1 files changed, 254 insertions, 0 deletions
diff --git a/src/gallium/drivers/radeonsi/si_pm4.c b/src/gallium/drivers/radeonsi/si_pm4.c
new file mode 100644
index 00000000000..511c32d8866
--- /dev/null
+++ b/src/gallium/drivers/radeonsi/si_pm4.c
@@ -0,0 +1,254 @@
+/*
+ * Copyright 2012 Advanced Micro Devices, Inc.
+ *
+ * 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
+ * on the rights to use, copy, modify, merge, publish, distribute, sub
+ * license, 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 NON-INFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHOR(S) AND/OR THEIR SUPPLIERS 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:
+ *      Christian König <[email protected]>
+ */
+
+#include "../radeon/r600_cs.h"
+#include "util/u_memory.h"
+#include "si_pipe.h"
+#include "si_pm4.h"
+#include "sid.h"
+
+#define NUMBER_OF_STATES (sizeof(union si_state) / sizeof(struct si_pm4_state *))
+
+void si_pm4_cmd_begin(struct si_pm4_state *state, unsigned opcode)
+{
+	state->last_opcode = opcode;
+	state->last_pm4 = state->ndw++;
+}
+
+void si_pm4_cmd_add(struct si_pm4_state *state, uint32_t dw)
+{
+	state->pm4[state->ndw++] = dw;
+}
+
+void si_pm4_cmd_end(struct si_pm4_state *state, bool predicate)
+{
+	unsigned count;
+	count = state->ndw - state->last_pm4 - 2;
+	state->pm4[state->last_pm4] =
+		PKT3(state->last_opcode, count, predicate)
+		   | PKT3_SHADER_TYPE_S(state->compute_pkt);
+
+	assert(state->ndw <= SI_PM4_MAX_DW);
+}
+
+void si_pm4_set_reg(struct si_pm4_state *state, unsigned reg, uint32_t val)
+{
+	unsigned opcode;
+
+	if (reg >= SI_CONFIG_REG_OFFSET && reg < SI_CONFIG_REG_END) {
+		opcode = PKT3_SET_CONFIG_REG;
+		reg -= SI_CONFIG_REG_OFFSET;
+
+	} else if (reg >= SI_SH_REG_OFFSET && reg < SI_SH_REG_END) {
+		opcode = PKT3_SET_SH_REG;
+		reg -= SI_SH_REG_OFFSET;
+
+	} else if (reg >= SI_CONTEXT_REG_OFFSET && reg < SI_CONTEXT_REG_END) {
+		opcode = PKT3_SET_CONTEXT_REG;
+		reg -= SI_CONTEXT_REG_OFFSET;
+
+	} else if (reg >= CIK_UCONFIG_REG_OFFSET && reg < CIK_UCONFIG_REG_END) {
+		opcode = PKT3_SET_UCONFIG_REG;
+		reg -= CIK_UCONFIG_REG_OFFSET;
+
+	} else {
+		R600_ERR("Invalid register offset %08x!\n", reg);
+		return;
+	}
+
+	reg >>= 2;
+
+	if (opcode != state->last_opcode || reg != (state->last_reg + 1)) {
+		si_pm4_cmd_begin(state, opcode);
+		si_pm4_cmd_add(state, reg);
+	}
+
+	state->last_reg = reg;
+	si_pm4_cmd_add(state, val);
+	si_pm4_cmd_end(state, false);
+}
+
+void si_pm4_add_bo(struct si_pm4_state *state,
+                   struct r600_resource *bo,
+                   enum radeon_bo_usage usage)
+{
+	unsigned idx = state->nbo++;
+	assert(idx < SI_PM4_MAX_BO);
+
+	r600_resource_reference(&state->bo[idx], bo);
+	state->bo_usage[idx] = usage;
+}
+
+void si_pm4_sh_data_begin(struct si_pm4_state *state)
+{
+	si_pm4_cmd_begin(state, PKT3_NOP);
+}
+
+void si_pm4_sh_data_add(struct si_pm4_state *state, uint32_t dw)
+{
+	si_pm4_cmd_add(state, dw);
+}
+
+void si_pm4_sh_data_end(struct si_pm4_state *state, unsigned base, unsigned idx)
+{
+	unsigned offs = state->last_pm4 + 1;
+	unsigned reg = base + idx * 4;
+
+	/* Bail if no data was added */
