diff options
Diffstat (limited to 'drivers/char/hw_random')
| -rw-r--r-- | drivers/char/hw_random/Kconfig | 1 | ||||
| -rw-r--r-- | drivers/char/hw_random/cn10k-rng.c | 2 | ||||
| -rw-r--r-- | drivers/char/hw_random/ks-sa-rng.c | 4 | ||||
| -rw-r--r-- | drivers/char/hw_random/timeriomem-rng.c | 2 |
4 files changed, 7 insertions, 2 deletions
diff --git a/drivers/char/hw_random/Kconfig b/drivers/char/hw_random/Kconfig index e316cbc5baa9..492a2a61a65b 100644 --- a/drivers/char/hw_random/Kconfig +++ b/drivers/char/hw_random/Kconfig @@ -312,6 +312,7 @@ config HW_RANDOM_INGENIC_TRNG config HW_RANDOM_NOMADIK tristate "ST-Ericsson Nomadik Random Number Generator support" depends on ARCH_NOMADIK || COMPILE_TEST + depends on ARM_AMBA default HW_RANDOM help This driver provides kernel-side support for the Random Number diff --git a/drivers/char/hw_random/cn10k-rng.c b/drivers/char/hw_random/cn10k-rng.c index 31935316a160..3b4e78182e14 100644 --- a/drivers/char/hw_random/cn10k-rng.c +++ b/drivers/char/hw_random/cn10k-rng.c @@ -188,7 +188,7 @@ static int cn10k_rng_probe(struct pci_dev *pdev, const struct pci_device_id *id) rng->reg_base = pcim_iomap(pdev, 0, 0); if (!rng->reg_base) - return dev_err_probe(&pdev->dev, -ENOMEM, "Error while mapping CSRs, exiting\n"); + return -ENOMEM; rng->ops.name = devm_kasprintf(&pdev->dev, GFP_KERNEL, "cn10k-rng-%s", dev_name(&pdev->dev)); diff --git a/drivers/char/hw_random/ks-sa-rng.c b/drivers/char/hw_random/ks-sa-rng.c index d8fd8a354482..9e408144a10c 100644 --- a/drivers/char/hw_random/ks-sa-rng.c +++ b/drivers/char/hw_random/ks-sa-rng.c @@ -231,6 +231,10 @@ static int ks_sa_rng_probe(struct platform_device *pdev) if (IS_ERR(ks_sa_rng->regmap_cfg)) return dev_err_probe(dev, -EINVAL, "syscon_node_to_regmap failed\n"); + ks_sa_rng->clk = devm_clk_get_enabled(dev, NULL); + if (IS_ERR(ks_sa_rng->clk)) + return dev_err_probe(dev, PTR_ERR(ks_sa_rng->clk), "Failed to get clock\n"); + pm_runtime_enable(dev); ret = pm_runtime_resume_and_get(dev); if (ret < 0) { diff --git a/drivers/char/hw_random/timeriomem-rng.c b/drivers/char/hw_random/timeriomem-rng.c index b95f6d0f17ed..e61f06393209 100644 --- a/drivers/char/hw_random/timeriomem-rng.c +++ b/drivers/char/hw_random/timeriomem-rng.c @@ -150,7 +150,7 @@ static int timeriomem_rng_probe(struct platform_device *pdev) priv->rng_ops.quality = pdata->quality; } - priv->period = ns_to_ktime(period * NSEC_PER_USEC); + priv->period = us_to_ktime(period); init_completion(&priv->completion); hrtimer_setup(&priv->timer, timeriomem_rng_trigger, CLOCK_MONOTONIC, HRTIMER_MODE_ABS); |