UbiquitousOS
/
OpenCloudOS-Kernel
mirror of https://gitee.com/OpenCloudOS/OpenCloudOS-Kernel.git
11
0
Fork 0
Code Issues Projects Releases Wiki Activity

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>
This commit is contained in:
Jerome Brunet 2019-04-23 11:02:30 +02:00 committed by Ulf Hansson
parent 98849da63f
commit 9c5fdb07a2
1 changed files with 3 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
drivers/mmc/host/meson-gx-mmc.c
View File

@ -1082,9 +1082,6 @@ static irqreturn_t meson_mmc_irq(int irq, void *dev_id)
} }
out: out:
/* ack all enabled interrupts */
writel(irq_en, host->regs + SD_EMMC_STATUS);
if (cmd->error) { if (cmd->error) {
/* Stop desc in case of errors */ /* Stop desc in case of errors */
u32 start = readl(host->regs + SD_EMMC_START); u32 start = readl(host->regs + SD_EMMC_START);
@ -1096,6 +1093,9 @@ out:
if (ret == IRQ_HANDLED) if (ret == IRQ_HANDLED)
meson_mmc_request_done(host->mmc, cmd->mrq); meson_mmc_request_done(host->mmc, cmd->mrq);
/* ack all raised interrupts */
writel(status, host->regs + SD_EMMC_STATUS);
return ret; return ret;
} }