ringbuf->tail, ringbuf->size);
}
-bool intel_engine_stopped(struct intel_engine_cs *engine)
-{
- struct drm_i915_private *dev_priv = engine->i915;
- return dev_priv->gpu_error.stop_rings & intel_engine_flag(engine);
-}
-
static void __intel_ring_advance(struct intel_engine_cs *engine)
{
struct intel_ringbuffer *ringbuf = engine->buffer;
ringbuf->tail &= ringbuf->size - 1;
- if (intel_engine_stopped(engine))
- return;
engine->write_tail(engine, ringbuf->tail);
}
I915_WRITE(reg,
_MASKED_BIT_ENABLE(INSTPM_TLB_INVALIDATE |
INSTPM_SYNC_FLUSH));
- if (wait_for((I915_READ(reg) & INSTPM_SYNC_FLUSH) == 0,
- 1000))
+ if (intel_wait_for_register(dev_priv,
+ reg, INSTPM_SYNC_FLUSH, 0,
+ 1000))
DRM_ERROR("%s: wait for SyncFlush to complete for TLB invalidation timed out\n",
engine->name);
}
if (!IS_GEN2(dev_priv)) {
I915_WRITE_MODE(engine, _MASKED_BIT_ENABLE(STOP_RING));
- if (wait_for((I915_READ_MODE(engine) & MODE_IDLE) != 0, 1000)) {
+ if (intel_wait_for_register(dev_priv,
+ RING_MI_MODE(engine->mmio_base),
+ MODE_IDLE,
+ MODE_IDLE,
+ 1000)) {
DRM_ERROR("%s : timed out trying to stop ring\n",
engine->name);
/* Sometimes we observe that the idle flag is not
return ret;
}
-void
-intel_fini_pipe_control(struct intel_engine_cs *engine)
+void intel_fini_pipe_control(struct intel_engine_cs *engine)
{
if (engine->scratch.obj == NULL)
return;
- if (INTEL_GEN(engine->i915) >= 5) {
- kunmap(sg_page(engine->scratch.obj->pages->sgl));
- i915_gem_object_ggtt_unpin(engine->scratch.obj);
- }
-
+ i915_gem_object_ggtt_unpin(engine->scratch.obj);
drm_gem_object_unreference(&engine->scratch.obj->base);
engine->scratch.obj = NULL;
}
-int
-intel_init_pipe_control(struct intel_engine_cs *engine)
+int intel_init_pipe_control(struct intel_engine_cs *engine, int size)
{
+ struct drm_i915_gem_object *obj;
int ret;
WARN_ON(engine->scratch.obj);
- engine->scratch.obj = i915_gem_object_create(engine->i915->dev, 4096);
- if (IS_ERR(engine->scratch.obj)) {
- DRM_ERROR("Failed to allocate seqno page\n");
- ret = PTR_ERR(engine->scratch.obj);
- engine->scratch.obj = NULL;
+ obj = i915_gem_object_create_stolen(engine->i915->dev, size);
+ if (!obj)
+ obj = i915_gem_object_create(engine->i915->dev, size);
+ if (IS_ERR(obj)) {
+ DRM_ERROR("Failed to allocate scratch page\n");
+ ret = PTR_ERR(obj);
goto err;
}
- ret = i915_gem_object_set_cache_level(engine->scratch.obj,
- I915_CACHE_LLC);
+ ret = i915_gem_obj_ggtt_pin(obj, 4096, PIN_HIGH);
if (ret)
goto err_unref;
- ret = i915_gem_obj_ggtt_pin(engine->scratch.obj, 4096, 0);
- if (ret)
- goto err_unref;
-
- engine->scratch.gtt_offset = i915_gem_obj_ggtt_offset(engine->scratch.obj);
- engine->scratch.cpu_page = kmap(sg_page(engine->scratch.obj->pages->sgl));
- if (engine->scratch.cpu_page == NULL) {
- ret = -ENOMEM;
- goto err_unpin;
- }
-
+ engine->scratch.obj = obj;
+ engine->scratch.gtt_offset = i915_gem_obj_ggtt_offset(obj);
DRM_DEBUG_DRIVER("%s pipe control offset: 0x%08x\n",
engine->name, engine->scratch.gtt_offset);
return 0;
-err_unpin:
- i915_gem_object_ggtt_unpin(engine->scratch.obj);
err_unref:
drm_gem_object_unreference(&engine->scratch.obj->base);
err:
struct drm_i915_private *dev_priv = engine->i915;
int ret;
+ /* WaConextSwitchWithConcurrentTLBInvalidate:skl,bxt,kbl */
+ I915_WRITE(GEN9_CSFE_CHICKEN1_RCS, _MASKED_BIT_ENABLE(GEN9_PREEMPT_GPGPU_SYNC_SWITCH_DISABLE));
+
/* WaEnableLbsSlaRetryTimerDecrement:skl,bxt,kbl */
I915_WRITE(BDW_SCRATCH1, I915_READ(BDW_SCRATCH1) |
GEN9_LBS_SLA_RETRY_TIMER_DECREMENT_ENABLE);
_MASKED_BIT_ENABLE(GEN9_FFSC_PERCTX_PREEMPT_CTRL));
}
- if (IS_SKL_REVID(dev_priv, 0, SKL_REVID_D0)) {
+ if (IS_SKL_REVID(dev_priv, 0, SKL_REVID_E0)) {
/* WaDisableChickenBitTSGBarrierAckForFFSliceCS:skl */
I915_WRITE(FF_SLICE_CS_CHICKEN2,
_MASKED_BIT_ENABLE(GEN9_TSG_BARRIER_ACK_DISABLE));
WA_SET_BIT_MASKED(GEN8_ROW_CHICKEN,
STALL_DOP_GATING_DISABLE);
+ /* WaDisablePooledEuLoadBalancingFix:bxt */
+ if (IS_BXT_REVID(dev_priv, BXT_REVID_B0, REVID_FOREVER)) {
+ WA_SET_BIT_MASKED(FF_SLICE_CS_CHICKEN2,
+ GEN9_POOLED_EU_LOAD_BALANCING_FIX_DISABLE);
+ }
+
/* WaDisableSbeCacheDispatchPortSharing:bxt */
if (IS_BXT_REVID(dev_priv, 0, BXT_REVID_B0)) {
WA_SET_BIT_MASKED(
I915_WRITE(GEN8_L3SQCREG1, L3_GENERAL_PRIO_CREDITS(62) |
L3_HIGH_PRIO_CREDITS(2));
+ /* WaInsertDummyPushConstPs:bxt */
+ if (IS_BXT_REVID(dev_priv, 0, BXT_REVID_B0))
+ WA_SET_BIT_MASKED(COMMON_SLICE_CHICKEN2,
+ GEN8_SBE_DISABLE_REPLAY_BUF_OPTIMIZATION);
+
return 0;
}
I915_WRITE(GEN8_GARBCNTL, (I915_READ(GEN8_GARBCNTL) |
GEN9_GAPS_TSV_CREDIT_DISABLE));
+ /* WaDisableDynamicCreditSharing:kbl */
+ if (IS_KBL_REVID(dev_priv, 0, KBL_REVID_B0))
+ WA_SET_BIT(GAMT_CHKN_BIT_REG,
+ GAMT_CHKN_DISABLE_DYNAMIC_CREDIT_SHARING);
+
+ /* WaDisableFenceDestinationToSLM:kbl (pre-prod) */
+ if (IS_KBL_REVID(dev_priv, KBL_REVID_A0, KBL_REVID_A0))
+ WA_SET_BIT_MASKED(HDC_CHICKEN0,
+ HDC_FENCE_DEST_SLM_DISABLE);
+
+ /* GEN8_L3SQCREG4 has a dependency with WA batch so any new changes
+ * involving this register should also be added to WA batch as required.
