HDC pipeline flush is bit on the first dword of
the PIPE_CONTROL, not the second. Make it so.
v2: function naming (Chris)
Signed-off-by: Mika Kuoppala <mika.kuoppala@xxxxxxxxxxxxxxx>
Reviewed-by: Chris Wilson <chris@xxxxxxxxxxxxxxxxxx>
---
drivers/gpu/drm/i915/gt/intel_engine.h | 34 ++++++++++++++++----
drivers/gpu/drm/i915/gt/intel_gpu_commands.h | 2 +-
drivers/gpu/drm/i915/gt/intel_lrc.c | 29 +++++++++--------
3 files changed, 44 insertions(+), 21 deletions(-)
diff --git a/drivers/gpu/drm/i915/gt/intel_engine.h b/drivers/gpu/drm/i915/gt/intel_engine.h
index 19d0b8830905..cb789c8bf06b 100644
--- a/drivers/gpu/drm/i915/gt/intel_engine.h
+++ b/drivers/gpu/drm/i915/gt/intel_engine.h
@@ -241,19 +241,29 @@ void intel_engine_fini_breadcrumbs(struct intel_engine_cs *engine);
void intel_engine_print_breadcrumbs(struct intel_engine_cs *engine,
struct drm_printer *p);
-static inline u32 *gen8_emit_pipe_control(u32 *batch, u32 flags, u32 offset)
+static inline u32 *__gen8_emit_pipe_control(u32 *batch, u32 flags0, u32 flags1, u32 offset)
{
memset(batch, 0, 6 * sizeof(u32));
- batch[0] = GFX_OP_PIPE_CONTROL(6);
- batch[1] = flags;
+ batch[0] = GFX_OP_PIPE_CONTROL(6) | flags0;
+ batch[1] = flags1;
batch[2] = offset;
return batch + 6;
}
+static inline u32 *gen8_emit_pipe_control(u32 *batch, u32 flags, u32 offset)
+{
+ return __gen8_emit_pipe_control(batch, 0, flags, offset);
+}
+
+static inline u32 *gen12_emit_pipe_control(u32 *batch, u32 flags0, u32 flags1, u32 offset)
+{
+ return __gen8_emit_pipe_control(batch, flags0, flags1, offset);
+}
+
static inline u32 *
-gen8_emit_ggtt_write_rcs(u32 *cs, u32 value, u32 gtt_offset, u32 flags)
+__gen8_emit_ggtt_write_rcs(u32 *cs, u32 value, u32 gtt_offset, u32 flags0, u32 flags1)
{
/* We're using qword write, offset should be aligned to 8 bytes. */
GEM_BUG_ON(!IS_ALIGNED(gtt_offset, 8));
@@ -262,8 +272,8 @@ gen8_emit_ggtt_write_rcs(u32 *cs, u32 value, u32 gtt_offset, u32 flags)
* need a prior CS_STALL, which is emitted by the flush
* following the batch.
*/
- *cs++ = GFX_OP_PIPE_CONTROL(6);
- *cs++ = flags | PIPE_CONTROL_QW_WRITE | PIPE_CONTROL_GLOBAL_GTT_IVB;
+ *cs++ = GFX_OP_PIPE_CONTROL(6) | flags0;
+ *cs++ = flags1 | PIPE_CONTROL_QW_WRITE | PIPE_CONTROL_GLOBAL_GTT_IVB;
*cs++ = gtt_offset;
*cs++ = 0;
*cs++ = value;
@@ -273,6 +283,18 @@ gen8_emit_ggtt_write_rcs(u32 *cs, u32 value, u32 gtt_offset, u32 flags)
return cs;
}
+static inline u32*
+gen8_emit_ggtt_write_rcs(u32 *cs, u32 value, u32 gtt_offset, u32 flags)
+{
+ return __gen8_emit_ggtt_write_rcs(cs, value, gtt_offset, 0, flags);
+}
+
+static inline u32*
+gen12_emit_ggtt_write_rcs(u32 *cs, u32 value, u32 gtt_offset, u32 flags0, u32 flags1)
+{
+ return __gen8_emit_ggtt_write_rcs(cs, value, gtt_offset, flags0, flags1);
+}
+
static inline u32 *
