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Commit 6d2ea487 authored by Shinya Kuribayashi's avatar Shinya Kuribayashi Committed by Ben Dooks
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i2c-designware: Remove an useless local variable "num" 



We couldn't know the original intent for this variable, but at this
point it's useless.

Signed-off-by: default avatarShinya Kuribayashi <shinya.kuribayashi@necel.com>
Acked-by: default avatarBaruch Siach <baruch@tkos.co.il>
Signed-off-by: default avatarBen Dooks <ben-linux@fluff.org>
parent e77cf232

drivers/i2c/busses/i2c-designware.c

+2 −4
Original line number Diff line number Diff line
@@ -257,7 +257,6 @@ static void 
i2c_dw_xfer_msg(struct dw_i2c_dev *dev)

{

	struct i2c_msg *msgs = dev->msgs;

	int num = dev->msgs_num;

	u32 ic_con, intr_mask;

	int tx_limit = dev->tx_fifo_depth - readl(dev->base + DW_IC_TXFLR);

	int rx_limit = dev->rx_fifo_depth - readl(dev->base + DW_IC_RXFLR);
@@ -283,7 +282,7 @@ i2c_dw_xfer_msg(struct dw_i2c_dev *dev) 
		writel(1, dev->base + DW_IC_ENABLE);

	}



	for (; dev->msg_write_idx < num; dev->msg_write_idx++) {

	for (; dev->msg_write_idx < dev->msgs_num; dev->msg_write_idx++) {

		/* if target address has changed, we need to

		 * reprogram the target address in the i2c

		 * adapter when we are done with this transfer
@@ -330,11 +329,10 @@ static void 
i2c_dw_read(struct dw_i2c_dev *dev)

{

	struct i2c_msg *msgs = dev->msgs;

	int num = dev->msgs_num;

	u32 addr = msgs[dev->msg_read_idx].addr;

	int rx_valid = readl(dev->base + DW_IC_RXFLR);



	for (; dev->msg_read_idx < num; dev->msg_read_idx++) {

	for (; dev->msg_read_idx < dev->msgs_num; dev->msg_read_idx++) {

		u32 len;

		u8 *buf;