scsi: hisi_sas: improve int_chnl_int_v2_hw() consistency with v3 hw

Change code format of int_chnl_int_v2_hw() to be consistent with v3 hw to
reduce an tag indent.
Signed-off-by: Xiaofei Tan <tanxiaofei@huawei.com>
Signed-off-by: John Garry <john.garry@huawei.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>

drivers/scsi/hisi_sas/hisi_sas_v2_hw.c

@@ -2848,7 +2848,6 @@ static irqreturn_t int_chnl_int_v2_hw(int irq_no, void *p)
 			HGC_INVLD_DQE_INFO_FB_CH3_OFF) & 0x1ff;
 
 	while (irq_msk) {
-		if (irq_msk & (1 << phy_no)) {
 		u32 irq_value0 = hisi_sas_phy_read32(hisi_hba, phy_no,
 						     CHL_INT0);
 		u32 irq_value1 = hisi_sas_phy_read32(hisi_hba, phy_no,
@@ -2856,7 +2855,7 @@ static irqreturn_t int_chnl_int_v2_hw(int irq_no, void *p)
 		u32 irq_value2 = hisi_sas_phy_read32(hisi_hba, phy_no,
 						     CHL_INT2);
 
-			if (irq_value1) {
+		if ((irq_msk & (1 << phy_no)) && irq_value1) {
 			if (irq_value1 & (CHL_INT1_DMAC_RX_ECC_ERR_MSK |
 					  CHL_INT1_DMAC_TX_ECC_ERR_MSK))
 				panic("%s: DMAC RX/TX ecc bad error!\
@@ -2867,12 +2866,12 @@ static irqreturn_t int_chnl_int_v2_hw(int irq_no, void *p)
 					     CHL_INT1, irq_value1);
 		}
 
-			if (irq_value2)
+		if ((irq_msk & (1 << phy_no)) && irq_value2)
 			hisi_sas_phy_write32(hisi_hba, phy_no,
 					     CHL_INT2, irq_value2);
 
 
-			if (irq_value0) {
+		if ((irq_msk & (1 << phy_no)) && irq_value0) {
 			if (irq_value0 & CHL_INT0_SL_RX_BCST_ACK_MSK)
 				phy_bcast_v2_hw(phy_no, hisi_hba);
 
@@ -2882,7 +2881,6 @@ static irqreturn_t int_chnl_int_v2_hw(int irq_no, void *p)
 					& (~CHL_INT0_SL_PHY_ENABLE_MSK)
 					& (~CHL_INT0_NOT_RDY_MSK));
 		}
-		}
 		irq_msk &= ~(1 << phy_no);
 		phy_no++;
 	}