/*
 * Copyright 2010 Jerome Glisse <glisse@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
 * 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.
 */

/* TODO:
 *	- fix mask for depth control & cull for query
 */
#include <stdio.h>
#include <errno.h>
#include <pipe/p_defines.h>
#include <pipe/p_state.h>
#include <pipe/p_context.h>
#include <tgsi/tgsi_scan.h>
#include <tgsi/tgsi_parse.h>
#include <tgsi/tgsi_util.h>
#include <util/u_blitter.h>
#include <util/u_double_list.h>
#include <util/u_transfer.h>
#include <util/u_surface.h>
#include <util/u_pack_color.h>
#include <util/u_memory.h>
#include <util/u_inlines.h>
#include <util/u_framebuffer.h>
#include <pipebuffer/pb_buffer.h>
#include "r600.h"
#include "evergreend.h"
#include "r600_resource.h"
#include "r600_shader.h"
#include "r600_pipe.h"
#include "eg_state_inlines.h"

static void evergreen_set_blend_color(struct pipe_context *ctx,
					const struct pipe_blend_color *state)
{
	struct r600_pipe_context *rctx = (struct r600_pipe_context *)ctx;
	struct r600_pipe_state *rstate = CALLOC_STRUCT(r600_pipe_state);

	if (rstate == NULL)
		return;

	rstate->id = R600_PIPE_STATE_BLEND_COLOR;
	r600_pipe_state_add_reg(rstate, R_028414_CB_BLEND_RED, fui(state->color[0]), 0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(rstate, R_028418_CB_BLEND_GREEN, fui(state->color[1]), 0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(rstate, R_02841C_CB_BLEND_BLUE, fui(state->color[2]), 0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(rstate, R_028420_CB_BLEND_ALPHA, fui(state->color[3]), 0xFFFFFFFF, NULL);

	free(rctx->states[R600_PIPE_STATE_BLEND_COLOR]);
	rctx->states[R600_PIPE_STATE_BLEND_COLOR] = rstate;
	r600_context_pipe_state_set(&rctx->ctx, rstate);
}

static void *evergreen_create_blend_state(struct pipe_context *ctx,
					const struct pipe_blend_state *state)
{
	struct r600_pipe_blend *blend = CALLOC_STRUCT(r600_pipe_blend);
	struct r600_pipe_state *rstate;
	u32 color_control, target_mask;
	/* FIXME there is more then 8 framebuffer */
	unsigned blend_cntl[8];

	if (blend == NULL) {
		return NULL;
	}
	rstate = &blend->rstate;

	rstate->id = R600_PIPE_STATE_BLEND;

	target_mask = 0;
	color_control = S_028808_MODE(1);
	if (state->logicop_enable) {
		color_control |= (state->logicop_func << 16) | (state->logicop_func << 20);
	} else {
		color_control |= (0xcc << 16);
	}
	/* we pretend 8 buffer are used, CB_SHADER_MASK will disable unused one */
	if (state->independent_blend_enable) {
		for (int i = 0; i < 8; i++) {
			target_mask |= (state->rt[i].colormask << (4 * i));
		}
	} else {
		for (int i = 0; i < 8; i++) {
			target_mask |= (state->rt[0].colormask << (4 * i));
		}
	}
	blend->cb_target_mask = target_mask;
	r600_pipe_state_add_reg(rstate, R_028808_CB_COLOR_CONTROL,
				color_control, 0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(rstate, R_028C3C_PA_SC_AA_MASK, 0xFFFFFFFF, 0xFFFFFFFF, NULL);

	for (int i = 0; i < 8; i++) {
		unsigned eqRGB = state->rt[i].rgb_func;
		unsigned srcRGB = state->rt[i].rgb_src_factor;
		unsigned dstRGB = state->rt[i].rgb_dst_factor;
		unsigned eqA = state->rt[i].alpha_func;
		unsigned srcA = state->rt[i].alpha_src_factor;
		unsigned dstA = state->rt[i].alpha_dst_factor;

		blend_cntl[i] = 0;
		if (!state->rt[i].blend_enable)
			continue;

		blend_cntl[i] |= S_028780_BLEND_CONTROL_ENABLE(1);
		blend_cntl[i] |= S_028780_COLOR_COMB_FCN(r600_translate_blend_function(eqRGB));
		blend_cntl[i] |= S_028780_COLOR_SRCBLEND(r600_translate_blend_factor(srcRGB));
		blend_cntl[i] |= S_028780_COLOR_DESTBLEND(r600_translate_blend_factor(dstRGB));

		if (srcA != srcRGB || dstA != dstRGB || eqA != eqRGB) {
			blend_cntl[i] |= S_028780_SEPARATE_ALPHA_BLEND(1);
			blend_cntl[i] |= S_028780_ALPHA_COMB_FCN(r600_translate_blend_function(eqA));
			blend_cntl[i] |= S_028780_ALPHA_SRCBLEND(r600_translate_blend_factor(srcA));
			blend_cntl[i] |= S_028780_ALPHA_DESTBLEND(r600_translate_blend_factor(dstA));
		}
	}
	for (int i = 0; i < 8; i++) {
		r600_pipe_state_add_reg(rstate, R_028780_CB_BLEND0_CONTROL + i * 4, blend_cntl[i], 0xFFFFFFFF, NULL);
	}

	return rstate;
}

static void *evergreen_create_dsa_state(struct pipe_context *ctx,
				   const struct pipe_depth_stencil_alpha_state *state)
{
	struct r600_pipe_state *rstate = CALLOC_STRUCT(r600_pipe_state);
	unsigned db_depth_control, alpha_test_control, alpha_ref, db_shader_control;
	unsigned stencil_ref_mask, stencil_ref_mask_bf, db_render_override, db_render_control;

	if (rstate == NULL) {
		return NULL;
	}

	rstate->id = R600_PIPE_STATE_DSA;
	/* depth TODO some of those db_shader_control field depend on shader adjust mask & add it to shader */
	/* db_shader_control is 0xFFFFFFBE as Z_EXPORT_ENABLE (bit 0) will be
	 * set by fragment shader if it export Z and KILL_ENABLE (bit 6) will
	 * be set if shader use texkill instruction
	 */
	db_shader_control = S_02880C_Z_ORDER(V_02880C_EARLY_Z_THEN_LATE_Z);
	stencil_ref_mask = 0;
	stencil_ref_mask_bf = 0;
	db_depth_control = S_028800_Z_ENABLE(state->depth.enabled) |
		S_028800_Z_WRITE_ENABLE(state->depth.writemask) |
		S_028800_ZFUNC(state->depth.func);

	/* stencil */
	if (state->stencil[0].enabled) {
		db_depth_control |= S_028800_STENCIL_ENABLE(1);
		db_depth_control |= S_028800_STENCILFUNC(r600_translate_ds_func(state->stencil[0].func));
		db_depth_control |= S_028800_STENCILFAIL(r600_translate_stencil_op(state->stencil[0].fail_op));
		db_depth_control |= S_028800_STENCILZPASS(r600_translate_stencil_op(state->stencil[0].zpass_op));
		db_depth_control |= S_028800_STENCILZFAIL(r600_translate_stencil_op(state->stencil[0].zfail_op));


		stencil_ref_mask = S_028430_STENCILMASK(state->stencil[0].valuemask) |
			S_028430_STENCILWRITEMASK(state->stencil[0].writemask);
		if (state->stencil[1].enabled) {
			db_depth_control |= S_028800_BACKFACE_ENABLE(1);
			db_depth_control |= S_028800_STENCILFUNC_BF(r600_translate_ds_func(state->stencil[1].func));
			db_depth_control |= S_028800_STENCILFAIL_BF(r600_translate_stencil_op(state->stencil[1].fail_op));
			db_depth_control |= S_028800_STENCILZPASS_BF(r600_translate_stencil_op(state->stencil[1].zpass_op));
			db_depth_control |= S_028800_STENCILZFAIL_BF(r600_translate_stencil_op(state->stencil[1].zfail_op));
			stencil_ref_mask_bf = S_028434_STENCILMASK_BF(state->stencil[1].valuemask) |
				S_028434_STENCILWRITEMASK_BF(state->stencil[1].writemask);
		}
	}

	/* alpha */
	alpha_test_control = 0;
	alpha_ref = 0;
	if (state->alpha.enabled) {
		alpha_test_control = S_028410_ALPHA_FUNC(state->alpha.func);
		alpha_test_control |= S_028410_ALPHA_TEST_ENABLE(1);
		alpha_ref = fui(state->alpha.ref_value);
	}

	/* misc */
	db_render_control = 0;
	db_render_override = S_02800C_FORCE_HIZ_ENABLE(V_02800C_FORCE_DISABLE) |
		S_02800C_FORCE_HIS_ENABLE0(V_02800C_FORCE_DISABLE) |
		S_02800C_FORCE_HIS_ENABLE1(V_02800C_FORCE_DISABLE);
	/* TODO db_render_override depends on query */
	r600_pipe_state_add_reg(rstate, R_028028_DB_STENCIL_CLEAR, 0x00000000, 0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(rstate, R_02802C_DB_DEPTH_CLEAR, 0x3F800000, 0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(rstate, R_028410_SX_ALPHA_TEST_CONTROL, alpha_test_control, 0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(rstate,
				R_028430_DB_STENCILREFMASK, stencil_ref_mask,
				0xFFFFFFFF & C_028430_STENCILREF, NULL);
	r600_pipe_state_add_reg(rstate,
				R_028434_DB_STENCILREFMASK_BF, stencil_ref_mask_bf,
				0xFFFFFFFF & C_028434_STENCILREF_BF, NULL);
	r600_pipe_state_add_reg(rstate, R_028438_SX_ALPHA_REF, alpha_ref, 0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(rstate, R_0286DC_SPI_FOG_CNTL, 0x00000000, 0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(rstate, R_028800_DB_DEPTH_CONTROL, db_depth_control, 0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(rstate, R_02880C_DB_SHADER_CONTROL, db_shader_control, 0xFFFFFFBE, NULL);
	r600_pipe_state_add_reg(rstate, R_028000_DB_RENDER_CONTROL, db_render_control, 0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(rstate, R_02800C_DB_RENDER_OVERRIDE, db_render_override, 0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(rstate, R_028AC0_DB_SRESULTS_COMPARE_STATE0, 0x0, 0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(rstate, R_028AC4_DB_SRESULTS_COMPARE_STATE1, 0x0, 0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(rstate, R_028AC8_DB_PRELOAD_CONTROL, 0x0, 0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(rstate, R_028B70_DB_ALPHA_TO_MASK, 0x0000AA00, 0xFFFFFFFF, NULL);

	return rstate;
}

static void *evergreen_create_rs_state(struct pipe_context *ctx,
					const struct pipe_rasterizer_state *state)
{
	struct r600_pipe_rasterizer *rs = CALLOC_STRUCT(r600_pipe_rasterizer);
	struct r600_pipe_state *rstate;
	unsigned tmp;
	unsigned prov_vtx = 1, polygon_dual_mode;
	unsigned clip_rule;

	if (rs == NULL) {
		return NULL;
	}

	rstate = &rs->rstate;
	rs->flatshade = state->flatshade;
	rs->sprite_coord_enable = state->sprite_coord_enable;

	clip_rule = state->scissor ? 0xAAAA : 0xFFFF;

