AlexIndustrial/mesa
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

v3dv: increase BO allocation size when growing CLs

Browse Source 
This can significantly reduce the number of allocations required
to record large command buffers with thousands of draw calls and
it improves significantly vkoverhead's results.

fps_avg helped:   serious_sam_trace01_1280x720.gfxr:                17.96 -> 18.50 (3.01%)
fps_avg helped:   vehicle-game-2.gfxr:                              9.09 -> 9.33 (2.67%)
fps_avg helped:   ue4_shooter_game_high_quality.gfxr:               17.40 -> 17.66 (1.48%)
fps_avg helped:   ue4_shooter_game_low_quality.gfxr:                25.25 -> 25.61 (1.44%)
fps_avg helped:   ue4_sun_temple.gfxr:                              24.93 -> 25.15 (0.86%)
fps_avg helped:   vkQuake_capture_frames_1_through_1200.gfxr:       52.54 -> 52.95 (0.78%)
fps_avg helped:   rbdoom-3-bfg_capture.gfxr:                        13.87 -> 13.96 (0.69%)
fps_avg helped:   sponza_demo02_800x600.gfxr:                       19.59 -> 19.63 (0.21%)

fps_avg HURT:   ue4_shooter_game_shooting_high_quality.gfxr:      19.14 -> 18.95 (-0.98%)
fps_avg HURT:   sponza_demo01_800x600.gfxr:                       20.03 -> 20 (-0.09%)
fps_avg HURT:   quake3e_capture_frames_1_through_1800.gfxr:       57.34 -> 57.34 (-0.01%)
fps_avg HURT:   serious_sam_trace02_1280x720.gfxr:                38.27 -> 38.27 (-0.01%)

total fps_min in shared programs: 311.74 -> 313.91 (0.69%)
fps_min in affected programs: 311.74 -> 313.91 (0.69%)
helped: 10
HURT: 2

total fps_max in shared programs: 319.54 -> 320.24 (0.22%)
fps_max in affected programs: 319.54 -> 320.24 (0.22%)
helped: 6
HURT: 6

total fps_avg in shared programs: 315.41 -> 317.36 (0.62%)
fps_avg in affected programs: 315.41 -> 317.36 (0.62%)
helped: 8
HURT: 4

Reviewed-by: Alejandro Piñeiro <apinheiro@igalia.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/20787>
This commit is contained in:
Iago Toral Quiroga
2023-01-19 13:40:44 +01:00
committed by Marge Bot
parent 01c6eeeba5
commit 3325950648
1 changed files with 5 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

5
src/broadcom/vulkan/v3dv_cl.c
View File

@@ -58,6 +58,11 @@ v3dv_cl_destroy(struct v3dv_cl *cl)
static bool
cl_alloc_bo(struct v3dv_cl *cl, uint32_t space, bool use_branch)
{
/* If we are growing, double the BO allocation size to reduce the number
* of allocations with large command buffers. This has a very significant
* impact on the number of draw calls per second reported by vkoverhead.
*/
space = cl->bo ? cl->bo->size * 2 : align(space, 4096);
struct v3dv_bo *bo = v3dv_bo_alloc(cl->job->device, space, "CL", true);
if (!bo) {
fprintf(stderr, "failed to allocate memory for command list\n");