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radv: Use SDMA fence packet when flushing gang semaphores

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Add back the SDMA fence packet to radv_flush_gang_semaphore.
This was regressed by 9666bd1245.

Signed-off-by: Timur Kristóf <timur.kristof@gmail.com>
Reviewed-by: Samuel Pitoiset <samuel.pitoiset@gmail.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/39057>
This commit is contained in:
Timur Kristóf 2025-12-22 09:58:27 -06:00 • committed by Marge Bot
parent d71a05dffa
commit b1938901d0
1 changed files with 6 additions and 3 deletions
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9
src/amd/vulkan/radv_cmd_buffer.c
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@ -1549,9 +1549,12 @@ radv_flush_gang_semaphore(struct radv_cmd_buffer *cmd_buffer, struct radv_cmd_st
ASSERTED unsigned cdw_max = radeon_check_space(device->ws, cs->b, 12);
radv_cs_emit_write_event_eop(cs, pdev->info.gfx_level, V_028A90_BOTTOM_OF_PIPE_TS, 0, EOP_DST_SEL_MEM,
EOP_INT_SEL_SEND_DATA_AFTER_WR_CONFIRM, EOP_DATA_SEL_VALUE_32BIT,
cmd_buffer->gang.sem.va + va_off, value, cmd_buffer->gfx9_eop_bug_va);
if (cmd_buffer->cs->hw_ip == AMD_IP_SDMA)
ac_emit_sdma_fence(cs->b, cmd_buffer->gang.sem.va + va_off, value);
else
radv_cs_emit_write_event_eop(cs, pdev->info.gfx_level, V_028A90_BOTTOM_OF_PIPE_TS, 0, EOP_DST_SEL_MEM,
EOP_INT_SEL_SEND_DATA_AFTER_WR_CONFIRM, EOP_DATA_SEL_VALUE_32BIT,
cmd_buffer->gang.sem.va + va_off, value, cmd_buffer->gfx9_eop_bug_va);
assert(cs->b->cdw <= cdw_max);
return true;