linux-kernel - [PATCH 1/2] drivers/perf: Directly use ida

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Date:   Thu, 19 May 2022 08:01:26 +0000
From:   keliu <liuke94@...wei.com>
To:     <will@...nel.org>, <mark.rutland@....com>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-kernel@...r.kernel.org>
CC:     keliu <liuke94@...wei.com>
Subject: [PATCH 1/2] drivers/perf: Directly use ida_alloc()/free()

Use ida_alloc()/ida_free() instead of deprecated
ida_simple_get()/ida_simple_remove() .

Signed-off-by: keliu <liuke94@...wei.com>
---
 drivers/perf/fsl_imx8_ddr_perf.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/perf/fsl_imx8_ddr_perf.c b/drivers/perf/fsl_imx8_ddr_perf.c
index b1b2a55de77f..8e058e08fe81 100644
--- a/drivers/perf/fsl_imx8_ddr_perf.c
+++ b/drivers/perf/fsl_imx8_ddr_perf.c
@@ -611,7 +611,7 @@ static int ddr_perf_init(struct ddr_pmu *pmu, void __iomem *base,
 		.dev = dev,
 	};
 
-	pmu->id = ida_simple_get(&ddr_ida, 0, 0, GFP_KERNEL);
+	pmu->id = ida_alloc(&ddr_ida, GFP_KERNEL);
 	return pmu->id;
 }
 
@@ -765,7 +765,7 @@ static int ddr_perf_probe(struct platform_device *pdev)
 cpuhp_instance_err:
 	cpuhp_remove_multi_state(pmu->cpuhp_state);
 cpuhp_state_err:
-	ida_simple_remove(&ddr_ida, pmu->id);
+	ida_free(&ddr_ida, pmu->id);
 	dev_warn(&pdev->dev, "i.MX8 DDR Perf PMU failed (%d), disabled\n", ret);
 	return ret;
 }
@@ -779,7 +779,7 @@ static int ddr_perf_remove(struct platform_device *pdev)
 
 	perf_pmu_unregister(&pmu->pmu);
 
-	ida_simple_remove(&ddr_ida, pmu->id);
+	ida_free(&ddr_ida, pmu->id);
 	return 0;
 }
 
-- 
2.25.1