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| author | Paolo Bonzini <pbonzini@redhat.com> | 2021-06-25 11:24:24 -0400 |
|---|---|---|
| committer | Paolo Bonzini <pbonzini@redhat.com> | 2021-06-25 11:24:24 -0400 |
| commit | b8917b4ae44d1b945f6fba3d8ee6777edb44633b (patch) | |
| tree | 0e3b6b1113b40d444f078b3bedcd98b93ac78f4a /drivers/firmware/arm_scpi.c | |
| parent | 79b1e56509beb8d53b2b92f27555cd2175c67b8a (diff) | |
| parent | 188982cda00ebfe28b50c2905d9bbaa2e9a001b9 (diff) | |
Merge tag 'kvmarm-5.14' of git://git.kernel.org/pub/scm/linux/kernel/git/kvmarm/kvmarm into HEAD
KVM/arm64 updates for v5.14.
- Add MTE support in guests, complete with tag save/restore interface
- Reduce the impact of CMOs by moving them in the page-table code
- Allow device block mappings at stage-2
- Reduce the footprint of the vmemmap in protected mode
- Support the vGIC on dumb systems such as the Apple M1
- Add selftest infrastructure to support multiple configuration
and apply that to PMU/non-PMU setups
- Add selftests for the debug architecture
- The usual crop of PMU fixes
Diffstat (limited to 'drivers/firmware/arm_scpi.c')
| -rw-r--r-- | drivers/firmware/arm_scpi.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/firmware/arm_scpi.c b/drivers/firmware/arm_scpi.c index d0dee37ad522..4ceba5ef7895 100644 --- a/drivers/firmware/arm_scpi.c +++ b/drivers/firmware/arm_scpi.c @@ -552,8 +552,10 @@ static unsigned long scpi_clk_get_val(u16 clk_id) ret = scpi_send_message(CMD_GET_CLOCK_VALUE, &le_clk_id, sizeof(le_clk_id), &rate, sizeof(rate)); + if (ret) + return 0; - return ret ? ret : le32_to_cpu(rate); + return le32_to_cpu(rate); } static int scpi_clk_set_val(u16 clk_id, unsigned long rate) |