[Intel-gfx] [PATCH 3/5] drm/i915: Generate the engine name based on the instance number
Oscar Mateo
oscar.mateo at intel.com
Wed Apr 5 09:30:35 UTC 2017
Not really needed, but makes the next change a little bit more compact.
Cc: Tvrtko Ursulin <tvrtko.ursulin at intel.com>
Cc: Paulo Zanoni <paulo.r.zanoni at intel.com>
Cc: Rodrigo Vivi <rodrigo.vivi at intel.com>
Cc: Chris Wilson <chris at chris-wilson.co.uk>
Cc: Daniele Ceraolo Spurio <daniele.ceraolospurio at intel.com>
Signed-off-by: Oscar Mateo <oscar.mateo at intel.com>
---
drivers/gpu/drm/i915/intel_engine_cs.c | 8 ++++++--
drivers/gpu/drm/i915/intel_ringbuffer.h | 4 +++-
drivers/gpu/drm/i915/selftests/mock_engine.c | 2 +-
3 files changed, 10 insertions(+), 4 deletions(-)
diff --git a/drivers/gpu/drm/i915/intel_engine_cs.c b/drivers/gpu/drm/i915/intel_engine_cs.c
index abc0a9c..530f822 100644
--- a/drivers/gpu/drm/i915/intel_engine_cs.c
+++ b/drivers/gpu/drm/i915/intel_engine_cs.c
@@ -71,7 +71,7 @@
.init_legacy = intel_init_bsd_ring_buffer,
},
[VCS2] = {
- .name = "vcs2",
+ .name = "vcs",
.hw_id = VCS2_HW,
.exec_id = I915_EXEC_BSD,
.class = VIDEO_DECODE_CLASS,
@@ -100,6 +100,7 @@
{
const struct engine_info *info = &intel_engines[id];
struct intel_engine_cs *engine;
+ char instance[3] = "";
GEM_BUG_ON(dev_priv->engine[id]);
engine = kzalloc(sizeof(*engine), GFP_KERNEL);
@@ -108,7 +109,10 @@
engine->id = id;
engine->i915 = dev_priv;
- engine->name = info->name;
+ /* For historical reasons the engines are called: name, name2... */
+ if (info->instance)
+ snprintf(instance, sizeof(instance), "%u", info->instance + 1);
+ snprintf(engine->name, sizeof(engine->name), "%s%s", info->name, instance);
engine->exec_id = info->exec_id;
engine->hw_id = engine->guc_id = info->hw_id;
engine->mmio_base = info->mmio_base;
diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.h b/drivers/gpu/drm/i915/intel_ringbuffer.h
index 5c1a27f..d617049 100644
--- a/drivers/gpu/drm/i915/intel_ringbuffer.h
+++ b/drivers/gpu/drm/i915/intel_ringbuffer.h
@@ -187,9 +187,11 @@ enum intel_engine_id {
VECS
};
+#define INTEL_ENGINE_CS_MAX_NAME 8
+
struct intel_engine_cs {
struct drm_i915_private *i915;
- const char *name;
+ char name[INTEL_ENGINE_CS_MAX_NAME];
enum intel_engine_id id;
unsigned int exec_id;
unsigned int hw_id;
diff --git a/drivers/gpu/drm/i915/selftests/mock_engine.c b/drivers/gpu/drm/i915/selftests/mock_engine.c
index b89050e..4a1ffca 100644
--- a/drivers/gpu/drm/i915/selftests/mock_engine.c
+++ b/drivers/gpu/drm/i915/selftests/mock_engine.c
@@ -140,7 +140,7 @@ struct intel_engine_cs *mock_engine(struct drm_i915_private *i915,
/* minimal engine setup for requests */
engine->base.i915 = i915;
- engine->base.name = name;
+ strncpy(engine->base.name, name, sizeof(engine->base.name) - 1);
engine->base.id = id++;
engine->base.status_page.page_addr = (void *)(engine + 1);
--
1.9.1
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