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Commit e2f80391 authored by Tvrtko Ursulin's avatar Tvrtko Ursulin
Browse files

drm/i915: Rename local struct intel_engine_cs variables 



Done by the Coccinelle script below plus a manual
intervention to GEN8_RING_SEMAPHORE_INIT.

@@
expression E;
@@
- struct intel_engine_cs *ring = E;
+ struct intel_engine_cs *engine = E;
<+...
- ring
+ engine
...+>
@@
@@
- struct intel_engine_cs *ring;
+ struct intel_engine_cs *engine;
<+...
- ring
+ engine
...+>

Signed-off-by: default avatarTvrtko Ursulin <tvrtko.ursulin@intel.com>
Reviewed-by: default avatarChris Wilson <chris@chris-wilson.co.uk>
parent 08250c4b

drivers/gpu/drm/i915/i915_debugfs.c

+104 −99
Original line number Diff line number Diff line
@@ -129,7 +129,7 @@ static void 
describe_obj(struct seq_file *m, struct drm_i915_gem_object *obj)

{

	struct drm_i915_private *dev_priv = to_i915(obj->base.dev);

	struct intel_engine_cs *ring;

	struct intel_engine_cs *engine;

	struct i915_vma *vma;

	int pin_count = 0;

	int i;
@@ -143,7 +143,7 @@ describe_obj(struct seq_file *m, struct drm_i915_gem_object *obj) 
		   obj->base.size / 1024,

		   obj->base.read_domains,

		   obj->base.write_domain);

	for_each_ring(ring, dev_priv, i)

	for_each_ring(engine, dev_priv, i)

		seq_printf(m, "%x ",

				i915_gem_request_get_seqno(obj->last_read_req[i]));

	seq_printf(m, "] %x %x%s%s%s",
@@ -397,15 +397,15 @@ static void print_batch_pool_stats(struct seq_file *m, 
{

	struct drm_i915_gem_object *obj;

	struct file_stats stats;

	struct intel_engine_cs *ring;

	struct intel_engine_cs *engine;

	int i, j;



	memset(&stats, 0, sizeof(stats));



	for_each_ring(ring, dev_priv, i) {

		for (j = 0; j < ARRAY_SIZE(ring->batch_pool.cache_list); j++) {

	for_each_ring(engine, dev_priv, i) {

		for (j = 0; j < ARRAY_SIZE(engine->batch_pool.cache_list); j++) {

			list_for_each_entry(obj,

					    &ring->batch_pool.cache_list[j],

					    &engine->batch_pool.cache_list[j],

					    batch_pool_link)

				per_file_stats(0, obj, &stats);

		}
@@ -591,14 +591,13 @@ static int i915_gem_pageflip_info(struct seq_file *m, void *data) 
					   pipe, plane);

			}

			if (work->flip_queued_req) {

				struct intel_engine_cs *ring =

					i915_gem_request_get_ring(work->flip_queued_req);

				struct intel_engine_cs *engine = i915_gem_request_get_ring(work->flip_queued_req);



				seq_printf(m, "Flip queued on %s at seqno %x, next seqno %x [current breadcrumb %x], completed? %d\n",

					   ring->name,

					   engine->name,

					   i915_gem_request_get_seqno(work->flip_queued_req),

					   dev_priv->next_seqno,

					   ring->get_seqno(ring, true),

					   engine->get_seqno(engine, true),

					   i915_gem_request_completed(work->flip_queued_req, true));

			} else

				seq_printf(m, "Flip not associated with any ring\n");
@@ -637,7 +636,7 @@ static int i915_gem_batch_pool_info(struct seq_file *m, void *data) 
	struct drm_device *dev = node->minor->dev;

	struct drm_i915_private *dev_priv = dev->dev_private;

	struct drm_i915_gem_object *obj;

	struct intel_engine_cs *ring;

	struct intel_engine_cs *engine;

	int total = 0;

	int ret, i, j;
@@ -645,20 +644,20 @@ static int i915_gem_batch_pool_info(struct seq_file *m, void *data) 
	if (ret)

		return ret;



	for_each_ring(ring, dev_priv, i) {

		for (j = 0; j < ARRAY_SIZE(ring->batch_pool.cache_list); j++) {

	for_each_ring(engine, dev_priv, i) {

		for (j = 0; j < ARRAY_SIZE(engine->batch_pool.cache_list); j++) {

			int count;



			count = 0;

			list_for_each_entry(obj,

					    &ring->batch_pool.cache_list[j],

					    &engine->batch_pool.cache_list[j],

					    batch_pool_link)

				count++;

			seq_printf(m, "%s cache[%d]: %d objects\n",

				   ring->name, j, count);

				   engine->name, j, count);



			list_for_each_entry(obj,

					    &ring->batch_pool.cache_list[j],

					    &engine->batch_pool.cache_list[j],

					    batch_pool_link) {

				seq_puts(m, "   ");

				describe_obj(m, obj);
@@ -681,7 +680,7 @@ static int i915_gem_request_info(struct seq_file *m, void *data) 
	struct drm_info_node *node = m->private;

	struct drm_device *dev = node->minor->dev;

	struct drm_i915_private *dev_priv = dev->dev_private;