+ */
+ if (IS_KBL_REVID(dev_priv, 0, KBL_REVID_E0))
+ /* WaDisableLSQCROPERFforOCL:kbl */
+ I915_WRITE(GEN8_L3SQCREG4, I915_READ(GEN8_L3SQCREG4) |
+ GEN8_LQSC_RO_PERF_DIS);
+
+ /* WaInsertDummyPushConstPs:kbl */
+ if (IS_KBL_REVID(dev_priv, 0, KBL_REVID_B0))
+ WA_SET_BIT_MASKED(COMMON_SLICE_CHICKEN2,
+ GEN8_SBE_DISABLE_REPLAY_BUF_OPTIMIZATION);
+
+ /* WaDisableGafsUnitClkGating:kbl */
+ WA_SET_BIT(GEN7_UCGCTL4, GEN8_EU_GAUNIT_CLOCK_GATE_DISABLE);
+
+ /* WaDisableSbeCacheDispatchPortSharing:kbl */
+ WA_SET_BIT_MASKED(
+ GEN7_HALF_SLICE_CHICKEN1,
+ GEN7_SBE_SS_CACHE_DISPATCH_PORT_SHARING_DISABLE);
+
+ /* WaDisableLSQCROPERFforOCL:kbl */
+ ret = wa_ring_whitelist_reg(engine, GEN8_L3SQCREG4);
+ if (ret)
+ return ret;
+
return 0;
}
if (IS_GEN(dev_priv, 6, 7))
I915_WRITE(INSTPM, _MASKED_BIT_ENABLE(INSTPM_FORCE_ORDERING));
- if (HAS_L3_DPF(dev_priv))
- I915_WRITE_IMR(engine, ~GT_PARITY_ERROR(dev_priv));
+ I915_WRITE_IMR(engine, ~engine->irq_keep_mask);
return init_workarounds_ring(engine);
}
return ret;
for_each_engine_id(waiter, dev_priv, id) {
- u32 seqno;
u64 gtt_offset = signaller->semaphore.signal_ggtt[id];
if (gtt_offset == MI_SEMAPHORE_SYNC_INVALID)
continue;
- seqno = i915_gem_request_get_seqno(signaller_req);
intel_ring_emit(signaller, GFX_OP_PIPE_CONTROL(6));
intel_ring_emit(signaller, PIPE_CONTROL_GLOBAL_GTT_IVB |
PIPE_CONTROL_QW_WRITE |
PIPE_CONTROL_CS_STALL);
intel_ring_emit(signaller, lower_32_bits(gtt_offset));
intel_ring_emit(signaller, upper_32_bits(gtt_offset));
- intel_ring_emit(signaller, seqno);
+ intel_ring_emit(signaller, signaller_req->seqno);
intel_ring_emit(signaller, 0);
intel_ring_emit(signaller, MI_SEMAPHORE_SIGNAL |
MI_SEMAPHORE_TARGET(waiter->hw_id));
return ret;
for_each_engine_id(waiter, dev_priv, id) {
- u32 seqno;
u64 gtt_offset = signaller->semaphore.signal_ggtt[id];
if (gtt_offset == MI_SEMAPHORE_SYNC_INVALID)
continue;
- seqno = i915_gem_request_get_seqno(signaller_req);
intel_ring_emit(signaller, (MI_FLUSH_DW + 1) |
MI_FLUSH_DW_OP_STOREDW);
intel_ring_emit(signaller, lower_32_bits(gtt_offset) |
MI_FLUSH_DW_USE_GTT);
intel_ring_emit(signaller, upper_32_bits(gtt_offset));
- intel_ring_emit(signaller, seqno);
+ intel_ring_emit(signaller, signaller_req->seqno);
intel_ring_emit(signaller, MI_SEMAPHORE_SIGNAL |
MI_SEMAPHORE_TARGET(waiter->hw_id));
intel_ring_emit(signaller, 0);
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);
-
intel_ring_emit(signaller, MI_LOAD_REGISTER_IMM(1));
intel_ring_emit_reg(signaller, mbox_reg);
- intel_ring_emit(signaller, seqno);
+ intel_ring_emit(signaller, signaller_req->seqno);
}
}
intel_ring_emit(engine, MI_STORE_DWORD_INDEX);
intel_ring_emit(engine,
I915_GEM_HWS_INDEX << MI_STORE_DWORD_INDEX_SHIFT);
- intel_ring_emit(engine, i915_gem_request_get_seqno(req));
+ intel_ring_emit(engine, req->seqno);
intel_ring_emit(engine, MI_USER_INTERRUPT);
__intel_ring_advance(engine);
{
struct intel_engine_cs *waiter = waiter_req->engine;
struct drm_i915_private *dev_priv = waiter_req->i915;
+ u64 offset = GEN8_WAIT_OFFSET(waiter, signaller->id);
struct i915_hw_ppgtt *ppgtt;
int ret;
MI_SEMAPHORE_GLOBAL_GTT |
MI_SEMAPHORE_SAD_GTE_SDD);
intel_ring_emit(waiter, seqno);
- intel_ring_emit(waiter,
- lower_32_bits(GEN8_WAIT_OFFSET(waiter, signaller->id)));
- intel_ring_emit(waiter,
- upper_32_bits(GEN8_WAIT_OFFSET(waiter, signaller->id)));
+ intel_ring_emit(waiter, lower_32_bits(offset));
+ intel_ring_emit(waiter, upper_32_bits(offset));
intel_ring_advance(waiter);
/* When the !RCS engines idle waiting upon a semaphore, they lose their
return 0;
}
-#define PIPE_CONTROL_FLUSH(ring__, addr__) \
-do { \
- intel_ring_emit(ring__, GFX_OP_PIPE_CONTROL(4) | PIPE_CONTROL_QW_WRITE | \
- PIPE_CONTROL_DEPTH_STALL); \
- intel_ring_emit(ring__, (addr__) | PIPE_CONTROL_GLOBAL_GTT); \
- intel_ring_emit(ring__, 0); \
- intel_ring_emit(ring__, 0); \
-} while (0)
-
-static int
-pc_render_add_request(struct drm_i915_gem_request *req)
+static void
+gen5_seqno_barrier(struct intel_engine_cs *ring)
{
- struct intel_engine_cs *engine = req->engine;
- u32 scratch_addr = engine->scratch.gtt_offset + 2 * CACHELINE_BYTES;
- int ret;
-
- /* For Ironlake, MI_USER_INTERRUPT was deprecated and apparently
- * incoherent with writes to memory, i.e. completely fubar,
- * so we need to use PIPE_NOTIFY instead.
+ /* MI_STORE are internally buffered by the GPU and not flushed
+ * either by MI_FLUSH or SyncFlush or any other combination of
+ * MI commands.
*
- * However, we also need to workaround the qword write
- * incoherence by flushing the 6 PIPE_NOTIFY buffers out to
- * memory before requesting an interrupt.
+ * "Only the submission of the store operation is guaranteed.
+ * The write result will be complete (coherent) some time later
+ * (this is practically a finite period but there is no guaranteed
+ * latency)."
+ *
+ * Empirically, we observe that we need a delay of at least 75us to
+ * be sure that the seqno write is visible by the CPU.
