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gpu: nvgpu: enable graphics preemption

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Support Graphics preemption feature in tu104.

JIRA NVGPUT-98

Change-Id: Ib1fe41b5ac12e4f61986f8c933b6f85bb961b9f2
Signed-off-by: Vinod G <vinodg@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/1964586
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
This commit is contained in:
Vinod G
2018-12-03 13:15:08 -08:00
committed by mobile promotions
parent 6cbd4c1435
commit d62281a15a
3 changed files with 1 additions and 21 deletions
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18
drivers/gpu/nvgpu/tu104/gr_tu104.c
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@@ -333,24 +333,6 @@ void gr_tu104_cb_size_default(struct gk20a *g)
gr_gpc0_ppc0_cbm_beta_cb_size_v_gfxp_v();
}
int gr_tu104_get_preemption_mode_flags(struct gk20a *g,
struct nvgpu_preemption_modes_rec *preemption_modes_rec)
{
preemption_modes_rec->graphics_preemption_mode_flags = (
NVGPU_PREEMPTION_MODE_GRAPHICS_WFI);
preemption_modes_rec->compute_preemption_mode_flags = (
NVGPU_PREEMPTION_MODE_COMPUTE_WFI |
NVGPU_PREEMPTION_MODE_COMPUTE_CTA |
NVGPU_PREEMPTION_MODE_COMPUTE_CILP);
preemption_modes_rec->default_graphics_preempt_mode =
NVGPU_PREEMPTION_MODE_GRAPHICS_WFI;
preemption_modes_rec->default_compute_preempt_mode =
NVGPU_PREEMPTION_MODE_COMPUTE_WFI;
return 0;
}
void gr_tu104_free_gr_ctx(struct gk20a *g,
struct vm_gk20a *vm, struct nvgpu_gr_ctx *gr_ctx)
{

2
drivers/gpu/nvgpu/tu104/gr_tu104.h
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@@ -72,8 +72,6 @@ int gr_tu104_commit_global_ctx_buffers(struct gk20a *g,
void gr_tu104_bundle_cb_defaults(struct gk20a *g);
void gr_tu104_cb_size_default(struct gk20a *g);
int gr_tu104_get_preemption_mode_flags(struct gk20a *g,
struct nvgpu_preemption_modes_rec *preemption_modes_rec);
void gr_tu104_enable_gpc_exceptions(struct gk20a *g);
int gr_tu104_get_offset_in_gpccs_segment(struct gk20a *g,

2
drivers/gpu/nvgpu/tu104/hal_tu104.c
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@@ -431,7 +431,7 @@ static const struct gpu_ops tu104_ops = {
.clear_sm_error_state = gv11b_gr_clear_sm_error_state,
.suspend_contexts = gr_gp10b_suspend_contexts,
.resume_contexts = gr_gk20a_resume_contexts,
.get_preemption_mode_flags = gr_tu104_get_preemption_mode_flags,
.get_preemption_mode_flags = gr_gp10b_get_preemption_mode_flags,
.init_sm_id_table = gr_gv100_init_sm_id_table,
.load_smid_config = gr_gv11b_load_smid_config,
.program_sm_id_numbering = gr_gv11b_program_sm_id_numbering,