	struct intel_engine_cs *ring;

	struct intel_engine_cs *engine;

	struct drm_i915_gem_request *req;

	int ret, any, i;
@@ -690,17 +689,17 @@ static int i915_gem_request_info(struct seq_file *m, void *data) 
		return ret;



	any = 0;

	for_each_ring(ring, dev_priv, i) {

	for_each_ring(engine, dev_priv, i) {

		int count;



		count = 0;

		list_for_each_entry(req, &ring->request_list, list)

		list_for_each_entry(req, &engine->request_list, list)

			count++;

		if (count == 0)

			continue;



		seq_printf(m, "%s requests: %d\n", ring->name, count);

		list_for_each_entry(req, &ring->request_list, list) {

		seq_printf(m, "%s requests: %d\n", engine->name, count);

		list_for_each_entry(req, &engine->request_list, list) {

			struct task_struct *task;



			rcu_read_lock();
@@ -739,7 +738,7 @@ static int i915_gem_seqno_info(struct seq_file *m, void *data) 
	struct drm_info_node *node = m->private;

	struct drm_device *dev = node->minor->dev;

	struct drm_i915_private *dev_priv = dev->dev_private;

	struct intel_engine_cs *ring;

	struct intel_engine_cs *engine;

	int ret, i;



	ret = mutex_lock_interruptible(&dev->struct_mutex);
@@ -747,8 +746,8 @@ static int i915_gem_seqno_info(struct seq_file *m, void *data) 
		return ret;

	intel_runtime_pm_get(dev_priv);



	for_each_ring(ring, dev_priv, i)

		i915_ring_seqno_info(m, ring);

	for_each_ring(engine, dev_priv, i)

		i915_ring_seqno_info(m, engine);



	intel_runtime_pm_put(dev_priv);

	mutex_unlock(&dev->struct_mutex);
@@ -762,7 +761,7 @@ static int i915_interrupt_info(struct seq_file *m, void *data) 
	struct drm_info_node *node = m->private;

	struct drm_device *dev = node->minor->dev;

	struct drm_i915_private *dev_priv = dev->dev_private;

	struct intel_engine_cs *ring;

	struct intel_engine_cs *engine;

	int ret, i, pipe;



	ret = mutex_lock_interruptible(&dev->struct_mutex);
@@ -934,13 +933,13 @@ static int i915_interrupt_info(struct seq_file *m, void *data) 
		seq_printf(m, "Graphics Interrupt mask:		%08x\n",

			   I915_READ(GTIMR));

	}

	for_each_ring(ring, dev_priv, i) {

	for_each_ring(engine, dev_priv, i) {

		if (INTEL_INFO(dev)->gen >= 6) {

			seq_printf(m,

				   "Graphics Interrupt mask (%s):	%08x\n",

				   ring->name, I915_READ_IMR(ring));

				   engine->name, I915_READ_IMR(engine));

		}

		i915_ring_seqno_info(m, ring);

		i915_ring_seqno_info(m, engine);

	}

	intel_runtime_pm_put(dev_priv);

	mutex_unlock(&dev->struct_mutex);
@@ -981,12 +980,12 @@ static int i915_hws_info(struct seq_file *m, void *data) 
	struct drm_info_node *node = m->private;

	struct drm_device *dev = node->minor->dev;

	struct drm_i915_private *dev_priv = dev->dev_private;

	struct intel_engine_cs *ring;

	struct intel_engine_cs *engine;

	const u32 *hws;

	int i;



	ring = &dev_priv->ring[(uintptr_t)node->info_ent->data];

	hws = ring->status_page.page_addr;

	engine = &dev_priv->ring[(uintptr_t)node->info_ent->data];

	hws = engine->status_page.page_addr;

	if (hws == NULL)

		return 0;
@@ -1331,7 +1330,7 @@ static int i915_hangcheck_info(struct seq_file *m, void *unused) 
	struct drm_info_node *node = m->private;

	struct drm_device *dev = node->minor->dev;

	struct drm_i915_private *dev_priv = dev->dev_private;

	struct intel_engine_cs *ring;

	struct intel_engine_cs *engine;

	u64 acthd[I915_NUM_RINGS];

	u32 seqno[I915_NUM_RINGS];

	u32 instdone[I915_NUM_INSTDONE_REG];
@@ -1344,9 +1343,9 @@ static int i915_hangcheck_info(struct seq_file *m, void *unused) 


	intel_runtime_pm_get(dev_priv);



	for_each_ring(ring, dev_priv, i) {

		seqno[i] = ring->get_seqno(ring, false);

		acthd[i] = intel_ring_get_active_head(ring);

	for_each_ring(engine, dev_priv, i) {

		seqno[i] = engine->get_seqno(engine, false);

		acthd[i] = intel_ring_get_active_head(engine);