	/* offset */
	rs->offset_units = state->offset_units;
	rs->offset_scale = state->offset_scale * 12.0f;

	rstate->id = R600_PIPE_STATE_RASTERIZER;
	if (state->flatshade_first)
		prov_vtx = 0;
	tmp = S_0286D4_FLAT_SHADE_ENA(1);
	if (state->sprite_coord_enable) {
		tmp |= S_0286D4_PNT_SPRITE_ENA(1) |
			S_0286D4_PNT_SPRITE_OVRD_X(2) |
			S_0286D4_PNT_SPRITE_OVRD_Y(3) |
			S_0286D4_PNT_SPRITE_OVRD_Z(0) |
			S_0286D4_PNT_SPRITE_OVRD_W(1);
		if (state->sprite_coord_mode != PIPE_SPRITE_COORD_UPPER_LEFT) {
			tmp |= S_0286D4_PNT_SPRITE_TOP_1(1);
		}
	}
	r600_pipe_state_add_reg(rstate, R_0286D4_SPI_INTERP_CONTROL_0, tmp, 0xFFFFFFFF, NULL);

	polygon_dual_mode = (state->fill_front != PIPE_POLYGON_MODE_FILL ||
				state->fill_back != PIPE_POLYGON_MODE_FILL);
	r600_pipe_state_add_reg(rstate, R_028814_PA_SU_SC_MODE_CNTL,
		S_028814_PROVOKING_VTX_LAST(prov_vtx) |
		S_028814_CULL_FRONT((state->cull_face & PIPE_FACE_FRONT) ? 1 : 0) |
		S_028814_CULL_BACK((state->cull_face & PIPE_FACE_BACK) ? 1 : 0) |
		S_028814_FACE(!state->front_ccw) |
		S_028814_POLY_OFFSET_FRONT_ENABLE(state->offset_tri) |
		S_028814_POLY_OFFSET_BACK_ENABLE(state->offset_tri) |
		S_028814_POLY_OFFSET_PARA_ENABLE(state->offset_tri) |
		S_028814_POLY_MODE(polygon_dual_mode) |
		S_028814_POLYMODE_FRONT_PTYPE(r600_translate_fill(state->fill_front)) |
		S_028814_POLYMODE_BACK_PTYPE(r600_translate_fill(state->fill_back)), 0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(rstate, R_02881C_PA_CL_VS_OUT_CNTL,
			S_02881C_USE_VTX_POINT_SIZE(state->point_size_per_vertex) |
			S_02881C_VS_OUT_MISC_VEC_ENA(state->point_size_per_vertex), 0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(rstate, R_028820_PA_CL_NANINF_CNTL, 0x00000000, 0xFFFFFFFF, NULL);
	/* point size 12.4 fixed point */
	tmp = (unsigned)(state->point_size * 8.0);
	r600_pipe_state_add_reg(rstate, R_028A00_PA_SU_POINT_SIZE, S_028A00_HEIGHT(tmp) | S_028A00_WIDTH(tmp), 0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(rstate, R_028A04_PA_SU_POINT_MINMAX, 0x80000000, 0xFFFFFFFF, NULL);

	tmp = (unsigned)state->line_width * 8;
	r600_pipe_state_add_reg(rstate, R_028A08_PA_SU_LINE_CNTL, S_028A08_WIDTH(tmp), 0xFFFFFFFF, NULL);

	r600_pipe_state_add_reg(rstate, R_028C00_PA_SC_LINE_CNTL, 0x00000400, 0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(rstate, R_028C0C_PA_CL_GB_VERT_CLIP_ADJ, 0x3F800000, 0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(rstate, R_028C10_PA_CL_GB_VERT_DISC_ADJ, 0x3F800000, 0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(rstate, R_028C14_PA_CL_GB_HORZ_CLIP_ADJ, 0x3F800000, 0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(rstate, R_028C18_PA_CL_GB_HORZ_DISC_ADJ, 0x3F800000, 0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(rstate, R_028B7C_PA_SU_POLY_OFFSET_CLAMP, 0x0, 0xFFFFFFFF, NULL);

	r600_pipe_state_add_reg(rstate, R_028C08_PA_SU_VTX_CNTL,
				S_028C08_PIX_CENTER_HALF(state->gl_rasterization_rules),
				0xFFFFFFFF, NULL);

	r600_pipe_state_add_reg(rstate, R_02820C_PA_SC_CLIPRECT_RULE, clip_rule, 0xFFFFFFFF, NULL);
	return rstate;
}

static void *evergreen_create_sampler_state(struct pipe_context *ctx,
					const struct pipe_sampler_state *state)
{
	struct r600_pipe_state *rstate = CALLOC_STRUCT(r600_pipe_state);
	union util_color uc;

	if (rstate == NULL) {
		return NULL;
	}

	rstate->id = R600_PIPE_STATE_SAMPLER;
	util_pack_color(state->border_color, PIPE_FORMAT_B8G8R8A8_UNORM, &uc);
	r600_pipe_state_add_reg(rstate, R_03C000_SQ_TEX_SAMPLER_WORD0_0,
			S_03C000_CLAMP_X(r600_tex_wrap(state->wrap_s)) |
			S_03C000_CLAMP_Y(r600_tex_wrap(state->wrap_t)) |
			S_03C000_CLAMP_Z(r600_tex_wrap(state->wrap_r)) |
			S_03C000_XY_MAG_FILTER(r600_tex_filter(state->mag_img_filter)) |
			S_03C000_XY_MIN_FILTER(r600_tex_filter(state->min_img_filter)) |
			S_03C000_MIP_FILTER(r600_tex_mipfilter(state->min_mip_filter)) |
			S_03C000_DEPTH_COMPARE_FUNCTION(r600_tex_compare(state->compare_func)) |
			S_03C000_BORDER_COLOR_TYPE(uc.ui ? V_03C000_SQ_TEX_BORDER_COLOR_REGISTER : 0), 0xFFFFFFFF, NULL);
	/* FIXME LOD it depends on texture base level ... */
	r600_pipe_state_add_reg(rstate, R_03C004_SQ_TEX_SAMPLER_WORD1_0,
			S_03C004_MIN_LOD(S_FIXED(CLAMP(state->min_lod, 0, 15), 8)) |
			S_03C004_MAX_LOD(S_FIXED(CLAMP(state->max_lod, 0, 15), 8)),
			0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(rstate, R_03C008_SQ_TEX_SAMPLER_WORD2_0,
				S_03C008_LOD_BIAS(S_FIXED(CLAMP(state->lod_bias, -16, 16), 8)) |
				S_03C008_TYPE(1),
				0xFFFFFFFF, NULL);

	if (uc.ui) {
		r600_pipe_state_add_reg(rstate, R_00A404_TD_PS_SAMPLER0_BORDER_RED, fui(state->border_color[0]), 0xFFFFFFFF, NULL);
		r600_pipe_state_add_reg(rstate, R_00A408_TD_PS_SAMPLER0_BORDER_GREEN, fui(state->border_color[1]), 0xFFFFFFFF, NULL);
		r600_pipe_state_add_reg(rstate, R_00A40C_TD_PS_SAMPLER0_BORDER_BLUE, fui(state->border_color[2]), 0xFFFFFFFF, NULL);
		r600_pipe_state_add_reg(rstate, R_00A410_TD_PS_SAMPLER0_BORDER_ALPHA, fui(state->border_color[3]), 0xFFFFFFFF, NULL);
	}
	return rstate;
}

static struct pipe_sampler_view *evergreen_create_sampler_view(struct pipe_context *ctx,
							struct pipe_resource *texture,
							const struct pipe_sampler_view *state)
{
	struct r600_pipe_sampler_view *resource = CALLOC_STRUCT(r600_pipe_sampler_view);
	struct r600_pipe_state *rstate;
	const struct util_format_description *desc;
	struct r600_resource_texture *tmp;
	struct r600_resource *rbuffer;
	unsigned format;
	uint32_t word4 = 0, yuv_format = 0, pitch = 0;
	unsigned char swizzle[4];
	struct r600_bo *bo[2];

	if (resource == NULL)
		return NULL;
	rstate = &resource->state;

	/* initialize base object */
	resource->base = *state;
	resource->base.texture = NULL;
	pipe_reference(NULL, &texture->reference);
	resource->base.texture = texture;
	resource->base.reference.count = 1;
	resource->base.context = ctx;

	swizzle[0] = state->swizzle_r;
	swizzle[1] = state->swizzle_g;
	swizzle[2] = state->swizzle_b;
	swizzle[3] = state->swizzle_a;
	format = r600_translate_texformat(state->format,
					  swizzle,
					  &word4, &yuv_format);
	if (format == ~0) {
		format = 0;
	}
	desc = util_format_description(state->format);
	if (desc == NULL) {
		R600_ERR("unknow format %d\n", state->format);
	}
	tmp = (struct r600_resource_texture*)texture;
	rbuffer = &tmp->resource;
	bo[0] = rbuffer->bo;
	bo[1] = rbuffer->bo;
	/* FIXME depth texture decompression */
	if (tmp->depth) {
		r600_texture_depth_flush(ctx, texture);
		tmp = (struct r600_resource_texture*)texture;
		rbuffer = &tmp->flushed_depth_texture->resource;
		bo[0] = rbuffer->bo;
		bo[1] = rbuffer->bo;
	}
	pitch = align(tmp->pitch_in_pixels[0], 8);

