fdo-mirrors/mesa
1
0
Fork 0
mirror of https://gitlab.freedesktop.org/mesa/mesa.git synced 2025-12-23 09:00:10 +01:00
Code Issues Projects Releases Packages Wiki Activity Actions 1

zink: always set VK_PIPELINE_CREATE_COLOR_ATTACHMENT_FEEDBACK_LOOP_BIT_EXT sometimes

Browse source 
some drivers (mostly desktop) are known to ignore this pipeline flag,
thus it can be set unconditionally in pipeline state to deduplicate
pipeline variants without affecting performance

Reviewed-by: Adam Jackson <ajax@redhat.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/18787>
This commit is contained in:
Mike Blumenkrantz 2022-09-22 13:27:14 -04:00 • committed by Marge Bot
parent 97c7eaf17f
commit 645f2da3fa
3 changed files with 19 additions and 2 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

6
src/gallium/drivers/zink/zink_context.c
View file

@ -1786,7 +1786,8 @@ unbind_samplerview(struct zink_context *ctx, gl_shader_stage stage, unsigned slo
}
ctx->feedback_loops &= ~BITFIELD_BIT(idx);
}
if (feedback_loops && !ctx->feedback_loops) {
if (!zink_screen(ctx->base.screen)->driver_workarounds.always_feedback_loop &&
feedback_loops && !ctx->feedback_loops) {
/* unset feedback loop bits */
if (ctx->gfx_pipeline_state.feedback_loop)
ctx->gfx_pipeline_state.dirty = true;
@ -2825,7 +2826,8 @@ unbind_fb_surface(struct zink_context *ctx, struct pipe_surface *surf, unsigned
ctx->rp_layout_changed = true;
}
ctx->feedback_loops &= ~BITFIELD_BIT(idx);
if (feedback_loops && !ctx->feedback_loops) {
if (!zink_screen(ctx->base.screen)->driver_workarounds.always_feedback_loop &&
feedback_loops && !ctx->feedback_loops) {
/* unset feedback loop bits */
if (ctx->gfx_pipeline_state.feedback_loop)
ctx->gfx_pipeline_state.dirty = true;

14
src/gallium/drivers/zink/zink_screen.c
View file

@ -2267,6 +2267,20 @@ init_driver_workarounds(struct zink_screen *screen)
screen->driver_workarounds.z16_unscaled_bias = 1<<15;
else
screen->driver_workarounds.z16_unscaled_bias = 1<<16;
/* these drivers don't use VK_PIPELINE_CREATE_COLOR_ATTACHMENT_FEEDBACK_LOOP_BIT_EXT, so it can always be set */
switch (screen->info.driver_props.driverID) {
case VK_DRIVER_ID_MESA_RADV:
case VK_DRIVER_ID_INTEL_OPEN_SOURCE_MESA:
case VK_DRIVER_ID_MESA_LLVMPIPE:
case VK_DRIVER_ID_MESA_VENUS:
case VK_DRIVER_ID_NVIDIA_PROPRIETARY:
case VK_DRIVER_ID_INTEL_PROPRIETARY_WINDOWS:
case VK_DRIVER_ID_IMAGINATION_PROPRIETARY:
screen->driver_workarounds.always_feedback_loop = screen->info.have_EXT_attachment_feedback_loop_layout;
break;
default:
break;
}
}
static struct zink_screen *

1
src/gallium/drivers/zink/zink_types.h
View file

@ -1167,6 +1167,7 @@ struct zink_screen {
bool broken_l4a4;
bool depth_clip_control_missing;
bool implicit_sync;
bool always_feedback_loop;
bool force_pipeline_library;
unsigned z16_unscaled_bias;
unsigned z24_unscaled_bias;