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gpu: nvgpu: Allow compute preemption mode on PASCAL_A class

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Remove restriction of setting compute preemption mode for channels
created with PASCAL_COMPUTE_A class only and allow it to be set
for PASCAL_A class too.

Also print compute preemption mode during channel closing.

Bug 200284575

Change-Id: I2de3b3acda128e91caa2ab0fd341915ce6e6520b
Signed-off-by: Sandeep Shinde <sashinde@nvidia.com>
Reviewed-on: http://git-master/r/1313286
Reviewed-by: svccoveritychecker <svccoveritychecker@nvidia.com>
Reviewed-by: Terje Bergstrom <tbergstrom@nvidia.com>
GVS: Gerrit_Virtual_Submit
Tested-by: Donghan Ryu <dryu@nvidia.com>
This commit is contained in:
Sandeep Shinde
2017-03-01 19:29:49 +05:30
committed by mobile promotions
parent b71fa9289d
commit ee93b20963
1 changed files with 5 additions and 1 deletions
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6
drivers/gpu/nvgpu/gp10b/gr_gp10b.c
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@@ -964,7 +964,7 @@ static int gr_gp10b_set_ctxsw_preemption_mode(struct gk20a *g,
break; break;
} }
if (class == PASCAL_COMPUTE_A) { if (class == PASCAL_COMPUTE_A || class == PASCAL_A) {
switch (compute_preempt_mode) { switch (compute_preempt_mode) {
case NVGPU_COMPUTE_PREEMPTION_MODE_WFI: case NVGPU_COMPUTE_PREEMPTION_MODE_WFI:
case NVGPU_COMPUTE_PREEMPTION_MODE_CTA: case NVGPU_COMPUTE_PREEMPTION_MODE_CTA:
@@ -1079,6 +1079,10 @@ static void dump_ctx_switch_stats(struct gk20a *g, struct vm_gk20a *vm,
"image gfx preemption option (GFXP is 1) %x\n", "image gfx preemption option (GFXP is 1) %x\n",
gk20a_mem_rd(g, mem, gk20a_mem_rd(g, mem,
ctxsw_prog_main_image_graphics_preemption_options_o())); ctxsw_prog_main_image_graphics_preemption_options_o()));
gk20a_err(dev_from_gk20a(g),
"image compute preemption option (CTA is 1) %x\n",
gk20a_mem_rd(g, mem,
ctxsw_prog_main_image_compute_preemption_options_o()));
gk20a_mem_end(g, mem); gk20a_mem_end(g, mem);
} }