	/* FIXME properly handle first level != 0 */
	r600_pipe_state_add_reg(rstate, R_030000_RESOURCE0_WORD0,
				S_030000_DIM(r600_tex_dim(texture->target)) |
				S_030000_PITCH((pitch / 8) - 1) |
				S_030000_TEX_WIDTH(texture->width0 - 1), 0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(rstate, R_030004_RESOURCE0_WORD1,
				S_030004_TEX_HEIGHT(texture->height0 - 1) |
				S_030004_TEX_DEPTH(texture->depth0 - 1),
				0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(rstate, R_030008_RESOURCE0_WORD2,
				(tmp->offset[0] + r600_bo_offset(bo[0])) >> 8, 0xFFFFFFFF, bo[0]);
	r600_pipe_state_add_reg(rstate, R_03000C_RESOURCE0_WORD3,
				(tmp->offset[1] + r600_bo_offset(bo[1])) >> 8, 0xFFFFFFFF, bo[1]);
	r600_pipe_state_add_reg(rstate, R_030010_RESOURCE0_WORD4,
				word4 | S_030010_NUM_FORMAT_ALL(V_030010_SQ_NUM_FORMAT_NORM) |
				S_030010_SRF_MODE_ALL(V_030010_SFR_MODE_NO_ZERO) |
				S_030010_BASE_LEVEL(state->u.tex.first_level), 0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(rstate, R_030014_RESOURCE0_WORD5,
				S_030014_LAST_LEVEL(state->u.tex.last_level) |
				S_030014_BASE_ARRAY(0) |
				S_030014_LAST_ARRAY(0), 0xffffffff, NULL);
	r600_pipe_state_add_reg(rstate, R_030018_RESOURCE0_WORD6, 0x0, 0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(rstate, R_03001C_RESOURCE0_WORD7,
				S_03001C_DATA_FORMAT(format) |
				S_03001C_TYPE(V_03001C_SQ_TEX_VTX_VALID_TEXTURE), 0xFFFFFFFF, NULL);

	return &resource->base;
}

static void evergreen_set_vs_sampler_view(struct pipe_context *ctx, unsigned count,
					struct pipe_sampler_view **views)
{
	struct r600_pipe_context *rctx = (struct r600_pipe_context *)ctx;
	struct r600_pipe_sampler_view **resource = (struct r600_pipe_sampler_view **)views;

	for (int i = 0; i < count; i++) {
		if (resource[i]) {
			evergreen_context_pipe_state_set_vs_resource(&rctx->ctx, &resource[i]->state, i);
		}
	}
}

static void evergreen_set_ps_sampler_view(struct pipe_context *ctx, unsigned count,
					struct pipe_sampler_view **views)
{
	struct r600_pipe_context *rctx = (struct r600_pipe_context *)ctx;
	struct r600_pipe_sampler_view **resource = (struct r600_pipe_sampler_view **)views;
	int i;

	for (i = 0; i < count; i++) {
		if (&rctx->ps_samplers.views[i]->base != views[i]) {
			if (resource[i])
				evergreen_context_pipe_state_set_ps_resource(&rctx->ctx, &resource[i]->state, i);
			else
				evergreen_context_pipe_state_set_ps_resource(&rctx->ctx, NULL, i);

			pipe_sampler_view_reference(
				(struct pipe_sampler_view **)&rctx->ps_samplers.views[i],
				views[i]);
		}
	}
	for (i = count; i < NUM_TEX_UNITS; i++) {
		if (rctx->ps_samplers.views[i]) {
			evergreen_context_pipe_state_set_ps_resource(&rctx->ctx, NULL, i);
			pipe_sampler_view_reference((struct pipe_sampler_view **)&rctx->ps_samplers.views[i], NULL);
		}
	}
	rctx->ps_samplers.n_views = count;
}

static void evergreen_bind_ps_sampler(struct pipe_context *ctx, unsigned count, void **states)
{
	struct r600_pipe_context *rctx = (struct r600_pipe_context *)ctx;
	struct r600_pipe_state **rstates = (struct r600_pipe_state **)states;


	memcpy(rctx->ps_samplers.samplers, states, sizeof(void*) * count);
	rctx->ps_samplers.n_samplers = count;

	for (int i = 0; i < count; i++) {
		evergreen_context_pipe_state_set_ps_sampler(&rctx->ctx, rstates[i], i);
	}
}

static void evergreen_bind_vs_sampler(struct pipe_context *ctx, unsigned count, void **states)
{
	struct r600_pipe_context *rctx = (struct r600_pipe_context *)ctx;
	struct r600_pipe_state **rstates = (struct r600_pipe_state **)states;

	for (int i = 0; i < count; i++) {
		evergreen_context_pipe_state_set_vs_sampler(&rctx->ctx, rstates[i], i);
	}
}

static void evergreen_set_clip_state(struct pipe_context *ctx,
				const struct pipe_clip_state *state)
{
	struct r600_pipe_context *rctx = (struct r600_pipe_context *)ctx;
	struct r600_pipe_state *rstate = CALLOC_STRUCT(r600_pipe_state);

	if (rstate == NULL)
		return;

	rctx->clip = *state;
	rstate->id = R600_PIPE_STATE_CLIP;
	for (int i = 0; i < state->nr; i++) {
		r600_pipe_state_add_reg(rstate,
					R_0285BC_PA_CL_UCP0_X + i * 16,
					fui(state->ucp[i][0]), 0xFFFFFFFF, NULL);
		r600_pipe_state_add_reg(rstate,
					R_0285C0_PA_CL_UCP0_Y + i * 16,
					fui(state->ucp[i][1]) , 0xFFFFFFFF, NULL);
		r600_pipe_state_add_reg(rstate,
					R_0285C4_PA_CL_UCP0_Z + i * 16,
					fui(state->ucp[i][2]), 0xFFFFFFFF, NULL);
		r600_pipe_state_add_reg(rstate,
					R_0285C8_PA_CL_UCP0_W + i * 16,
					fui(state->ucp[i][3]), 0xFFFFFFFF, NULL);
	}
	r600_pipe_state_add_reg(rstate, R_028810_PA_CL_CLIP_CNTL,
			S_028810_PS_UCP_MODE(3) | ((1 << state->nr) - 1) |
			S_028810_ZCLIP_NEAR_DISABLE(state->depth_clamp) |
			S_028810_ZCLIP_FAR_DISABLE(state->depth_clamp), 0xFFFFFFFF, NULL);

	free(rctx->states[R600_PIPE_STATE_CLIP]);
	rctx->states[R600_PIPE_STATE_CLIP] = rstate;
	r600_context_pipe_state_set(&rctx->ctx, rstate);
}

static void evergreen_set_polygon_stipple(struct pipe_context *ctx,
					 const struct pipe_poly_stipple *state)
{
}

static void evergreen_set_sample_mask(struct pipe_context *pipe, unsigned sample_mask)
{
}

static void evergreen_set_scissor_state(struct pipe_context *ctx,
					const struct pipe_scissor_state *state)
{
	struct r600_pipe_context *rctx = (struct r600_pipe_context *)ctx;
	struct r600_pipe_state *rstate = CALLOC_STRUCT(r600_pipe_state);
	u32 tl, br;

	if (rstate == NULL)
		return;

	rstate->id = R600_PIPE_STATE_SCISSOR;
	tl = S_028240_TL_X(state->minx) | S_028240_TL_Y(state->miny);
	br = S_028244_BR_X(state->maxx) | S_028244_BR_Y(state->maxy);
	r600_pipe_state_add_reg(rstate,
				R_028210_PA_SC_CLIPRECT_0_TL, tl,
				0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(rstate,
				R_028214_PA_SC_CLIPRECT_0_BR, br,
				0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(rstate,
				R_028218_PA_SC_CLIPRECT_1_TL, tl,
				0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(rstate,
				R_02821C_PA_SC_CLIPRECT_1_BR, br,
				0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(rstate,
				R_028220_PA_SC_CLIPRECT_2_TL, tl,
				0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(rstate,
				R_028224_PA_SC_CLIPRECT_2_BR, br,
				0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(rstate,
				R_028228_PA_SC_CLIPRECT_3_TL, tl,
				0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(rstate,
				R_02822C_PA_SC_CLIPRECT_3_BR, br,
				0xFFFFFFFF, NULL);

	free(rctx->states[R600_PIPE_STATE_SCISSOR]);
	rctx->states[R600_PIPE_STATE_SCISSOR] = rstate;
	r600_context_pipe_state_set(&rctx->ctx, rstate);
}

static void evergreen_set_stencil_ref(struct pipe_context *ctx,
				const struct pipe_stencil_ref *state)
{
	struct r600_pipe_context *rctx = (struct r600_pipe_context *)ctx;
	struct r600_pipe_state *rstate = CALLOC_STRUCT(r600_pipe_state);
	u32 tmp;

	if (rstate == NULL)
		return;

	rctx->stencil_ref = *state;
	rstate->id = R600_PIPE_STATE_STENCIL_REF;
	tmp = S_028430_STENCILREF(state->ref_value[0]);
	r600_pipe_state_add_reg(rstate,
				R_028430_DB_STENCILREFMASK, tmp,
				~C_028430_STENCILREF, NULL);
	tmp = S_028434_STENCILREF_BF(state->ref_value[1]);
	r600_pipe_state_add_reg(rstate,
				R_028434_DB_STENCILREFMASK_BF, tmp,
				~C_028434_STENCILREF_BF, NULL);

	free(rctx->states[R600_PIPE_STATE_STENCIL_REF]);
	rctx->states[R600_PIPE_STATE_STENCIL_REF] = rstate;
	r600_context_pipe_state_set(&rctx->ctx, rstate);
}

static void evergreen_set_viewport_state(struct pipe_context *ctx,
					const struct pipe_viewport_state *state)
{
	struct r600_pipe_context *rctx = (struct r600_pipe_context *)ctx;
	struct r600_pipe_state *rstate = CALLOC_STRUCT(r600_pipe_state);

	if (rstate == NULL)
		return;

	rctx->viewport = *state;
	rstate->id = R600_PIPE_STATE_VIEWPORT;
	r600_pipe_state_add_reg(rstate, R_0282D0_PA_SC_VPORT_ZMIN_0, 0x00000000, 0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(rstate, R_0282D4_PA_SC_VPORT_ZMAX_0, 0x3F800000, 0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(rstate, R_02843C_PA_CL_VPORT_XSCALE_0, fui(state->scale[0]), 0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(rstate, R_028444_PA_CL_VPORT_YSCALE_0, fui(state->scale[1]), 0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(rstate, R_02844C_PA_CL_VPORT_ZSCALE_0, fui(state->scale[2]), 0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(rstate, R_028440_PA_CL_VPORT_XOFFSET_0, fui(state->translate[0]), 0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(rstate, R_028448_PA_CL_VPORT_YOFFSET_0, fui(state->translate[1]), 0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(rstate, R_028450_PA_CL_VPORT_ZOFFSET_0, fui(state->translate[2]), 0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(rstate, R_028818_PA_CL_VTE_CNTL, 0x0000043F, 0xFFFFFFFF, NULL);

