On 04-04-19, 07:09, Niklas Cassel wrote:
> From: Jorge Ramirez-Ortiz
>
Always have something here, even for the simplest of the patches.
> Signed-off-by: Jorge Ramirez-Ortiz
> Co-developed-by: Niklas Cassel
> Signed-off-by: Niklas Cassel
> ---
> drivers/cpufreq/qcom-cpufreq-nvmem.c | 18 ++
> 1 file changed, 18 insertions(+)
>
> diff --git a/drivers/cpufreq/qcom-cpufreq-nvmem.c
> b/drivers/cpufreq/qcom-cpufreq-nvmem.c
> index 366c65a7132a..7fdc38218390 100644
> --- a/drivers/cpufreq/qcom-cpufreq-nvmem.c
> +++ b/drivers/cpufreq/qcom-cpufreq-nvmem.c
> @@ -24,6 +24,7 @@
> #include
> #include
> #include
> +#include
> #include
> #include
> #include
> @@ -79,6 +80,13 @@ static enum _msm8996_version qcom_cpufreq_get_msm_id(void)
> return version;
> }
>
> +static int qcom_cpufreq_qcs404_name_version(struct device *cpu_dev,
> + struct nvmem_cell *speedbin_nvmem,
> + struct qcom_cpufreq_drv *drv)
> +{
> + return 0;
> +}
> +
Why provide empty stubs? Rather check for get_version() in probe and call only
if it is supported.
> static int qcom_cpufreq_kryo_name_version(struct device *cpu_dev,
> struct nvmem_cell *speedbin_nvmem,
> struct qcom_cpufreq_drv *drv)
> @@ -191,6 +199,14 @@ static int qcom_cpufreq_probe(struct platform_device
> *pdev)
> dev_err(cpu_dev, "Failed to set supported hardware\n");
> goto free_opp;
> }
> +
> + ret = dev_pm_domain_attach(cpu_dev, false);
Why is it required specially for this platform and not earlier ?
And I was hoping for the attach-by-name thing to be present here instead because
of multiple domain thing.
> + if (ret) {
> + if (ret == -EPROBE_DEFER)
> + goto free_opp;
> + dev_err(cpu_dev, "Could not attach to pm_domain: %d\n",
> + ret);
And it is okay if we couldn't attach the domain ?
> + }
> }
>
> cpufreq_dt_pdev = platform_device_register_simple("cpufreq-dt", -1,
> @@ -247,6 +263,8 @@ static const struct of_device_id
> qcom_cpufreq_match_list[] __initconst = {
> .data = qcom_cpufreq_kryo_name_version },
> { .compatible = "qcom,msm8996",
> .data = qcom_cpufreq_kryo_name_version },
> + { .compatible = "qcom,qcs404",
> + .data = qcom_cpufreq_qcs404_name_version },
> {},
> };
>
> --
> 2.20.1
--
viresh