On 05/04/2017 10:30, Oscar Mateo wrote:
From: Daniele Ceraolo Spurio <[email protected]>
In such a way that vcs and vcs2 are just two different instances (0 and 1)
of the same engine class (VIDEO_DECODE_CLASS).
Cc: Tvrtko Ursulin <[email protected]>
Cc: Paulo Zanoni <[email protected]>
Cc: Rodrigo Vivi <[email protected]>
Cc: Chris Wilson <[email protected]>
Signed-off-by: Daniele Ceraolo Spurio <[email protected]>
Signed-off-by: Oscar Mateo <[email protected]>
---
drivers/gpu/drm/i915/intel_engine_cs.c | 14 ++++++++++++++
drivers/gpu/drm/i915/intel_ringbuffer.h | 10 ++++++++++
2 files changed, 24 insertions(+)
diff --git a/drivers/gpu/drm/i915/intel_engine_cs.c
b/drivers/gpu/drm/i915/intel_engine_cs.c
index 854e8e0..b3d575a 100644
--- a/drivers/gpu/drm/i915/intel_engine_cs.c
+++ b/drivers/gpu/drm/i915/intel_engine_cs.c
@@ -30,6 +30,8 @@
const char *name;
unsigned int exec_id;
unsigned int hw_id;
+ enum intel_engine_class class;
+ u32 instance;
Normal type I think, it's not anything hardware related to need explicit
width. Or maybe make it u8 if it saves any space?
u32 mmio_base;
unsigned irq_shift;
int (*init_legacy)(struct intel_engine_cs *engine);
@@ -39,6 +41,8 @@
.name = "rcs",
.hw_id = RCS_HW,
.exec_id = I915_EXEC_RENDER,
+ .class = RENDER_CLASS,
+ .instance = 0,
.mmio_base = RENDER_RING_BASE,
.irq_shift = GEN8_RCS_IRQ_SHIFT,
.init_execlists = logical_render_ring_init,
@@ -48,6 +52,8 @@
.name = "bcs",
.hw_id = BCS_HW,
.exec_id = I915_EXEC_BLT,
+ .class = COPY_ENGINE_CLASS,
+ .instance = 0,
.mmio_base = BLT_RING_BASE,
.irq_shift = GEN8_BCS_IRQ_SHIFT,
.init_execlists = logical_xcs_ring_init,
@@ -57,6 +63,8 @@
.name = "vcs",
.hw_id = VCS_HW,
.exec_id = I915_EXEC_BSD,
+ .class = VIDEO_DECODE_CLASS,
+ .instance = 0,
.mmio_base = GEN6_BSD_RING_BASE,
.irq_shift = GEN8_VCS1_IRQ_SHIFT,
.init_execlists = logical_xcs_ring_init,
@@ -66,6 +74,8 @@
.name = "vcs2",
.hw_id = VCS2_HW,
.exec_id = I915_EXEC_BSD,
+ .class = VIDEO_DECODE_CLASS,
+ .instance = 1,
.mmio_base = GEN8_BSD2_RING_BASE,
.irq_shift = GEN8_VCS2_IRQ_SHIFT,
.init_execlists = logical_xcs_ring_init,
@@ -75,6 +85,8 @@
.name = "vecs",
.hw_id = VECS_HW,
.exec_id = I915_EXEC_VEBOX,
+ .class = VIDEO_ENHANCEMENT_CLASS,
+ .instance = 0,
.mmio_base = VEBOX_RING_BASE,
.irq_shift = GEN8_VECS_IRQ_SHIFT,
.init_execlists = logical_xcs_ring_init,
@@ -101,6 +113,8 @@
engine->hw_id = engine->guc_id = info->hw_id;
engine->mmio_base = info->mmio_base;
engine->irq_shift = info->irq_shift;
+ engine->class = info->class;
+ engine->instance = info->instance;
/* Nothing to do here, execute in order of dependencies */
engine->schedule = NULL;
diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.h
b/drivers/gpu/drm/i915/intel_ringbuffer.h
index cbe61d3..4ab590b 100644
--- a/drivers/gpu/drm/i915/intel_ringbuffer.h
+++ b/drivers/gpu/drm/i915/intel_ringbuffer.h
@@ -193,6 +193,16 @@ struct intel_engine_cs {
enum intel_engine_id id;
unsigned int exec_id;
unsigned int hw_id;
+
+ enum intel_engine_class {
+ RENDER_CLASS = 0,
+ VIDEO_DECODE_CLASS = 1,
+ VIDEO_ENHANCEMENT_CLASS = 2,
+ COPY_ENGINE_CLASS = 3,
+ OTHER_CLASS = 4
+ } class;
+ u8 instance;
Oh it is already u8 here! :)
+
unsigned int guc_id;
u32 mmio_base;
unsigned int irq_shift;
Looks OK to me. With the types aligned:
Reviewed-by: Tvrtko Ursulin <[email protected]>
Regards,
Tvrtko
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