	}



	i915_get_extra_instdone(dev, instdone);
@@ -1360,17 +1359,17 @@ static int i915_hangcheck_info(struct seq_file *m, void *unused) 
	} else

		seq_printf(m, "Hangcheck inactive\n");



	for_each_ring(ring, dev_priv, i) {

		seq_printf(m, "%s:\n", ring->name);

	for_each_ring(engine, dev_priv, i) {

		seq_printf(m, "%s:\n", engine->name);

		seq_printf(m, "\tseqno = %x [current %x]\n",

			   ring->hangcheck.seqno, seqno[i]);

			   engine->hangcheck.seqno, seqno[i]);

		seq_printf(m, "\tACTHD = 0x%08llx [current 0x%08llx]\n",

			   (long long)ring->hangcheck.acthd,

			   (long long)engine->hangcheck.acthd,

			   (long long)acthd[i]);

		seq_printf(m, "\tscore = %d\n", ring->hangcheck.score);

		seq_printf(m, "\taction = %d\n", ring->hangcheck.action);

		seq_printf(m, "\tscore = %d\n", engine->hangcheck.score);

		seq_printf(m, "\taction = %d\n", engine->hangcheck.action);



		if (ring->id == RCS) {

		if (engine->id == RCS) {

			seq_puts(m, "\tinstdone read =");



			for (j = 0; j < I915_NUM_INSTDONE_REG; j++)
@@ -1380,7 +1379,7 @@ static int i915_hangcheck_info(struct seq_file *m, void *unused) 


			for (j = 0; j < I915_NUM_INSTDONE_REG; j++)

				seq_printf(m, " 0x%08x",

					   ring->hangcheck.instdone[j]);

					   engine->hangcheck.instdone[j]);



			seq_puts(m, "\n");

		}
@@ -1946,7 +1945,7 @@ static int i915_context_status(struct seq_file *m, void *unused) 
	struct drm_info_node *node = m->private;

	struct drm_device *dev = node->minor->dev;

	struct drm_i915_private *dev_priv = dev->dev_private;

	struct intel_engine_cs *ring;

	struct intel_engine_cs *engine;

	struct intel_context *ctx;

	int ret, i;
@@ -1966,13 +1965,13 @@ static int i915_context_status(struct seq_file *m, void *unused) 


		if (i915.enable_execlists) {

			seq_putc(m, '\n');

			for_each_ring(ring, dev_priv, i) {

			for_each_ring(engine, dev_priv, i) {

				struct drm_i915_gem_object *ctx_obj =

					ctx->engine[i].state;

				struct intel_ringbuffer *ringbuf =

					ctx->engine[i].ringbuf;



				seq_printf(m, "%s: ", ring->name);

				seq_printf(m, "%s: ", engine->name);

				if (ctx_obj)

					describe_obj(m, ctx_obj);

				if (ringbuf)
@@ -2041,7 +2040,7 @@ static int i915_dump_lrc(struct seq_file *m, void *unused) 
	struct drm_info_node *node = (struct drm_info_node *) m->private;

	struct drm_device *dev = node->minor->dev;

	struct drm_i915_private *dev_priv = dev->dev_private;

	struct intel_engine_cs *ring;

	struct intel_engine_cs *engine;

	struct intel_context *ctx;

	int ret, i;
@@ -2056,8 +2055,8 @@ static int i915_dump_lrc(struct seq_file *m, void *unused) 


	list_for_each_entry(ctx, &dev_priv->context_list, link)

		if (ctx != dev_priv->kernel_context)

			for_each_ring(ring, dev_priv, i)

				i915_dump_lrc_obj(m, ctx, ring);

			for_each_ring(engine, dev_priv, i)

				i915_dump_lrc_obj(m, ctx, engine);



	mutex_unlock(&dev->struct_mutex);
@@ -2069,7 +2068,7 @@ static int i915_execlists(struct seq_file *m, void *data) 
	struct drm_info_node *node = (struct drm_info_node *)m->private;

	struct drm_device *dev = node->minor->dev;

	struct drm_i915_private *dev_priv = dev->dev_private;

	struct intel_engine_cs *ring;

	struct intel_engine_cs *engine;

	u32 status_pointer;

	u8 read_pointer;

	u8 write_pointer;
@@ -2090,22 +2089,22 @@ static int i915_execlists(struct seq_file *m, void *data) 


	intel_runtime_pm_get(dev_priv);



	for_each_ring(ring, dev_priv, ring_id) {

	for_each_ring(engine, dev_priv, ring_id) {

		struct drm_i915_gem_request *head_req = NULL;

		int count = 0;

		unsigned long flags;



		seq_printf(m, "%s\n", ring->name);

		seq_printf(m, "%s\n", engine->name);



		status = I915_READ(RING_EXECLIST_STATUS_LO(ring));

		ctx_id = I915_READ(RING_EXECLIST_STATUS_HI(ring));

		status = I915_READ(RING_EXECLIST_STATUS_LO(engine));

		ctx_id = I915_READ(RING_EXECLIST_STATUS_HI(engine));

		seq_printf(m, "\tExeclist status: 0x%08X, context: %u\n",

			   status, ctx_id);



		status_pointer = I915_READ(RING_CONTEXT_STATUS_PTR(ring));

		status_pointer = I915_READ(RING_CONTEXT_STATUS_PTR(engine));

		seq_printf(m, "\tStatus pointer: 0x%08X\n", status_pointer);



		read_pointer = ring->next_context_status_buffer;

		read_pointer = engine->next_context_status_buffer;

