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| author | Andrey Zhizhikin <andrey.zhizhikin@leica-geosystems.com> | 2021-08-16 11:40:28 +0000 |
|---|---|---|
| committer | Andrey Zhizhikin <andrey.zhizhikin@leica-geosystems.com> | 2021-08-16 11:40:28 +0000 |
| commit | 49dc55b9cb46c392ba3fdfe4deeb04cb6f8035c3 (patch) | |
| tree | 427dcf1cba800606a279d9ac4025e00df97667a1 /arch/arm/mach-imx | |
| parent | bbdb668ff5762f9a89f29fd88b5393b696499f38 (diff) | |
| parent | a998faa9c4cee7dc68f3f6f82be93bbb99dda322 (diff) | |
Merge tag 'v5.4.140' into 5.4-2.3.x-imx
This is the 5.4.140 stable release
Signed-off-by: Andrey Zhizhikin <andrey.zhizhikin@leica-geosystems.com>
Diffstat (limited to 'arch/arm/mach-imx')
| -rw-r--r-- | arch/arm/mach-imx/mmdc.c | 17 |
1 files changed, 14 insertions, 3 deletions
diff --git a/arch/arm/mach-imx/mmdc.c b/arch/arm/mach-imx/mmdc.c index 8599936fc001..f4589e8ee04c 100644 --- a/arch/arm/mach-imx/mmdc.c +++ b/arch/arm/mach-imx/mmdc.c @@ -104,6 +104,7 @@ struct mmdc_pmu { struct perf_event *mmdc_events[MMDC_NUM_COUNTERS]; struct hlist_node node; struct fsl_mmdc_devtype_data *devtype_data; + struct clk *mmdc_ipg_clk; }; /* @@ -463,11 +464,14 @@ static int imx_mmdc_remove(struct platform_device *pdev) cpuhp_state_remove_instance_nocalls(cpuhp_mmdc_state, &pmu_mmdc->node); perf_pmu_unregister(&pmu_mmdc->pmu); + iounmap(pmu_mmdc->mmdc_base); + clk_disable_unprepare(pmu_mmdc->mmdc_ipg_clk); kfree(pmu_mmdc); return 0; } -static int imx_mmdc_perf_init(struct platform_device *pdev, void __iomem *mmdc_base) +static int imx_mmdc_perf_init(struct platform_device *pdev, void __iomem *mmdc_base, + struct clk *mmdc_ipg_clk) { struct mmdc_pmu *pmu_mmdc; char *name; @@ -495,6 +499,7 @@ static int imx_mmdc_perf_init(struct platform_device *pdev, void __iomem *mmdc_b } mmdc_num = mmdc_pmu_init(pmu_mmdc, mmdc_base, &pdev->dev); + pmu_mmdc->mmdc_ipg_clk = mmdc_ipg_clk; if (mmdc_num == 0) name = "mmdc"; else @@ -530,7 +535,7 @@ pmu_free: #else #define imx_mmdc_remove NULL -#define imx_mmdc_perf_init(pdev, mmdc_base) 0 +#define imx_mmdc_perf_init(pdev, mmdc_base, mmdc_ipg_clk) 0 #endif static int imx_mmdc_probe(struct platform_device *pdev) @@ -568,7 +573,13 @@ static int imx_mmdc_probe(struct platform_device *pdev) val &= ~(1 << BP_MMDC_MAPSR_PSD); writel_relaxed(val, reg); - return imx_mmdc_perf_init(pdev, mmdc_base); + err = imx_mmdc_perf_init(pdev, mmdc_base, mmdc_ipg_clk); + if (err) { + iounmap(mmdc_base); + clk_disable_unprepare(mmdc_ipg_clk); + } + + return err; } int imx_mmdc_get_ddr_type(void) |