gen8_emit_ggtt_write(u32 *cs, u32 value, u32 gtt_offset, u32 flags)
{
diff --git a/drivers/gpu/drm/i915/gt/intel_gpu_commands.h b/drivers/gpu/drm/i915/gt/intel_gpu_commands.h
index b3cf09657fb2..534e435f20bc 100644
--- a/drivers/gpu/drm/i915/gt/intel_gpu_commands.h
+++ b/drivers/gpu/drm/i915/gt/intel_gpu_commands.h
@@ -237,7 +237,7 @@
#define PIPE_CONTROL_INSTRUCTION_CACHE_INVALIDATE (1<<11) /* MBZ on ILK */
#define PIPE_CONTROL_TEXTURE_CACHE_INVALIDATE (1<<10) /* GM45+ only */
#define PIPE_CONTROL_INDIRECT_STATE_DISABLE (1<<9)
-#define PIPE_CONTROL_HDC_PIPELINE_FLUSH REG_BIT(9) /* gen12 */
+#define PIPE_CONTROL0_HDC_PIPELINE_FLUSH REG_BIT(9) /* gen12 */
#define PIPE_CONTROL_NOTIFY (1<<8)
#define PIPE_CONTROL_FLUSH_ENABLE (1<<7) /* gen7+ */
#define PIPE_CONTROL_DC_FLUSH_ENABLE (1<<5)
diff --git a/drivers/gpu/drm/i915/gt/intel_lrc.c b/drivers/gpu/drm/i915/gt/intel_lrc.c
index feba021ca572..78f879ed4aa7 100644
--- a/drivers/gpu/drm/i915/gt/intel_lrc.c
+++ b/drivers/gpu/drm/i915/gt/intel_lrc.c
@@ -4553,7 +4553,6 @@ static int gen12_emit_flush_render(struct i915_request *request,
flags |= PIPE_CONTROL_DEPTH_STALL;
flags |= PIPE_CONTROL_DC_FLUSH_ENABLE;
flags |= PIPE_CONTROL_FLUSH_ENABLE;
- flags |= PIPE_CONTROL_HDC_PIPELINE_FLUSH;
flags |= PIPE_CONTROL_STORE_DATA_INDEX;
flags |= PIPE_CONTROL_QW_WRITE;
@@ -4564,7 +4563,9 @@ static int gen12_emit_flush_render(struct i915_request *request,
if (IS_ERR(cs))
return PTR_ERR(cs);
- cs = gen8_emit_pipe_control(cs, flags, LRC_PPHWSP_SCRATCH_ADDR);
+ cs = gen12_emit_pipe_control(cs,
+ PIPE_CONTROL0_HDC_PIPELINE_FLUSH,
+ flags, LRC_PPHWSP_SCRATCH_ADDR);
intel_ring_advance(request, cs);
}
@@ -4751,18 +4752,18 @@ static u32 *gen12_emit_fini_breadcrumb(struct i915_request *rq, u32 *cs)
static u32 *
gen12_emit_fini_breadcrumb_rcs(struct i915_request *request, u32 *cs)
{
- cs = gen8_emit_ggtt_write_rcs(cs,
- request->fence.seqno,
- i915_request_active_timeline(request)->hwsp_offset,
- PIPE_CONTROL_CS_STALL |
- PIPE_CONTROL_TILE_CACHE_FLUSH |
- PIPE_CONTROL_RENDER_TARGET_CACHE_FLUSH |
- PIPE_CONTROL_DEPTH_CACHE_FLUSH |
- /* Wa_1409600907:tgl */
- PIPE_CONTROL_DEPTH_STALL |
- PIPE_CONTROL_DC_FLUSH_ENABLE |
- PIPE_CONTROL_FLUSH_ENABLE |
- PIPE_CONTROL_HDC_PIPELINE_FLUSH);
+ cs = gen12_emit_ggtt_write_rcs(cs,
+ request->fence.seqno,
+ i915_request_active_timeline(request)->hwsp_offset,
+ PIPE_CONTROL0_HDC_PIPELINE_FLUSH,
+ PIPE_CONTROL_CS_STALL |
+ PIPE_CONTROL_TILE_CACHE_FLUSH |
+ PIPE_CONTROL_RENDER_TARGET_CACHE_FLUSH |
+ PIPE_CONTROL_DEPTH_CACHE_FLUSH |
+ /* Wa_1409600907:tgl */
+ PIPE_CONTROL_DEPTH_STALL |
+ PIPE_CONTROL_DC_FLUSH_ENABLE |
+ PIPE_CONTROL_FLUSH_ENABLE);
return gen12_emit_fini_breadcrumb_tail(request, cs);
}
--
2.17.1
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