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gpu: nvgpu: PMU NVRISCV BR failure HSI

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- Add PMU NVRISCV BR failure HSI support.
- Created a falcon unit function to check for the
  BR competition status check and called from
  other units as needed.

Bug 3491596
Bug 3366818

Change-Id: I5c3c6a7e6aeaad68f77e6b24f21239e40d9a7f78
Signed-off-by: mkumbar <mkumbar@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/c/linux-nvgpu/+/2686370
Reviewed-by: Rajesh Devaraj <rdevaraj@nvidia.com>
Reviewed-by: Vaibhav Kachore <vkachore@nvidia.com>
GVS: Gerrit_Virtual_Submit
This commit is contained in:
mkumbar
2022-03-24 12:01:25 +05:30
committed by mobile promotions
parent f670687441
commit 8cce8dea70
5 changed files with 73 additions and 84 deletions
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36
drivers/gpu/nvgpu/common/gsp/gsp_bootstrap.c
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@@ -149,40 +149,6 @@ exit:
return err;
}
static int gsp_check_for_brom_completion(struct nvgpu_falcon *flcn,
signed int timeoutms)
{
u32 reg = 0;
nvgpu_log_fn(flcn->g, " ");
do {
reg = flcn->g->ops.falcon.get_brom_retcode(flcn);
if (flcn->g->ops.falcon.check_brom_passed(reg)) {
break;
}
if (timeoutms <= 0) {
nvgpu_err(flcn->g, "gsp BROM execution check timedout");
goto exit;
}
nvgpu_msleep(10);
timeoutms -= 10;
} while (true);
if ((reg & 0x3) == 0x2) {
nvgpu_err(flcn->g, "gsp BROM execution failed");
goto exit;
}
return 0;
exit:
flcn->g->ops.falcon.dump_brom_stats(flcn);
return -1;
}
int nvgpu_gsp_wait_for_mailbox_update(struct nvgpu_gsp *gsp,
u32 mailbox_index, u32 exp_value, signed int timeoutms)
{
@@ -268,7 +234,7 @@ int nvgpu_gsp_bootstrap_ns(struct gk20a *g, struct nvgpu_gsp *gsp)
goto exit;
}
err = gsp_check_for_brom_completion(flcn, GSP_WAIT_TIME_MS);
err = nvgpu_falcon_wait_for_nvriscv_brom_completion(flcn);
if (err != 0) {
nvgpu_err(g, "gsp BROM failed");
}