Xv: Refactor out pipeline setup functions for future reuse in render.

While we're at it, make the functions simply take an intel_screen_private
pointer directly instead of having to fetch it from ScrnInfoPtr.

Also coalesce some gen6/gen7 functions that were 98% identical.

Signed-off-by: Kenneth Graunke <kenneth@whitecape.org>
Acked-by: Eric Anholt <eric@anholt.net>
Acked-by: Chris Wilson <chris@chris-wilson.co.uk>

1 files changed, 430 insertions, 0 deletions

diff --git a/src/i965_3d.c b/src/i965_3d.c
new file mode 100644
index 00000000..19ddee7f
--- /dev/null
+++ b/src/i965_3d.c
@@ -0,0 +1,430 @@
+/*
+ * Copyright © 2011 Intel Corporation
+ *
+ * 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.
+ */
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include <string.h>
+
+#include "intel.h"
+#include "i965_reg.h"
+#include "brw_defines.h"
+#include "brw_structs.h"
+
+void
+gen6_upload_invariant_states(intel_screen_private *intel)
+{
+	Bool ivb = INTEL_INFO(intel)->gen >= 70;
+
+	OUT_BATCH(BRW_PIPE_CONTROL | (4 - 2));
+	OUT_BATCH(BRW_PIPE_CONTROL_IS_FLUSH |
+		BRW_PIPE_CONTROL_WC_FLUSH |
+		BRW_PIPE_CONTROL_DEPTH_CACHE_FLUSH |
+		BRW_PIPE_CONTROL_NOWRITE);
+	OUT_BATCH(0); /* write address */
+	OUT_BATCH(0); /* write data */
+
+	OUT_BATCH(NEW_PIPELINE_SELECT | PIPELINE_SELECT_3D);
+
+	OUT_BATCH(GEN6_3DSTATE_MULTISAMPLE | ((ivb ? 4 : 3) - 2));
+	OUT_BATCH(GEN6_3DSTATE_MULTISAMPLE_PIXEL_LOCATION_CENTER |
+		GEN6_3DSTATE_MULTISAMPLE_NUMSAMPLES_1); /* 1 sample/pixel */
+	OUT_BATCH(0);
+	if (ivb)
+		OUT_BATCH(0);
+
+	OUT_BATCH(GEN6_3DSTATE_SAMPLE_MASK | (2 - 2));
+	OUT_BATCH(1);
+
+	/* Set system instruction pointer */
+	OUT_BATCH(BRW_STATE_SIP | 0);
+	OUT_BATCH(0);
+}
+
+void
+gen6_upload_viewport_state_pointers(intel_screen_private *intel,
+				    drm_intel_bo *cc_vp_bo)
+{
+	OUT_BATCH(GEN6_3DSTATE_VIEWPORT_STATE_POINTERS |
+		GEN6_3DSTATE_VIEWPORT_STATE_MODIFY_CC |
+		(4 - 2));
+	OUT_BATCH(0);
+	OUT_BATCH(0);
+	OUT_RELOC(cc_vp_bo, I915_GEM_DOMAIN_INSTRUCTION, 0, 0);
+}
+
+void
+gen7_upload_viewport_state_pointers(intel_screen_private *intel,
+				    drm_intel_bo *cc_vp_bo)
+{