*/
- ret = intel_ring_begin(req, 32);
- if (ret)
- return ret;
-
- intel_ring_emit(engine,
- GFX_OP_PIPE_CONTROL(4) | PIPE_CONTROL_QW_WRITE |
- PIPE_CONTROL_WRITE_FLUSH |
- PIPE_CONTROL_TEXTURE_CACHE_INVALIDATE);
- intel_ring_emit(engine,
- engine->scratch.gtt_offset | PIPE_CONTROL_GLOBAL_GTT);
- intel_ring_emit(engine, i915_gem_request_get_seqno(req));
- intel_ring_emit(engine, 0);
- PIPE_CONTROL_FLUSH(engine, scratch_addr);
- scratch_addr += 2 * CACHELINE_BYTES; /* write to separate cachelines */
- PIPE_CONTROL_FLUSH(engine, scratch_addr);
- scratch_addr += 2 * CACHELINE_BYTES;
- PIPE_CONTROL_FLUSH(engine, scratch_addr);
- scratch_addr += 2 * CACHELINE_BYTES;
- PIPE_CONTROL_FLUSH(engine, scratch_addr);
- scratch_addr += 2 * CACHELINE_BYTES;
- PIPE_CONTROL_FLUSH(engine, scratch_addr);
- scratch_addr += 2 * CACHELINE_BYTES;
- PIPE_CONTROL_FLUSH(engine, scratch_addr);
-
- intel_ring_emit(engine,
- GFX_OP_PIPE_CONTROL(4) | PIPE_CONTROL_QW_WRITE |
- PIPE_CONTROL_WRITE_FLUSH |
- PIPE_CONTROL_TEXTURE_CACHE_INVALIDATE |
- PIPE_CONTROL_NOTIFY);
- intel_ring_emit(engine,
- engine->scratch.gtt_offset | PIPE_CONTROL_GLOBAL_GTT);
- intel_ring_emit(engine, i915_gem_request_get_seqno(req));
- intel_ring_emit(engine, 0);
- __intel_ring_advance(engine);
-
- return 0;
+ usleep_range(125, 250);
}
static void
spin_unlock_irq(&dev_priv->uncore.lock);
}
-static u32
-ring_get_seqno(struct intel_engine_cs *engine)
-{
- return intel_read_status_page(engine, I915_GEM_HWS_INDEX);
-}
-
static void
-ring_set_seqno(struct intel_engine_cs *engine, u32 seqno)
+gen5_irq_enable(struct intel_engine_cs *engine)
{
- intel_write_status_page(engine, I915_GEM_HWS_INDEX, seqno);
-}
-
-static u32
-pc_render_get_seqno(struct intel_engine_cs *engine)
-{
- return engine->scratch.cpu_page[0];
+ gen5_enable_gt_irq(engine->i915, engine->irq_enable_mask);
}
static void
-pc_render_set_seqno(struct intel_engine_cs *engine, u32 seqno)
+gen5_irq_disable(struct intel_engine_cs *engine)
{
- engine->scratch.cpu_page[0] = seqno;
-}
-
-static bool
-gen5_ring_get_irq(struct intel_engine_cs *engine)
-{
- struct drm_i915_private *dev_priv = engine->i915;
- unsigned long flags;
-
- if (WARN_ON(!intel_irqs_enabled(dev_priv)))
- return false;
-
- spin_lock_irqsave(&dev_priv->irq_lock, flags);
- if (engine->irq_refcount++ == 0)
- gen5_enable_gt_irq(dev_priv, engine->irq_enable_mask);
- spin_unlock_irqrestore(&dev_priv->irq_lock, flags);
-
- return true;
+ gen5_disable_gt_irq(engine->i915, engine->irq_enable_mask);
}
static void
-gen5_ring_put_irq(struct intel_engine_cs *engine)
-{
- struct drm_i915_private *dev_priv = engine->i915;
- unsigned long flags;
-
- spin_lock_irqsave(&dev_priv->irq_lock, flags);
- if (--engine->irq_refcount == 0)
- gen5_disable_gt_irq(dev_priv, engine->irq_enable_mask);
- spin_unlock_irqrestore(&dev_priv->irq_lock, flags);
-}
-
-static bool
-i9xx_ring_get_irq(struct intel_engine_cs *engine)
+i9xx_irq_enable(struct intel_engine_cs *engine)
{
struct drm_i915_private *dev_priv = engine->i915;
- unsigned long flags;
-
- if (!intel_irqs_enabled(dev_priv))
- return false;
-
- spin_lock_irqsave(&dev_priv->irq_lock, flags);
- if (engine->irq_refcount++ == 0) {
- dev_priv->irq_mask &= ~engine->irq_enable_mask;
- I915_WRITE(IMR, dev_priv->irq_mask);
- POSTING_READ(IMR);
- }
- spin_unlock_irqrestore(&dev_priv->irq_lock, flags);
- return true;
+ dev_priv->irq_mask &= ~engine->irq_enable_mask;
+ I915_WRITE(IMR, dev_priv->irq_mask);
+ POSTING_READ_FW(RING_IMR(engine->mmio_base));
}
static void
-i9xx_ring_put_irq(struct intel_engine_cs *engine)
+i9xx_irq_disable(struct intel_engine_cs *engine)
{
struct drm_i915_private *dev_priv = engine->i915;
- unsigned long flags;
- spin_lock_irqsave(&dev_priv->irq_lock, flags);
- if (--engine->irq_refcount == 0) {
- dev_priv->irq_mask |= engine->irq_enable_mask;
- I915_WRITE(IMR, dev_priv->irq_mask);
- POSTING_READ(IMR);
- }
- spin_unlock_irqrestore(&dev_priv->irq_lock, flags);
+ dev_priv->irq_mask |= engine->irq_enable_mask;
+ I915_WRITE(IMR, dev_priv->irq_mask);
}
-static bool
-i8xx_ring_get_irq(struct intel_engine_cs *engine)
+static void
+i8xx_irq_enable(struct intel_engine_cs *engine)
{
struct drm_i915_private *dev_priv = engine->i915;
- unsigned long flags;
-
- if (!intel_irqs_enabled(dev_priv))
- return false;
-
- spin_lock_irqsave(&dev_priv->irq_lock, flags);
- if (engine->irq_refcount++ == 0) {
- dev_priv->irq_mask &= ~engine->irq_enable_mask;
- I915_WRITE16(IMR, dev_priv->irq_mask);
- POSTING_READ16(IMR);
- }
- spin_unlock_irqrestore(&dev_priv->irq_lock, flags);
- return true;
+ dev_priv->irq_mask &= ~engine->irq_enable_mask;
+ I915_WRITE16(IMR, dev_priv->irq_mask);
+ POSTING_READ16(RING_IMR(engine->mmio_base));
}
static void
-i8xx_ring_put_irq(struct intel_engine_cs *engine)
+i8xx_irq_disable(struct intel_engine_cs *engine)
{
struct drm_i915_private *dev_priv = engine->i915;
- unsigned long flags;
- spin_lock_irqsave(&dev_priv->irq_lock, flags);
- if (--engine->irq_refcount == 0) {
- dev_priv->irq_mask |= engine->irq_enable_mask;
- I915_WRITE16(IMR, dev_priv->irq_mask);
- POSTING_READ16(IMR);
- }
- spin_unlock_irqrestore(&dev_priv->irq_lock, flags);
+ dev_priv->irq_mask |= engine->irq_enable_mask;
+ I915_WRITE16(IMR, dev_priv->irq_mask);
}
static int
intel_ring_emit(engine, MI_STORE_DWORD_INDEX);
intel_ring_emit(engine,
I915_GEM_HWS_INDEX << MI_STORE_DWORD_INDEX_SHIFT);
- intel_ring_emit(engine, i915_gem_request_get_seqno(req));
+ intel_ring_emit(engine, req->seqno);
intel_ring_emit(engine, MI_USER_INTERRUPT);
__intel_ring_advance(engine);
return 0;
}
-static bool
-gen6_ring_get_irq(struct intel_engine_cs *engine)
+static void
+gen6_irq_enable(struct intel_engine_cs *engine)
{
struct drm_i915_private *dev_priv = engine->i915;
- unsigned long flags;
