tty: serial: qcom-geni-serial: refactor qcom_geni_serial_isr()

Simplify the conditions in qcom_geni_serial_isr() and fix indentation.
Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
Reviewed-by: Konrad Dybcio <konrad.dybcio@linaro.org>
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Link: https://lore.kernel.org/r/20221229155030.418800-8-brgl@bgdev.plSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/tty/serial/qcom_geni_serial.c

@@ -827,20 +827,18 @@ static irqreturn_t qcom_geni_serial_isr(int isr, void *dev)
 
 	if (m_irq_status & m_irq_en & (M_TX_FIFO_WATERMARK_EN | M_CMD_DONE_EN))
 		qcom_geni_serial_handle_tx(uport, m_irq_status & M_CMD_DONE_EN,
-					geni_status & M_GENI_CMD_ACTIVE);
+					   geni_status & M_GENI_CMD_ACTIVE);
 
-	if (s_irq_status & S_GP_IRQ_0_EN || s_irq_status & S_GP_IRQ_1_EN) {
+	if (s_irq_status & (S_GP_IRQ_0_EN | S_GP_IRQ_1_EN)) {
 		if (s_irq_status & S_GP_IRQ_0_EN)
 			uport->icount.parity++;
 		drop_rx = true;
-	} else if (s_irq_status & S_GP_IRQ_2_EN ||
-					s_irq_status & S_GP_IRQ_3_EN) {
+	} else if (s_irq_status & (S_GP_IRQ_2_EN | S_GP_IRQ_3_EN)) {
 		uport->icount.brk++;
 		port->brk = true;
 	}
 
-	if (s_irq_status & S_RX_FIFO_WATERMARK_EN ||
-					s_irq_status & S_RX_FIFO_LAST_EN)
+	if (s_irq_status & (S_RX_FIFO_WATERMARK_EN | S_RX_FIFO_LAST_EN))
 		qcom_geni_serial_handle_rx(uport, drop_rx);
 
 out_unlock: