[media] exynos4-is: Leave FIMC clocks enabled when runtime PM is disabled
Driver should ensure a device can be also used normally when runtime PM is disabled. So enable the FIMC clock in probe() in such situation. Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com> Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>hifive-unleashed-5.1
parent
7d459937dc
commit
ea3f1a3db3
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@ -998,36 +998,39 @@ static int fimc_probe(struct platform_device *pdev)
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ret = devm_request_irq(dev, res->start, fimc_irq_handler,
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ret = devm_request_irq(dev, res->start, fimc_irq_handler,
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0, dev_name(dev), fimc);
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0, dev_name(dev), fimc);
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if (ret) {
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if (ret < 0) {
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dev_err(dev, "failed to install irq (%d)\n", ret);
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dev_err(dev, "failed to install irq (%d)\n", ret);
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goto err_clk;
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goto err_sclk;
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}
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}
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ret = fimc_initialize_capture_subdev(fimc);
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ret = fimc_initialize_capture_subdev(fimc);
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if (ret)
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if (ret < 0)
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goto err_clk;
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goto err_sclk;
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platform_set_drvdata(pdev, fimc);
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platform_set_drvdata(pdev, fimc);
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pm_runtime_enable(dev);
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pm_runtime_enable(dev);
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ret = pm_runtime_get_sync(dev);
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if (ret < 0)
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if (!pm_runtime_enabled(dev)) {
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goto err_sd;
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ret = clk_enable(fimc->clock[CLK_GATE]);
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if (ret < 0)
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goto err_sd;
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}
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/* Initialize contiguous memory allocator */
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/* Initialize contiguous memory allocator */
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fimc->alloc_ctx = vb2_dma_contig_init_ctx(dev);
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fimc->alloc_ctx = vb2_dma_contig_init_ctx(dev);
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if (IS_ERR(fimc->alloc_ctx)) {
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if (IS_ERR(fimc->alloc_ctx)) {
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ret = PTR_ERR(fimc->alloc_ctx);
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ret = PTR_ERR(fimc->alloc_ctx);
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goto err_pm;
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goto err_gclk;
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}
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}
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dev_dbg(dev, "FIMC.%d registered successfully\n", fimc->id);
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dev_dbg(dev, "FIMC.%d registered successfully\n", fimc->id);
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pm_runtime_put(dev);
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return 0;
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return 0;
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err_pm:
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pm_runtime_put(dev);
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err_gclk:
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clk_disable(fimc->clock[CLK_GATE]);
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err_sd:
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err_sd:
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fimc_unregister_capture_subdev(fimc);
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fimc_unregister_capture_subdev(fimc);
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err_clk:
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err_sclk:
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clk_disable(fimc->clock[CLK_BUS]);
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clk_disable(fimc->clock[CLK_BUS]);
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fimc_clk_put(fimc);
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fimc_clk_put(fimc);
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return ret;
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return ret;
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