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-rw-r--r--drivers/gpu/drm/i915/i915_debugfs.c48
-rw-r--r--drivers/gpu/drm/i915/i915_drv.h9
-rw-r--r--drivers/gpu/drm/i915/i915_gpu_error.c6
-rw-r--r--drivers/gpu/drm/i915/i915_guc_submission.c8
-rw-r--r--drivers/gpu/drm/i915/i915_irq.c10
-rw-r--r--drivers/gpu/drm/i915/intel_mocs.c6
-rw-r--r--drivers/gpu/drm/i915/intel_ringbuffer.c21
7 files changed, 62 insertions, 46 deletions
diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c
index e0ba3e38000f..77dce527a1cb 100644
--- a/drivers/gpu/drm/i915/i915_debugfs.c
+++ b/drivers/gpu/drm/i915/i915_debugfs.c
@@ -132,7 +132,7 @@ describe_obj(struct seq_file *m, struct drm_i915_gem_object *obj)
struct intel_engine_cs *engine;
struct i915_vma *vma;
int pin_count = 0;
- int i;
+ enum intel_engine_id id;
seq_printf(m, "%pK: %s%s%s%s %8zdKiB %02x %02x [ ",
&obj->base,
@@ -143,9 +143,9 @@ 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_engine(engine, dev_priv, i)
+ for_each_engine_id(engine, dev_priv, id)
seq_printf(m, "%x ",
- i915_gem_request_get_seqno(obj->last_read_req[i]));
+ i915_gem_request_get_seqno(obj->last_read_req[id]));
seq_printf(m, "] %x %x%s%s%s",
i915_gem_request_get_seqno(obj->last_write_req),
i915_gem_request_get_seqno(obj->last_fenced_req),
@@ -1334,7 +1334,8 @@ static int i915_hangcheck_info(struct seq_file *m, void *unused)
u64 acthd[I915_NUM_ENGINES];
u32 seqno[I915_NUM_ENGINES];
u32 instdone[I915_NUM_INSTDONE_REG];
- int i, j;
+ enum intel_engine_id id;
+ int j;
if (!i915.enable_hangcheck) {
seq_printf(m, "Hangcheck disabled\n");
@@ -1343,9 +1344,9 @@ static int i915_hangcheck_info(struct seq_file *m, void *unused)
intel_runtime_pm_get(dev_priv);
- for_each_engine(engine, dev_priv, i) {
- seqno[i] = engine->get_seqno(engine, false);
- acthd[i] = intel_ring_get_active_head(engine);
+ for_each_engine_id(engine, dev_priv, id) {
+ seqno[id] = engine->get_seqno(engine, false);
+ acthd[id] = intel_ring_get_active_head(engine);
}
i915_get_extra_instdone(dev, instdone);
@@ -1359,13 +1360,13 @@ static int i915_hangcheck_info(struct seq_file *m, void *unused)
} else
seq_printf(m, "Hangcheck inactive\n");
- for_each_engine(engine, dev_priv, i) {
+ for_each_engine_id(engine, dev_priv, id) {
seq_printf(m, "%s:\n", engine->name);
seq_printf(m, "\tseqno = %x [current %x]\n",
- engine->hangcheck.seqno, seqno[i]);
+ engine->hangcheck.seqno, seqno[id]);
seq_printf(m, "\tACTHD = 0x%08llx [current 0x%08llx]\n",
(long long)engine->hangcheck.acthd,
- (long long)acthd[i]);
+ (long long)acthd[id]);
seq_printf(m, "\tscore = %d\n", engine->hangcheck.score);
seq_printf(m, "\taction = %d\n", engine->hangcheck.action);
@@ -1947,7 +1948,8 @@ static int i915_context_status(struct seq_file *m, void *unused)
struct drm_i915_private *dev_priv = dev->dev_private;
struct intel_engine_cs *engine;
struct intel_context *ctx;
- int ret, i;
+ enum intel_engine_id id;
+ int ret;
ret = mutex_lock_interruptible(&dev->struct_mutex);
if (ret)
@@ -1965,11 +1967,11 @@ static int i915_context_status(struct seq_file *m, void *unused)
if (i915.enable_execlists) {
seq_putc(m, '\n');
- for_each_engine(engine, dev_priv, i) {
+ for_each_engine_id(engine, dev_priv, id) {
struct drm_i915_gem_object *ctx_obj =
- ctx->engine[i].state;
+ ctx->engine[id].state;
struct intel_ringbuffer *ringbuf =
- ctx->engine[i].ringbuf;
+ ctx->engine[id].ringbuf;
seq_printf(m, "%s: ", engine->name);
if (ctx_obj)
@@ -3134,7 +3136,8 @@ static int i915_semaphore_status(struct seq_file *m, void *unused)
