m->vdd = devm_regulator_get(&pdev->dev, "vdd"); if (IS_ERR(m->vdd)) dev_err(&pdev->dev, "missing vdd regulator\n"); return PTR_ERR(m->vdd);

platform_set_drvdata(pdev, m); return 0;

struct msm_dev *m = dev_id;

cpu_ptr = dmam_alloc_coherent(m->dev->dev, size, &dma_handle, GFP_KERNEL); if (!cpu_ptr) return -ENOMEM;

ret = clk_prepare_enable(m->core_clk); if (ret) return ret;