On Wed, May 1, 2019 at 10:35 AM Zhi Li <lznuaa@xxxxxxxxx> wrote: > > On Wed, May 1, 2019 at 10:24 AM Will Deacon <will.deacon@xxxxxxx> wrote: > > > > On Wed, May 01, 2019 at 03:21:00PM +0000, Frank Li wrote: > > > +static int ddr_perf_probe(struct platform_device *pdev) > > > +{ > > > + struct ddr_pmu *pmu; > > > + struct device_node *np; > > > + void __iomem *base; > > > + char *name; > > > + int num; > > > + int ret; > > > + int irq; > > > + > > > + base = devm_platform_ioremap_resource(pdev, 0); > > > + if (IS_ERR(base)) > > > + return PTR_ERR(base); > > > + > > > + np = pdev->dev.of_node; > > > + > > > + pmu = devm_kzalloc(&pdev->dev, sizeof(*pmu), GFP_KERNEL); > > > + if (!pmu) > > > + return -ENOMEM; > > > + > > > + num = ddr_perf_init(pmu, base, &pdev->dev); > > > + > > > + platform_set_drvdata(pdev, pmu); > > > + > > > + name = devm_kasprintf(&pdev->dev, GFP_KERNEL, "imx_ddr%d", num); > > > > Still not happy with this. > > is imx_ddr_pmu%d okay? imx_ddr%d_pmu look like more reasonable. best regards Frank Li > > > > > Will