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devfreq_devbw: Assign labels to devbw nodes. 

Helps in using them from user space later.

Change-Id: Ic4c33e882d6535eded77a2a7c79c223ec3255924
This commit is contained in:
Danny Baumann 2016-06-07 06:27:09 -04:00 committed by Luca Stefani
parent c7f5e69157
commit 98049851b6
4 changed files with 8 additions and 1 deletions
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1
arch/arm/boot/dts/qcom/msm8976-gpu.dtsi
View File

@ -18,6 +18,7 @@
/* Bus governor */
gpubw: qcom,gpubw {
label = "gpubw";
compatible = "qcom,devbw";
governor = "bw_vbif";
qcom,src-dst-ports = <26 512>;

2
arch/arm/boot/dts/qcom/msm8976.dtsi
View File

@ -406,6 +406,7 @@
};
cpubw: qcom,cpubw {
label = "cpubw";
compatible = "qcom,devbw";
governor = "cpufreq";
qcom,src-dst-ports = <1 512>;
@ -423,6 +424,7 @@
};
mincpubw: qcom,mincpubw {
label = "mincpubw";
compatible = "qcom,devbw";
governor = "cpufreq";
qcom,src-dst-ports = <1 512>;

1
arch/arm/boot/dts/samsung/msm8976/msm8976-sec-msm8976lte-common.dtsi
View File

@ -172,6 +172,7 @@
/delete-node/ qcom,cpubw;
cpubw: qcom,cpubw@0 {
label = "cpubw";
reg = <0 4>;
compatible = "qcom,devbw";
governor = "cpufreq";

5
drivers/devfreq/devfreq_devbw.c
View File

@ -137,7 +137,7 @@ int devfreq_add_devbw(struct device *dev)
struct dev_data *d;
struct devfreq_dev_profile *p;
u32 *data, ports[MAX_PATHS * 2];
const char *gov_name;
const char *gov_name, *label;
int ret, len, i, num_paths;
d = devm_kzalloc(dev, sizeof(*d), GFP_KERNEL);
@ -145,6 +145,9 @@ int devfreq_add_devbw(struct device *dev)
return -ENOMEM;
dev_set_drvdata(dev, d);
if (of_property_read_string(dev->of_node, "label", &label) == 0)
dev_set_name(dev, "%s", label);
if (of_find_property(dev->of_node, PROP_PORTS, &len)) {
len /= sizeof(ports[0]);
if (len % 2 || len > ARRAY_SIZE(ports)) {