Hi Marek
On 5/5/22 15:44, Marek Vasut wrote:
> On 5/5/22 15:17, Patrice Chotard wrote:
>
> [...]
>
>> @@ -81,68 +79,31 @@ static int ehci_usb_probe(struct udevice *dev)
>> struct generic_ehci *priv = dev_get_priv(dev);
>> struct ehci_hccr *hccr;
>> struct ehci_hcor *hcor;
>> - int i, err, ret, clock_nb, reset_nb;
>> + int err, ret;
>> err = 0;
>> - priv->clock_count = 0;
>> - clock_nb = ofnode_count_phandle_with_args(dev_ofnode(dev), "clocks",
>> - "#clock-cells", 0);
>> - if (clock_nb > 0) {
>> - priv->clocks = devm_kcalloc(dev, clock_nb, sizeof(struct clk),
>> - GFP_KERNEL);
>> - if (!priv->clocks)
>> - return -ENOMEM;
>> -
>> - for (i = 0; i < clock_nb; i++) {
>> - err = clk_get_by_index(dev, i, >clocks[i]);
>> -
>> - if (err < 0)
>> - break;
>> - err = clk_enable(>clocks[i]);
>> - if (err && err != -ENOSYS) {
>> - dev_err(dev, "failed to enable clock %d\n", i);
>> - clk_free(>clocks[i]);
>> - goto clk_err;
>> - }
>> - priv->clock_count++;
>> - }
>> - } else {
>> - if (clock_nb != -ENOENT) {
>> - dev_err(dev, "failed to get clock phandle(%d)\n",
>> - clock_nb);
>> - return clock_nb;
>> - }
>> + ret = clk_get_bulk(dev, >clocks);
>> + if (ret) {
>> + dev_err(dev, "Failed to get clocks\n");
>
> Print the error code in the error message, so the user can immediately
> determine what went wrong without rebuilding the code with extra debug prints
> (and that goes for other messages and other drivers too, the error code is
> useful there).
>
> dev_err(dev, "Failed to get clocks (ret=%d)\n", ret);
>
> [...]
Right, i will add the ret value in dev_err();
Thanks
Patrice