	free(rctx->states[R600_PIPE_STATE_VIEWPORT]);
	rctx->states[R600_PIPE_STATE_VIEWPORT] = rstate;
	r600_context_pipe_state_set(&rctx->ctx, rstate);
}

static void evergreen_cb(struct r600_pipe_context *rctx, struct r600_pipe_state *rstate,
			const struct pipe_framebuffer_state *state, int cb)
{
	struct r600_resource_texture *rtex;
	struct r600_resource *rbuffer;
	struct r600_surface *surf;
	unsigned level = state->cbufs[cb]->u.tex.level;
	unsigned pitch, slice;
	unsigned color_info;
	unsigned format, swap, ntype;
	unsigned offset;
	const struct util_format_description *desc;
	struct r600_bo *bo[3];

	surf = (struct r600_surface *)state->cbufs[cb];
	rtex = (struct r600_resource_texture*)state->cbufs[cb]->texture;
	rbuffer = &rtex->resource;
	bo[0] = rbuffer->bo;
	bo[1] = rbuffer->bo;
	bo[2] = rbuffer->bo;

	/* XXX quite sure for dx10+ hw don't need any offset hacks */
	offset = r600_texture_get_offset((struct r600_resource_texture *)state->cbufs[cb]->texture,
					 level, state->cbufs[cb]->u.tex.first_layer);
	pitch = rtex->pitch_in_pixels[level] / 8 - 1;
	slice = rtex->pitch_in_pixels[level] * surf->aligned_height / 64 - 1;
	ntype = 0;
	desc = util_format_description(rtex->resource.base.b.format);
	if (desc->colorspace == UTIL_FORMAT_COLORSPACE_SRGB)
		ntype = V_028C70_NUMBER_SRGB;

	format = r600_translate_colorformat(rtex->resource.base.b.format);
	swap = r600_translate_colorswap(rtex->resource.base.b.format);
	color_info = S_028C70_FORMAT(format) |
		S_028C70_COMP_SWAP(swap) |
		S_028C70_BLEND_CLAMP(1) |
		S_028C70_NUMBER_TYPE(ntype);
	if (desc->colorspace != UTIL_FORMAT_COLORSPACE_ZS)
		color_info |= S_028C70_SOURCE_FORMAT(1);

	/* FIXME handle enabling of CB beyond BASE8 which has different offset */
	r600_pipe_state_add_reg(rstate,
				R_028C60_CB_COLOR0_BASE + cb * 0x3C,
				(offset +  r600_bo_offset(bo[0])) >> 8, 0xFFFFFFFF, bo[0]);
	r600_pipe_state_add_reg(rstate,
				R_028C78_CB_COLOR0_DIM + cb * 0x3C,
				0x0, 0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(rstate,
				R_028C70_CB_COLOR0_INFO + cb * 0x3C,
				color_info, 0xFFFFFFFF, bo[0]);
	r600_pipe_state_add_reg(rstate,
				R_028C64_CB_COLOR0_PITCH + cb * 0x3C,
				S_028C64_PITCH_TILE_MAX(pitch),
				0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(rstate,
				R_028C68_CB_COLOR0_SLICE + cb * 0x3C,
				S_028C68_SLICE_TILE_MAX(slice),
				0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(rstate,
				R_028C6C_CB_COLOR0_VIEW + cb * 0x3C,
				0x00000000, 0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(rstate,
				R_028C74_CB_COLOR0_ATTRIB + cb * 0x3C,
				S_028C74_NON_DISP_TILING_ORDER(1),
				0xFFFFFFFF, bo[0]);
}

static void evergreen_db(struct r600_pipe_context *rctx, struct r600_pipe_state *rstate,
			const struct pipe_framebuffer_state *state)
{
	struct r600_resource_texture *rtex;
	struct r600_resource *rbuffer;
	struct r600_surface *surf;
	unsigned level;
	unsigned pitch, slice, format, stencil_format;
	unsigned offset;

	if (state->zsbuf == NULL)
		return;

	level = state->zsbuf->u.tex.level;

	surf = (struct r600_surface *)state->zsbuf;
	rtex = (struct r600_resource_texture*)state->zsbuf->texture;
	rtex->tiled = 1;
	rtex->array_mode[level] = 2;
	rtex->tile_type = 1;
	rtex->depth = 1;
	rbuffer = &rtex->resource;

	/* XXX quite sure for dx10+ hw don't need any offset hacks */
	offset = r600_texture_get_offset((struct r600_resource_texture *)state->zsbuf->texture,
					 level, state->zsbuf->u.tex.first_layer);
	pitch = rtex->pitch_in_pixels[level] / 8 - 1;
	slice = rtex->pitch_in_pixels[level] * surf->aligned_height / 64 - 1;
	format = r600_translate_dbformat(state->zsbuf->texture->format);
	stencil_format = r600_translate_stencilformat(state->zsbuf->texture->format);

	r600_pipe_state_add_reg(rstate, R_028048_DB_Z_READ_BASE,
				(offset + r600_bo_offset(rbuffer->bo)) >> 8, 0xFFFFFFFF, rbuffer->bo);
	r600_pipe_state_add_reg(rstate, R_028050_DB_Z_WRITE_BASE,
				(offset  + r600_bo_offset(rbuffer->bo)) >> 8, 0xFFFFFFFF, rbuffer->bo);

	if (stencil_format) {
		uint32_t stencil_offset;

		stencil_offset = ((surf->aligned_height * rtex->pitch_in_bytes[level]) + 255) & ~255;
		r600_pipe_state_add_reg(rstate, R_02804C_DB_STENCIL_READ_BASE,
					(offset + stencil_offset + r600_bo_offset(rbuffer->bo)) >> 8, 0xFFFFFFFF, rbuffer->bo);
		r600_pipe_state_add_reg(rstate, R_028054_DB_STENCIL_WRITE_BASE,
					(offset + stencil_offset + r600_bo_offset(rbuffer->bo)) >> 8, 0xFFFFFFFF, rbuffer->bo);
	}

	r600_pipe_state_add_reg(rstate, R_028008_DB_DEPTH_VIEW, 0x00000000, 0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(rstate, R_028044_DB_STENCIL_INFO,
				S_028044_FORMAT(stencil_format), 0xFFFFFFFF, rbuffer->bo);

	r600_pipe_state_add_reg(rstate, R_028040_DB_Z_INFO,
				S_028040_ARRAY_MODE(rtex->array_mode[level]) | S_028040_FORMAT(format),
				0xFFFFFFFF, rbuffer->bo);
	r600_pipe_state_add_reg(rstate, R_028058_DB_DEPTH_SIZE,
				S_028058_PITCH_TILE_MAX(pitch),
				0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(rstate, R_02805C_DB_DEPTH_SLICE,
				S_02805C_SLICE_TILE_MAX(slice),
				0xFFFFFFFF, NULL);
}

static void evergreen_set_framebuffer_state(struct pipe_context *ctx,
					const struct pipe_framebuffer_state *state)
{
	struct r600_pipe_context *rctx = (struct r600_pipe_context *)ctx;
	struct r600_pipe_state *rstate = CALLOC_STRUCT(r600_pipe_state);
	u32 shader_mask, tl, br, target_mask;

	if (rstate == NULL)
		return;

	/* unreference old buffer and reference new one */
	rstate->id = R600_PIPE_STATE_FRAMEBUFFER;

	util_copy_framebuffer_state(&rctx->framebuffer, state);

	rctx->pframebuffer = &rctx->framebuffer;

	/* build states */
	for (int i = 0; i < state->nr_cbufs; i++) {
		evergreen_cb(rctx, rstate, state, i);
	}
	if (state->zsbuf) {
		evergreen_db(rctx, rstate, state);
	}

	target_mask = 0x00000000;
	target_mask = 0xFFFFFFFF;
	shader_mask = 0;
	for (int i = 0; i < state->nr_cbufs; i++) {
		target_mask ^= 0xf << (i * 4);
		shader_mask |= 0xf << (i * 4);
	}
	tl = S_028240_TL_X(0) | S_028240_TL_Y(0);
	br = S_028244_BR_X(state->width) | S_028244_BR_Y(state->height);

	r600_pipe_state_add_reg(rstate,
				R_028240_PA_SC_GENERIC_SCISSOR_TL, tl,
				0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(rstate,
				R_028244_PA_SC_GENERIC_SCISSOR_BR, br,
				0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(rstate,
				R_028250_PA_SC_VPORT_SCISSOR_0_TL, tl,
				0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(rstate,
				R_028254_PA_SC_VPORT_SCISSOR_0_BR, br,
				0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(rstate,
				R_028030_PA_SC_SCREEN_SCISSOR_TL, tl,
				0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(rstate,
				R_028034_PA_SC_SCREEN_SCISSOR_BR, br,
				0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(rstate,
				R_028204_PA_SC_WINDOW_SCISSOR_TL, tl,
				0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(rstate,
				R_028208_PA_SC_WINDOW_SCISSOR_BR, br,
				0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(rstate,
				R_028200_PA_SC_WINDOW_OFFSET, 0x00000000,
				0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(rstate,
				R_028230_PA_SC_EDGERULE, 0xAAAAAAAA,
				0xFFFFFFFF, NULL);

	r600_pipe_state_add_reg(rstate, R_028238_CB_TARGET_MASK,
				0x00000000, target_mask, NULL);
	r600_pipe_state_add_reg(rstate, R_02823C_CB_SHADER_MASK,
				shader_mask, 0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(rstate, R_028C04_PA_SC_AA_CONFIG,
				0x00000000, 0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(rstate, R_028C1C_PA_SC_AA_SAMPLE_LOCS_MCTX,
				0x00000000, 0xFFFFFFFF, NULL);

	free(rctx->states[R600_PIPE_STATE_FRAMEBUFFER]);
	rctx->states[R600_PIPE_STATE_FRAMEBUFFER] = rstate;
	r600_context_pipe_state_set(&rctx->ctx, rstate);

	if (state->zsbuf) {
		evergreen_polygon_offset_update(rctx);
	}
}

static void evergreen_set_constant_buffer(struct pipe_context *ctx, uint shader, uint index,
					struct pipe_resource *buffer)
{
	struct r600_pipe_context *rctx = (struct r600_pipe_context *)ctx;
	struct r600_resource *rbuffer = (struct r600_resource*)buffer;

