There is no need to do irqsave and irqrestore in context of hard IRQ.
Cc: Baruch Siach baruch@tkos.co.il Cc: Paul Cercueil paul@crapouillou.net Signed-off-by: Weihang Li liweihang@huawei.com --- drivers/i2c/busses/i2c-digicolor.c | 5 ++--- drivers/i2c/busses/i2c-jz4780.c | 5 ++--- 2 files changed, 4 insertions(+), 6 deletions(-)
diff --git a/drivers/i2c/busses/i2c-digicolor.c b/drivers/i2c/busses/i2c-digicolor.c index f67639d..60c838c 100644 --- a/drivers/i2c/busses/i2c-digicolor.c +++ b/drivers/i2c/busses/i2c-digicolor.c @@ -160,12 +160,11 @@ static irqreturn_t dc_i2c_irq(int irq, void *dev_id) { struct dc_i2c *i2c = dev_id; int cmd_status = dc_i2c_cmd_status(i2c); - unsigned long flags; u8 addr_cmd;
writeb_relaxed(1, i2c->regs + II_INTFLAG_CLEAR);
- spin_lock_irqsave(&i2c->lock, flags); + spin_lock(&i2c->lock);
if (cmd_status == II_CMD_STATUS_ACK_BAD || cmd_status == II_CMD_STATUS_ABORT) { @@ -207,7 +206,7 @@ static irqreturn_t dc_i2c_irq(int irq, void *dev_id) }
out: - spin_unlock_irqrestore(&i2c->lock, flags); + spin_unlock(&i2c->lock); return IRQ_HANDLED; }
diff --git a/drivers/i2c/busses/i2c-jz4780.c b/drivers/i2c/busses/i2c-jz4780.c index cb4a25e..8509c5f 100644 --- a/drivers/i2c/busses/i2c-jz4780.c +++ b/drivers/i2c/busses/i2c-jz4780.c @@ -437,9 +437,8 @@ static irqreturn_t jz4780_i2c_irq(int irqno, void *dev_id) unsigned short intst; unsigned short intmsk; struct jz4780_i2c *i2c = dev_id; - unsigned long flags;
- spin_lock_irqsave(&i2c->lock, flags); + spin_lock(&i2c->lock); intmsk = jz4780_i2c_readw(i2c, JZ4780_I2C_INTM); intst = jz4780_i2c_readw(i2c, JZ4780_I2C_INTST);
@@ -551,7 +550,7 @@ static irqreturn_t jz4780_i2c_irq(int irqno, void *dev_id) }
done: - spin_unlock_irqrestore(&i2c->lock, flags); + spin_unlock(&i2c->lock); return IRQ_HANDLED; }
On Mon, Feb 08, 2021 at 06:48:37PM +0800, Weihang Li wrote:
There is no need to do irqsave and irqrestore in context of hard IRQ.
Cc: Baruch Siach baruch@tkos.co.il Cc: Paul Cercueil paul@crapouillou.net Signed-off-by: Weihang Li liweihang@huawei.com
Applied to for-next, thanks!