gpu: nvgpu: Conditional enable for replayable fault

Enable replayable fault only for contexts where they are requested.
This required moving the code to initialize subcontexts to happen
later.

Fix signedness issues in definition of flags.

JIRA NVGPU-714

Change-Id: I472004e13b1ea46c1bd202f9b12d2ce221b756f9
Signed-off-by: Terje Bergstrom <tbergstrom@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/1773262
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>

1 files changed, 6 insertions, 0 deletions

diff --git a/drivers/gpu/nvgpu/gv11b/fifo_gv11b.c b/drivers/gpu/nvgpu/gv11b/fifo_gv11b.c
index 75ff9525..4edaaac1 100644
--- a/drivers/gpu/nvgpu/gv11b/fifo_gv11b.c
+++ b/drivers/gpu/nvgpu/gv11b/fifo_gv11b.c
@@ -138,11 +138,17 @@ int channel_gv11b_setup_ramfc(struct channel_gk20a *c,
         struct gk20a *g = c->g;
         struct nvgpu_mem *mem = &c->inst_block;
         u32 data;
+        bool replayable = false;
 
         nvgpu_log_fn(g, " ");
 
         nvgpu_memset(g, mem, 0, 0, ram_fc_size_val_v());
 
+        if ((flags & NVGPU_GPFIFO_FLAGS_REPLAYABLE_FAULTS_ENABLE) != 0) {
+                replayable = true;
+        }
+        gv11b_init_subcontext_pdb(c->vm, mem, replayable);
+
         nvgpu_mem_wr32(g, mem, ram_fc_gp_base_w(),
                 pbdma_gp_base_offset_f(
                 u64_lo32(gpfifo_base >> pbdma_gp_base_rsvd_s())));