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gpu: nvgpu: add PDI for TU104 (Linux)

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Add reporting for the per-device identifier (PDI) in the Linux GPU
characteristics. Implement PDI read for TU104.

Bug 2957580

Signed-off-by: Sami Kiminki <skiminki@nvidia.com>
Change-Id: I6ac0e4f74378564d82955b431d4c1fd6c0daeb13
Reviewed-on: https://git-master.nvidia.com/r/c/linux-nvgpu/+/2346933
Reviewed-by: automaticguardword <automaticguardword@nvidia.com>
Reviewed-by: svc-mobile-coverity <svc-mobile-coverity@nvidia.com>
Reviewed-by: svc-mobile-misra <svc-mobile-misra@nvidia.com>
Reviewed-by: Lakshmanan M <lm@nvidia.com>
Reviewed-by: Konsta Holtta <kholtta@nvidia.com>
Reviewed-by: Deepak Nibade <dnibade@nvidia.com>
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
GVS: Gerrit_Virtual_Submit
This commit is contained in:
Sami Kiminki
2020-05-18 16:43:52 +03:00
committed by Alex Waterman
parent 8d68e687f0
commit 23cda4f4a9
12 changed files with 130 additions and 3 deletions
Download Patch File Download Diff File Expand all files Collapse all files

14
drivers/gpu/nvgpu/common/init/nvgpu_init.c
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@@ -456,6 +456,18 @@ static int nvgpu_init_boot_clk_or_clk_arb(struct gk20a *g)
return err;
}
static int nvgpu_init_per_device_identifier(struct gk20a *g)
{
int err = 0;
if (g->ops.fuse.read_per_device_identifier != NULL) {
err = g->ops.fuse.read_per_device_identifier(
g, &g->per_device_identifier);
}
return err;
}
static int nvgpu_init_set_debugger_mode(struct gk20a *g)
{
#ifdef CONFIG_NVGPU_DEBUGGER
@@ -663,6 +675,8 @@ int nvgpu_finalize_poweron(struct gk20a *g)
#endif
NVGPU_INIT_TABLE_ENTRY(g->ops.chip_init_gpu_characteristics,
NO_FLAG),
NVGPU_INIT_TABLE_ENTRY(&nvgpu_init_per_device_identifier,
NO_FLAG),
NVGPU_INIT_TABLE_ENTRY(&nvgpu_init_set_debugger_mode, NO_FLAG),
NVGPU_INIT_TABLE_ENTRY(g->ops.ce.ce_init_support, NO_FLAG),
#ifdef CONFIG_NVGPU_DGPU