struct drm_i915_private *dev_priv = dev->dev_private;
struct intel_engine_cs *engine;
int num_rings = hweight32(INTEL_INFO(dev)->ring_mask);
- int i, j, ret;
+ enum intel_engine_id id;
+ int j, ret;
if (!i915_semaphore_is_enabled(dev)) {
seq_puts(m, "Semaphores are disabled\n");
@@ -3153,14 +3156,14 @@ 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_engine(engine, dev_priv, i) {
+ for_each_engine_id(engine, dev_priv, id) {
uint64_t offset;
seq_printf(m, "%s\n", engine->name);
seq_puts(m, " Last signal:");
for (j = 0; j < num_rings; j++) {
- offset = i * I915_NUM_ENGINES + j;
+ offset = id * I915_NUM_ENGINES + j;
seq_printf(m, "0x%08llx (0x%02llx) ",
seqno[offset], offset * 8);
}
@@ -3168,7 +3171,7 @@ static int i915_semaphore_status(struct seq_file *m, void *unused)
seq_puts(m, " Last wait: ");
for (j = 0; j < num_rings; j++) {
- offset = i + (j * I915_NUM_ENGINES);
+ offset = id + (j * I915_NUM_ENGINES);
seq_printf(m, "0x%08llx (0x%02llx) ",
seqno[offset], offset * 8);
}
@@ -3178,7 +3181,7 @@ static int i915_semaphore_status(struct seq_file *m, void *unused)
kunmap_atomic(seqno);
} else {
seq_puts(m, " Last signal:");
- for_each_engine(engine, dev_priv, i)
+ for_each_engine(engine, dev_priv, id)
for (j = 0; j < num_rings; j++)
seq_printf(m, "0x%08x\n",
I915_READ(engine->semaphore.mbox.signal[j]));
@@ -3186,7 +3189,7 @@ static int i915_semaphore_status(struct seq_file *m, void *unused)
}
seq_puts(m, "\nSync seqno:\n");
- for_each_engine(engine, dev_priv, i) {
+ for_each_engine(engine, dev_priv, id) {
for (j = 0; j < num_rings; j++) {
seq_printf(m, " 0x%08x ",
engine->semaphore.sync_seqno[j]);
@@ -3236,6 +3239,7 @@ static int i915_wa_registers(struct seq_file *m, void *unused)
struct drm_device *dev = node->minor->dev;
struct drm_i915_private *dev_priv = dev->dev_private;
struct i915_workarounds *workarounds = &dev_priv->workarounds;
+ enum intel_engine_id id;
ret = mutex_lock_interruptible(&dev->struct_mutex);
if (ret)
@@ -3244,9 +3248,9 @@ 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_engine(engine, dev_priv, i)
+ for_each_engine_id(engine, dev_priv, id)
seq_printf(m, "HW whitelist count for %s: %d\n",
- engine->name, workarounds->hw_whitelist_count[i]);
+ engine->name, workarounds->hw_whitelist_count[id]);
for (i = 0; i < workarounds->count; ++i) {
i915_reg_t addr;
u32 mask, value, read;
diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
index 08b88c043431..8fe0592341b8 100644
--- a/drivers/gpu/drm/i915/i915_drv.h
+++ b/drivers/gpu/drm/i915/i915_drv.h
@@ -1995,6 +1995,15 @@ static inline struct drm_i915_private *guc_to_i915(struct intel_guc *guc)
for ((i__) = 0; (i__) < I915_NUM_ENGINES; (i__)++) \
for_each_if ((((ring__) = &(dev_priv__)->engine[(i__)]), intel_engine_initialized((ring__))))
+/* Iterator with engine_id */
+#define for_each_engine_id(engine__, dev_priv__, id__) \
+ for ((engine__) = &(dev_priv__)->engine[0], (id__) = 0; \
+ (engine__) < &(dev_priv__)->engine[I915_NUM_ENGINES]; \
+ (engine__)++) \
+ for_each_if (((id__) = (engine__)->id, \
+ intel_engine_initialized(engine__)))
+
+/* Iterator over subset of engines selected by mask */
#define for_each_engine_masked(engine__, dev_priv__, mask__) \
for ((engine__) = &dev_priv->engine[0]; (engine__) < &dev_priv->engine[I915_NUM_ENGINES]; (engine__)++) \
for_each_if (intel_engine_flag((engine__)) & (mask__) && intel_engine_initialized((engine__)))
diff --git a/drivers/gpu/drm/i915/i915_gpu_error.c b/drivers/gpu/drm/i915/i915_gpu_error.c
index 1f8ff06eed6b..54c208665b0d 100644
--- a/drivers/gpu/drm/i915/i915_gpu_error.c
+++ b/drivers/gpu/drm/i915/i915_gpu_error.c
@@ -846,7 +846,7 @@ static void gen8_record_semaphore_state(struct drm_i915_private *dev_priv,
struct drm_i915_error_ring *ering)
{
struct intel_engine_cs *to;
- int i;
+ enum intel_engine_id id;
if (!i915_semaphore_is_enabled(dev_priv->dev))
return;
@@ -856,7 +856,7 @@ static void gen8_record_semaphore_state(struct drm_i915_private *dev_priv,
i915_error_ggtt_object_create(dev_priv,
dev_priv->semaphore_obj);
- for_each_engine(to, dev_priv, i) {
+ for_each_engine_id(to, dev_priv, id) {
int idx;
u16 signal_offset;
u32 *tmp;
@@ -864,7 +864,7 @@ static void gen8_record_semaphore_state(struct drm_i915_private *dev_priv,
if (engine == to)
continue;
- signal_offset = (GEN8_SIGNAL_OFFSET(engine, i) & (PAGE_SIZE - 1))
+ signal_offset = (GEN8_SIGNAL_OFFSET(engine, id) & (PAGE_SIZE - 1))
/ 4;
tmp = error->semaphore_obj->pages[0];
idx = intel_ring_sync_index(engine, to);
diff --git a/drivers/gpu/drm/i915/i915_guc_submission.c b/drivers/gpu/drm/i915/i915_guc_submission.c
index ae1f58d073f2..0611bdc13d2d 100644
--- a/drivers/gpu/drm/i915/i915_guc_submission.c
+++ b/drivers/gpu/drm/i915/i915_guc_submission.c
@@ -381,7 +381,7 @@ static void guc_init_ctx_desc(struct intel_guc *guc,
struct intel_context *ctx = client->owner;
struct guc_context_desc desc;
struct sg_table *sg;
- int i;
+ enum intel_engine_id id;
memset(&desc, 0, sizeof(desc));
@@ -390,7 +390,7 @@ static void guc_init_ctx_desc(struct intel_guc *guc,
desc.priority = client->priority;
desc.db_id = client->doorbell_id;
- for_each_engine(engine, dev_priv, i) {
+ for_each_engine_id(engine, dev_priv, id) {
struct guc_execlist_context *lrc = &desc.lrc[engine->guc_id];
struct drm_i915_gem_object *obj;
uint64_t ctx_desc;
@@ -402,7 +402,7 @@ static void guc_init_ctx_desc(struct intel_guc *guc,
* for now who owns a GuC client. But for future owner of GuC
* client, need to make sure lrc is pinned prior to enter here.
*/
- obj = ctx->engine[i].state;
+ obj = ctx->engine[id].state;
if (!obj)
break; /* XXX: continue? */
@@ -415,7 +415,7 @@ static void guc_init_ctx_desc(struct intel_guc *guc,
lrc->context_id = (client->ctx_index << GUC_ELC_CTXID_OFFSET) |
(engine->guc_id << GUC_ELC_ENGINE_OFFSET);
- obj = ctx->engine[i].ringbuf->obj;
+ obj = ctx->engine[id].ringbuf->obj;
lrc->ring_begin = i915_gem_obj_ggtt_offset(obj);
lrc->ring_end = lrc->ring_begin + obj->base.size - 1;
diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c
index a55a7cc317f8..14a23b346631 100644
--- a/drivers/gpu/drm/i915/i915_irq.c
+++ b/drivers/gpu/drm/i915/i915_irq.c
@@ -3073,7 +3073,7 @@ static void i915_hangcheck_elapsed(struct work_struct *work)
gpu_error.hangcheck_work.work);
struct drm_device *dev = dev_priv->dev;
struct intel_engine_cs *engine;
- int i;
+ enum intel_engine_id id;
int busy_count = 0, rings_hung = 0;
bool stuck[I915_NUM_ENGINES] = { 0 };
#define BUSY 1
@@ -3097,7 +3097,7 @@ static void i915_hangcheck_elapsed(struct work_struct *work)
*/
intel_uncore_arm_unclaimed_mmio_detection(dev_priv);
- for_each_engine(engine, dev_priv, i) {
+ for_each_engine_id(engine, dev_priv, id) {
u64 acthd;
u32 seqno;
bool busy = true;
@@ -3157,7 +3157,7 @@ static void i915_hangcheck_elapsed(struct work_struct *work)
break;
case HANGCHECK_HUNG:
engine->hangcheck.score += HUNG;
- stuck[i] = true;
+ stuck[id] = true;
break;
}
}
@@ -3184,10 +3184,10 @@ static void i915_hangcheck_elapsed(struct work_struct *work)
busy_count += busy;
}
- for_each_engine(engine, dev_priv, i) {
+ for_each_engine_id(engine, dev_priv, id) {