+	OUT_BATCH(GEN7_3DSTATE_VIEWPORT_STATE_POINTERS_CC | (2 - 2));
+	OUT_RELOC(cc_vp_bo, I915_GEM_DOMAIN_INSTRUCTION, 0, 0);
+
+	OUT_BATCH(GEN7_3DSTATE_VIEWPORT_STATE_POINTERS_SF_CL | (2 - 2));
+	OUT_BATCH(0);
+}
+
+void
+gen6_upload_urb(intel_screen_private *intel)
+{
+	OUT_BATCH(GEN6_3DSTATE_URB | (3 - 2));
+	OUT_BATCH(((1 - 1) << GEN6_3DSTATE_URB_VS_SIZE_SHIFT) |
+		(24 << GEN6_3DSTATE_URB_VS_ENTRIES_SHIFT)); /* at least 24 on GEN6 */
+	OUT_BATCH((0 << GEN6_3DSTATE_URB_GS_SIZE_SHIFT) |
+		(0 << GEN6_3DSTATE_URB_GS_ENTRIES_SHIFT)); /* no GS thread */
+}
+
+/*
+ * URB layout on GEN7
+ * ----------------------------------------
+ * | PS Push Constants (8KB) | VS entries |
+ * ----------------------------------------
+ */
+void
+gen7_upload_urb(intel_screen_private *intel)
+{
+	OUT_BATCH(GEN7_3DSTATE_PUSH_CONSTANT_ALLOC_PS | (2 - 2));
+	OUT_BATCH(8); /* in 1KBs */
+
+	OUT_BATCH(GEN7_3DSTATE_URB_VS | (2 - 2));
+	OUT_BATCH(
+		(32 << GEN7_URB_ENTRY_NUMBER_SHIFT) | /* at least 32 */
+		(2 - 1) << GEN7_URB_ENTRY_SIZE_SHIFT |
+		(1 << GEN7_URB_STARTING_ADDRESS_SHIFT));
+
+	OUT_BATCH(GEN7_3DSTATE_URB_GS | (2 - 2));
+	OUT_BATCH((0 << GEN7_URB_ENTRY_SIZE_SHIFT) |
+		(1 << GEN7_URB_STARTING_ADDRESS_SHIFT));
+
+	OUT_BATCH(GEN7_3DSTATE_URB_HS | (2 - 2));
+	OUT_BATCH((0 << GEN7_URB_ENTRY_SIZE_SHIFT) |
+		(2 << GEN7_URB_STARTING_ADDRESS_SHIFT));
+
+	OUT_BATCH(GEN7_3DSTATE_URB_DS | (2 - 2));
+	OUT_BATCH((0 << GEN7_URB_ENTRY_SIZE_SHIFT) |
+		(2 << GEN7_URB_STARTING_ADDRESS_SHIFT));
+}
+
+void
+gen6_upload_cc_state_pointers(intel_screen_private *intel,
+			      drm_intel_bo *blend_bo,
+			      drm_intel_bo *cc_bo,
+			      drm_intel_bo *depth_stencil_bo)
+{
+	OUT_BATCH(GEN6_3DSTATE_CC_STATE_POINTERS | (4 - 2));
+	if (blend_bo)
+		OUT_RELOC(blend_bo, I915_GEM_DOMAIN_INSTRUCTION, 0, 1);
+	else
+		OUT_BATCH(0);
+
+	if (depth_stencil_bo)
+		OUT_RELOC(depth_stencil_bo, I915_GEM_DOMAIN_INSTRUCTION, 0, 1);
+	else
+		OUT_BATCH(0);
+
+	if (cc_bo)
+		OUT_RELOC(cc_bo, I915_GEM_DOMAIN_INSTRUCTION, 0, 1);
+	else
+		OUT_BATCH(0);
+}
+
+void
+gen7_upload_cc_state_pointers(intel_screen_private *intel,
+			      drm_intel_bo *blend_bo,