- if (WARN_ON(!intel_irqs_enabled(dev_priv)))
- return false;
-
- spin_lock_irqsave(&dev_priv->irq_lock, flags);
- if (engine->irq_refcount++ == 0) {
- if (HAS_L3_DPF(dev_priv) && engine->id == RCS)
- I915_WRITE_IMR(engine,
- ~(engine->irq_enable_mask |
- GT_PARITY_ERROR(dev_priv)));
- else
- I915_WRITE_IMR(engine, ~engine->irq_enable_mask);
- gen5_enable_gt_irq(dev_priv, engine->irq_enable_mask);
- }
- spin_unlock_irqrestore(&dev_priv->irq_lock, flags);
-
- return true;
+ I915_WRITE_IMR(engine,
+ ~(engine->irq_enable_mask |
+ engine->irq_keep_mask));
+ gen5_enable_gt_irq(dev_priv, engine->irq_enable_mask);
}
static void
-gen6_ring_put_irq(struct intel_engine_cs *engine)
+gen6_irq_disable(struct intel_engine_cs *engine)
{
struct drm_i915_private *dev_priv = engine->i915;
- unsigned long flags;
- spin_lock_irqsave(&dev_priv->irq_lock, flags);
- if (--engine->irq_refcount == 0) {
- if (HAS_L3_DPF(dev_priv) && engine->id == RCS)
- I915_WRITE_IMR(engine, ~GT_PARITY_ERROR(dev_priv));
- else
- I915_WRITE_IMR(engine, ~0);
- gen5_disable_gt_irq(dev_priv, engine->irq_enable_mask);
- }
- spin_unlock_irqrestore(&dev_priv->irq_lock, flags);
+ I915_WRITE_IMR(engine, ~engine->irq_keep_mask);
+ gen5_disable_gt_irq(dev_priv, engine->irq_enable_mask);
}
-static bool
-hsw_vebox_get_irq(struct intel_engine_cs *engine)
+static void
+hsw_vebox_irq_enable(struct intel_engine_cs *engine)
{
struct drm_i915_private *dev_priv = engine->i915;
- unsigned long flags;
- if (WARN_ON(!intel_irqs_enabled(dev_priv)))
- return false;
-
- spin_lock_irqsave(&dev_priv->irq_lock, flags);
- if (engine->irq_refcount++ == 0) {
- I915_WRITE_IMR(engine, ~engine->irq_enable_mask);
- gen6_enable_pm_irq(dev_priv, engine->irq_enable_mask);
- }
- spin_unlock_irqrestore(&dev_priv->irq_lock, flags);
-
- return true;
+ I915_WRITE_IMR(engine, ~engine->irq_enable_mask);
+ gen6_enable_pm_irq(dev_priv, engine->irq_enable_mask);
}
static void
-hsw_vebox_put_irq(struct intel_engine_cs *engine)
+hsw_vebox_irq_disable(struct intel_engine_cs *engine)
{
struct drm_i915_private *dev_priv = engine->i915;
- unsigned long flags;
- spin_lock_irqsave(&dev_priv->irq_lock, flags);
- if (--engine->irq_refcount == 0) {
- I915_WRITE_IMR(engine, ~0);
- gen6_disable_pm_irq(dev_priv, engine->irq_enable_mask);
- }
- spin_unlock_irqrestore(&dev_priv->irq_lock, flags);
+ I915_WRITE_IMR(engine, ~0);
+ gen6_disable_pm_irq(dev_priv, engine->irq_enable_mask);
}
-static bool
-gen8_ring_get_irq(struct intel_engine_cs *engine)
+static void
+gen8_irq_enable(struct intel_engine_cs *engine)
{
struct drm_i915_private *dev_priv = engine->i915;
- unsigned long flags;
- if (WARN_ON(!intel_irqs_enabled(dev_priv)))
- return false;
-
- spin_lock_irqsave(&dev_priv->irq_lock, flags);
- if (engine->irq_refcount++ == 0) {
- if (HAS_L3_DPF(dev_priv) && engine->id == RCS) {
- I915_WRITE_IMR(engine,
- ~(engine->irq_enable_mask |
- GT_RENDER_L3_PARITY_ERROR_INTERRUPT));
- } else {
- I915_WRITE_IMR(engine, ~engine->irq_enable_mask);
- }
- POSTING_READ(RING_IMR(engine->mmio_base));
- }
- spin_unlock_irqrestore(&dev_priv->irq_lock, flags);
-
- return true;
+ I915_WRITE_IMR(engine,
+ ~(engine->irq_enable_mask |
+ engine->irq_keep_mask));
+ POSTING_READ_FW(RING_IMR(engine->mmio_base));
}
static void
-gen8_ring_put_irq(struct intel_engine_cs *engine)
+gen8_irq_disable(struct intel_engine_cs *engine)
{
struct drm_i915_private *dev_priv = engine->i915;
- unsigned long flags;
- spin_lock_irqsave(&dev_priv->irq_lock, flags);
- if (--engine->irq_refcount == 0) {
- if (HAS_L3_DPF(dev_priv) && engine->id == RCS) {
- I915_WRITE_IMR(engine,
- ~GT_RENDER_L3_PARITY_ERROR_INTERRUPT);
- } else {
- I915_WRITE_IMR(engine, ~0);
- }
- POSTING_READ(RING_IMR(engine->mmio_base));
- }
- spin_unlock_irqrestore(&dev_priv->irq_lock, flags);
+ I915_WRITE_IMR(engine, ~engine->irq_keep_mask);
}
static int
kfree(ring);
}
+static int intel_ring_context_pin(struct i915_gem_context *ctx,
+ struct intel_engine_cs *engine)
+{
+ struct intel_context *ce = &ctx->engine[engine->id];
+ int ret;
+
+ lockdep_assert_held(&ctx->i915->dev->struct_mutex);
+
+ if (ce->pin_count++)
+ return 0;
+
+ if (ce->state) {
+ ret = i915_gem_obj_ggtt_pin(ce->state, ctx->ggtt_alignment, 0);
+ if (ret)
+ goto error;
+ }
+
+ /* The kernel context is only used as a placeholder for flushing the
+ * active context. It is never used for submitting user rendering and
+ * as such never requires the golden render context, and so we can skip
+ * emitting it when we switch to the kernel context. This is required
+ * as during eviction we cannot allocate and pin the renderstate in
+ * order to initialise the context.
+ */
+ if (ctx == ctx->i915->kernel_context)
+ ce->initialised = true;
+
+ i915_gem_context_reference(ctx);
+ return 0;
+
+error:
+ ce->pin_count = 0;
+ return ret;
+}
+
+static void intel_ring_context_unpin(struct i915_gem_context *ctx,
+ struct intel_engine_cs *engine)
+{
+ struct intel_context *ce = &ctx->engine[engine->id];
+
+ lockdep_assert_held(&ctx->i915->dev->struct_mutex);
+
+ if (--ce->pin_count)
+ return;
+
+ if (ce->state)
+ i915_gem_object_ggtt_unpin(ce->state);
+
+ i915_gem_context_unreference(ctx);
+}
+
static int intel_init_ring_buffer(struct drm_device *dev,
struct intel_engine_cs *engine)
{
memset(engine->semaphore.sync_seqno, 0,
sizeof(engine->semaphore.sync_seqno));
- init_waitqueue_head(&engine->irq_queue);
+ ret = intel_engine_init_breadcrumbs(engine);
+ if (ret)
+ goto error;
+
+ /* We may need to do things with the shrinker which
+ * require us to immediately switch back to the default
+ * context. This can cause a problem as pinning the
+ * default context also requires GTT space which may not
+ * be available. To avoid this we always pin the default
+ * context.
