5  * DOC: Interrupt management for the V3D engine
39 	struct v3d_dev *v3d =  in v3d_overflow_mem_work()  local
41 	struct drm_device *dev = &v3d->drm;  in v3d_overflow_mem_work()
61 	spin_lock_irqsave(&v3d->job_lock, irqflags);  in v3d_overflow_mem_work()
62 	if (!v3d->bin_job) {  in v3d_overflow_mem_work()
63 		spin_unlock_irqrestore(&v3d->job_lock, irqflags);  in v3d_overflow_mem_work()
68 	list_add_tail(&bo->unref_head, &v3d->bin_job->render->unref_list);  in v3d_overflow_mem_work()
69 	spin_unlock_irqrestore(&v3d->job_lock, irqflags);  in v3d_overflow_mem_work()
81 	struct v3d_dev *v3d = arg;  in v3d_irq()  local
93 		 * add more memory.  Also, as of V3D 4.1, FLDONE won't  in v3d_irq()
96 		schedule_work(&v3d->overflow_mem_work);  in v3d_irq()
102 			to_v3d_fence(v3d->bin_job->base.irq_fence);  in v3d_irq()
104 		trace_v3d_bcl_irq(&v3d->drm, fence->seqno);  in v3d_irq()
106 		v3d->bin_job = NULL;  in v3d_irq()
114 			to_v3d_fence(v3d->render_job->base.irq_fence);  in v3d_irq()
116 		trace_v3d_rcl_irq(&v3d->drm, fence->seqno);  in v3d_irq()
118 		v3d->render_job = NULL;  in v3d_irq()
126 			to_v3d_fence(v3d->csd_job->base.irq_fence);  in v3d_irq()
128 		trace_v3d_csd_irq(&v3d->drm, fence->seqno);  in v3d_irq()
130 		v3d->csd_job = NULL;  in v3d_irq()
140 		dev_err(v3d->drm.dev, "GMP violation\n");  in v3d_irq()
142 	/* V3D 4.2 wires the hub and core IRQs together, so if we &  in v3d_irq()
145 	if (v3d->single_irq_line && status == IRQ_NONE)  in v3d_irq()
154 	struct v3d_dev *v3d = arg;  in v3d_hub_irq()  local
165 			to_v3d_fence(v3d->tfu_job->base.irq_fence);  in v3d_hub_irq()
167 		trace_v3d_tfu_irq(&v3d->drm, fence->seqno);  in v3d_hub_irq()
169 		v3d->tfu_job = NULL;  in v3d_hub_irq()
180 				(v3d->va_width - 32));  in v3d_hub_irq()
195 		if (v3d->ver >= 41) {  in v3d_hub_irq()
201 		dev_err(v3d->drm.dev, "MMU error from client %s (%d) at 0x%llx%s%s%s\n",  in v3d_hub_irq()
216 v3d_irq_init(struct v3d_dev *v3d)  in v3d_irq_init()  argument
220 	INIT_WORK(&v3d->overflow_mem_work, v3d_overflow_mem_work);  in v3d_irq_init()
225 	for (core = 0; core < v3d->cores; core++)  in v3d_irq_init()
229 	irq = platform_get_irq_optional(v3d_to_pdev(v3d), 1);  in v3d_irq_init()
233 		v3d->irq[V3D_CORE_IRQ] = irq;  in v3d_irq_init()
235 		ret = devm_request_irq(v3d->drm.dev, v3d->irq[V3D_CORE_IRQ],  in v3d_irq_init()
237 				       "v3d_core0", v3d);  in v3d_irq_init()
241 		irq = platform_get_irq(v3d_to_pdev(v3d), 0);  in v3d_irq_init()
244 		v3d->irq[V3D_HUB_IRQ] = irq;  in v3d_irq_init()
246 		ret = devm_request_irq(v3d->drm.dev, v3d->irq[V3D_HUB_IRQ],  in v3d_irq_init()
248 				       "v3d_hub", v3d);  in v3d_irq_init()
252 		v3d->single_irq_line = true;  in v3d_irq_init()
254 		irq = platform_get_irq(v3d_to_pdev(v3d), 0);  in v3d_irq_init()
257 		v3d->irq[V3D_CORE_IRQ] = irq;  in v3d_irq_init()
259 		ret = devm_request_irq(v3d->drm.dev, v3d->irq[V3D_CORE_IRQ],  in v3d_irq_init()
261 				       "v3d", v3d);  in v3d_irq_init()
266 	v3d_irq_enable(v3d);  in v3d_irq_init()
271 		dev_err(v3d->drm.dev, "IRQ setup failed: %d\n", ret);  in v3d_irq_init()
276 v3d_irq_enable(struct v3d_dev *v3d)  in v3d_irq_enable()  argument
281 	for (core = 0; core < v3d->cores; core++) {  in v3d_irq_enable()
291 v3d_irq_disable(struct v3d_dev *v3d)  in v3d_irq_disable()  argument
296 	for (core = 0; core < v3d->cores; core++)  in v3d_irq_disable()
302 		if (v3d->irq[i])  in v3d_irq_disable()
303 			synchronize_irq(v3d->irq[i]);  in v3d_irq_disable()
307 	for (core = 0; core < v3d->cores; core++)  in v3d_irq_disable()
311 	cancel_work_sync(&v3d->overflow_mem_work);  in v3d_irq_disable()
315 void v3d_irq_reset(struct v3d_dev *v3d)  in v3d_irq_reset()  argument
317 	v3d_irq_enable(v3d);  in v3d_irq_reset()