Loading drivers/spi/spi-pxa2xx.c +10 −1 Original line number Diff line number Diff line Loading @@ -546,8 +546,17 @@ static irqreturn_t ssp_int(int irq, void *dev_id) if (pm_runtime_suspended(&drv_data->pdev->dev)) return IRQ_NONE; sccr1_reg = read_SSCR1(reg); /* * If the device is not yet in RPM suspended state and we get an * interrupt that is meant for another device, check if status bits * are all set to one. That means that the device is already * powered off. */ status = read_SSSR(reg); if (status == ~0) return IRQ_NONE; sccr1_reg = read_SSCR1(reg); /* Ignore possible writes if we don't need to write */ if (!(sccr1_reg & SSCR1_TIE)) Loading Loading
drivers/spi/spi-pxa2xx.c +10 −1 Original line number Diff line number Diff line Loading @@ -546,8 +546,17 @@ static irqreturn_t ssp_int(int irq, void *dev_id) if (pm_runtime_suspended(&drv_data->pdev->dev)) return IRQ_NONE; sccr1_reg = read_SSCR1(reg); /* * If the device is not yet in RPM suspended state and we get an * interrupt that is meant for another device, check if status bits * are all set to one. That means that the device is already * powered off. */ status = read_SSSR(reg); if (status == ~0) return IRQ_NONE; sccr1_reg = read_SSCR1(reg); /* Ignore possible writes if we don't need to write */ if (!(sccr1_reg & SSCR1_TIE)) Loading