		write_pointer = GEN8_CSB_WRITE_PTR(status_pointer);

		if (read_pointer > write_pointer)

			write_pointer += GEN8_CSB_ENTRIES;
@@ -2113,24 +2112,25 @@ static int i915_execlists(struct seq_file *m, void *data) 
			   read_pointer, write_pointer);



		for (i = 0; i < GEN8_CSB_ENTRIES; i++) {

			status = I915_READ(RING_CONTEXT_STATUS_BUF_LO(ring, i));

			ctx_id = I915_READ(RING_CONTEXT_STATUS_BUF_HI(ring, i));

			status = I915_READ(RING_CONTEXT_STATUS_BUF_LO(engine, i));

			ctx_id = I915_READ(RING_CONTEXT_STATUS_BUF_HI(engine, i));



			seq_printf(m, "\tStatus buffer %d: 0x%08X, context: %u\n",

				   i, status, ctx_id);

		}



		spin_lock_irqsave(&ring->execlist_lock, flags);

		list_for_each(cursor, &ring->execlist_queue)

		spin_lock_irqsave(&engine->execlist_lock, flags);

		list_for_each(cursor, &engine->execlist_queue)

			count++;

		head_req = list_first_entry_or_null(&ring->execlist_queue,

				struct drm_i915_gem_request, execlist_link);

		spin_unlock_irqrestore(&ring->execlist_lock, flags);

		head_req = list_first_entry_or_null(&engine->execlist_queue,

						    struct drm_i915_gem_request,

						    execlist_link);

		spin_unlock_irqrestore(&engine->execlist_lock, flags);



		seq_printf(m, "\t%d requests in queue\n", count);

		if (head_req) {

			seq_printf(m, "\tHead request id: %u\n",

				   intel_execlists_ctx_id(head_req->ctx, ring));

				   intel_execlists_ctx_id(head_req->ctx, engine));

			seq_printf(m, "\tHead request tail: %u\n",

				   head_req->tail);

		}
@@ -2246,19 +2246,19 @@ static int per_file_ctx(int id, void *ptr, void *data) 
static void gen8_ppgtt_info(struct seq_file *m, struct drm_device *dev)

{

	struct drm_i915_private *dev_priv = dev->dev_private;

	struct intel_engine_cs *ring;

	struct intel_engine_cs *engine;

	struct i915_hw_ppgtt *ppgtt = dev_priv->mm.aliasing_ppgtt;

	int unused, i;



	if (!ppgtt)

		return;



	for_each_ring(ring, dev_priv, unused) {

		seq_printf(m, "%s\n", ring->name);

	for_each_ring(engine, dev_priv, unused) {

		seq_printf(m, "%s\n", engine->name);

		for (i = 0; i < 4; i++) {

			u64 pdp = I915_READ(GEN8_RING_PDP_UDW(ring, i));

			u64 pdp = I915_READ(GEN8_RING_PDP_UDW(engine, i));

			pdp <<= 32;

			pdp |= I915_READ(GEN8_RING_PDP_LDW(ring, i));

			pdp |= I915_READ(GEN8_RING_PDP_LDW(engine, i));

			seq_printf(m, "\tPDP%d 0x%016llx\n", i, pdp);

		}

	}
@@ -2267,19 +2267,23 @@ static void gen8_ppgtt_info(struct seq_file *m, struct drm_device *dev) 
static void gen6_ppgtt_info(struct seq_file *m, struct drm_device *dev)

{

	struct drm_i915_private *dev_priv = dev->dev_private;

	struct intel_engine_cs *ring;

	struct intel_engine_cs *engine;

	int i;



	if (INTEL_INFO(dev)->gen == 6)

		seq_printf(m, "GFX_MODE: 0x%08x\n", I915_READ(GFX_MODE));



	for_each_ring(ring, dev_priv, i) {

		seq_printf(m, "%s\n", ring->name);

	for_each_ring(engine, dev_priv, i) {

		seq_printf(m, "%s\n", engine->name);

		if (INTEL_INFO(dev)->gen == 7)

			seq_printf(m, "GFX_MODE: 0x%08x\n", I915_READ(RING_MODE_GEN7(ring)));

		seq_printf(m, "PP_DIR_BASE: 0x%08x\n", I915_READ(RING_PP_DIR_BASE(ring)));

		seq_printf(m, "PP_DIR_BASE_READ: 0x%08x\n", I915_READ(RING_PP_DIR_BASE_READ(ring)));

		seq_printf(m, "PP_DIR_DCLV: 0x%08x\n", I915_READ(RING_PP_DIR_DCLV(ring)));

			seq_printf(m, "GFX_MODE: 0x%08x\n",

				   I915_READ(RING_MODE_GEN7(engine)));

		seq_printf(m, "PP_DIR_BASE: 0x%08x\n",

			   I915_READ(RING_PP_DIR_BASE(engine)));

		seq_printf(m, "PP_DIR_BASE_READ: 0x%08x\n",

			   I915_READ(RING_PP_DIR_BASE_READ(engine)));

		seq_printf(m, "PP_DIR_DCLV: 0x%08x\n",

			   I915_READ(RING_PP_DIR_DCLV(engine)));

