Ported from RadeonSI. Not sure why this is needed but AMDVLK does something similar.
Signed-off-by: Samuel Pitoiset <[email protected]> --- src/amd/vulkan/si_cmd_buffer.c | 12 +++++++++--- 1 file changed, 9 insertions(+), 3 deletions(-) diff --git a/src/amd/vulkan/si_cmd_buffer.c b/src/amd/vulkan/si_cmd_buffer.c index d6b073c783..e350bccae3 100644 --- a/src/amd/vulkan/si_cmd_buffer.c +++ b/src/amd/vulkan/si_cmd_buffer.c @@ -686,11 +686,17 @@ void si_cs_emit_write_event_eop(struct radeon_cmdbuf *cs, EVENT_INDEX(5) | event_flags; unsigned is_gfx8_mec = is_mec && chip_class < GFX9; + unsigned sel = EOP_DATA_SEL(data_sel); + + /* Wait for write confirmation before writing data, but don't send + * an interrupt. */ + if (data_sel != EOP_DATA_SEL_DISCARD) + sel |= EOP_INT_SEL(EOP_INT_SEL_SEND_DATA_AFTER_WR_CONFIRM); if (chip_class >= GFX9 || is_gfx8_mec) { radeon_emit(cs, PKT3(PKT3_RELEASE_MEM, is_gfx8_mec ? 5 : 6, predicated)); radeon_emit(cs, op); - radeon_emit(cs, EOP_DATA_SEL(data_sel)); + radeon_emit(cs, sel); radeon_emit(cs, va); /* address lo */ radeon_emit(cs, va >> 32); /* address hi */ radeon_emit(cs, new_fence); /* immediate data lo */ @@ -707,7 +713,7 @@ void si_cs_emit_write_event_eop(struct radeon_cmdbuf *cs, radeon_emit(cs, PKT3(PKT3_EVENT_WRITE_EOP, 4, predicated)); radeon_emit(cs, op); radeon_emit(cs, va); - radeon_emit(cs, ((va >> 32) & 0xffff) | EOP_DATA_SEL(data_sel)); + radeon_emit(cs, ((va >> 32) & 0xffff) | sel); radeon_emit(cs, old_fence); /* immediate data */ radeon_emit(cs, 0); /* unused */ } @@ -715,7 +721,7 @@ void si_cs_emit_write_event_eop(struct radeon_cmdbuf *cs, radeon_emit(cs, PKT3(PKT3_EVENT_WRITE_EOP, 4, predicated)); radeon_emit(cs, op); radeon_emit(cs, va); - radeon_emit(cs, ((va >> 32) & 0xffff) | EOP_DATA_SEL(data_sel)); + radeon_emit(cs, ((va >> 32) & 0xffff) | sel); radeon_emit(cs, new_fence); /* immediate data */ radeon_emit(cs, 0); /* unused */ } -- 2.17.1 _______________________________________________ mesa-dev mailing list [email protected] https://lists.freedesktop.org/mailman/listinfo/mesa-dev