+ */
+ ret = intel_ring_context_pin(dev_priv->kernel_context, engine);
+ if (ret)
+ goto error;
ringbuf = intel_engine_create_ringbuffer(engine, 32 * PAGE_SIZE);
if (IS_ERR(ringbuf)) {
i915_cmd_parser_fini_ring(engine);
i915_gem_batch_pool_fini(&engine->batch_pool);
+ intel_engine_fini_breadcrumbs(engine);
+
+ intel_ring_context_unpin(dev_priv->kernel_context, engine);
+
engine->i915 = NULL;
}
memset(engine->semaphore.sync_seqno, 0,
sizeof(engine->semaphore.sync_seqno));
- engine->set_seqno(engine, seqno);
+ intel_write_status_page(engine, I915_GEM_HWS_INDEX, seqno);
+ if (engine->irq_seqno_barrier)
+ engine->irq_seqno_barrier(engine);
engine->last_submitted_seqno = seqno;
engine->hangcheck.seqno = seqno;
+
+ /* After manually advancing the seqno, fake the interrupt in case
+ * there are any waiters for that seqno.
+ */
+ rcu_read_lock();
+ intel_engine_wakeup(engine);
+ rcu_read_unlock();
}
static void gen6_bsd_ring_write_tail(struct intel_engine_cs *engine,
{
struct drm_i915_private *dev_priv = engine->i915;
+ intel_uncore_forcewake_get(dev_priv, FORCEWAKE_ALL);
+
/* Every tail move must follow the sequence below */
/* Disable notification that the ring is IDLE. The GT
* will then assume that it is busy and bring it out of rc6.
*/
- I915_WRITE(GEN6_BSD_SLEEP_PSMI_CONTROL,
- _MASKED_BIT_ENABLE(GEN6_BSD_SLEEP_MSG_DISABLE));
+ I915_WRITE_FW(GEN6_BSD_SLEEP_PSMI_CONTROL,
+ _MASKED_BIT_ENABLE(GEN6_BSD_SLEEP_MSG_DISABLE));
/* Clear the context id. Here be magic! */
- I915_WRITE64(GEN6_BSD_RNCID, 0x0);
+ I915_WRITE64_FW(GEN6_BSD_RNCID, 0x0);
/* Wait for the ring not to be idle, i.e. for it to wake up. */
- if (wait_for((I915_READ(GEN6_BSD_SLEEP_PSMI_CONTROL) &
- GEN6_BSD_SLEEP_INDICATOR) == 0,
- 50))
+ if (intel_wait_for_register_fw(dev_priv,
+ GEN6_BSD_SLEEP_PSMI_CONTROL,
+ GEN6_BSD_SLEEP_INDICATOR,
+ 0,
+ 50))
DRM_ERROR("timed out waiting for the BSD ring to wake up\n");
/* Now that the ring is fully powered up, update the tail */
- I915_WRITE_TAIL(engine, value);
- POSTING_READ(RING_TAIL(engine->mmio_base));
+ I915_WRITE_FW(RING_TAIL(engine->mmio_base), value);
+ POSTING_READ_FW(RING_TAIL(engine->mmio_base));
/* Let the ring send IDLE messages to the GT again,
* and so let it sleep to conserve power when idle.
*/
- I915_WRITE(GEN6_BSD_SLEEP_PSMI_CONTROL,
- _MASKED_BIT_DISABLE(GEN6_BSD_SLEEP_MSG_DISABLE));
+ I915_WRITE_FW(GEN6_BSD_SLEEP_PSMI_CONTROL,
+ _MASKED_BIT_DISABLE(GEN6_BSD_SLEEP_MSG_DISABLE));
+
+ intel_uncore_forcewake_put(dev_priv, FORCEWAKE_ALL);
}
static int gen6_bsd_ring_flush(struct drm_i915_gem_request *req,
return 0;
}
+static void intel_ring_init_semaphores(struct drm_i915_private *dev_priv,
+ struct intel_engine_cs *engine)
+{
+ struct drm_i915_gem_object *obj;
+ int ret, i;
+
+ if (!i915_semaphore_is_enabled(dev_priv))
+ return;
+
+ if (INTEL_GEN(dev_priv) >= 8 && !dev_priv->semaphore_obj) {
+ obj = i915_gem_object_create(dev_priv->dev, 4096);
+ if (IS_ERR(obj)) {
+ DRM_ERROR("Failed to allocate semaphore bo. Disabling semaphores\n");
+ i915.semaphores = 0;
+ } else {
+ i915_gem_object_set_cache_level(obj, I915_CACHE_LLC);
+ ret = i915_gem_obj_ggtt_pin(obj, 0, PIN_NONBLOCK);
+ if (ret != 0) {
+ drm_gem_object_unreference(&obj->base);
+ DRM_ERROR("Failed to pin semaphore bo. Disabling semaphores\n");
+ i915.semaphores = 0;
+ } else {
+ dev_priv->semaphore_obj = obj;
+ }
+ }
+ }
+
+ if (!i915_semaphore_is_enabled(dev_priv))
+ return;
+
+ if (INTEL_GEN(dev_priv) >= 8) {
+ u64 offset = i915_gem_obj_ggtt_offset(dev_priv->semaphore_obj);
+
+ engine->semaphore.sync_to = gen8_ring_sync;
+ engine->semaphore.signal = gen8_xcs_signal;
+
+ for (i = 0; i < I915_NUM_ENGINES; i++) {
+ u64 ring_offset;
+
+ if (i != engine->id)
+ ring_offset = offset + GEN8_SEMAPHORE_OFFSET(engine->id, i);
+ else
+ ring_offset = MI_SEMAPHORE_SYNC_INVALID;
+
+ engine->semaphore.signal_ggtt[i] = ring_offset;
+ }
+ } else if (INTEL_GEN(dev_priv) >= 6) {
+ engine->semaphore.sync_to = gen6_ring_sync;
+ engine->semaphore.signal = gen6_signal;
+
+ /*
+ * The current semaphore is only applied on pre-gen8
+ * platform. And there is no VCS2 ring on the pre-gen8
+ * platform. So the semaphore between RCS and VCS2 is
+ * initialized as INVALID. Gen8 will initialize the
+ * sema between VCS2 and RCS later.
