diff options
| author | Tian Tao <tiantao6@hisilicon.com> | 2021-03-15 02:08:15 +0100 |
|---|---|---|
| committer | Miquel Raynal <miquel.raynal@bootlin.com> | 2021-03-28 19:13:39 +0200 |
| commit | 4682dd19a6686dccf1871479d12dd1a4a3df0b70 (patch) | |
| tree | 65f0625c7819628c93a62974a107873060b34dc8 /drivers/mtd | |
| parent | mtd: rawnand: remove duplicate include in rawnand.h (diff) | |
| download | linux-4682dd19a6686dccf1871479d12dd1a4a3df0b70.tar.xz linux-4682dd19a6686dccf1871479d12dd1a4a3df0b70.zip | |
mtd: rawnand: r852: replace spin_lock_irqsave by spin_lock in hard IRQ
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>
Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
Link: https://lore.kernel.org/linux-mtd/1615770495-31939-1-git-send-email-tiantao6@hisilicon.com
Diffstat (limited to 'drivers/mtd')
| -rw-r--r-- | drivers/mtd/nand/raw/r852.c | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/drivers/mtd/nand/raw/r852.c b/drivers/mtd/nand/raw/r852.c index c742354c1b0b..ebe859ca49cb 100644 --- a/drivers/mtd/nand/raw/r852.c +++ b/drivers/mtd/nand/raw/r852.c @@ -724,10 +724,9 @@ static irqreturn_t r852_irq(int irq, void *data) struct r852_device *dev = (struct r852_device *)data; uint8_t card_status, dma_status; - unsigned long flags; irqreturn_t ret = IRQ_NONE; - spin_lock_irqsave(&dev->irqlock, flags); + spin_lock(&dev->irqlock); /* handle card detection interrupts first */ card_status = r852_read_reg(dev, R852_CARD_IRQ_STA); @@ -813,7 +812,7 @@ static irqreturn_t r852_irq(int irq, void *data) dbg("strange card status = %x", card_status); out: - spin_unlock_irqrestore(&dev->irqlock, flags); + spin_unlock(&dev->irqlock); return ret; } |