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mmc: sdhci-esdhc-imx: Changes the order of how clocks are being re-enabled

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runtime_resume() should re-enable the clocks in reverse order comparing with
runtime_suspend()

Signed-off-by: Michael Trimarchi <michael@amarulasolutions.com>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
This commit is contained in:
Michael Trimarchi 2018-01-04 16:30:58 +01:00 committed by Ulf Hansson
parent 371d39fabc
commit a0ad308758
1 changed files with 9 additions and 7 deletions
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16
drivers/mmc/host/sdhci-esdhc-imx.c
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@ -1411,31 +1411,33 @@ static int sdhci_esdhc_runtime_resume(struct device *dev)
struct pltfm_imx_data *imx_data = sdhci_pltfm_priv(pltfm_host);
int err;
err = clk_prepare_enable(imx_data->clk_ahb);
if (err)
return err;
if (!sdhci_sdio_irq_enabled(host)) {
err = clk_prepare_enable(imx_data->clk_per);
if (err)
return err;
goto disable_ahb_clk;
err = clk_prepare_enable(imx_data->clk_ipg);
if (err)
goto disable_per_clk;
}
err = clk_prepare_enable(imx_data->clk_ahb);
if (err)
goto disable_ipg_clk;
err = sdhci_runtime_resume_host(host);
if (err)
goto disable_ahb_clk;
goto disable_ipg_clk;
return 0;
disable_ahb_clk:
clk_disable_unprepare(imx_data->clk_ahb);
disable_ipg_clk:
if (!sdhci_sdio_irq_enabled(host))
clk_disable_unprepare(imx_data->clk_ipg);
disable_per_clk:
if (!sdhci_sdio_irq_enabled(host))
clk_disable_unprepare(imx_data->clk_per);
disable_ahb_clk:
clk_disable_unprepare(imx_data->clk_ahb);
return err;
}
#endif