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freedreno/a6xx: add infrastructure for CP_DRAW_STATE

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Add helper to add state-groups to emit, and code to emit CP_DRAW_STATE
packet if we have any state-groups.

Signed-off-by: Rob Clark <robdclark@gmail.com>
This commit is contained in:
Rob Clark 2018-10-07 13:58:30 -04:00
parent ec717fc629
commit a398d26fd2
4 changed files with 48 additions and 2 deletions
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2
configure.ac
View file

@ -78,7 +78,7 @@ LIBDRM_AMDGPU_REQUIRED=2.4.93
LIBDRM_INTEL_REQUIRED=2.4.75
LIBDRM_NVVIEUX_REQUIRED=2.4.66
LIBDRM_NOUVEAU_REQUIRED=2.4.66
LIBDRM_FREEDRENO_REQUIRED=2.4.93
LIBDRM_FREEDRENO_REQUIRED=2.4.96
LIBDRM_ETNAVIV_REQUIRED=2.4.89
LIBDRM_VC4_REQUIRED=2.4.89

2
meson.build
View file

@ -1112,7 +1112,7 @@ _drm_amdgpu_ver = '2.4.93'
_drm_radeon_ver = '2.4.71'
_drm_nouveau_ver = '2.4.66'
_drm_etnaviv_ver = '2.4.89'
_drm_freedreno_ver = '2.4.93'
_drm_freedreno_ver = '2.4.96'
_drm_intel_ver = '2.4.75'
_drm_ver = '2.4.75'

16
src/gallium/drivers/freedreno/a6xx/fd6_emit.c
View file

@ -940,6 +940,22 @@ fd6_emit_state(struct fd_context *ctx, struct fd_ringbuffer *ring,
if (ctx->dirty_shader[PIPE_SHADER_FRAGMENT] & FD_DIRTY_SHADER_IMAGE)
fd6_emit_images(ctx, ring, PIPE_SHADER_FRAGMENT);
if (emit->num_groups > 0) {
OUT_PKT7(ring, CP_SET_DRAW_STATE, 3 * emit->num_groups);
for (unsigned i = 0; i < emit->num_groups; i++) {
struct fd6_state_group *g = &emit->groups[i];
unsigned n = fd_ringbuffer_size(g->stateobj) / 4;
OUT_RING(ring, CP_SET_DRAW_STATE__0_COUNT(n) |
CP_SET_DRAW_STATE__0_ENABLE_MASK(g->enable_mask) |
CP_SET_DRAW_STATE__0_GROUP_ID(g->group_id));
OUT_RB(ring, g->stateobj);
fd_ringbuffer_del(g->stateobj);
}
emit->num_groups = 0;
}
}
void

30
src/gallium/drivers/freedreno/a6xx/fd6_emit.h
View file

@ -38,6 +38,20 @@
struct fd_ringbuffer;
/* To collect all the state objects to emit in a single CP_SET_DRAW_STATE
* packet, the emit tracks a collection of however many state_group's that
* need to be emit'd.
*/
enum fd6_state_id {
FD6_GROUP_CONST,
};
struct fd6_state_group {
struct fd_ringbuffer *stateobj;
enum fd6_state_id group_id;
uint8_t enable_mask;
};
/* grouped together emit-state for prog/vertex/state emit: */
struct fd6_emit {
struct pipe_debug_callback *debug;
@ -63,6 +77,9 @@ struct fd6_emit {
/* TODO: other shader stages.. */
unsigned streamout_mask;
struct fd6_state_group groups[32];
unsigned num_groups;
};
static inline const struct ir3_shader_variant *
@ -91,6 +108,19 @@ fd6_emit_get_fp(struct fd6_emit *emit)
return emit->fp;
}
static inline void
fd6_emit_add_group(struct fd6_emit *emit, struct fd_ringbuffer *stateobj,
enum fd6_state_id group_id, unsigned enable_mask)
{
debug_assert(emit->num_groups < ARRAY_SIZE(emit->groups));
if (fd_ringbuffer_size(stateobj) == 0)
return;
struct fd6_state_group *g = &emit->groups[emit->num_groups++];
g->stateobj = stateobj;
g->group_id = group_id;
g->enable_mask = enable_mask;
}
static inline void
fd6_event_write(struct fd_batch *batch, struct fd_ringbuffer *ring,
enum vgt_event_type evt, bool timestamp)