+ */
+ for (i = 0; i < I915_NUM_ENGINES; i++) {
+ static const struct {
+ u32 wait_mbox;
+ i915_reg_t mbox_reg;
+ } sem_data[I915_NUM_ENGINES][I915_NUM_ENGINES] = {
+ [RCS] = {
+ [VCS] = { .wait_mbox = MI_SEMAPHORE_SYNC_RV, .mbox_reg = GEN6_VRSYNC },
+ [BCS] = { .wait_mbox = MI_SEMAPHORE_SYNC_RB, .mbox_reg = GEN6_BRSYNC },
+ [VECS] = { .wait_mbox = MI_SEMAPHORE_SYNC_RVE, .mbox_reg = GEN6_VERSYNC },
+ },
+ [VCS] = {
+ [RCS] = { .wait_mbox = MI_SEMAPHORE_SYNC_VR, .mbox_reg = GEN6_RVSYNC },
+ [BCS] = { .wait_mbox = MI_SEMAPHORE_SYNC_VB, .mbox_reg = GEN6_BVSYNC },
+ [VECS] = { .wait_mbox = MI_SEMAPHORE_SYNC_VVE, .mbox_reg = GEN6_VEVSYNC },
+ },
+ [BCS] = {
+ [RCS] = { .wait_mbox = MI_SEMAPHORE_SYNC_BR, .mbox_reg = GEN6_RBSYNC },
+ [VCS] = { .wait_mbox = MI_SEMAPHORE_SYNC_BV, .mbox_reg = GEN6_VBSYNC },
+ [VECS] = { .wait_mbox = MI_SEMAPHORE_SYNC_BVE, .mbox_reg = GEN6_VEBSYNC },
+ },
+ [VECS] = {
+ [RCS] = { .wait_mbox = MI_SEMAPHORE_SYNC_VER, .mbox_reg = GEN6_RVESYNC },
+ [VCS] = { .wait_mbox = MI_SEMAPHORE_SYNC_VEV, .mbox_reg = GEN6_VVESYNC },
+ [BCS] = { .wait_mbox = MI_SEMAPHORE_SYNC_VEB, .mbox_reg = GEN6_BVESYNC },
+ },
+ };
+ u32 wait_mbox;
+ i915_reg_t mbox_reg;
+
+ if (i == engine->id || i == VCS2) {
+ wait_mbox = MI_SEMAPHORE_SYNC_INVALID;
+ mbox_reg = GEN6_NOSYNC;
+ } else {
+ wait_mbox = sem_data[engine->id][i].wait_mbox;
+ mbox_reg = sem_data[engine->id][i].mbox_reg;
+ }
+
+ engine->semaphore.mbox.wait[i] = wait_mbox;
+ engine->semaphore.mbox.signal[i] = mbox_reg;
+ }
+ }
+}
+
+static void intel_ring_init_irq(struct drm_i915_private *dev_priv,
+ struct intel_engine_cs *engine)
+{
+ if (INTEL_GEN(dev_priv) >= 8) {
+ engine->irq_enable = gen8_irq_enable;
+ engine->irq_disable = gen8_irq_disable;
+ engine->irq_seqno_barrier = gen6_seqno_barrier;
+ } else if (INTEL_GEN(dev_priv) >= 6) {
+ engine->irq_enable = gen6_irq_enable;
+ engine->irq_disable = gen6_irq_disable;
+ engine->irq_seqno_barrier = gen6_seqno_barrier;
+ } else if (INTEL_GEN(dev_priv) >= 5) {
+ engine->irq_enable = gen5_irq_enable;
+ engine->irq_disable = gen5_irq_disable;
+ engine->irq_seqno_barrier = gen5_seqno_barrier;
+ } else if (INTEL_GEN(dev_priv) >= 3) {
+ engine->irq_enable = i9xx_irq_enable;
+ engine->irq_disable = i9xx_irq_disable;
+ } else {
+ engine->irq_enable = i8xx_irq_enable;
+ engine->irq_disable = i8xx_irq_disable;
+ }
+}
+
+static void intel_ring_default_vfuncs(struct drm_i915_private *dev_priv,
+ struct intel_engine_cs *engine)
+{
+ engine->init_hw = init_ring_common;
+ engine->write_tail = ring_write_tail;
+
+ engine->add_request = i9xx_add_request;
+ if (INTEL_GEN(dev_priv) >= 6)
+ engine->add_request = gen6_add_request;
+
+ if (INTEL_GEN(dev_priv) >= 8)
+ engine->dispatch_execbuffer = gen8_ring_dispatch_execbuffer;
+ else if (INTEL_GEN(dev_priv) >= 6)
+ engine->dispatch_execbuffer = gen6_ring_dispatch_execbuffer;
+ else if (INTEL_GEN(dev_priv) >= 4)
+ engine->dispatch_execbuffer = i965_dispatch_execbuffer;
+ else if (IS_I830(dev_priv) || IS_845G(dev_priv))
+ engine->dispatch_execbuffer = i830_dispatch_execbuffer;
+ else
+ engine->dispatch_execbuffer = i915_dispatch_execbuffer;
+
+ intel_ring_init_irq(dev_priv, engine);
+ intel_ring_init_semaphores(dev_priv, engine);
+}
+
int intel_init_render_ring_buffer(struct drm_device *dev)
{
struct drm_i915_private *dev_priv = dev->dev_private;
struct intel_engine_cs *engine = &dev_priv->engine[RCS];
- struct drm_i915_gem_object *obj;
int ret;
engine->name = "render ring";
engine->hw_id = 0;
engine->mmio_base = RENDER_RING_BASE;
- if (INTEL_GEN(dev_priv) >= 8) {
- if (i915_semaphore_is_enabled(dev_priv)) {
- obj = i915_gem_object_create(dev, 4096);
- if (IS_ERR(obj)) {
- DRM_ERROR("Failed to allocate semaphore bo. Disabling semaphores\n");
- i915.semaphores = 0;
- } else {
- i915_gem_object_set_cache_level(obj, I915_CACHE_LLC);
- ret = i915_gem_obj_ggtt_pin(obj, 0, PIN_NONBLOCK);
- if (ret != 0) {
- drm_gem_object_unreference(&obj->base);
- DRM_ERROR("Failed to pin semaphore bo. Disabling semaphores\n");
- i915.semaphores = 0;
- } else
- dev_priv->semaphore_obj = obj;
- }
- }
+ intel_ring_default_vfuncs(dev_priv, engine);
+ engine->irq_enable_mask = GT_RENDER_USER_INTERRUPT;
+ if (HAS_L3_DPF(dev_priv))
+ engine->irq_keep_mask = GT_RENDER_L3_PARITY_ERROR_INTERRUPT;
+
+ if (INTEL_GEN(dev_priv) >= 8) {
engine->init_context = intel_rcs_ctx_init;
engine->add_request = gen8_render_add_request;
engine->flush = gen8_render_ring_flush;
- engine->irq_get = gen8_ring_get_irq;
- engine->irq_put = gen8_ring_put_irq;
- engine->irq_enable_mask = GT_RENDER_USER_INTERRUPT;
- engine->get_seqno = ring_get_seqno;
- engine->set_seqno = ring_set_seqno;
- if (i915_semaphore_is_enabled(dev_priv)) {
- WARN_ON(!dev_priv->semaphore_obj);
- engine->semaphore.sync_to = gen8_ring_sync;
+ if (i915_semaphore_is_enabled(dev_priv))
engine->semaphore.signal = gen8_rcs_signal;
- GEN8_RING_SEMAPHORE_INIT(engine);
- }
} else if (INTEL_GEN(dev_priv) >= 6) {
engine->init_context = intel_rcs_ctx_init;
- engine->add_request = gen6_add_request;
engine->flush = gen7_render_ring_flush;
if (IS_GEN6(dev_priv))
engine->flush = gen6_render_ring_flush;
- engine->irq_get = gen6_ring_get_irq;
- engine->irq_put = gen6_ring_put_irq;
- engine->irq_enable_mask = GT_RENDER_USER_INTERRUPT;
- engine->irq_seqno_barrier = gen6_seqno_barrier;
- engine->get_seqno = ring_get_seqno;
- engine->set_seqno = ring_set_seqno;
- if (i915_semaphore_is_enabled(dev_priv)) {
- engine->semaphore.sync_to = gen6_ring_sync;
- engine->semaphore.signal = gen6_signal;
- /*
- * The current semaphore is only applied on pre-gen8
- * platform. And there is no VCS2 ring on the pre-gen8
- * platform. So the semaphore between RCS and VCS2 is
- * initialized as INVALID. Gen8 will initialize the
- * sema between VCS2 and RCS later.
