diff --git a/drivers/i2c/busses/i2c-omap.c b/drivers/i2c/busses/i2c-omap.c index 0dd647abb89d..30ea63c24b5d 100644 --- a/drivers/i2c/busses/i2c-omap.c +++ b/drivers/i2c/busses/i2c-omap.c @@ -786,6 +786,7 @@ omap_i2c_isr(int this_irq, void *dev_id) dev_err(dev->dev, "Arbitration lost\n"); err |= OMAP_I2C_STAT_AL; } + /* * ProDB0017052: Clear ARDY bit twice */ @@ -798,6 +799,7 @@ omap_i2c_isr(int this_irq, void *dev_id) omap_i2c_complete_cmd(dev, err); return IRQ_HANDLED; } + if (stat & (OMAP_I2C_STAT_RRDY | OMAP_I2C_STAT_RDR)) { u8 num_bytes = 1; @@ -844,6 +846,7 @@ omap_i2c_isr(int this_irq, void *dev_id) stat & (OMAP_I2C_STAT_RRDY | OMAP_I2C_STAT_RDR)); continue; } + if (stat & (OMAP_I2C_STAT_XRDY | OMAP_I2C_STAT_XDR)) { u8 num_bytes = 1; if (dev->fifo_size) { @@ -891,10 +894,12 @@ omap_i2c_isr(int this_irq, void *dev_id) stat & (OMAP_I2C_STAT_XRDY | OMAP_I2C_STAT_XDR)); continue; } + if (stat & OMAP_I2C_STAT_ROVR) { dev_err(dev->dev, "Receive overrun\n"); dev->cmd_err |= OMAP_I2C_STAT_ROVR; } + if (stat & OMAP_I2C_STAT_XUDF) { dev_err(dev->dev, "Transmit underflow\n"); dev->cmd_err |= OMAP_I2C_STAT_XUDF;