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bus: ARM CCN PMU driver updates

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* Fixed missing module aliases, thus autoloading.
 * Use appropriate (c)allocation function for arrays of structures.
 * Add compatibility string (thus support) for CCN-502 variant.
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Merge tag 'ccn/fixes-for-4.13-v2' of git://git.linaro.org/people/pawel.moll/linux into next/fixes-non-critical

Pull "bus: ARM CCN PMU driver updates" from Paweł Moll:

* Fixed missing module aliases, thus autoloading.
* Use appropriate (c)allocation function for arrays of structures.
* Add compatibility string (thus support) for CCN-502 variant.

* tag 'ccn/fixes-for-4.13-v2' of git://git.linaro.org/people/pawel.moll/linux:
  bus: arm-ccn: Enable stats for CCN-502 interconnect
  dt-bindings: arm-ccn: Add bindings info for CCN-502 compatible string
  bus: arm-ccn: Use devm_kcalloc() in arm_ccn_probe()
  bus: arm-ccn: Fix module autoload
This commit is contained in:
Arnd Bergmann 2017-06-23 17:06:09 +02:00
commit 0281bafa39
2 changed files with 7 additions and 4 deletions
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1
Documentation/devicetree/bindings/arm/ccn.txt
View File

@ -3,6 +3,7 @@
Required properties:
- compatible: (standard compatible string) should be one of:
"arm,ccn-502"
"arm,ccn-504"
"arm,ccn-508"

10
drivers/bus/arm-ccn.c
View File

@ -1520,10 +1520,10 @@ static int arm_ccn_probe(struct platform_device *pdev)
if (err)
return err;
ccn->node = devm_kzalloc(ccn->dev, sizeof(*ccn->node) * ccn->num_nodes,
GFP_KERNEL);
ccn->xp = devm_kzalloc(ccn->dev, sizeof(*ccn->node) * ccn->num_xps,
GFP_KERNEL);
ccn->node = devm_kcalloc(ccn->dev, ccn->num_nodes, sizeof(*ccn->node),
GFP_KERNEL);
ccn->xp = devm_kcalloc(ccn->dev, ccn->num_xps, sizeof(*ccn->node),
GFP_KERNEL);
if (!ccn->node || !ccn->xp)
return -ENOMEM;
@ -1544,9 +1544,11 @@ static int arm_ccn_remove(struct platform_device *pdev)
}
static const struct of_device_id arm_ccn_match[] = {
{ .compatible = "arm,ccn-502", },
{ .compatible = "arm,ccn-504", },
{},
};
MODULE_DEVICE_TABLE(of, arm_ccn_match);
static struct platform_driver arm_ccn_driver = {
.driver = {