- */
- engine->semaphore.mbox.wait[RCS] = MI_SEMAPHORE_SYNC_INVALID;
- engine->semaphore.mbox.wait[VCS] = MI_SEMAPHORE_SYNC_RV;
- engine->semaphore.mbox.wait[BCS] = MI_SEMAPHORE_SYNC_RB;
- engine->semaphore.mbox.wait[VECS] = MI_SEMAPHORE_SYNC_RVE;
- engine->semaphore.mbox.wait[VCS2] = MI_SEMAPHORE_SYNC_INVALID;
- engine->semaphore.mbox.signal[RCS] = GEN6_NOSYNC;
- engine->semaphore.mbox.signal[VCS] = GEN6_VRSYNC;
- engine->semaphore.mbox.signal[BCS] = GEN6_BRSYNC;
- engine->semaphore.mbox.signal[VECS] = GEN6_VERSYNC;
- engine->semaphore.mbox.signal[VCS2] = GEN6_NOSYNC;
- }
} else if (IS_GEN5(dev_priv)) {
- engine->add_request = pc_render_add_request;
engine->flush = gen4_render_ring_flush;
- engine->get_seqno = pc_render_get_seqno;
- engine->set_seqno = pc_render_set_seqno;
- engine->irq_get = gen5_ring_get_irq;
- engine->irq_put = gen5_ring_put_irq;
- engine->irq_enable_mask = GT_RENDER_USER_INTERRUPT |
- GT_RENDER_PIPECTL_NOTIFY_INTERRUPT;
} else {
- engine->add_request = i9xx_add_request;
if (INTEL_GEN(dev_priv) < 4)
engine->flush = gen2_render_ring_flush;
else
engine->flush = gen4_render_ring_flush;
- engine->get_seqno = ring_get_seqno;
- engine->set_seqno = ring_set_seqno;
- if (IS_GEN2(dev_priv)) {
- engine->irq_get = i8xx_ring_get_irq;
- engine->irq_put = i8xx_ring_put_irq;
- } else {
- engine->irq_get = i9xx_ring_get_irq;
- engine->irq_put = i9xx_ring_put_irq;
- }
engine->irq_enable_mask = I915_USER_INTERRUPT;
}
- engine->write_tail = ring_write_tail;
if (IS_HASWELL(dev_priv))
engine->dispatch_execbuffer = hsw_ring_dispatch_execbuffer;
- else if (IS_GEN8(dev_priv))
- engine->dispatch_execbuffer = gen8_ring_dispatch_execbuffer;
- else if (INTEL_GEN(dev_priv) >= 6)
- engine->dispatch_execbuffer = gen6_ring_dispatch_execbuffer;
- else if (INTEL_GEN(dev_priv) >= 4)
- engine->dispatch_execbuffer = i965_dispatch_execbuffer;
- else if (IS_I830(dev_priv) || IS_845G(dev_priv))
- engine->dispatch_execbuffer = i830_dispatch_execbuffer;
- else
- engine->dispatch_execbuffer = i915_dispatch_execbuffer;
+
engine->init_hw = init_render_ring;
engine->cleanup = render_ring_cleanup;
- /* Workaround batchbuffer to combat CS tlb bug. */
- if (HAS_BROKEN_CS_TLB(dev_priv)) {
- obj = i915_gem_object_create(dev, I830_WA_SIZE);
- if (IS_ERR(obj)) {
- DRM_ERROR("Failed to allocate batch bo\n");
- return PTR_ERR(obj);
- }
-
- ret = i915_gem_obj_ggtt_pin(obj, 0, 0);
- if (ret != 0) {
- drm_gem_object_unreference(&obj->base);
- DRM_ERROR("Failed to ping batch bo\n");
- return ret;
- }
-
- engine->scratch.obj = obj;
- engine->scratch.gtt_offset = i915_gem_obj_ggtt_offset(obj);
- }
-
ret = intel_init_ring_buffer(dev, engine);
if (ret)
return ret;
- if (INTEL_GEN(dev_priv) >= 5) {
- ret = intel_init_pipe_control(engine);
+ if (INTEL_GEN(dev_priv) >= 6) {
+ ret = intel_init_pipe_control(engine, 4096);
+ if (ret)
+ return ret;
+ } else if (HAS_BROKEN_CS_TLB(dev_priv)) {
+ ret = intel_init_pipe_control(engine, I830_WA_SIZE);
if (ret)
return ret;
}
engine->exec_id = I915_EXEC_BSD;
engine->hw_id = 1;
- engine->write_tail = ring_write_tail;
+ intel_ring_default_vfuncs(dev_priv, engine);
+
if (INTEL_GEN(dev_priv) >= 6) {
engine->mmio_base = GEN6_BSD_RING_BASE;
/* gen6 bsd needs a special wa for tail updates */
if (IS_GEN6(dev_priv))
engine->write_tail = gen6_bsd_ring_write_tail;
engine->flush = gen6_bsd_ring_flush;
- engine->add_request = gen6_add_request;
- engine->irq_seqno_barrier = gen6_seqno_barrier;
- engine->get_seqno = ring_get_seqno;
- engine->set_seqno = ring_set_seqno;
- if (INTEL_GEN(dev_priv) >= 8) {
+ if (INTEL_GEN(dev_priv) >= 8)
engine->irq_enable_mask =
GT_RENDER_USER_INTERRUPT << GEN8_VCS1_IRQ_SHIFT;
- engine->irq_get = gen8_ring_get_irq;
- engine->irq_put = gen8_ring_put_irq;
- engine->dispatch_execbuffer =
- gen8_ring_dispatch_execbuffer;
- if (i915_semaphore_is_enabled(dev_priv)) {
- engine->semaphore.sync_to = gen8_ring_sync;
- engine->semaphore.signal = gen8_xcs_signal;
- GEN8_RING_SEMAPHORE_INIT(engine);
- }
- } else {
+ else
engine->irq_enable_mask = GT_BSD_USER_INTERRUPT;
- engine->irq_get = gen6_ring_get_irq;
- engine->irq_put = gen6_ring_put_irq;
- engine->dispatch_execbuffer =
- gen6_ring_dispatch_execbuffer;
- if (i915_semaphore_is_enabled(dev_priv)) {
- engine->semaphore.sync_to = gen6_ring_sync;
- engine->semaphore.signal = gen6_signal;
- engine->semaphore.mbox.wait[RCS] = MI_SEMAPHORE_SYNC_VR;
- engine->semaphore.mbox.wait[VCS] = MI_SEMAPHORE_SYNC_INVALID;
- engine->semaphore.mbox.wait[BCS] = MI_SEMAPHORE_SYNC_VB;
- engine->semaphore.mbox.wait[VECS] = MI_SEMAPHORE_SYNC_VVE;
- engine->semaphore.mbox.wait[VCS2] = MI_SEMAPHORE_SYNC_INVALID;
- engine->semaphore.mbox.signal[RCS] = GEN6_RVSYNC;
- engine->semaphore.mbox.signal[VCS] = GEN6_NOSYNC;
- engine->semaphore.mbox.signal[BCS] = GEN6_BVSYNC;
- engine->semaphore.mbox.signal[VECS] = GEN6_VEVSYNC;
- engine->semaphore.mbox.signal[VCS2] = GEN6_NOSYNC;
- }
- }
} else {
engine->mmio_base = BSD_RING_BASE;
engine->flush = bsd_ring_flush;
- engine->add_request = i9xx_add_request;
- engine->get_seqno = ring_get_seqno;
- engine->set_seqno = ring_set_seqno;
- if (IS_GEN5(dev_priv)) {
+ if (IS_GEN5(dev_priv))
engine->irq_enable_mask = ILK_BSD_USER_INTERRUPT;
- engine->irq_get = gen5_ring_get_irq;
- engine->irq_put = gen5_ring_put_irq;