+	if (state->ndw == offs) {
+		state->ndw--;
+		return;
+	}
+
+	si_pm4_cmd_end(state, false);
+
+	si_pm4_cmd_begin(state, PKT3_SET_SH_REG_OFFSET);
+	si_pm4_cmd_add(state, (reg - SI_SH_REG_OFFSET) >> 2);
+	state->relocs[state->nrelocs++] = state->ndw;
+	si_pm4_cmd_add(state, offs << 2);
+	si_pm4_cmd_add(state, 0);
+	si_pm4_cmd_end(state, false);
+}
+
+void si_pm4_inval_shader_cache(struct si_pm4_state *state)
+{
+	state->cp_coher_cntl |= S_0085F0_SH_ICACHE_ACTION_ENA(1);
+	state->cp_coher_cntl |= S_0085F0_SH_KCACHE_ACTION_ENA(1);
+}
+
+void si_pm4_inval_texture_cache(struct si_pm4_state *state)
+{
+	state->cp_coher_cntl |= S_0085F0_TC_ACTION_ENA(1);
+	state->cp_coher_cntl |= S_0085F0_TCL1_ACTION_ENA(1);
+}
+
+void si_pm4_free_state(struct r600_context *rctx,
+		       struct si_pm4_state *state,
+		       unsigned idx)
+{
+	if (state == NULL)
+		return;
+
+	if (idx != ~0 && rctx->emitted.array[idx] == state) {
+		rctx->emitted.array[idx] = NULL;
+	}
+
+	for (int i = 0; i < state->nbo; ++i) {
+		r600_resource_reference(&state->bo[i], NULL);
+	}
+	FREE(state);
+}
+
+struct si_pm4_state * si_pm4_alloc_state(struct r600_context *rctx)
+{
+	struct si_pm4_state *pm4 = CALLOC_STRUCT(si_pm4_state);
+
+        if (pm4 == NULL)
+                return NULL;
+
+	pm4->chip_class = rctx->b.chip_class;
+
+	return pm4;
+}
+
+uint32_t si_pm4_sync_flags(struct r600_context *rctx)
+{
+	uint32_t cp_coher_cntl = 0;
+
+	for (int i = 0; i < NUMBER_OF_STATES; ++i) {
+		struct si_pm4_state *state = rctx->queued.array[i];
+
+		if (!state || rctx->emitted.array[i] == state)
+			continue;
+
+		cp_coher_cntl |= state->cp_coher_cntl;
+	}
+	return cp_coher_cntl;
+}
+
+unsigned si_pm4_dirty_dw(struct r600_context *rctx)
+{
+	unsigned count = 0;
+
+	for (int i = 0; i < NUMBER_OF_STATES; ++i) {
+		struct si_pm4_state *state = rctx->queued.array[i];
+
+		if (!state || rctx->emitted.array[i] == state)
+			continue;
+
+		count += state->ndw;
+#if R600_TRACE_CS
+		/* for tracing each states */
+		if (rctx->screen->trace_bo) {
+			count += R600_TRACE_CS_DWORDS;
+		}
+#endif
+	}
+
+	return count;
+}
+
+void si_pm4_emit(struct r600_context *rctx, struct si_pm4_state *state)
+{
+	struct radeon_winsys_cs *cs = rctx->b.rings.gfx.cs;
+	for (int i = 0; i < state->nbo; ++i) {
+		r600_context_bo_reloc(&rctx->b, &rctx->b.rings.gfx, state->bo[i],
+				      state->bo_usage[i]);
+	}
+
+	memcpy(&cs->buf[cs->cdw], state->pm4, state->ndw * 4);
+
+	for (int i = 0; i < state->nrelocs; ++i) {
+		cs->buf[cs->cdw + state->relocs[i]] += cs->cdw << 2;
+	}
+
+	cs->cdw += state->ndw;
+
+#if R600_TRACE_CS
+	if (rctx->screen->trace_bo) {
+		r600_trace_emit(rctx);
+	}
+#endif
+}
+
+void si_pm4_emit_dirty(struct r600_context *rctx)
+{
+	for (int i = 0; i < NUMBER_OF_STATES; ++i) {
+		struct si_pm4_state *state = rctx->queued.array[i];
+
+		if (!state || rctx->emitted.array[i] == state)
+			continue;
+
+		assert(state != rctx->queued.named.init);
+		si_pm4_emit(rctx, state);
+		rctx->emitted.array[i] = state;
+	}
+}
+
+void si_pm4_reset_emitted(struct r600_context *rctx)
+{
+	memset(&rctx->emitted, 0, sizeof(rctx->emitted));
+}