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@xxxxxxxxxxxx>
---
drivers/mmc/host/meson-gx-mmc.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/drivers/mmc/host/meson-gx-mmc.c b/drivers/mmc/host/meson-gx-mmc.c
index 2deeacc051b1..8b690ecde4c5 100644
--- a/drivers/mmc/host/meson-gx-mmc.c
+++ b/drivers/mmc/host/meson-gx-mmc.c
@@ -1082,9 +1082,6 @@ static irqreturn_t meson_mmc_irq(int irq, void *dev_id)
}
out:
- /* ack all enabled interrupts */
- writel(irq_en, host->regs + SD_EMMC_STATUS);
-
if (cmd->error) {
/* Stop desc in case of errors */
u32 start = readl(host->regs + SD_EMMC_START);
@@ -1096,6 +1093,9 @@ static irqreturn_t meson_mmc_irq(int irq, void *dev_id)
if (ret == IRQ_HANDLED)
meson_mmc_request_done(host->mmc, cmd->mrq);
+ /* ack all raised interrupts */
+ writel(status, host->regs + SD_EMMC_STATUS);
+
return ret;
}
--
2.20.1