- } else {
+ else
engine->irq_enable_mask = I915_BSD_USER_INTERRUPT;
- engine->irq_get = i9xx_ring_get_irq;
- engine->irq_put = i9xx_ring_put_irq;
- }
- engine->dispatch_execbuffer = i965_dispatch_execbuffer;
}
- engine->init_hw = init_ring_common;
return intel_init_ring_buffer(dev, engine);
}
engine->id = VCS2;
engine->exec_id = I915_EXEC_BSD;
engine->hw_id = 4;
-
- engine->write_tail = ring_write_tail;
engine->mmio_base = GEN8_BSD2_RING_BASE;
+
+ intel_ring_default_vfuncs(dev_priv, engine);
+
engine->flush = gen6_bsd_ring_flush;
- engine->add_request = gen6_add_request;
- engine->irq_seqno_barrier = gen6_seqno_barrier;
- engine->get_seqno = ring_get_seqno;
- engine->set_seqno = ring_set_seqno;
engine->irq_enable_mask =
GT_RENDER_USER_INTERRUPT << GEN8_VCS2_IRQ_SHIFT;
- engine->irq_get = gen8_ring_get_irq;
- engine->irq_put = gen8_ring_put_irq;
- engine->dispatch_execbuffer =
- gen8_ring_dispatch_execbuffer;
- if (i915_semaphore_is_enabled(dev_priv)) {
- engine->semaphore.sync_to = gen8_ring_sync;
- engine->semaphore.signal = gen8_xcs_signal;
- GEN8_RING_SEMAPHORE_INIT(engine);
- }
- engine->init_hw = init_ring_common;
return intel_init_ring_buffer(dev, engine);
}
engine->id = BCS;
engine->exec_id = I915_EXEC_BLT;
engine->hw_id = 2;
-
engine->mmio_base = BLT_RING_BASE;
- engine->write_tail = ring_write_tail;
+
+ intel_ring_default_vfuncs(dev_priv, engine);
+
engine->flush = gen6_ring_flush;
- engine->add_request = gen6_add_request;
- engine->irq_seqno_barrier = gen6_seqno_barrier;
- engine->get_seqno = ring_get_seqno;
- engine->set_seqno = ring_set_seqno;
- if (INTEL_GEN(dev_priv) >= 8) {
+ if (INTEL_GEN(dev_priv) >= 8)
engine->irq_enable_mask =
GT_RENDER_USER_INTERRUPT << GEN8_BCS_IRQ_SHIFT;
- engine->irq_get = gen8_ring_get_irq;
- engine->irq_put = gen8_ring_put_irq;
- engine->dispatch_execbuffer = gen8_ring_dispatch_execbuffer;
- if (i915_semaphore_is_enabled(dev_priv)) {
- engine->semaphore.sync_to = gen8_ring_sync;
- engine->semaphore.signal = gen8_xcs_signal;
- GEN8_RING_SEMAPHORE_INIT(engine);
- }
- } else {
+ else
engine->irq_enable_mask = GT_BLT_USER_INTERRUPT;
- engine->irq_get = gen6_ring_get_irq;
- engine->irq_put = gen6_ring_put_irq;
- engine->dispatch_execbuffer = gen6_ring_dispatch_execbuffer;
- if (i915_semaphore_is_enabled(dev_priv)) {
- engine->semaphore.signal = gen6_signal;
- engine->semaphore.sync_to = gen6_ring_sync;
- /*
- * The current semaphore is only applied on pre-gen8
- * platform. And there is no VCS2 ring on the pre-gen8
- * platform. So the semaphore between BCS and VCS2 is
- * initialized as INVALID. Gen8 will initialize the
- * sema between BCS and VCS2 later.
- */
- engine->semaphore.mbox.wait[RCS] = MI_SEMAPHORE_SYNC_BR;
- engine->semaphore.mbox.wait[VCS] = MI_SEMAPHORE_SYNC_BV;
- engine->semaphore.mbox.wait[BCS] = MI_SEMAPHORE_SYNC_INVALID;
- engine->semaphore.mbox.wait[VECS] = MI_SEMAPHORE_SYNC_BVE;
- engine->semaphore.mbox.wait[VCS2] = MI_SEMAPHORE_SYNC_INVALID;
- engine->semaphore.mbox.signal[RCS] = GEN6_RBSYNC;
- engine->semaphore.mbox.signal[VCS] = GEN6_VBSYNC;
- engine->semaphore.mbox.signal[BCS] = GEN6_NOSYNC;
- engine->semaphore.mbox.signal[VECS] = GEN6_VEBSYNC;
- engine->semaphore.mbox.signal[VCS2] = GEN6_NOSYNC;
- }
- }
- engine->init_hw = init_ring_common;
return intel_init_ring_buffer(dev, engine);
}
engine->id = VECS;
engine->exec_id = I915_EXEC_VEBOX;
engine->hw_id = 3;
-
engine->mmio_base = VEBOX_RING_BASE;
- engine->write_tail = ring_write_tail;
+
+ intel_ring_default_vfuncs(dev_priv, engine);
+
engine->flush = gen6_ring_flush;
- engine->add_request = gen6_add_request;
- engine->irq_seqno_barrier = gen6_seqno_barrier;
- engine->get_seqno = ring_get_seqno;
- engine->set_seqno = ring_set_seqno;
if (INTEL_GEN(dev_priv) >= 8) {
engine->irq_enable_mask =
GT_RENDER_USER_INTERRUPT << GEN8_VECS_IRQ_SHIFT;
- engine->irq_get = gen8_ring_get_irq;
- engine->irq_put = gen8_ring_put_irq;
- engine->dispatch_execbuffer = gen8_ring_dispatch_execbuffer;
- if (i915_semaphore_is_enabled(dev_priv)) {
- engine->semaphore.sync_to = gen8_ring_sync;
- engine->semaphore.signal = gen8_xcs_signal;
- GEN8_RING_SEMAPHORE_INIT(engine);
- }
} else {
engine->irq_enable_mask = PM_VEBOX_USER_INTERRUPT;
- engine->irq_get = hsw_vebox_get_irq;
- engine->irq_put = hsw_vebox_put_irq;
- engine->dispatch_execbuffer = gen6_ring_dispatch_execbuffer;
- if (i915_semaphore_is_enabled(dev_priv)) {
- engine->semaphore.sync_to = gen6_ring_sync;
- engine->semaphore.signal = gen6_signal;
- engine->semaphore.mbox.wait[RCS] = MI_SEMAPHORE_SYNC_VER;
- engine->semaphore.mbox.wait[VCS] = MI_SEMAPHORE_SYNC_VEV;
- engine->semaphore.mbox.wait[BCS] = MI_SEMAPHORE_SYNC_VEB;
- engine->semaphore.mbox.wait[VECS] = MI_SEMAPHORE_SYNC_INVALID;
- engine->semaphore.mbox.wait[VCS2] = MI_SEMAPHORE_SYNC_INVALID;
- engine->semaphore.mbox.signal[RCS] = GEN6_RVESYNC;
- engine->semaphore.mbox.signal[VCS] = GEN6_VVESYNC;
- engine->semaphore.mbox.signal[BCS] = GEN6_BVESYNC;
- engine->semaphore.mbox.signal[VECS] = GEN6_NOSYNC;
- engine->semaphore.mbox.signal[VCS2] = GEN6_NOSYNC;
- }
+ engine->irq_enable = hsw_vebox_irq_enable;
+ engine->irq_disable = hsw_vebox_irq_disable;
}
- engine->init_hw = init_ring_common;
return intel_init_ring_buffer(dev, engine);
}
projects / cascardo / linux.git / blobdiff