 	vma->private = intel_context_create(engine); /* dummy residuals */  in create_wally()
62 	if (IS_ERR(vma->private)) {  in create_wally()
63 		vma = ERR_CAST(vma->private);  in create_wally()
83 		err = -ETIME;  in context_sync()
111 		err = context_sync(engine->kernel_context);  in mixed_contexts_sync()
116 				err = -EINVAL;  in mixed_contexts_sync()
127 				err = -EINVAL;  in mixed_contexts_sync()
138 				err = -EINVAL;  in mixed_contexts_sync()
168 		return -EINVAL;  in double_context_sync_00()
189 		err = context_sync(engine->kernel_context);  in kernel_context_sync_00()
199 		return -EINVAL;  in kernel_context_sync_00()
215 	result = i915_gem_object_pin_map_unlocked(bb->obj, I915_MAP_WC);  in __live_ctx_switch_wa()
217 		intel_context_put(bb->private);  in __live_ctx_switch_wa()
223 	engine->wa_ctx.vma = bb;  in __live_ctx_switch_wa()
227 		goto out;  in __live_ctx_switch_wa()
231 		goto out;  in __live_ctx_switch_wa()
235 		goto out;  in __live_ctx_switch_wa()
237 out:  in __live_ctx_switch_wa()
238 	intel_context_put(engine->wa_ctx.vma->private);  in __live_ctx_switch_wa()
239 	i915_vma_unpin_and_release(&engine->wa_ctx.vma, I915_VMA_RELEASE_MAP);  in __live_ctx_switch_wa()
250 	 * Exercise the inter-context wa batch.  in live_ctx_switch_wa()
269 		if (IS_GRAPHICS_VER(gt->i915, 4, 5))  in live_ctx_switch_wa()
272 		saved_wa = fetch_and_zero(&engine->wa_ctx.vma);  in live_ctx_switch_wa()
277 		if (igt_flush_test(gt->i915))  in live_ctx_switch_wa()
278 			err = -EIO;  in live_ctx_switch_wa()
280 		engine->wa_ctx.vma = saved_wa;  in live_ctx_switch_wa()
294 	if (to_gt(i915)->submission_method > INTEL_SUBMISSION_RING)  in intel_ring_submission_live_selftests()