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mmc: moxart: replace spin_lock_irqsave by spin_lock in hard IRQ

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The code has been in a irq-disabled context since it is hard IRQ. There
is no necessity to do it again.

Signed-off-by: Tian Tao <tiantao6@hisilicon.com>
Link: https://lore.kernel.org/r/1604021319-31338-1-git-send-email-tiantao6@hisilicon.com
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
This commit is contained in:
Tian Tao 2020-10-30 09:28:39 +08:00 committed by Ulf Hansson
parent 86d9bf50af
commit 120ae805fb
1 changed files with 2 additions and 3 deletions
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5
drivers/mmc/host/moxart-mmc.c
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@ -465,9 +465,8 @@ static irqreturn_t moxart_irq(int irq, void *devid)
{
struct moxart_host *host = (struct moxart_host *)devid;
u32 status;
unsigned long flags;
spin_lock_irqsave(&host->lock, flags);
spin_lock(&host->lock);
status = readl(host->base + REG_STATUS);
if (status & CARD_CHANGE) {
@ -484,7 +483,7 @@ static irqreturn_t moxart_irq(int irq, void *devid)
if (status & (FIFO_ORUN | FIFO_URUN) && host->mrq)
moxart_transfer_pio(host);
spin_unlock_irqrestore(&host->lock, flags);
spin_unlock(&host->lock);
return IRQ_HANDLED;
}