Commit 037e8cf6 authored by Frank Li's avatar Frank Li Committed by Will Deacon
Browse files

perf/imx_ddr: Get and enable optional clks 



Get and enable optional clks because fsl,imx8dxl-db-pmu have two clocks.

Signed-off-by: default avatarFrank Li <Frank.Li@nxp.com>
Signed-off-by: default avatarWill Deacon <will@kernel.org>
parent 66db99ff

drivers/perf/fsl_imx8_ddr_perf.c

+7 −0
Original line number Diff line number Diff line
@@ -5,6 +5,7 @@ 
 */



#include <linux/bitfield.h>

#include <linux/clk.h>

#include <linux/init.h>

#include <linux/interrupt.h>

#include <linux/io.h>
@@ -732,10 +733,12 @@ static int ddr_perf_offline_cpu(unsigned int cpu, struct hlist_node *node) 


static int ddr_perf_probe(struct platform_device *pdev)

{

	struct clk_bulk_data *clks;

	struct ddr_pmu *pmu;

	struct device_node *np;

	void __iomem *base;

	char *name;

	int nclks;

	int num;

	int ret;

	int irq;
@@ -754,6 +757,10 @@ static int ddr_perf_probe(struct platform_device *pdev) 


	platform_set_drvdata(pdev, pmu);



	nclks = devm_clk_bulk_get_all_enabled(&pdev->dev, &clks);

	if (nclks < 0)

		return dev_err_probe(&pdev->dev, nclks, "Failure get clks\n");



	num = ida_alloc(&ddr_ida, GFP_KERNEL);

	if (num < 0)

		return num;