lkml.org 
[lkml]   [2020]   [Jul]   [27]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [PATCH 2/6] interconnect: qcom: Implement xlate_extended() to parse tags
On Thu, Jul 23, 2020 at 04:09:38PM +0300, Georgi Djakov wrote:
> Implement a function to parse the arguments of the "interconnects" DT
> property and populate the interconnect path tags if this information
> is available.
>
> Signed-off-by: Georgi Djakov <georgi.djakov@linaro.org>
> ---
> drivers/interconnect/qcom/icc-rpmh.c | 27 +++++++++++++++++++++++++++
> drivers/interconnect/qcom/icc-rpmh.h | 1 +
> 2 files changed, 28 insertions(+)
>
> diff --git a/drivers/interconnect/qcom/icc-rpmh.c b/drivers/interconnect/qcom/icc-rpmh.c
> index 3ac5182c9ab2..44144fabec32 100644
> --- a/drivers/interconnect/qcom/icc-rpmh.c
> +++ b/drivers/interconnect/qcom/icc-rpmh.c
> @@ -6,6 +6,8 @@
> #include <linux/interconnect.h>
> #include <linux/interconnect-provider.h>
> #include <linux/module.h>
> +#include <linux/of.h>
> +#include <linux/slab.h>
>
> #include "bcm-voter.h"
> #include "icc-rpmh.h"
> @@ -92,6 +94,31 @@ int qcom_icc_set(struct icc_node *src, struct icc_node *dst)
> }
> EXPORT_SYMBOL_GPL(qcom_icc_set);
>
> +struct icc_node_data *qcom_icc_xlate_extended(struct of_phandle_args *spec, void *data)
> +{
> + struct icc_node_data *ndata;
> + struct icc_node *node;
> +
> + if (!spec)
> + return ERR_PTR(-EINVAL);
> +
> + node = of_icc_xlate_onecell(spec, data);
> + if (IS_ERR(node))
> + return ERR_CAST(node);
> +
> + ndata = kzalloc(sizeof(*ndata), GFP_KERNEL);
> + if (!ndata)
> + return ERR_PTR(-ENOMEM);
> +
> + ndata->node = node;
> +
> + if (spec->args_count == 2)
> + ndata->tag = spec->args[1];

Would a higher number of arguments (currently) be an error? Is so,
should it be reported?

\
 
 \ /
  Last update: 2020-07-27 22:20    [W:0.157 / U:0.284 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site