	}

	if (dev_priv->mm.aliasing_ppgtt) {

		struct i915_hw_ppgtt *ppgtt = dev_priv->mm.aliasing_ppgtt;
@@ -2334,12 +2338,12 @@ static int i915_ppgtt_info(struct seq_file *m, void *data) 


static int count_irq_waiters(struct drm_i915_private *i915)

{

	struct intel_engine_cs *ring;

	struct intel_engine_cs *engine;

	int count = 0;

	int i;



	for_each_ring(ring, i915, i)

		count += ring->irq_refcount;

	for_each_ring(engine, i915, i)

		count += engine->irq_refcount;



	return count;

}
@@ -2447,7 +2451,7 @@ static void i915_guc_client_info(struct seq_file *m, 
				 struct drm_i915_private *dev_priv,

				 struct i915_guc_client *client)

{

	struct intel_engine_cs *ring;

	struct intel_engine_cs *engine;

	uint64_t tot = 0;

	uint32_t i;
@@ -2462,11 +2466,11 @@ static void i915_guc_client_info(struct seq_file *m, 
	seq_printf(m, "\tFailed doorbell: %u\n", client->b_fail);

	seq_printf(m, "\tLast submission result: %d\n", client->retcode);



	for_each_ring(ring, dev_priv, i) {

	for_each_ring(engine, dev_priv, i) {

		seq_printf(m, "\tSubmissions: %llu %s\n",

				client->submissions[ring->guc_id],

				ring->name);

		tot += client->submissions[ring->guc_id];

				client->submissions[engine->guc_id],

				engine->name);

		tot += client->submissions[engine->guc_id];

	}

	seq_printf(m, "\tTotal: %llu\n", tot);

}
@@ -2478,7 +2482,7 @@ static int i915_guc_info(struct seq_file *m, void *data) 
	struct drm_i915_private *dev_priv = dev->dev_private;

	struct intel_guc guc;

	struct i915_guc_client client = {};

	struct intel_engine_cs *ring;

	struct intel_engine_cs *engine;

	enum intel_ring_id i;

	u64 total = 0;
@@ -2502,11 +2506,11 @@ static int i915_guc_info(struct seq_file *m, void *data) 
	seq_printf(m, "GuC last action error code: %d\n", guc.action_err);



	seq_printf(m, "\nGuC submissions:\n");

	for_each_ring(ring, dev_priv, i) {

	for_each_ring(engine, dev_priv, i) {

		seq_printf(m, "\t%-24s: %10llu, last seqno 0x%08x\n",

			ring->name, guc.submissions[ring->guc_id],

			guc.last_seqno[ring->guc_id]);

		total += guc.submissions[ring->guc_id];

			engine->name, guc.submissions[engine->guc_id],

			guc.last_seqno[engine->guc_id]);

		total += guc.submissions[engine->guc_id];

	}

	seq_printf(m, "\t%s: %llu\n", "Total", total);
@@ -3128,7 +3132,7 @@ static int i915_semaphore_status(struct seq_file *m, void *unused) 
	struct drm_info_node *node = (struct drm_info_node *) m->private;

	struct drm_device *dev = node->minor->dev;

	struct drm_i915_private *dev_priv = dev->dev_private;

	struct intel_engine_cs *ring;

	struct intel_engine_cs *engine;

	int num_rings = hweight32(INTEL_INFO(dev)->ring_mask);

	int i, j, ret;
@@ -3149,10 +3153,10 @@ static int i915_semaphore_status(struct seq_file *m, void *unused) 
		page = i915_gem_object_get_page(dev_priv->semaphore_obj, 0);



		seqno = (uint64_t *)kmap_atomic(page);

		for_each_ring(ring, dev_priv, i) {

		for_each_ring(engine, dev_priv, i) {

			uint64_t offset;



			seq_printf(m, "%s\n", ring->name);

			seq_printf(m, "%s\n", engine->name);



			seq_puts(m, "  Last signal:");

			for (j = 0; j < num_rings; j++) {
@@ -3174,17 +3178,18 @@ static int i915_semaphore_status(struct seq_file *m, void *unused) 
		kunmap_atomic(seqno);

	} else {

		seq_puts(m, "  Last signal:");

		for_each_ring(ring, dev_priv, i)

		for_each_ring(engine, dev_priv, i)

			for (j = 0; j < num_rings; j++)

				seq_printf(m, "0x%08x\n",

					   I915_READ(ring->semaphore.mbox.signal[j]));

					   I915_READ(engine->semaphore.mbox.signal[j]));

		seq_putc(m, '\n');

	}



	seq_puts(m, "\nSync seqno:\n");

	for_each_ring(ring, dev_priv, i) {

	for_each_ring(engine, dev_priv, i) {

		for (j = 0; j < num_rings; j++) {

			seq_printf(m, "  0x%08x ", ring->semaphore.sync_seqno[j]);

			seq_printf(m, "  0x%08x ",

				   engine->semaphore.sync_seqno[j]);

		}

		seq_putc(m, '\n');