	/* Note that the state tracker can unbind constant buffers by
	 * passing NULL here.
	 */
	if (buffer == NULL) {
		return;
	}

	switch (shader) {
	case PIPE_SHADER_VERTEX:
		rctx->vs_const_buffer.nregs = 0;
		r600_pipe_state_add_reg(&rctx->vs_const_buffer,
					R_028180_ALU_CONST_BUFFER_SIZE_VS_0,
					ALIGN_DIVUP(buffer->width0 >> 4, 16),
					0xFFFFFFFF, NULL);
		r600_pipe_state_add_reg(&rctx->vs_const_buffer,
					R_028980_ALU_CONST_CACHE_VS_0,
					(r600_bo_offset(rbuffer->bo)) >> 8, 0xFFFFFFFF, rbuffer->bo);
		r600_context_pipe_state_set(&rctx->ctx, &rctx->vs_const_buffer);
		break;
	case PIPE_SHADER_FRAGMENT:
		rctx->ps_const_buffer.nregs = 0;
		r600_pipe_state_add_reg(&rctx->ps_const_buffer,
					R_028140_ALU_CONST_BUFFER_SIZE_PS_0,
					ALIGN_DIVUP(buffer->width0 >> 4, 16),
					0xFFFFFFFF, NULL);
		r600_pipe_state_add_reg(&rctx->ps_const_buffer,
					R_028940_ALU_CONST_CACHE_PS_0,
					(r600_bo_offset(rbuffer->bo)) >> 8, 0xFFFFFFFF, rbuffer->bo);
		r600_context_pipe_state_set(&rctx->ctx, &rctx->ps_const_buffer);
		break;
	default:
		R600_ERR("unsupported %d\n", shader);
		return;
	}
}

void evergreen_init_state_functions(struct r600_pipe_context *rctx)
{
	rctx->context.create_blend_state = evergreen_create_blend_state;
	rctx->context.create_depth_stencil_alpha_state = evergreen_create_dsa_state;
	rctx->context.create_fs_state = r600_create_shader_state;
	rctx->context.create_rasterizer_state = evergreen_create_rs_state;
	rctx->context.create_sampler_state = evergreen_create_sampler_state;
	rctx->context.create_sampler_view = evergreen_create_sampler_view;
	rctx->context.create_vertex_elements_state = r600_create_vertex_elements;
	rctx->context.create_vs_state = r600_create_shader_state;
	rctx->context.bind_blend_state = r600_bind_blend_state;
	rctx->context.bind_depth_stencil_alpha_state = r600_bind_state;
	rctx->context.bind_fragment_sampler_states = evergreen_bind_ps_sampler;
	rctx->context.bind_fs_state = r600_bind_ps_shader;
	rctx->context.bind_rasterizer_state = r600_bind_rs_state;
	rctx->context.bind_vertex_elements_state = r600_bind_vertex_elements;
	rctx->context.bind_vertex_sampler_states = evergreen_bind_vs_sampler;
	rctx->context.bind_vs_state = r600_bind_vs_shader;
	rctx->context.delete_blend_state = r600_delete_state;
	rctx->context.delete_depth_stencil_alpha_state = r600_delete_state;
	rctx->context.delete_fs_state = r600_delete_ps_shader;
	rctx->context.delete_rasterizer_state = r600_delete_rs_state;
	rctx->context.delete_sampler_state = r600_delete_state;
	rctx->context.delete_vertex_elements_state = r600_delete_vertex_element;
	rctx->context.delete_vs_state = r600_delete_vs_shader;
	rctx->context.set_blend_color = evergreen_set_blend_color;
	rctx->context.set_clip_state = evergreen_set_clip_state;
	rctx->context.set_constant_buffer = evergreen_set_constant_buffer;
	rctx->context.set_fragment_sampler_views = evergreen_set_ps_sampler_view;
	rctx->context.set_framebuffer_state = evergreen_set_framebuffer_state;
	rctx->context.set_polygon_stipple = evergreen_set_polygon_stipple;
	rctx->context.set_sample_mask = evergreen_set_sample_mask;
	rctx->context.set_scissor_state = evergreen_set_scissor_state;
	rctx->context.set_stencil_ref = evergreen_set_stencil_ref;
	rctx->context.set_vertex_buffers = r600_set_vertex_buffers;
	rctx->context.set_index_buffer = r600_set_index_buffer;
	rctx->context.set_vertex_sampler_views = evergreen_set_vs_sampler_view;
	rctx->context.set_viewport_state = evergreen_set_viewport_state;
	rctx->context.sampler_view_destroy = r600_sampler_view_destroy;
}

void evergreen_init_config(struct r600_pipe_context *rctx)
{
	struct r600_pipe_state *rstate = &rctx->config;
	int ps_prio;
	int vs_prio;
	int gs_prio;
	int es_prio;
	int hs_prio, cs_prio, ls_prio;
	int num_ps_gprs;
	int num_vs_gprs;
	int num_gs_gprs;
	int num_es_gprs;
	int num_hs_gprs;
	int num_ls_gprs;
	int num_temp_gprs;
	int num_ps_threads;
	int num_vs_threads;
	int num_gs_threads;
	int num_es_threads;
	int num_hs_threads;
	int num_ls_threads;
	int num_ps_stack_entries;
	int num_vs_stack_entries;
	int num_gs_stack_entries;
	int num_es_stack_entries;
	int num_hs_stack_entries;
	int num_ls_stack_entries;
	enum radeon_family family;
	unsigned tmp;

	family = r600_get_family(rctx->radeon);
	ps_prio = 0;
	vs_prio = 1;
	gs_prio = 2;
	es_prio = 3;
	hs_prio = 0;
	ls_prio = 0;
	cs_prio = 0;

	switch (family) {
	case CHIP_CEDAR:
	default:
		num_ps_gprs = 93;
		num_vs_gprs = 46;
		num_temp_gprs = 4;
		num_gs_gprs = 31;
		num_es_gprs = 31;
		num_hs_gprs = 23;
		num_ls_gprs = 23;
		num_ps_threads = 96;
		num_vs_threads = 16;
		num_gs_threads = 16;
		num_es_threads = 16;
		num_hs_threads = 16;
		num_ls_threads = 16;
		num_ps_stack_entries = 42;
		num_vs_stack_entries = 42;
		num_gs_stack_entries = 42;
		num_es_stack_entries = 42;
		num_hs_stack_entries = 42;
		num_ls_stack_entries = 42;
		break;
	case CHIP_REDWOOD:
		num_ps_gprs = 93;
		num_vs_gprs = 46;
		num_temp_gprs = 4;
		num_gs_gprs = 31;
		num_es_gprs = 31;
		num_hs_gprs = 23;
		num_ls_gprs = 23;
		num_ps_threads = 128;
		num_vs_threads = 20;
		num_gs_threads = 20;
		num_es_threads = 20;
		num_hs_threads = 20;
		num_ls_threads = 20;
		num_ps_stack_entries = 42;
		num_vs_stack_entries = 42;
		num_gs_stack_entries = 42;
		num_es_stack_entries = 42;
		num_hs_stack_entries = 42;
		num_ls_stack_entries = 42;
		break;
	case CHIP_JUNIPER:
		num_ps_gprs = 93;
		num_vs_gprs = 46;
		num_temp_gprs = 4;
		num_gs_gprs = 31;
		num_es_gprs = 31;
		num_hs_gprs = 23;
		num_ls_gprs = 23;
		num_ps_threads = 128;
		num_vs_threads = 20;
		num_gs_threads = 20;
		num_es_threads = 20;
		num_hs_threads = 20;
		num_ls_threads = 20;
		num_ps_stack_entries = 85;
		num_vs_stack_entries = 85;
		num_gs_stack_entries = 85;
		num_es_stack_entries = 85;
		num_hs_stack_entries = 85;
		num_ls_stack_entries = 85;
		break;
	case CHIP_CYPRESS:
	case CHIP_HEMLOCK:
		num_ps_gprs = 93;
		num_vs_gprs = 46;
		num_temp_gprs = 4;
		num_gs_gprs = 31;
		num_es_gprs = 31;
		num_hs_gprs = 23;
		num_ls_gprs = 23;
		num_ps_threads = 128;
		num_vs_threads = 20;
		num_gs_threads = 20;
		num_es_threads = 20;
		num_hs_threads = 20;
		num_ls_threads = 20;
		num_ps_stack_entries = 85;
		num_vs_stack_entries = 85;
		num_gs_stack_entries = 85;
		num_es_stack_entries = 85;
		num_hs_stack_entries = 85;
		num_ls_stack_entries = 85;
		break;
	case CHIP_PALM:
		num_ps_gprs = 93;
		num_vs_gprs = 46;
		num_temp_gprs = 4;
		num_gs_gprs = 31;
		num_es_gprs = 31;
		num_hs_gprs = 23;
		num_ls_gprs = 23;
		num_ps_threads = 96;
		num_vs_threads = 16;
		num_gs_threads = 16;
		num_es_threads = 16;
		num_hs_threads = 16;
		num_ls_threads = 16;
		num_ps_stack_entries = 42;
		num_vs_stack_entries = 42;
		num_gs_stack_entries = 42;
		num_es_stack_entries = 42;
		num_hs_stack_entries = 42;
		num_ls_stack_entries = 42;
		break;
	}

	tmp = 0x00000000;
	switch (family) {
	case CHIP_CEDAR:
	case CHIP_PALM:
		break;
	default:
		tmp |= S_008C00_VC_ENABLE(1);
		break;
	}
	tmp |= S_008C00_EXPORT_SRC_C(1);
	tmp |= S_008C00_CS_PRIO(cs_prio);
	tmp |= S_008C00_LS_PRIO(ls_prio);
	tmp |= S_008C00_HS_PRIO(hs_prio);
	tmp |= S_008C00_PS_PRIO(ps_prio);
	tmp |= S_008C00_VS_PRIO(vs_prio);
	tmp |= S_008C00_GS_PRIO(gs_prio);
	tmp |= S_008C00_ES_PRIO(es_prio);
	r600_pipe_state_add_reg(rstate, R_008C00_SQ_CONFIG, tmp, 0xFFFFFFFF, NULL);

