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coresight: platform: Make memory allocation helper generic 

Rename the of_coresight_alloc_memory() => coresight_alloc_conns()
as it is independent of the underlying firmware type. This is in
preparation for the ACPI support.

Signed-off-by: Suzuki K Poulose <suzuki.poulose@arm.com>
Signed-off-by: Mathieu Poirier <mathieu.poirier@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Suzuki K Poulose 2019-06-19 13:52:52 -06:00 committed by Greg Kroah-Hartman
parent 22aa495a64
commit 88a1607cbe
1 changed files with 19 additions and 15 deletions
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34
drivers/hwtracing/coresight/coresight-platform.c
View File

@ -17,6 +17,24 @@
#include <linux/cpumask.h>
#include <asm/smp_plat.h>
/*
* coresight_alloc_conns: Allocate connections record for each output
* port from the device.
*/
static int coresight_alloc_conns(struct device *dev,
struct coresight_platform_data *pdata)
{
if (pdata->nr_outport) {
pdata->conns = devm_kzalloc(dev, pdata->nr_outport *
sizeof(*pdata->conns),
GFP_KERNEL);
if (!pdata->conns)
return -ENOMEM;
}
return 0;
}
#ifdef CONFIG_OF
static int of_dev_node_match(struct device *dev, void *data)
{
@ -133,20 +151,6 @@ static void of_coresight_get_ports(const struct device_node *node,
}
}
static int of_coresight_alloc_memory(struct device *dev,
struct coresight_platform_data *pdata)
{
if (pdata->nr_outport) {
pdata->conns = devm_kzalloc(dev, pdata->nr_outport *
sizeof(*pdata->conns),
GFP_KERNEL);
if (!pdata->conns)
return -ENOMEM;
}
return 0;
}
int of_coresight_get_cpu(const struct device_node *node)
{
int cpu;
@ -252,7 +256,7 @@ of_get_coresight_platform_data(struct device *dev,
if (!pdata->nr_outport)
return pdata;
ret = of_coresight_alloc_memory(dev, pdata);
ret = coresight_alloc_conns(dev, pdata);
if (ret)
return ERR_PTR(ret);