diff options
Diffstat (limited to 'drivers/gpu/drm/xe/xe_ring_ops.c')
| -rw-r--r-- | drivers/gpu/drm/xe/xe_ring_ops.c | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/drivers/gpu/drm/xe/xe_ring_ops.c b/drivers/gpu/drm/xe/xe_ring_ops.c index 59e0aa2d6a4c..1201e42ef823 100644 --- a/drivers/gpu/drm/xe/xe_ring_ops.c +++ b/drivers/gpu/drm/xe/xe_ring_ops.c @@ -7,6 +7,7 @@ #include "generated/xe_wa_oob.h" #include "instructions/xe_mi_commands.h" +#include "regs/xe_engine_regs.h" #include "regs/xe_gpu_commands.h" #include "regs/xe_gt_regs.h" #include "regs/xe_lrc_layout.h" @@ -184,6 +185,23 @@ static int emit_render_cache_flush(struct xe_sched_job *job, u32 *dw, int i) return i; } +static int emit_pipe_control_to_ring_end(struct xe_hw_engine *hwe, u32 *dw, int i) +{ + if (hwe->class != XE_ENGINE_CLASS_RENDER) + return i; + + if (XE_WA(hwe->gt, 16020292621)) { + dw[i++] = GFX_OP_PIPE_CONTROL(6); + dw[i++] = PIPE_CONTROL_LRI_POST_SYNC; + dw[i++] = RING_NOPID(hwe->mmio_base).addr; + dw[i++] = 0; + dw[i++] = 0; + dw[i++] = 0; + } + + return i; +} + static int emit_pipe_imm_ggtt(u32 addr, u32 value, bool stall_only, u32 *dw, int i) { @@ -342,6 +360,8 @@ static void __emit_job_gen12_render_compute(struct xe_sched_job *job, i = emit_user_interrupt(dw, i); + i = emit_pipe_control_to_ring_end(job->q->hwe, dw, i); + xe_gt_assert(gt, i <= MAX_JOB_SIZE_DW); xe_lrc_write_ring(lrc, dw, i * sizeof(*dw)); |