+			      drm_intel_bo *cc_bo,
+			      drm_intel_bo *depth_stencil_bo)
+{
+	OUT_BATCH(GEN7_3DSTATE_BLEND_STATE_POINTERS | (2 - 2));
+	if (blend_bo)
+		OUT_RELOC(blend_bo, I915_GEM_DOMAIN_INSTRUCTION, 0, 1);
+	else
+		OUT_BATCH(0);
+
+	OUT_BATCH(GEN6_3DSTATE_CC_STATE_POINTERS | (2 - 2));
+	if (cc_bo)
+		OUT_RELOC(cc_bo, I915_GEM_DOMAIN_INSTRUCTION, 0, 1);
+	else
+		OUT_BATCH(0);
+
+	OUT_BATCH(GEN7_3DSTATE_DEPTH_STENCIL_STATE_POINTERS | (2 - 2));
+	if (depth_stencil_bo)
+		OUT_RELOC(depth_stencil_bo, I915_GEM_DOMAIN_INSTRUCTION, 0, 1);
+	else
+		OUT_BATCH(0);
+}
+
+void
+gen6_upload_sampler_state_pointers(intel_screen_private *intel,
+				   drm_intel_bo *sampler_bo)
+{
+	OUT_BATCH(GEN6_3DSTATE_SAMPLER_STATE_POINTERS |
+		GEN6_3DSTATE_SAMPLER_STATE_MODIFY_PS |
+		(4 - 2));
+	OUT_BATCH(0); /* VS */
+	OUT_BATCH(0); /* GS */
+	OUT_RELOC(sampler_bo, I915_GEM_DOMAIN_INSTRUCTION, 0, 0);
+}
+
+void
+gen7_upload_sampler_state_pointers(intel_screen_private *intel,
+				   drm_intel_bo *sampler_bo)
+{
+	OUT_BATCH(GEN7_3DSTATE_SAMPLER_STATE_POINTERS_PS | (2 - 2));
+	OUT_RELOC(sampler_bo, I915_GEM_DOMAIN_INSTRUCTION, 0, 0);
+}
+
+void
+gen7_upload_bypass_states(intel_screen_private *intel)
+{
+	/* bypass GS */
+	OUT_BATCH(GEN6_3DSTATE_CONSTANT_GS | (7 - 2));
+	OUT_BATCH(0);
+	OUT_BATCH(0);
+	OUT_BATCH(0);
+	OUT_BATCH(0);
+	OUT_BATCH(0);
+	OUT_BATCH(0);
+
+	OUT_BATCH(GEN6_3DSTATE_GS | (7 - 2));
+	OUT_BATCH(0); /* without GS kernel */
+	OUT_BATCH(0);
+	OUT_BATCH(0);
+	OUT_BATCH(0);
+	OUT_BATCH(0);
+	OUT_BATCH(0); /* pass-through */
+
+	OUT_BATCH(GEN7_3DSTATE_BINDING_TABLE_POINTERS_GS | (2 - 2));
+	OUT_BATCH(0);
+
+	/* disable HS */
+	OUT_BATCH(GEN7_3DSTATE_CONSTANT_HS | (7 - 2));
+	OUT_BATCH(0);
+	OUT_BATCH(0);
+	OUT_BATCH(0);
+	OUT_BATCH(0);
+	OUT_BATCH(0);
+	OUT_BATCH(0);
+
+	OUT_BATCH(GEN7_3DSTATE_HS | (7 - 2));
+	OUT_BATCH(0);
+	OUT_BATCH(0);
+	OUT_BATCH(0);
+	OUT_BATCH(0);
+	OUT_BATCH(0);
+	OUT_BATCH(0);
+
+	OUT_BATCH(GEN7_3DSTATE_BINDING_TABLE_POINTERS_HS | (2 - 2));
+	OUT_BATCH(0);
+
+	/* Disable TE */
+	OUT_BATCH(GEN7_3DSTATE_TE | (4 - 2));
+	OUT_BATCH(0);
+	OUT_BATCH(0);
