Re: [PATCH v3 02/14] mbox: qcom: add APCS child device for QCS404

Bjorn Andersson
2019-07-11T14:43:22Z

On Tue 25 Jun 09:47 PDT 2019, Jorge Ramirez-Ortiz wrote:

> There is clock controller functionality in the APCS hardware block of
> qcs404 devices similar to msm8916.
>
> Co-developed-by: Niklas Cassel <niklas.cassel@linaro.org>
> Signed-off-by: Niklas Cassel <niklas.cassel@linaro.org>
> Signed-off-by: Jorge Ramirez-Ortiz <jorge.ramirez-ortiz@linaro.org>
> ---
> drivers/mailbox/qcom-apcs-ipc-mailbox.c | 18 ++++++++++--------
> 1 file changed, 10 insertions(+), 8 deletions(-)
>
> diff --git a/drivers/mailbox/qcom-apcs-ipc-mailbox.c b/drivers/mailbox/qcom-apcs-ipc-mailbox.c
> index 705e17a5479c..a05dc3aabac7 100644
> --- a/drivers/mailbox/qcom-apcs-ipc-mailbox.c
> +++ b/drivers/mailbox/qcom-apcs-ipc-mailbox.c
> @@ -89,16 +89,18 @@ static int qcom_apcs_ipc_probe(struct platform_device *pdev)
> return ret;
> }
>
> - if (of_device_is_compatible(np, "qcom,msm8916-apcs-kpss-global")) {
> - apcs->clk = platform_device_register_data(&pdev->dev,
> - "qcom-apcs-msm8916-clk",
> - -1, NULL, 0);
> - if (IS_ERR(apcs->clk))
> - dev_err(&pdev->dev, "failed to register APCS clk\n");
> - }
> -
> platform_set_drvdata(pdev, apcs);
>
> + if (!of_device_is_compatible(np, "qcom,msm8916-apcs-kpss-global") &&
> + !of_device_is_compatible(np, "qcom,qcs404-apcs-apps-global"))

If the remainder of the function was a long snippet I think this would
motivate the somewhat unusual early return. But I think it would be
cleaner to just add to the existing conditional.

Regards,
Bjorn

> + return 0;
> +
> + apcs->clk = platform_device_register_data(&pdev->dev,
> + "qcom-apcs-msm8916-clk",
> + -1, NULL, 0);
> + if (IS_ERR(apcs->clk))
> + dev_err(&pdev->dev, "failed to register APCS clk\n");
> +
> return 0;
> }
>
> --
> 2.21.0