i2c: xiic: Remove interrupt enable/disable in Rx path

'DYNAMIC_MODE_READ_BROKEN_BIT' quirk added in the driver,
effected IP versions no longer enter dynamic mode.
So, remove local_irq_save/local_irq_restore APIs from driver.
Signed-off-by: Raviteja Narayanam <raviteja.narayanam@xilinx.com>
Signed-off-by: Manikanta Guntupalli <manikanta.guntupalli@amd.com>
Acked-by: Michal Simek <michal.simek@amd.com>
Signed-off-by: Wolfram Sang <wsa@kernel.org>

drivers/i2c/busses/i2c-xiic.c

@@ -741,7 +741,6 @@ static void xiic_start_recv(struct xiic_i2c *i2c)
 	u16 rx_watermark;
 	u8 cr = 0, rfd_set = 0;
 	struct i2c_msg *msg = i2c->rx_msg = i2c->tx_msg;
-	unsigned long flags;
 
 	dev_dbg(i2c->adap.dev.parent, "%s entry, ISR: 0x%x, CR: 0x%x\n",
 		__func__, xiic_getreg32(i2c, XIIC_IISR_OFFSET),
@@ -773,8 +772,6 @@ static void xiic_start_recv(struct xiic_i2c *i2c)
 			bytes--;
 		xiic_setreg8(i2c, XIIC_RFD_REG_OFFSET, bytes);
 
-		local_irq_save(flags);
-
 		/* write the address */
 		xiic_setreg16(i2c, XIIC_DTR_REG_OFFSET,
 			      i2c_8bit_addr_from_msg(msg) |
@@ -787,8 +784,6 @@ static void xiic_start_recv(struct xiic_i2c *i2c)
 		xiic_setreg16(i2c, XIIC_DTR_REG_OFFSET, val);
 
 		xiic_irq_clr_en(i2c, XIIC_INTR_BNB_MASK);
-
-		local_irq_restore(flags);
 	} else {
 		/*
 		 * If previous message is Tx, make sure that Tx FIFO is empty