From eb6fd3b8eb9c19bb501a091d1696e5db1ac4c690 Mon Sep 17 00:00:00 2001 From: Rob Clark Date: Sat, 6 Dec 2014 15:24:23 -0500 Subject: [PATCH] freedreno/ir3: lower TXP as needed On a3xx, lower TXP for 3D textures, on a4xx lower all TXP. Signed-off-by: Rob Clark --- src/gallium/drivers/freedreno/ir3/ir3_compiler.c | 8 ++++++++ src/gallium/drivers/freedreno/ir3/ir3_shader.c | 12 ++++++++++-- src/gallium/drivers/freedreno/ir3/ir3_shader.h | 2 +- 3 files changed, 19 insertions(+), 3 deletions(-) diff --git a/src/gallium/drivers/freedreno/ir3/ir3_compiler.c b/src/gallium/drivers/freedreno/ir3/ir3_compiler.c index 6cc21acaf3f..ade4b1cdc56 100644 --- a/src/gallium/drivers/freedreno/ir3/ir3_compiler.c +++ b/src/gallium/drivers/freedreno/ir3/ir3_compiler.c @@ -170,6 +170,14 @@ compile_init(struct ir3_compile_context *ctx, struct ir3_shader_variant *so, break; } + if (ir3_shader_gpuid(so->shader) >= 400) { + /* a4xx seems to have *no* sam.p */ + lconfig.lower_TXP = ~0; /* lower all txp */ + } else { + /* a3xx just needs to avoid sam.p for 3d tex */ + lconfig.lower_TXP = (1 << TGSI_TEXTURE_3D); + } + ctx->tokens = tgsi_transform_lowering(&lconfig, tokens, &ctx->info); ctx->free_tokens = !!ctx->tokens; if (!ctx->tokens) { diff --git a/src/gallium/drivers/freedreno/ir3/ir3_shader.c b/src/gallium/drivers/freedreno/ir3/ir3_shader.c index 0c74f2f26f2..c21d0a2d576 100644 --- a/src/gallium/drivers/freedreno/ir3/ir3_shader.c +++ b/src/gallium/drivers/freedreno/ir3/ir3_shader.c @@ -54,9 +54,10 @@ static void assemble_variant(struct ir3_shader_variant *v) { struct fd_context *ctx = fd_context(v->shader->pctx); + uint32_t gpu_id = ir3_shader_gpuid(v->shader); uint32_t sz, *bin; - bin = ir3_assemble(v->ir, &v->info, ctx->screen->gpu_id); + bin = ir3_assemble(v->ir, &v->info, gpu_id); sz = v->info.sizedwords * 4; v->bo = fd_bo_new(ctx->dev, sz, @@ -67,7 +68,7 @@ assemble_variant(struct ir3_shader_variant *v) free(bin); - if (ctx->screen->gpu_id >= 400) { + if (gpu_id >= 400) { v->instrlen = v->info.sizedwords / (2 * 16); } else { v->instrlen = v->info.sizedwords / (2 * 4); @@ -177,6 +178,13 @@ fail: return NULL; } +uint32_t +ir3_shader_gpuid(struct ir3_shader *shader) +{ + struct fd_context *ctx = fd_context(shader->pctx); + return ctx->screen->gpu_id; +} + struct ir3_shader_variant * ir3_shader_variant(struct ir3_shader *shader, struct ir3_shader_key key) { diff --git a/src/gallium/drivers/freedreno/ir3/ir3_shader.h b/src/gallium/drivers/freedreno/ir3/ir3_shader.h index 89442cec128..fcd589534a2 100644 --- a/src/gallium/drivers/freedreno/ir3/ir3_shader.h +++ b/src/gallium/drivers/freedreno/ir3/ir3_shader.h @@ -214,7 +214,7 @@ struct ir3_shader { struct ir3_shader * ir3_shader_create(struct pipe_context *pctx, const struct tgsi_token *tokens, enum shader_t type); void ir3_shader_destroy(struct ir3_shader *shader); - +uint32_t ir3_shader_gpuid(struct ir3_shader *shader); struct ir3_shader_variant * ir3_shader_variant(struct ir3_shader *shader, struct ir3_shader_key key); -- 2.30.2