In the tegra_dma_runtime_suspend/resume functions, the pdev structure
is not needed, and so just call dev_get_drvdata() to get the device
data structure.
Signed-off-by: Jon Hunter <jonathanh@nvidia.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
 
 static int tegra_dma_runtime_suspend(struct device *dev)
 {
-       struct platform_device *pdev = to_platform_device(dev);
-       struct tegra_dma *tdma = platform_get_drvdata(pdev);
+       struct tegra_dma *tdma = dev_get_drvdata(dev);
 
        clk_disable_unprepare(tdma->dma_clk);
        return 0;
 
 static int tegra_dma_runtime_resume(struct device *dev)
 {
-       struct platform_device *pdev = to_platform_device(dev);
-       struct tegra_dma *tdma = platform_get_drvdata(pdev);
+       struct tegra_dma *tdma = dev_get_drvdata(dev);
        int ret;
 
        ret = clk_prepare_enable(tdma->dma_clk);