gallium/radeon: make r600_gfx_write_fence more generic

Reviewed-by: Nicolai Hähnle <[email protected]>

4 files changed, 34 insertions, 14 deletions

diff --git a/src/gallium/drivers/radeon/r600_pipe_common.c b/src/gallium/drivers/radeon/r600_pipe_common.c
index c4b70dc6089..835008360a6 100644
--- a/src/gallium/drivers/radeon/r600_pipe_common.c
+++ b/src/gallium/drivers/radeon/r600_pipe_common.c
@@ -80,10 +80,27 @@ void radeon_shader_binary_clean(struct radeon_shader_binary *b)
  * pipe_context
  */
 
-void r600_gfx_write_fence(struct r600_common_context *ctx, struct r600_resource *buf,
-			  uint64_t va, uint32_t old_value, uint32_t new_value)
+/**
+ * Write an EOP event.
+ *
+ * \param event		EVENT_TYPE_*
+ * \param event_flags	Optional cache flush flags (TC)
+ * \param data_sel	1 = fence, 3 = timestamp
+ * \param buf		Buffer
+ * \param va		GPU address
+ * \param old_value	Previous fence value (for a bug workaround)
+ * \param new_value	Fence value to write for this event.
+ */
+void r600_gfx_write_event_eop(struct r600_common_context *ctx,
+			      unsigned event, unsigned event_flags,
+			      unsigned data_sel,
+			      struct r600_resource *buf, uint64_t va,
+			      uint32_t old_fence, uint32_t new_fence)
 {
 	struct radeon_winsys_cs *cs = ctx->gfx.cs;
+	unsigned op = EVENT_TYPE(event) |
+		      EVENT_INDEX(5) |
+		      event_flags;
 
 	if (ctx->chip_class == CIK) {
 		/* Two EOP events are required to make all engines go idle
@@ -91,20 +108,18 @@ void r600_gfx_write_fence(struct r600_common_context *ctx, struct r600_resource
 		 * is written.
 		 */
 		radeon_emit(cs, PKT3(PKT3_EVENT_WRITE_EOP, 4, 0));
-		radeon_emit(cs, EVENT_TYPE(EVENT_TYPE_BOTTOM_OF_PIPE_TS) |
-				EVENT_INDEX(5));
+		radeon_emit(cs, op);
 		radeon_emit(cs, va);
-		radeon_emit(cs, ((va >> 32) & 0xffff) | EOP_DATA_SEL(1));
-		radeon_emit(cs, old_value); /* immediate data */
+		radeon_emit(cs, ((va >> 32) & 0xffff) | EOP_DATA_SEL(data_sel));
+		radeon_emit(cs, old_fence); /* immediate data */
 		radeon_emit(cs, 0); /* unused */
 	}
 
 	radeon_emit(cs, PKT3(PKT3_EVENT_WRITE_EOP, 4, 0));
-	radeon_emit(cs, EVENT_TYPE(EVENT_TYPE_BOTTOM_OF_PIPE_TS) |
-			EVENT_INDEX(5));
+	radeon_emit(cs, op);
 	radeon_emit(cs, va);
-	radeon_emit(cs, ((va >> 32) & 0xffff) | EOP_DATA_SEL(1));
-	radeon_emit(cs, new_value); /* immediate data */
+	radeon_emit(cs, ((va >> 32) & 0xffff) | EOP_DATA_SEL(data_sel));
+	radeon_emit(cs, new_fence); /* immediate data */
 	radeon_emit(cs, 0); /* unused */
 
 	r600_emit_reloc(ctx, &ctx->gfx, buf, RADEON_USAGE_WRITE, RADEON_PRIO_QUERY);
diff --git a/src/gallium/drivers/radeon/r600_pipe_common.h b/src/gallium/drivers/radeon/r600_pipe_common.h
index 5cfcad688c4..170037187b5 100644
--- a/src/gallium/drivers/radeon/r600_pipe_common.h
+++ b/src/gallium/drivers/radeon/r600_pipe_common.h
@@ -705,8 +705,11 @@ r600_invalidate_resource(struct pipe_context *ctx,
 			 struct pipe_resource *resource);
 
 /* r600_common_pipe.c */
-void r600_gfx_write_fence(struct r600_common_context *ctx, struct r600_resource *buf,
-			  uint64_t va, uint32_t old_value, uint32_t new_value);
+void r600_gfx_write_event_eop(struct r600_common_context *ctx,
+			      unsigned event, unsigned event_flags,
+			      unsigned data_sel,
+			      struct r600_resource *buf, uint64_t va,
+			      uint32_t old_fence, uint32_t new_fence);
 unsigned r600_gfx_write_fence_dwords(struct r600_common_screen *screen);
 void r600_gfx_wait_fence(struct r600_common_context *ctx,
 			 uint64_t va, uint32_t ref, uint32_t mask);
diff --git a/src/gallium/drivers/radeon/r600_query.c b/src/gallium/drivers/radeon/r600_query.c
index 91385ae9820..ac71a4358e0 100644
--- a/src/gallium/drivers/radeon/r600_query.c
+++ b/src/gallium/drivers/radeon/r600_query.c
@@ -671,7 +671,8 @@ static void r600_query_hw_do_emit_stop(struct r600_common_context *ctx,
 			RADEON_PRIO_QUERY);
 
 	if (fence_va)
-		r600_gfx_write_fence(ctx, query->buffer.buf, fence_va, 0, 0x80000000);
+		r600_gfx_write_event_eop(ctx, EVENT_TYPE_BOTTOM_OF_PIPE_TS, 0, 1,
+					 query->buffer.buf, fence_va, 0, 0x80000000);
 }
 
 static void r600_query_hw_emit_stop(struct r600_common_context *ctx,
diff --git a/src/gallium/drivers/radeonsi/si_perfcounter.c b/src/gallium/drivers/radeonsi/si_perfcounter.c
index 5e0bf3f9e1b..00db2c45bad 100644
--- a/src/gallium/drivers/radeonsi/si_perfcounter.c
+++ b/src/gallium/drivers/radeonsi/si_perfcounter.c
@@ -590,7 +590,8 @@ static void si_pc_emit_stop(struct r600_common_context *ctx,
 {
 	struct radeon_winsys_cs *cs = ctx->gfx.cs;
 
-	r600_gfx_write_fence(ctx, buffer, va, 1, 0);
+	r600_gfx_write_event_eop(ctx, EVENT_TYPE_BOTTOM_OF_PIPE_TS, 0, 1,
+				 buffer, va, 1, 0);
 	r600_gfx_wait_fence(ctx, va, 0, 0xffffffff);
 
 	radeon_emit(cs, PKT3(PKT3_EVENT_WRITE, 0, 0));