	tmp = 0;
	tmp |= S_008C04_NUM_PS_GPRS(num_ps_gprs);
	tmp |= S_008C04_NUM_VS_GPRS(num_vs_gprs);
	tmp |= S_008C04_NUM_CLAUSE_TEMP_GPRS(num_temp_gprs);
	r600_pipe_state_add_reg(rstate, R_008C04_SQ_GPR_RESOURCE_MGMT_1, tmp, 0xFFFFFFFF, NULL);

	tmp = 0;
	tmp |= S_008C08_NUM_GS_GPRS(num_gs_gprs);
	tmp |= S_008C08_NUM_ES_GPRS(num_es_gprs);
	r600_pipe_state_add_reg(rstate, R_008C08_SQ_GPR_RESOURCE_MGMT_2, tmp, 0xFFFFFFFF, NULL);

	tmp = 0;
	tmp |= S_008C0C_NUM_HS_GPRS(num_hs_gprs);
	tmp |= S_008C0C_NUM_LS_GPRS(num_ls_gprs);
	r600_pipe_state_add_reg(rstate, R_008C0C_SQ_GPR_RESOURCE_MGMT_3, tmp, 0xFFFFFFFF, NULL);

	tmp = 0;
	tmp |= S_008C18_NUM_PS_THREADS(num_ps_threads);
	tmp |= S_008C18_NUM_VS_THREADS(num_vs_threads);
	tmp |= S_008C18_NUM_GS_THREADS(num_gs_threads);
	tmp |= S_008C18_NUM_ES_THREADS(num_es_threads);
	r600_pipe_state_add_reg(rstate, R_008C18_SQ_THREAD_RESOURCE_MGMT_1, tmp, 0xFFFFFFFF, NULL);

	tmp = 0;
	tmp |= S_008C1C_NUM_HS_THREADS(num_hs_threads);
	tmp |= S_008C1C_NUM_LS_THREADS(num_ls_threads);
	r600_pipe_state_add_reg(rstate, R_008C1C_SQ_THREAD_RESOURCE_MGMT_2, tmp, 0xFFFFFFFF, NULL);

	tmp = 0;
	tmp |= S_008C20_NUM_PS_STACK_ENTRIES(num_ps_stack_entries);
	tmp |= S_008C20_NUM_VS_STACK_ENTRIES(num_vs_stack_entries);
	r600_pipe_state_add_reg(rstate, R_008C20_SQ_STACK_RESOURCE_MGMT_1, tmp, 0xFFFFFFFF, NULL);

	tmp = 0;
	tmp |= S_008C24_NUM_GS_STACK_ENTRIES(num_gs_stack_entries);
	tmp |= S_008C24_NUM_ES_STACK_ENTRIES(num_es_stack_entries);
	r600_pipe_state_add_reg(rstate, R_008C24_SQ_STACK_RESOURCE_MGMT_2, tmp, 0xFFFFFFFF, NULL);

	tmp = 0;
	tmp |= S_008C28_NUM_HS_STACK_ENTRIES(num_hs_stack_entries);
	tmp |= S_008C28_NUM_LS_STACK_ENTRIES(num_ls_stack_entries);
	r600_pipe_state_add_reg(rstate, R_008C28_SQ_STACK_RESOURCE_MGMT_3, tmp, 0xFFFFFFFF, NULL);

	r600_pipe_state_add_reg(rstate, R_009100_SPI_CONFIG_CNTL, 0x0, 0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(rstate, R_00913C_SPI_CONFIG_CNTL_1, S_00913C_VTX_DONE_DELAY(4), 0xFFFFFFFF, NULL);

//	r600_pipe_state_add_reg(rstate, R_028350_SX_MISC, 0x0, 0xFFFFFFFF, NULL);

//	r600_pipe_state_add_reg(rstate, R_008D8C_SQ_DYN_GPR_CNTL_PS_FLUSH_REQ, 0x0, 0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(rstate, R_028A48_PA_SC_MODE_CNTL_0, 0x0, 0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(rstate, R_028A4C_PA_SC_MODE_CNTL_1, 0x0, 0xFFFFFFFF, NULL);

	r600_pipe_state_add_reg(rstate, R_028900_SQ_ESGS_RING_ITEMSIZE, 0x0, 0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(rstate, R_028904_SQ_GSVS_RING_ITEMSIZE, 0x0, 0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(rstate, R_028908_SQ_ESTMP_RING_ITEMSIZE, 0x0, 0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(rstate, R_02890C_SQ_GSTMP_RING_ITEMSIZE, 0x0, 0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(rstate, R_028910_SQ_VSTMP_RING_ITEMSIZE, 0x0, 0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(rstate, R_028914_SQ_PSTMP_RING_ITEMSIZE, 0x0, 0xFFFFFFFF, NULL);

	r600_pipe_state_add_reg(rstate, R_02891C_SQ_GS_VERT_ITEMSIZE, 0x0, 0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(rstate, R_028920_SQ_GS_VERT_ITEMSIZE_1, 0x0, 0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(rstate, R_028924_SQ_GS_VERT_ITEMSIZE_2, 0x0, 0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(rstate, R_028928_SQ_GS_VERT_ITEMSIZE_3, 0x0, 0xFFFFFFFF, NULL);

	r600_pipe_state_add_reg(rstate, R_028A10_VGT_OUTPUT_PATH_CNTL, 0x0, 0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(rstate, R_028A14_VGT_HOS_CNTL, 0x0, 0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(rstate, R_028A18_VGT_HOS_MAX_TESS_LEVEL, 0x0, 0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(rstate, R_028A1C_VGT_HOS_MIN_TESS_LEVEL, 0x0, 0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(rstate, R_028A20_VGT_HOS_REUSE_DEPTH, 0x0, 0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(rstate, R_028A24_VGT_GROUP_PRIM_TYPE, 0x0, 0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(rstate, R_028A28_VGT_GROUP_FIRST_DECR, 0x0, 0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(rstate, R_028A2C_VGT_GROUP_DECR, 0x0, 0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(rstate, R_028A30_VGT_GROUP_VECT_0_CNTL, 0x0, 0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(rstate, R_028A34_VGT_GROUP_VECT_1_CNTL, 0x0, 0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(rstate, R_028A38_VGT_GROUP_VECT_0_FMT_CNTL, 0x0, 0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(rstate, R_028A3C_VGT_GROUP_VECT_1_FMT_CNTL, 0x0, 0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(rstate, R_028A40_VGT_GS_MODE, 0x0, 0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(rstate, R_028B94_VGT_STRMOUT_CONFIG, 0x0, 0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(rstate, R_028B98_VGT_STRMOUT_BUFFER_CONFIG, 0x0, 0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(rstate, R_028AB4_VGT_REUSE_OFF, 0x00000000, 0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(rstate, R_028AB8_VGT_VTX_CNT_EN, 0x0, 0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(rstate, R_008A14_PA_CL_ENHANCE, (3 << 1) | 1, 0xFFFFFFFF, NULL);

	r600_pipe_state_add_reg(rstate, R_028380_SQ_VTX_SEMANTIC_0, 0x0, 0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(rstate, R_028384_SQ_VTX_SEMANTIC_1, 0x0, 0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(rstate, R_028388_SQ_VTX_SEMANTIC_2, 0x0, 0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(rstate, R_02838C_SQ_VTX_SEMANTIC_3, 0x0, 0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(rstate, R_028390_SQ_VTX_SEMANTIC_4, 0x0, 0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(rstate, R_028394_SQ_VTX_SEMANTIC_5, 0x0, 0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(rstate, R_028398_SQ_VTX_SEMANTIC_6, 0x0, 0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(rstate, R_02839C_SQ_VTX_SEMANTIC_7, 0x0, 0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(rstate, R_0283A0_SQ_VTX_SEMANTIC_8, 0x0, 0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(rstate, R_0283A4_SQ_VTX_SEMANTIC_9, 0x0, 0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(rstate, R_0283A8_SQ_VTX_SEMANTIC_10, 0x0, 0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(rstate, R_0283AC_SQ_VTX_SEMANTIC_11, 0x0, 0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(rstate, R_0283B0_SQ_VTX_SEMANTIC_12, 0x0, 0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(rstate, R_0283B4_SQ_VTX_SEMANTIC_13, 0x0, 0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(rstate, R_0283B8_SQ_VTX_SEMANTIC_14, 0x0, 0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(rstate, R_0283BC_SQ_VTX_SEMANTIC_15, 0x0, 0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(rstate, R_0283C0_SQ_VTX_SEMANTIC_16, 0x0, 0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(rstate, R_0283C4_SQ_VTX_SEMANTIC_17, 0x0, 0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(rstate, R_0283C8_SQ_VTX_SEMANTIC_18, 0x0, 0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(rstate, R_0283CC_SQ_VTX_SEMANTIC_19, 0x0, 0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(rstate, R_0283D0_SQ_VTX_SEMANTIC_20, 0x0, 0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(rstate, R_0283D4_SQ_VTX_SEMANTIC_21, 0x0, 0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(rstate, R_0283D8_SQ_VTX_SEMANTIC_22, 0x0, 0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(rstate, R_0283DC_SQ_VTX_SEMANTIC_23, 0x0, 0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(rstate, R_0283E0_SQ_VTX_SEMANTIC_24, 0x0, 0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(rstate, R_0283E4_SQ_VTX_SEMANTIC_25, 0x0, 0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(rstate, R_0283E8_SQ_VTX_SEMANTIC_26, 0x0, 0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(rstate, R_0283EC_SQ_VTX_SEMANTIC_27, 0x0, 0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(rstate, R_0283F0_SQ_VTX_SEMANTIC_28, 0x0, 0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(rstate, R_0283F4_SQ_VTX_SEMANTIC_29, 0x0, 0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(rstate, R_0283F8_SQ_VTX_SEMANTIC_30, 0x0, 0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(rstate, R_0283FC_SQ_VTX_SEMANTIC_31, 0x0, 0xFFFFFFFF, NULL);

	r600_pipe_state_add_reg(rstate, R_028810_PA_CL_CLIP_CNTL, 0x0, 0xFFFFFFFF, NULL);

	r600_context_pipe_state_set(&rctx->ctx, rstate);
}

void evergreen_polygon_offset_update(struct r600_pipe_context *rctx)
{
	struct r600_pipe_state state;

