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| author | Samuel Ortiz <[email protected]> | 2023-11-30 11:17:02 +0000 |
|---|---|---|
| committer | Palmer Dabbelt <[email protected]> | 2024-01-18 02:20:49 +0000 |
| commit | 10243401059287868a5651f869a2494368872add (patch) | |
| tree | a2a4b42d335b20de65d800407ee3f8188a4a5eff /drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c | |
| parent | riscv: Optimize hweight API with Zbb extension (diff) | |
| download | kernel-10243401059287868a5651f869a2494368872add.tar.gz kernel-10243401059287868a5651f869a2494368872add.zip | |
RISC-V: Implement archrandom when Zkr is available
The Zkr extension is ratified and provides 16 bits of entropy seed when
reading the SEED CSR.
We can implement arch_get_random_seed_longs() by doing multiple csrrw to
that CSR and filling an unsigned long with valid entropy bits.
Acked-by: Conor Dooley <[email protected]>
Signed-off-by: Samuel Ortiz <[email protected]>
Signed-off-by: Clément Léger <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Palmer Dabbelt <[email protected]>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c')
0 files changed, 0 insertions, 0 deletions