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Diffstat (limited to 'src/gallium/drivers/r600/r600_state_common.c')
-rw-r--r--src/gallium/drivers/r600/r600_state_common.c139
1 files changed, 139 insertions, 0 deletions
diff --git a/src/gallium/drivers/r600/r600_state_common.c b/src/gallium/drivers/r600/r600_state_common.c
index 9c4fd3b16dc..050ed7e0292 100644
--- a/src/gallium/drivers/r600/r600_state_common.c
+++ b/src/gallium/drivers/r600/r600_state_common.c
@@ -27,7 +27,9 @@
#include <util/u_memory.h>
#include <util/u_format.h>
#include <pipebuffer/pb_buffer.h>
+#include "pipe/p_shader_tokens.h"
#include "r600_pipe.h"
+#include "r600d.h"
/* common state between evergreen and r600 */
void r600_bind_blend_state(struct pipe_context *ctx, void *state)
@@ -327,3 +329,140 @@ void r600_delete_vs_shader(struct pipe_context *ctx, void *state)
r600_pipe_shader_destroy(ctx, shader);
free(shader);
}
+
+/* FIXME optimize away spi update when it's not needed */
+void r600_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);
+ }
+
+ if (rctx->family < CHIP_CEDAR) {
+ if (rshader->input[i].centroid)
+ tmp |= S_028644_SEL_CENTROID(1);
+
+ if (rshader->input[i].interpolate == TGSI_INTERPOLATE_LINEAR)
+ tmp |= S_028644_SEL_LINEAR(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 r600_draw_vbo(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;
+
+ draw.info = *info;
+ draw.ctx = ctx;
+ if (info->indexed && rctx->index_buffer.buffer) {
+ draw.info.start += rctx->index_buffer.offset / rctx->index_buffer.index_size;
+
+ r600_translate_index_buffer(rctx, &rctx->index_buffer.buffer,
+ &rctx->index_buffer.index_size,
+ &draw.info.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.info.start * draw.index_size;
+ draw.info.start = 0;
+ r600_upload_index_buffer(rctx, &draw);
+ } else {
+ draw.info.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.info.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;
+ }
+
+ r600_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.info.index_bias, 0xFFFFFFFF, NULL);
+ r600_pipe_state_add_reg(&vgt, R_028400_VGT_MAX_VTX_INDX, draw.info.max_index, 0xFFFFFFFF, NULL);
+ r600_pipe_state_add_reg(&vgt, R_028404_VGT_MIN_VTX_INDX, draw.info.min_index, 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_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.info.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;
+ }
+
+ if (rctx->family >= CHIP_CEDAR) {
+ evergreen_context_draw(&rctx->ctx, &rdraw);
+ } else {
+ r600_context_draw(&rctx->ctx, &rdraw);
+ }
+
+ pipe_resource_reference(&draw.index_buffer, NULL);
+}