	state.id = R600_PIPE_STATE_POLYGON_OFFSET;
	state.nregs = 0;
	if (rctx->rasterizer && rctx->framebuffer.zsbuf) {
		float offset_units = rctx->rasterizer->offset_units;
		unsigned offset_db_fmt_cntl = 0, depth;

		switch (rctx->framebuffer.zsbuf->texture->format) {
		case PIPE_FORMAT_Z24X8_UNORM:
		case PIPE_FORMAT_Z24_UNORM_S8_USCALED:
			depth = -24;
			offset_units *= 2.0f;
			break;
		case PIPE_FORMAT_Z32_FLOAT:
			depth = -23;
			offset_units *= 1.0f;
			offset_db_fmt_cntl |= S_028B78_POLY_OFFSET_DB_IS_FLOAT_FMT(1);
			break;
		case PIPE_FORMAT_Z16_UNORM:
			depth = -16;
			offset_units *= 4.0f;
			break;
		default:
			return;
		}
		/* FIXME some of those reg can be computed with cso */
		offset_db_fmt_cntl |= S_028B78_POLY_OFFSET_NEG_NUM_DB_BITS(depth);
		r600_pipe_state_add_reg(&state,
				R_028B80_PA_SU_POLY_OFFSET_FRONT_SCALE,
				fui(rctx->rasterizer->offset_scale), 0xFFFFFFFF, NULL);
		r600_pipe_state_add_reg(&state,
				R_028B84_PA_SU_POLY_OFFSET_FRONT_OFFSET,
				fui(offset_units), 0xFFFFFFFF, NULL);
		r600_pipe_state_add_reg(&state,
				R_028B88_PA_SU_POLY_OFFSET_BACK_SCALE,
				fui(rctx->rasterizer->offset_scale), 0xFFFFFFFF, NULL);
		r600_pipe_state_add_reg(&state,
				R_028B8C_PA_SU_POLY_OFFSET_BACK_OFFSET,
				fui(offset_units), 0xFFFFFFFF, NULL);
		r600_pipe_state_add_reg(&state,
				R_028B78_PA_SU_POLY_OFFSET_DB_FMT_CNTL,
				offset_db_fmt_cntl, 0xFFFFFFFF, NULL);
		r600_context_pipe_state_set(&rctx->ctx, &state);
	}
}

static void evergreen_spi_update(struct r600_pipe_context *rctx)
{
	struct r600_pipe_shader *shader = rctx->ps_shader;
	struct r600_pipe_state rstate;
	struct r600_shader *rshader = &shader->shader;
	unsigned i, tmp;

	rstate.nregs = 0;
	for (i = 0; i < rshader->ninput; i++) {
		tmp = S_028644_SEMANTIC(r600_find_vs_semantic_index(&rctx->vs_shader->shader, rshader, i));
		if (rshader->input[i].name == TGSI_SEMANTIC_COLOR ||
				rshader->input[i].name == TGSI_SEMANTIC_BCOLOR ||
				rshader->input[i].name == TGSI_SEMANTIC_POSITION) {
			tmp |= S_028644_FLAT_SHADE(rctx->flatshade);
		}
		if (rshader->input[i].name == TGSI_SEMANTIC_GENERIC &&
			rctx->sprite_coord_enable & (1 << rshader->input[i].sid)) {
			tmp |= S_028644_PT_SPRITE_TEX(1);
		}
		r600_pipe_state_add_reg(&rstate, R_028644_SPI_PS_INPUT_CNTL_0 + i * 4, tmp, 0xFFFFFFFF, NULL);
	}
	r600_context_pipe_state_set(&rctx->ctx, &rstate);
}

void evergreen_vertex_buffer_update(struct r600_pipe_context *rctx)
{
	struct r600_pipe_state *rstate;
	struct r600_resource *rbuffer;
	struct pipe_vertex_buffer *vertex_buffer;
	unsigned i, offset;

	/* we don't update until we know vertex elements */
	if (rctx->vertex_elements == NULL || !rctx->nvertex_buffer)
		return;

	/* delete previous translated vertex elements */
	if (rctx->tran.new_velems) {
		r600_end_vertex_translate(rctx);
	}

	if (rctx->vertex_elements->incompatible_layout) {
		/* translate rebind new vertex elements so
		 * return once translated
		 */
		r600_begin_vertex_translate(rctx);
		return;
	}

	if (rctx->any_user_vbs) {
		r600_upload_user_buffers(rctx);
		rctx->any_user_vbs = FALSE;
	}

	if (rctx->vertex_elements->vbuffer_need_offset) {
		/* one resource per vertex elements */
		rctx->nvs_resource = rctx->vertex_elements->count;
	} else {
		/* bind vertex buffer once */
		rctx->nvs_resource = rctx->nvertex_buffer;
	}

	for (i = 0 ; i < rctx->nvs_resource; i++) {
		rstate = &rctx->vs_resource[i];
		rstate->id = R600_PIPE_STATE_RESOURCE;
		rstate->nregs = 0;

		if (rctx->vertex_elements->vbuffer_need_offset) {
			/* one resource per vertex elements */
			unsigned vbuffer_index;
			vbuffer_index = rctx->vertex_elements->elements[i].vertex_buffer_index;
			vertex_buffer = &rctx->vertex_buffer[vbuffer_index];
			rbuffer = (struct r600_resource*)vertex_buffer->buffer;
			offset = rctx->vertex_elements->vbuffer_offset[i] +
				vertex_buffer->buffer_offset +
				r600_bo_offset(rbuffer->bo);
		} else {
			/* bind vertex buffer once */
			vertex_buffer = &rctx->vertex_buffer[i];
			rbuffer = (struct r600_resource*)vertex_buffer->buffer;
			offset = vertex_buffer->buffer_offset +
				r600_bo_offset(rbuffer->bo);
		}

		r600_pipe_state_add_reg(rstate, R_030000_RESOURCE0_WORD0,
					offset, 0xFFFFFFFF, rbuffer->bo);
		r600_pipe_state_add_reg(rstate, R_030004_RESOURCE0_WORD1,
					rbuffer->bo_size - offset - 1, 0xFFFFFFFF, NULL);
		r600_pipe_state_add_reg(rstate, R_030008_RESOURCE0_WORD2,
					S_030008_STRIDE(vertex_buffer->stride),
					0xFFFFFFFF, NULL);
		r600_pipe_state_add_reg(rstate, R_03000C_RESOURCE0_WORD3,
					S_03000C_DST_SEL_X(V_03000C_SQ_SEL_X) |
					S_03000C_DST_SEL_Y(V_03000C_SQ_SEL_Y) |
					S_03000C_DST_SEL_Z(V_03000C_SQ_SEL_Z) |
					S_03000C_DST_SEL_W(V_03000C_SQ_SEL_W),
					0xFFFFFFFF, NULL);
		r600_pipe_state_add_reg(rstate, R_030010_RESOURCE0_WORD4,
					0x00000000, 0xFFFFFFFF, NULL);
		r600_pipe_state_add_reg(rstate, R_030014_RESOURCE0_WORD5,
					0x00000000, 0xFFFFFFFF, NULL);
		r600_pipe_state_add_reg(rstate, R_030018_RESOURCE0_WORD6,
					0x00000000, 0xFFFFFFFF, NULL);
		r600_pipe_state_add_reg(rstate, R_03001C_RESOURCE0_WORD7,
					0xC0000000, 0xFFFFFFFF, NULL);
		evergreen_fs_resource_set(&rctx->ctx, rstate, i);
	}
}

int r600_conv_pipe_prim(unsigned pprim, unsigned *prim);
void evergreen_draw(struct pipe_context *ctx, const struct pipe_draw_info *info)
{
	struct r600_pipe_context *rctx = (struct r600_pipe_context *)ctx;
	struct r600_resource *rbuffer;
	u32 vgt_dma_index_type, vgt_draw_initiator, mask;
	struct r600_draw rdraw;
	struct r600_pipe_state vgt;
	struct r600_drawl draw;
	unsigned prim;

	memset(&draw, 0, sizeof(struct r600_drawl));
	draw.ctx = ctx;
	draw.mode = info->mode;
	draw.start = info->start;
	draw.count = info->count;
	if (info->indexed && rctx->index_buffer.buffer) {
		draw.start += rctx->index_buffer.offset / rctx->index_buffer.index_size;
		draw.min_index = info->min_index;
		draw.max_index = info->max_index;
		draw.index_bias = info->index_bias;

		r600_translate_index_buffer(rctx, &rctx->index_buffer.buffer,
					    &rctx->index_buffer.index_size,
					    &draw.start,
					    info->count);

		draw.index_size = rctx->index_buffer.index_size;
		pipe_resource_reference(&draw.index_buffer, rctx->index_buffer.buffer);
		draw.index_buffer_offset = draw.start * draw.index_size;
		draw.start = 0;
		r600_upload_index_buffer(rctx, &draw);
	} else {
		draw.index_size = 0;
		draw.index_buffer = NULL;
		draw.min_index = info->min_index;
		draw.max_index = info->max_index;
		draw.index_bias = info->start;
	}

	switch (draw.index_size) {
	case 2:
		vgt_draw_initiator = 0;
		vgt_dma_index_type = 0;
		break;
	case 4:
		vgt_draw_initiator = 0;
		vgt_dma_index_type = 1;
		break;
	case 0:
		vgt_draw_initiator = 2;
		vgt_dma_index_type = 0;
		break;
	default:
		R600_ERR("unsupported index size %d\n", draw.index_size);
		return;
	}
	if (r600_conv_pipe_prim(draw.mode, &prim))
		return;
	if (unlikely(rctx->ps_shader == NULL)) {
		R600_ERR("missing vertex shader\n");
		return;
	}
	if (unlikely(rctx->vs_shader == NULL)) {
		R600_ERR("missing vertex shader\n");
		return;
	}
	/* there should be enough input */
	if (rctx->vertex_elements->count < rctx->vs_shader->shader.bc.nresource) {
		R600_ERR("%d resources provided, expecting %d\n",
			rctx->vertex_elements->count, rctx->vs_shader->shader.bc.nresource);
		return;
	}

	evergreen_spi_update(rctx);

	mask = 0;
	for (int i = 0; i < rctx->framebuffer.nr_cbufs; i++) {
		mask |= (0xF << (i * 4));
	}