	}
@@ -3226,7 +3231,7 @@ static int i915_wa_registers(struct seq_file *m, void *unused) 
{

	int i;

	int ret;

	struct intel_engine_cs *ring;

	struct intel_engine_cs *engine;

	struct drm_info_node *node = (struct drm_info_node *) m->private;

	struct drm_device *dev = node->minor->dev;

	struct drm_i915_private *dev_priv = dev->dev_private;
@@ -3239,9 +3244,9 @@ static int i915_wa_registers(struct seq_file *m, void *unused) 
	intel_runtime_pm_get(dev_priv);



	seq_printf(m, "Workarounds applied: %d\n", workarounds->count);

	for_each_ring(ring, dev_priv, i)

	for_each_ring(engine, dev_priv, i)

		seq_printf(m, "HW whitelist count for %s: %d\n",

			   ring->name, workarounds->hw_whitelist_count[i]);

			   engine->name, workarounds->hw_whitelist_count[i]);

	for (i = 0; i < workarounds->count; ++i) {

		i915_reg_t addr;

		u32 mask, value, read;

drivers/gpu/drm/i915/i915_gem.c

+68 −68

File changed.

Preview size limit exceeded, changes collapsed.

drivers/gpu/drm/i915/i915_gem_context.c

+74 −66
Original line number Diff line number Diff line
@@ -346,11 +346,11 @@ void i915_gem_context_reset(struct drm_device *dev) 
	}



	for (i = 0; i < I915_NUM_RINGS; i++) {

		struct intel_engine_cs *ring = &dev_priv->ring[i];

		struct intel_engine_cs *engine = &dev_priv->ring[i];



		if (ring->last_context) {

			i915_gem_context_unpin(ring->last_context, ring);

			ring->last_context = NULL;

		if (engine->last_context) {

			i915_gem_context_unpin(engine->last_context, engine);

			engine->last_context = NULL;

		}

	}
@@ -427,11 +427,11 @@ void i915_gem_context_fini(struct drm_device *dev) 
	}



	for (i = I915_NUM_RINGS; --i >= 0;) {

		struct intel_engine_cs *ring = &dev_priv->ring[i];

		struct intel_engine_cs *engine = &dev_priv->ring[i];



		if (ring->last_context) {

			i915_gem_context_unpin(ring->last_context, ring);

			ring->last_context = NULL;

		if (engine->last_context) {

			i915_gem_context_unpin(engine->last_context, engine);

			engine->last_context = NULL;

		}

	}
@@ -441,14 +441,14 @@ void i915_gem_context_fini(struct drm_device *dev) 


int i915_gem_context_enable(struct drm_i915_gem_request *req)

{

	struct intel_engine_cs *ring = req->ring;

	struct intel_engine_cs *engine = req->ring;

	int ret;



	if (i915.enable_execlists) {

		if (ring->init_context == NULL)

		if (engine->init_context == NULL)

			return 0;



		ret = ring->init_context(req);

		ret = engine->init_context(req);

	} else

		ret = i915_switch_context(req);
@@ -510,12 +510,12 @@ i915_gem_context_get(struct drm_i915_file_private *file_priv, u32 id) 
static inline int

mi_set_context(struct drm_i915_gem_request *req, u32 hw_flags)

{

	struct intel_engine_cs *ring = req->ring;

	struct intel_engine_cs *engine = req->ring;

	u32 flags = hw_flags | MI_MM_SPACE_GTT;

	const int num_rings =

		/* Use an extended w/a on ivb+ if signalling from other rings */

		i915_semaphore_is_enabled(ring->dev) ?

		hweight32(INTEL_INFO(ring->dev)->ring_mask) - 1 :

		i915_semaphore_is_enabled(engine->dev) ?

		hweight32(INTEL_INFO(engine->dev)->ring_mask) - 1 :

		0;

	int len, i, ret;
@@ -524,21 +524,21 @@ mi_set_context(struct drm_i915_gem_request *req, u32 hw_flags) 
	 * explicitly, so we rely on the value at ring init, stored in

	 * itlb_before_ctx_switch.

	 */

	if (IS_GEN6(ring->dev)) {

		ret = ring->flush(req, I915_GEM_GPU_DOMAINS, 0);

	if (IS_GEN6(engine->dev)) {

		ret = engine->flush(req, I915_GEM_GPU_DOMAINS, 0);

		if (ret)

			return ret;

	}



	/* These flags are for resource streamer on HSW+ */

	if (IS_HASWELL(ring->dev) || INTEL_INFO(ring->dev)->gen >= 8)

	if (IS_HASWELL(engine->dev) || INTEL_INFO(engine->dev)->gen >= 8)

		flags |= (HSW_MI_RS_SAVE_STATE_EN | HSW_MI_RS_RESTORE_STATE_EN);

	else if (INTEL_INFO(ring->dev)->gen < 8)

	else if (INTEL_INFO(engine->dev)->gen < 8)

		flags |= (MI_SAVE_EXT_STATE_EN | MI_RESTORE_EXT_STATE_EN);





	len = 4;

	if (INTEL_INFO(ring->dev)->gen >= 7)

	if (INTEL_INFO(engine->dev)->gen >= 7)

		len += 2 + (num_rings ? 4*num_rings + 2 : 0);



	ret = intel_ring_begin(req, len);
@@ -546,49 +546,56 @@ mi_set_context(struct drm_i915_gem_request *req, u32 hw_flags) 
		return ret;



