import Mesa 11.0.6

1 files changed, 147 insertions, 0 deletions

diff --git a/lib/mesa/src/gallium/drivers/freedreno/freedreno_draw.h b/lib/mesa/src/gallium/drivers/freedreno/freedreno_draw.h
new file mode 100644
index 000000000..3224fb146
--- /dev/null
+++ b/lib/mesa/src/gallium/drivers/freedreno/freedreno_draw.h
@@ -0,0 +1,147 @@
+/* -*- mode: C; c-file-style: "k&r"; tab-width 4; indent-tabs-mode: t; -*- */
+
+/*
+ * Copyright (C) 2012 Rob Clark <robclark@freedesktop.org>
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ *
+ * Authors:
+ *    Rob Clark <robclark@freedesktop.org>
+ */
+
+#ifndef FREEDRENO_DRAW_H_
+#define FREEDRENO_DRAW_H_
+
+#include "pipe/p_state.h"
+#include "pipe/p_context.h"
+
+#include "freedreno_context.h"
+#include "freedreno_resource.h"
+#include "freedreno_screen.h"
+#include "freedreno_util.h"
+
+struct fd_ringbuffer;
+
+void fd_draw_init(struct pipe_context *pctx);
+
+static inline void
+fd_draw(struct fd_context *ctx, struct fd_ringbuffer *ring,
+		enum pc_di_primtype primtype,
+		enum pc_di_vis_cull_mode vismode,
+		enum pc_di_src_sel src_sel, uint32_t count,
+		uint8_t instances,
+		enum pc_di_index_size idx_type,
+		uint32_t idx_size, uint32_t idx_offset,
+		struct fd_bo *idx_bo)
+{
+	/* for debug after a lock up, write a unique counter value
+	 * to scratch7 for each draw, to make it easier to match up
+	 * register dumps to cmdstream.  The combination of IB
+	 * (scratch6) and DRAW is enough to "triangulate" the
+	 * particular draw that caused lockup.
+	 */
+	emit_marker(ring, 7);
+
+	if (is_a3xx_p0(ctx->screen)) {
+		/* dummy-draw workaround: */
+		OUT_PKT3(ring, CP_DRAW_INDX, 3);
+		OUT_RING(ring, 0x00000000);
+		OUT_RING(ring, DRAW(1, DI_SRC_SEL_AUTO_INDEX,
+							INDEX_SIZE_IGN, USE_VISIBILITY, 0));
+		OUT_RING(ring, 0);             /* NumIndices */
+
+		/* ugg, hard-code register offset to avoid pulling in the
+		 * a3xx register headers into something #included from a2xx
+		 */
+		OUT_PKT0(ring, 0x2206, 1);     /* A3XX_HLSQ_CONST_VSPRESV_RANGE_REG */
+		OUT_RING(ring, 0);
+	}
+
+	OUT_PKT3(ring, CP_DRAW_INDX, idx_bo ? 5 : 3);
+	OUT_RING(ring, 0x00000000);        /* viz query info. */
+	if (vismode == USE_VISIBILITY) {
+		/* leave vis mode blank for now, it will be patched up when
+		 * we know if we are binning or not
+		 */
+		OUT_RINGP(ring, DRAW(primtype, src_sel, idx_type, 0, instances),
+				&ctx->draw_patches);
+	} else {
+		OUT_RING(ring, DRAW(primtype, src_sel, idx_type, vismode, instances));
+	}
+	OUT_RING(ring, count);             /* NumIndices */
+	if (idx_bo) {
+		OUT_RELOC(ring, idx_bo, idx_offset, 0, 0);
+		OUT_RING (ring, idx_size);
+	}
+
+	emit_marker(ring, 7);
+
+	fd_reset_wfi(ctx);
+}
+
+
+static inline enum pc_di_index_size
+size2indextype(unsigned index_size)
+{
+	switch (index_size) {
+	case 1: return INDEX_SIZE_8_BIT;
+	case 2: return INDEX_SIZE_16_BIT;
+	case 4: return INDEX_SIZE_32_BIT;
+	}
+	DBG("unsupported index size: %d", index_size);
+	assert(0);
+	return INDEX_SIZE_IGN;
+}
+
+/* this is same for a2xx/a3xx, so split into helper: */
+static inline void
+fd_draw_emit(struct fd_context *ctx, struct fd_ringbuffer *ring,
+		enum pc_di_primtype primtype,
+		enum pc_di_vis_cull_mode vismode,
+		const struct pipe_draw_info *info)
+{
+	struct pipe_index_buffer *idx = &ctx->indexbuf;
+	struct fd_bo *idx_bo = NULL;
+	enum pc_di_index_size idx_type = INDEX_SIZE_IGN;
+	enum pc_di_src_sel src_sel;
+	uint32_t idx_size, idx_offset;
+
+	if (info->indexed) {
+		assert(!idx->user_buffer);
+
+		idx_bo = fd_resource(idx->buffer)->bo;
+		idx_type = size2indextype(idx->index_size);
+		idx_size = idx->index_size * info->count;
+		idx_offset = idx->offset + (info->start * idx->index_size);
+		src_sel = DI_SRC_SEL_DMA;
+	} else {
+		idx_bo = NULL;
+		idx_type = INDEX_SIZE_IGN;
+		idx_size = 0;
+		idx_offset = 0;
+		src_sel = DI_SRC_SEL_AUTO_INDEX;
+	}
+
+	fd_draw(ctx, ring, primtype, vismode, src_sel,
+			info->count, info->instance_count - 1,
+			idx_type, idx_size, idx_offset, idx_bo);
+}
+
+#endif /* FREEDRENO_DRAW_H_ */