Mesa (main): panfrost: Don't subclass pipe_compute_state
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Mon May 2 14:14:35 UTC 2022
Module: Mesa
Branch: main
Commit: 1c5adbb3df137fbf12a132a8ceb64aa9ade7fec6
URL: http://cgit.freedesktop.org/mesa/mesa/commit/?id=1c5adbb3df137fbf12a132a8ceb64aa9ade7fec6
Author: Alyssa Rosenzweig <alyssa at collabora.com>
Date: Tue Apr 26 14:01:41 2022 -0400
panfrost: Don't subclass pipe_compute_state
Just copy the bit we need so the NIR doesn't hang around. This is simpler.
Signed-off-by: Alyssa Rosenzweig <alyssa at collabora.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/16173>
---
src/gallium/drivers/panfrost/pan_cmdstream.c | 2 +-
src/gallium/drivers/panfrost/pan_compute.c | 17 ++++++++---------
src/gallium/drivers/panfrost/pan_context.c | 3 +--
src/gallium/drivers/panfrost/pan_context.h | 11 +++--------
4 files changed, 13 insertions(+), 20 deletions(-)
diff --git a/src/gallium/drivers/panfrost/pan_cmdstream.c b/src/gallium/drivers/panfrost/pan_cmdstream.c
index 8cf8aa83032..e2d724252e1 100644
--- a/src/gallium/drivers/panfrost/pan_cmdstream.c
+++ b/src/gallium/drivers/panfrost/pan_cmdstream.c
@@ -3916,7 +3916,7 @@ panfrost_launch_grid(struct pipe_context *pipe,
struct pipe_constant_buffer ubuf = {
.buffer = NULL,
.buffer_offset = 0,
- .buffer_size = ctx->shader[PIPE_SHADER_COMPUTE]->cbase.req_input_mem,
+ .buffer_size = ctx->shader[PIPE_SHADER_COMPUTE]->req_input_mem,
.user_buffer = info->input
};
diff --git a/src/gallium/drivers/panfrost/pan_compute.c b/src/gallium/drivers/panfrost/pan_compute.c
index 1f473b52563..32ea70fece6 100644
--- a/src/gallium/drivers/panfrost/pan_compute.c
+++ b/src/gallium/drivers/panfrost/pan_compute.c
@@ -46,8 +46,7 @@ panfrost_create_compute_state(
struct panfrost_screen *screen = pan_screen(pctx->screen);
struct panfrost_shader_variants *so = CALLOC_STRUCT(panfrost_shader_variants);
- so->cbase = *cso;
- so->is_compute = true;
+ so->req_input_mem = cso->req_input_mem;
struct panfrost_shader_state *v = calloc(1, sizeof(*v));
so->variants = v;
@@ -55,6 +54,8 @@ panfrost_create_compute_state(
so->variant_count = 1;
so->active_variant = 0;
+ nir_shader *deserialized = NULL;
+
if (cso->ir_type == PIPE_SHADER_IR_NIR_SERIALIZED) {
struct blob_reader reader;
const struct pipe_binary_program_header *hdr = cso->prog;
@@ -64,18 +65,16 @@ panfrost_create_compute_state(
const struct nir_shader_compiler_options *options =
screen->vtbl.get_compiler_options();
- so->cbase.prog = nir_deserialize(NULL, options, &reader);
- so->cbase.ir_type = PIPE_SHADER_IR_NIR;
+ deserialized = nir_deserialize(NULL, options, &reader);
+ } else {
+ assert(cso->ir_type == PIPE_SHADER_IR_NIR && "TGSI kernels unsupported");
}
- assert(so->cbase.ir_type == PIPE_SHADER_IR_NIR && "TGSI kernels unsupported");
-
panfrost_shader_compile(pctx->screen, &ctx->shaders, &ctx->descs,
- so->cbase.prog, MESA_SHADER_COMPUTE, v);
+ deserialized ?: cso->prog, MESA_SHADER_COMPUTE, v);
/* There are no variants so we won't need the NIR again */
- ralloc_free((void *)so->cbase.prog);
- so->cbase.prog = NULL;
+ ralloc_free(deserialized);
return so;
}
diff --git a/src/gallium/drivers/panfrost/pan_context.c b/src/gallium/drivers/panfrost/pan_context.c
index f93656e43f6..0bc16a9f447 100644
--- a/src/gallium/drivers/panfrost/pan_context.c
+++ b/src/gallium/drivers/panfrost/pan_context.c
@@ -331,8 +331,7 @@ panfrost_delete_shader_state(
{
struct panfrost_shader_variants *cso = (struct panfrost_shader_variants *) so;
- if (!cso->is_compute)
- ralloc_free(cso->nir);
+ ralloc_free(cso->nir);
for (unsigned i = 0; i < cso->variant_count; ++i) {
struct panfrost_shader_state *shader_state = &cso->variants[i];
diff --git a/src/gallium/drivers/panfrost/pan_context.h b/src/gallium/drivers/panfrost/pan_context.h
index 54db73ebfb6..2b071b71ba3 100644
--- a/src/gallium/drivers/panfrost/pan_context.h
+++ b/src/gallium/drivers/panfrost/pan_context.h
@@ -283,18 +283,13 @@ struct panfrost_shader_state {
/* A collection of varyings (the CSO) */
struct panfrost_shader_variants {
- /* A panfrost_shader_variants can represent a shader for
- * either graphics or compute */
-
- bool is_compute;
+ nir_shader *nir;
union {
- struct pipe_compute_state cbase;
+ struct pipe_stream_output_info stream_output;
+ unsigned req_input_mem;
};
- nir_shader *nir;
- struct pipe_stream_output_info stream_output;
-
/** Lock for the variants array */
simple_mtx_t lock;
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