Re: [PATCH 2/7] soc: qcom: geni-se: Populate clk_perf_tbl with SE source clock frequencies from perf OPP table
Konrad Dybcio <[email protected]>
| Newsgroups | org.kernel.vger.linux-serial,org.infradead.lists.linux-arm-kernel,org.kernel.vger.arm-scmi,org.kernel.vger.linux-arm-msm,org.kernel.vger.linux-i2c,org.kernel.vger.linux-kernel,org.kernel.vger.linux-pm,org.kernel.vger.linux-spi |
|---|---|
| Message-ID | <[email protected]> |
On 8/4/26 9:57 PM, Praveen Talari wrote:
> Currently, on the SA8255P platform, protocol drivers attached via
> geni_se_domain_attach() treat each OPP on the perf domain as directly
> corresponding to a protocol value such as a baudrate or requested
> frequency, and simply request that OPP via
[...]
> @@ -1175,6 +1181,29 @@ int geni_se_domain_attach(struct geni_se *se)
> else if (ret < 0)
> return ret;
>
> + perf_dev = se->pd_list->pd_devs[DOMAIN_IDX_PERF];
> +
> + num_opps = dev_pm_opp_get_opp_count(perf_dev);
> + if (num_opps <= 0)
> + return num_opps < 0 ? num_opps : -ENODEV;
if (num_opps < 0)
return num_opps;
if (num_opps == 0)
return -ENODEV;
> +
> + se->clk_perf_tbl = devm_kcalloc(se->dev, num_opps,
> + sizeof(*se->clk_perf_tbl),
> + GFP_KERNEL);
> + if (!se->clk_perf_tbl)
> + return -ENOMEM;
> +
> + for (i = 0, level = 0; i < num_opps; i++, level++) {
One iterator is sufficient here
Konrad