+	OUT_BATCH(0);
+
+	/* Disable DS */
+	OUT_BATCH(GEN7_3DSTATE_CONSTANT_DS | (7 - 2));
+	OUT_BATCH(0);
+	OUT_BATCH(0);
+	OUT_BATCH(0);
+	OUT_BATCH(0);
+	OUT_BATCH(0);
+	OUT_BATCH(0);
+
+	OUT_BATCH(GEN7_3DSTATE_DS | (6 - 2));
+	OUT_BATCH(0);
+	OUT_BATCH(0);
+	OUT_BATCH(0);
+	OUT_BATCH(0);
+	OUT_BATCH(0);
+
+	OUT_BATCH(GEN7_3DSTATE_BINDING_TABLE_POINTERS_DS | (2 - 2));
+	OUT_BATCH(0);
+
+	/* Disable STREAMOUT */
+	OUT_BATCH(GEN7_3DSTATE_STREAMOUT | (3 - 2));
+	OUT_BATCH(0);
+	OUT_BATCH(0);
+}
+
+void
+gen6_upload_vs_state(intel_screen_private *intel)
+{
+	Bool ivb = INTEL_INFO(intel)->gen >= 70;
+	/* disable VS constant buffer */
+	OUT_BATCH(GEN6_3DSTATE_CONSTANT_VS | ((ivb ? 7 : 5) - 2));
+	OUT_BATCH(0);
+	OUT_BATCH(0);
+	OUT_BATCH(0);
+	OUT_BATCH(0);
+	if (ivb) {
+		OUT_BATCH(0);
+		OUT_BATCH(0);
+	}
+
+	OUT_BATCH(GEN6_3DSTATE_VS | (6 - 2));
+	OUT_BATCH(0); /* without VS kernel */
+	OUT_BATCH(0);
+	OUT_BATCH(0);
+	OUT_BATCH(0);
+	OUT_BATCH(0); /* pass-through */
+}
+
+void
+gen6_upload_gs_state(intel_screen_private *intel)
+{
+	/* disable GS constant buffer */
+	OUT_BATCH(GEN6_3DSTATE_CONSTANT_GS | (5 - 2));
+	OUT_BATCH(0);
+	OUT_BATCH(0);
+	OUT_BATCH(0);
+	OUT_BATCH(0);
+
+	OUT_BATCH(GEN6_3DSTATE_GS | (7 - 2));
+	OUT_BATCH(0); /* without GS kernel */
+	OUT_BATCH(0);
+	OUT_BATCH(0);
+	OUT_BATCH(0);
+	OUT_BATCH(0);
+	OUT_BATCH(0); /* pass-through */
+}
+
+void
+gen6_upload_clip_state(intel_screen_private *intel)
+{
+	OUT_BATCH(GEN6_3DSTATE_CLIP | (4 - 2));
+	OUT_BATCH(0);
+	OUT_BATCH(0); /* pass-through */
+	OUT_BATCH(0);
+}
+
+void
+gen6_upload_sf_state(intel_screen_private *intel)
+{
+	OUT_BATCH(GEN6_3DSTATE_SF | (20 - 2));
+	OUT_BATCH((1 << GEN6_3DSTATE_SF_NUM_OUTPUTS_SHIFT) |
+		(1 << GEN6_3DSTATE_SF_URB_ENTRY_READ_LENGTH_SHIFT) |
+		(0 << GEN6_3DSTATE_SF_URB_ENTRY_READ_OFFSET_SHIFT));
+	OUT_BATCH(0);
+	OUT_BATCH(GEN6_3DSTATE_SF_CULL_NONE);
+	OUT_BATCH(2 << GEN6_3DSTATE_SF_TRIFAN_PROVOKE_SHIFT); /* DW4 */
+	OUT_BATCH(0);
+	OUT_BATCH(0);
+	OUT_BATCH(0);
+	OUT_BATCH(0);
+	OUT_BATCH(0); /* DW9 */
+	OUT_BATCH(0);
+	OUT_BATCH(0);
+	OUT_BATCH(0);
+	OUT_BATCH(0);
+	OUT_BATCH(0); /* DW14 */
+	OUT_BATCH(0);