if (engine->hangcheck.score >= HANGCHECK_SCORE_RING_HUNG) {
DRM_INFO("%s on %s\n",
- stuck[i] ? "stuck" : "no progress",
+ stuck[id] ? "stuck" : "no progress",
engine->name);
rings_hung |= intel_engine_flag(engine);
}
diff --git a/drivers/gpu/drm/i915/intel_mocs.c b/drivers/gpu/drm/i915/intel_mocs.c
index 3c725dde16ed..7c7ac0aa192a 100644
--- a/drivers/gpu/drm/i915/intel_mocs.c
+++ b/drivers/gpu/drm/i915/intel_mocs.c
@@ -325,11 +325,11 @@ int intel_rcs_context_init_mocs(struct drm_i915_gem_request *req)
if (get_mocs_settings(req->engine->dev, &t)) {
struct drm_i915_private *dev_priv = req->i915;
struct intel_engine_cs *engine;
- enum intel_engine_id ring_id;
+ enum intel_engine_id id;
/* Program the control registers */
- for_each_engine(engine, dev_priv, ring_id) {
- ret = emit_mocs_control_table(req, &t, ring_id);
+ for_each_engine_id(engine, dev_priv, id) {
+ ret = emit_mocs_control_table(req, &t, id);
if (ret)
return ret;
}
diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.c b/drivers/gpu/drm/i915/intel_ringbuffer.c
index ce59850f7e73..a492bcabd30d 100644
--- a/drivers/gpu/drm/i915/intel_ringbuffer.c
+++ b/drivers/gpu/drm/i915/intel_ringbuffer.c
@@ -1280,7 +1280,8 @@ static int gen8_rcs_signal(struct drm_i915_gem_request *signaller_req,
struct drm_device *dev = signaller->dev;
struct drm_i915_private *dev_priv = dev->dev_private;
struct intel_engine_cs *waiter;
- int i, ret, num_rings;
+ enum intel_engine_id id;
+ int ret, num_rings;
num_rings = hweight32(INTEL_INFO(dev)->ring_mask);
num_dwords += (num_rings-1) * MBOX_UPDATE_DWORDS;
@@ -1290,9 +1291,9 @@ static int gen8_rcs_signal(struct drm_i915_gem_request *signaller_req,
if (ret)
return ret;
- for_each_engine(waiter, dev_priv, i) {
+ for_each_engine_id(waiter, dev_priv, id) {
u32 seqno;
- u64 gtt_offset = signaller->semaphore.signal_ggtt[i];
+ u64 gtt_offset = signaller->semaphore.signal_ggtt[id];
if (gtt_offset == MI_SEMAPHORE_SYNC_INVALID)
continue;
@@ -1321,7 +1322,8 @@ static int gen8_xcs_signal(struct drm_i915_gem_request *signaller_req,
struct drm_device *dev = signaller->dev;
struct drm_i915_private *dev_priv = dev->dev_private;
struct intel_engine_cs *waiter;
- int i, ret, num_rings;
+ enum intel_engine_id id;
+ int ret, num_rings;
num_rings = hweight32(INTEL_INFO(dev)->ring_mask);
num_dwords += (num_rings-1) * MBOX_UPDATE_DWORDS;
@@ -1331,9 +1333,9 @@ static int gen8_xcs_signal(struct drm_i915_gem_request *signaller_req,
if (ret)
return ret;
- for_each_engine(waiter, dev_priv, i) {
+ for_each_engine_id(waiter, dev_priv, id) {
u32 seqno;
- u64 gtt_offset = signaller->semaphore.signal_ggtt[i];
+ u64 gtt_offset = signaller->semaphore.signal_ggtt[id];
if (gtt_offset == MI_SEMAPHORE_SYNC_INVALID)
continue;
@@ -1359,7 +1361,8 @@ static int gen6_signal(struct drm_i915_gem_request *signaller_req,
struct drm_device *dev = signaller->dev;
struct drm_i915_private *dev_priv = dev->dev_private;
struct intel_engine_cs *useless;
- int i, ret, num_rings;
+ enum intel_engine_id id;
+ int ret, num_rings;
#define MBOX_UPDATE_DWORDS 3
num_rings = hweight32(INTEL_INFO(dev)->ring_mask);
@@ -1370,8 +1373,8 @@ static int gen6_signal(struct drm_i915_gem_request *signaller_req,
if (ret)
return ret;
- for_each_engine(useless, dev_priv, i) {
- i915_reg_t mbox_reg = signaller->semaphore.mbox.signal[i];
+ for_each_engine_id(useless, dev_priv, id) {
+ i915_reg_t mbox_reg = signaller->semaphore.mbox.signal[id];
if (i915_mmio_reg_valid(mbox_reg)) {
u32 seqno = i915_gem_request_get_seqno(signaller_req);