diff options
| author | Paolo Bonzini <[email protected]> | 2024-11-14 12:06:24 +0000 |
|---|---|---|
| committer | Paolo Bonzini <[email protected]> | 2024-11-14 12:06:24 +0000 |
| commit | 0586ade9e7f9491ccbe1e00975978cb9c2093006 (patch) | |
| tree | 3dbb536e37d3e86086bd51dcee4bf81041bac087 /drivers/pwm/pwm-imx-tpm.c | |
| parent | Merge tag 'kvmarm-6.13' of https://git.kernel.org/pub/scm/linux/kernel/git/kv... (diff) | |
| parent | irqchip/loongson-eiointc: Add virt extension support (diff) | |
| download | kernel-0586ade9e7f9491ccbe1e00975978cb9c2093006.tar.gz kernel-0586ade9e7f9491ccbe1e00975978cb9c2093006.zip | |
Merge tag 'loongarch-kvm-6.13' of git://git.kernel.org/pub/scm/linux/kernel/git/chenhuacai/linux-loongson into HEAD
LoongArch KVM changes for v6.13
1. Add iocsr and mmio bus simulation in kernel.
2. Add in-kernel interrupt controller emulation.
3. Add virt extension support for eiointc irqchip.
Diffstat (limited to 'drivers/pwm/pwm-imx-tpm.c')
| -rw-r--r-- | drivers/pwm/pwm-imx-tpm.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/pwm/pwm-imx-tpm.c b/drivers/pwm/pwm-imx-tpm.c index 96ea343856f0..7ee7b65b9b90 100644 --- a/drivers/pwm/pwm-imx-tpm.c +++ b/drivers/pwm/pwm-imx-tpm.c @@ -106,7 +106,9 @@ static int pwm_imx_tpm_round_state(struct pwm_chip *chip, p->prescale = prescale; period_count = (clock_unit + ((1 << prescale) >> 1)) >> prescale; - p->mod = period_count; + if (period_count == 0) + return -EINVAL; + p->mod = period_count - 1; /* calculate real period HW can support */ tmp = (u64)period_count << prescale; |