+	OUT_BATCH(0);
+	OUT_BATCH(0);
+	OUT_BATCH(0);
+	OUT_BATCH(0); /* DW19 */
+}
+
+void
+gen7_upload_sf_state(intel_screen_private *intel)
+{
+	OUT_BATCH(GEN7_3DSTATE_SBE | (14 - 2));
+	OUT_BATCH((1 << GEN7_SBE_NUM_OUTPUTS_SHIFT) |
+		(1 << GEN7_SBE_URB_ENTRY_READ_LENGTH_SHIFT) |
+		(0 << GEN7_SBE_URB_ENTRY_READ_OFFSET_SHIFT));
+	OUT_BATCH(0);
+	OUT_BATCH(0);
+	OUT_BATCH(0); /* DW4 */
+	OUT_BATCH(0);
+	OUT_BATCH(0);
+	OUT_BATCH(0);
+	OUT_BATCH(0);
+	OUT_BATCH(0); /* DW9 */
+	OUT_BATCH(0);
+	OUT_BATCH(0);
+	OUT_BATCH(0);
+	OUT_BATCH(0);
+
+	OUT_BATCH(GEN6_3DSTATE_SF | (7 - 2));
+	OUT_BATCH(0);
+	OUT_BATCH(GEN6_3DSTATE_SF_CULL_NONE);
+	OUT_BATCH(2 << GEN6_3DSTATE_SF_TRIFAN_PROVOKE_SHIFT);
+	OUT_BATCH(0);
+	OUT_BATCH(0);
+	OUT_BATCH(0);
+}
+
+void
+gen6_upload_binding_table(intel_screen_private *intel,
+			  uint32_t ps_binding_table_offset)
+{
+	/* Binding table pointers */
+	OUT_BATCH(BRW_3DSTATE_BINDING_TABLE_POINTERS |
+		  GEN6_3DSTATE_BINDING_TABLE_MODIFY_PS |
+		  (4 - 2));
+	OUT_BATCH(0); /* VS */
+	OUT_BATCH(0); /* GS */
+	/* Only the PS uses the binding table */
+	OUT_BATCH(ps_binding_table_offset);
+}
+
+void
+gen7_upload_binding_table(intel_screen_private *intel,
+			  uint32_t ps_binding_table_offset)
+{
+	OUT_BATCH(GEN7_3DSTATE_BINDING_TABLE_POINTERS_PS | (2 - 2));
+	OUT_BATCH(ps_binding_table_offset);
+}
+
+void
+gen6_upload_depth_buffer_state(intel_screen_private *intel)
+{
+	OUT_BATCH(BRW_3DSTATE_DEPTH_BUFFER | (7 - 2));
+	OUT_BATCH((BRW_SURFACE_NULL << BRW_3DSTATE_DEPTH_BUFFER_TYPE_SHIFT) |
+		  (BRW_DEPTHFORMAT_D32_FLOAT << BRW_3DSTATE_DEPTH_BUFFER_FORMAT_SHIFT));
+	OUT_BATCH(0);
+	OUT_BATCH(0);
+	OUT_BATCH(0);
+	OUT_BATCH(0);
+	OUT_BATCH(0);
+
+	OUT_BATCH(BRW_3DSTATE_CLEAR_PARAMS | (2 - 2));
+	OUT_BATCH(0);
+}
+
+void
+gen7_upload_depth_buffer_state(intel_screen_private *intel)
+{
+	OUT_BATCH(GEN7_3DSTATE_DEPTH_BUFFER | (7 - 2));
+	OUT_BATCH((BRW_DEPTHFORMAT_D32_FLOAT << 18) | (BRW_SURFACE_NULL << 29));
+	OUT_BATCH(0);
+	OUT_BATCH(0);
+	OUT_BATCH(0);
+	OUT_BATCH(0);
+	OUT_BATCH(0);
+
+	OUT_BATCH(GEN7_3DSTATE_CLEAR_PARAMS | (3 - 2));
+	OUT_BATCH(0);
+	OUT_BATCH(0);
+}