diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/i2c/busses/i2c-omap.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/i2c/busses/i2c-omap.c b/drivers/i2c/busses/i2c-omap.c index 00fb5ac811c..aaeb93e44e0 100644 --- a/drivers/i2c/busses/i2c-omap.c +++ b/drivers/i2c/busses/i2c-omap.c @@ -960,6 +960,11 @@ omap_i2c_isr_handler(struct omap_i2c_dev *dev) u16 stat; int err = 0, count = 0; + if (pm_runtime_suspended(dev->dev)) { + WARN_ONCE(true, "We should never be here!\n"); + return IRQ_NONE; + } + do { bits = omap_i2c_read_reg(dev, OMAP_I2C_IE_REG); stat = omap_i2c_read_reg(dev, OMAP_I2C_STAT_REG); @@ -1109,6 +1114,11 @@ omap_i2c_isr(int irq, void *dev_id) u16 mask; u16 stat; + if (pm_runtime_suspended(dev->dev)) { + WARN_ONCE(true, "We should never be here!\n"); + return IRQ_NONE; + } + spin_lock(&dev->lock); mask = omap_i2c_read_reg(dev, OMAP_I2C_IE_REG); stat = omap_i2c_read_reg(dev, OMAP_I2C_STAT_REG); |