1 // SPDX-License-Identifier: MIT
34 	struct intel_rc6 *rc6 = &gt->rc6;  in live_rc6_manual()
47 	if (!rc6->enabled)  in live_rc6_manual()
51 	if (IS_VALLEYVIEW(gt->i915) || IS_CHERRYVIEW(gt->i915))  in live_rc6_manual()
54 	has_power = librapl_supported(gt->i915);  in live_rc6_manual()
55 	wakeref = intel_runtime_pm_get(gt->uncore->rpm);  in live_rc6_manual()
66 	rc0_power = librapl_energy_uJ() - rc0_power;  in live_rc6_manual()
69 	if ((res[1] - res[0]) >> 10) {  in live_rc6_manual()
71 		       (res[1] - res[0]) >> 10);  in live_rc6_manual()
72 		err = -EINVAL;  in live_rc6_manual()
81 			err = -EINVAL;  in live_rc6_manual()
94 	rc6_power = librapl_energy_uJ() - rc6_power;  in live_rc6_manual()
99 		       intel_uncore_read_fw(gt->uncore, GEN6_RC_STATE),  in live_rc6_manual()
100 		       intel_uncore_read_fw(gt->uncore, GEN6_RC_CONTROL),  in live_rc6_manual()
102 		err = -EINVAL;  in live_rc6_manual()
112 			err = -EINVAL;  in live_rc6_manual()
121 	intel_runtime_pm_put(gt->uncore->rpm, wakeref);  in live_rc6_manual()
130 	u32 *cs;  in __live_rc6_ctx()  local
136 	cs = intel_ring_begin(rq, 4);  in __live_rc6_ctx()
137 	if (IS_ERR(cs)) {  in __live_rc6_ctx()
139 		return cs;  in __live_rc6_ctx()
143 	if (GRAPHICS_VER(rq->i915) >= 8)  in __live_rc6_ctx()
146 	*cs++ = cmd;  in __live_rc6_ctx()
147 	*cs++ = i915_mmio_reg_offset(GEN8_RC6_CTX_INFO);  in __live_rc6_ctx()
148 	*cs++ = ce->timeline->hwsp_offset + 8;  in __live_rc6_ctx()
149 	*cs++ = 0;  in __live_rc6_ctx()
150 	intel_ring_advance(rq, cs);  in __live_rc6_ctx()
152 	result = rq->hwsp_seqno + 2;  in __live_rc6_ctx()
196 	if (GRAPHICS_VER(gt->i915) < 8)  in live_rc6_ctx_wa()
208 			struct i915_gpu_error *error = &gt->i915->gpu_error;  in live_rc6_ctx_wa()
218 				goto out;  in live_rc6_ctx_wa()
227 				goto out;  in live_rc6_ctx_wa()
230 			if (intel_gt_wait_for_idle(gt, HZ / 5) == -ETIME) {  in live_rc6_ctx_wa()
232 				err = -ETIME;  in live_rc6_ctx_wa()
233 				goto out;  in live_rc6_ctx_wa()
238 				 engine->name, READ_ONCE(*res));  in live_rc6_ctx_wa()
243 				       engine->name);  in live_rc6_ctx_wa()
244 				add_taint_for_CI(gt->i915, TAINT_WARN);  in live_rc6_ctx_wa()
245 				err = -EIO;  in live_rc6_ctx_wa()
246 				goto out;  in live_rc6_ctx_wa()
251 out:  in live_rc6_ctx_wa()