	/* WaProgramMiArbOnOffAroundMiSetContext:ivb,vlv,hsw,bdw,chv */

	if (INTEL_INFO(ring->dev)->gen >= 7) {

		intel_ring_emit(ring, MI_ARB_ON_OFF | MI_ARB_DISABLE);

	if (INTEL_INFO(engine->dev)->gen >= 7) {

		intel_ring_emit(engine, MI_ARB_ON_OFF | MI_ARB_DISABLE);

		if (num_rings) {

			struct intel_engine_cs *signaller;



			intel_ring_emit(ring, MI_LOAD_REGISTER_IMM(num_rings));

			for_each_ring(signaller, to_i915(ring->dev), i) {

				if (signaller == ring)

			intel_ring_emit(engine,

					MI_LOAD_REGISTER_IMM(num_rings));

			for_each_ring(signaller, to_i915(engine->dev), i) {

				if (signaller == engine)

					continue;



				intel_ring_emit_reg(ring, RING_PSMI_CTL(signaller->mmio_base));

				intel_ring_emit(ring, _MASKED_BIT_ENABLE(GEN6_PSMI_SLEEP_MSG_DISABLE));

				intel_ring_emit_reg(engine,

						    RING_PSMI_CTL(signaller->mmio_base));

				intel_ring_emit(engine,

						_MASKED_BIT_ENABLE(GEN6_PSMI_SLEEP_MSG_DISABLE));

			}

		}

	}



	intel_ring_emit(ring, MI_NOOP);

	intel_ring_emit(ring, MI_SET_CONTEXT);

	intel_ring_emit(ring, i915_gem_obj_ggtt_offset(req->ctx->legacy_hw_ctx.rcs_state) |

	intel_ring_emit(engine, MI_NOOP);

	intel_ring_emit(engine, MI_SET_CONTEXT);

	intel_ring_emit(engine,

			i915_gem_obj_ggtt_offset(req->ctx->legacy_hw_ctx.rcs_state) |

			flags);

	/*

	 * w/a: MI_SET_CONTEXT must always be followed by MI_NOOP

	 * WaMiSetContext_Hang:snb,ivb,vlv

	 */

	intel_ring_emit(ring, MI_NOOP);

	intel_ring_emit(engine, MI_NOOP);



	if (INTEL_INFO(ring->dev)->gen >= 7) {

	if (INTEL_INFO(engine->dev)->gen >= 7) {

		if (num_rings) {

			struct intel_engine_cs *signaller;



			intel_ring_emit(ring, MI_LOAD_REGISTER_IMM(num_rings));

			for_each_ring(signaller, to_i915(ring->dev), i) {

				if (signaller == ring)

			intel_ring_emit(engine,

					MI_LOAD_REGISTER_IMM(num_rings));

			for_each_ring(signaller, to_i915(engine->dev), i) {

				if (signaller == engine)

					continue;



				intel_ring_emit_reg(ring, RING_PSMI_CTL(signaller->mmio_base));

				intel_ring_emit(ring, _MASKED_BIT_DISABLE(GEN6_PSMI_SLEEP_MSG_DISABLE));

				intel_ring_emit_reg(engine,

						    RING_PSMI_CTL(signaller->mmio_base));

				intel_ring_emit(engine,

						_MASKED_BIT_DISABLE(GEN6_PSMI_SLEEP_MSG_DISABLE));

			}

		}

		intel_ring_emit(ring, MI_ARB_ON_OFF | MI_ARB_ENABLE);

		intel_ring_emit(engine, MI_ARB_ON_OFF | MI_ARB_ENABLE);

	}



	intel_ring_advance(ring);

	intel_ring_advance(engine);



	return ret;

}
@@ -648,25 +655,26 @@ needs_pd_load_post(struct intel_engine_cs *ring, struct intel_context *to, 
static int do_switch(struct drm_i915_gem_request *req)

{

	struct intel_context *to = req->ctx;

	struct intel_engine_cs *ring = req->ring;

	struct drm_i915_private *dev_priv = ring->dev->dev_private;

	struct intel_context *from = ring->last_context;

	struct intel_engine_cs *engine = req->ring;

	struct drm_i915_private *dev_priv = engine->dev->dev_private;

	struct intel_context *from = engine->last_context;

	u32 hw_flags = 0;

	bool uninitialized = false;

	int ret, i;



	if (from != NULL && ring == &dev_priv->ring[RCS]) {

	if (from != NULL && engine == &dev_priv->ring[RCS]) {

		BUG_ON(from->legacy_hw_ctx.rcs_state == NULL);

		BUG_ON(!i915_gem_obj_is_pinned(from->legacy_hw_ctx.rcs_state));

	}



	if (should_skip_switch(ring, from, to))

	if (should_skip_switch(engine, from, to))

		return 0;



	/* Trying to pin first makes error handling easier. */

	if (ring == &dev_priv->ring[RCS]) {

	if (engine == &dev_priv->ring[RCS]) {

		ret = i915_gem_obj_ggtt_pin(to->legacy_hw_ctx.rcs_state,

					    get_context_alignment(ring->dev), 0);

					    get_context_alignment(engine->dev),

					    0);

		if (ret)

			return ret;

	}
@@ -676,23 +684,23 @@ static int do_switch(struct drm_i915_gem_request *req) 
	 * evict_everything - as a last ditch gtt defrag effort that also

	 * switches to the default context. Hence we need to reload from here.