	vgt.id = R600_PIPE_STATE_VGT;
	vgt.nregs = 0;
	r600_pipe_state_add_reg(&vgt, R_008958_VGT_PRIMITIVE_TYPE, prim, 0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(&vgt, R_028408_VGT_INDX_OFFSET, draw.index_bias, 0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(&vgt, R_028238_CB_TARGET_MASK, rctx->cb_target_mask & mask, 0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(&vgt, R_028400_VGT_MAX_VTX_INDX, draw.max_index, 0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(&vgt, R_028404_VGT_MIN_VTX_INDX, draw.min_index, 0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(&vgt, R_03CFF0_SQ_VTX_BASE_VTX_LOC, 0, 0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(&vgt, R_03CFF4_SQ_VTX_START_INST_LOC, 0, 0xFFFFFFFF, NULL);
	r600_context_pipe_state_set(&rctx->ctx, &vgt);

	rdraw.vgt_num_indices = draw.count;
	rdraw.vgt_num_instances = 1;
	rdraw.vgt_index_type = vgt_dma_index_type;
	rdraw.vgt_draw_initiator = vgt_draw_initiator;
	rdraw.indices = NULL;
	if (draw.index_buffer) {
		rbuffer = (struct r600_resource*)draw.index_buffer;
		rdraw.indices = rbuffer->bo;
		rdraw.indices_bo_offset = draw.index_buffer_offset;
	}
	evergreen_context_draw(&rctx->ctx, &rdraw);

	pipe_resource_reference(&draw.index_buffer, NULL);
}

void evergreen_pipe_shader_ps(struct pipe_context *ctx, struct r600_pipe_shader *shader)
{
	struct r600_pipe_state *rstate = &shader->rstate;
	struct r600_shader *rshader = &shader->shader;
	unsigned i, exports_ps, num_cout, spi_ps_in_control_0, spi_input_z, spi_ps_in_control_1;
	int pos_index = -1, face_index = -1;
	int ninterp = 0;
	boolean have_linear = FALSE, have_centroid = FALSE, have_perspective = FALSE;
	unsigned spi_baryc_cntl;

	rstate->nregs = 0;

	for (i = 0; i < rshader->ninput; i++) {
		/* evergreen NUM_INTERP only contains values interpolated into the LDS,
		   POSITION goes via GPRs from the SC so isn't counted */
		if (rshader->input[i].name == TGSI_SEMANTIC_POSITION)
			pos_index = i;
		else if (rshader->input[i].name == TGSI_SEMANTIC_FACE)
			face_index = i;
		else {
			if (rshader->input[i].interpolate == TGSI_INTERPOLATE_LINEAR ||
			    rshader->input[i].interpolate == TGSI_INTERPOLATE_PERSPECTIVE)
				ninterp++;
			if (rshader->input[i].interpolate == TGSI_INTERPOLATE_LINEAR)
				have_linear = TRUE;
			if (rshader->input[i].interpolate == TGSI_INTERPOLATE_PERSPECTIVE)
				have_perspective = TRUE;
			if (rshader->input[i].centroid)
				have_centroid = TRUE;
		}
	}
	for (i = 0; i < rshader->noutput; i++) {
		if (rshader->output[i].name == TGSI_SEMANTIC_POSITION)
			r600_pipe_state_add_reg(rstate,
						R_02880C_DB_SHADER_CONTROL,
						S_02880C_Z_EXPORT_ENABLE(1),
						S_02880C_Z_EXPORT_ENABLE(1), NULL);
		if (rshader->output[i].name == TGSI_SEMANTIC_STENCIL)
			r600_pipe_state_add_reg(rstate,
						R_02880C_DB_SHADER_CONTROL,
						S_02880C_STENCIL_EXPORT_ENABLE(1),
						S_02880C_STENCIL_EXPORT_ENABLE(1), NULL);
	}

	exports_ps = 0;
	num_cout = 0;
	for (i = 0; i < rshader->noutput; i++) {
		if (rshader->output[i].name == TGSI_SEMANTIC_POSITION ||
		    rshader->output[i].name == TGSI_SEMANTIC_STENCIL)
			exports_ps |= 1;
		else if (rshader->output[i].name == TGSI_SEMANTIC_COLOR) {
			num_cout++;
		}
	}
	exports_ps |= S_02884C_EXPORT_COLORS(num_cout);
	if (!exports_ps) {
		/* always at least export 1 component per pixel */
		exports_ps = 2;
	}

	if (ninterp == 0) {
		ninterp = 1;
		have_perspective = TRUE;
	}

	spi_ps_in_control_0 = S_0286CC_NUM_INTERP(ninterp) |
		              S_0286CC_PERSP_GRADIENT_ENA(have_perspective) |
		              S_0286CC_LINEAR_GRADIENT_ENA(have_linear);
	spi_input_z = 0;
	if (pos_index != -1) {
		spi_ps_in_control_0 |=  S_0286CC_POSITION_ENA(1) |
			S_0286CC_POSITION_CENTROID(rshader->input[pos_index].centroid) |
			S_0286CC_POSITION_ADDR(rshader->input[pos_index].gpr);
		spi_input_z |= 1;
	}

	spi_ps_in_control_1 = 0;
	if (face_index != -1) {
		spi_ps_in_control_1 |= S_0286D0_FRONT_FACE_ENA(1) |
			S_0286D0_FRONT_FACE_ADDR(rshader->input[face_index].gpr);
	}

	spi_baryc_cntl = 0;
	if (have_perspective)
		spi_baryc_cntl |= S_0286E0_PERSP_CENTER_ENA(1) |
				  S_0286E0_PERSP_CENTROID_ENA(have_centroid);
	if (have_linear)
		spi_baryc_cntl |= S_0286E0_LINEAR_CENTER_ENA(1) |
				  S_0286E0_LINEAR_CENTROID_ENA(have_centroid);

	r600_pipe_state_add_reg(rstate, R_0286CC_SPI_PS_IN_CONTROL_0,
				spi_ps_in_control_0, 0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(rstate, R_0286D0_SPI_PS_IN_CONTROL_1,
				spi_ps_in_control_1, 0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(rstate, R_0286E4_SPI_PS_IN_CONTROL_2,
				0, 0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(rstate, R_0286D8_SPI_INPUT_Z, spi_input_z, 0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(rstate,
				R_0286E0_SPI_BARYC_CNTL,
				spi_baryc_cntl,
				0xFFFFFFFF, NULL);

	r600_pipe_state_add_reg(rstate,
				R_028840_SQ_PGM_START_PS,
				(r600_bo_offset(shader->bo)) >> 8, 0xFFFFFFFF, shader->bo);
	r600_pipe_state_add_reg(rstate,
				R_028844_SQ_PGM_RESOURCES_PS,
				S_028844_NUM_GPRS(rshader->bc.ngpr) |
				S_028844_PRIME_CACHE_ON_DRAW(1) |
				S_028844_STACK_SIZE(rshader->bc.nstack),
				0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(rstate,
				R_028848_SQ_PGM_RESOURCES_2_PS,
				0x0, 0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(rstate,
				R_02884C_SQ_PGM_EXPORTS_PS,
				exports_ps, 0xFFFFFFFF, NULL);

	if (rshader->uses_kill) {
		/* only set some bits here, the other bits are set in the dsa state */
		r600_pipe_state_add_reg(rstate,
					R_02880C_DB_SHADER_CONTROL,
					S_02880C_KILL_ENABLE(1),
					S_02880C_KILL_ENABLE(1), NULL);
	}

	r600_pipe_state_add_reg(rstate,
				R_03A200_SQ_LOOP_CONST_0, 0x01000FFF,
				0xFFFFFFFF, NULL);
}

void evergreen_pipe_shader_vs(struct pipe_context *ctx, struct r600_pipe_shader *shader)
{
	struct r600_pipe_state *rstate = &shader->rstate;
	struct r600_shader *rshader = &shader->shader;
	unsigned spi_vs_out_id[10];
	unsigned i, tmp;

	/* clear previous register */
	rstate->nregs = 0;

	/* so far never got proper semantic id from tgsi */
	for (i = 0; i < 10; i++) {
		spi_vs_out_id[i] = 0;
	}
	for (i = 0; i < 32; i++) {
		tmp = i << ((i & 3) * 8);
		spi_vs_out_id[i / 4] |= tmp;
	}
	for (i = 0; i < 10; i++) {
		r600_pipe_state_add_reg(rstate,
					R_02861C_SPI_VS_OUT_ID_0 + i * 4,
					spi_vs_out_id[i], 0xFFFFFFFF, NULL);
	}

	r600_pipe_state_add_reg(rstate,
			R_0286C4_SPI_VS_OUT_CONFIG,
			S_0286C4_VS_EXPORT_COUNT(rshader->noutput - 2),
			0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(rstate,
			R_028860_SQ_PGM_RESOURCES_VS,
			S_028860_NUM_GPRS(rshader->bc.ngpr) |
			S_028860_STACK_SIZE(rshader->bc.nstack),
			0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(rstate,
				R_028864_SQ_PGM_RESOURCES_2_VS,
				0x0, 0xFFFFFFFF, NULL);
	r600_pipe_state_add_reg(rstate,
			R_02885C_SQ_PGM_START_VS,
			(r600_bo_offset(shader->bo)) >> 8, 0xFFFFFFFF, shader->bo);

	r600_pipe_state_add_reg(rstate,
				R_03A200_SQ_LOOP_CONST_0 + (32 * 4), 0x01000FFF,
				0xFFFFFFFF, NULL);
}

void *evergreen_create_db_flush_dsa(struct r600_pipe_context *rctx)
{
	struct pipe_depth_stencil_alpha_state dsa;
	struct r600_pipe_state *rstate;

	memset(&dsa, 0, sizeof(dsa));

	rstate = rctx->context.create_depth_stencil_alpha_state(&rctx->context, &dsa);
	r600_pipe_state_add_reg(rstate,
				R_02880C_DB_SHADER_CONTROL,
				0x0,
				S_02880C_DUAL_EXPORT_ENABLE(1), NULL);
	r600_pipe_state_add_reg(rstate,
				R_028000_DB_RENDER_CONTROL,
				S_028000_DEPTH_COPY_ENABLE(1) |
				S_028000_STENCIL_COPY_ENABLE(1) |
				S_028000_COPY_CENTROID(1),
				S_028000_DEPTH_COPY_ENABLE(1) |
				S_028000_STENCIL_COPY_ENABLE(1) |
				S_028000_COPY_CENTROID(1), NULL);
	return rstate;
}
