Now that the emission of the request tail and its submission to hardware
are two separate steps, engine->emit_request() is confusing.
engine->emit_request() is called to emit the breadcrumb commands for the
request into the ring, name it such (engine->emit_breadcrumb).
Signed-off-by: Chris Wilson <chris@xxxxxxxxxxxxxxxxxx>
Reviewed-by: Joonas Lahtinen <joonas.lahtinen@xxxxxxxxxxxxxxx>
---
drivers/gpu/drm/i915/i915_gem_request.c | 4 ++--
drivers/gpu/drm/i915/intel_lrc.c | 10 +++++-----
drivers/gpu/drm/i915/intel_ringbuffer.c | 16 ++++++++--------
drivers/gpu/drm/i915/intel_ringbuffer.h | 2 +-
4 files changed, 16 insertions(+), 16 deletions(-)
diff --git a/drivers/gpu/drm/i915/i915_gem_request.c b/drivers/gpu/drm/i915/i915_gem_request.c
index 5c01b9548e72..5f643e082f2d 100644
--- a/drivers/gpu/drm/i915/i915_gem_request.c
+++ b/drivers/gpu/drm/i915/i915_gem_request.c
@@ -685,8 +685,8 @@ void __i915_add_request(struct drm_i915_gem_request *request, bool flush_caches)
request->postfix = ring->tail;
/* Not allowed to fail! */
- ret = engine->emit_request(request);
- WARN(ret, "(%s)->emit_request failed: %d!\n", engine->name, ret);
+ ret = engine->emit_breadcrumb(request);
+ WARN(ret, "(%s)->emit_breadcrumb failed: %d!\n", engine->name, ret);
/* Sanity check that the reserved size was large enough. */
ret = ring->tail - request_start;
diff --git a/drivers/gpu/drm/i915/intel_lrc.c b/drivers/gpu/drm/i915/intel_lrc.c
index e0a9bf81774b..57dba458f185 100644
--- a/drivers/gpu/drm/i915/intel_lrc.c
+++ b/drivers/gpu/drm/i915/intel_lrc.c
@@ -440,7 +440,7 @@ static void execlists_dequeue(struct intel_engine_cs *engine)
if (last)
/* WaIdleLiteRestore:bdw,skl
* Apply the wa NOOPs to prevent ring:HEAD == req:TAIL
- * as we resubmit the request. See gen8_emit_request()
+ * as we resubmit the request. See gen8_emit_breadcrumb()
* for where we prepare the padding after the end of the
* request.
*/
@@ -1567,7 +1567,7 @@ static void bxt_a_seqno_barrier(struct intel_engine_cs *engine)
* restore with HEAD==TAIL (WaIdleLiteRestore).
*/
-static int gen8_emit_request(struct drm_i915_gem_request *request)
+static int gen8_emit_breadcrumb(struct drm_i915_gem_request *request)
{
struct intel_ring *ring = request->ring;
int ret;
@@ -1590,7 +1590,7 @@ static int gen8_emit_request(struct drm_i915_gem_request *request)
return intel_logical_ring_advance(request);
}
-static int gen8_emit_request_render(struct drm_i915_gem_request *request)
+static int gen8_emit_breadcrumb_render(struct drm_i915_gem_request *request)
{
struct intel_ring *ring = request->ring;
int ret;
@@ -1694,7 +1694,7 @@ logical_ring_default_vfuncs(struct intel_engine_cs *engine)
engine->init_hw = gen8_init_common_ring;
engine->reset_hw = reset_common_ring;
engine->emit_flush = gen8_emit_flush;
- engine->emit_request = gen8_emit_request;
+ engine->emit_breadcrumb = gen8_emit_breadcrumb;
engine->submit_request = execlists_submit_request;
engine->irq_enable = gen8_logical_ring_enable_irq;
@@ -1816,7 +1816,7 @@ int logical_render_ring_init(struct intel_engine_cs *engine)
engine->init_hw = gen8_init_render_ring;
engine->init_context = gen8_init_rcs_context;
engine->emit_flush = gen8_emit_flush_render;
