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gpu: nvgpu: add platform support for Static PG

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- Add support for taking static PG config values
  from DT nodes
- Check those values against valid set of values
  for GPC, TPC and FBP
- Store valid values in g->gpc_pg_mask, g->fbp_pg_mask
  and g->tpc_pg_mask[] array.

Bug 200768322
JIRA NVGPU-6433

Change-Id: Ifc87e7d369034b1daa13866bc16a970602514bf6
Signed-off-by: Divya <dsinghatwari@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/c/linux-nvgpu/+/2594802
Reviewed-by: Vijayakumar Subbu <vsubbu@nvidia.com>
Reviewed-by: svc-mobile-coverity <svc-mobile-coverity@nvidia.com>
Reviewed-by: svc-mobile-misra <svc-mobile-misra@nvidia.com>
Reviewed-by: svc-mobile-cert <svc-mobile-cert@nvidia.com>
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
GVS: Gerrit_Virtual_Submit
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
This commit is contained in:
Divya
2021-09-09 07:22:51 +00:00
committed by mobile promotions
parent 9984b59a00
commit ae2d561c48
12 changed files with 364 additions and 113 deletions
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9
drivers/gpu/nvgpu/common/init/nvgpu_init.c
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@@ -436,7 +436,6 @@ static int nvgpu_init_fbpa_ecc(struct gk20a *g)
static int nvgpu_init_power_gate(struct gk20a *g)
{
int err;
u32 fuse_status = 0x0;
/*
* Pre-Silicon - Static pg feature related settings
@@ -478,12 +477,8 @@ static int nvgpu_init_power_gate(struct gk20a *g)
* halt the GPU poweron.
*/
g->can_tpc_pg = false;
if (g->ops.fuse.fuse_status_opt_tpc_gpc != NULL) {
fuse_status = g->ops.fuse.fuse_status_opt_tpc_gpc(g, 0);
}
if (g->ops.tpc_pg.init_tpc_pg != NULL) {
err = g->ops.tpc_pg.init_tpc_pg(g, fuse_status);
err = g->ops.tpc_pg.init_tpc_pg(g, &g->can_tpc_pg);
if (err != 0) {
return err;
}
@@ -518,7 +513,7 @@ static int nvgpu_init_power_gate_gr(struct gk20a *g)
}
return 0;
}
#endif
#endif /* CONFIG_NVGPU_STATIC_POWERGATE */
static int nvgpu_init_boot_clk_or_clk_arb(struct gk20a *g)
{