* [PATCH AUTOSEL 6.6 3/3] soc/tegra: fuse: Update Tegra234 nvmem keepout list
[not found] <20250126164609.964170-1-sashal@kernel.org>
@ 2025-01-26 16:46 ` Sasha Levin
0 siblings, 0 replies; only message in thread
From: Sasha Levin @ 2025-01-26 16:46 UTC (permalink / raw)
To: linux-kernel, stable
Cc: Kartik Rajput, Thierry Reding, Sasha Levin, thierry.reding,
jonathanh, arnd, linux-tegra
From: Kartik Rajput <kkartik@nvidia.com>
[ Upstream commit 836b341cc8dab680acc06a7883bfeea89680b689 ]
Various Nvidia userspace applications and tests access following fuse
via Fuse nvmem interface:
* odmid
* odminfo
* boot_security_info
* public_key_hash
* reserved_odm0
* reserved_odm1
* reserved_odm2
* reserved_odm3
* reserved_odm4
* reserved_odm5
* reserved_odm6
* reserved_odm7
* odm_lock
* pk_h1
* pk_h2
* revoke_pk_h0
* revoke_pk_h1
* security_mode
* system_fw_field_ratchet0
* system_fw_field_ratchet1
* system_fw_field_ratchet2
* system_fw_field_ratchet3
* optin_enable
Update tegra234_fuse_keepouts list to allow reading these fuse from
nvmem sysfs interface.
Signed-off-by: Kartik Rajput <kkartik@nvidia.com>
Link: https://lore.kernel.org/r/20241127061053.16775-1-kkartik@nvidia.com
Signed-off-by: Thierry Reding <treding@nvidia.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
drivers/soc/tegra/fuse/fuse-tegra30.c | 17 +++++++++++------
1 file changed, 11 insertions(+), 6 deletions(-)
diff --git a/drivers/soc/tegra/fuse/fuse-tegra30.c b/drivers/soc/tegra/fuse/fuse-tegra30.c
index e94d46372a639..402cf939c0326 100644
--- a/drivers/soc/tegra/fuse/fuse-tegra30.c
+++ b/drivers/soc/tegra/fuse/fuse-tegra30.c
@@ -646,15 +646,20 @@ static const struct nvmem_cell_lookup tegra234_fuse_lookups[] = {
};
static const struct nvmem_keepout tegra234_fuse_keepouts[] = {
- { .start = 0x01c, .end = 0x0c8 },
- { .start = 0x12c, .end = 0x184 },
+ { .start = 0x01c, .end = 0x064 },
+ { .start = 0x084, .end = 0x0a0 },
+ { .start = 0x0a4, .end = 0x0c8 },
+ { .start = 0x12c, .end = 0x164 },
+ { .start = 0x16c, .end = 0x184 },
{ .start = 0x190, .end = 0x198 },
{ .start = 0x1a0, .end = 0x204 },
- { .start = 0x21c, .end = 0x250 },
- { .start = 0x25c, .end = 0x2f0 },
+ { .start = 0x21c, .end = 0x2f0 },
{ .start = 0x310, .end = 0x3d8 },
- { .start = 0x400, .end = 0x4f0 },
- { .start = 0x4f8, .end = 0x7e8 },
+ { .start = 0x400, .end = 0x420 },
+ { .start = 0x444, .end = 0x490 },
+ { .start = 0x4bc, .end = 0x4f0 },
+ { .start = 0x4f8, .end = 0x54c },
+ { .start = 0x57c, .end = 0x7e8 },
{ .start = 0x8d0, .end = 0x8d8 },
{ .start = 0xacc, .end = 0xf00 }
};
--
2.39.5
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