	 */

	from = ring->last_context;

	from = engine->last_context;



	if (needs_pd_load_pre(ring, to)) {

	if (needs_pd_load_pre(engine, to)) {

		/* Older GENs and non render rings still want the load first,

		 * "PP_DCLV followed by PP_DIR_BASE register through Load

		 * Register Immediate commands in Ring Buffer before submitting

		 * a context."*/

		trace_switch_mm(ring, to);

		trace_switch_mm(engine, to);

		ret = to->ppgtt->switch_mm(to->ppgtt, req);

		if (ret)

			goto unpin_out;



		/* Doing a PD load always reloads the page dirs */

		to->ppgtt->pd_dirty_rings &= ~intel_ring_flag(ring);

		to->ppgtt->pd_dirty_rings &= ~intel_ring_flag(engine);

	}



	if (ring != &dev_priv->ring[RCS]) {

	if (engine != &dev_priv->ring[RCS]) {

		if (from)

			i915_gem_context_unreference(from);

		goto done;
@@ -717,14 +725,14 @@ static int do_switch(struct drm_i915_gem_request *req) 
		 * space. This means we must enforce that a page table load

		 * occur when this occurs. */

	} else if (to->ppgtt &&

		   (intel_ring_flag(ring) & to->ppgtt->pd_dirty_rings)) {

		   (intel_ring_flag(engine) & to->ppgtt->pd_dirty_rings)) {

		hw_flags |= MI_FORCE_RESTORE;

		to->ppgtt->pd_dirty_rings &= ~intel_ring_flag(ring);

		to->ppgtt->pd_dirty_rings &= ~intel_ring_flag(engine);

	}



	/* We should never emit switch_mm more than once */

	WARN_ON(needs_pd_load_pre(ring, to) &&

		needs_pd_load_post(ring, to, hw_flags));

	WARN_ON(needs_pd_load_pre(engine, to) &&

		needs_pd_load_post(engine, to, hw_flags));



	ret = mi_set_context(req, hw_flags);

	if (ret)
@@ -733,8 +741,8 @@ static int do_switch(struct drm_i915_gem_request *req) 
	/* GEN8 does *not* require an explicit reload if the PDPs have been

	 * setup, and we do not wish to move them.

	 */

	if (needs_pd_load_post(ring, to, hw_flags)) {

		trace_switch_mm(ring, to);

	if (needs_pd_load_post(engine, to, hw_flags)) {

		trace_switch_mm(engine, to);

		ret = to->ppgtt->switch_mm(to->ppgtt, req);

		/* The hardware context switch is emitted, but we haven't

		 * actually changed the state - so it's probably safe to bail
@@ -787,11 +795,11 @@ static int do_switch(struct drm_i915_gem_request *req) 


done:

	i915_gem_context_reference(to);

	ring->last_context = to;

	engine->last_context = to;



	if (uninitialized) {

		if (ring->init_context) {

			ret = ring->init_context(req);

		if (engine->init_context) {

			ret = engine->init_context(req);

			if (ret)

				DRM_ERROR("ring init context: %d\n", ret);

		}
@@ -800,7 +808,7 @@ static int do_switch(struct drm_i915_gem_request *req) 
	return 0;



unpin_out:

	if (ring->id == RCS)

	if (engine->id == RCS)

		i915_gem_object_ggtt_unpin(to->legacy_hw_ctx.rcs_state);

	return ret;

}
@@ -820,18 +828,18 @@ static int do_switch(struct drm_i915_gem_request *req) 
 */

int i915_switch_context(struct drm_i915_gem_request *req)

{

	struct intel_engine_cs *ring = req->ring;

	struct drm_i915_private *dev_priv = ring->dev->dev_private;

	struct intel_engine_cs *engine = req->ring;

	struct drm_i915_private *dev_priv = engine->dev->dev_private;



	WARN_ON(i915.enable_execlists);

	WARN_ON(!mutex_is_locked(&dev_priv->dev->struct_mutex));



	if (req->ctx->legacy_hw_ctx.rcs_state == NULL) { /* We have the fake context */

		if (req->ctx != ring->last_context) {

		if (req->ctx != engine->last_context) {

			i915_gem_context_reference(req->ctx);

			if (ring->last_context)

				i915_gem_context_unreference(ring->last_context);

			ring->last_context = req->ctx;

			if (engine->last_context)

				i915_gem_context_unreference(engine->last_context);

			engine->last_context = req->ctx;

		}

		return 0;

	}

drivers/gpu/drm/i915/i915_gem_debug.c

+8 −7

File changed.

Preview size limit exceeded, changes collapsed.

drivers/gpu/drm/i915/i915_gem_execbuffer.c

+38 −36

File changed.

Preview size limit exceeded, changes collapsed.