forked from luck/tmp_suning_uos_patched
mmc: meson-gx: ack only raised irq
This is merely a clean up. It makes sense to only ack raised irqs instead of acking everything all the time. Signed-off-by: Jerome Brunet <jbrunet@baylibre.com> Acked-by: Martin Blumenstingl <martin.blumenstingl@googlemail.com> Reviewed-by: Kevin Hilman <khilman@baylibre.com> Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
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@ -1082,9 +1082,6 @@ static irqreturn_t meson_mmc_irq(int irq, void *dev_id)
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}
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out:
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/* ack all enabled interrupts */
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writel(irq_en, host->regs + SD_EMMC_STATUS);
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if (cmd->error) {
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/* Stop desc in case of errors */
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u32 start = readl(host->regs + SD_EMMC_START);
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@ -1096,6 +1093,9 @@ static irqreturn_t meson_mmc_irq(int irq, void *dev_id)
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if (ret == IRQ_HANDLED)
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meson_mmc_request_done(host->mmc, cmd->mrq);
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/* ack all raised interrupts */
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writel(status, host->regs + SD_EMMC_STATUS);
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return ret;
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}
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