- engine->emit_request = gen8_emit_request_render;
+ engine->emit_breadcrumb = gen8_emit_breadcrumb_render;
ret = intel_engine_create_scratch(engine, 4096);
if (ret)
diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.c b/drivers/gpu/drm/i915/intel_ringbuffer.c
index 65ffb1ceab3b..6a0c75c5833b 100644
--- a/drivers/gpu/drm/i915/intel_ringbuffer.c
+++ b/drivers/gpu/drm/i915/intel_ringbuffer.c
@@ -1330,7 +1330,7 @@ static void i9xx_submit_request(struct drm_i915_gem_request *request)
intel_ring_offset(request->ring, request->tail));
}
-static int i9xx_emit_request(struct drm_i915_gem_request *req)
+static int i9xx_emit_breadcrumb(struct drm_i915_gem_request *req)
{
struct intel_ring *ring = req->ring;
int ret;
@@ -1351,14 +1351,14 @@ static int i9xx_emit_request(struct drm_i915_gem_request *req)
}
/**
- * gen6_sema_emit_request - Update the semaphore mailbox registers
+ * gen6_sema_emit_breadcrumb - Update the semaphore mailbox registers
*
* @request - request to write to the ring
*
* Update the mailbox registers in the *other* rings with the current seqno.
* This acts like a signal in the canonical semaphore.
*/
-static int gen6_sema_emit_request(struct drm_i915_gem_request *req)
+static int gen6_sema_emit_breadcrumb(struct drm_i915_gem_request *req)
{
int ret;
@@ -1366,10 +1366,10 @@ static int gen6_sema_emit_request(struct drm_i915_gem_request *req)
if (ret)
return ret;
- return i9xx_emit_request(req);
+ return i9xx_emit_breadcrumb(req);
}
-static int gen8_render_emit_request(struct drm_i915_gem_request *req)
+static int gen8_render_emit_breadcrumb(struct drm_i915_gem_request *req)
{
struct intel_engine_cs *engine = req->engine;
struct intel_ring *ring = req->ring;
@@ -2639,9 +2639,9 @@ static void intel_ring_default_vfuncs(struct drm_i915_private *dev_priv,
engine->init_hw = init_ring_common;
engine->reset_hw = reset_ring_common;
- engine->emit_request = i9xx_emit_request;
+ engine->emit_breadcrumb = i9xx_emit_breadcrumb;
if (i915.semaphores)
- engine->emit_request = gen6_sema_emit_request;
+ engine->emit_breadcrumb = gen6_sema_emit_breadcrumb;
engine->submit_request = i9xx_submit_request;
if (INTEL_GEN(dev_priv) >= 8)
@@ -2668,7 +2668,7 @@ int intel_init_render_ring_buffer(struct intel_engine_cs *engine)
if (INTEL_GEN(dev_priv) >= 8) {
engine->init_context = intel_rcs_ctx_init;
- engine->emit_request = gen8_render_emit_request;
+ engine->emit_breadcrumb = gen8_render_emit_breadcrumb;
engine->emit_flush = gen8_render_ring_flush;
if (i915.semaphores)
engine->semaphore.signal = gen8_rcs_signal;
diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.h b/drivers/gpu/drm/i915/intel_ringbuffer.h
index a62e396c8863..a5ced1649ecd 100644
--- a/drivers/gpu/drm/i915/intel_ringbuffer.h
+++ b/drivers/gpu/drm/i915/intel_ringbuffer.h
@@ -255,7 +255,7 @@ struct intel_engine_cs {
#define I915_DISPATCH_SECURE BIT(0)
#define I915_DISPATCH_PINNED BIT(1)
#define I915_DISPATCH_RS BIT(2)
- int (*emit_request)(struct drm_i915_gem_request *req);
+ int (*emit_breadcrumb)(struct drm_i915_gem_request *req);
/* Pass the request to the hardware queue (e.g. directly into
* the legacy ringbuffer or to the end of an execlist).
--
2.9.3
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